CN216615727U

CN216615727U - Multistage retaining dam

Info

Publication number: CN216615727U
Application number: CN202220023534.6U
Authority: CN
Inventors: 查晓军; 孙一超; 苏一旺; 孙军
Original assignee: Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Current assignee: Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-05-27
Anticipated expiration: 2032-01-07

Abstract

The utility model provides a multi-stage retaining dam, which relates to the technical field of retaining dam structures and comprises a dam body, an overflow groove and a gate, wherein the overflow groove is arranged on the front side of the top of the dam body; according to the utility model, the limiting mechanism is arranged between the dam body and the gate, and the position of the gate is locked by the limiting mechanism only when the rotary oil cylinder drives the gate to rotate to positions of different levels, so that the height of the gate for intercepting the water surface is adjusted, the overflow amount of water at the top of the gate is kept, and the influence on downstream hydraulic engineering caused by the reduction of the overflow amount of the water is avoided.

Description

Multistage retaining dam

Technical Field

The utility model relates to the technical field of retaining dam structures, in particular to a multistage retaining dam.

Background

In the water conservancy and hydropower construction, along with the needs of urban water, landscape construction and environmental improvement and irrigation, electricity generation, a large amount of steel structure gates appear in the market at present, or the flap gate is but no matter lifting type or horizontal type, the single hole is difficult to be suitable for the river course of broad, the steel dam gate is a novel adjustable air-control overflow gate, it has civil engineering structure, take the steel gate door body of fixed axle, start-stop equipment etc. to constitute, this kind of building is suitable for the operating mode that the sluice gate broad and the water head is less, because it can be designed than wide, can save several hole gate piers, so not only simple structure, can save not a lot of civil engineering investment.

Most of the existing retaining dam gates are opened and closed by driving the rotating oil cylinders to rotate, so that the gates can be used for standing doors for water storage or lying doors for flood drainage and waterlogging drainage, however, due to different seasons, the water level intercepted by the gates changes, when the water level drops, the overflow amount of water is reduced due to the fact that the gates stand doors for water storage at once, and further the downstream hydraulic engineering is affected, and therefore the multi-stage retaining dam is provided for solving the problems.

Disclosure of Invention

Aiming at the problems, the utility model provides the multistage retaining dam, the limiting mechanism is arranged between the dam body and the gate, and the position of the gate is locked by the limiting mechanism only when the rotary oil cylinder drives the gate to rotate to the positions of different levels, so that the height of the gate for intercepting the water surface is adjusted, the overflow quantity of the water at the top of the gate is kept, and the influence on downstream hydraulic engineering caused by the reduction of the overflow quantity of the water is avoided.

In order to realize the purpose of the utility model, the utility model is realized by the following technical scheme: the multistage water retaining dam comprises a dam body, overflow grooves and gates, wherein the overflow grooves are formed in the front face of the top of the dam body, the gates are arranged on the back face above the dam body, bottom shafts are arranged at the bottom ends of the gates, rotating seats are symmetrically arranged on the back face of the top of the dam body, the gates are hinged to the rotating seats through the bottom shafts, one end of each gate is hinged to the output end of an external rotary oil cylinder, and a limiting mechanism is arranged between each dam body and each gate;

stop gear is including location spout, locking hydro-cylinder, articulated seat, vaulting pole, multistage locating piece, inserted block, locating hole and connecting block, the front of gate is equipped with the location spout, the locking hydro-cylinder is installed in the outside of location spout, the output of locking hydro-cylinder runs through the inside of locating the spout and is equipped with the inserted block, the top of dam body is equipped with articulated seat, the top of articulated seat articulates there is the vaulting pole, the top of vaulting pole articulates there is multistage locating piece, the inside of multistage locating piece is equipped with a plurality of locating holes, the inside of gate is equipped with the connecting block, the inside through-hole that matches with the connecting block that is equipped with of connecting block.

The further improvement is that: the gate comprises outer frame and steel sheet, outer frame sets up the top at the bottom shaft, the steel sheet welding is at the back of outer frame, the spraying has the anti-rust paint on the steel sheet.

The further improvement lies in that: the inside of outer frame is equipped with a plurality of horizontal strengthening ribs and vertical strengthening rib, the inside of horizontal strengthening rib and vertical strengthening rib is equipped with a plurality of rectangular channels, and is adjacent the distance of rectangular channel equals, the width of horizontal strengthening rib and vertical strengthening rib equals with the width of rectangular channel, horizontal strengthening rib and vertical strengthening rib pass through the inside mutually perpendicular of rectangular channel at the outer frame.

The further improvement lies in that: the back of the dam body is provided with a boss, the boss is rectangular, and the height of the boss is larger than that of the rotating seat.

The further improvement lies in that: the dam body is characterized in that a plurality of round holes are formed in the bottom of the rotating seat and distributed in a rectangular shape, the rotating seat is fixedly connected with the top of the dam body through expansion bolts, a reinforcing plate is arranged inside the rotating seat, and the reinforcing plate is triangular.

The further improvement lies in that: the rotary base is provided with an arc groove inside the hinged base, the arc groove is provided with a bearing inside, and the bottom shaft and the bottom end of the support rod are respectively connected with the rotary base and the hinged base through the bearing in a rotating mode.

The further improvement lies in that: the diameter of inserted block is less than the diameter of through-hole, the inside of inserted block all is equipped with the keyway with the output of locking hydro-cylinder, the inserted block passes through the connecting key and is connected with the output block of locking hydro-cylinder.

The utility model has the beneficial effects that: a limiting mechanism is arranged between a dam body and a gate, a plurality of positioning holes are formed in a multi-stage positioning block in the limiting mechanism, a rotary oil cylinder drives the gate to rotate to a position with a required stage number, a support rod is driven to rotate together, the support rod drives the multi-stage positioning block to slide in a positioning sliding groove, the corresponding positioning hole is overlapped with a through hole of a connecting block below the gate, then the locking oil cylinder drives an inserting block to penetrate through the through hole and the positioning hole to reach the other end of the positioning sliding groove, the multi-stage positioning block cannot slide in the positioning sliding groove, and therefore the position of the gate is fixed, further adjusting the height of the gate intercepting the water surface, keeping the overflow quantity of the water at the top of the gate, avoiding the influence on the downstream hydraulic engineering due to the reduction of the overflow quantity of the water, therefore, the position of the gate is locked by the limiting mechanism only when the rotary oil cylinder drives the gate to rotate to the positions of different levels, and the water retaining dam can realize the function of multi-level water retaining.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 in accordance with the present invention;

FIG. 3 is a view of the primary water damming state of the barrage of the present invention;

FIG. 4 is a view of the secondary water damming state of the barrage of the present invention;

FIG. 5 is a view showing a tertiary water-retaining state of the retaining dam of the present invention;

fig. 6 is a view showing the fourth stage of the water-stopping state of the water-stopping dam of the present invention.

Wherein: 1. a dam body; 2. an overflow trough; 3. a gate; 4. a bottom shaft; 5. a rotating seat; 6. positioning the chute; 7. locking the oil cylinder; 8. a hinged seat; 9. a stay bar; 10. a multistage positioning block; 11. positioning holes; 12. connecting blocks; 13. an outer frame; 14. a steel plate; 15. transverse reinforcing ribs; 16. longitudinal reinforcing ribs; 17. inserting a block; 18. and a through hole.

Detailed Description

In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

According to the drawings of fig. 1-6, the embodiment provides a multi-stage water retaining dam, which comprises a dam body 1, an overflow groove 2 and a gate 3, wherein the overflow groove 2 is arranged on the front surface of the top of the dam body 1, the gate 3 is arranged on the back surface of the upper part of the dam body 1, a bottom shaft 4 is arranged at the bottom end of the gate 3, a rotating base 5 is symmetrically arranged on the back surface of the top of the dam body 1, the gate 3 is hinged to the rotating base 5 through the bottom shaft 4, one end of the gate 3 is hinged to the output end of an external rotating oil cylinder, a limiting mechanism is arranged between the dam body 1 and the gate 3, when the water level intercepted by the gate 3 drops, the gate 3 is driven to rotate through the rotating oil cylinder, then the position of the gate 3 is fixed through the limiting mechanism, so that the height of the water surface intercepted by the gate 3 is reduced, the overflow amount of the water on the top of the gate 3 is maintained, and the influence on the downstream hydraulic engineering caused by the reduction of the overflow amount of the water is avoided, meanwhile, the gate 3 can rotate to positions of different levels for multiple times, so that the overflow quantity of water can be conveniently adjusted in multiple levels;

the limiting mechanism comprises a positioning chute 6, a locking oil cylinder 7, a hinged seat 8, a supporting rod 9, multi-stage positioning blocks 10, an insert block 17, positioning holes 11 and a connecting block 12, the positioning chute 6 is arranged on the front side of the gate 3, the locking oil cylinder 7 is installed on the outer side of the positioning chute 6, the insert block 17 is arranged at the output end of the locking oil cylinder 7 penetrating through the positioning chute 6, the hinged seat 8 is arranged at the top of the dam body 1, the supporting rod 9 is hinged to the top end of the hinged seat 8, the multi-stage positioning blocks 10 are hinged to the top end of the supporting rod 9, the multi-stage positioning blocks 11 are arranged inside the multi-stage positioning blocks 10, the connecting block 12 is arranged inside the gate 3, a through hole 18 matched with the connecting block 12 is arranged inside the connecting block 12, when the rotary oil cylinder drives the gate 3 to rotate, the supporting rod 9 rotates on the hinged seat 8, and the multi-stage positioning blocks 10 slide in the positioning chute 6, when the gate 3 rotates to the position of the required stage, the through hole 18 of the connecting block 12 below the gate 3 coincides with the positioning hole 11 in the multistage positioning block 10, and then the locking oil cylinder 7 drives the inserting block 17 to pass through the through hole 18 and the positioning hole 11 to reach the other end of the positioning chute 6, so that the multistage positioning block 10 cannot slide in the positioning chute 6, and the multistage positioning block 10 and the stay rod 9 limit the gate 3 to rotate together, and further lock the position of the gate 3.

The gate 3 comprises outer frame 13 and steel sheet 14, outer frame 13 sets up the top at end axle 4, steel sheet 14 welds the back at outer frame 13, the spraying has anti-rust paint on the steel sheet 14, and end axle 4 is connected with outer frame 13 to end axle 4 drives outer frame 13 and rotates, and then makes whole gate 3 rotate, and anti-rust paint on the steel sheet 14 can prevent that water from corroding it, prolongs the life of gate 3.

The inside of outer frame 13 is equipped with a plurality of horizontal strengthening ribs 15 and vertical strengthening rib 16, the inside of horizontal strengthening rib 15 and vertical strengthening rib 16 is equipped with a plurality of rectangular channels, and is adjacent the distance of rectangular channel equals, the width of horizontal strengthening rib 15 and vertical strengthening rib 16 equals with the width of rectangular channel, horizontal strengthening rib 15 and vertical strengthening rib 16 pass through the inside mutually perpendicular of rectangular channel outer frame 13, and horizontal strengthening rib 15 and vertical strengthening rib 16 all weld in outer frame 13's inside, and horizontal strengthening rib 15 and vertical strengthening rib 16 are "ten" font structure through rectangular channel mutually perpendicular, make outer frame 13's structure more stable, are convenient for improve outer frame 13's compressive capacity.

The back of the dam body 1 is provided with a boss, the boss is rectangular, the height of the boss is larger than that of the rotating seat 5, when the gate 3 is used for storing water, the bottom end of the boss is located below a horizontal plane, and the boss has the effect of lifting the water level.

The bottom of the rotating seat 5 is provided with a plurality of round holes which are distributed in a rectangular shape, the rotating seat 5 is fixedly connected with the top of the dam body 1 through expansion bolts, a reinforcing plate is arranged inside the rotating seat 5, the reinforcing plate is triangular, the rotating seat 5 is fixed on the dam body 1 through the expansion bolts, the triangular structure is most stable, and the supporting capacity of the rotating seat 5 can be improved through the reinforcing plate inside the triangular structure.

Rotate the inside of seat 5 and articulated seat 8 and be equipped with the circular arc groove, the inside in circular arc groove is equipped with the bearing, the bottom shaft 4 rotates with rotation seat 5, articulated seat 8 through the bearing respectively with the bottom of vaulting pole 9 and is connected, and the bearing can reduce the friction between bottom shaft 4 and rotation seat 5, vaulting pole 9 and the articulated seat 8 to reduce the loss between them, and then make the holistic mechanism life extension of gate 3.

The diameter of inserted block 17 is less than the diameter of through-hole 18, makes inserted block 17 pass in the through-hole 18, the inside of inserted block 17 all is equipped with the keyway with the output of locking hydro-cylinder 7, inserted block 17 is connected through the output block of connecting key with locking hydro-cylinder 7, places inserted block 17 behind the output of locking hydro-cylinder 7, and it is inside to insert the keyway of inserted block 17 and locking hydro-cylinder 7 output with the connecting key again, makes inserted block 17 fix at locking hydro-cylinder 7 output.

The multi-stage retaining dam is characterized in that a limiting mechanism is arranged between a dam body 1 and a gate 3, a plurality of positioning holes 11 are formed in a multi-stage positioning block 10 in the limiting mechanism, a rotary oil cylinder drives the gate 3 to rotate to a position of a required stage, a support rod 9 is driven to rotate together, the support rod 9 drives the multi-stage positioning block 10 to slide in a positioning chute 6, the corresponding positioning hole 11 is enabled to coincide with a through hole 18 of a connecting block 12 below the gate 3, then an oil cylinder 7 is locked to drive an insertion block 17 to penetrate through the through hole 18 and the positioning hole 11 to reach the other end of the positioning chute 6, the multi-stage positioning block 10 cannot slide in the positioning chute 6, the position of the gate 3 is fixed, the height of the gate 3 for intercepting the water surface is adjusted, the overflow amount of water at the top of the gate 3 is kept, the influence on downstream hydraulic engineering due to the reduction of the overflow amount of the water is avoided, and when the rotary oil cylinder drives the gate 3 to rotate to positions of different stages, the position of the gate 3 is locked by the limiting mechanism, and the water retaining dam can realize the function of multi-stage water retaining.

While there have been shown and described what are at present considered the fundamental principles of the utility model, its essential features and advantages, it will be understood by those skilled in the art that the utility model is not limited by the embodiments described above, which are merely illustrative of the principles of the utility model, but various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. Multistage retaining dam, including dam body (1), overflow launder (2) and gate (3), the front at dam body (1) top is equipped with overflow launder (2), the back of dam body (1) top is equipped with gate (3), its characterized in that: a bottom shaft (4) is arranged at the bottom end of the gate (3), a rotating seat (5) is symmetrically arranged on the back surface of the top of the dam body (1), the gate (3) is hinged with the rotating seat (5) through the bottom shaft (4), one end of the gate (3) is hinged with the output end of an external rotary oil cylinder, and a limiting mechanism is arranged between the dam body (1) and the gate (3);

the limiting mechanism comprises a positioning chute (6), a locking oil cylinder (7), a hinge seat (8), a support rod (9), a multi-stage positioning block (10), an insertion block (17), a positioning hole (11) and a connecting block (12), the front surface of the gate (3) is provided with a positioning chute (6), the outer side of the positioning chute (6) is provided with a locking oil cylinder (7), the output end of the locking oil cylinder (7) penetrates through the positioning chute (6) and is provided with an inserting block (17), the top of the dam body (1) is provided with a hinged seat (8), the top end of the hinged seat (8) is hinged with a support rod (9), the top end of the stay bar (9) is hinged with a multi-stage positioning block (10), a plurality of positioning holes (11) are arranged inside the multi-stage positioning block (10), the inside of gate (3) is equipped with connecting block (12), connecting block (12) inside is equipped with through-hole (18) that match with connecting block (12).

2. The multistage barrage according to claim 1, wherein: gate (3) are constituteed by outer frame (13) and steel sheet (14), outer frame (13) set up the top at bottom shaft (4), steel sheet (14) welding is at the back of outer frame (13), the spraying has the anti rust paint on steel sheet (14).

3. The multi-stage barrage according to claim 2, wherein: the inside of outer frame (13) is equipped with a plurality of horizontal strengthening rib (15) and vertical strengthening rib (16), the inside of horizontal strengthening rib (15) and vertical strengthening rib (16) is equipped with a plurality of rectangular channels, and is adjacent the distance of rectangular channel equals, the width of horizontal strengthening rib (15) and vertical strengthening rib (16) equals with the width of rectangular channel, horizontal strengthening rib (15) and vertical strengthening rib (16) are through the inside mutually perpendicular of rectangular channel at outer frame (13).

4. The multistage barrage according to claim 1, wherein: the back of the dam body (1) is provided with a boss, the boss is rectangular, and the height of the boss is larger than that of the rotating seat (5).

5. The multistage barrage according to claim 1, wherein: the dam is characterized in that a plurality of round holes are formed in the bottom of the rotating seat (5) and distributed in a rectangular shape, the rotating seat (5) is fixedly connected with the top of the dam body (1) through expansion bolts, a reinforcing plate is arranged inside the rotating seat (5), and the reinforcing plate is triangular.

6. The multistage barrage according to claim 1, wherein: rotate seat (5) and the inside of articulated seat (8) and be equipped with the circular arc groove, the inside in circular arc groove is equipped with the bearing, bottom shaft (4) are connected with the rotation of rotating seat (5), articulated seat (8) through the bearing respectively with the bottom of vaulting pole (9).

7. The multistage barrage according to claim 1, wherein: the diameter of inserted block (17) is less than the diameter of through-hole (18), the inside of inserted block (17) all is equipped with the keyway with the output of locking hydro-cylinder (7), inserted block (17) are connected through the output block of connecting key with locking hydro-cylinder (7).