CN111535111A

CN111535111A - Curb of assembled self-drainage asphalt pavement and construction method thereof

Info

Publication number: CN111535111A
Application number: CN202010378739.1A
Authority: CN
Inventors: 陈赐发; 陈素惠
Original assignee: Guangdong Zhongfan Construction Co ltd
Current assignee: Guangdong Zhongfan Construction Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-08-14

Abstract

The invention relates to a kerbstone of an assembled self-drainage asphalt pavement and a construction method thereof, and the kerbstone comprises a kerbstone body arranged at the edge of a road, wherein the side surfaces of two ends of the kerbstone body are end surfaces, the side surface of the kerbstone body close to the road is a water inlet surface, a water diversion through groove is formed in the end surface of the kerbstone body, two ends of the water diversion through groove are respectively superposed with the end surfaces of the two ends of the kerbstone body, a water inlet is formed in the water inlet surface of the kerbstone body, the water inlet is connected with the water diversion through groove, one end of the water inlet connected with the water inlet surface is higher than one end of the water inlet connected with the water diversion through groove, one end of the water inlet connected with the water inlet surface is equal to the height of the road. The drainage efficiency of the asphalt pavement can be improved, and the asphalt pavement is not easy to crack and loosen due to long-time soaking by accumulated water.

Description

Curb of assembled self-drainage asphalt pavement and construction method thereof

Technical Field

The invention relates to the technical field of curb construction, in particular to a curb of an assembled self-drainage asphalt pavement and a construction method thereof.

Background

The kerbstone is a strip-shaped structure for separating a road surface from a road shoulder in road engineering, and the kerbstone separates an asphalt pavement layer from the road shoulder. At present, the kerbstone mainly has three functions, wherein the first function is to separate the road surface for drainage and prevent the water flow on the road surface from flowing into the road shoulder; secondly, the road surface and the road shoulder are separated, so that the road surface plays a driving function, and the road shoulder plays a role in stabilizing a lane; thirdly, the curb plays an excessive role, so that a certain distance is reserved between the traffic lane and the non-traffic lane, and the traffic safety is ensured.

Chinese patent with publication number CN110387782A discloses a curb of assembled self-draining bituminous pavement and construction method thereof, the curb includes impervious bottom plate and kerbstone, the bottom plate sets up the permeable bed that has pore structure along the upper surface of kerbstone longitudinal distribution, the upper surface height of permeable bed is less than the upper surface height of kerbstone in order to form the water conservancy diversion corner of assembling the surface ponding, permeable bed and bottom plate are equipped with the preformed hole along kerbstone longitudinal distribution in the handing-over department that is close to the kerbstone, the preformed hole runs through the installation face at kerbstone both ends, be equipped with soft pervious pipe in the preformed hole, the vertical flowing water and the horizontal flowing water that permeate to the permeable bed flow into soft pervious pipe and discharge. The automatic drainage device has the effects of automatic and rapid drainage, effective drainage of accumulated water in the asphalt pavement layer, and stable connection and installation.

When the structure is used for draining, accumulated water on the asphalt pavement is mainly drained in two modes, namely that water flows directly flow to the top surface of the permeable layer along the surface of the asphalt pavement layer, then flows into the soft permeable pipe along the permeable layer and is drained through the soft permeable pipe; the second is that water permeates the surface layer of the asphalt pavement and flows into the water permeable hose from the permeable layer of the kerbstone along the surface of the base layer, and is discharged from the water permeable hose. The main drainage of the asphalt pavement still depends on the natural penetration of water flow, the drainage efficiency is low, and when the rainfall is high, the phenomenon of water accumulation easily occurs on the asphalt pavement. The asphalt pavement is easy to crack and loosen after being soaked by accumulated water for a long time.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a curb of a fabricated self-drainage asphalt pavement, and provides a construction method of the curb of the fabricated self-drainage asphalt pavement. The drainage efficiency of the asphalt pavement can be improved, and the asphalt pavement is not easy to crack and loosen due to long-time soaking by accumulated water.

One of the above objects of the present invention is achieved by the following technical solutions:

the utility model provides an assembled is from kerbstone of drainage bituminous paving, is including setting up the kerbstone body at road edge, and the side at kerbstone body both ends is the terminal surface, and the side that the kerbstone body is close to the road is the face of intaking, the terminal surface of kerbstone body on seted up the diversion and led to the groove, the both ends that the groove was led to the diversion coincide with the terminal surface at kerbstone body both ends respectively, seted up the water inlet on the face of intaking of kerbstone body, the water inlet is led to the groove with the diversion and is connected, the one end that the water inlet is connected with the face of intaking is higher than the one end that the water inlet is led to the groove and is connected with the diversion, the one end that the water inlet is connected with the face of intaking highly equals with road.

Through adopting above-mentioned technical scheme, seted up the intake antrum on the intake face of curb body, when appearing ponding phenomenon on the road surface, ponding on the road surface can follow the water inlet and flow in the diversion leads to the inslot, later leads to the drainage groove under the guide of groove and descend to the lower well department. Because the both sides of a whole road all are provided with the curb body, the efficiency of its drainage is very high, is difficult for appearing the phenomenon of surface ponding, and then makes bituminous paving be difficult for appearing because by long-time the soaking of ponding, and lead to the road surface to appear fracture and loose phenomenon.

The present invention in a preferred example may be further configured to: the water inlet divide into intake antrum, overflow tank and dashpot, the dashpot setting leads to the one side that the groove is close to the water inlet face in the diversion, and the dashpot highly be less than the diversion and lead to the groove, the one end and the water inlet face of intake antrum are connected, and the other end is connected with the dashpot, the one end and the dashpot of overflow tank are connected the other end and are led to the water and lead to the groove and be connected, the fixed division board that is provided with on the inboard top surface of dashpot, both ends respectively with the terminal surface fixed connection at dashpot both ends about the division board, and there is the space at the interval between the bottom surface.

Through adopting above-mentioned technical scheme, because the curb body sets up by the pavement usually, the greenbelt often can be planted on the pavement, and a lot of blades can be scraped off when raining, pile up on the road surface. Under the drive of rivers, the blade collects the grid net department of launching mouth of a river department, and then blocks in the mesh of grid net, reduces drainage efficiency. Through being provided with intake antrum, dashpot and overflow tank, behind debris such as blade flowed into the intake antrum under the drive of rivers, it deposits in the dashpot, is difficult for flowing into the logical inslot of diversion through the overflow tank, and debris such as blade accumulation arrive after the certain degree in the dashpot, can block up the dashpot, and the debris in the dashpot do not fall into the logical inslot of diversion easily. The structure effectively reduces the amount of impurities contained in the water flowing from the water diversion through groove to the sewer. And through being provided with logical groove of intaking on the face of intaking at the curb body, effectively increased the efficiency of drainage, buffer slot on the curb body of minority is blockked up the drainage efficiency that can not obvious reduction this curb body, waits that the rain can clear up out the debris in the buffer slot after stopping, can dredge. The whole structure can ensure that the water outlet is not easy to be blocked by sundries caused by water flow in the water diversion through groove on the premise of ensuring the water drainage speed.

The present invention in a preferred example may be further configured to: the curb body is divided into a lower base and an upper cover block, the lower base comprises a base and a base stone block, the base stone block is fixedly arranged on the top surface of the lower base, and is positioned at one side of the kerbstone body far away from the center of the road, the upper cover block is arranged at one side of the foundation stone block near the center of the road, the water diversion through groove is arranged on the foundation stone block, and the diversion leads to the coincidence of the side of groove one side and the laminating of upper cover piece, seted up lower intake chamber and underflow basin on the top surface of base, the dashpot is seted up on the top surface of base, the coincidence of the one end water intake face of lower intake chamber, the other end is connected with the dashpot, the one end and the dashpot of underflow basin are connected, the other end leads to the groove with the diversion and is connected, set up on the bottom surface of upper cover piece with lower intake chamber complex go up the basin and with underflow basin complex go up the overflow tank, the intake chamber forms the intake chamber with last overflow tank amalgamation down, underflow basin forms the overflow tank with last overflow tank amalgamation.

Through adopting above-mentioned technical scheme, the lid that the upper cover piece can be convenient is established on lower base, and it is convenient for assemble to upper cover piece and lower base are compared in whole curb body, and it is poured more easily. Lead to the groove setting of leading to the water on basic stone piece, whole basic stone piece is a whole, is difficult for appearing rivers and passes leading to the groove infiltration curb department of leading to on the curb body, and then leads to the curb impaired, can be better with in the leading-in sewer of rivers. And the intake antrum divide into last intake antrum and lower intake antrum, and the overflow tank divide into overflow tank and underflow basin, and it can be convenient for the workman after upper cover piece is pulled down, and convenient cleans the dashpot, clears away the rubbish in the dashpot.

The present invention in a preferred example may be further configured to: the bottom surface of the upper cover block is fixedly provided with a limiting plate, when the upper cover block is covered on the lower base, the limiting plate is inserted in the buffer groove, and gaps are formed between the limiting plate and the side surface, close to the water inlet surface, of the buffer groove, the side surface far away from the water inlet surface and the bottom surface of the buffer groove.

Through adopting above-mentioned technical scheme, when the limiting plate was inserted and is established into the dashpot, it separated the dashpot into two parts. When sundries such as fallen leaves are driven by water flow to flow into the buffer groove, most of the sundries can be located on one side of the limiting plate, which is far away from the water diversion through groove, so that the sundries are more difficult to fall into the water diversion through groove. The effect of preventing sundries from falling into the water diversion through groove is achieved.

The present invention in a preferred example may be further configured to: the water inlet surface of the buffer tank is provided with a water inlet surface, the water inlet surface of the buffer tank is provided.

Through adopting above-mentioned technical scheme, this interception wire net is used for intercepting debris such as blade, makes the dashpot can be lived by easier jam to debris such as blade fall into the phenomenon in the leading water through the dashpot in the reduction appears. The sewer tank is well protected, and the sewer is not easily blocked by impurities such as blades. When workers take down the upper cover block, sundries such as blades can be conveniently taken out by the intercepting steel wire meshes on the limiting plates, so that the workers can conveniently clear the sundries, and the construction efficiency of the workers is effectively improved. And the two sides of the intercepting steel wire meshes, which are positioned on the two sides of the limiting plate, are respectively embedded in the two intercepting grooves, so that the upper cover block is not easy to slide out of the lower base due to error collision, and the structure is more stable.

The present invention in a preferred example may be further configured to: the top surface of base on the fixed spacing post that is provided with vertical setting, seted up the spacing groove on the bottom surface of upper cover piece, when upper cover piece lid was established on lower base, spacing post was worn to establish at the spacing inslot.

Through adopting above-mentioned technical scheme, when the upper cover piece lid was established on lower base, wear to establish at spacing inslot through spacing post to convenient establish upper cover piece lid on lower base, fix a position the upper cover piece, make the upper cover piece be difficult for sliding on lower base, the structure is more stable.

The present invention in a preferred example may be further configured to: the terminal surface of lower base one side on the fixed piece of establishing of inlaying of being provided with, seted up on the terminal surface of the other end and inlayed and establish the groove, inlay the edge setting that establishes the piece and lead to the groove along the diversion, when two adjacent curb bodies splice each other, inlay the piece and insert and establish in inlaying and establishing the groove.

Through adopting above-mentioned technical scheme, make and to establish the groove through inlaying between two adjacent curb bodies and peg graft together, be convenient for fix a position on the one hand, on the other hand can be when connecting two adjacent curb through cement mortar, will inlay in advance and establish the groove and peg graft together, later pour into the difficult infiltration diversion of two curb bodies and lead to the inslot, reduce the probability that cement mortar blocks up the diversion and leads to the groove.

The second purpose of the invention is realized by the following technical scheme:

s1, preparing a curb body in advance: an upper cover block and a lower base are poured by using a mold, an intercepting steel wire mesh is embedded in the lower base in advance during pouring, and the lower base is used for standby after pouring is finished and demolding is carried out;

s2, placing a lower base: set up the road groove according to dimensional requirement in road both sides, the road groove sets up along the road edge, will descend the base to place along the road groove, and inlay on two adjacent lower base terminal surfaces and establish the piece and insert and establish the inslot that inlays on another lower base terminal surface, and the gap intussuseption between two adjacent lower bases fills cement mortar.

S3, mounting an upper cover block: the intercepting steel wire meshes of the upper cover block are smoothed out, then the two sides, located on the two sides of the limiting plate, of the intercepting steel wire meshes are vertically folded upwards to form flanges, the distance between the two flanges is larger than the distance between the two intercepting grooves, then the limiting grooves in the bottom surface of the upper cover block are aligned with the limiting posts on the lower base, the upper cover block is covered on the lower base, the limiting blocks penetrate through the limiting grooves, and the two flanges are respectively clamped in the two intercepting grooves.

Through adopting above-mentioned technical scheme, it is easier to pour upper cover piece and lower base compare in a whole curb body. After the upper cover block and the lower base are poured, the lower base is paved, and then the upper cover block is covered on the lower base. After the flanging of the intercepting steel wire mesh is folded, the intercepting steel wire mesh can be more easily embedded in the intercepting groove when the upper cover block is covered on the lower base; meanwhile, the turned edge for intercepting the steel wire mesh faces upwards, sundries such as blades can be effectively intercepted, and the sundries can be blocked by the turned edge when the upper cover block is taken down by workers by using articles such as crowbars and the like, so that the phenomenon that the sundries slide off the steel wire mesh is not easy to occur.

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

1. the drainage efficiency of the asphalt pavement can be improved, and the asphalt pavement is not easy to crack and loosen due to long-time soaking by accumulated water;

2. on the premise of ensuring the drainage speed, the water outlet can not be easily blocked by sundries caused by water flow in the water diversion through groove.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is an assembly schematic of the upper cover block hel lower base.

Fig. 3 is a schematic cross-sectional view of a kerb body.

Fig. 4 is a schematic view of the body of the kerb as it is laid on the road.

In the figure, 1, a kerbstone body; 11. an end face; 12. water inlet surface; 13. an overflow surface; 14. embedding a block; 15. embedding a groove; 2. a lower base; 21. a base; 22. a boulder block; 23. a water diversion through groove; 3. an upper cover block; 4. a water inlet groove; 5. a buffer tank; 51. a limiting plate; 52. intercepting a steel wire mesh; 53. a interception groove; 6. an overflow tank; 7. a limiting column; 71. a limiting groove; 8. and (6) a road groove.

Detailed Description

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

Referring to fig. 1, the kerbstone for the assembled self-draining asphalt pavement disclosed by the invention comprises a long strip-shaped kerbstone body 1, wherein the kerbstone body 1 is arranged along the edge of a road. The side at 1 both ends of curb body is terminal surface 11, and the side that curb body 1 is close to road center is intake face 12. The kerbstone body 1 comprises a lower base 2 and an upper cover block 3 clamped on the lower base 2.

Referring to fig. 2 and 3, the lower base 2 includes a base 21 and a foundation stone block 22, the foundation stone block 22 is integrally formed on the top surface of the base 21, and the foundation stone block 22 is located on the side of the base 21 away from the center of the road, and the length of the foundation stone block 22 is equal to the length of the base 21. The lateral surface of the foundation stone block 22 close to the center of the road is the overflow surface 13, the end surface 11 (shown in fig. 1) of the lower base 2 is provided with a water guiding through groove 23, and the water guiding through groove 23 is positioned on one side of the overflow surface 13 far away from the center of the road. The cross section of the water diversion through groove 23 is square, one side of the cross section of the water diversion through groove 23 is superposed with the overflow surface 13, and the bottom surface of the water diversion through groove 23 is lower than the top surface of the base 21. Still seted up down intake antrum 4, buffer tank 5 and underflow basin 6 on the top surface of base 21, lower intake antrum 4, buffer tank 5 and underflow basin 6 all are located the one side that the overflow face 13 is close to road center, have seted up upper water inlet tank 4 and upper overflow tank 6 on the bottom surface of upper cover piece 3. When the upper cover block 3 covers the lower base 2, the upper water inlet tank 4 and the lower water inlet tank 4 on the bottom surface of the upper cover block 3 are spliced to form the water inlet tank 4, the upper overflow tank 6 and the lower overflow tank 6 are spliced to form the overflow tank 6, and the water inlet tank 4, the overflow tank 6 and the buffer tank 5 are called as a water inlet. One end of the overflow groove 6 is overlapped with the overflow surface 13, the other end of the overflow groove 6 is connected with the buffer groove 5, the water inlet groove 4 is positioned on one side of the buffer groove 5 close to the water inlet surface 12, one end of the water inlet groove 4 is connected with the buffer groove 5, and the other end of the water inlet groove is connected with the water inlet surface 12. The end of the water inlet groove 4 connected with the water inlet surface 12 and the end of the water overflow groove 6 connected with the water overflow surface 13 are both higher than the buffer groove 5, and the end of the water inlet groove 4 connected with the water inlet surface 12 is higher than the end of the water overflow groove 6 connected with the water overflow surface 13. The distance between the two ends of the water inlet groove 4, the overflow groove 6 and the buffer groove 5 is smaller than the distance between the two end faces 11 of the kerb body 1. The limiting column 7 is vertically arranged on the top surface of the base 21 in an integrated mode, the limiting groove 71 is formed in the bottom surface of the upper cover block 3, and one limiting column 7 and one limiting groove 71 are arranged between the two ends of the water inlet groove 4 and the two end faces 11 of the kerbstone. And when the upper cover block 3 is covered on the lower base 2, the limit column 7 is arranged in the limit groove 71 in a penetrating way. When the upper cover block 3 covers the lower base 2, the upper cover block 3 is arranged in the limiting groove 71 in a penetrating mode through the limiting column 7, so that the upper cover block 3 is conveniently covered on the lower base 2, the upper cover block 3 is positioned, the upper cover block 3 is not easy to slide on the lower base 2, and the structure is more stable.

Referring to fig. 2 and 3, a stopper plate 51 is integrally formed on the bottom surface of the upper cover block 3, the stopper plate 51 being parallel to the water inlet surface 12 (shown in fig. 1), the stopper plate 51 being positioned between the upper water inlet tank 4 and the lower water inlet tank 4. When the upper cover block 3 is covered on the lower base 2, the limit plate 51 is inserted in the buffer groove 5, and gaps are respectively arranged between the limit plate 51 and the side surface of the buffer groove 5 close to the water inlet surface 12, the side surface close to the water overflow surface 13 and the bottom surface of the buffer groove 5. The intercepting steel wire meshes 52 are embedded in the limiting plate 51, the intercepting steel wires are horizontally arranged, and when the intercepting steel wire meshes 52 are unfolded, the distance between two sides of the intercepting steel wire meshes 52 on two sides of the limiting plate 51 is greater than the distance between the side face of the buffer tank 5 close to the water inlet face 12 (shown in fig. 1) and the side face close to the water overflow face 13. The side surface of the buffer groove 5 close to the water inlet surface 12 and the side surface far away from the water inlet surface 12 are both provided with horizontally arranged interception grooves 53, and when the upper cover block 3 is covered on the lower base 2, two sides of the interception steel wire mesh 52 positioned at two sides of the limiting plate 51 are respectively embedded in the two interception grooves 53. The two sides of the intercepting steel wire meshes 52 positioned at the two sides of the limiting plate 51 are respectively embedded in the two intercepting grooves 53, so that the phenomenon that the upper cover block 3 slides out of the lower base 2 due to error collision is not easy to occur, and the structure is more stable.

Referring to fig. 1 and 2, an embedding block 14 is integrally formed on the end face 11 of one end of the lower base 2, the embedding block 14 is square, an embedding groove 15 is formed in the end face 11 of the other end of the lower base 2, and when two adjacent curb bodies 1 are spliced with each other, the embedding block 14 is inserted into the embedding groove 15. In a kerb body 1, water-guiding through grooves 23 open on the side of the embedding block 14 remote from the end face 11 and on the bottom of the embedding groove 15. Can establish groove 15 pegs graft together through inlaying between two adjacent curb body 1 and establishing the piece 14 and inlaying, be convenient for fix a position on the one hand, on the other hand can be when connecting two adjacent curb through cement mortar, will inlay the piece 14 in advance and inlay and establish groove 15 pegs graft together, later pour into the difficult infiltration of cement mortar of two curb body 1 and lead to the inslot 23 of diversion, reduce the probability that the diversion leads to the groove 23 of cement mortar jam appears.

The inlet channel 4 has been seted up on the intake surface 12 of curb, when the ponding phenomenon appears on the road surface, ponding on the road surface can follow the inlet channel 4 and flow into under leading water groove 23, later under leading water groove 23's the guide to the sump pit department. Because both sides of a whole road are provided with the curb, the efficiency of its drainage is very high, is difficult for appearing the phenomenon of surface gathered water. And after debris such as blade flowed into inlet channel 4 under the drive of rivers, most debris can be located limiting plate 51 and keep away from one side of leading to water groove 23, are intercepted under the effect of interception wire net 52, make dashpot 5 can be stopped up by easier jam to the phenomenon that debris such as blade fell into leading to water groove 23 through dashpot 5 is reduced to appear. And the water inlet through groove is formed in the water inlet surface 12 of each kerbstone body 1, so that the drainage efficiency is effectively improved, and the buffer grooves 5 in a small part of the kerbstones are blocked and the drainage efficiency of the kerbstone body 1 cannot be obviously reduced. After the rain stops, the worker can take down the upper cover block 3, so that sundries such as blades can be conveniently taken out by the intercepting steel wire meshes 52 on the limiting plates 51, the sundries can be conveniently removed by the worker, and the construction efficiency of the worker is effectively improved. The whole structure can ensure that the water outlet is not easy to be blocked by sundries caused by water flow in the water diversion through groove 23 on the premise of ensuring the water drainage speed.

Referring to fig. 3 and 4, a method for constructing a kerb of an assembled self-draining asphalt pavement includes the steps of:

s1, preparing the curb body 1: pouring the upper cover block 3 and the lower base 2 by using a mold, embedding the interception steel wire mesh 52 in the lower base 2 during pouring, and demolding for later use after pouring is finished;

s2, placing the lower base 2: set up road groove 8 according to size requirement in the road both sides, road groove 8 sets up along the road edge, places lower base 2 along road groove 8, and inlays on two adjacent lower base 2 terminal surfaces 11 and establishes 14 and insert and establish 15 in inlaying on another lower base 2 terminal surface 11, and the gap between two adjacent lower bases 2 is filled with cement mortar.

S3, mounting the upper cover block 3: the intercepting steel wire meshes 52 of the upper cover block 3 are smoothed out, then the two sides, located on the two sides of the limiting plate 51, of the intercepting steel wire meshes 52 are vertically folded upwards to form flanges, the distance between the two flanges is larger than the distance between the two intercepting grooves 53, then the limiting groove 71 on the bottom surface of the upper cover block 3 is aligned with the limiting column 7 on the lower base 2, the upper cover block 3 is covered on the lower base 2, the limiting position penetrates through the limiting groove 71, and the two flanges are respectively clamped in the two intercepting grooves 53.

During construction, the upper cover block 3 and the lower base 2 are easier to pour than the whole curb body 1. After the upper cover block 3 and the lower base 2 are poured, the lower base 2 is laid firstly, and then the upper cover block 3 is covered on the lower base 2. After the flanging of the intercepting steel wire mesh 52 is folded, the intercepting steel wire mesh 52 can be more easily embedded in the intercepting groove 53 when the upper cover block 3 is covered on the lower base 2; meanwhile, the turned edge of the intercepting steel wire mesh 52 faces upwards, so that sundries such as blades can be effectively intercepted, and can be blocked by the turned edge when a worker subsequently takes off the upper cover block 3 by using articles such as crowbars, and the phenomenon that the sundries slide off the intercepting steel wire mesh 52 is not easy to occur.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides an assembled is from curb of drainage bituminous paving, is terminal surface (11) including setting up curb body (1) at road edge, the side at curb body (1) both ends, and curb body (1) is close to the side of road and is intake face (12), its characterized in that: the terminal surface (11) of curb body (1) on seted up the diversion and led to groove (23), the both ends that the diversion led to the groove (23) coincide with terminal surface (11) at curb body (1) both ends respectively, the water inlet has been seted up on the face of intaking (12) of curb body (1), the water inlet leads to groove (23) with the diversion and is connected, the one end that the water inlet is connected with face of intaking (12) is higher than the one end that the water inlet leads to groove (23) to be connected with the diversion, the one end that the water inlet is connected with face of intaking (12) highly equals with road surface, the diversion that leads to on two blocks of curb bodies of mutual amalgamation leads to groove (23) intercommunication.

2. The kerb of fabricated self-draining asphalt pavement according to claim 1, wherein: the water inlet divide into intake antrum (4), overflow tank (6) and dashpot (5), dashpot (5) set up and lead to one side that groove (23) are close to water inlet face (12) in the diversion, and highly be less than diversion of dashpot (5) and lead to groove (23), the one end and the water inlet face (12) of intake antrum (4) are connected, and the other end is connected with dashpot (5), the one end and the dashpot (5) of overflow tank (6) are connected the other end and are led to groove (23) with the diversion and be connected, the fixed division board that is provided with on the top surface of dashpot (5) inboard, both ends respectively with terminal surface (11) fixed connection at dashpot (5) both ends about the division board, and separate between the bottom surface of division board and the bottom surface of dashpot (5) and have the space.

3. The kerb of fabricated self-draining asphalt pavement according to claim 2, wherein: the kerbstone comprises a kerbstone body (1) which is divided into a lower base (2) and an upper cover block (3), wherein the lower base (2) comprises a base (21) and a base stone block (22), the base stone block (22) is fixedly arranged on the top surface of the lower base (2) and is positioned on one side of the kerbstone body (1) far away from the center of a road, the upper cover block (3) is arranged on one side of the base stone block (22) close to the center of the road, a water diversion through groove (23) is formed in the base stone block (22), one side of the water diversion through groove (23) coincides with the side surface of the upper cover block (3) in a laminating manner, a lower water inlet groove (4) and an underflow water groove (6) are formed in the top surface of the base (21), the buffer groove (5) is formed in the top surface of the base (21), one end of the water inlet surface (12) of the lower water inlet groove (4) coincides with the other end of the buffer groove (5), and one end of, the other end is connected with a water diversion through groove (23), an upper water inlet groove (4) matched with the lower water inlet groove (4) and an upper overflow groove (6) matched with the lower water inlet groove (6) are formed in the bottom surface of the upper cover block (3), the lower water inlet groove (4) is spliced with the upper water inlet groove (4) to form the water inlet groove (4), and the lower water inlet groove (6) is spliced with the upper overflow groove (6) to form the overflow groove (6).

4. A kerb for a fabricated self-draining asphalt pavement according to claim 3, wherein: the bottom surface of upper cover piece (3) on fixed limiting plate (51) that is provided with, and upper cover piece (3) lid establishes under on base (2) when, limiting plate (51) are inserted and are established in dashpot (5), all separate between limiting plate (51) and dashpot (5) the side that is close to into water face (12), the side of keeping away from into water face (12) and the bottom surface of dashpot (5) and have the space.

5. The kerb of a fabricated self-draining asphalt pavement according to claim 4, wherein: limiting plate (51) on bury underground and have interception wire net (52), interception wire net (52) perpendicular to limiting plate (51), and interception wire net (52) wherein relative both sides are located the both sides of limiting plate (51) respectively, interception groove (53) have all been seted up on the side of buffer slot (5) near water inlet face (12) and the side of keeping away from water inlet face (12), interception groove (53) level sets up, when upper cover piece (3) lid was established on lower base (2), interception wire net (52) were located the both sides of limiting plate (51) and are inlayed respectively and establish in two interception grooves (53).

6. The kerb of a fabricated self-draining asphalt pavement according to claim 5, wherein: the top surface of base (21) on fixed be provided with spacing post (7) of vertical setting, seted up spacing groove (71) on the bottom surface of upper cover piece (3), when upper cover piece (3) lid was established on base (2) down, spacing post (7) were worn to establish in spacing groove (71).

7. A kerb for a fabricated self-draining asphalt pavement according to claim 3, wherein: the fixed establishing piece (14) of inlaying that is provided with on terminal surface (11) of lower base (2) one side, seted up on terminal surface (11) of the other end and inlayed and establish groove (15), inlay and establish piece (14) and set up along the edge of leading water through groove (23), when two adjacent curb bodies (1) splice each other, inlay and establish piece (14) and insert and establish in groove (15) are established to the inlaying.

8. A construction method of a curb of an assembly type self-drainage asphalt pavement is characterized by comprising the following steps: the method comprises the following steps:

s1, preparing a curb body (1): an upper cover block (3) and a lower base (2) are poured by using a mold, an intercepting steel wire mesh (52) is embedded in the lower base (2) in advance when the lower base is poured, and the upper cover block and the lower base are used for standby after pouring is finished and demolding is carried out;

s2, placing the lower base (2): set up road groove (8) according to the size requirement in the road both sides, road groove (8) set up along the road edge, place lower base (2) along road groove (8), and inlay on two adjacent lower base (2) terminal surface (11) establish piece (14) insert establish on another lower base (2) terminal surface (11) inlay establish groove (15) in, the gap intussuseption between two adjacent lower base (2) fills cement mortar.

S3, mounting an upper cover block (3): the intercepting steel wire meshes (52) of the upper cover block (3) are smoothed out, then two sides, located on two sides of the limiting plate (51), of the intercepting steel wire meshes (52) are vertically folded upwards to form flanges, the distance between the two flanges is larger than the distance between the two intercepting grooves (53), then the limiting groove (71) in the bottom surface of the upper cover block (3) is aligned with the limiting column (7) on the lower base (2), the upper cover block (3) is covered on the lower base (2), the limiting block penetrates through the limiting groove (71), and the two flanges are respectively clamped in the two intercepting grooves (53).