CN219621808U - Bank protection foundation pit drainage structure - Google Patents

Abstract

The utility model provides a bank protection foundation pit drainage structure, which belongs to the technical field of engineering construction and comprises a foundation pit body, wherein drainage grooves are formed in the periphery of a foundation pit edge of the foundation pit body, water collection pits are formed in corners of the foundation pit body, the drainage grooves are communicated with the water collection pits, a submersible pump is arranged in the water collection pits, an output end of the submersible pump is communicated with a water outlet pipe, one end, far away from the submersible pump, of the water outlet pipe is arranged outside the foundation pit body, reinforcing steel bars are arranged on the periphery of the water collection pits, and the height of the reinforcing steel bars is higher than that of the foundation pit body. The utility model can facilitate drainage of the revetment foundation pit.

Description

Bank protection foundation pit drainage structure

Technical Field

The utility model relates to the technical field of engineering construction, in particular to a shore protection foundation pit drainage structure.

Background

The revetment engineering is a protection engineering facility for preventing disasters such as river side erosion and collapse due to river local flushing, and for deviating a main streamline from a flushed area, and the protection measures generally include: 1. directly reinforcing a bank slope, planting trees and grass on the bank slope, and throwing stones or building stones to protect the bank; in the shore protection construction, can excavate the foundation ditch generally to be convenient for carry out concrete, reinforcing bar to the shore protection and consolidate, but when meetting the rainwater weather, the rainwater is difficult to quick discharge foundation ditch, causes the foundation ditch retaining very easily, and later stage just needs spending great manpower, material resources to carry out the drainage, thereby causes economic loss and influences normal construction progress, proposes a shore protection foundation ditch drainage structure at this moment.

Disclosure of Invention

The utility model aims to provide a drainage structure of a revetment foundation pit, which can facilitate drainage of the revetment foundation pit.

The embodiment of the utility model is realized by the following technical scheme: the utility model provides a shore protection foundation ditch drainage structures, includes the foundation ditch body, the water drainage tank has been seted up around the foundation ditch edge of foundation ditch body, the sump pit has been seted up at the foundation ditch corner of foundation ditch body, water drainage tank and sump pit intercommunication each other set up, be provided with the immersible pump in the sump pit, the output intercommunication of immersible pump is provided with the outlet pipe, the one end setting of keeping away from the immersible pump of outlet pipe is in the outside of foundation ditch body, the circumference wall of sump pit is equipped with the reinforcing bar net, the height of reinforcing bar net is higher than the foundation ditch of foundation ditch body.

Further, the inside of sump pit is provided with the overflow board along its diagonal position interception, the top of overflow board is less than the foundation ditch of foundation ditch body, the immersible pump is located the overflow board and keeps away from the one side of water drainage tank.

Further, the top of overflow board is fixed and is provided with the filter, set up the wash port on the filter, the aperture of wash port is less than the aperture of reinforcing bar net.

Further, geotechnical cloth is laid on the inner wall of the water collection pit, and the reinforcing mesh is abutted to the geotechnical cloth.

Further, still include flourishing sediment frame, support frame and hoist engine, flourishing sediment frame slides and sets up in the sump pit and be located one side that the overflow board is close to the water drainage tank, the water leakage hole has been seted up to flourishing sediment frame's diapire, the fixed setting of support frame is on the earth's surface of foundation ditch body, the hoist engine is fixed to be set up on the support frame, the cable wire rope of hoist engine and flourishing sediment frame fixed connection.

Further, plastic films are paved in the drainage grooves.

Furthermore, the drainage ditch is also circumferentially arranged around the earth surface of the foundation pit body, and a water retaining wall is circumferentially poured on one side of the drainage ditch, which is close to the foundation pit body, of the foundation pit body.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

1. according to the utility model, rainwater is introduced into the water collecting pit along the drainage grooves around the foundation pit, and is pumped out of the foundation pit body by the submersible pump, so that the effects of draining and preventing rainwater from being collected in the foundation pit body are achieved, the operation is very simple and convenient, wherein the reinforcing mesh can play a role in filtering, the phenomenon that dregs block the submersible pump to affect the pumping of the submersible pump is avoided, the reinforcing mesh is simple to manufacture, can play a role in supporting and fixing the water collecting pit, and geotechnical cloth can play a good role in filtering water on the side wall of the water collecting pit and is low in price, and meanwhile, the soil on the side wall of the water collecting pit is prevented from being corroded by water to collapse; the overflow plate and the filter plate can also play a role in filtering, so that the submersible pump can be further prevented from being blocked by dregs and can be ensured to be normally used, and further, the submersible pump can always extract water in the foundation pit of the foundation pit body, so that a good drainage effect is achieved.

2. According to the utility model, the winch is started to lift out of the slag containing frame, slag in the slag containing frame can be taken out, so that the water collecting pit is kept clean, normal water drainage of the water collecting pit at any time is ensured and is not blocked, and drainage ditches and water retaining walls around the surface of the foundation pit body can prevent ground rainwater from flowing into the foundation pit body, and slope collapse is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of a revetment foundation pit drainage structure provided by the utility model;

FIG. 2 is a partial cross-sectional view of a retaining foundation pit drainage structure provided by the utility model;

FIG. 3 is a schematic view showing the structure of the inside of a sump according to the present utility model;

fig. 4 is a schematic diagram showing a structure of a lifting slag frame of a winch for displaying geotechnical cloth.

Icon: 1-foundation pit body, 11-foundation tank, 12-water drainage tank, 121-plastic film, 13-sump, 131-geotechnical cloth, 14-drainage ditch, 15-retaining wall, 2-immersible pump, 21-water outlet pipe, 3-reinforcing mesh, 4-overflow plate, 41-filter plate, 411-water drainage hole, 5-slag frame, 51-water leakage hole, 52-support frame, 521-expansion bolt, 53-hoist, 54-cable.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The utility model is further described below with reference to specific embodiments, referring to fig. 1-4, the utility model is a retaining foundation pit drainage structure, comprising a foundation pit body 1, a drainage groove 12 is arranged on the periphery of a foundation pit 11 of the foundation pit body 1, a plastic film 121 is paved in the drainage groove 12, the plastic film 121 can prevent the groove wall of the drainage groove 12 from collapsing and has very low cost, the paving is very simple, two square water collecting pits 13 are arranged on two opposite corners of the foundation pit 11 of the foundation pit body 1, the drainage groove 12 and the water collecting pits 13 are mutually communicated, a submersible pump 2 is arranged in the water collecting pits 13, a water outlet of the submersible pump 2 is communicated with a water outlet pipe 21, one end of the water outlet pipe 21, which is far away from the submersible pump 2, is pulled out of the foundation pit body 1 and is placed in a low-lying river channel, a reinforcing steel bar net 3 is arranged on the periphery of the water collecting pit 13, the height of the reinforcing bar net 3 is higher than the foundation pit 11 of the foundation pit body 1, the inside of the water collection pit 13 is intercepted and placed with the overflow plate 4 along the diagonal line position, the top of the overflow plate 4 is lower than the foundation pit 11 of the foundation pit body 1, the submerged pump 2 is positioned at one side of the overflow plate 4 away from the drainage groove 12, the top of the overflow plate 4 is fixedly provided with the filter plate 41, the filter plate 41 is provided with the drainage hole 411, the aperture of the drainage hole 411 is smaller than that of the reinforcing mesh 3 so as to filter finer dregs, the submerged pump 2 is blocked, the inner wall of the water collection pit 13 is paved with the geotechnical cloth 131, the reinforcing mesh 3 is abutted on the geotechnical cloth 131, the geotechnical cloth 131 is made of synthetic fiber through needling or braiding, has the advantages of light weight, low cost, corrosion resistance, reverse filtration, drainage, isolation, reinforcement and the like, can play a role in filtering water on the side wall of the water collection pit 13, and is paved very conveniently, drainage ditches 14 are formed around the earth surface of the foundation pit body 1 in a circumferential mode, water retaining walls 15 are poured on one side, close to the foundation groove 11 of the foundation pit body 1, of the drainage ditches 14 in a circumferential mode, and the drainage ditches 14 and the water retaining walls 15 can play a good role in retaining water.

Referring to fig. 3 and 4, the revetment foundation pit drainage structure further comprises a slag containing frame 5, a supporting frame 52 and a winch 53, wherein the slag containing frame 5 is slidably installed in the water collecting pit 13 and located on one side, close to the drainage groove 12, of the overflow plate 4, a water leakage hole 51 is formed in the bottom wall of the slag containing frame 5, the supporting frame 52 is fixed on the ground surface of the foundation pit body 1 through an expansion bolt 521, the winch 53 is fixedly installed at the end portion of the supporting frame 52, and a steel cable 54 of the winch 53 is fixedly connected with the slag containing frame 5.

The working process of the embodiment is as follows: by introducing rainwater into the water collecting pit 13 along the drainage grooves 12 around the foundation pit 11 and utilizing the filtering effect of the reinforcing mesh 3, the overflow plate 4 and the filter plates 41, the submerged pump 2 is prevented from being blocked by dregs and the normal use of the submerged pump 2 is ensured, the geotechnical cloth 131 can also play a good role in filtering water on the side wall of the water collecting pit 13, and meanwhile, the geotechnical cloth 131 also has the function of preventing soil on the side wall of the water collecting pit 13 from being eroded by water to collapse, so that the submerged pump 2 can always extract the water in the foundation pit 11 of the foundation pit body 1, and plays roles of draining and preventing rainwater from being collected in the foundation pit body 1, and the operation is very simple and convenient; after a period of time, the winch 53 can be started to lift out the slag containing frame 5, slag in the slag containing frame 5 is taken out, the water collecting pit 13 is kept clean, normal drainage of the water collecting pit 13 at any time is guaranteed and is not blocked, and the drainage ditches 14 and the water retaining walls 15 around the earth surface of the foundation pit body 1 can prevent ground rainwater from flowing into the foundation pit body 1, so that slope collapse is avoided.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a shore protection foundation ditch drainage structures, includes foundation ditch body (1), its characterized in that: the foundation pit is characterized in that the foundation pit (11) of the foundation pit body (1) is provided with drainage grooves (12) along the periphery, the corners of the foundation pit (11) of the foundation pit body (1) are provided with water collecting pits (13), the drainage grooves (12) are mutually communicated with the water collecting pits (13), the water collecting pits (13) are internally provided with submersible pumps (2), the output ends of the submersible pumps (2) are communicated with water outlet pipes (21), one ends, far away from the submersible pumps (2), of the water outlet pipes (21) are arranged outside the foundation pit body (1), the periphery wall of the water collecting pits (13) is provided with reinforcing steel bar meshes (3), and the heights of the reinforcing steel bar meshes (3) are higher than those of the foundation pit (11) of the foundation pit body (1).

2. The revetment pit drainage structure of claim 1, wherein: the inside of sump pit (13) is provided with overflow board (4) along its diagonal position interception, the top of overflow board (4) is less than foundation ditch (11) of foundation ditch body (1), immersible pump (2) are located one side that overflow board (4) kept away from water drainage tank (12).

3. The revetment pit drainage structure of claim 2, wherein: the top of overflow board (4) is fixed and is provided with filter (41), set up wash port (411) on filter (41), the aperture of wash port (411) is less than the aperture of reinforcing bar net (3).

4. A revetment pit drainage structure according to claim 3, wherein: geotechnical cloth (131) is laid on the inner wall of the water collecting pit (13), and the reinforcing mesh (3) is abutted to the geotechnical cloth (131).

5. The revetment pit drainage structure of claim 4, wherein: still include flourishing sediment frame (5), support frame (52) and hoist engine (53), flourishing sediment frame (5) slip sets up in sump pit (13) and is located one side that overflow board (4) are close to water drainage tank (12), flourishing sediment frame (5) diapire has seted up hole (51) that leaks, support frame (52) are fixed to be set up on the earth's surface of foundation ditch body (1), hoist engine (53) are fixed to be set up on support frame (52), cable wire rope (54) and flourishing sediment frame (5) fixed connection of hoist engine (53).

6. The revetment pit drainage structure of claim 1, wherein: a plastic film (121) is paved in the drainage groove (12).

7. The revetment pit drainage structure of claim 1, wherein: drainage ditches (14) are formed around the earth surface of the foundation pit body (1) in a circumferential mode, and water retaining walls (15) are cast on one side, close to the foundation grooves (11) of the foundation pit body (1), of the drainage ditches (14) in a circumferential mode.