CN113605172B

CN113605172B - Permeable pavement

Info

Publication number: CN113605172B
Application number: CN202110883216.7A
Authority: CN
Inventors: 栗夏; 张贺玲; 赵勇; 吴肖娜; 张云飞; 梁皓芳; 祝利丙
Original assignee: Henan Cccc Lutong Engineering Supervision Consulting Co ltd
Current assignee: Henan Cccc Lutong Engineering Supervision Consulting Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-12-02
Anticipated expiration: 2041-08-02
Also published as: CN113605172A

Abstract

The utility model belongs to the technical field of road engineering's technique and specifically relates to a permeable pavement and construction method thereof is related to, including permeable pavement body and the curb of setting on the permeable pavement body, this internal filter equipment that is provided with of permeable pavement, filter equipment is including setting up the filter box in the permeable pavement body, be used for carrying out filterable filter rack and the drain pipe of installing on the filter box to the rainwater, filter rack sliding fit is in the filter box, filter rack includes sliding fit filter frame in the filter box and is used for carrying out the rotor plate placed to impurity, rotor plate rotating fit filters the frame bottom, filter frame's side has seted up the filtration pore, filter frame installs and is used for driving the rotor plate and carry out pivoted rotating device, this internal mobile device that is used for driving filter frame and follows the roll-off in the filter box that is provided with of permeable pavement. This application has and reduces impurity and piles up to filtering on, leads to filtering the condition appearance that blocks up, makes to filter and can carry out filterable effect to the rainwater.

Description

Permeable pavement

Technical Field

The application relates to the technical field of road engineering, in particular to a permeable pavement.

Background

The permeable pavement is also called permeable concrete pavement at present, and the permeable concrete pavement is used as a new environment-friendly and ecological road material, has water permeability, can quickly eliminate water accumulation phenomenon of roads and squares when raining, can reduce the burden of urban drainage facilities when raining is concentrated, and can prevent river flooding and water body pollution.

Present permeate the water route and in laid usually and filter the piece for filter the rainwater, wherein filter and adopt usually geotechnological cloth, filter the rainwater through geotechnological cloth, filterable impurity is remained on geotechnological cloth, and the rainwater after the filtration discharges away behind geotechnological cloth.

In view of the above-mentioned related art, the inventor believes that there is a defect that impurities are accumulated on the filter member, which may cause the clogging of the filter member, and further, the filter member may not filter the rainwater.

Disclosure of Invention

In order to reduce impurity and pile up and filter on, lead to filtering the appearance of the condition that blocks up, make and filter and can filter the rainwater, this application provides a permeable pavement and construction method.

First aspect, the application provides a permeable pavement adopts following technical scheme:

the utility model provides a permeable pavement, includes permeable pavement body and sets up the curb on the permeable pavement body, its characterized in that: this internal filter equipment that is provided with of permeable pavement, filter equipment is including setting up in this internal rose box of permeable pavement, being used for carrying out filterable filter rack to the rainwater and installing the drain pipe on the rose box, filter rack sliding fit is in the rose box, filter rack includes sliding fit filter frame in the rose box and is used for carrying out the rotor plate of placing impurity, the rotor plate rotates to fit in the filter frame bottom, filter frame's side has seted up the filtration pore, filter frame installs and is used for driving the rotor plate and carries out pivoted rotating device, this internal mobile device that is used for driving filter frame from the roll-off in the rose box that is provided with of permeable pavement.

Through adopting the above technical scheme, this internal filter equipment that is provided with of permeable pavement, the rainwater gets into back in the filter stand, filter the impurity in the rainwater through filtering frame, the rainwater after the filtration is discharged through filtering the filtration pore, impurity is intercepted on the rotor plate, to filter the roll-off in the frame follow rose box, and start rotating device, can drive the rotor plate and rotate, empty the impurity on the rotor plate, the realization is to the timely clearance of impurity, can reduce impurity and pile up on filtering piece, lead to filtering the appearance of the condition that blocks up, make and filter the piece and can filter the rainwater.

Optionally: the filtering holes are round table-shaped holes, and the diameters of the filtering holes in the direction close to the inner wall of the filtering box are gradually reduced.

Through adopting above-mentioned technical scheme, the rainwater is through filtering the hole after, and impurity is intercepted and is being crossed downthehole wall department, reduces the appearance that impurity piles up the condition in filtering the hole, and then causes the jam of filtering the hole.

Optionally: rotating device including set up mounting panel, the sliding fit on the mounting panel on filtering frame slider and set up the bracing piece on the slider, the both ends of bracing piece articulate respectively on rotor plate and slider, the bracing piece is parallel and not the collineation with filtering frame's articulated axis with the articulated axis of rotor plate and rotor plate, be provided with on the mounting panel and be used for driving the slider and carry out gliding drive assembly along vertical direction.

Through adopting above-mentioned technical scheme, start drive assembly, drive the slider and slide along vertical direction is gone up, and then can drive the bracing piece and rotate, makes the rotor plate rotate, realizes the clearance to the impurity on the rotor plate, makes the clearance of impurity more convenient.

Optionally: the driving assembly comprises a first driving piece arranged on the mounting plate, a first worm arranged at the output end of the first driving piece and a first worm wheel meshed with the first worm, a first screw rod penetrates through the first worm wheel, and the sliding block is in threaded fit with the first screw rod.

Through adopting above-mentioned technical scheme, start driving piece one, drive worm one and rotate, drive worm wheel one and rotate, realize the rotation of screw rod one, simple structure, the simple operation.

Optionally: the moving device comprises a second screw rod in threaded fit in the filtering frame and a rotating assembly for driving the second screw rod to rotate, and the rotating assembly is arranged in the permeable pavement body.

Through adopting above-mentioned technical scheme, start runner assembly, can drive two rotations of screw rod, and then drive filtration frame from the rose box in roll-off, realize the removal to filtration frame, the outside of rose box is poured to the convenient debris with in the filtration frame.

Optionally: the rotating assembly comprises a driving piece II arranged in the permeable pavement body, a worm II arranged at the output end of the driving piece II and a worm wheel II meshed with the worm II, and the screw II is arranged in the worm wheel II in a penetrating mode.

Through adopting above-mentioned technical scheme, start driving piece two, drive two rotations of worm wheel, and then realize the rotation of screw rod two, simple structure, the simple operation.

Optionally: the permeable pavement body includes the soil tamp layer, the road bed layer that permeates water, coarse sand screed-coat and the concrete surface course that permeates water that set gradually along vertical direction.

Through adopting above-mentioned technical scheme, through setting gradually soil tamp layer, the roadbed layer that permeates water, coarse sand screed-coat and the concrete surface course that permeates water along vertical ascending orientation, can realize the laying to the inside that permeates water, the rainwater can enter into behind coarse sand screed-coat, the roadbed layer that permeates water and the soil tamp layer behind the concrete surface course that permeates water, gets into in the underground piping system.

Optionally: the rainwater-storage brick is characterized in that a water storage brick is arranged between the coarse sand leveling layer and the pervious concrete surface layer, a water storage groove used for storing rainwater is formed in the water storage brick, a communicating groove is formed in the side wall of the water storage brick, and the two adjacent water storage bricks are arranged at intervals.

Through adopting above-mentioned technical scheme, through the setting of water storage brick, can store the aqua storage tank with the rainwater in, can alleviate underground piping system drainage pressure under the great condition of rainfall, after the liquid level of rainwater surpassed in the intercommunication groove, flow out from the water storage brick, flow in underground piping system.

Optionally: the waterproof cloth is paved on the permeable roadbed layer, circulation holes are formed in the waterproof cloth and the permeable roadbed layer, the circulation holes are arranged corresponding to the filter boxes, an inclined surface is arranged on the permeable roadbed layer, and the inclined surface protrudes towards the position close to the filter boxes along the vertical downward direction.

By adopting the technical scheme, through the setting of tarpaulin, after making the rainwater reach tarpaulin department, a large amount of rainwater can pass through in the runner hole gets into the rose box, filters the rainwater through filter equipment, makes the filtration efficiency of rainwater higher.

In a second aspect, a method for constructing a permeable pavement, which uses the permeable pavement, includes:

laying a soil compaction layer: excavating a foundation pit on the ground, and compacting and leveling soil to form a soil compaction layer;

paving a permeable road base layer: paving a permeable road base layer on the soil compaction layer;

laying a coarse sand leveling layer: paving a coarse sand leveling layer on the permeable road base layer, and leveling the coarse sand leveling layer;

laying water storage bricks: laying a plurality of water storage bricks on the coarse sand leveling layer at intervals;

paving a pervious concrete surface layer: cleaning the surface of the water storage brick, and paving a permeable concrete surface layer on the water storage brick;

paving the kerbstone: cement mortar is laid on the coarse sand leveling layer, and then the kerbstone is laid on the cement mortar.

Through adopting above-mentioned technical scheme, earlier lay the soil tamping course, do not house permeable roadbed layer, coarse sand screed-coat, water storage brick and the concrete surface course that permeates water in proper order after laying the completion, lay the curb at last, accomplish the construction to permeable pavement, can store the rainwater that gets into the concrete surface course that permeates water through the water storage brick, can alleviate underground piping system's drainage pressure.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through this internal filter equipment that is provided with in permeable pavement, the rainwater gets into and filters the back in the frame, filter the impurity in the rainwater through filtering the frame, the rainwater after filtering is discharged through filtering the hole, impurity is intercepted on the rotor plate, with the filter frame from the roll-off in the rose box, and start rotating device, can drive the rotor plate and rotate, empty the impurity on the rotor plate, realize the timely clearance to impurity, can reduce impurity and pile up on the filter piece, lead to the appearance of the condition that the filter piece is blockked up, make the filter piece can filter the rainwater;

2. through being provided with the mobile device on the permeable pavement body, start runner assembly can drive two rotations of screw rod, and then drive filtration frame and follow the roll-off in the rose box, realize the removal to filtration frame, conveniently with the debris in the filtration frame outside of pouring the rose box.

Drawings

FIG. 1 is a partial cross-sectional view of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial sectional view showing the connection relationship of the filter box and the filter frame;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is an enlarged view of a portion of FIG. 3 at C;

fig. 6 is a partially enlarged view of fig. 3 at D.

Reference numerals: 1. a permeable pavement body; 11. a soil compacting layer; 12. a permeable road base layer; 121. an inclined surface; 13. leveling a layer by coarse sand; 14. a pervious concrete facing; 2. a curb; 21. a receiving groove; 22. an insertion block; 3. a filtration device; 31. a filter box; 32. a filter frame; 321. a filter frame; 322. a rotating plate; 323. a filtration pore; 33. a drain pipe; 4. a rotating device; 41. mounting a plate; 42. a slider; 43. a support bar; 44. a drive assembly; 441. a first driving part; 442. a first worm; 443. a first worm wheel; 444. a first screw rod; 5. a mobile device; 51. a second screw; 52. a rotating assembly; 521. a driving part II; 522. a second worm; 523. a second worm gear; 53. a guide rod; 6. a water storage brick; 61. a water storage tank; 62. a communicating groove; 7. waterproof cloth; 71. a flow-through hole; 8. a reinforcing frame; 9. fixing the rod; 10. an electromagnetic valve; 101. and a material receiving box.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a permeable pavement and a construction method thereof. Referring to fig. 1 and 2, the permeable pavement comprises a permeable pavement body 1 and a kerbstone 2 arranged on the permeable pavement body 1, wherein the permeable pavement body 1 comprises a soil compaction layer 11, a permeable pavement base layer 12, a coarse sand leveling layer 13 and a permeable concrete surface layer 14 which are sequentially arranged in the vertical direction, and the kerbstone 2 is a horizontal rectangular block. Be provided with water storage brick 6 between coarse sand screed-coat 13 and the pervious concrete surface course 14, water storage brick 6 is the horizontally rectangular brick, offers the aqua storage tank 61 that is used for carrying out the storage to the rainwater on the water storage brick 6, and aqua storage tank 61 is the vertical blind groove of the rectangle of offering downwards of the upper surface of water storage brick 6. The side wall of each water storage brick 6 is provided with a communicating groove 62, each communicating groove 62 is a horizontal rectangular groove, each communicating groove 62 is communicated with the corresponding water storage groove 61, and two adjacent water storage bricks 6 are arranged at intervals in the horizontal direction. After the rainwater falls on the permeable pavement, the rainwater reaches the water storage bricks 6 through the permeable concrete surface layer 14, and when the liquid level of the rainwater in the water storage bricks 6 exceeds the communication groove 62, the rainwater flows out of the water storage bricks 6, reaches the underground pipeline system through the coarse sand leveling layer 13, the permeable roadbed layer 12 and the soil tamping layer 11, and is discharged through the underground pipeline system.

Referring to fig. 1 and 2, an insertion block 22 is integrally arranged at one end of the curb 2 along the length direction of the communicating groove 62, a receiving groove 21 is formed at the other end of the curb, the receiving groove 21 is a rectangular groove formed in the vertical direction, and the insertion block 22 is a vertical rectangular block matched with the receiving groove 21. Lay cement mortar on coarse sand screed-coat 13, lay curb 2 to link together polylith curb 2 through the mode of pegging graft each other end to end with two adjacent curb 2.

Referring to fig. 1 and 2, the permeable roadbed 12 is provided with an inclined surface 121, the inclined surface 121 protrudes downwards vertically, the permeable roadbed 12 is provided with a reinforcing frame 8, one end of the reinforcing frame 8 is inserted into the permeable roadbed 12, the other end of the reinforcing frame is inserted into the coarse sand leveling layer 13, and the reinforcing frame 8 is composed of a vertical rectangular plate and two horizontal cylindrical rods fixed on the side surface of the vertical rectangular plate. The waterproof cloth 7 is paved on the permeable road base layer 12, the waterproof cloth 7 is paved horizontally, the waterproof cloth 7 can be directly made of waterproof plastic materials, circulation holes 71 are formed in the waterproof cloth 7 and the permeable road base layer 12, the circulation holes 71 are circular through holes formed in the center of the waterproof cloth 7 in a vertical and downward mode, and rainwater reaching the waterproof cloth 7 can flow out through the circulation holes 71.

Referring to fig. 3 and 4, a filtering device 3 is arranged in the permeable pavement body 1 for filtering rainwater. The filtering device 3 comprises a filtering box 31 arranged in the soil compaction layer 11, a filtering frame 32 used for filtering rainwater and a drain pipe 33 arranged on the filtering box 31, the filtering box 31 is a vertical hollow rectangular box, the top end of the filtering box 31 is an opening end, the bottom end of the filtering box 31 is a sealing end, and the filtering box 31 and the circulation hole 71 are correspondingly arranged. The drain pipe 33 is a horizontal round pipe, the drain pipe 33 is used for connecting with an underground pipeline system, and the solenoid valve 10 is arranged on the drain pipe 33.

Referring to fig. 3 and 4, the filter frame 32 is slidably fitted in the filter box 31, the filter frame 32 includes a filter frame 321 slidably fitted in the filter box 31 and a rotating plate 322 for placing impurities, the filter frame 321 is in a horizontal "return" shape, a plurality of filter holes 323 are uniformly formed in two side surfaces of the filter frame 321 along the width direction of the curb 2, the filter holes 323 are circular truncated cone-shaped holes, and the diameters of the filter holes 323 in the direction close to the inner wall of the filter box 31 are gradually reduced. The rotating plate 322 is a horizontal rectangular plate, a horizontal rotating shaft is fixedly arranged on the side surface of the rotating plate 322, a sleeve is fixedly arranged on the lower surface of the filtering frame 321, the sleeve is in rotating fit with the rotating shaft, and the rotating plate 322 is in rotating fit with the bottom end of the filtering frame 321. The fixing rods 9 are fixedly arranged in the filter box 31, the fixing rods 9 are horizontal rectangular rods, and two fixing rods 9 are arranged at intervals in the width direction of the curb 2 and used for supporting the rotating plate 322. After entering the filter frame 32, the rainwater is filtered through the filter holes 323, and then flows out of the filter holes 323, and the impurities are caught in the filter frame 32 and fall on the upper surface of the rotating plate 322.

Referring to fig. 3 and 4, the moving device 5 is arranged in the permeable pavement body 1, and when impurities on the rotating plate 322 need to be treated, the moving device 5 is started first to drive the filter rack 32 to slide out of the filter box 31. Referring to fig. 6, the moving device 5 includes a second screw 51 screwed in the filtering frame 321 and a rotating component 52 for driving the second screw 51 to rotate, the rotating component 52 is disposed in the permeable pavement body 1, the rotating component 52 includes a second driving element 521 fixedly disposed in the permeable pavement body 1, a second worm 522 fixedly disposed on an output shaft of the second driving element 521, and a second worm wheel 523 meshed with the second worm 522, a horizontal fixing plate is fixedly disposed on the filtering box 31, the second driving element 521 is fixedly disposed on the fixing plate, the second driving element 521 is horizontally disposed, the second driving element 521 may directly adopt a motor, the second worm 522 is horizontally disposed, and the worm wheel 523 is vertically disposed. The second screw 51 is horizontally arranged, one end of the second screw 51 is fixedly arranged in the second worm gear 523 in a penetrating manner, the other end of the second screw is arranged in the filtering frame 321 in a penetrating manner, and the filtering frame 321 is in threaded fit with the second screw 51. A guide rod 53 for guiding the sliding of the filter frame 321 is fixedly mounted on the filter box 31, the guide rod 53 is a horizontal cylindrical rod, and the filter frame 321 is slidably fitted on the guide rod 53. When the impurities on the rotating plate 322 need to be cleaned, the driving part two 521 is started to drive the worm two 522, the worm wheel two 523 and the screw rod two 51 to rotate, and the filter frame 32 is driven to slide out of the filter box 31.

Referring to fig. 3 and 4, the filter frame 321 is provided with a rotating device 4 for driving the rotating plate 322 to rotate, and after the filter frame 32 slides out of the filter box 31, the rotating device 4 is started to drive the rotating plate 322 to rotate, so as to clean the impurities on the rotating plate 322. Referring to fig. 5, the rotating unit 4 includes a mounting plate 41 fixedly disposed on a side surface of the filter frame 321, a slider 42 slidably fitted on the mounting plate 41, and a support rod 43 disposed on the slider 42, wherein the mounting plate 41 is a vertical rectangular plate, the slider 42 is a "T" shaped block, and a side surface of the slider 42 adjacent to the mounting plate 41 is slidably fitted on the mounting plate 41. The supporting rod 43 is a rectangular rod inclined in the vertical direction, two ends of the supporting rod 43 are respectively hinged on the rotating plate 322 and the sliding block 42, and the hinge axis of the supporting rod 43 and the rotating plate 322 and the hinge axis of the rotating plate 322 and the filter frame 321 are parallel and not collinear.

Referring to fig. 3 and 5, a driving assembly 44 for driving the sliding block 42 to slide along the vertical direction is arranged on the mounting plate 41, the driving assembly 44 includes a driving part 441 fixedly arranged on the mounting plate 41, a worm 442 fixedly arranged on an output shaft of the driving part 441, and a worm wheel 443 meshed with the worm 442, the driving part 441 can directly adopt an electric motor, the driving part 441 and the worm 442 are both horizontally arranged, the worm wheel 443 is horizontally arranged, a screw rod 444 is fixedly arranged in the worm wheel 443 in a penetrating manner, the screw rod 444 is vertically arranged, and the sliding block 42 is in threaded fit with the screw rod 444. A material receiving box 101 is arranged on one side of the filter box 31 far away from the drain pipe 33, the material receiving box 101 is a vertical rectangular box, the top end of the material receiving box 101 is an opening end, and the bottom end of the material receiving box 101 is a sealing end. When impurities need to be cleaned, the first driving part 441 is started to drive the first worm 442, the first worm wheel 443 and the first screw rod 444 to rotate, the sliding block 42 is driven to lift along the vertical direction, when the sliding block 42 descends, one end, far away from the sliding block 42, of the rotating plate 322 is driven to rotate downwards, the impurities on the rotating plate 322 fall into the material collecting box 101, and the cleaning operation of the impurities is completed.

The implementation principle of a permeable pavement in the embodiment of the application is as follows: rainwater enters the filter frame 32, is filtered by the filter frame 321, flows into the filter box 31 after filtering is finished, and is discharged into an underground pipeline system through the drain pipe 33 after the electromagnetic valve 10 is opened when the rainwater needs to be discharged; impurity in the rainwater drops to rotor plate 322, when needing to clear up impurity, starts mobile device 5, drives filter frame 32 and slides out from filter box 31 in, starts rotating device 4 after that, drives rotor plate 322 and rotates, emptys the impurity on rotor plate 322, in time handles impurity.

Referring to fig. 1 and fig. 2, the present application further provides a method for constructing a permeable pavement, as shown in the figure, the construction method adopts the above structure, specifically, the method includes the following steps:

laying a soil compaction layer 11: excavating a foundation pit on the ground, and compacting and leveling soil to form a soil compaction layer 11;

paving the permeable road base layer 12: paving a permeable road base layer 12 on the soil compaction layer 11;

laying a coarse sand leveling layer 13: paving a coarse sand leveling layer 13 on the permeable road base layer 12, and leveling the coarse sand leveling layer 13;

laying water storage bricks 6: a plurality of water storage bricks 6 are horizontally laid on the coarse sand leveling layer 13 at intervals;

paving a pervious concrete surface layer 14: cleaning the surface of the water storage brick 6, and paving a permeable concrete surface layer 14 on the water storage brick 6;

paving a curb 2: cement mortar is laid on the coarse sand leveling layer 13, and then the kerb 2 is laid on the cement mortar.

When needing to be under construction to permeable pavement, earlier subaerial excavation foundation ditch, lay soil tamp layer 11, permeable roadbed layer 12, coarse sand screed-coat 13, water storage brick 6 and permeable concrete surface course 14 in proper order in the foundation ditch after that, lay cement mortar on coarse sand screed-coat 13 afterwards, lay curb 2, accomplish the construction operation to permeable pavement. The above embodiments have been described in detail, and therefore are not described in detail herein.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a permeable pavement, includes permeable pavement body (1) and curb (2) of setting on permeable pavement body (1), its characterized in that: the permeable pavement body (1) is internally provided with a filtering device (3), the filtering device (3) comprises a filtering box (31) arranged in the permeable pavement body (1), a filtering frame (32) used for filtering rainwater and a drain pipe (33) arranged on the filtering box (31), the filtering frame (32) is in sliding fit in the filtering box (31), the filtering frame (32) comprises a filtering frame (321) in the filtering box (31) in a sliding fit manner and a rotating plate (322) used for placing impurities, the rotating plate (322) is a horizontal rectangular plate, a horizontal rotating shaft is fixedly arranged on the side surface of the rotating plate (322), a sleeve is fixedly arranged on the lower surface of the filtering frame (321) and is in rotating fit with the rotating shaft, the rotating plate (322) is in rotating fit at the bottom end of the filtering frame (321), a filtering hole (323) is formed in the side surface of the filtering frame (321), a rotating device (4) used for driving the rotating plate (322) to rotate is arranged on the filtering frame (321), a circular truncated cone-shaped filtering hole (323) used for driving the filtering frame (321) to gradually slide out from the filtering box (31), and the filtering hole (323) is arranged in the direction, the filtering box (31), and the filtering frame (323, the filtering device is gradually reduced in the filtering box (31), the rotating device (4) comprises a mounting plate (41) arranged on the filtering frame (321), a sliding block (42) in sliding fit on the mounting plate (41) and a supporting rod (43) arranged on the sliding block (42), two ends of the supporting rod (43) are respectively hinged to the rotating plate (322) and the sliding block (42), the supporting rod (43) and the hinge axis of the rotating plate (322) and the hinge axis of the filtering frame (321) are parallel and not collinear, a driving assembly (44) for driving the sliding block (42) to slide along the vertical direction is arranged on the mounting plate (41), the driving assembly (44) comprises a driving piece I (441) arranged on the mounting plate (41), a worm I (442) arranged at the output end of the driving piece I (441) and a worm wheel I (443) meshed with the worm I (442), a screw rod I (444) penetrates through the worm wheel I (443), and the sliding block (42) is in threaded fit on the screw rod I (444).

2. The permeable pavement according to claim 1, characterized in that: the moving device (5) comprises a second screw rod (51) in threaded fit in the filtering frame (321) and a rotating assembly (52) for driving the second screw rod (51) to rotate, and the rotating assembly (52) is arranged in the permeable pavement body (1).

3. The permeable pavement according to claim 2, characterized in that: the rotating assembly (52) comprises a second driving part (521) arranged in the permeable pavement body (1), a second worm (522) installed at the output end of the second driving part (521), and a second worm wheel (523) meshed with the second worm (522), and the second screw (51) penetrates through the second worm wheel (523).

4. The permeable pavement according to claim 1, characterized in that: the permeable pavement body (1) comprises a soil compaction layer (11), a permeable roadbed layer (12), a coarse sand leveling layer (13) and a permeable concrete surface layer (14) which are sequentially arranged in the vertical direction.

5. The permeable pavement according to claim 4, characterized in that: be provided with water storage brick (6) between coarse sand screed-coat (13) and pervious concrete surface course (14), offer reservoir (61) that are used for carrying out the rainwater and store on water storage brick (6), seted up on the lateral wall of water storage brick (6) intercommunication groove (62), adjacent two water storage brick (6) interval sets up.

6. The permeable pavement according to claim 5, characterized in that: waterproof cloth (7) is laid on the permeable roadbed layer (12), circulation holes (71) are formed in the waterproof cloth (7) and the permeable roadbed layer (12), the circulation holes (71) are arranged corresponding to the filter boxes (31), an inclined surface (121) is arranged on the permeable roadbed layer (12), and the inclined surface (121) protrudes along the vertical downward direction to the position close to the filter boxes (31).