CN210288407U - Civil engineering earthwork excavation is with foundation ditch protection machanism - Google Patents
Civil engineering earthwork excavation is with foundation ditch protection machanism Download PDFInfo
- Publication number
- CN210288407U CN210288407U CN201920384745.0U CN201920384745U CN210288407U CN 210288407 U CN210288407 U CN 210288407U CN 201920384745 U CN201920384745 U CN 201920384745U CN 210288407 U CN210288407 U CN 210288407U
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- plate
- protection
- cross support
- column casing
- foundation pit
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 15
- 238000010248 power generation Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a civil engineering earthwork excavation foundation pit protection mechanism, which comprises an outer column casing and a concrete bottom plate, wherein the bottom end of the outer column casing is provided with a fixed bottom plate, the bottom of the fixed bottom plate is provided with the concrete bottom plate, the inner column casing is arranged inside the outer column casing in a sliding manner, the bottom end of the inner column casing is provided with a jack, the upper end of the inner column casing is provided with a cross support plate, two ends of the cross support plate are provided with two cross support rods in a sliding manner, and two ends of the cross support rods are respectively provided with a protection plate; when the protection height needs to be lifted, the protection plate is lifted by the jack; when the foundation pit becomes wider, the protection width of the protection plates on the two sides of the cross support plate is increased to be matched with the width of the foundation pit; the problems of inconvenient adjustment, narrow application range and poor practicability in the prior art are solved; and the inclination angle of the protection plate can be adjusted, so that the supporting requirements of foundation pits with different inclinations are met.
Description
Technical Field
The utility model relates to a foundation ditch protection technical field, in particular to civil engineering earthwork excavation is with foundation ditch protection machanism.
Background
The excavation of earth is the premise of civil engineering construction, the excavated foundation pit is the earth pit excavated according to the base elevation and the base plane size at the base design position, the excavation scheme is determined according to geological and hydrological data and by combining the conditions of buildings nearby the site before excavation, and waterproof drainage work is well done, so that the earth slope is stable by using a slope method for people who do not excavate deeply, the deformation of the surrounding soil body is easily caused in the process of excavating the deeper foundation pit, the influence is generated on the surrounding buildings and underground pipelines, and the normal use or the safety of the foundation pit is seriously threatened, and in order to avoid the condition, a protection system is added in the deep foundation design and pit construction to stabilize the safety of the foundation pit.
However, the existing foundation pit protection for civil engineering earthwork excavation has the following disadvantages:
1. the existing foundation pit protection mechanism for civil engineering earthwork excavation is mainly used for foundation pit protection in a mode of directly supporting a steel plate through a steel pipe, but the depth of a foundation pit is continuously increased in the excavation process, the length of the steel pipe is fixed, and therefore the steel pipes with different lengths need to be intercepted to different depths for foundation pit protection, the material waste is serious, and the operation is complex.
2. The existing foundation pit protection mechanism for civil engineering earthwork excavation cannot adjust the protection width, so that the adaptability adjustment cannot be carried out according to the difference of the width of the foundation pit, the application range is narrow, and the practicability is not strong.
Disclosure of Invention
In order to solve the problem, the utility model aims to provide a civil engineering is foundation ditch protection machanism for earthwork excavation has the convenience of adjusting, application scope broad, the advantage that the practicality is good.
In order to achieve the above object, the utility model provides a following technical scheme:
a foundation pit protection mechanism for earthwork excavation comprises an outer column casing 1, a fixed bottom plate 2 is installed at the bottom end of the outer column casing 1, a concrete bottom plate 4 is arranged at the bottom of the fixed bottom plate 2, an inner column casing 8 is slidably arranged inside the outer column casing 1, a jack 9 is arranged at the bottom end of the inner column casing 8, a cross support plate 10 is installed at the upper end of the inner column casing 8, two cross support rods 11 are symmetrically arranged at two ends of the cross support plate 10 in a sliding manner, first installation holes 12 are equidistantly arranged on the cross support plate 10, second installation holes 15 matched with the hole opening sizes of the first installation holes 12 are arranged at the upper end and the lower end of the cross support plate 10, threaded rods 13 are inserted between the first installation holes 12 and the corresponding second installation holes 15 at the upper end and the lower end of the cross support plate 10, nuts 14 are in threaded connection with the upper end and the lower end of the threaded rods 13, two protection plates 16 are respectively arranged at two, the protection plate 16 is movably connected with two ends of the transverse supporting rod 11 through the rotating seat 17, hydraulic telescopic rods 18 are arranged between the upper end and the lower end of the inner side face of the protection plate 16 and the transverse supporting rod 11, and two ends of each hydraulic telescopic rod 18 are respectively movably connected with the protection plate 16 and the transverse supporting rod 11.
Preferably, the outer side surface of the protection plate 16 is provided with drainage grooves 19 at uniform intervals, and the drainage grooves 19 penetrate through the upper end surface and the lower end surface of the protection plate 16.
Preferably, three diagonal braces 6 are provided, and the three diagonal braces 6 are distributed around the outer column tube 1 at equal intervals.
Preferably, the top end of the cross plate 10 is provided with a solar panel 20.
Preferably, the fixed ring 5 is sleeved outside the outer column casing 1, the diagonal brace 6 is welded at the bottom of the fixed ring 5, the bottom end of the diagonal brace 6 is fixed on the concrete bottom plate 4 through a screw 7, the fixed ring 5 is provided with a controller 21, and the controller 21 is respectively electrically connected with the jack 9 and the hydraulic telescopic rod 18.
Preferably, the concrete bottom plate 4 is provided with a storage battery box 22, and an input end of the storage battery box 22 is electrically connected with an output end of the solar power generation panel 20.
The utility model provides a civil engineering earthwork excavation is with foundation ditch protection machanism possesses following beneficial effect:
(1) the utility model discloses a set up outer column casing 1, inner column casing 8 and jack 9, during the use, when needs promote the protection height, open jack 9 through controller 21 control, through jack 9 upwards jacking inner column casing 8, inner column casing 8 and the inside relative slip that produces of outer column casing 1, and rise in the outer column casing, then drive guard plate 16 through horizontal supporting plate 10 and horizontal brace 11 and rise, make guard plate 16 rise to the inside wall of foundation ditch need protection highly to supporting the protection, thereby can satisfy different degree of depth foundation ditch excavation and protect high multiple requirements, the protective bracket of different length has been frequently changed according to the height of foundation ditch protection position to current technological needs has been solved, complex operation, the extravagant serious problem of material.
(2) The utility model discloses a set up spreader 10, the spreader 11, threaded rod 13, nut 14 and hydraulic telescoping rod 18, in use, when the foundation ditch widen, screw down nut 14 of lower extreme on threaded rod 13, outwards pull out spreader 11 at spreader 10 both ends, increase the protection width and the foundation ditch width phase-match of spreader 10 both sides guard plate 16, then cross-under threaded rod 13 between spreader 10 and spreader 10, and twist about spreader 10 lower extreme nut 14 twist to threaded rod 13 lower extreme and screw up can, in the excavation in-process of foundation ditch, when foundation ditch lateral wall inclination changes, two hydraulic telescoping rod 18 extension or shrink between lower extreme and the spreader 11 on the accessible controller 21 control guard plate, realize the adjustment to 16 inclination of guard plate, thereby satisfy the requirement of strutting to the foundation ditch of different gradients.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the protective plate of the present invention;
fig. 3 is an enlarged view of a structure at a in fig. 1 according to the present invention.
Labeled as: 1. an outer column casing; 2. fixing the bottom plate; 3. a bolt; 4. a concrete floor; 5. a fixing ring; 6. a diagonal brace; 7. a screw; 8. an inner column casing; 9. a jack; 10. a cross bracing plate; 11. a transverse stay bar; 12. a first mounting hole; 13. a threaded rod; 14. a nut; 15. a second mounting hole; 16. a protection plate; 17. a rotating seat; 18. a hydraulic telescopic rod; 19. a water discharge tank; 20. a solar power panel; 21. a controller; 22. an accumulator box.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings.
As shown in fig. 1-3, a foundation pit protection mechanism for earthwork excavation comprises an outer column 1 and a concrete bottom plate 4, wherein a fixed bottom plate 2 is installed at the bottom end of the outer column 1, the concrete bottom plate 4 is installed at the bottom of the fixed bottom plate 2, the fixed bottom plate 2 and the concrete bottom plate 4 are fixedly connected through a bolt 3, an inner column 8 is slidably installed inside the outer column 1, a jack 9 is installed at the bottom end of the inner column 8, a cross support plate 10 is installed at the upper end of the inner column 8, two cross support rods 11 are slidably installed at two ends of the cross support plate 10, first installation holes 12 are equidistantly formed in the cross support plate 10, second installation holes 15 with sizes matched with those of the first installation holes 12 are formed at the upper end and the lower end of the cross support plate 10, a threaded rod 13 is inserted between the first installation hole 12 and the second installation holes 15 at the upper end and the lower end of the corresponding cross support plate 10, and a nut 14 is in threaded, two ends of two transverse supporting rods 11 are respectively provided with two protection plates 16, the inner side surfaces of the two protection plates 16 are provided with a rotating seat 17, the two protection plates 16 are movably connected with two ends of the two transverse supporting rods 11 through the rotating seat 17, hydraulic telescopic rods 18 are respectively arranged between the upper end and the lower end of the inner side surface of the protection plate 16 and the transverse supporting rods 11, two ends of each hydraulic telescopic rod 18 are respectively movably connected with the protection plates 16 and the transverse supporting rods 11, the outer side surfaces of the protection plates 16 are uniformly provided with drainage grooves 19 at intervals, the drainage grooves 19 penetrate through the upper end surface and the lower end surface of the protection plates 16, three inclined supporting rods 6 are arranged, the three inclined supporting rods 6 are equidistantly distributed around the outer column barrel 1, the top end of the transverse supporting rod 10 is provided with a solar power generation plate 20, the outer part of the outer column barrel 1 is sleeved with a fixing ring 5, the, the controller 21 is installed on the fixing ring 5, the controller 21 is electrically connected with the jack 9 and the hydraulic telescopic rod 18 respectively, the model of the controller 21 is S7-200, the concrete bottom plate 4 is provided with the storage battery box 22, and the input end of the storage battery box 22 is electrically connected with the output end of the solar power generation panel 20.
When the protective height needs to be lifted, the controller 21 controls the opening of the jack 9, the inner column 8 is lifted upwards through the jack 9, the inner column 8 and the outer column 1 slide relatively and rise from the inner part of the outer column 1, then the protective plates 16 are driven to rise through the cross support plates 10 and the cross support rods 11, the protective plates 16 rise to the height needing to be protected of the foundation pit to support and protect the inner side wall of the foundation pit, the requirements of excavation of foundation pits at different depths on the protective height are met, when the foundation pit is widened, the nuts 14 at the upper end and the lower end of the threaded rod 13 are screwed off, the cross support rods 11 at the two ends of the cross support plate 10 are pulled outwards, the protective width of the protective plates 16 at the two sides of the cross support plate 10 is increased to be matched with the width of the foundation pit, then the threaded rod 13 is connected between the cross support plates 10 and the cross support rods 11 in a penetrating manner, and the nuts 14 at the upper end and, in the excavation of foundation ditch in-process, when foundation ditch lateral wall inclination changes, accessible controller 21 control guard plate 16 goes up two hydraulic telescoping rod 18 one extension shrink between lower extreme and the spreader 11, when 11 upper portion hydraulic telescoping rod 18 extensions of spreader, when 18 contractions of lower part hydraulic telescoping rod, guard plate 16 rotates towards the lower part slope, when 11 upper portion hydraulic telescoping rod 18 contractions of spreader, when 18 elongations of lower part hydraulic telescoping rod, 16 upper portion slopes to rotate towards the guard plate to the realization is to 16 inclination's of guard plate adjustment.
To sum up can, the utility model discloses a set up outer column casing 1, inner column casing 8, jack 9, spreader plate 10, spreader bar 11, threaded rod 13, nut 14 and hydraulic telescoping rod 18, it is inconvenient to have solved current technical regulation, and application scope is narrower, the poor problem of practicality.
Claims (6)
1. The utility model provides a civil engineering earthwork excavation is with foundation ditch protection machanism, includes outer column casing (1), and PMKD (2) are installed to the bottom of outer column casing (1), and the bottom of PMKD (2) is provided with concrete bottom plate (4), its characterized in that: an inner column barrel (8) is arranged inside the outer column barrel (1) in a sliding mode, a jack (9) is arranged at the bottom end of the inner column barrel (8), a cross support plate (10) is installed at the upper end of the inner column barrel (8), two cross support rods (11) are symmetrically arranged at two ends of the cross support plate (10) in a sliding mode, first installation holes (12) are formed in the cross support plate (10) at equal intervals, second installation holes (15) matched with the hole opening sizes of the first installation holes (12) are formed in the upper end and the lower end of the cross support plate (10), threaded rods (13) are inserted between the first installation holes (12) and the second installation holes (15) at the upper end and the lower end of the corresponding cross support plate (10), nuts (14) are connected to the upper end and the lower end of each threaded rod (13) in a threaded mode, protection plates (16) are respectively arranged at two ends of the cross support rods (11), a rotating seat (17) is installed on the inner side face of each, hydraulic telescopic rods (18) are arranged between the upper end and the lower end of the inner side surface of the protection plate (16) and the transverse supporting rod (11), and two ends of each hydraulic telescopic rod (18) are movably connected with the protection plate (16) and the transverse supporting rod (11) respectively.
2. The foundation pit protection mechanism for earthwork excavation according to claim 1, wherein: drainage channels (19) are uniformly formed in the outer side surface of the protection plate (16) at intervals, and the drainage channels (19) penetrate through the upper end surface and the lower end surface of the protection plate (16).
3. The foundation pit protection mechanism for earthwork excavation according to claim 1, wherein: the number of the inclined supporting rods (6) is three, and the three inclined supporting rods (6) are distributed around the outer column casing (1) at equal intervals.
4. The foundation pit protection mechanism for earthwork excavation according to claim 1, wherein: the top end of the cross bracing plate (10) is provided with a solar power generation plate (20).
5. The foundation pit protection mechanism for earthwork excavation according to claim 1, wherein: the outer column casing (1) is sleeved with a fixing ring (5), an inclined strut (6) is welded at the bottom of the fixing ring (5), the bottom end of the inclined strut (6) is fixed on a concrete bottom plate (4) through a screw (7), a controller (21) is installed on the fixing ring (5), and the controller (21) is electrically connected with a jack (9) and a hydraulic telescopic rod (18) respectively.
6. The foundation pit protection mechanism for earthwork excavation according to claim 1 or 4, wherein: the concrete bottom plate (4) is provided with a storage battery box (22), and the input end of the storage battery box (22) is electrically connected with the output end of the solar power generation panel (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920384745.0U CN210288407U (en) | 2019-03-25 | 2019-03-25 | Civil engineering earthwork excavation is with foundation ditch protection machanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920384745.0U CN210288407U (en) | 2019-03-25 | 2019-03-25 | Civil engineering earthwork excavation is with foundation ditch protection machanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210288407U true CN210288407U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920384745.0U Expired - Fee Related CN210288407U (en) | 2019-03-25 | 2019-03-25 | Civil engineering earthwork excavation is with foundation ditch protection machanism |
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| Country | Link |
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| CN (1) | CN210288407U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663534A (en) * | 2020-05-15 | 2020-09-15 | 李书霞 | Inner supporting structure capable of solving pit bias problem in deep and shallow foundation pit |
| CN111764398A (en) * | 2020-06-02 | 2020-10-13 | 单士营 | Foundation pit supporting and reinforcing device |
| CN112482400A (en) * | 2020-11-20 | 2021-03-12 | 浙江世润建创科技发展有限公司 | One-step groove excavation forming construction method |
| CN113931199A (en) * | 2021-11-26 | 2022-01-14 | 中国建筑一局(集团)有限公司 | Deep foundation pit safety protection device for building construction and installation method thereof |
| CN115404874A (en) * | 2022-07-31 | 2022-11-29 | 王新华 | Building deep foundation pit structure convenient to prevent long-pending soil in foundation ditch edge |
-
2019
- 2019-03-25 CN CN201920384745.0U patent/CN210288407U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663534A (en) * | 2020-05-15 | 2020-09-15 | 李书霞 | Inner supporting structure capable of solving pit bias problem in deep and shallow foundation pit |
| CN111764398A (en) * | 2020-06-02 | 2020-10-13 | 单士营 | Foundation pit supporting and reinforcing device |
| CN112482400A (en) * | 2020-11-20 | 2021-03-12 | 浙江世润建创科技发展有限公司 | One-step groove excavation forming construction method |
| CN113931199A (en) * | 2021-11-26 | 2022-01-14 | 中国建筑一局(集团)有限公司 | Deep foundation pit safety protection device for building construction and installation method thereof |
| CN113931199B (en) * | 2021-11-26 | 2022-06-07 | 中国建筑一局(集团)有限公司 | Deep foundation pit safety protection device for building construction and installation method thereof |
| CN115404874A (en) * | 2022-07-31 | 2022-11-29 | 王新华 | Building deep foundation pit structure convenient to prevent long-pending soil in foundation ditch edge |
| CN115404874B (en) * | 2022-07-31 | 2023-11-03 | 山西恒昱建设工程有限公司 | Building deep foundation pit structure convenient to prevent foundation pit edge soil accumulation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |