Diversion type anti-overflow dam for water conservancy project

Abstract

The utility model provides a diversion type anti-overflow dam for hydraulic engineering, which relates to the technical field of hydraulic engineering dams and comprises a dam main body, a drainage component is arranged on the dam main body, a plurality of drainage holes are arranged in the drainage component, and a plurality of water delivery main bodies are arranged in the dam main body. According to the device, through the arrangement of the drainage holes, the first drainage pipe and the multiple second drainage pipes, in the using process, water at the top of the dam body can be drained and conveyed into the first drainage pipe through the drainage holes; the multiple second connecting pipes are evenly arranged on one side of the first connecting pipe in the vertical direction, so that the multiple second connecting pipes can be located at different water level positions, and when the water level rises, water at the top of the dam body can be drained through the second connecting pipes located at the upper end positions; therefore, the overall drainage rate is not slowed down, and the situation that the overall drainage effect is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy project dams, in particular to a diversion type overflow prevention dam for water conservancy projects. Background Art

[0002] Water conservancy projects are projects built to control and allocate natural surface water and groundwater to achieve the purpose of eliminating harm and promoting benefits. Only by building water conservancy projects can we control water flows, prevent floods and waterlogging disasters, and regulate and distribute water to meet the needs of people's lives and production for water resources. Water conservancy projects need to build dams, dikes, spillways, sluices, water inlets, channels, ferries, rafts, fishways and other different types of hydraulic structures to achieve their goals. The diversion type overflow dam of water conservancy projects is a specially designed dam that aims to prevent water overflow through reasonable diversion methods and ensure the safe operation of the dam. Among the existing water conservancy project dams, there is always a dam for use on rivers.

[0003] In the existing diversion type overflow prevention dam of the river water conservancy project, a dam body is provided, on which two isolation plates are provided, a drainage trough is formed in the middle of the two isolation plates, a plurality of drainage holes are provided on the drainage trough, a plurality of drainage pipes are provided at the bottom of the plurality of drainage holes, and the water on the top of the dam body is discharged through the plurality of drainage pipes. However, since the positions of the plurality of drainage pipes are fixed, when the water level on one side of the dam body becomes higher, when the water level is higher than the position of the drainage pipe, the drainage rate may slow down, affecting the overall drainage effect.

[0004] Therefore, it is necessary to provide a new diversion type overflow prevention dam for water conservancy projects to solve the above technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a diversion type overflow prevention dam for a water conservancy project.

[0006] The utility model provides a diversion type overflow prevention dam for a water conservancy project, comprising a dam body, a drainage assembly is arranged on the dam body, a plurality of drainage holes are arranged in the drainage assembly, a plurality of water conveying bodies are arranged inside the dam body, and the upper ends of the plurality of water conveying bodies correspond to the plurality of drainage holes respectively;

[0007] The water delivery body includes a first connecting pipe and a plurality of second connecting pipes, the upper end of the first connecting pipe is connected to the drainage hole, the plurality of second connecting pipes are all connected to the first connecting pipe, and the plurality of second connecting pipes are evenly arranged on one side of the first connecting pipe in a vertical direction.

[0008] Preferably, the drainage assembly includes a first isolation plate and a second isolation plate, the bottom ends of the first isolation plate and the second isolation plate are fixedly connected to the upper end of the dam body, the distance between the first isolation plate and the second isolation plate constitutes a drainage trough, and multiple filter bodies are arranged on the first isolation plate and the second isolation plate, and the positions of the multiple filter bodies arranged on the first isolation plate and the second isolation plate correspond and the structures are the same.

[0009] Preferably, guide plates are fixedly connected at the connection points between the first connecting tube and the plurality of the second connecting tubes, and the plurality of guide plates are all arranged at an incline.

[0010] Preferably, the filter body includes a first filter screen and two fixed blocks. The first isolation plate is provided with an installation groove. The first filter screen is movably arranged in the installation groove. The first filter screen is relatively fixedly connected to adjacent sides of the two fixed blocks respectively. The two fixed blocks are movably arranged in two fixed grooves provided on the first isolation plate. The two fixed blocks are connected to the two fixed grooves by fixing bolts.

[0011] Preferably, a plurality of water outlet grooves are vertically arranged on the dam body, and the positions of the plurality of water outlet grooves correspond to the positions of the plurality of second connecting pipes.

[0012] Preferably, a second filter screen is provided at the water outlet position.

[0013] Preferably, the adjacent sides of the first isolation plate and the second isolation plate are both configured to be arc-shaped.

[0014] Compared with the related art, the diversion type overflow prevention dam for water conservancy projects provided by the utility model has the following beneficial effects:

[0015] The device is provided with a drainage hole, a first drainage pipe and a plurality of second drainage pipes. During use, the water on the top of the dam body can be discharged and transported to the interior of the first drainage pipe through the drainage hole, thereby achieving an overall drainage effect and reducing the occurrence of overflow. Moreover, by providing a plurality of the second connecting pipes that are all connected to the first connecting pipe, the plurality of second connecting pipes are evenly arranged on one side of the first connecting pipe in a vertical direction, so that the plurality of second connecting pipes can be located at different water levels. When the water level rises, the water on the top of the dam body can still be discharged by relying on the second connecting pipes at the upper end, so that the overall drainage rate will not be slowed down and the overall drainage effect will not be affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the overall structure of a diversion-type overflow prevention dam for a water conservancy project provided by the utility model;

[0017] Figure 2A bottom view of the diversion type overflow prevention dam of the water conservancy project provided by the utility model;

[0018] Figure 3 A cross-sectional view of the dam body provided by the utility model;

[0019] Figure 4 This is a partial schematic diagram of the dam body provided by the utility model.

[0020] Numbers in the figure: 1. Dam body; 2. Drainage trough; 3. First filter screen; 4. Second filter screen; 5. Drainage hole; 6. First connecting pipe; 7. Second connecting pipe; 8. Guide plate; 9. Water outlet trough; 10. Fixing block; 11. Fixing bolt; 12. Fixing groove; 13. Mounting groove; 14. First isolation plate; 15. Second isolation plate. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 as well as Figure 4 ,in, Figure 1 A schematic diagram of the overall structure of a diversion-type overflow prevention dam for a water conservancy project provided by the utility model; Figure 2 A bottom view of the diversion type overflow prevention dam of the water conservancy project provided by the utility model; Figure 3 A cross-sectional view of the dam body provided by the utility model; Figure 4 This is a partial schematic diagram of the dam body provided by the utility model.

[0023] In the specific implementation process, Figure 1-Figure 4 As shown, a diversion type overflow prevention dam for a water conservancy project comprises a dam body 1, a drainage assembly is arranged on the dam body 1, a plurality of drainage holes 5 are arranged in the drainage assembly, a plurality of water conveying bodies are arranged inside the dam body 1, and the upper ends of the plurality of water conveying bodies correspond to the plurality of drainage holes 5 respectively;

[0024] The water delivery body includes a first connecting pipe 6 and a plurality of second connecting pipes 7. The upper end of the first connecting pipe 6 is connected to the drainage hole 5. The plurality of second connecting pipes 7 are all connected to the first connecting pipe 6. The plurality of second connecting pipes 7 are evenly arranged on one side of the first connecting pipe 6 in a vertical direction.

[0025] In the specific implementation process, the water on the top of the dam body 1 can be discharged and transported to the inside of the first drainage pipe through the drainage hole 5, so as to achieve an overall drainage effect and reduce the occurrence of overflow. Moreover, by setting a plurality of the second connecting pipes 7, all of which are connected to the first connecting pipe 6, the plurality of second connecting pipes 7 are evenly arranged on one side of the first connecting pipe 6 in a vertical direction, so that the plurality of second connecting pipes 7 can be located at different water levels. When the water level rises, the water on the top of the dam body 1 can still be discharged by relying on the second connecting pipes 7 at the upper end, so that the overall drainage rate will not be slowed down, and the overall drainage effect will not be affected.

[0026] The drainage assembly includes a first isolation plate 14 and a second isolation plate 15, the bottom ends of the first isolation plate 14 and the second isolation plate 15 are fixedly connected to the upper end of the dam body 1, the spacing between the first isolation plate 14 and the second isolation plate 15 forms a drainage groove 2, a plurality of filter bodies are arranged on the first isolation plate 14 and the second isolation plate 15, the positions of the plurality of filter bodies arranged on the first isolation plate 14 and the second isolation plate 15 correspond and the structures are the same, and the adjacent sides of the first isolation plate 14 and the second isolation plate 15 are arranged in an arc shape;

[0027] In the specific implementation process, the adjacent sides of the first isolation plate 14 and the second isolation plate 15 are both set to be arc-shaped, which can play a better role in guiding water, so that the water flow can enter the interior of the drainage groove 2 more quickly, and the drainage groove 2 and the drainage hole 5 are set so that the water can be discharged more quickly;

[0028] The connection points of the first connecting pipe 6 and the plurality of second connecting pipes 7 are all fixedly connected with guide plates 8, and the plurality of guide plates 8 are all arranged at an angle, wherein the arrangement of the guide plates 8 enables the water to be guided to the second connecting pipes 7 at different positions through the arrangement of the plurality of guide plates 8 when the water flows into the first connecting pipe 6, thereby reducing the overall drainage pressure and further improving the overall drainage efficiency;

[0029] The filter body includes a first filter screen 3 and two fixing blocks 10. A mounting groove 13 is provided on a first isolation plate 14. The first filter screen 3 is movably arranged in the mounting groove 13. The first filter screen 3 is fixedly connected to adjacent sides of the two fixing blocks 10 respectively. The two fixing blocks 10 are movably arranged in two fixing grooves 12 provided on the first isolation plate 14. The two fixing blocks 10 are connected to the two fixing grooves 12 by fixing bolts 11.

[0030] The installation of the installation groove 13 can not only make the water in the drainage groove 2 drain faster, but also make it possible to install the first filter 3. By setting the first filter 3, larger impurities in the discharged water can be filtered.

[0031] In the specific use process, by setting two fixing blocks 10 and two fixing bolts 11, the first filter screen 3 can be disassembled by removing the two fixing bolts 11, and the impurities accumulated at the position of the first filter screen 3 can be cleaned, thereby ensuring the use effect of the first filter screen 3;

[0032] A plurality of water outlet troughs 9 are vertically arranged on the dam body 1, and the positions of the plurality of water outlet troughs 9 correspond to the positions of the plurality of second connecting pipes 7. A second filter screen 4 is arranged at the position of the water outlet trough 9, and the second filter screen 4 at this location can be connected to the water outlet trough 9 by limiting bolts, wherein a certain distance is arranged between the position of the second filter screen 4 and the second connecting pipe 7, so that the position of the water outlet trough 9 has a certain space, and the space can accommodate more impurities. When the impurities accumulate to a certain extent, the second filter screen 4 can be opened for cleaning.

[0033] The working principle provided by the utility model is as follows: when the device is in use, the adjacent sides of the first isolation plate 14 and the second isolation plate 15 are both arranged in an arc shape to play a better role in guiding water, so that the water flow can enter the interior of the drainage groove 2 more quickly, and the setting of the drainage groove 2 and the drainage hole 5 makes it possible to discharge water faster. The water on the top of the dam body 1 can be discharged and transported to the interior of the first drainage pipe through the drainage hole 5. By setting a plurality of the second connecting pipes 7 that are all connected to the first connecting pipe 6, the plurality of second connecting pipes 7 are evenly arranged on one side of the first connecting pipe 6 in a vertical direction, so that the plurality of second connecting pipes 7 can be at different water level positions. When the water level rises, the water on the top of the dam body 1 can still be discharged by relying on the second connecting pipe 7 at the upper end, so that the overall drainage rate will not be slowed down, and the overall drainage effect will not be affected.

[0034] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0035] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A diversion type overflow prevention dam for a water conservancy project, characterized in that: It comprises a dam body (1), the dam body (1) being provided with a drainage assembly, the drainage assembly being provided with a plurality of drainage holes (5), the dam body (1) being provided with a plurality of water delivery bodies, the upper ends of the plurality of water delivery bodies respectively corresponding to the plurality of drainage holes (5); The water delivery body comprises a first connecting pipe (6) and a plurality of second connecting pipes (7); the upper end of the first connecting pipe (6) is connected to the drainage hole (5); the plurality of second connecting pipes (7) are all connected to the first connecting pipe (6); and the plurality of second connecting pipes (7) are evenly arranged on one side of the first connecting pipe (6) in a vertical direction.

2. The diversion type overflow prevention dam for water conservancy projects according to claim 1, characterized in that: The drainage assembly comprises a first isolation plate (14) and a second isolation plate (15), the bottom ends of the first isolation plate (14) and the second isolation plate (15) are fixedly connected to the upper end of the dam body (1), the spacing between the first isolation plate (14) and the second isolation plate (15) forms a drainage groove (2), and a plurality of filter bodies are arranged on the first isolation plate (14) and the second isolation plate (15), and the positions of the plurality of filter bodies arranged on the first isolation plate (14) and the second isolation plate (15) correspond and the structures are the same.

3. The diversion type overflow prevention dam for water conservancy projects according to claim 2, characterized in that: A guide plate (8) is fixedly connected to the connection points between the first connecting pipe (6) and the plurality of second connecting pipes (7), and the plurality of guide plates (8) are all arranged at an inclination.

4. The diversion type overflow prevention dam for water conservancy projects according to claim 3, characterized in that: The filter body comprises a first filter screen (3) and two fixed blocks (10); a mounting groove (13) is provided on the first isolation plate (14); the first filter screen (3) is movably arranged in the mounting groove (13); opposite sides of the first filter screen (3) are fixedly connected to adjacent sides of the two fixed blocks (10); the two fixed blocks (10) are movably arranged in two fixed grooves (12) provided on the first isolation plate (14); and the two fixed blocks (10) are connected to the two fixed grooves (12) via fixing bolts (11).

5. The diversion type overflow prevention dam for water conservancy projects according to claim 4, characterized in that: A plurality of water outlet grooves (9) are arranged in a vertical direction on the dam body (1), and the positions of the plurality of water outlet grooves (9) correspond to the positions of the plurality of second connecting pipes (7).

6. The diversion type overflow prevention dam for water conservancy projects according to claim 5, characterized in that: A second filter screen (4) is provided at the position of the water outlet trough (9).

7. The diversion type overflow prevention dam for water conservancy projects according to claim 6, characterized in that: The adjacent sides of the first isolation plate (14) and the second isolation plate (15) are both arranged in an arc shape.

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