CN219033483U

CN219033483U - Permeable pavement with good drainage performance

Info

Publication number: CN219033483U
Application number: CN202223497750.3U
Authority: CN
Inventors: 梁勇; 陈豪; 程江; 顾琳琦; 姜广萌; 王涛; 李国君
Original assignee: Zhejiang Province Institute of Architectural Design and Research
Current assignee: Zhejiang Province Institute of Architectural Design and Research
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-16
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a permeable pavement with good drainage performance, which is characterized in that a surface layer, a base layer, a cushion layer and a water storage layer are sequentially arranged in a pit from top to bottom; m water permeable purified water pipes extending along the radial direction of the pits are arranged in the water storage layer, and M is more than or equal to 3; the upper end of the vertical shaft is provided with a cover plate, the cover plate is provided with a plurality of water inlets, the upper part of the vertical shaft is provided with a sewage interception hanging basket corresponding to the cover plate, and a rainwater overflow pipe is arranged in the vertical shaft; the left parts of the M purifying water pipes extend into the vertical shaft; the utility model has the characteristics that when the amount of rainwater is large, excessive rainwater can be discharged in time through permeable pavement, and when the amount of rainwater is small, the rainwater can be slowly released or the release of the rainwater can be stopped.

Description

Permeable pavement with good drainage performance

Technical Field

The utility model relates to the technical field of water-permeable pavement, in particular to a water-permeable pavement with good drainage performance.

Background

The permeable pavement is an important measure for collecting and infiltrating rainwater commonly used in a sponge city construction technology system, and the large-pore structural layer or drainage infiltration facility is adopted to enable the rainwater to infiltrate in situ through the pavement structure, so that the purposes of eliminating surface runoff and restoring the rainwater to the ground are achieved, and the method is suitable for squares, parking lots, sidewalks, roads with smaller traffic flow and load and the like.

However, when the existing permeable pavement has less rainwater, the normal slow-release and purification effects can be achieved, and when the rainwater is more, the permeable pavement has weakened water seepage function, and the permeable pavement cannot quickly permeate water and drain water.

Disclosure of Invention

The utility model aims to solve the defect that water seepage and drainage cannot be performed quickly when the water seepage pavement is paved with a lot of rainwater in the prior art, and provides the water seepage pavement with good drainage performance.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a permeable pavement with good drainage performance comprises a vertical shaft arranged at the center of a fan-shaped pit, a surface layer, a base layer, a cushion layer and a water storage layer which are arranged in sequence from top to bottom in the pit; m water permeable purified water pipes extending along the radial direction of the pits are arranged in the water storage layer, and M is more than or equal to 3; the upper end of the vertical shaft is provided with a cover plate, the cover plate is provided with a plurality of water inlets, the upper part of the vertical shaft is provided with a sewage interception hanging basket corresponding to the cover plate, and a rainwater overflow pipe is arranged in the vertical shaft; the M purifying water pipes left parts all stretch into the shaft, and M purifying water pipes left ends all are equipped with down the sprocket, and shaft inside wall upper portion is equipped with M respectively with each down the sprocket correspond the last sprocket, all connect through the chain between corresponding last sprocket and the lower sprocket, each goes up the sprocket and all is located the shaft that cuts dirty string basket top, and each purifying water pipe left part all rotates with the rainwater overflow pipe to be connected.

When the rainwater is less, the rainwater falls on surface course, basic unit, bed course and aquifer, and the rainwater is infiltration of layer by layer and purification, and in the rainwater pipe and rainwater overflow pipe were purified to the rainwater entering, then in the rainwater entered municipal pipe network system.

Before the season that the rainwater is more comes, the staff holds the instrument and pulls each chain in succession, makes the chain drive sprocket and purifying water pipe rotatory together down, and pivoted purifying water pipe is clear up the rubbish of jam on it, guarantees that purifying water pipe has good permeable function to improve purifying water pipe's permeable performance and carry the performance of rainwater, improved permeable pavement's infiltration function in return, make permeable pavement still keep good infiltration, purification and drainage function, and when rainfall is great, permeable pavement in water also can be discharged fast.

Preferably, the purifying water pipe comprises an outer pipe and an inner pipe arranged in the outer pipe, a gap is arranged between the inner pipe and the outer pipe, a plurality of water permeable openings which are distributed in a staggered way are arranged on the peripheral walls of the inner pipe and the outer pipe, and steel wire brushes which are distributed in a staggered way are arranged on the peripheral walls of the inner pipe; the left end of the outer pipe is fixedly connected with the right side wall of the lower part of the vertical shaft through an outer flange, the left end of the inner pipe is provided with an inner flange, the lower chain wheel is fixedly connected with the inner flange, the rainwater overflow pipe is provided with a horizontal communicating pipe, and the inner flange is respectively in rotary sealing connection with the right end of the horizontal communicating pipe and the outer flange.

The arrangement of each steel wire brush ensures that each steel wire brush can brush off and flow out the garbage in the gap between the inner tube and the outer tube in the process of driving the inner tube to rotate by the lower chain wheel, and simultaneously, each water permeable port of the inner tube and the outer tube can be dredged, so that the water purifying tube is ensured to have good functions of water permeation and water transportation.

Preferably, M upper chain wheel height adjusting grooves are formed in the inner side wall of the vertical shaft; the upper chain wheel height adjusting groove comprises a vertical sliding groove and an arc-shaped sliding groove connected with the upper end of the vertical sliding groove; the arc chute is provided with a semicircular limit groove arched downwards in an arc shape; one end of each M transverse supporting rod is respectively connected with the height adjusting grooves of the M upper chain wheels in a sliding mode through a sliding block, and the other end of each M transverse supporting rod is respectively connected with the rotating shafts of the M upper chain wheels.

The height adjusting grooves of the upper chain wheels are arranged, so that when the transverse supporting rods are connected with the lower sections of the vertical sliding grooves, the chains can be loosened from the lower chain wheels; when each transverse supporting rod is connected with the semicircular limiting groove, the chain and the lower chain wheel can be clamped tightly, so that the fatigue of the chain is reduced, and the service life of the chain is prolonged.

Preferably, the right end face of the horizontal communicating pipe is provided with an annular groove, the left end face of the inner flange is provided with a convex ring, the convex ring stretches into the annular groove, and a sealing ring is arranged between the convex ring and the annular groove.

The convex ring, the annular groove and the sealing ring are arranged, so that good dynamic seal can be formed between the horizontal communicating pipe and the inner pipe.

Preferably, a sealing ring is arranged between the inner flange and the outer flange.

Corresponding convex rings and annular grooves are arranged on the opposite side surfaces of the inner flange and the outer flange, and sealing rings are arranged between the convex rings and the annular grooves.

Therefore, the utility model has the following beneficial effects:

the device can timely discharge excessive rainwater when the rainwater is more, and slowly release the rainwater or stop releasing the rainwater when the rainwater is less, so that the permeable pavement always keeps good water seepage, purification and drainage functions.

Drawings

Fig. 1 is a sectional view of a shaft and a purified water pipe of the present utility model;

fig. 2 is a top view of the shaft and pit of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

fig. 4 is a schematic view of a structure of the height adjusting groove of the upper sprocket of the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and detailed description.

The embodiment shown in fig. 1-4 is a water permeable pavement with good drainage performance, comprising a vertical shaft 2 arranged at the center of a fan-shaped pit 1, a surface layer 10, a base layer 20, a cushion layer 30 and a water storage layer 40 which are arranged in the pit from top to bottom in sequence; 3 water permeable purified water pipes 41 extending along the radial direction of the pits are arranged in the crushed stone layer; the upper end of the vertical shaft is provided with a cover plate 11, a plurality of water inlets are formed in the cover plate, the upper part of the vertical shaft is provided with a sewage interception hanging basket 12 corresponding to the cover plate, and a rainwater overflow pipe 15 is arranged in the vertical shaft; the 3 purification water pipe left parts all stretch into the shaft, and 3 purification water pipe left ends all are equipped with down sprocket 5, and shaft inside wall upper portion is equipped with 3 respectively with the last sprocket 51 that each down corresponds, all connect through chain 52 between corresponding last sprocket and the lower sprocket, each goes up the sprocket and all is located in the shaft that cuts dirty string basket top, and each purification water pipe left part all rotates with the rainwater overflow pipe and is connected. Wherein 50 is a plain soil compacting layer.

The purifying water pipe comprises an outer pipe 411 and an inner pipe 412 arranged in the outer pipe, gaps are arranged between the inner pipe and the outer pipe, a plurality of water permeable openings 413 which are distributed in a staggered manner are arranged on the peripheral walls of the inner pipe and the outer pipe, and steel wire brushes 414 which are distributed in a staggered manner are arranged on the peripheral walls of the inner pipe; the left end of the outer pipe is fixedly connected with the right side wall of the lower part of the vertical shaft through an outer flange 4111, the left end of the inner pipe is provided with an inner flange 4121, the lower chain wheel is fixedly connected with the inner flange, the rainwater overflow pipe is provided with a horizontal communicating pipe 151, and the inner flange is respectively and rotatably and hermetically connected with the right end of the horizontal communicating pipe and the outer flange.

The inner side wall of the vertical shaft is provided with 3 upper chain wheel height adjusting grooves 8; the upper chain wheel height adjusting groove comprises a vertical sliding groove 81 and an arc-shaped sliding groove 82 connected with the upper end of the vertical sliding groove; the arc chute is provided with a semicircular limit groove 83 arched downwards in an arc shape; one end of each of the 3 transverse supporting rods is respectively connected with the height adjusting grooves of the 3 upper chain wheels in a sliding manner through a sliding block, and the other end of each of the 3 transverse supporting rods 84 is respectively connected with the rotating shafts of the 3 upper chain wheels.

An annular groove is formed in the right end face of the horizontal communicating pipe, a convex ring is arranged on the left end face of the inner flange, the convex ring stretches into the annular groove, and a sealing ring is arranged between the convex ring and the annular groove.

The working process of the utility model is as follows:

when the rainfall is small, rainfall runoff is converged to the surface layer through the ground, filtered by the base layer, and infiltrated into the cushion layer and the aquifer, the rainwater is slowly released and purified layer by layer, and the purified rainwater flows into the rainwater overflow pipe and the municipal pipe network through the purified water pipe;

before the season with more rainwater comes, the staff loosens the 3 transverse supporting rods with the lower ends of the vertical sliding grooves of the 3 upper chain wheel height adjusting grooves respectively, so that the 3 transverse supporting rods move to be in contact with the 3 semicircular limiting grooves of the 3 upper chain wheel height adjusting grooves respectively, the 3 transverse supporting rods are fixedly connected with the 3 semicircular limiting grooves respectively, and the chain is clamped with the upper chain wheel and the lower chain wheel respectively;

the staff holds the tool to continuously pull each chain, so that the chain drives the lower chain wheel and the purifying water pipe to rotate together, the rotating purifying water pipe cleans the garbage blocked on the chain, and the purifying water pipe is guaranteed to have good water permeability, so that the water permeability of the purifying water pipe and the performance of conveying rainwater are improved, the water permeability of the permeable pavement is improved, good water permeability, purification and drainage functions can be kept when the permeable pavement is filled with more rainfall, and water in the permeable pavement can be quickly drained into the rainwater overflow pipe; meanwhile, water in the vertical shaft also enters the rainwater overflow pipe to be discharged.

In addition, when the water permeable pavement water seepage function is found to be poor, a worker can pull each chain at any time, and adjust the water permeable pavement water seepage function, so that the water permeable pavement maintains a good water drainage function.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The permeable pavement with good drainage performance is characterized by comprising a vertical shaft (2) arranged at the center of a fan-shaped pit (1), and a surface layer (10), a base layer (20), a cushion layer (30) and a water storage layer (40) which are arranged in the pit from top to bottom in sequence; m water permeable purified water pipes (41) extending along the radial direction of the pits are arranged in the water storage layer, and M is more than or equal to 3; the upper end of the vertical shaft is provided with a cover plate (11), a plurality of water inlets are formed in the cover plate, the upper part of the vertical shaft is provided with a sewage interception hanging basket (12) corresponding to the cover plate, and a rainwater overflow pipe (15) is arranged in the vertical shaft; the left parts of the M purifying water pipes extend into the vertical shaft, the left ends of the M purifying water pipes are provided with lower chain wheels (5), the upper parts of the inner side walls of the vertical shaft are provided with M upper chain wheels (51) corresponding to the lower chain wheels respectively, the corresponding upper chain wheels and the lower chain wheels are connected through chains (52), the upper chain wheels are located in the vertical shaft above the sewage interception hanging basket, and the left parts of the purifying water pipes are rotationally connected with the rainwater overflow pipes.

2. The permeable pavement with good drainage performance according to claim 1, wherein the purified water pipe comprises an outer pipe (411) and an inner pipe (412) arranged in the outer pipe, a gap is arranged between the inner pipe and the outer pipe, a plurality of permeable openings (413) which are distributed in a staggered manner are arranged on the peripheral walls of the inner pipe and the outer pipe, and steel wire brushes (414) which are distributed in a staggered manner are arranged on the peripheral walls of the inner pipe; the left end of the outer pipe is fixedly connected with the right side wall of the lower part of the vertical shaft through an outer flange (4111), the left end of the inner pipe is provided with an inner flange (4121), the lower chain wheel is fixedly connected with the inner flange, the rainwater overflow pipe is provided with a horizontal communicating pipe (151), and the inner flange is respectively in rotary sealing connection with the right end of the horizontal communicating pipe and the outer flange.

3. The permeable pavement with good drainage performance according to claim 1, wherein the inner side wall of the vertical shaft is provided with M upper chain wheel height adjusting grooves (8); the upper chain wheel height adjusting groove comprises a vertical sliding groove (81) and an arc-shaped sliding groove (82) connected with the upper end of the vertical sliding groove; the arc chute is provided with a semicircular limit groove (83) arched downwards in an arc shape; one end of each M transverse supporting rod is respectively connected with the height adjusting grooves of the M upper chain wheels in a sliding mode through a sliding block, and the other end of each M transverse supporting rod is respectively connected with the rotating shafts of the M upper chain wheels.

4. The permeable pavement with good drainage performance according to claim 2, wherein the right end face of the horizontal communicating pipe is provided with an annular groove, the left end face of the inner flange is provided with a convex ring, the convex ring extends into the annular groove, and a sealing ring is arranged between the convex ring and the annular groove.

5. The water permeable pavement with good drainage performance according to claim 2, wherein a sealing ring is arranged between the inner flange and the outer flange.