CN112160355B - Pile foundation detection device and method for building engineering supervision - Google Patents
Pile foundation detection device and method for building engineering supervision Download PDFInfo
- Publication number
- CN112160355B CN112160355B CN202011006873.5A CN202011006873A CN112160355B CN 112160355 B CN112160355 B CN 112160355B CN 202011006873 A CN202011006873 A CN 202011006873A CN 112160355 B CN112160355 B CN 112160355B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rod
- pile foundation
- adjusting
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a pile foundation detection device and method for building engineering supervision in the technical field of engineering supervision, and the pile foundation detection device comprises a bottom plate, wherein the bottom of the bottom plate is fixedly connected with a horizontal adjusting mechanism, the horizontal adjusting mechanism comprises six-rod adjusting nuts and a U-shaped frame, the middle of the top of the bottom plate is fixedly connected with a positioning mechanism, the positioning mechanism comprises an adjusting rod, an L-shaped connecting rod, a clamping cross rod and a rotating connecting rod, the top of the bottom plate is fixedly connected with a lifting mechanism, the lifting mechanism comprises a support, a rope rolling base and a rope rolling roller, and the left side of a pile foundation is fixedly connected with a detection device; according to the invention, through the combined action of the adjusting rod, the L-shaped connecting rod, the positioning ring and the clamping cross rod, on one hand, the pile foundation to be detected, the lifted heavy hammer and the steel wire rope for hanging the heavy hammer are kept at the same axial center position, so that the detection accuracy is improved, on the other hand, the lifted heavy hammer is fast and stable, and the detection waiting time is reduced.
Description
Technical Field
The invention relates to the technical field of engineering supervision, in particular to a pile foundation detection device and method for building engineering supervision.
Background
Pile foundation detection, divide into the detection before the pile foundation construction and after the construction: before construction, detection pile detection is provided for design, and the ultimate bearing capacity of a single pile is mainly determined; after construction, engineering pile detection providing basis for acceptance inspection is mainly carried out, and the single-pile bearing capacity and pile body integrity detection is mainly carried out.
The invention discloses a pile foundation detection device and method for monitoring part of building engineering in the prior art, and Chinese patent with application number of CN201921614712.7 discloses a high-strain-method pile foundation dynamic detection device.
The positioning of heavy punch and pile foundation in the present high strain method pile foundation dynamic testing is estimated by manual visual inspection, the heavy punch is not stabilized by a clamping mechanism after lifting, on one hand, the coaxiality of the heavy punch and the pile foundation can not be ensured, the detection accuracy is reduced, on the other hand, the lifted heavy punch can not be quickly stabilized, and the waiting time for the heavy punch to be stabilized is prolonged.
Based on the above, the invention designs a pile foundation detection device and method for building engineering supervision, which aim to solve the problems.
Disclosure of Invention
The invention aims to provide a pile foundation detection device and method for building engineering supervision, and aims to solve the problems that the positioning of a heavy hammer and a pile foundation in the conventional high-strain-method pile foundation dynamic measurement detection is estimated by manual visual measurement, the heavy hammer is not stabilized by a clamping mechanism after being lifted, the coaxiality of the heavy hammer and the pile foundation cannot be ensured, the detection accuracy is reduced, the lifted heavy hammer cannot be quickly stabilized, and the waiting time for the stability of the heavy hammer is prolonged.
In order to achieve the purpose, the invention provides the following technical scheme: a pile foundation detection device for building engineering supervision comprises a base plate, wherein four horizontal adjusting mechanisms are distributed on the top of the base plate in an annular array mode, a positioning mechanism is fixedly connected to the middle of the top of the base plate, a lifting mechanism is fixedly connected to the top of the base plate, and detection equipment is fixedly connected to the left side of a pile foundation;
the positioning mechanism comprises a base, the base is fixedly connected to the top of the bottom plate and is coaxial with the bottom plate, the top of the base is fixedly connected with four lower fixed blocks, the four lower fixed blocks are uniformly distributed along the circle center of the base, the lower fixed blocks are connected with adjusting rods in a sliding manner, sliding grooves are formed in the positions, corresponding to the adjusting rods, of the lower fixed blocks, the adjusting rods are in threaded connection with L-shaped connecting rods, the vertical ends of the L-shaped connecting rods are in threaded connection with the adjusting rods, the L-shaped connecting rods are placed in an inverted L shape, hook tips face inwards, the adjusting rods are close to the ends of the foundation piles and are rotatably connected with clamping rings, the clamping rings are in contact with the foundation piles, the right ends of the adjusting rods are fixedly connected with a measuring mechanism, one ends, far away from the pile foundations, of the adjusting rods are fixedly connected with an adjusting wrench, the top of the lower fixed blocks are fixedly connected with upper fixed blocks, and sliding grooves are formed in the positions, corresponding to the adjusting rods, the adjusting rod slides leftwards and rightwards along the sliding groove of the upper fixed block, the L-shaped connecting rod is connected with a clamping cross rod in a sliding manner, the L-shaped connecting rod is provided with a through hole at the corresponding position of the clamping cross rod, the clamping cross rod slides leftwards and rightwards along the through hole, the inner side surface of the L-shaped connecting rod is fixedly connected with a rotating base, the rotating base is positioned above the clamping cross rod, the upper end of the side surface of the L-shaped connecting rod is connected with an extrusion cross rod in a sliding manner, the L-shaped connecting rod is provided with a through hole at the corresponding position of the extrusion cross rod, the clamping cross rod slides leftwards and rightwards along the through hole, the extrusion cross rod is positioned above the rotating base, the top of the clamping cross rod is fixedly connected with a lower base, the bottom of the extrusion cross rod is fixedly connected with an upper base, one end of the upper base is fixedly connected with a reset spring, the other end of the reset spring is fixedly connected with the L-shaped connecting rod, and the front end of the rotating base is rotatably connected with a rotating connecting rod, the two ends of the rotating connecting rod are provided with sliding grooves, one end of the rotating connecting rod is connected with the lower base in a sliding mode along the sliding grooves, the other end of the rotating connecting rod is connected with the upper base in a sliding mode along the sliding grooves, four L-shaped connecting rods are fixedly connected with positioning rings together, the bottoms of the transverse ends of the four L-shaped connecting rods are fixedly connected with lower limiting rings, the tops of the transverse ends of the four L-shaped connecting rods are fixedly connected with upper limiting rings, four limiting rods are fixedly connected between the lower limiting rings and the upper limiting rings together, the other ends of the four limiting rods are fixedly connected with a support together, and the top of the support is provided with a hammering mechanism;
the hammering mechanism comprises two rope winding bases, the two rope winding bases are symmetrically and fixedly connected to the top of a support, a rope winding rod is connected between the two rope winding bases in a rotating mode, a rope winding roller is fixedly connected to the surface of the rope winding rod, the top of the support is connected with a power mechanism for driving the rope winding rod to rotate, a steel wire rope is fixedly connected to the surface of the rope winding roller, a through hole is formed in the top of the support corresponding to the position of the steel wire rope, the steel wire rope penetrates through the support through hole and a positioning ring, an extrusion block is fixedly connected to the surface of the steel wire rope and located below an extrusion cross rod, and a heavy hammer is fixedly connected to the other end of the steel wire rope;
when the device works, a pile foundation detection device is sleeved outside a pile foundation to be detected by a crane, detection equipment is connected to the pile foundation, a horizontal adjusting mechanism is adjusted according to a level gauge, a bottom plate is in a horizontal state, the detection accuracy is ensured, an adjusting wrench is rotated to enable a clamping ring to clamp the pile foundation, the whole positioning mechanism is ensured to be stable, an L-shaped connecting rod moves left and right under the action of threaded engagement along with the rotation of adjusting rods, the length of the four adjusting rods extending out is adjusted to be the same by taking a measuring mechanism as a reference, ensuring that the axle center of the pile foundation is consistent with the axle center determined by the four L-shaped connecting rods, keeping the same axle center between a positioning ring connected with the four L-shaped connecting rods and the pile foundation, driving the rope rolling drum to rotate anticlockwise by the work of the power mechanism, driving the heavy hammer to ascend by the steel wire rope wound on the rope rolling drum, simultaneously moving the extrusion block fixed on the steel wire rope upwards, pushing the extrusion cross rod by the conical extrusion block along the conical surface, moving the extrusion cross rod outwards along the upper through hole of the L-shaped connecting rod, driving the upper end of the rotary connecting rod to rotate clockwise by the upper base fixed on the extrusion cross rod, rotating the rotary connecting rod around the rotary base, driving the lower end of the rotary connecting rod to drive the lower base and the clamping cross rod to move inwards along the through hole of the L-shaped connecting rod, when the extrusion block ascends to the designated position, moving the clamping cross rod inwards to clamp the lifted heavy hammer to ensure that the lifted heavy hammer is stable and does not shake, and at the same axle center between the heavy hammer, the positioning ring, the steel wire rope and the pile foundation, the pile foundation dynamic detection device comprises a power mechanism, a heavy hammer, a steel wire rope, an extrusion block, an extrusion cross rod, a reset spring, a clamping cross rod, a positioning ring and a clamping cross rod.
As a further aspect of the present invention, the measuring mechanism includes a first limiting ring and a second limiting ring, both of which are fixedly connected to a surface of the adjusting rod, the surface of the adjusting rod is rotatably connected with a measuring ring, the measuring ring is located between the first limiting ring and the second limiting ring and is in sliding contact with inner sides of the first limiting ring and the second limiting ring, the measuring ring is fixedly connected with an L-shaped measuring scale, a through hole is formed in the L-shaped connecting rod corresponding to the L-shaped measuring scale, and the L-shaped measuring scale slides along the through hole on the L-shaped connecting rod; during operation, the regulation spanner is rotated and is adjusted the pole and remove, and under the centre gripping of first restriction ring and second restriction ring, the measuring ring moves along with adjusting the pole and keeps simultaneously and adjust the pole rotation and connect, and the measuring ring promotes L type dipperstick along L type connecting rod through-hole synchronous motion, adjusts the regulation pole extension length according to L type dipperstick data, ensures that four regulation poles extension length are the same.
As a further scheme of the invention, the top of the positioning ring is positioned at two sides of the steel wire rope and is connected with a guide mechanism, the guide mechanism comprises a guide base, the guide base is slidably connected to the top of the positioning ring, the positioning ring is provided with a sliding groove at a position corresponding to the guide base, the guide base slides left and right along the sliding groove, the guide base is symmetrically distributed front and back, a guide shaft is rotatably connected between the two guide bases, a guide wheel is fixedly connected to the middle of the guide shaft and is in contact with the steel wire rope, the side surfaces of the two guide bases are fixedly connected with a movable plate together, the right side of the movable plate is fixedly connected with a guide spring, the other end of the guide spring is fixedly connected with a fixed plate, and the fixed plate is fixedly connected to the top of the positioning ring; when the heavy hammer falling device works, the steel wire rope penetrates through the guide wheel, the guide spring extrudes inwards, the guide wheel is in contact with the steel wire rope, the steel wire rope can smoothly penetrate through the positioning ring under the guide of the guide wheel, and the steel wire rope avoids the situation that the inner wall of the positioning ring is rubbed under the action of the guide mechanism in the falling process of the heavy hammer.
As a further scheme of the invention, the horizontal adjusting mechanism comprises a six-rod adjusting nut, the bottom of the six-rod adjusting nut is rotatably connected with the top of the bottom plate, the top of the six-rod adjusting nut is rotatably connected with a U-shaped frame, the inner wall of the U-shaped frame is fixedly connected with the bottom of the bottom plate, a supporting seat is in threaded connection with the inner wall of the six-rod adjusting nut, the supporting seat sequentially penetrates through the bottom plate, the six-rod adjusting nut and the U-shaped frame, and the top of the bottom plate is fixedly connected with a level gauge; during operation, six pole adjusting nut of rotatory make six pole adjusting nut reciprocate along the supporting seat, drive bottom plate synchronous motion through U type frame, adjust four horizontal adjustment mechanism and make the spirit level on the bottom plate keep the level to guarantee that the bottom plate is in horizontal position, improve the accuracy that detects.
As a further aspect of the invention, the level is a bubble-scale level; during operation, the horizontal adjusting mechanism is adjusted to enable the air bubbles of the four bubble ruler type gradienters to be in the middle position and ensure to be in the horizontal state, so that the horizontal state of the bottom plate is ensured.
As a further scheme of the invention, the power mechanism comprises a motor, the motor is fixedly connected to the top of the support, the output end of the motor is fixedly connected with a speed reducer, the speed reducer is fixedly connected to the top of the support, the speed reducer is positioned on the left side of the motor, and the output end of the speed reducer is fixedly connected with the left end of the rope winding rod; during operation, the motor rotates, and the speed reducer is driven to rotate through the output end, so that required stable power is output, and the heavy hammer can be stably lifted.
A pile foundation detection method for building engineering supervision comprises the following steps:
step 1: sleeving a pile foundation detection device on the outer side of a pile foundation to be detected by using a crane, and connecting detection equipment to the pile foundation;
step 2: the horizontal adjusting mechanism is adjusted according to the level gauge, so that the bottom plate is in a horizontal state, and the detection accuracy is ensured;
and step 3: adjusting a horizontal adjusting mechanism according to a level gauge to enable a bottom plate to be in a horizontal state and ensure detection accuracy, rotating an adjusting wrench to enable a clamping ring to clamp a pile foundation and ensure that the whole positioning mechanism is kept stable, wherein an L-shaped connecting rod moves left and right under the action of threaded engagement along with rotation of an adjusting rod, taking a measuring mechanism as a reference, adjusting the extending lengths of four adjusting rods to be the same, ensuring that the axis of the pile foundation is consistent with the axis determined by the four L-shaped connecting rods, and keeping the same axis of a positioning ring jointly connected by the four L-shaped connecting rods and the pile foundation;
and 4, step 4: the power mechanism works to drive the rope winding roller to rotate anticlockwise, the steel wire rope wound on the rope winding roller drives the heavy hammer to ascend, the extrusion block fixed on the steel wire rope simultaneously moves upwards, the conical extrusion block pushes the extrusion cross rod along the conical surface, the extrusion cross rod moves outwards along the through hole in the L-shaped connecting rod, the upper base fixed on the extrusion cross rod drives the upper end of the rotary connecting rod to rotate clockwise, the rotary connecting rod rotates around the rotary base, the lower end of the rotary connecting rod drives the lower base and the clamping cross rod to move inwards along the through hole in the L-shaped connecting rod, when the extrusion block ascends to a specified position, the clamping cross rod moves inwards to clamp the lifted heavy hammer, the lifted heavy hammer is stable and does not shake, and at the moment, the heavy hammer, the positioning ring and the steel wire rope are in the same axis with the pile foundation;
and 5: the power mechanism is closed, the heavy hammer falls under the action of gravity, the steel wire rope drives the extrusion block to move downwards, the extrusion transverse rod is not extruded any more, the reset spring pushes the upper base to reset the extrusion transverse rod, the clamping transverse rod is driven to move outwards by the rotating connecting rod, and the heavy hammer is not clamped any more;
step 6: and after the heavy hammer falls on the pile foundation, reading the data of the detection equipment to finish the one-time high-strain pile foundation dynamic detection.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the combined action of the adjusting rod, the L-shaped connecting rod, the positioning ring and the clamping cross rod, on one hand, the pile foundation to be detected, the lifted heavy hammer and the steel wire rope for hanging the heavy hammer are kept at the same axial center position, so that the detection accuracy is improved, on the other hand, the lifted heavy hammer is fast and stable, and the detection waiting time is reduced.
2. According to the invention, the adjusting rod moves left and right by rotating the adjusting wrench, the measuring ring moves along with the adjusting rod while keeping the measuring ring in rotating connection with the adjusting rod under the clamping of the first limiting ring and the second limiting ring, the measuring ring pushes the L-shaped measuring scale to synchronously move along the L-shaped connecting rod through hole, the extending lengths of the adjusting rod are adjusted according to the data of the L-shaped measuring scale, the extending lengths of the four adjusting rods are ensured to be the same, and thus the lifted heavy hammer and a steel wire rope for hanging the heavy hammer are ensured to keep the same axis position.
3. According to the invention, by arranging the guide mechanism, the steel wire rope can slide up and down more smoothly, friction on the inner wall of the through hole is not easy to occur, and meanwhile, under the action of the guide spring, the shaking of the steel wire rope is reduced, and the detection accuracy is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic view of the general structure of the pile foundation detection device for building engineering supervision according to the present invention;
FIG. 3 is a schematic structural view of a guide mechanism according to the present invention;
FIG. 4 is a schematic view of the positions of the clamping cross bar, the L-shaped connecting bar, the extrusion cross bar and the rotating connecting bar (the middle part of the L-shaped connecting bar is cut off);
FIG. 5 is a schematic diagram showing the positional relationship among the base plate, the base, the upper fixing block, the lower fixing block and the adjusting lever according to the present invention (the bracket and the tail of the L-shaped connecting rod are cut);
FIG. 6 is a schematic diagram showing the relationship among the first limiting ring, the measuring ring, the L-shaped measuring scale and the second limiting ring according to the present invention (the tail of the L-shaped connecting rod and the adjusting rod is cut);
FIG. 7 is a schematic view of the structure of the measuring ring and the L-shaped measuring scale of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the device comprises a bottom plate 1, a detection device 2, a base 3, a lower fixing block 4, an adjusting rod 5, an L-shaped connecting rod 6, a clamping ring 7, an adjusting wrench 8, an upper fixing block 9, a clamping cross rod 10, a rotating base 11, an extrusion cross rod 12, a lower base 13, an upper base 14, a return spring 15, a rotating connecting rod 16, a positioning ring 17, a lower positioning ring 18, an upper positioning ring 19, a positioning rod 20, a support 21, a rope winding base 22, a rope winding rod 23, a rope winding roller 24, a steel wire rope 25, an extrusion block 26, a heavy hammer 27, a six-rod adjusting nut 28, a U-shaped frame 29, a support seat 30, a level gauge 31, a first limiting ring 32, a measuring ring 33, an L-shaped measuring scale 34, a second limiting ring 35, a guide base 36, a guide shaft 37, a guide wheel 38, a movable plate 39, a guide spring 40, a fixing plate 41, a motor 42 and a speed reducer 43.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: the pile foundation detection device comprises a bottom plate 1, four horizontal adjusting mechanisms are distributed on the top of the bottom plate 1 in an annular array mode, a positioning mechanism is fixedly connected in the middle of the top of the bottom plate 1, a lifting mechanism is fixedly connected to the top of the bottom plate 1, and a detection device 2 is fixedly connected to the left side of a pile foundation;
the positioning mechanism comprises a base 3, the base 3 is fixedly connected to the top of the bottom plate 1 and is coaxial with the bottom plate 1, the top of the base 3 is fixedly connected with four lower fixed blocks 4, the four lower fixed blocks 4 are uniformly distributed along the circle center of the base 3, the lower fixed blocks 4 are slidably connected with adjusting rods 5, the lower fixed blocks 4 are provided with sliding grooves at positions corresponding to the adjusting rods 5, the adjusting rods 5 are in threaded connection with L-shaped connecting rods 6, the vertical ends of the L-shaped connecting rods 6 are in threaded connection with the adjusting rods 5, the L-shaped connecting rods 6 are arranged in an inverted L shape, hook tips face inwards, the adjusting rods 5 are rotatably connected with clamping rings 7 close to the ends of the base piles, the clamping rings 7 are in contact with the base piles, the right ends of the adjusting rods 5 are fixedly connected with a measuring mechanism, one ends, far away from pile foundations, of the adjusting rods 5 are fixedly connected with adjusting wrenches 8, the top of the lower fixed blocks 4 is fixedly connected with upper fixed blocks 9, the upper fixed blocks 9 are provided with sliding grooves at positions corresponding to the adjusting rods 5, and the adjusting rods 5 slide left and right along the sliding grooves of the upper fixed blocks 9, the L-shaped connecting rod 6 is connected with a clamping cross rod 10 in a sliding manner, a through hole is formed in the position, corresponding to the clamping cross rod 10, of the L-shaped connecting rod 6, the clamping cross rod 10 slides left and right along the through hole, the inner side surface of the L-shaped connecting rod 6 is fixedly connected with a rotating base 11, the rotating base 11 is positioned above the clamping cross rod 10, the upper end of the side surface of the L-shaped connecting rod 6 is connected with an extrusion cross rod 12 in a sliding manner, a through hole is formed in the position, corresponding to the extrusion cross rod 12, of the L-shaped connecting rod 6, the clamping cross rod 10 slides left and right along the through hole, the extrusion cross rod 12 is positioned above the rotating base 11, the top of the clamping cross rod 10 is fixedly connected with a lower base 13, the bottom of the extrusion cross rod 12 is fixedly connected with an upper base 14, one end of the upper base 14 is fixedly connected with a return spring 15, the other end of the return spring 15 is fixedly connected to the L-shaped connecting rod 6, the front end of the rotating base 11 is rotatably connected with a rotating connecting rod 16, sliding grooves are formed in two ends of the rotating connecting rod 16, one end of the rotating connecting rod is connected with the lower base 13 along the sliding manner, the other end of the rotating connecting rod 16 is connected with the upper base 14 in a sliding mode along the sliding groove, the four L-shaped connecting rods 6 are fixedly connected with positioning rings 17 together, the bottoms of the transverse ends of the four L-shaped connecting rods 6 are fixedly connected with lower limiting rings 18, the tops of the transverse ends of the four L-shaped connecting rods 6 are fixedly connected with upper limiting rings 19, four limiting rods 20 are fixedly connected between the lower limiting rings 18 and the upper limiting rings 19 together, the other ends of the four limiting rods 20 are fixedly connected with a support 21 together, and a hammering mechanism is arranged at the top of the support 21;
the hammering mechanism comprises two rope winding bases 22, the two rope winding bases 22 are symmetrically and fixedly connected to the top of a support 21, a rope winding rod 23 is connected between the two rope winding bases 22 in a rotating mode, a rope winding roller 24 is fixedly connected to the surface of the rope winding rod 23, a power mechanism for driving the rope winding rod 23 to rotate is connected to the top of the support 21, a steel wire rope 25 is fixedly connected to the surface of the rope winding roller 24, a through hole is formed in the top of the support 21 and corresponds to the position of the steel wire rope 25, the steel wire rope 25 penetrates through the through hole of the support 21 and a positioning ring 17, an extrusion block 26 is fixedly connected to the surface of the steel wire rope 25, the extrusion block 26 is located below an extrusion cross rod 12, and the other end of the steel wire rope 25 is fixedly connected to a hammer 27;
when the device works, a pile foundation detection device is sleeved outside a pile foundation to be detected by a crane, a detection device 2 is connected to the pile foundation, a horizontal adjusting mechanism is adjusted according to a level gauge 31, a bottom plate 1 is in a horizontal state, the detection accuracy is ensured, an adjusting wrench 8 is rotated to enable a clamping ring 7 to clamp the pile foundation, the whole positioning mechanism is ensured to be stable, an L-shaped connecting rod 6 moves left and right under the action of threaded engagement along with the rotation of an adjusting rod 5, the length of the four adjusting rods 5 extending out is adjusted to be the same by taking a measuring mechanism as a reference, ensuring that the axle center of the pile foundation is consistent with the axle centers determined by the four L-shaped connecting rods 6, keeping the axle centers of the positioning rings 17 connected with the four L-shaped connecting rods 6 and the pile foundation at the same time, driving the rope winding roller 24 to rotate anticlockwise by the work of the power mechanism, driving the heavy hammer 27 to ascend by the steel wire rope 25 wound on the rope winding roller 24, simultaneously moving the extrusion block 26 fixed on the steel wire rope 25 upwards, pushing the extrusion cross rod 12 by the conical extrusion block 26 along the conical surface, moving the extrusion cross rod 12 outwards along the through hole on the L-shaped connecting rod 6, driving the upper end of the rotary connecting rod 16 to rotate clockwise by the upper base 14 fixed on the extrusion cross rod 12, rotating the rotary connecting rod 16 around the rotary base 11, driving the lower base 13 and the clamping cross rod 10 to move inwards along the through hole on the L-shaped connecting rod 6 by the lower end of the rotary connecting rod 16, when the extrusion block 26 ascends to the designated position, moving the clamping cross rod 10 inwards to clamp the lifted heavy hammer 27, the lifted weight 27 is stable and does not shake, at the moment, the weight 27, the positioning ring 17, the steel wire rope 25 and the pile foundation are in the same axis, the power mechanism is closed, the weight 27 falls under the action of gravity, the steel wire rope 25 drives the extrusion block 26 to move downwards, the extrusion cross rod 12 is not extruded any more, the reset spring 15 pushes the upper base 14 to reset the extrusion cross rod 12, the clamping cross bar 10 is driven by the rotating connecting rod 16 to move outwards, the heavy hammer 27 is not clamped any more, after the heavy hammer 27 falls on the pile foundation, the data of the detection device 2 are read, and one-time high-strain method pile foundation dynamic detection is completed.
As a further scheme of the invention, the measuring mechanism comprises a first limiting ring 32 and a second limiting ring 35, the first limiting ring 32 and the second limiting ring 35 are fixedly connected on the surface of the adjusting rod 5, the surface of the adjusting rod 5 is rotatably connected with a measuring ring 33, the measuring ring 33 is positioned between the first limiting ring 32 and the second limiting ring 35 and is in sliding contact with the inner sides of the first limiting ring 32 and the second limiting ring 35, the measuring ring 33 is fixedly connected with an L-shaped measuring scale 34, a through hole is formed in the L-shaped connecting rod 6 corresponding to the L-shaped measuring scale 34, and the L-shaped measuring scale 34 slides along the through hole in the L-shaped connecting rod 6; during operation, rotatory regulation spanner 8, adjust the pole 5 and remove, under the centre gripping of first restriction ring 32 and second restriction ring 35, measure the ring 33 and move simultaneously along with adjusting pole 5 and keep rotating with adjusting pole 5 and connect, measure ring 33 and promote L type dipperstick 34 and follow 6 through-holes synchronous motion of L type connecting rod, adjust regulation pole 5 extension length according to L type dipperstick 34 data, ensure that four regulation poles 5 extension length are the same.
As a further scheme of the present invention, the top of the positioning ring 17 is located at both sides of the steel wire rope 25 and is connected with a guiding mechanism, the guiding mechanism includes a guiding base 36, the guiding base 36 is slidably connected to the top of the positioning ring 17, the positioning ring 17 is provided with a sliding slot at a position corresponding to the guiding base 36, the guiding base 36 slides left and right along the sliding slot, the guiding base 36 is symmetrically distributed front and back, a guiding shaft 37 is rotatably connected between the two guiding bases 36, a guiding wheel 38 is fixedly connected to the middle of the guiding shaft 37, the guiding wheel 38 is in contact with the steel wire rope 25, the side surfaces of the two guiding bases 36 are fixedly connected with a movable plate 39 together, a guiding spring 40 is fixedly connected to the right side of the movable plate 39, the other end of the guiding spring 40 is fixedly connected with a fixed plate 41, and the fixed plate 41 is fixedly connected to the top of the positioning ring 17; when the heavy hammer 27 falls, the steel wire rope 25 is prevented from rubbing the inner wall of the positioning ring 17 under the action of the guide mechanism when the heavy hammer 27 falls.
As a further scheme of the invention, the horizontal adjusting mechanism comprises a six-rod adjusting nut 28, the bottom of the six-rod adjusting nut 28 is rotatably connected with the top of the bottom plate 1, the top of the six-rod adjusting nut 28 is rotatably connected with a U-shaped frame 29, the inner wall of the U-shaped frame 29 is fixedly connected with the bottom of the bottom plate 1, a supporting seat 30 is in threaded connection with the inner wall of the six-rod adjusting nut 28, the supporting seat 30 sequentially penetrates through the bottom plate 1, the six-rod adjusting nut 28 and the U-shaped frame 29, and the top of the bottom plate 1 is fixedly connected with a level gauge 31; during operation, six pole adjusting nut 28 of rotatory make six pole adjusting nut 28 reciprocate along supporting seat 30, drive bottom plate 1 synchronous motion through U type frame 29, adjust four horizontal adjustment mechanism and make spirit level 31 on the bottom plate 1 keep the level to guarantee that bottom plate 1 is located horizontal position, improve the accuracy of detection.
As a further aspect of the invention, the level 31 is a bubble-scale level; during operation, the horizontal adjusting mechanism is adjusted to enable the air bubbles of the four bubble ruler type gradienters to be in the middle position and to be in the horizontal state, and therefore the horizontal state of the bottom plate 1 is guaranteed.
As a further scheme of the invention, the power mechanism comprises a motor 42, the motor 42 is fixedly connected to the top of the support 21, the output end of the motor 42 is fixedly connected with a speed reducer 43, the speed reducer 43 is fixedly connected to the top of the support 21, the speed reducer 43 is positioned on the left side of the motor 42, and the output end of the speed reducer 43 is fixedly connected with the left end of the rope winding rod 23; during operation, the motor 42 rotates to drive the speed reducer 43 to rotate through the output end, so as to output the required stable power and ensure that the weight 27 can be lifted stably.
A pile foundation detection method for building engineering supervision comprises the following steps:
step 1: sleeving the pile foundation detection device outside the pile foundation to be detected by using a crane, and connecting the detection equipment 2 to the pile foundation;
step 2: the horizontal adjusting mechanism is adjusted according to the level gauge 31, so that the bottom plate 1 is in a horizontal state, and the detection accuracy is ensured;
and step 3: adjusting a horizontal adjusting mechanism according to a level gauge 31 to enable the bottom plate 1 to be in a horizontal state and ensure detection accuracy, rotating an adjusting wrench 8 to enable a clamping ring 7 to clamp the pile foundation and ensure that the whole positioning mechanism is kept stable, wherein an L-shaped connecting rod 6 moves left and right under the action of thread engagement along with the rotation of an adjusting rod 5, taking a measuring mechanism as reference, adjusting the extending lengths of four adjusting rods 5 to be the same, ensuring that the axle center of the pile foundation is consistent with the axle centers determined by the four L-shaped connecting rods 6, and keeping the coaxial centers of a positioning ring 17 which is jointly connected with the four L-shaped connecting rods 6 and the pile foundation at the moment;
and 4, step 4: the power mechanism works to drive the rope rolling roller 24 to rotate anticlockwise, the steel wire rope 25 wound on the rope rolling roller 24 drives the heavy hammer 27 to ascend, the extrusion block 26 fixed on the steel wire rope 25 moves upwards at the same time, the conical extrusion block 26 pushes the extrusion cross rod 12 along the conical surface, the extrusion cross rod 12 moves outwards along the through hole on the L-shaped connecting rod 6, the upper base 14 fixed on the extrusion cross rod 12 drives the upper end of the rotary connecting rod 16 to rotate clockwise, the rotary connecting rod 16 rotates around the rotary base 11, the lower end of the rotary connecting rod 16 drives the lower base 13 and the clamping cross rod 10 to move inwards along the through hole on the L-shaped connecting rod 6, when the extrusion block 26 ascends to a specified position, the clamping cross rod 10 moves inwards to clamp the lifted heavy hammer 27, the lifted heavy hammer 27 is stable and does not shake, and at the moment;
and 5: when the power mechanism is turned off, the weight 27 falls under the action of gravity, the steel wire rope 25 drives the extrusion block 26 to move downwards, the extrusion cross rod 12 is not extruded any more, the reset spring 15 pushes the upper base 14 to reset the extrusion cross rod 12, the clamping cross rod 10 is driven to move outwards through the rotating connecting rod 16, and the weight 27 is not clamped any more;
step 6: after the heavy hammer 27 falls on the pile foundation, reading the data of the detection device 2, and completing one-time high-strain pile foundation dynamic detection.
The working principle is as follows: when the pile foundation detection device works, the pile foundation detection device is sleeved outside a pile foundation to be detected by a crane, the detection equipment 2 is connected to the pile foundation, the horizontal adjustment mechanism is adjusted according to the level gauge 31, the bottom plate 1 is in a horizontal state, the detection accuracy is ensured, the adjustment wrench 8 is rotated, the pile foundation is clamped by the clamping ring 7, the whole positioning mechanism is ensured to be kept stable, the L-shaped connecting rods 6 move left and right under the action of threaded engagement along with the rotation of the adjustment rods 5, the length of the extension of the four adjustment rods 5 is adjusted to be the same by taking the measurement mechanism as a reference, the axis of the pile foundation is ensured to be consistent with the axis determined by the four L-shaped connecting rods 6, at the moment, the positioning rings 17 which are commonly connected with the four L-shaped connecting rods 6 are also kept coaxial with the pile foundation, the power mechanism works to drive the rope rolling drum 24 to rotate anticlockwise, and the steel wire rope 25 wound on the rope rolling drum 24 drives the heavy hammer 27 to ascend, the extrusion block 26 fixed on the steel wire rope 25 moves upwards at the same time, the conical extrusion block 26 pushes the extrusion cross bar 12 along the conical surface, the extrusion cross bar 12 moves outwards along the through hole on the L-shaped connecting rod 6, the upper base 14 fixed on the extrusion cross bar 12 drives the upper end of the rotary connecting rod 16 to rotate clockwise, the rotary connecting rod 16 rotates around the rotary base 11, the lower end of the rotary connecting rod 16 drives the lower base 13 and the clamping cross bar 10 to move inwards along the through hole on the L-shaped connecting rod 6, when the extrusion block 26 rises to a specified position, the clamping cross bar 10 moves inwards to clamp the lifted heavy hammer 27, so that the lifted heavy hammer 27 is stable and does not shake, at the moment, the heavy hammer 27, the positioning ring 17, the steel wire rope 25 and the pile foundation are in the same axis, the power mechanism is closed, the heavy hammer 27 falls under the action of gravity, the steel wire rope 25 drives the extrusion block, the clamping cross rod 10 is driven to move outwards through the rotating connecting rod 16, the heavy hammer 27 is not clamped any more, and after the heavy hammer 27 falls onto the pile foundation, data of the detection device 2 are read, so that one-time high-strain-method pile foundation dynamic detection is completed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a building engineering manages and uses pile foundation detection device, includes bottom plate (1), its characterized in that: four horizontal adjusting mechanisms are distributed on the top of the bottom plate (1) in an annular array mode, a positioning mechanism is fixedly connected to the middle of the top of the bottom plate (1), a lifting mechanism is fixedly connected to the top of the bottom plate (1), and a detection device (2) is fixedly connected to the left side of a pile foundation;
the positioning mechanism comprises a base (3), the base (3) is fixedly connected to the top of the bottom plate (1) and is coaxial with the bottom plate (1), the top of the base (3) is fixedly connected with a lower fixed block (4), the number of the lower fixed block (4) is four along the circle center of the base (3), the lower fixed block (4) is slidably connected with an adjusting rod (5), the lower fixed block (4) is provided with a sliding groove at the corresponding position of the adjusting rod (5), the adjusting rod (5) is in threaded connection with an L-shaped connecting rod (6), the vertical end of the L-shaped connecting rod (6) is in threaded connection with the adjusting rod (5), the L-shaped connecting rod (6) is placed in an inverted L shape, the hook point faces inwards, the adjusting rod (5) is rotatably connected with a clamping ring (7) close to the end of the foundation pile, the clamping ring (7) is in mutual contact with the foundation pile, and the right end of the adjusting rod (5) is fixedly connected with a measuring mechanism, the pile foundation adjusting device is characterized in that one end of the adjusting rod (5) far away from a pile foundation is fixedly connected with an adjusting wrench (8), the top of the lower fixing block (4) is fixedly connected with an upper fixing block (9), the upper fixing block (9) is opened with a sliding groove at the corresponding position of the adjusting rod (5), the adjusting rod (5) slides left and right along the sliding groove of the upper fixing block (9), the L-shaped connecting rod (6) is slidably connected with a clamping cross rod (10), the L-shaped connecting rod (6) is provided with a through hole at the corresponding position of the clamping cross rod (10), the clamping cross rod (10) slides left and right along the through hole, the inner side surface of the L-shaped connecting rod (6) is fixedly connected with a rotating base (11), the rotating base (11) is positioned above the clamping cross rod (10), the upper end of the side surface of the L-shaped connecting rod (6) is slidably connected with an extruding cross rod (12), and the L-shaped connecting rod (6) is provided with a through hole at the corresponding position of the extruding cross rod (12), the clamping cross rod (10) slides left and right along the through hole, the extruding cross rod (12) is positioned above the rotating base (11), the top of the clamping cross rod (10) is fixedly connected with a lower base (13), the bottom of the extruding cross rod (12) is fixedly connected with an upper base (14), one end of the upper base (14) is fixedly connected with a reset spring (15), the other end of the reset spring (15) is fixedly connected onto the L-shaped connecting rod (6), the front end of the rotating base (11) is rotatably connected with a rotating connecting rod (16), sliding grooves are formed in two ends of the rotating connecting rod (16), one end of the rotating connecting rod (16) is slidably connected with the lower base (13) along the sliding grooves, the other end of the rotating connecting rod (16) is slidably connected with the upper base (14) along the sliding grooves, four L-shaped connecting rods (6) are fixedly connected with positioning rings (17) and four L-shaped connecting rods (6) are fixedly connected with a lower positioning ring (18) at the bottom of the transverse end, the top parts of the transverse ends of the four L-shaped connecting rods (6) are fixedly connected with upper limiting rings (19), four limiting rods (20) are fixedly connected between the lower limiting rings (18) and the upper limiting rings (19) together, the other ends of the four limiting rods (20) are fixedly connected with a support (21) together, and the top part of the support (21) is provided with a hammering mechanism;
the hammering mechanism comprises two rope coiling bases (22), the two rope coiling bases (22) are symmetrically and fixedly connected to the top of the support (21), a rope coiling rod (23) is connected between the two rope coiling bases (22) in a rotating mode, a rope rolling roller (24) is fixedly connected on the surface of the rope rolling rod (23), the top of the bracket (21) is connected with a power mechanism for driving the rope rolling rod (23) to rotate, the surface of the rope winding roller (24) is fixedly connected with a steel wire rope (25), the top of the bracket (21) is provided with a through hole corresponding to the position of the steel wire rope (25), the steel wire rope (25) passes through the through hole of the bracket (21) and the positioning ring (17), the surface of the steel wire rope (25) is fixedly connected with an extrusion block (26), the extrusion block (26) is positioned below the extrusion cross rod (12), and the other end of the steel wire rope (25) is fixedly connected with a heavy hammer (27).
2. The pile foundation detection device for building engineering supervision as claimed in claim 1, wherein: the measuring mechanism comprises a first limiting ring (32) and a second limiting ring (35), wherein the first limiting ring (32) and the second limiting ring (35) are fixedly connected to the surface of the adjusting rod (5), the surface of the adjusting rod (5) is rotatably connected with a measuring ring (33), the measuring ring (33) is located between the first limiting ring (32) and the second limiting ring (35) and is in sliding contact with the inner sides of the first limiting ring (32) and the second limiting ring (35), the measuring ring (33) is fixedly connected with an L-shaped measuring scale (34), a through hole is formed in the corresponding position of the L-shaped measuring scale (34) corresponding to the L-shaped connecting rod (6), and the L-shaped measuring scale (34) slides along the through hole in the L-shaped connecting rod (6).
3. The pile foundation detection device for building engineering supervision as claimed in claim 1, wherein: the top of the positioning ring (17) is located on two sides of a steel wire rope (25) and is connected with a guide mechanism, the guide mechanism comprises a guide base (36), the guide base (36) is connected to the top of the positioning ring (17) in a sliding manner, a sliding groove is formed in the corresponding position of the positioning ring (17) on the guide base (36), the guide base (36) slides leftwards and rightwards along the sliding groove, the guide base (36) is symmetrically distributed forwards and backwards, two guide shafts (37) are rotatably connected between the guide bases (36), guide wheels (38) are fixedly connected in the middle of the guide shafts (37), the guide wheels (38) are in contact with the steel wire rope (25), two movable plates (39) are fixedly connected to the side surfaces of the guide bases (36) together, guide springs (40) are fixedly connected to the right sides of the movable plates (39), and fixing plates (41) are fixedly connected to the other ends of the guide springs (40), the fixing plate (41) is fixedly connected to the top of the positioning ring (17).
4. The pile foundation detection device for building engineering supervision as claimed in claim 1, wherein: horizontal adjustment mechanism includes six adjusting nut (28), six adjusting nut (28) bottoms are rotated with bottom plate (1) top and are connected, six adjusting nut (28) tops are rotated and are connected with U type frame (29), U type frame (29) inner wall and bottom plate (1) bottom fixed connection, threaded connection has supporting seat (30) on the inner wall of six adjusting nut (28), supporting seat (30) pass bottom plate (1), six adjusting nut (28) and U type frame (29) in proper order, the top fixed connection of bottom plate (1) has spirit level (31).
5. The pile foundation detection device for building engineering supervision as claimed in claim 4, wherein: the level gauge (31) is a bubble ruler type level gauge.
6. The pile foundation detection device for building engineering supervision as claimed in claim 1, wherein: the power mechanism comprises a motor (42), the motor (42) is fixedly connected to the top of the support (21), the output end of the motor (42) is fixedly connected with a speed reducer (43), the speed reducer (43) is fixedly connected to the top of the support (21), the speed reducer (43) is located on the left side of the motor (42), and the output end of the speed reducer (43) is fixedly connected with the left end of the rope winding rod (23).
7. A pile foundation detection method for building engineering supervision is applicable to the pile foundation detection device for building engineering supervision of any one of claims 1 to 6, and is characterized in that: the pile foundation detection method for building engineering supervision comprises the following steps:
step 1: sleeving the pile foundation detection device outside the pile foundation to be detected by using a crane, and connecting the detection equipment (2) to the pile foundation;
step 2: the horizontal adjusting mechanism is adjusted according to the level gauge (31), so that the bottom plate (1) is in a horizontal state, and the detection accuracy is ensured;
and step 3: adjusting a horizontal adjusting mechanism according to a level gauge (31), enabling a bottom plate (1) to be in a horizontal state, ensuring detection accuracy, rotating an adjusting wrench (8), enabling a clamping ring (7) to clamp a pile foundation, ensuring that the whole positioning mechanism is kept stable, enabling an L-shaped connecting rod (6) to move left and right under the action of threaded engagement along with rotation of an adjusting rod (5), taking a measuring mechanism as reference, adjusting the extending lengths of four adjusting rods (5) to be the same, ensuring that the axle center of the pile foundation is consistent with the axle centers determined by the four L-shaped connecting rods (6), and keeping the axle centers of positioning rings (17) which are jointly connected by the four L-shaped connecting rods (6) to be coaxial with the pile foundation;
and 4, step 4: the power mechanism works to drive the rope rolling roller (24) to rotate anticlockwise, the steel wire rope (25) wound on the rope rolling roller (24) drives the heavy hammer (27) to ascend, the extrusion block (26) fixed on the steel wire rope (25) moves upwards simultaneously, the conical extrusion block (26) pushes the extrusion cross rod (12) along the conical surface, the extrusion cross rod (12) moves outwards along the upper through hole of the L-shaped connecting rod (6), the upper base (14) fixed on the extrusion cross rod (12) drives the upper end of the rotary connecting rod (16) to rotate clockwise, the rotary connecting rod (16) rotates around the rotary base (11), the lower end of the rotary connecting rod (16) drives the lower base (13) and the clamping cross rod (10) to move inwards along the through hole of the L-shaped connecting rod (6), when the extrusion block (26) ascends to a specified position, the clamping cross rod (10) moves inwards to clamp the lifted heavy hammer (27), and the lifted heavy hammer (27) is enabled to be stable and not to shake, at the moment, the heavy hammer (27), the positioning ring (17) and the steel wire rope (25) are in the same axis with the pile foundation;
and 5: the power mechanism is closed, the heavy hammer (27) falls under the action of gravity, the steel wire rope (25) drives the extrusion block (26) to move downwards, the extrusion cross rod (12) is not extruded any more, the return spring (15) pushes the upper base (14) to return the extrusion cross rod (12), the clamping cross rod (10) is driven to move outwards through the rotating connecting rod (16), and the heavy hammer (27) is not clamped any more;
step 6: after the heavy hammer (27) falls on the pile foundation, reading data of the detection equipment (2) to complete one-time high-strain pile foundation dynamic detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011006873.5A CN112160355B (en) | 2020-09-23 | 2020-09-23 | Pile foundation detection device and method for building engineering supervision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011006873.5A CN112160355B (en) | 2020-09-23 | 2020-09-23 | Pile foundation detection device and method for building engineering supervision |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112160355A CN112160355A (en) | 2021-01-01 |
| CN112160355B true CN112160355B (en) | 2021-08-03 |
Family
ID=73863543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011006873.5A Active CN112160355B (en) | 2020-09-23 | 2020-09-23 | Pile foundation detection device and method for building engineering supervision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112160355B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982510A (en) * | 2021-02-09 | 2021-06-18 | 冯琳 | Concrete pile foundation bearing capacity detection equipment |
| CN113235670B (en) * | 2021-04-27 | 2022-08-09 | 广东盈通检测技术咨询服务有限公司 | Building engineering foundation pile detecting system |
| CN114482149B (en) * | 2022-01-25 | 2024-06-04 | 广东玄城建设工程有限公司 | Municipal construction foundation pile foundation construction method |
| CN114855742A (en) * | 2022-04-20 | 2022-08-05 | 郭淑贞 | Hydraulic engineering ground detection device |
| CN116399713B (en) * | 2023-06-07 | 2023-08-11 | 苏州方正工程技术开发检测有限公司 | Building pile foundation intensity detection equipment |
| CN117888591B (en) * | 2024-03-14 | 2024-05-28 | 山东明辰质量检测有限公司 | Pile foundation bearing capacity detection device and detection method for building |
| CN117926816B (en) * | 2024-03-25 | 2024-05-31 | 淄博展祥建筑安装有限公司 | Pile foundation fixing device with automatic correction function for building engineering |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU696105A1 (en) * | 1977-06-01 | 1979-11-05 | Московский Ордена Трудового Красного Знамени Инженерно-Строительный Институт Им.В.В.Куйбышева | Apparatus for static testing of piles |
| CN1131497C (en) * | 1996-09-20 | 2003-12-17 | 旭精工株式会社 | Metal disk sending-out device |
| CN106555411A (en) * | 2015-09-30 | 2017-04-05 | 宝山钢铁股份有限公司 | Steel pipe concrete pipe pile high strain monitoring method |
| CN107938729A (en) * | 2018-01-02 | 2018-04-20 | 沈阳建筑大学 | A kind of device and its core calibration method for detecting shield-tube embedment position |
| CN208167828U (en) * | 2018-04-03 | 2018-11-30 | 南京科杰建设工程质量检测有限公司 | A kind of foundation pile horizontal bearing force checking device |
| CN109853512A (en) * | 2019-04-12 | 2019-06-07 | 福建融诚检测技术股份有限公司 | Automatic detachable heavy dynamic penetration instrument |
| CN210177555U (en) * | 2019-05-28 | 2020-03-24 | 深圳市特发工程建设监理有限公司 | Heavy hammer type engineering pile foundation detection device |
| CN210180438U (en) * | 2019-06-18 | 2020-03-24 | 铁四院(湖北)工程监理咨询有限公司 | Detection device for building engineering supervision |
| CN211080335U (en) * | 2019-09-25 | 2020-07-24 | 郑州大学建设工程质量研究检测有限公司 | High strain method pile foundation dynamic test device |
-
2020
- 2020-09-23 CN CN202011006873.5A patent/CN112160355B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU696105A1 (en) * | 1977-06-01 | 1979-11-05 | Московский Ордена Трудового Красного Знамени Инженерно-Строительный Институт Им.В.В.Куйбышева | Apparatus for static testing of piles |
| CN1131497C (en) * | 1996-09-20 | 2003-12-17 | 旭精工株式会社 | Metal disk sending-out device |
| CN106555411A (en) * | 2015-09-30 | 2017-04-05 | 宝山钢铁股份有限公司 | Steel pipe concrete pipe pile high strain monitoring method |
| CN107938729A (en) * | 2018-01-02 | 2018-04-20 | 沈阳建筑大学 | A kind of device and its core calibration method for detecting shield-tube embedment position |
| CN208167828U (en) * | 2018-04-03 | 2018-11-30 | 南京科杰建设工程质量检测有限公司 | A kind of foundation pile horizontal bearing force checking device |
| CN109853512A (en) * | 2019-04-12 | 2019-06-07 | 福建融诚检测技术股份有限公司 | Automatic detachable heavy dynamic penetration instrument |
| CN210177555U (en) * | 2019-05-28 | 2020-03-24 | 深圳市特发工程建设监理有限公司 | Heavy hammer type engineering pile foundation detection device |
| CN210180438U (en) * | 2019-06-18 | 2020-03-24 | 铁四院(湖北)工程监理咨询有限公司 | Detection device for building engineering supervision |
| CN211080335U (en) * | 2019-09-25 | 2020-07-24 | 郑州大学建设工程质量研究检测有限公司 | High strain method pile foundation dynamic test device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112160355A (en) | 2021-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112160355B (en) | Pile foundation detection device and method for building engineering supervision | |
| CN111762681B (en) | Steel structure truss horizontal adjustment installation equipment and installation construction process | |
| CN108732009B (en) | Reciprocating torsion endurance test device and test method | |
| CN113152452A (en) | Novel stock stake of improvement for building | |
| CN107037184B (en) | Indoor air detector | |
| CN218725937U (en) | Be used for building material impact detection test device | |
| CN218097469U (en) | Measuring device for outer raceway of crossed roller bearing ring | |
| CN206915668U (en) | A kind of full-automatic jacking locating reversing device | |
| CN214660264U (en) | Novel stock stake of improvement for building | |
| CN214828732U (en) | Top bracing device | |
| CN115728126A (en) | Online broken wire and strand separation detection device for hoisting steel wire rope | |
| CN115748843A (en) | Offshore wind power construction platform pile pulling test device and test method | |
| CN219751240U (en) | Aluminum product processing pile up neatly device | |
| CN213874279U (en) | Measurement tower ruler for water conservancy construction | |
| CN206223876U (en) | Possesses the Antenna testing system of over-sampling function | |
| CN218168866U (en) | Cutting device is used in production of industrial roller | |
| CN221350094U (en) | Building wall perpendicularity detection device | |
| CN210200106U (en) | Object friction force demonstration teaching aid | |
| CN221764469U (en) | Inclination measuring device for construction engineering investigation | |
| CN221941460U (en) | Construction engineering supervision foundation ditch measuring device | |
| CN221321070U (en) | Device for detecting fixed completion degree of foundation pile of building engineering | |
| CN215413714U (en) | A multi-functional check out test set for construction is built in room | |
| CN118225050B (en) | Building engineering straightness detection device that hangs down | |
| CN220844894U (en) | Steel strand winding device | |
| CN218823770U (en) | Grouting material mobility testing arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210713 Address after: No.18, engineer street, Nangang District, Harbin City, Heilongjiang Province Applicant after: Harbin Railway Construction Consulting Co.,Ltd. Address before: 620-19, 6th floor, Zhiyuan building, 58 Tianyuan East Road, Jiangning District, Nanjing City, Jiangsu Province Applicant before: Nanjing Chuangqi Heli Technology Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |