CN214833235U

CN214833235U - Novel steep slope culvert export drainage structures

Info

Publication number: CN214833235U
Application number: CN202120465045.1U
Authority: CN
Inventors: 张越
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-23
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a novel steep slope culvert export drainage structure relates to the technical field of culvert drainage. The technical key points are as follows: including culvert export and side slope, the side slope is close to culvert export one side and is equipped with the catch basin, a plurality of guide plates of catch basin opening one side fixedly connected with, the catch basin keeps away from culvert export one side fixedly connected with water drainage tank, is equipped with a plurality of power structures of unloading in the water drainage tank in proper order, a plurality of power structure evenly distributed and water drainage tank of unloading, a plurality of wedges of fixedly connected with in the water drainage tank, the water drainage tank keeps away from culvert export one side fixedly connected with stilling pool, the water drainage tank is close to equal fixedly connected with anti-overflow structure on a pair of side slope. The utility model has the advantages of the side slope can not be washed away because of the too big water flow impact.

Description

Novel steep slope culvert export drainage structures

Technical Field

The utility model relates to a technical field of culvert drainage specifically is a novel steep slope culvert export drainage structures.

Background

The outlet of a mountain highway drainage culvert is usually located in the higher region of the side slope, and the drained water flows along the side slope to the bottom of the slope. However, when the side slope is steep, the water flowing along the slope surface has large flowing energy and is easy to cause bad washing to the side slope, and particularly on a mountain road with complex terrain, the number of planar linear curves is large, the longitudinal slope at the bottom of the groove is large, the geological structure is variable, the slope surface confluence is large, and further the side slope is greatly influenced. If the slope surface is loess, due to the structural property and the under-pressure tightness of the loess, the slope surface is collapsible under the comprehensive action of rainwater and additional stress, and the phenomena of loess collapse, loess gully, loess collapse and the like are often generated, so that the slope is unstable; if the slope rocks of the side slope are exposed, water discharged by the culvert is fast in confluence, less in infiltration, larger in kinetic energy and flow velocity, and easy to form vortex, drop and hydraulic jump at the slope toe, so that the slope toe is seriously damaged, and the threat to the stability of the side slope is formed in the past. Therefore, in order to solve the problem that the side slope is easily seriously washed by the drainage structure of the conventional steep side slope culvert and finally causes the instability of the side slope, the drainage structure suitable for the steep side slope is very necessary.

The above prior art solution has the following drawbacks: the drainage structure of the existing steep slope culvert easily enables the slope to be seriously washed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a novel steep slope culvert export drainage structure, it has the protection side slope can not make the side slope suffer the advantage that erodees because of the water impact is too big.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a novel steep slope culvert export drainage structures, includes culvert export and side slope, the side slope is close to culvert export one side is equipped with the catch basin, a plurality of guide plates of catch basin opening one side fixedly connected with, the catch basin is kept away from culvert export one side fixedly connected with water drainage tank, be equipped with a plurality of power structures of unloading in the water drainage tank in proper order, it is a plurality of unload power structure evenly distributed with in the water drainage tank, a plurality of wedges of fixedly connected with in the water drainage tank, water drainage tank keeps away from culvert export one side fixedly connected with pond of dissolving power, water drainage tank is close to equal fixedly connected with anti-overflow structure on a pair of side slope.

By adopting the technical scheme, the water at the outlet of the culvert is convenient to collect by arranging the water collecting tank, so that the water is convenient to discharge in a centralized manner; the design of the flow guide plate is convenient for intensively converging water flow near the outlet of the culvert into the water collecting tank, so that the influence of the water flow on the side slope is avoided; by arranging the force unloading structure, the water in the drainage groove can be conveniently ensured not to generate larger impact force when flowing on the side slope along the drainage groove, and the influence of water flow on the side slope and the drainage groove is reduced; the wedge-shaped blocks are arranged, so that the impact force of the water flow in the drainage channel is relieved conveniently, and the large erosion of the water flow along with the drainage channel caused by the large gradient of the water flow is reduced; the stilling pool is arranged, so that the water flow discharged to the mountain foot can be subjected to final stilling, and the impact of the water flow on the soil is reduced.

The present invention may be further configured in a preferred embodiment as: the power unloading structure comprises a power unloading pool, a pair of side faces in the vertical direction of the power unloading pool are fixedly connected with the drainage grooves, and the power unloading pool is far away from the inner side wall of one side of the culvert outlet and is fixedly connected with a filter plate.

By adopting the technical scheme, the force unloading pool is arranged, so that water in the drainage channel can be conveniently collected after the gradient is reduced to a certain height, and the impact force of the water flow is sequentially buffered, so that the impact of the water flow on the drainage channel can be conveniently reduced; the design of filter plate is convenient for block the impurity in the rivers, is convenient for unload power to the rivers of great impact force simultaneously.

The present invention may be further configured in a preferred embodiment as: the anti-overflow structure comprises a guide plate, the guide plate is fixedly connected with the drainage groove, the guide plate is far away from a C-shaped guard plate fixedly connected with one side of the drainage groove, and the C-shaped guard plate is close to the drainage groove.

By adopting the technical scheme, the guide plate and the C-shaped guard plate are arranged, so that when the water flow is large, the water flow is protected from rushing out of the drainage channel to wash the side slope; the force in the water flow rushing into the C-shaped guard plate is eliminated conveniently by arranging the raised grains.

The present invention may be further configured in a preferred embodiment as: one side of the stilling pool, which is far away from the drainage groove, is fixedly connected with a vertically arranged stilling plate.

Through adopting above-mentioned technical scheme, through setting up the stilling plate, be convenient for reduce rivers and flow into stilling pond back, rivers directly rush out the stilling pond.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the water collecting tank, water at the outlet of the culvert is convenient to collect so as to be conveniently and intensively discharged; the design of the flow guide plate is convenient for intensively converging water flow near the outlet of the culvert into the water collecting tank, so that the influence of the water flow on the side slope is avoided; by arranging the force unloading structure, the water in the drainage groove can be conveniently ensured not to generate larger impact force when flowing on the side slope along the drainage groove, and the influence of water flow on the side slope and the drainage groove is reduced; the wedge-shaped blocks are arranged, so that the impact force of the water flow in the drainage channel is relieved conveniently, and the large erosion of the water flow along with the drainage channel caused by the large gradient of the water flow is reduced; the stilling pool is arranged to facilitate the final stilling of the water flow discharged to the mountain feet, so that the impact of the water flow on the soil is reduced;

2. by arranging the force unloading pool, water in the drainage channel can be conveniently collected after the slope is reduced by a certain height, and the impact force of the water flow is sequentially buffered, so that the impact of the water flow on the drainage channel can be reduced; the design of the filter plate is convenient for blocking impurities in water flow and unloading the water flow with larger impact force;

3. by arranging the guide plate and the C-shaped guard plate, when the water flow is large, the water flow is protected from rushing out of the drainage channel to wash the side slope; the force in the water flow rushing into the C-shaped guard plate is eliminated conveniently by arranging the raised grains.

Drawings

Fig. 1 is a schematic view of the overall structure of the device of the present invention.

Reference numerals: 1. a culvert outlet; 2. side slope; 3. a water collecting tank; 4. a baffle; 5. a water discharge tank; 6. a wedge block; 7. a force unloading structure; 71. a force unloading pool; 72. filtering the plate; 8. an anti-overflow structure; 81. a C-shaped guard plate; 82. wave lines; 83. a guide plate; 9. a stilling pool; 91. a stress eliminating plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figure 1, the novel steep side slope culvert outlet 1 drainage structure disclosed by the utility model comprises a culvert outlet 1 and a side slope 2, wherein a water collecting tank 3 is arranged on one side of the side slope 2 close to the culvert outlet 1, a plurality of guide plates 4 are fixedly connected to one side of the opening of the water collecting tank 3, the number of the guide plates 4 is four, a drainage tank 5 is fixedly connected to one side of the water collecting tank 3 away from the culvert outlet 1, a plurality of force unloading structures 7 are sequentially arranged in the drainage tank 5, in the figure, a force unloading structure 7 is taken as an example for illustration, a plurality of force unloading structures 7 are uniformly distributed in a water drainage groove 5, a plurality of wedge-shaped blocks 6 are fixedly connected in the water drainage groove 5, the number of the wedge-shaped blocks 6 is not limited, and the wedge-shaped block 6 should make the inclined plane the same with the water flow direction, the side of the water drainage tank 5 far away from the culvert outlet 1 is fixedly connected with a stilling basin 9, and a pair of side surfaces of the water drainage tank 5 close to the side slope 2 are fixedly connected with an anti-overflow structure 8. The water at the culvert outlet 1 is convenient to collect by arranging the water collecting tank 3 so as to be convenient for centralized discharge; the design of the guide plate 4 is convenient for intensively converging water flow near the culvert outlet 1 into the water collecting tank 3, so that the influence of the water flow on the side slope 2 is avoided; by arranging the force unloading structure 7, the water in the drainage groove 5 can be conveniently ensured not to generate large impact force when flowing on the side slope 2 along the drainage groove 5, and the influence of water flow on the side slope 2 and the drainage groove 5 is reduced; by arranging the wedge-shaped blocks 6, the impact force of the wedge-shaped blocks 6 on the water flow in the drainage channel 5 is conveniently reduced, and the large erosion of the water flow along with the drainage channel 5 caused by the large gradient of the water flow is reduced; through setting up stilling pond 9 and being convenient for carry out final stilling with the rivers of arranging to the mountain foot, reduce the impact of rivers to soil.

As shown in fig. 1, the force unloading structure 7 includes a force unloading pool 71, a pair of vertical side surfaces of the force unloading pool 71 are fixedly connected with the drainage channel 5, and a filter plate 72 is fixedly connected to an inner side wall of one side of the force unloading pool 71 far away from the culvert outlet 1. By arranging the force unloading pool 71, water in the drainage channel 5 can be conveniently collected after the slope is reduced to a certain height, and the impact force of the water flow is sequentially buffered, so that the impact of the water flow on the drainage channel 5 is reduced; the filter plate 72 is designed to retain impurities in the water stream and to facilitate the removal of large impact forces from the water stream.

As shown in fig. 1, the spill-proof structure 8 includes a guide plate 83, the guide plate 83 is fixedly connected to the drainage channel 5, a C-shaped guard plate 81 is fixedly connected to a side of the guide plate 83 away from the drainage channel 5, and a raised grain 82 is fixedly formed on a side of the C-shaped guard plate 81 close to the drainage channel 5. By arranging the guide plate 83 and the C-shaped guard plate 81, when the water flow is large, the water flow is protected from rushing out of the drainage channel 5 to wash the side slope 2; the wave-shaped grains 82 are arranged to facilitate the elimination of the force in the water flow rushing into the C-shaped guard plate 81.

As shown in fig. 1, a vertically arranged stilling plate 91 is fixedly connected to one side of the stilling pool 9 away from the drainage channel 5. Through setting up stilling plate 91, be convenient for reduce rivers and flow into stilling pond 9 back, rivers directly rush out stilling pond 9.

The implementation principle of the embodiment is as follows: when the device is used, the flow guide plate 4 collects water flow at the culvert outlet 1 into the water collecting tank, the water collecting tank is arranged along the side slope 2 through the water drainage tank 5, when the water flow flows along the water drainage tank 5, the impact force generated in the flow process of the water flow can be relieved by the water flow through the wedge block 6, when the water drainage tank 5 is lowered to a certain height, the water flow enters the force unloading pool 71, the impact force of the water flow is eliminated, the erosion of the water drainage tank 5 and the side slope 2 by the water flow is reduced, and meanwhile, impurities in the water flow can be collected; when the water flow flows into the absorption basin 9 and the impact force is too large, the water flow impacts the absorption plate 91, so that the impact force of the water flow is reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A novel drainage structure of a steep slope culvert outlet (1) comprises a culvert outlet (1) and a side slope (2), it is characterized in that a water collecting tank (3) is arranged on one side of the side slope (2) close to the culvert outlet (1), one side of the opening of the water collecting tank (3) is fixedly connected with a plurality of guide plates (4), one side of the water collecting tank (3) far away from the culvert outlet (1) is fixedly connected with a drainage groove (5), a plurality of force unloading structures (7) are sequentially arranged in the drainage groove (5), the force unloading structures (7) are uniformly distributed in the drainage groove (5), a plurality of wedge-shaped blocks (6) are fixedly connected in the drainage channel (5), a stilling pool (9) is fixedly connected on one side of the drainage channel (5) far away from the culvert outlet (1), the drainage channel (5) is close to the overflow-preventing structures (8) which are fixedly connected to a pair of side surfaces of the side slope (2).

2. The novel steep slope culvert outlet (1) drainage structure according to claim 1, characterized in that the force unloading structure (7) comprises a force unloading pool (71), a pair of vertical side surfaces of the force unloading pool (71) are fixedly connected with the drainage tank (5), and a filter plate (72) is fixedly connected to the inner side wall of the force unloading pool (71) far away from the culvert outlet (1).

3. The novel drainage structure of the steep side slope culvert outlet (1) according to claim 1, wherein the overflow preventing structure (8) comprises a guide plate (83), the guide plate (83) is fixedly connected with the drainage channel (5), a C-shaped guard plate (81) is fixedly connected to the side of the guide plate (83) far away from the drainage channel (5), and raised grains (82) are fixedly formed on the side of the C-shaped guard plate (81) near the drainage channel (5).

4. The novel drainage structure of the steep slope culvert outlet (1) according to claim 1, characterized in that a vertically arranged stilling plate (91) is fixedly connected to one side of the stilling basin (9) away from the drainage channel (5).