CN214992760U

CN214992760U - Prevent subsiding town road

Info

Publication number: CN214992760U
Application number: CN202120094362.7U
Authority: CN
Inventors: 李世安
Original assignee: Chongqing Hongli Construction Engineering Co ltd
Current assignee: Chongqing Hongli Construction Engineering Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-12-03
Anticipated expiration: 2031-01-14

Abstract

The application relates to a settlement-preventing municipal road, which relates to the field of municipal roads and comprises a cushion layer and a base layer laid on the cushion layer, wherein a line pipe is arranged in the cushion layer; the base layer includes the bearing part that corresponds with the spool, and the bearing part includes the reinforcement. The problem of buried spool warp easily under the road surface and lead to the road surface to subside under this application has been solved.

Description

Prevent subsiding town road

Technical Field

The application relates to the field of municipal roads, in particular to a settlement-preventing municipal road.

Background

The construction of municipal roads is the most important in municipal construction, and the urban operation can not be left when people go out. The planning and construction of municipal roads often affect the development speed of a city and the livability of residents.

The utility model discloses a municipal road asphalt pavement which is published in the related art by the grant of CN211689720U, and comprises a rigid base layer and a surface protection layer, wherein the surface protection layer is arranged above the rigid base layer, an upper emulsification base layer is arranged above the rigid base layer, and the upper emulsification base layer is positioned between the surface protection layer and the rigid base layer; the surface protective layer is a road surface of a mixture of asphalt mastic and macadam, and the rigid base layer is made of coarse-grained asphalt concrete; the upper emulsion base layer is made of SBS modified emulsified asphalt.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when a city carries out line planning, after a line pipe is buried under the asphalt pavement, the line pipe buried under the pavement is easy to deform to cause the pavement to sink and influence road traffic under the action of the gravity of vehicles on the road for a long time.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the spool of burying underground under the road surface is out of shape easily and is leaded to the road surface to subside, this application provides one kind and prevents subsiding town road.

The application provides a prevent subsiding town road adopts following technical scheme:

the anti-settlement municipal road comprises a cushion layer and a base layer laid on the cushion layer, wherein a line pipe is transversely embedded in the cushion layer; the basic unit is equipped with the reinforcement that is used for promoting bearing portion intensity including supporting the bearing portion that is fixed in the spool top in the bearing portion.

Through adopting above-mentioned technical scheme, the basic unit sets up on the bed course, and the intraformational bearing position of basic unit lies in the interior spool of bed course top, and the reinforcement in the bearing portion can improve the intensity of bearing portion, has increased the bearing capacity of bearing portion, has reduced the problem that the spool buried underground under the road surface is out of shape easily and leads to the road surface to subside.

Optionally, the load-bearing part further comprises a concrete layer poured on the reinforcement.

Through adopting above-mentioned technical scheme, use concrete and reinforcement collocation, further strengthened the intensity of bearing part, increased the bearing capacity of bearing part.

Optionally, the cushion layer and the base layer are cement-stabilized graded broken stone layers.

Through adopting above-mentioned technical scheme, cement is stabilized graded rubble layer and can be improved town road's bearing capacity, can reduce the rainwater simultaneously and erode the earth that causes the road surface to collapse to basic unit below.

Optionally, a slurry seal is laid on the base layer.

By adopting the technical scheme, the slurry seal can quickly recover pavement damages such as abrasion, aging, cracks and the like, and plays a role in sealing waterproof, antiskid, flat, wear-resistant and pavement function improvement.

Optionally, a dense water layer for improving the water resistance of the road is paved on the slurry seal layer.

Through adopting above-mentioned technical scheme, the waterproof nature of road can be improved in the dense water layer, has reduced the possibility that the rainwater corrodes the spool under the infiltration road surface.

Optionally, an anti-skid temperature-resistant layer is laid on the dense water layer.

Through adopting above-mentioned technical scheme, antiskid temperature-resistant layer has cling compound performance and high temperature resistance, has improved the frictional force on vehicle and road surface, can also improve the live time on road surface simultaneously.

Optionally, two reserved threading pipes are arranged in the cushion layer.

Through adopting above-mentioned technical scheme, when carrying out the route planning next time, can pass the circuit from reserving the threading pipe, prevent to chisel the road surface buried line again, prolong the live time of road, made things convenient for the work cost of secondary can also practice thrift simultaneously in the work progress.

Optionally, prevent subsiding town road still includes the pavement curb that is located the roadway both sides, and pavement curb supports on the bearing part.

Through adopting above-mentioned technical scheme, pavement curb supports on the bearing part, and bearing part bearing capacity is strong, can reduce pavement curb and receive the possibility that gravity action collapses downwards.

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

1. the base layer is arranged on the cushion layer, the bearing part positioned above the line pipes in the cushion layer is arranged in the base layer, the strength of the bearing part can be improved by the reinforcing piece in the bearing part, the bearing capacity of the bearing part is improved, the strength of the bearing part is further enhanced by matching concrete with the reinforcing piece, the bearing capacity of the bearing part is improved, and the problem that the road surface is settled due to the fact that the line pipes embedded under the road surface are damaged easily is solved;

2. the slurry seal in the road can quickly recover pavement damages such as abrasion, aging, cracks and the like, and plays a role in waterproof, antiskid, leveling, wear-resistant and pavement function improvement; the dense water layer has good dense water property, so that the possibility of rainwater infiltrating into the pipeline under the pavement is reduced; the anti-skid and temperature-resistant layer has good anti-skid performance and high temperature resistance, improves the friction force between the vehicle and the road surface, reduces the possibility of traffic accidents caused by vehicle skid in rainy days, and can also improve the service time of the road surface;

3. be equipped with two in the bed course and reserve the threading pipe, when carrying out the line planning next time, can pass the circuit from reserving the threading pipe, prevent to chisel the road surface buried line again, prolonged the live time of road, made things convenient for the work cost of secondary can also practice thrift simultaneously in the work progress.

Drawings

FIG. 1 is a schematic cross-sectional view of an anti-settling town road of an embodiment of the present application;

fig. 2 is a cross-sectional view taken along plane a-a of fig. 1.

Description of reference numerals: 1. a cushion layer; 11. a conduit; 12. a threading pipe is reserved; 2. a base layer; 21. a load bearing part; 211. a reinforcement; 212. a concrete layer; 3. slurry sealing; 4. a dense water layer; 5. an anti-slip temperature resistant layer; 6. sidewalk curb.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses prevent subsiding town road

Example 1

Referring to fig. 1, the subsidence-preventing town road includes a mat 1 and a base layer 2 laid on the mat 1. The line pipe 11 is buried in the cushion layer 1, the bearing part 21 is filled above the line pipe in the base layer 2, the bearing part 21 can increase the bearing strength of the road surface above the line pipe 11, and the possibility of settlement at the line pipe 11 buried under the road surface is reduced.

Referring to fig. 1, a cushion layer 1 is a cement-stabilized graded broken stone cushion layer which has high strength and can be used as a bearing pavement of a road bottom layer; meanwhile, the cushion layer 1 can also reduce the possibility that rainwater enters soil below the cushion layer 1, and the possibility that the cushion layer 1 sinks downwards to cause pavement collapse is reduced. The whole spool 11 can be PVC pipe or PE pipe, and the former is selected here, and spool 11 crosses the roadway, and the town line can pass the road in the spool 11 and make the city more pleasing to the eye, and spool 11 can also protect the circuit simultaneously, reduces the possibility that the circuit damaged. In order to facilitate the next line planning, the pavement is prevented from being dug again, two reserved threading pipes 12 parallel to the thread pipes 11 are embedded in the cushion layer 1, and the reserved threading pipes 12 are located on two sides of the thread pipes 11 and close to the upper portion of the cushion layer 1. Because the reserved threading pipe 12 is close to the upper part of the cushion layer 1, the downward digging distance can be reduced when the threading is buried next time, and the construction is convenient. The threading pipe 12 is reserved in the cushion layer 1, so that the next line planning can be conveniently buried, the secondary labor cost is saved, and the construction difficulty is reduced.

Referring to fig. 1, base layer 2 is whole to be cement stable gradation gravel cushion, and base layer 2 can further improve town road's intensity, reinforcing bearing capacity, reduces the possibility of road surface collapse. The whole bearing part 21 is a cuboid with a rectangular cross section, the width of the bearing part 21 is 0.5-1 m longer than the diameter of the line pipe 11, the length of the weighing part 21 is 0.5-1 m longer than the length of the line pipe 11, and the bearing part 21 can form a cross beam above the line pipe 11, so that the possibility that the line pipe 11 is deformed and the road surface is subsided due to the fact that the gravity of a vehicle directly acts on the line pipe 11 through the road surface transmission force when the vehicle passes by is reduced. The load-bearing part 21 includes a reinforcement 211 and a concrete layer 212 formed by casting on the reinforcement 211. The reinforcement 211 may be a rectangular parallelepiped mesh reinforcement cage formed by welding a plurality of reinforcing rods. The reinforcing member 211 and the concrete layer 212 are matched to further reinforce the structural strength of the bearing part 21, so that the bearing capacity of the bearing part 21 is improved, and the bearing part 21 can play a better protection role for the line pipe 11.

Referring to fig. 1, in order to maintain the road surface, a slurry seal 3 is paved on a base layer 2, the slurry seal 3 can be an emulsified asphalt slurry seal, and because the emulsified asphalt mixture has a thin slurry consistency and a pavement thickness of less than 3cm, the slurry seal 3 can quickly recover the road surface damages such as abrasion, aging and cracks, and has the sealing functions of preventing water, preventing skid, leveling, resisting abrasion and improving the road surface function, thereby prolonging the service time of the municipal road and reducing the maintenance cost. In order to increase the water resistance of the road, a dense water layer 4 is paved on the slurry seal layer 3, the dense water layer 4 is an AC asphalt concrete layer, the AC asphalt concrete layer is compact in structure and has good water tightness, and the possibility that rainwater penetrates into the lower erosion line pipe 11 of the road surface is reduced. In order to improve the safety and the service time of the road, the anti-skid temperature-resistant layer 5 is paved on the dense water layer 4, the anti-skid temperature-resistant layer 5 is an SMA asphalt concrete layer, the SMA asphalt concrete layer has good anti-skid performance, high temperature resistance and durability, the SMA asphalt concrete layer can improve the friction force between a vehicle and the road surface, the anti-skid effect is achieved, and the service time of the road surface can be prolonged.

Referring to fig. 2, in order to distinguish a roadway from a sidewalk, sidewalk curb stones 6 are buried in both sides of the roadway, the sidewalk curb stones 6 are rectangular long stones as a whole, and one side of the sidewalk curb stones 6 is supported by a bearing part 21. The pavement curb 6 is far away from the bearing part 21 one side and extends to the road surface top and the road surface interval 10-15cm of roadway, and the pavement curb 6 divides the road into roadway and pavement, and the pavement road surface height is 10-15cm than the roadway, and the pavement curb 6 can play the effect of sign between pavement and roadway.

The implementation principle of the embodiment 1 is as follows: firstly, laying a cushion layer 1, embedding a line pipe 11 in the cushion layer 1, and enabling a line to penetrate through the line pipe 11; lay basic unit 2 on the basic unit 1, basic unit 2 intussuseption is filled with the bearing portion 21 that corresponds with spool 11, bearing portion 21 has reinforcement 211 and concretes the concrete layer 212 on reinforcement 211, reinforcement 211 and concrete layer 212 have promoted the bearing capacity of bearing portion 21, bearing portion 21 has reduced the vehicle when the vehicle was passed the gravity of vehicle and has directly passed through the road surface transmission effect on spool 11, has effectively reduced spool 11 and has out of shape and then aroused the possibility that the road surface subsided.

Example 2

Referring to fig. 1 and 2, the present application is different from embodiment 1 in that the load bearing part 21 is a prefabricated member as a whole, and the load bearing part 21 is formed by casting a reinforcement cage and concrete in a prefabricated member mold.

The implementation principle of the embodiment 2 is as follows: when laying the base course 2, place bearing part 21 above spool 11, bearing part 21 has reduced the vehicle when the vehicle passes by the road the gravity of vehicle directly through road surface transmission effect on spool 11, has effectively reduced spool 11 and has warp and then arouse the possibility that the road surface subsides.

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. The utility model provides a prevent subsiding town road which characterized in that: comprises a cushion layer (1) and a base layer (2) laid on the cushion layer (1), wherein a line pipe (11) is transversely embedded in the cushion layer (1); the base layer (2) comprises a bearing part (21) which is supported and fixed above the line pipe (11), and a reinforcing piece (211) used for improving the strength of the bearing part (21) is arranged in the bearing part (21).

2. The anti-settling town road of claim 1, wherein: the load-bearing part (21) further comprises a concrete layer (212) cast on the reinforcement (211).

3. The anti-settling town road of claim 1, wherein: the cushion layer (1) and the base layer (2) are cement stable graded broken stone layers.

4. The anti-settling town road of claim 1, wherein: and a slurry seal layer (3) is paved on the base layer (2).

5. The anti-settling town road of claim 4, wherein: and a water-tight layer (4) for improving the water resistance of the road is paved on the slurry seal layer (3).

6. The anti-settling town road of claim 5, wherein: an anti-skid temperature-resistant layer (5) is paved on the dense water layer (4).

7. The anti-settling town road of claim 1, wherein: two reserved threading pipes (12) are arranged in the cushion layer (1).

8. The anti-settling town road of claim 1, wherein: prevent subsiding town road still includes pavement curb stone (6) that are located the roadway both sides, and pavement curb stone (6) support on bearing part (21).