阅读说明：本技术 一种防结冰的路面结构及其施工工艺 (Anti-icing pavement structure and construction process thereof ) 是由 赵凤华 冯坤昌 王斌 路军 叶根龙 王冲 王云 郭武松 郎艳菊 刘亚范 陈鹏 于 2021-09-28 设计创作，主要内容包括：本申请公开了一种防结冰的路面结构及其施工工艺,涉及道路建设工程的领域,其包括路面层和垫层,所述路面层位于垫层上方,所述路面层和垫层固定连接,所述路面层上开设有排水槽,所述排水槽设置有多个,多个所述排水槽沿路面层的宽度方向间隔设置,单个所述排水槽内开设有多个排水孔,所述排水孔沿排水槽的长度方向间隔设置,所述排水孔处设置有排水管,所述排水管和垫层固定连接,所述排水槽侧壁还设置有加热剂板,所述加热剂板和路面层可拆卸连接。本申请能够降低车辆碰撞事故发生的可能性。(The application discloses anti-icing road surface structure and construction process thereof relates to road construction engineering's field, and it includes road surface layer and bed course, the road surface layer is located the bed course top, road surface layer and bed course fixed connection, the last water drainage tank of having seted up of road surface layer, water drainage tank is provided with a plurality ofly, and is a plurality of water drainage tank sets up along the width direction interval of road surface layer, singly a plurality of wash ports have been seted up in the water drainage tank, the wash port sets up along the length direction interval of water drainage tank, water drainage port department is provided with the drain pipe, drain pipe and bed course fixed connection, the water drainage tank lateral wall still is provided with the heating agent board, the connection can be dismantled with the road surface layer to the heating agent board. The method and the device can reduce the possibility of vehicle collision accidents.)

1. The utility model provides an anti-icing road surface structure, includes road surface layer (1) and bed course (2), road surface layer (1) is located bed course (2) top, road surface layer (1) and bed course (2) fixed connection, its characterized in that: the pavement layer (1) is provided with a plurality of drainage grooves (11), the drainage grooves (11) are arranged in a plurality of and a plurality of the drainage grooves (11) are arranged at intervals along the width direction of the pavement layer (1), and are single, a plurality of drainage holes (21) are arranged in the drainage grooves (11), the drainage holes (21) are arranged at intervals along the length direction of the drainage grooves (11), drainage pipes (3) are arranged at the positions of the drainage holes (21), the drainage pipes (3) are fixedly connected with a cushion layer (2), the side wall of the drainage grooves (11) is further provided with a heating agent plate (4), and the heating agent plate (4) is detachably connected with the pavement layer (1).

2. An ice protection pavement structure as claimed in claim 1, wherein: heating agent board (4) are provided with a plurality ofly, and are a plurality of heating agent board (4) set up along the length direction interval of water drainage tank (11), the length of heating agent board (4) is less than or equal to 1 m.

3. An ice protection pavement structure as claimed in claim 2, wherein: pavement layer (1) still is provided with maintenance groove (12), maintenance groove (12) set up along the length direction interval of water drainage tank (11), the width of maintenance groove (12) is greater than the width of water drainage tank (11).

4. An ice protection pavement structure as claimed in claim 3, wherein: be provided with card strip (5) in water drainage tank (11), card strip (5) and surface course (1) fixed connection, card strip (5) and heating agent board (4) laminating, one side that card strip (5) are close to heating agent board (4) is provided with constant head tank (51), connection can be dismantled in heating agent board (4) and constant head tank (51).

5. An ice protection pavement structure as claimed in claim 2, wherein: be provided with spacing (6) between heating agent board (4) and adjacent heating agent board (4), spacing (6) are provided with a plurality ofly, and are a plurality of spacing (6) set up along the length direction interval of water drainage tank (11), spacing (6) and pavement layer (1) fixed connection.

6. An ice protection pavement structure as claimed in claim 1, wherein: the metal mesh (7) is arranged on the outer side of the heating agent plate (4), and the metal mesh (7) is distributed on the peripheral side of the heating agent plate (4).

7. An ice protection pavement structure as claimed in claim 1, wherein: the road surface layer (1) top is provided with filter screen (8), filter screen (8) and road surface layer (1) top can be dismantled and be connected.

8. A process for constructing an anti-icing pavement structure according to any of claims 1 to 7, characterized in that: the method comprises the following steps:

s1, placing the drain pipe (3) firstly, then laying the cushion layer (2), flattening the cushion layer (2), and placing a pouring mold on the top of the cushion layer (2);

s2, pouring a pavement layer (1) above the cushion layer (2), detaching the pouring mold after the pavement layer (1) is solidified, and forming a drainage channel (11) after the pouring mold is detached;

s3, placing the heating agent board (4) on the side wall of the pavement layer (1), attaching the heating agent board (4) to the side wall of the drainage groove (11), and fixing the heating agent board (4).

Technical Field

The application relates to the field of road construction engineering, in particular to an anti-icing pavement structure and a construction process thereof.

Background

Roads are used for communicating one place with another, and can be divided into expressways, first-level roads, second-level roads, third-level roads and the like according to the use tasks and functions of the roads, and the construction of the roads is closely related to the development of social economy.

In the related art, a road surface structure is disclosed, in the cold north, snow can fall in winter, the road surface is gradually covered by snow, the snow melts gradually to form water, the water can freeze in the cold condition, and the ice can be coated on the road surface.

In view of the above-mentioned related art, the inventor believes that the occurrence of ice coating on the road surface in the related art may increase the braking distance of a vehicle normally running on the road, and the handling property is deteriorated, so that a collision accident may be easily caused.

Disclosure of Invention

In order to reduce the possibility of vehicle collision accidents, the application provides an anti-icing pavement structure and a construction process thereof.

On the one hand, the technical scheme that the anti-icing road surface structure that this application provided adopts as follows:

the utility model provides an anti-icing road surface structure, includes road surface layer and bed course, the road surface layer is located the bed course top, road surface layer and bed course fixed connection, the last water drainage tank of having seted up of road surface layer, water drainage tank is provided with a plurality ofly, and is a plurality of water drainage tank sets up along the width direction interval of road surface layer, singly set up a plurality of wash ports in the water drainage tank, the wash port sets up along the length direction interval of water drainage tank, water drainage port department is provided with the drain pipe, drain pipe and bed course fixed connection, the drain tank lateral wall still is provided with the heating agent board, the connection can be dismantled with the road surface layer to the heating agent board.

Through adopting above-mentioned technical scheme, the snowflake drops when the pavement layer top, it is higher when ambient temperature, snowflake on the pavement layer melts the back and can become the snow water, the snow water flows to drain pipe department through the drain hole, the snow water leaves the water drainage tank through the drain hole, when ambient temperature is lower, snowflake on the road surface melts speed slower, snowflake and laminating of heating agent board, can soak the heating agent board gradually when the snowflake melts, the heating agent board is soaked the back and is generated heat, the temperature of pavement layer department rises under the effect of heating agent board temperature, the temperature increase on water drainage tank and the pavement layer, snow in pavement layer and the water drainage tank evaporates gradually, reduce the snowflake and slowly melt the possibility that leads to freezing, reduce and freeze the possibility that leads to the collision accident to take place.

Optionally, the heating agent board is provided with a plurality ofly, and is a plurality of the heating agent board sets up along the length direction interval of water drainage tank, the length of heating agent board is less than or equal to 1 m.

By adopting the technical scheme, the length of the heating agent plate is less than or equal to 1m, so that the labor intensity of operators for replacing the heating agent plate can be reduced, the convenience for replacing the heating agent plate by constructors is improved, and the anti-freezing effect of the heating agent plate on a pavement layer is improved.

Optionally, the pavement layer still is provided with the maintenance groove, the maintenance groove sets up along the length direction interval of water drainage tank, the width of maintenance groove is greater than the width of water drainage tank.

Through adopting above-mentioned technical scheme, operating personnel can conveniently dismantle the heating agent board that the heating effect reduces through overhauing the groove, reduces the possibility that leads to the frostproofing effect of surface course to reduce after the heating agent board effect variation, improves operating personnel and changes the convenience of heating agent board.

Optionally, be provided with the card strip in the water drainage tank, card strip and pavement layer fixed connection, card strip and heating agent board laminating, the card strip is provided with the constant head tank near one side of heating agent board, the connection can be dismantled to heating agent board and constant head tank.

Through adopting above-mentioned technical scheme, when placing the heating agent board in the water drainage tank, fix the heating agent board in the water drainage tank through the constant head tank, reduce the heating agent board and take place slope or gliding possibility, reduce the possibility that the heating agent board is soaked by the rainwater and leads to the inefficacy, improve the frostproofing effect of heating agent board to the road surface layer.

Optionally, be provided with spacing between heating agent board and the adjacent heating agent board, spacing is provided with a plurality ofly, and is a plurality of spacing sets up along the length direction interval of water drainage tank, spacing and pavement layer fixed connection.

Through adopting above-mentioned technical scheme, carry out the separation through spacing between heating agent board and the adjacent heating agent board, after arbitrary heating agent board is soaked at the rainwater, spacing with heating agent board and adjacent heating agent board separation, reduce the possibility that adjacent heating agent board was soaked to the heating agent board, reduce the possibility that heating agent board became invalid.

Optionally, a metal mesh is arranged on the outer side of the heating agent plate, and the metal mesh is distributed on the peripheral side of the heating agent plate.

Through adopting above-mentioned technical scheme, metal mesh can increase the holistic integrality of heating agent board, reduces the long-time use of heating agent board and takes place damaged possibility, makes things convenient for metal mesh to protect the heating agent board, improves the convenience that operating personnel changed the heating agent board.

Optionally, the pavement layer top is provided with the filter screen, the filter screen with the pavement layer top can dismantle the connection.

Through adopting above-mentioned technical scheme, set up the filter screen at the pavement layer top, the filter screen can reduce the possibility of impurity with the drain pipe shutoff in the impurity separation in the air in the outside of water drainage tank, makes things convenient for behind the snow gets into the water drainage tank with the possibility that the heating agent board wets, makes things convenient for the snow laminating in heating agent board and the water drainage tank to improve the reliability that the snow on heating agent board surface carried out the clearance.

On the other hand, the application discloses a construction process of a pavement structure, which comprises the following steps:

s1, firstly placing a drain pipe, then laying a cushion layer, flattening the cushion layer, and placing a pouring mold on the top of the cushion layer;

s2, pouring a pavement layer above the cushion layer, detaching the pouring mold after the pavement layer is solidified, and forming a drainage channel after the pouring mold is detached;

s3, placing the heating agent plate on the side wall of the pavement layer, attaching the heating agent plate to the side wall of the drainage groove, and fixing the heating agent plate.

Through adopting above-mentioned technical scheme, through setting up the drain pipe on the bed course earlier, later with the pavement layer setting on the bed course, when snow drops into the water drainage tank in, snow piles up gradually and towards heating agent board one side landing, the snow is lubricated to soak the heating agent board, the heating agent board produces the heat after soaking, snow on the pavement layer is melted by the heat that the heating agent board produced to make things convenient for snow to melt fast and leave the water drainage tank through the wash port, reduce the frozen possibility in pavement layer top.

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

1. the drainage grooves are formed in the road surface layer, the drainage holes are formed in the bottom of the drainage grooves, the drainage pipes are arranged at the drainage holes, when snow is accumulated on the road surface layer, the snow is slowly melted due to low external temperature, water is generated after the snow is gradually melted and flows to the heating agent plate, the heating agent plate is soaked, the heating agent plate generates heat after being soaked, the generated heat accelerates lubrication of the snow, and the snow leaves the drainage grooves from the drainage pipes after being lubricated, so that the possibility of vehicle collision accidents is reduced;

2. the heating agent plates are arranged in a plurality of numbers, the length of each heating agent plate is less than 1m, the heating agent plates are convenient to separate from the side wall of the drainage groove, the convenience of disassembling the heating agent plates by operators is improved, the labor intensity of replacing the heating agent plates by the operators is reduced, and the anti-freezing effect of the heating agent plates on the pavement layer is improved;

3. set up the card strip between water drainage tank and the heating agent board, the constant head tank that sets up on heating agent board and the road surface layer through the draw-in groove is fixed, improves the reliability that card strip and heating agent board are fixed, makes things convenient for the separation of heating agent board and card strip, improves the convenience of changing the heating agent board.

Drawings

Fig. 1 is a schematic structural view of an anti-icing road surface structure according to an embodiment of the present application.

Fig. 2 is a perspective cross-sectional view of an ice protection pavement structure according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a hidden screen of an anti-icing road surface structure for showing a single drainage groove according to an embodiment of the present application.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. a pavement layer; 11. a water discharge tank; 12. a maintenance groove; 2. a cushion layer; 21. a drain hole; 3. a drain pipe; 4. a heating agent plate; 5. clamping the strip; 51. positioning a groove; 6. a limiting strip; 7. a metal mesh sheet; 8. and (5) filtering by using a filter screen.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses anti-icing road surface structure. Referring to fig. 1 and 2, the anti-icing pavement structure includes a pavement layer 1 and a cushion layer 2, the pavement layer 1 is located above the cushion layer 2, the pavement layer 1 and the cushion layer 2 are formed by pouring, a drainage channel 11 is formed on the pavement layer 1, the cross section of the drainage channel 11 is trapezoidal or inverted T-shaped, in this embodiment, the cross section of the drainage channel 11 is inverted T-shaped, the drainage channel 11 is arranged along the length direction of the pavement layer 1, two drainage channels 11 are arranged, and the two drainage channels 11 are arranged at intervals along the width direction of the pavement layer 1; the bottom wall of each drainage groove 11 is set to be V-shaped, a plurality of drainage holes 21 are formed in the drainage groove 11, the drainage holes 21 are arranged at intervals along the length direction of the drainage groove 11, the drainage groove 11 inclines towards one side of the drainage hole 21, a drainage pipe 3 is arranged at each drainage hole 21, the drainage pipe 3 can be made of metal materials, the drainage pipe 3 can also be made of plastic materials, in the embodiment, the drainage pipe 3 is made of plastic, the drainage pipe 3 is embedded in the cushion layer 2, one end of the drainage pipe 3 is communicated with the drainage groove 11, and the other end of the drainage pipe 3 is communicated towards the side wall of the cushion layer 2; heating agent board 4 has still been placed to 11 lateral walls of water drainage tank, and heating agent board 4 has the crude stone ash board of cotton for the outside cladding, and 4 vertical settings of heating agent board, heating agent board 4 and 11 lateral walls of water drainage tank can dismantle the connection.

When snow falls from the outside, the snow falls towards the top of the pavement layer 1, when the temperature of the outside environment is higher, the snow on the pavement layer 1 is melted and then changed into snow water, the snow water passes through the drainage groove 11 and flows towards one side of the drainage pipe 3, the snow water flows towards the drainage pipe 3 through the drainage hole 21, the snow water leaves the inside of the drainage groove 11 along the drainage pipe 3, when the outside temperature is lower, the melting speed of the snow on the pavement layer 1 is lower, the snow is gradually accumulated in the drainage groove 11, the snow is gradually attached to the heating agent plate 4 after being accumulated, the snow is gradually melted, the heating agent plate 4 is gradually soaked when the snow is melted, the heating agent plate 4 is heated after being soaked, the temperature of the pavement layer 1 is increased under the action of the heating agent plate 4, the temperatures of the drainage groove 11 and the snow on the pavement layer 1 are increased, the snow in the pavement layer 1 and the drainage groove 11 is gradually melted and evaporated, the snow is melted and flows towards the drainage pipe 3, snow water leaves the drainage channel 11 through the drainage pipe 3, so that the possibility of freezing the pavement layer 1 caused by slow melting of snow flakes is reduced, and the possibility of vehicle collision accidents caused by freezing is reduced.

Referring to fig. 1 and 2, in order to reduce the possibility that the drain pipe 3 is blocked by accumulated snow, a filter screen 8 is arranged at the top of the drain tank 11, the filter screen 8 is horizontally placed, and the filter screen 8 is clamped and fixed with the top of the drain tank 11; the heating agent plates 4 are long strips, the heating agent plates 4 are arranged in a plurality, the length of each heating agent plate 4 is less than or equal to 1m, in the embodiment, the length of each heating agent plate 4 is equal to 1m, and the heating agent plates 4 are arranged at intervals along the length direction of the drainage groove 11; be provided with spacing 6 between heating agent board 4 and the adjacent heating agent board 4, spacing 6's cross sectional shape is right trapezoid, and spacing 6 is located water drainage tank 11, and the shaping is pour to spacing 6 and water drainage tank 11 lateral wall, and spacing 6 is provided with a plurality ofly, and a plurality of spacing 6 sets up along the length direction interval of water drainage tank 11, and heating agent board 4 is located between two adjacent spacing 6.

When the accumulated snow falls towards one side of the drainage groove 11, the filter screen 8 blocks large solid impurities outside the drainage groove 11, the accumulated snow passes through the filter screen 8 and moves towards the bottom of the drainage groove 11, the accumulated snow is gradually accumulated in the drainage groove 11, the accumulated snow is attached towards one side of the heating agent plate 4, part of the accumulated snow is melted and then becomes snow water, the snow water soaks the heating agent plate 4, the heating agent plate 4 reacts with the snow water after being soaked to generate heat, the heat generated by the heating agent plate 4 melts the accumulated snow at the tops of the drainage groove 11 and the pavement layer 1, so that the possibility of icing caused by the accumulated snow on the pavement layer 1 is reduced, and the driving safety of vehicles on the pavement layer 1 is improved; after heating agent board 4 became invalid, operating personnel dismantled the filter plate earlier, and water drainage tank 11 and external intercommunication, operating personnel took out heating agent board 4 from water drainage tank 11's lateral wall department, and the heating agent board 4 and the water drainage tank 11 separation that became invalid, and adjacent heating agent board 4 is restricted in spacing 6 departments, makes things convenient for the convenience of heating agent board 4 installation.

Referring to fig. 3 and 4, in order to improve the installation reliability of the heating agent plate 4, the top of the drainage groove 11 is provided with a plurality of maintenance grooves 12, the maintenance grooves 12 are arranged at intervals along the length direction of the drainage groove 11, the width of the maintenance groove 12 is larger than that of the drainage groove 11, and the maintenance grooves 12 and the drainage groove 11 are communicated; the side wall of the drainage channel 11 is further provided with a clamping strip 5, the clamping strip 5 is made of a flexible material, such as rubber or sponge, in the embodiment, the clamping strip 5 is made of a rubber material, the clamping strip 5 is horizontally arranged, the clamping strip 5 is embedded in the bottom wall of the drainage channel 11, the clamping strip 5 and the side wall of the drainage channel 11 are formed in a pouring mode, the top of the clamping strip 5 is provided with a positioning groove 51, the positioning groove 51 is formed in the length direction of the drainage channel 11, the heating agent plate 4 is located at the positioning groove 51, the heating agent plate 4 extends into the positioning groove 51, the clamping strip 5 is attached to the heating agent plate 4, and the heating agent plate 4 is elastically clamped with the clamping strip 5; the metal meshes 7 are arranged on the outer side of the heating agent plate 4, the number of the metal meshes 7 is two, the heating agent plate 4 is arranged between the two metal meshes 7, and the two metal meshes 7 are welded and fixed. When the heating agent board 4 that became invalid needs to be changed, operating personnel passed the inspection groove 12 with the hand and stretched into water drainage tank 11 department, operating personnel seized heating agent board 4, operating personnel rotated heating agent board 4, heating agent board 4 breaks away from constant head tank 51, the heating agent board 4 that became invalid and water drainage tank 11 separation, metal mesh 7 is used for reducing the possibility that heating agent board 4 took place to break, put into constant head tank 51 with new heating agent board 4, heating agent board 4 is fixed in card strip 5 department, improve the frostproofing effect of heating agent board 4 to pavement layer 1, reduce the possibility that the vehicle took place the collision accident.

The implementation principle of an anti-icing road surface structure of the embodiment of the application is as follows: when snow falls outside and the snow melts slowly due to low outside temperature, the snow passes through a filter screen 8 arranged on the pavement layer 1 and reaches the bottom wall of the drainage groove 11, the snow is accumulated at the bottom wall of the drainage groove 11, the snow melts slowly to wet the heating agent plate 4, the heating agent plate 4 generates heat after being wetted, the heat generated by the heating agent plate 4 improves the temperature of the drainage groove 11 and the pavement layer 1, the snow melts due to the rise of the temperature at the drainage groove 11 of the pavement layer 1, snow water generated by the melting of the snow leaves the inner wall of the drainage groove 11 through the drainage pipe 3, the snow at the pavement layer 1 is reduced, and the possibility of freezing at the pavement layer 1 is reduced; when heating agent board 4 became invalid, operating personnel dismantled filter screen 8 earlier, water drainage tank 11 and external intercommunication, operating personnel stretched into water drainage tank 11 inside through overhauing groove 12 with the hand, rotate heating agent board 4, heating agent board 4 and constant head tank 51 separation, the heating agent board 4 of inefficacy is taken out from card strip 5, metal mesh 7 protects the outside of heating agent board 4, place new heating agent board 4 in constant head tank 51 department, new heating agent board 4 and card strip 5 elasticity block, heating agent board 4 is fixed in water drainage tank 11 lateral wall department, install filter screen 8 at water drainage tank 11's top, the completion is changed to heating agent board 4.

On the other hand, the embodiment of the application also discloses a construction process of the anti-icing pavement structure, which comprises the following steps:

s1, cleaning the bulges on the original road layer, compacting the original road layer, leveling the original road layer, then spacing the drain pipes 3 along the length direction of the original road layer, primarily fixing the drain pipes 3 on the surface of the original road layer, pouring the cushion layer 2 at the top of the original road layer, gradually embedding the drain pipes 3 in the cushion layer 2, leveling the top of the cushion layer 2, and placing a pouring mold at the top of the cushion layer 2 when the top of the cushion layer 2 is solidified;

s2, the pouring mold may be made of foam or hard sponge, in this embodiment, the pouring mold uses a hard sponge material, the pavement layer 1 is poured over the cushion layer 2 after the pouring mold is placed, the pavement layer 1 is attached to the side wall of the pouring mold after the pouring is completed, an operator detaches the pouring mold after the pavement layer 1 is solidified, and a drainage channel 11 is formed at the pavement layer 1 after the pouring mold is detached;

s3, the impurity of drain tank 11 department is cleared up to operating personnel, clears up the residue of drain pipe 3 department simultaneously, and the residue clearance of drain tank 11 department is accomplished the back surface and is become smooth, and operating personnel places heating agent board 4 in the lateral wall department of drain tank 11, and the laminating of heating agent board 4 and 1 lateral wall of pavement layer, the fixed completion of heating agent board 4 and pavement layer 1.

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.