CN214831612U

CN214831612U - Permeable asphalt pavement

Info

Publication number: CN214831612U
Application number: CN202121755563.3U
Authority: CN
Inventors: 陆凯
Original assignee: Zhangjiagang Jida Municipal Road And Bridge Engineering Co ltd
Current assignee: Zhangjiagang Jida Municipal Road And Bridge Engineering Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2021-11-23
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to a bituminous paving permeates water, its technical field who relates to road construction, including the basic unit, first viscous oil layer has been laid at the basic unit top, well grain formula bituminous concrete layer has been laid to first viscous oil layer top, the second viscous oil layer has been laid at well grain formula bituminous concrete layer top, fine grain formula bituminous concrete layer has been laid to second viscous oil layer top. Including the basic unit, first viscous oil layer has been laid at the basic unit top, well grain formula asphalt concrete layer has been laid to first viscous oil layer top, well grain formula asphalt concrete layer top has been laid the second viscous oil layer, fine grain formula asphalt concrete layer has been laid to second viscous oil layer top. This application has the effect that improves bituminous paving stability.

Description

Permeable asphalt pavement

Technical Field

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

Background

The asphalt pavement means a pavement formed by mixing an asphalt material with a mineral material and laying on a road.

Chinese patent with publication number CN201865020U discloses a pavement structure, which comprises a fine particle type asphalt concrete layer, a medium particle type asphalt concrete layer, an inorganic binder stable broken brick material layer and a sand gravel layer, wherein the fine particle type asphalt concrete layer, the medium particle type asphalt concrete layer, the inorganic binder stable broken brick material layer and the sand gravel layer are sequentially arranged from top to bottom. Wherein the thickness of the fine particle type asphalt concrete layer is 3mm, the thickness of the medium particle type asphalt concrete layer is 4mm, the material layer of the inorganic binder stable broken brick is 20mm, and the sand gravel layer is 15 mm. The inorganic binding material stabilized broken brick material layer is a large amount of idle broken bricks, and the construction cost can be effectively reduced.

In view of the above-mentioned related technologies, the inventor believes that a gap is easily formed between the fine-grained asphalt concrete layer and the medium-grained asphalt concrete layer after the laying is completed, and the fine-grained asphalt concrete layer is easily deviated when being subjected to a lateral external force, thereby resulting in poor stability of the road surface.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy problem that takes place to squint when granule formula asphalt concrete layer receives horizontal external force and lead to the stability on road surface not good enough, this application provides a bituminous paving permeates water.

The application provides a bituminous paving permeates water adopts following technical scheme:

the utility model provides a bituminous paving permeates water, includes the basic unit, first viscous oil layer has been laid at the basic unit top, well grain formula bituminous concrete layer has been laid to first viscous oil layer top, well grain formula bituminous concrete layer top has been laid the second viscous oil layer, fine grain formula bituminous concrete layer has been laid to second viscous oil layer top.

Through adopting above-mentioned technical scheme, set up the second oil-sticking layer between granule formula asphalt concrete layer and mesomere formula asphalt concrete layer, reduce and have gapped condition between granule formula asphalt concrete layer and the mesomere formula asphalt concrete layer, increase granule formula asphalt concrete layer and mesomere formula asphalt concrete layer's stickness, reduce granule formula asphalt concrete layer and take place the possibility of skew easily when receiving horizontal external force, improve bituminous paving's stability. Simultaneously, through setting up first oil sticky layer, reduce the condition that medium grain formula asphalt concrete layer takes place to squint, increase the stability of medium grain formula asphalt concrete layer and basic unit.

Optionally, the base layer from top to bottom includes slag concrete layer, rubble bed course and waterproof geotechnological fabric layer of permeating water in proper order, slag concrete layer top of permeating water still is equipped with the crack control subsides, crack control subsides and first viscous oil layer butt.

Through adopting above-mentioned technical scheme, crack control subsides adhere at the slag concrete layer top that permeates water and with first viscous oil layer butt, and after the road surface laying finishes, crack control subsides and the bonding of midgrain formula asphalt concrete layer can effectively reduce the condition that midgrain formula asphalt concrete layer thermal expansion ftractures. Through setting up slag concrete layer, the rubble bed course of permeating water can arrange the water on the road surface to waterproof geotextile layer fast, and waterproof geotextile layer can be with the water discharge, meanwhile, can reduce fine grained soil along with water loss.

Optionally, the top surface of the fine grain asphalt concrete layer is further provided with road teeth, the side walls of the road teeth are provided with drain holes, the tops of the road teeth are provided with through grooves communicated with the drain holes, and the walls of the through grooves are connected with a filter plate in a sliding manner.

Through adopting above-mentioned technical scheme, the road tooth can effectively block the soil of greenbelt and roll to the road surface, can reduce the soil in the greenbelt and influence the road surface clean and tidy. Water can pass through the filter and carry the greenbelt, can supply moisture to the greenbelt, and the condition of road surface wet and slippery can be reduced simultaneously to the low carbon environmental protection.

Optionally, the bottom of the filter plate is rotatably connected with a bearing plate, two ends of the filter plate are both fixed with baffles connected with the bearing plate in a sliding manner, and the filter plate is provided with a driving mechanism for driving the bearing plate to rotate.

Through adopting above-mentioned technical scheme, operating personnel adjusts actuating mechanism and makes the loading board rotate for debris on the loading board removes towards the pivot direction of loading board, and the loading board, baffle and filter form the loading cavity, and debris can be stored in the loading cavity, and operating personnel slides the filter again, makes loading board and way tooth separation, and the operating personnel of being convenient for takes out debris, reduces the circumstances that debris blockked up the filter, reduces the filter and blockked up the not good enough possibility of back filter effect.

Optionally, the spout has been seted up at the baffle top, actuating mechanism is including sliding the slide bar of connecting in the spout cell wall, the slide bar top is fixed with the arm-tie, the filter one end is kept away from to the loading board is fixed with the haulage rope, the one end and the arm-tie fixed connection that the loading board was kept away from to the haulage rope, be fixed with the dog that is used for with the loading board butt on the filter lateral wall.

Through adopting above-mentioned technical scheme, operating personnel pulling arm-tie drives the haulage rope and moves towards the filter, and the loading board rotates towards the filter for debris on the loading board move towards the filter, and dog and loading board support afterwards, and operating personnel continues the pulling arm-tie, can take out the loading board from the curb, and then the operating personnel of being convenient for takes out debris.

Optionally, a fixing block is fixed on the side wall of the baffle, and a supporting roller used for being abutted to the traction rope is connected in the fixing block in a rotating mode.

Through adopting above-mentioned technical scheme, through setting up the backing roll, play spacing effect to the haulage rope, the arm-tie shifts up and drives the haulage rope and shifts up, effectively shortens the sliding distance that the slide bar stretches out the spout, can realize loading board and dog butt to improve operating personnel's work efficiency.

Optionally, a cover plate is rotatably connected to the wall of the through groove and is abutted to the baffle.

Through adopting above-mentioned technical scheme, through setting up the apron, on the one hand, the curb surfacing is more pleasing to the eye, and on the other hand reduces the condition that the pedestrian was stumbled easily when walking in road surface both sides, improves factor of safety.

Optionally, one end of the cover plate close to the filter plate is fixed with a first magnetic stripe, and a second magnetic stripe matched with the first magnetic stripe is fixed on the side wall of the pulling plate.

Through adopting above-mentioned technical scheme, operating personnel pulling arm-tie, first magnetic stripe and the separation of second magnetic stripe can be convenient for operating personnel take out the debris on the loading board. After the filter is placed to the logical inslot to operating personnel, rotate the apron and make first magnetic stripe and second magnetic stripe actuation, can restrict the filter and rock.

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

1. by arranging the second oil-sticking layer, the condition that a gap exists between the fine particle type asphalt concrete layer and the medium particle type asphalt concrete layer is reduced, the viscosity of the fine particle type asphalt concrete layer and the medium particle type asphalt concrete layer is increased, the possibility that the fine particle type asphalt concrete layer is easy to deviate when being subjected to a transverse external force is reduced, and the stability of the asphalt pavement is improved;

2. through setting up the crack control subsides, with the bonding of midgrain formula asphalt concrete layer, can effectively reduce the condition that midgrain formula asphalt concrete layer thermal expansion ftractures. The steel slag permeable concrete layer and the broken stone cushion layer are arranged, so that water on the road surface can be quickly drained to the waterproof geotextile layer, the waterproof geotextile layer can drain the water, and meanwhile, the loss of fine-grained soil along with the water can be reduced;

3. through setting up the curb, can effectively block the soil of greenbelt and roll to the road surface, can reduce the soil in the greenbelt and influence the road surface clean and tidy. Water can pass through the filter and carry the greenbelt, can supply moisture to the greenbelt, and the condition of road surface wet and slippery can be reduced simultaneously to the low carbon environmental protection.

Drawings

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

Fig. 2 is a schematic view of the drainage mechanism and the internal structure of the curbs in the present embodiment.

Fig. 3 is a schematic view of the internal structure of the drainage mechanism of the present embodiment.

Description of reference numerals: 1. a base layer; 11. a steel slag pervious concrete layer; 12. a gravel cushion layer; 13. a waterproof geotextile layer; 14. anti-cracking paste; 2. a first oil-sticking layer; 3. medium grain asphalt concrete layer; 4. a second oil-sticking layer; 5. a fine grain asphalt concrete layer; 6. a road tooth; 61. a drain hole; 62. a through groove; 63. a dovetail groove; 7. a drainage mechanism; 71. a filter plate; 72. a baffle plate; 721. a chute; 73. a dovetail block; 74. a carrier plate; 8. a drive mechanism; 81. a slide bar; 82. pulling a plate; 821. a second magnetic stripe; 83. a fixed block; 84. a support roller; 85. a hauling rope; 86. a stopper; 9. a cover plate; 91. a first magnetic stripe.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses bituminous paving permeates water. Referring to fig. 1, a permeable asphalt pavement comprises a base layer 1, a first oil-sticking layer 2 is laid on the top of the base layer 1, a medium grain asphalt concrete layer 3 is laid on the top of the first oil-sticking layer 2, and the first oil-sticking layer 2 is used for enhancing the bonding strength between the base layer 1 and the medium grain asphalt concrete layer 3. And a second oil-sticking layer 4 is laid on the top of the medium-grain asphalt concrete layer 3, a fine-grain asphalt concrete layer 5 is laid on the top of the second oil-sticking layer 4, and the second oil-sticking layer 4 is used for enhancing the bonding strength between the fine-grain asphalt concrete layer 5 and the medium-grain asphalt concrete layer 3. Both sides at the top of the fine grain type asphalt concrete layer 5 are provided with road teeth 6, the side walls of the two road teeth 6 are provided with drainage mechanisms 7, and the drainage mechanisms 7 are used for conveying water on the road surface to both sides of the road surface.

Referring to fig. 1, the base layer 1 includes a steel slag pervious concrete layer 11, a gravel cushion layer 12 and a waterproof geotextile layer 13, which are sequentially arranged from top to bottom, the steel slag pervious concrete layer 11 is used for conveying water in the medium-sized asphalt concrete layer 3 to the gravel cushion layer 12, and the water in the gravel cushion layer 12 is discharged to both sides of the road surface through the waterproof geotextile layer 13, so as to improve the dryness of the asphalt road. The top of the steel slag permeable concrete layer 11 is also provided with an anti-cracking paste 14, and the anti-cracking paste 14 is abutted to the first oil-sticking layer 2. The anti-cracking paste 14 can be bonded with the medium-sized asphalt concrete layer 3, so that the condition that the medium-sized asphalt concrete layer 3 is heated to expand and crack in high-temperature weather is effectively reduced, and the service life of the asphalt road is prolonged.

Referring to fig. 1 and 2, the lateral walls of the curbs 6 are provided with drainage holes 61, and in the present embodiment, each of the curbs 6 is provided with two drainage holes 61. The top of the curbs 6 is vertically provided with a through groove 62, and the through groove 62 is communicated with the drainage hole 61. Drainage mechanism 7 includes along vertical sliding connection in the filter 71 of leading to 62 cell walls, and filter 71 both ends all laminate with leading to 62 cell walls of groove. Baffle 72 is fixed at both ends of filter 71, and baffle 72 keeps away from filter 71 one side and is connected with logical groove 62 cell wall slip, and baffle 72 can be along vertical slip on logical groove 62 cell wall. Dovetail blocks 73 are fixed on one side of the baffle plate 72 far away from the filter plate 71, and dovetail grooves 63 connected with the dovetail blocks 73 in a sliding mode are formed in the groove walls of the through grooves 62. The bottom of the filter plate 71 is rotatably connected with a bearing plate 74, and a rotation axis of the bearing plate 74 is arranged along the length direction of the curbs 6. The two ends of the bearing plate 74 are slidably connected with one side of the baffle plate 72 close to the filter plate 71.

Referring to fig. 2 and 3, in order to facilitate an operator to clean up sundries on the bearing plate 74, a sliding groove 721 is vertically formed in the top of the baffle plate 72, a driving mechanism 8 is arranged on the filter plate 71, the driving mechanism 8 comprises sliding rods 81 connected to the groove wall of the sliding groove 721 in a sliding manner, pull plates 82 are fixed to the tops of the two sliding rods 81, fixed blocks 83 are fixed to the opposite inner sides of the two baffle plates 72, supporting rollers 84 are rotatably connected to the fixed blocks 83, and the rotating axes of the supporting rollers 84 are arranged along the length direction of the pull plates 82. A pulling rope 85 is fixed on one side of the bearing plate 74 facing the pulling plate 82, and one end of the pulling rope 85 passing through the fixing block 83 bypasses the supporting roller 84 to be fixedly connected with the bottom of the pulling plate 82. A stopper 86 is fixed to a side of the filter plate 71 facing the pulling string 85, and the stopper 86 is adapted to abut against the carrier plate 74. When the bearing plate 74 abuts against the stopper 86, the sliding rod 81 is located in the sliding slot 721.

Referring to fig. 2 and 3, a cover plate 9 is rotatably connected to the groove wall of the through groove 62, and the rotation axis of the cover plate 9 is arranged along the longitudinal direction of the curbs 6. The bottom of the cover plate 9 abuts the top of the baffle plate 72. The one end of apron 9 orientation filter 71 is fixed with first magnetic stripe 91, and the one end that the arm-tie 82 faced apron 9 is fixed with second magnetic stripe 821, and second magnetic stripe 821 is used for cooperating with first magnetic stripe 91. Wherein, the rotating shaft of the cover plate 9 is located at the side of the baffle plate 72 far away from the filter plate 71, and the cover plate 9 does not influence the baffle plate 72 to slide vertically.

The implementation principle of a permeable asphalt pavement of the embodiment of the application is as follows: when sundries need to be taken out, an operator firstly rotates the cover plate 9 in the forward direction, so that the first magnetic strip 91 is separated from the second magnetic strip 821, then the operator pulls the pull plate 82, meanwhile, the sliding rod 81 slides in the sliding groove 721, the pull plate 82 is moved to play a guiding role, the pull plate 82 is moved upwards to drive the traction rope 85 to move upwards, then the traction rope 85 is moved upwards to pull the bearing plate 74 to rotate towards the filter plate 71, so that the sundries on the bearing plate 74 move towards the filter plate 71, then the top surface of the bearing plate 74 is abutted to the stop block 86, further the operator continues to pull the pull plate 82 upwards in the vertical direction, so that the filter plate 71, the baffle 72 and the bearing plate 74 slide upwards in the vertical direction, the bearing plate 74 can be separated from the curbs 6, and therefore the operator can take out the sundries on the bearing plate 74 conveniently. After the sundries on the bearing plate 74 are cleaned up, the operator slides the dovetail block 73 into the dovetail groove 63, then the bearing plate 74 is attached to the fine grain asphalt concrete layer 5, and the cover plate 9 is rotated reversely, so that the first magnetic strip 91 and the second magnetic strip 821 are attracted to each other, and the drainage mechanism 7 can be installed.

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: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A permeable asphalt pavement is characterized in that: including basic unit (1), first oil-sticking layer (2) have been laid at basic unit (1) top, well grain formula bituminous concrete layer (3) have been laid at first oil-sticking layer (2) top, second oil-sticking layer (4) have been laid at well grain formula bituminous concrete layer (3) top, fine grain formula bituminous concrete layer (5) have been laid at second oil-sticking layer (4) top.

2. A water-permeable asphalt pavement according to claim 1, characterized in that: basic unit (1) from top to bottom is including slag concrete layer (11) that permeates water, rubble bed course (12) and waterproof geotechnological fabric layer (13) in proper order, slag concrete layer (11) top that permeates water still is equipped with crack control subsides (14), crack control subsides (14) and first oil sticky layer (2) butt.

3. A water-permeable asphalt pavement according to claim 1, characterized in that: the top surface of the fine grain type asphalt concrete layer (5) is also provided with road teeth (6), the side wall of each road tooth (6) is provided with a drain hole (61), the top of each road tooth (6) is provided with a through groove (62) communicated with the drain hole (61), and the groove wall of each through groove (62) is connected with a filter plate (71) in a sliding manner.

4. A water-permeable asphalt pavement according to claim 3, characterized in that: the bottom of the filter plate (71) is rotatably connected with a bearing plate (74), two ends of the filter plate (71) are respectively fixed with a baffle (72) connected with the bearing plate (74) in a sliding manner, and a driving mechanism (8) used for driving the bearing plate (74) to rotate is arranged on the filter plate (71).

5. A water-permeable asphalt pavement according to claim 4, characterized in that: spout (721) have been seted up at baffle (72) top, actuating mechanism (8) are including sliding slide bar (81) of connecting in spout (721) cell wall, slide bar (81) top is fixed with arm-tie (82), filter plate (71) one end is kept away from in loading board (74) is fixed with haulage rope (85), the one end and the arm-tie (82) fixed connection of loading board (74) are kept away from in haulage rope (85), be fixed with on filter plate (71) the lateral wall and be used for dog (86) with loading board (74) butt.

6. A water-permeable asphalt pavement according to claim 5, characterized in that: the side wall of the baffle (72) is fixedly provided with a fixed block (83), and a supporting roller (84) which is used for being abutted to a traction rope (85) is rotationally connected in the fixed block (83).

7. A water-permeable asphalt pavement according to claim 5, characterized in that: the groove wall of the through groove (62) is rotatably connected with a cover plate (9), and the cover plate (9) is abutted to the baffle plate (72).

8. A water-permeable asphalt pavement according to claim 7, characterized in that: one end of the cover plate (9) close to the filter plate (71) is fixed with a first magnetic strip (91), and a second magnetic strip (821) matched with the first magnetic strip (91) is fixed on the side wall of the pulling plate (82).