Reservoir dam anti-landslide structure

Abstract

The utility model discloses a reservoir dam anti-landslide structure which comprises a dam body, a concrete pouring layer is arranged on one side of the dam body, a drainage ditch is arranged on one side of the top of the dam body, a stable anchor column is arranged on the inner side of the concrete pouring layer, and a drainage groove is formed in the outer side of the concrete pouring layer. By arranging the drainage grooves, the wave-resistant bodies, the wave absorbing holes, the drainage closed conduit and the communicating holes, the drainage closed conduit is installed in the concrete pouring layer in advance when the concrete pouring layer is poured, the drainage closed conduit is communicated with the drainage grooves through the communicating holes, and the dual drainage effect is achieved through the drainage grooves and the drainage closed conduit; the retention time of rainwater on one side of the dam body during raining is greatly shortened, so that the water seepage amount of the dam body is reduced, the landslide phenomenon caused by excessive water seepage is avoided, the scouring force of water in a reservoir to the dam body is reduced through the wave-resistant body internally provided with the wave absorbing holes, the strength of the dam body is guaranteed, the landslide prevention performance of the reservoir dam is greatly improved, and the implementation is high.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy engineering, in particular to a landslide prevention structure of a reservoir dam. Background Art

[0002] Reservoir dams are weirs used to intercept rivers and block water. They are key components of reservoirs. When constructing reservoir dams, anti-landslide structures need to be built to prevent landslides on the dam slopes, so as to reduce the risk of landslides in reservoir dams and ensure the safe operation of reservoirs and the safety of downstream areas.

[0003] For example, a landslide prevention structure for a reservoir dam disclosed in the utility model with the authorization announcement number CN210482209U includes a solid soil layer, a concrete layer is laid on the solid soil layer, and a plurality of rectangular grooves are arranged on the slope of the concrete layer, and a reinforcement wall is laid inside the rectangular groove, and the reinforcement wall divides the rectangular groove into a plurality of planting grids, and a soil layer is laid inside the planting grid, and the planting grid is laid inside with hexagonal slope protection bricks located above the soil layer. The landslide prevention structure for the reservoir dam increases the strength of the dam by covering the original solid soil layer with a concrete layer, and the rectangular grooves are opened to reduce the weight of concrete, thereby reducing costs. It is only enough to reinforce the rectangular grooves with reinforcement walls, and the soil layer therein is used to plant grass plants, increase the greening area of ​​the embankment, and beautify the embankment, and the hexagonal slope protection bricks are laid on the soil layer to prevent the soil layer from being washed away by water, thereby achieving the purpose of preventing landslides. However, the rectangular grooves set in the application process of this technical solution are easy to intercept rainwater on rainy days, increase the rainwater seepage of the dam body, and affect the drainage effect of the structure, and affect the stability of the anti-landslide structure. There is a technical problem that rainwater cannot be quickly drained to greatly reduce the seepage of the dam body to ensure the safety and stability of the anti-landslide structure. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides an anti-landslide structure for a reservoir dam, which can solve the problem that the rectangular grooves are prone to intercept rainwater on rainy days, increase the amount of rainwater seepage in the dam body, affect the drainage effect of the structure, and affect the stability of the anti-landslide structure. There is a technical problem that rainwater cannot be quickly drained, which greatly reduces the amount of water seepage in the dam body and ensures the safety and stability of the anti-landslide structure.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a reservoir dam landslide prevention structure, including a dam body, a concrete casting layer is arranged on one side of the dam body, a drainage ditch is arranged on one side of the top of the dam body, a stabilizing anchor column is arranged on the inner side of the concrete casting layer, a drainage trough is arranged on the outer side of the concrete casting layer, a drainage culvert is arranged inside the concrete casting layer, a connecting hole is arranged on the inner side of the drainage trough, a wave-breaking body is arranged at the bottom of one side of the dam body, a wave-breaking hole is arranged inside the wave-breaking body, and an anti-blocking component is arranged on the inner side of the drainage trough.

[0006] As a preferred technical solution of the utility model, the drainage grooves are arranged at equal intervals on the outside of the concrete casting layer, and the drainage grooves are parallel to each other, and the drainage culverts are arranged at equal intervals inside the concrete casting layer.

[0007] As a preferred technical solution of the utility model, the communication holes are arranged at equal intervals on the inner side of the drainage groove, and the communication holes are connected to the inside of the drainage culvert.

[0008] As a preferred technical solution of the utility model, the stabilizing anchor columns are arranged at equal intervals on the inner side of the concrete pouring layer, and the stabilizing anchor columns are buried in one side of the dam body.

[0009] As a preferred technical solution of the utility model, the anti-blocking component includes a water drainage baffle, which is arranged inside the drainage groove, and mounting strips are arranged at both ends of the water drainage baffle, and limiting grooves are arranged at both ends of the inner side of the drainage groove.

[0010] As a preferred technical solution of the utility model, the limiting grooves are arranged at equal intervals on the inner side of the drainage groove, and the installation clips are clipped into the interior of the limiting grooves.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. By setting drainage troughs, wave-breaking bodies, wave-breaking holes, drainage culverts and connecting holes, drainage culverts are pre-installed inside the concrete pouring layer when pouring, and the drainage culverts are connected to the drainage troughs through the connecting holes. The drainage culverts and drainage culverts achieve a double drainage effect, which greatly reduces the retention time of rainwater on one side of the dam body during rain, thereby reducing the water seepage of the dam body and avoiding landslides caused by excessive water seepage. The wave-breaking body with wave-breaking holes inside reduces the scouring force of the water in the reservoir on the dam body, ensures the strength of the dam body, and thus greatly improves the anti-landslide performance of the reservoir dam, and has strong feasibility;

[0013] 2. By arranging an anti-blocking component on the inner side of the drainage trough, the purpose of stably installing the drainage baffle in the drainage trough can be achieved by inserting the installation clips arranged at both ends of the drainage baffle into the limiting grooves arranged at both ends of the inner side of the drainage trough during use. The drainage baffle can ensure smooth drainage of the structure while preventing garbage and other debris from entering the drainage trough to cause blockage, and it is also convenient to disassemble the drainage baffle to maintain the anti-landslide structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2It is a schematic diagram of the three-dimensional structure of the dam body section of the utility model;

[0016] Figure 3 It is a schematic diagram of a partial structure of the utility model from a top view;

[0017] Figure 4 For the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0018] Among them: 1. Dam body; 2. Concrete pouring layer; 3. Drainage trough; 4. Discharge baffle; 5. Wave-breaking body; 6. Wave-breaking hole; 7. Stable anchor column; 8. Drainage ditch; 9. Installation clip; 10. Limiting groove; 11. Drainage culvert; 12. Connecting hole. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified. Example

[0020] Please refer to Figure 1-4As shown, the utility model provides a landslide prevention structure of a reservoir dam, comprising a dam body 1, a concrete casting layer 2 is arranged on one side of the dam body 1, a drainage ditch 8 is arranged on one side of the top of the dam body 1, and a stabilizing anchor column 7 is arranged on the inner side of the concrete casting layer 2, and the stabilizing anchor column 7 is arranged at equal intervals on the inner side of the concrete casting layer 2, and the stabilizing anchor column 7 is buried in one side of the dam body 1, and the stabilizing anchor column 7 made of concrete material is cast at the same time as the concrete casting layer 2, so that the stabilizing anchor column 7 and the concrete casting layer 2 are integrally formed, so that the concrete casting layer 2 is stably cast on one side of the dam body 1 to form an anti-slide structure, and a drainage groove 3 is arranged on the outer side of the concrete casting layer 2, and the drainage grooves 3 are arranged at equal intervals on the outer side of the concrete casting layer 2, and the drainage grooves 3 are parallel to each other, and the concrete casting layer 2 is poured. A drainage culvert 11 is arranged inside the layer 2, and the drainage culvert 11 is arranged at equal intervals inside the concrete pouring layer 2. A connecting hole 12 is arranged on the inner side of the drainage groove 3, and the connecting hole 12 is arranged at equal intervals inside the drainage groove 3. The connecting hole 12 is connected to the inside of the drainage culvert 11. The drainage groove 3 and the drainage culvert 11 achieve a double drainage effect, which greatly reduces the retention time of rainwater on one side of the dam body 1 during rain, thereby reducing the water seepage of the dam body 1 and avoiding landslides caused by excessive water seepage. A wave-breaking body 5 is arranged at the bottom of one side of the dam body 1, and a wave-breaking hole 6 is arranged inside the wave-breaking body 5. The wave-breaking body 5 with the wave-breaking hole 6 inside is used to reduce the scouring force of the water in the reservoir on the dam body 1, ensure the strength of the dam body 1, and thus greatly improve the anti-landslide performance of the reservoir dam;

[0021] When pouring the concrete pouring layer 2, a drainage culvert 11 is pre-installed inside it, and the drainage culvert 11 is connected to the drainage trough 3 through the connecting hole 12, so that a double drainage effect is achieved through the drainage trough 3 and the drainage culvert 11, which greatly reduces the retention time of rainwater on one side of the dam body 1 during rain, and reduces the scouring force of the water body in the reservoir on the dam body 1 through the wave-breaking body 5 with the wave-breaking hole 6 inside;

[0022] As a further implementation of this embodiment, Figure 1-4 As shown, an anti-blocking component is provided on the inner side of the drainage trough 3, and the anti-blocking component includes a water discharge baffle 4, which is arranged inside the drainage trough 3, and mounting clips 9 are provided at both ends of the water discharge baffle 4. Limiting grooves 10 are provided at both ends of the inner side of the drainage trough 3, and the limiting grooves 10 are arranged at equal intervals on the inner side of the drainage trough 3. The mounting clips 9 are connected to the inside of the limiting grooves 10, so that the purpose of stably installing the water discharge baffle 4 in the drainage trough 3 can be achieved. The water discharge baffle 4 can ensure smooth drainage of the structure while preventing garbage and other debris from entering the drainage trough 3 to cause blockage, and it is also convenient to disassemble the water discharge baffle 4 to maintain the anti-slip structure;

[0023] When in use, the drainage baffle 4 can be stably installed in the drainage trough 3 by inserting the installation clips 9 arranged at both ends of the drainage baffle 4 into the limiting grooves 10 arranged at both ends of the inner side of the drainage trough 3. The drainage baffle 4 can ensure smooth drainage of the structure while preventing garbage and other debris from entering the drainage trough 3 to cause blockage, and it is also convenient to disassemble the drainage baffle 4 to maintain the anti-slip structure;

[0024] Specific working principle:

[0025] While constructing the anti-landslide structure, a stable anchor column 7 made of concrete material is cast, so that the stable anchor column 7 and the concrete casting layer 2 are integrated, so that the concrete casting layer 2 is stably cast on one side of the dam body 1 to form an anti-landslide structure, and a drainage culvert 11 is pre-installed inside the concrete casting layer 2, and the drainage culvert 11 is connected to the drainage trough 3 by using the connecting hole 12. After the structure is cast, the installation clips 9 set at both ends of the water discharge baffle 4 are clamped into the limiting grooves 10 set at both ends of the inner side of the drainage trough 3, so that the water discharge baffle 4 can be stably installed in the drainage trough 3, and the structure is After the structure is put into use, a double drainage effect can be achieved through the drainage trough 3 and the drainage culvert 11 on rainy days, which greatly reduces the retention time of rainwater on one side of the dam body 1 during rain. The drainage baffle 4 can be stably installed in the drainage trough 3 by inserting the mounting strips 9 arranged at both ends of the drainage baffle 4 into the limiting grooves 10 arranged at both ends of the inner side of the drainage trough 3. The wave-breaking body 5 with the wave-breaking holes 6 arranged inside can reduce the scouring force of the water in the reservoir on the dam body 1. The drainage baffle 4 can ensure smooth drainage of the structure while preventing debris such as garbage in the trough from entering the drainage trough 3 to cause blockage.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A reservoir dam landslide prevention structure, comprising a dam body (1), characterized in that: A concrete casting layer (2) is provided on one side of the dam body (1), a drainage ditch (8) is provided on one side of the top of the dam body (1), a stabilizing anchor column (7) is provided on the inner side of the concrete casting layer (2), a drainage trough (3) is provided on the outer side of the concrete casting layer (2), a drainage culvert (11) is provided inside the concrete casting layer (2), a connecting hole (12) is provided on the inner side of the drainage trough (3), a wave-breaking body (5) is provided on the bottom of one side of the dam body (1), a wave-breaking hole (6) is provided inside the wave-breaking body (5), and an anti-blocking component is provided on the inner side of the drainage trough (3).

2. The anti-landslide structure of a reservoir dam according to claim 1, characterized in that: The drainage grooves (3) are arranged at equal intervals on the outside of the concrete pouring layer (2), and the drainage grooves (3) are parallel to each other. The drainage culverts (11) are arranged at equal intervals inside the concrete pouring layer (2).

3. The anti-landslide structure of a reservoir dam according to claim 1, characterized in that: The communication holes (12) are arranged at equal intervals on the inner side of the drainage groove (3), and the communication holes (12) are connected to the inside of the drainage culvert (11).

4. The anti-landslide structure for a reservoir dam according to claim 1, characterized in that: The stabilizing anchor columns (7) are arranged at equal intervals on the inner side of the concrete pouring layer (2), and the stabilizing anchor columns (7) are buried in one side of the dam body (1).

5. The anti-landslide structure for a reservoir dam according to claim 1, characterized in that: The anti-blocking component comprises a water discharge baffle (4), the water discharge baffle (4) being arranged inside the drainage groove (3), installation clips (9) being arranged at both ends of the water discharge baffle (4), and limiting grooves (10) being arranged at both ends of the inner side of the drainage groove (3).

6. The anti-landslide structure of a reservoir dam according to claim 5, characterized in that: The limiting grooves (10) are arranged at equal intervals on the inner side of the drainage groove (3), and the installation clips (9) are clipped into the interior of the limiting grooves (10).

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