CN220767966U - Spillway separation flood discharge structure - Google Patents

Abstract

The utility model relates to the technical field of flood discharge and flood discharge of dams, in particular to a spillway separation flood discharge structure, which intercepts garbage such as branches on the water surface through a protection device and prevents the inside of the device from being blocked; intercepting fish in water by an intercepting device; the overflow water level of the dam is regulated and controlled through the regulating device, so that the flexibility of the device is improved; the spatial position of the regulating device is limited through the limiting device, so that the regulating device is prevented from being washed away in the flood discharging process; the flood discharge device is used for controlling the dam to discharge flood, so that the practicability of the device is improved; the flood discharge device comprises a protection device, an interception device, an adjusting device, a limiting device and a flood discharge device, wherein the interception device is arranged in the protection device; the adjusting device is arranged in the protecting device and can automatically adjust; the limiting device is arranged in the protecting device and limits the space position of the adjusting device; the flood discharge device is arranged on the protection device.

Description

Spillway separation flood discharge structure

Technical Field

The utility model relates to the technical field of flood overflow and flood discharge of dams, in particular to a spillway separation flood discharge structure.

Background

The spillway is flood control equipment of water conservancy buildings such as reservoirs, and the like, and is mostly built on one side of a dam, like a large groove, when the water level in the reservoir exceeds the safety limit, water flows out from the spillway to the downstream, so that the dam is prevented from being destroyed; the spillway is used for releasing flood which cannot be contained in the planned storage capacity, and guaranteeing the safety of the dam body or an overflow drainage building with a breast wall water inlet. Spillways are generally not working frequently but are important buildings in reservoir hubs. Spillways are classified into normal spillways and very spillways according to flood discharge standards and operating conditions. The former is used to release design floods, and the latter is used to release very floods. According to the position of the river bed type spillway and the bank spillway, the river bed type spillway and the bank spillway are divided.

The utility model patent in China with the application number of CN201921616690.8 relates to a spillway separation flood discharge structure, which comprises a flood discharge mechanism and an auxiliary flood discharge mechanism, and can automatically discharge flood according to the water level of water liquid on a fixed seat.

However, in actual use, the dam has part of floaters, which is easy to block the water outlet of the spillway, and the device needs to be cleaned manually and regularly, so that the labor intensity of operators is increased.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a device for preventing the inside of the device from being blocked by intercepting garbage such as branches on the water surface through a protecting device; intercepting fish in water by an intercepting device; the overflow water level of the dam is regulated and controlled through the regulating device, so that the flexibility of the device is improved; the spatial position of the regulating device is limited through the limiting device, so that the regulating device is prevented from being washed away in the flood discharging process; flood discharge is carried out through flood discharge device control dam, has improved a spillway separation flood discharge structure of the practicality of device.

The utility model relates to a spillway separation flood discharge structure; the flood discharge device comprises a protection device, an interception device, an adjusting device, a limiting device and a flood discharge device, wherein the interception device is arranged in the protection device; the adjusting device is arranged in the protecting device and can automatically adjust; the limiting device is arranged in the protecting device and limits the space position of the adjusting device; the flood discharge device is arranged on the protection device; the garbage such as branches on the water surface is intercepted by the protective device, so that the internal blockage of the device is prevented; intercepting fish in water by an intercepting device; the overflow water level of the dam is regulated and controlled through the regulating device, so that the flexibility of the device is improved; the spatial position of the regulating device is limited through the limiting device, so that the regulating device is prevented from being washed away in the flood discharging process; flood discharge is performed by controlling the dam through the flood discharge device, and the practicability of the device is improved.

Preferably, the protection device comprises a dam body, a drainage slope, a retaining wall, a protection box, fixing rods, a lantern ring, a first floating box, an interception net and balancing weights, wherein the drainage slope is paved on the left end face of the dam body, the retaining wall is connected on the right end face of the dam body, the protection box is installed on the right end face of the retaining wall, a group of fixing rods are vertically connected on the front part and the rear part of the right part of the protection box respectively, four groups of collars are sleeved on the two groups of fixing rods respectively, the first floating box is connected between the two groups of collars on the upper part, the interception net is connected on the lower end face of the first floating box, the left part and the right part of the interception net are connected with the two groups of collars on the lower part respectively, and the lower part of the interception net is connected with the two groups of balancing weights; the interception net is vertically floated in water through the first floatation tank, the height of the interception net is automatically lifted by the aid of the lantern ring according to the lifting of the water level, downward force is applied to the interception net through the plurality of groups of balancing weights, the interception net is integrally maintained in an open state, garbage in water is isolated, and the protection performance and the practicability of the device are improved.

Preferably, the interception device comprises a water through hole and a grid net, the right end face of the water retaining wall is provided with the water through hole, the water through hole is positioned in the protective box, and the grid net is obliquely arranged on the right end face of the water through hole; the fish in the water is intercepted through the grid mesh, so that the fish is prevented from entering the flood discharge channel to cause blockage, and the influence on the ecological environment is reduced.

Preferably, the adjusting device comprises an adjusting groove, a second floating box and a weight box, wherein the upper end surface of the dam body is provided with an adjusting groove, the lower part of the adjusting groove is communicated with the water through hole, one side, connected with the water through hole, of the lower end surface of the adjusting groove is inclined downwards, the second floating box is placed in the adjusting groove, and the weight box is connected with the upper part of the second floating box; the water in the dam enters into the regulating tank through the water through hole and floats the second floating box, and the water flows to the drainage slope from the upper end face of the dam body after the second floating box floats, and the height of the second floating box is controlled by filling the filling material into the weight box, so that the water level height of the automatic overflow is regulated, and the practicability of the device is improved.

Preferably, the limiting device comprises a limiting wall, a reinforced supporting wall and a top limiting baffle, wherein the limiting wall is arranged on the upper end face of the dam body and positioned on the left side of the regulating groove, a plurality of groups of drain holes are formed in the limiting wall, a plurality of groups of reinforced supporting walls are connected to the left end face of the limiting wall, and the top limiting baffle is arranged on the upper part of the right end face of the limiting wall; the position of the adjusting device is controlled through the limiting wall and the top limiting baffle, the adjusting device is prevented from being flushed away in the flood discharging process, the limiting wall is reinforced through the reinforcing supporting wall, and the stability and the practicability of the device are improved.

Preferably, the flood discharging device comprises a winch, a fixed pulley, a water retaining door and a limiting plate, wherein a limiting groove is formed in the upper end face of the water retaining wall, a concrete portal structure is arranged on the upper end face of the dam body, the winch and the fixed pulley are arranged on the upper end face of the portal, the fixed pulley is positioned on the right side of the winch, a steel wire rope on the winch is connected with the water retaining door through the fixed pulley, the water retaining door is positioned on the side of the water retaining wall, a limiting block is arranged on the lower end face of the water retaining door, and the limiting plates are arranged on the front end face and the rear end face of the portal; the water retaining doors are limited through the front limiting plates and the rear limiting plates, the water retaining doors are prevented from shifting along with water flow, the winding and unwinding steel wire ropes are controlled to drive the water retaining doors to lift, flood discharging and water discharging are conducted, and the practicability of the device is improved.

Compared with the prior art, the utility model has the beneficial effects that: the garbage such as branches on the water surface is intercepted by the protective device, so that the internal blockage of the device is prevented; intercepting fish in water by an intercepting device; the overflow water level of the dam is regulated and controlled through the regulating device, so that the flexibility of the device is improved; the spatial position of the regulating device is limited through the limiting device, so that the regulating device is prevented from being washed away in the flood discharging process; flood discharge is performed by controlling the dam through the flood discharge device, and the practicability of the device is improved.

Drawings

FIG. 1 is a first cross-sectional view of the present utility model;

FIG. 2 is a right side view of the guard;

FIG. 3 is a second cross-sectional structure of the present utility model;

FIG. 4 is a shaft side structure of the spacing device;

the reference numerals in the drawings: 1. a dam body; 2. a drainage slope; 3. a water retaining wall; 4. a protective box; 5. a fixed rod; 6. a collar; 7. a first flotation tank; 8. an interception net; 9. balancing weight; 10. a water through hole; 11. a grid mesh; 12. an adjustment tank; 13. a second flotation tank; 14. a weight box; 15. a limiting wall; 16. reinforcing the supporting wall; 17. a top limit baffle; 18. a hoist; 19. a fixed pulley; 20. a water blocking door; 21. and a limiting plate.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

The interception device, the i limiting device and the flood discharging device shown in figures 1, 2, 3 and 4 are all arranged on the protection device;

firstly, vertically floating an interception net 8 in water through a first floating box 7, automatically lifting the interception net 8 by matching with a lantern ring 6 according to the lifting of the water level, giving downward force to the interception net 8 through a plurality of groups of balancing weights 9, enabling the interception net 8 to maintain an open shape body integrally, isolating garbage in the water, intercepting fish in the water through a grid net 11, controlling the position of an adjusting device through a limiting wall 15 and a top limiting baffle 17, preventing the adjusting device from flushing away in the flood discharge process, limiting a water retaining door 20 through a front limiting plate 21 and a rear limiting plate 21, preventing the water retaining door 20 from shifting along with water flow, controlling a winch 18 to retract a steel wire rope so as to drive the water retaining door 20 to lift, and controlling a large amount of water discharge of a flood discharge channel;

the protection device comprises a dam body 1, a drainage slope 2, a water retaining wall 3, a protection box 4, fixing rods 5, lantern rings 6, a first floating box 7, an interception net 8 and balancing weights 9, wherein the drainage slope 2 is paved on the left end face of the dam body 1, the water retaining wall 3 is connected to the right end face of the dam body 1, the protection box 4 is installed on the right end face of the water retaining wall 3, a group of fixing rods 5 are vertically connected to the front and rear parts of the right part of the protection box 4 respectively, four groups of lantern rings 6 are sleeved on the two groups of fixing rods 5 respectively, the first floating box 7 is connected between the two groups of lantern rings 6 at the upper part, the interception net 8 is connected to the two groups of lantern rings 6 at the lower end face of the first floating box 7, the left and right parts of the interception net 8 are connected to the two groups of lantern rings 6 at the lower part respectively, and the lower part of the interception net 8 is connected to a plurality of groups of balancing weights 9;

the interception device comprises a water through hole 10 and a grid net 11, the right end face of the water retaining wall 3 is provided with the water through hole 10, the water through hole 10 is positioned in the protective box 4, and the grid net 11 is obliquely arranged on the right end face of the water through hole 10;

the limiting device comprises a limiting wall 15, a reinforcing supporting wall 16 and a top limiting baffle 17, wherein the limiting wall 15 is arranged on the upper end face of the dam body 1, the limiting wall 15 is positioned on the left side of the regulating groove 12, a plurality of groups of drain holes are formed in the limiting wall 15, a plurality of groups of reinforcing supporting walls 16 are connected to the left end face of the limiting wall 15, and the top limiting baffle 17 is arranged on the upper part of the right end face of the limiting wall 15;

the flood discharge device comprises a winch 18, a fixed pulley 19, a water retaining door 20 and a limiting plate 21, wherein a limiting groove is formed in the upper end face of the water retaining wall 3, a concrete portal structure is arranged on the upper end face of the dam body 1, the winch 18 and the fixed pulley 19 are arranged on the upper end face of the portal, the fixed pulley 19 is positioned on the right side of the winch 18, a steel wire rope on the winch 18 is connected with the water retaining door 20 through the fixed pulley 19, the water retaining door 20 is positioned on the upper side of the water retaining wall 3, limiting blocks are arranged on the lower end face of the water retaining door 20, and the limiting plates 21 are arranged on the front end face and the rear end face of the portal;

the garbage such as branches on the water surface is intercepted by the protective device, so that the internal blockage of the device is prevented; intercepting fish in water by an intercepting device; the spatial position of the regulating device is limited through the limiting device, so that the regulating device is prevented from being washed away in the flood discharging process; flood discharge is performed by controlling the dam through the flood discharge device, and the practicability of the device is improved.

Examples

The improvement on the first embodiment comprises an adjusting device which is arranged in the protecting device;

the overflow water level of the dam is regulated and controlled through the regulating device, so that the flexibility of the device is improved;

the water in the dam enters the regulating tank 12 through the water through holes 10 to float the second floating tank 13, the water flows to the drainage slope 2 from the upper end surface of the dam body 1 after the second floating tank 13 floats, and the height of the second floating tank 13 is controlled by filling the filling material into the weight box 14, so that the height of the water level of automatic overflow is regulated, and the practicability of the device is improved;

the adjusting device comprises an adjusting groove 12, a second floating box 13 and a weight box 14, wherein the adjusting groove 12 is formed in the upper end face of the dam body 1, the lower portion of the adjusting groove 12 is communicated with the water through hole 10, one side, connected with the water through hole 10, of the lower end face of the adjusting groove 12 is inclined downwards, the second floating box 13 is placed inside the adjusting groove 12, and the weight box 14 is connected to the upper portion of the second floating box 13.

As shown in fig. 1 to 4, in the flood spillway separation flood discharging structure of the present utility model, when in operation, firstly, the interception net 8 is vertically floated in water through the first floatation tank 7, and the height of the interception net 8 is automatically lifted by matching with the lifting of the lantern ring 6 according to the water level, the interception net 8 is maintained in an open state as a whole by the downward force given to the interception net 8 by the plurality of groups of balancing weights 9, the garbage in the water is isolated, then the fish in the water is intercepted by the grid net 11, then the height of the second floatation tank 13 is controlled by filling the filling material into the weight box 14, so as to adjust the height of the water level of the automatic overflow, then the position of the adjusting device is controlled by the limiting wall 15 and the top limiting baffle 17, the adjusting device is prevented from being washed away in the flood discharging process, then the front and rear limiting plates 21 limit the water gate 20, the water gate 20 is prevented from being deviated along with the water flow, the steel wire rope is retracted by the winch 18, the water gate 20 is driven to lift, and a large amount of water is discharged by the flood discharging channel is controlled.

The winch 18 of the spillway separation flood discharge structure of the present utility model is commercially available and can be installed and operated by those skilled in the art according to the accompanying instructions without the need for creative efforts by those skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (6)

1. A spillway separation flood discharge structure; the flood discharge device is characterized by comprising a protection device, an interception device, an adjusting device, a limiting device and a flood discharge device, wherein the interception device is arranged in the protection device; the adjusting device is arranged in the protecting device and can automatically adjust; the limiting device is arranged in the protecting device and limits the space position of the adjusting device; the flood discharge device is arranged on the protection device.

2. The spillway separation flood discharge structure of claim 1, wherein the protection device comprises a dam body (1), a drainage slope (2), a water retaining wall (3), a protection box (4), fixing rods (5), lantern rings (6), a first floating box (7), an interception net (8) and balancing weights (9), the drainage slope (2) is paved on the left end face of the dam body (1), the water retaining wall (3) is connected on the right end face of the dam body (1), the protection box (4) is installed on the right end face of the water retaining wall (3), a group of fixing rods (5) are vertically connected on the front and rear parts of the right part of the protection box (4) respectively, four groups of lantern rings (6) are sleeved on the two groups of fixing rods (5) respectively, a first floating box (7) is connected between the two groups of lantern rings (6) on the upper part, the lower end face of the first floating box (7) is connected with the interception net (8), the left and right parts of the interception net (8) are connected with the two groups of lantern rings (6) on the lower part of the interception net (8) respectively, and the lower parts of the interception net (8) are connected with a plurality of groups of floating boxes (9).

3. The spillway separation flood discharge structure of claim 1, wherein the interception device comprises a water through hole (10) and a grid net (11), the right end face of the water retaining wall (3) is provided with the water through hole (10), the water through hole (10) is positioned in the protective box (4), and the grid net (11) is obliquely arranged on the right end face of the water through hole (10).

4. The spillway separation flood discharge structure of claim 1, wherein the adjusting device comprises an adjusting groove (12), a second floating box (13) and a weight box (14), the adjusting groove (12) is formed in the upper end face of the dam body (1), the lower portion of the adjusting groove (12) is communicated with the water through hole (10), one side, connected with the water through hole (10), of the lower end face of the adjusting groove (12) is inclined downwards, the second floating box (13) is placed inside the adjusting groove (12), and the weight box (14) is connected to the upper portion of the second floating box (13).

5. The spillway separation flood discharge structure of claim 1, wherein the limiting device comprises a limiting wall (15), a reinforced supporting wall (16) and a top limiting baffle (17), the limiting wall (15) is arranged on the upper end face of the dam body (1), the limiting wall (15) is positioned on the left side of the regulating groove (12), a plurality of groups of drainage holes are formed in the limiting wall (15), a plurality of groups of reinforced supporting walls (16) are connected to the left end face of the limiting wall (15), and the top limiting baffle (17) is arranged on the upper portion of the right end face of the limiting wall (15).

6. The spillway separation flood discharge structure of claim 1, wherein the flood discharge device comprises a winch (18), a fixed pulley (19), a water retaining door (20) and a limiting plate (21), a limiting groove is formed in the upper end face of the water retaining wall (3), a concrete portal structure is arranged on the upper end face of the dam body (1), the winch (18) and the fixed pulley (19) are arranged on the upper end face of the portal, the fixed pulley (19) is located on the right side of the winch (18), a steel wire rope on the winch (18) is connected with the water retaining door (20) through the fixed pulley (19), the water retaining door (20) is located on the upper side of the water retaining wall (3), a limiting block is arranged on the lower end face of the water retaining door (20), and the limiting plate (21) is arranged on the front end face and the rear end face of the portal.