CN219059966U - a flood discharge channel - Google Patents

Abstract

The utility model belongs to the technical field of water conservancy dredging, in particular to a dredging flood discharge channel, including a flood discharge channel, on which a formed buffer pile is filled with concrete and steel bars, and a support frame is fixed between two adjacent buffer piles , the inside of the support frame is fixedly installed with a fence, the lower end of the support frame close to the side where the water flows downward is integrally formed with a buffer cavity, and the side of the buffer cavity close to the water flow downward is provided with a pressure relief groove, so A collection tank is provided directly below the buffer cavity in the flood discharge channel, and a stepped inner flow channel is arranged up and down inside the buffer pile. Control the rise and fall of the gate to realize the opening and closing of the inner flow channel in the buffer pile. When the water flow is turbulent, the corresponding inner flow channel can be properly opened to provide a flow channel, so that the water can be discharged quickly, while ensuring the buffering effect Ensure the stability and smoothness of the water flow.

Description

a flood discharge channel

technical field

The utility model belongs to the technical field of water conservancy dredging, in particular to a dredging flood discharge channel.

Background technique

Water conservancy flood discharge is the discharge of flood water. Due to continuous heavy rainfall, the water level of the reservoir has exceeded. In order to avoid flooding or flooding, or the collapse of reservoir dams and embankments and causing serious disasters, the gates are opened to discharge water to the downstream flood discharge area. At present, all domestic rivers and mountains are embanked along the banks of the river with sand, gravel and concrete.

After searching, the Chinese utility model application number is CN201820767770.2, a water conservancy dredging flood discharge channel, which includes a left embankment, a right embankment, buffer piles, and a fence constructed of concrete. On both sides, a flood discharge channel is formed between the left embankment and the right embankment, and the buffer piles are cross-built on the inner side walls of the left embankment and the right embankment along the flow direction of the flood discharge channel, that is, the adjacent two buffer piles along the flow direction of the flood discharge channel are respectively located On the left and right sides, a fence is fixed between the ends of two adjacent buffer piles. This scheme is used for flood discharge and dredging, which can effectively reduce the impact of flood discharge on landform and avoid the expansion of river beach area;

However, setting multiple buffer piles affects the water flow at the same time, and the buffer piles block the water flow when the water flow is rapid. At the same time, in order to assist water conservancy management, it is necessary to set up a silt and sand accumulation structure behind the fence of the device to achieve auxiliary water conservancy management. function, reduce soil erosion, and reduce the accumulation of silt at the bottom of the river.

Utility model content

In order to solve the above problems in the prior art, the utility model provides a dredging flood discharge channel, which has the characteristics of ensuring the stability and smoothness of the water flow while ensuring the buffering effect, and is convenient for cleaning the silt and gravel.

In order to achieve the above purpose, the utility model provides the following technical solutions: a dredging flood discharge channel, including the flood discharge channel, the flood discharge channel is filled with concrete and steel bars with formed buffer piles, and there are fixed buffer piles between two adjacent buffer piles. A support frame, a fence is fixed inside the support frame, a buffer chamber is integrally formed at the lower end of the support frame near the side where the water flows downward, and a pressure relief groove is provided on the side of the buffer chamber where the water flows downward , a collection tank is provided directly below the buffer cavity in the flood discharge channel, and a stepped inner flow channel is provided up and down inside the buffer pile, and a lifting assembly for closing the inner flow channel is fixed on the buffer pile.

As a preferred technical solution of the utility model for dredging the flood discharge channel, the lifting assembly includes a gate that moves up and down between the buffer pile and the inner flow channel. A screw is installed on the gate to rotate, and a protective guard is fixed on the top of the screw. A cover, a lifter is fixedly installed on the buffer pile, and a servo motor is also fixedly installed on the buffer pile.

As a preferred technical solution for dredging flood discharge channels of the present invention, the output end of the servo motor is internally connected to the elevator, and the elevator is also threadedly connected to the screw rod, and the screw rod drives the power of the elevator to move up and down through the servo motor .

As an optimal technical solution for dredging the flood discharge channel of the utility model, the contact part between the inner channel and the gate and the side of the gate facing the water flow are all formed with chamfered structures.

As a preferred technical solution of the utility model for dredging the flood discharge channel, the gate moves up and down in a spiral through the screw rod and the elevator, and the inner flow channel is provided with a shape that completely matches the end of the gate after insertion.

As a preferred technical solution for dredging and discharging channel of the utility model, the gate and the screw are perpendicular to the buffer pile, and the protective cover is located directly above the screw.

Compared with the prior art, the beneficial effects of the utility model are: firstly, the utility model sets a gate inside the buffer pile, and controls the lift of the gate through a servo motor, a lifter and a screw rod to realize the opening and closing of the inner flow channel in the buffer pile When the water flow is turbulent, the corresponding inner flow channel can be properly opened to provide a flow channel, so that the water can be discharged quickly, while ensuring the buffering effect and ensuring the smoothness of the water flow; Pressure tank, collection tank, the water flow is depressurized through the fence, which means that the inertia of silt and sand is reduced. At the same time, the buffer chamber and pressure relief tank can also play a buffering effect. When the water flow passes by, it is used for gravity to make the weight lighter. Large silt and sand fall and collect inside the collection tank, and the staff only need to salvage and clean the accumulated silt and sand inside the collection tank when the water flow is small.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the structural representation of the equiaxed side of the utility model;

Fig. 2 is the structure schematic diagram of the utility model top view;

Fig. 3 is a partial structural schematic diagram of a partial side view of the gate in the utility model;

Fig. 4 is the partially enlarged structural representation of part A in the utility model;

In the figure: 1. flood discharge channel; 2. buffer pile; 3. support frame; 4. fence; 5. buffer cavity; 6. pressure relief tank; 7. collection tank; 8. inner flow channel; 9. gate; Screw mandrel; 11, protective cover; 12, elevator; 13, servo motor.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

Please refer to Figures 1-4, the utility model provides the following technical solutions: a dredging flood discharge channel, including a flood discharge channel 1, a buffer pile 2 formed on the flood discharge channel 1 filled with concrete and steel bars, two adjacent buffer piles 2 A support frame 3 is fixed between them, and a fence 4 is fixedly installed inside the support frame 3. A buffer chamber 5 is integrally formed at the lower end of the support frame 3 near the side where the water flows downward. There is a pressure relief groove 6, and a collection groove 7 is provided directly below the buffer chamber 5 in the flood discharge channel 1. A stepped inner flow channel 8 is provided up and down inside the buffer pile 2, and a fixed inner flow channel 8 is fixed on the buffer pile 2. lifting components.

Specifically, the lifting assembly includes a gate 9 that moves up and down between the buffer pile 2 and the inner flow channel 8. A screw 10 is rotated on the gate 9, a protective cover 11 is fixedly installed on the top of the screw 10, and a protective cover 11 is fixedly installed on the buffer pile 2. Elevator 12 is arranged, and servo motor 13 is also fixedly installed on the buffer pile 2. In the present embodiment, gate 9 is set inside the buffer pile, and the lift of gate 9 is controlled by servo motor 13, elevator 12 and screw mandrel 10 to realize buffer pile 2. The opening and closing of the middle inner flow channel 8, when the water flow is turbulent, the corresponding inner flow channel 8 can be properly opened to provide a flow channel, so that the water can be discharged quickly, and the stability and smoothness of the water flow can be guaranteed while ensuring the buffering effect.

Specifically, the output end of the servo motor 13 is internally connected to the elevator 12, and the elevator 12 is also screwed to the screw rod 10, and the screw rod 10 drives the power of the elevator 12 to move up and down through the servo motor 13.

Specifically, the contact part of the inner flow channel 8 and the gate 9 and the side of the gate 9 facing the water flow are formed with chamfered structures. In this embodiment, the chamfers play a role of diversion.

Specifically, the gate 9 moves up and down in a spiral through the screw rod 10 and the elevator 12, and the inner runner 8 is provided with a shape that is completely matched with the end of the gate 9 after being inserted. In this embodiment, the inner runner 8 matches the shape of the gate 9. The shape is in order to ensure the sealing effect of the inner runner 8 when not in use.

Specifically, the gate 9 and the screw rod 10 are perpendicular to the buffer pile 2, and the protective cover 11 is located directly above the screw rod 10. In this embodiment, the protective cover 11 plays a protective role on the connection between the screw rod 10 and the elevator 12.

Working principle and application process of the utility model:

When in use, adjust the number of openings of the inner flow channel 8 and the corresponding opening position according to the flow velocity in the flood discharge channel 1. After the gate 9 is opened upwards, part of the upper stream will be discharged downward through the inner flow channel 8, thereby avoiding the surplus caused by buffering. The water cannot be discharged. When the gate 9 is working, the servo motor 13 drives the screw 10 to move up and down through the elevator 12. When the screw 10 moves, it drives the gate 9 to move up and down, so as to achieve the opening and closing of the gate 9;

When the water flow passes through the fence 4, the larger debris is intercepted, and when the water flow passes directly above the collection tank 7, the silt and sand with a weight greater than water under the action of gravity fall and accumulate in the collection tank 7.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a dredge flood discharge canal, includes flood discharge canal (1), have buffering stake (2), its characterized in that through concrete and reinforcing bar filling shaping on flood discharge canal (1): be fixed with braced frame (3) between two adjacent buffering stake (2), braced frame (3) inside fixed mounting has fence (4), one side lower extreme integrated into one piece that braced frame (3) are close to rivers downwardly flow has buffering chamber (5), one side that is close to rivers downwardly flow in buffering chamber (5) is provided with pressure release groove (6), be provided with collecting vat (7) under buffering chamber (5) in flood discharge canal (1), inside run through from top to bottom of buffering stake (2) is provided with echelonment interior runner (8), be fixed with on buffering stake (2) and be used for interior runner (8) closed lifting unit.

2. A dredged flood discharge channel according to claim 1, wherein: the lifting assembly comprises a gate (9) which moves up and down between the buffer pile (2) and the inner runner (8), a screw rod (10) is rotatably arranged on the gate (9), a protective cover (11) is fixedly arranged at the top end of the screw rod (10), an elevator (12) is fixedly arranged on the buffer pile (2), and a servo motor (13) is fixedly arranged on the buffer pile (2).

3. A dredged flood discharge channel according to claim 2, wherein: the output end of the servo motor (13) is connected with the inside of the lifter (12), the lifter (12) is also connected with the screw rod (10) in a threaded manner, and the screw rod (10) drives the power of the lifter (12) to move up and down through the servo motor (13).

4. A dredged flood discharge channel according to claim 1, wherein: the contact part of the inner flow passage (8) and the gate (9) and the side of the gate (9) facing the water flow are both formed with chamfer structures.

5. A dredged flood discharge channel according to claim 2, wherein: the gate (9) moves up and down in a spiral manner between the screw rod (10) and the lifter (12), and the inner runner (8) is provided with a shape which is completely matched with the end part of the gate (9) after being inserted.

6. A dredged flood discharge channel according to claim 2, wherein: the gate (9) and the screw rod (10) are perpendicular to the buffer pile (2), and the protective cover (11) is positioned right above the screw rod (10).

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