CN108086083B

CN108086083B - Road cushion

Info

Publication number: CN108086083B
Application number: CN201711176741.5A
Authority: CN
Inventors: 李国贤
Original assignee: Wenzhou Wei Guo Construction Co Ltd
Current assignee: Wenzhou Wei Guo Construction Co Ltd
Priority date: 2017-11-22
Filing date: 2017-11-22
Publication date: 2020-03-17
Anticipated expiration: 2037-11-22
Also published as: CN108086083A

Abstract

The invention discloses a road cushion, which solves the problem of poor use effect of the existing construction waste road cushion and has the technical scheme that the road cushion comprises a concrete mortar surface layer, a steel fiber concrete layer, a water seepage layer, a woven mesh layer, a waterproof layer, a soil base layer and a construction waste road cushion which are sequentially arranged from top to bottom, wherein the construction waste road cushion comprises construction waste crushed materials which are laid below the soil base layer and crushed, and rubber cushions are filled among gaps of the construction waste crushed materials; through filling the rubber cushion layer between the building rubbish crushed aggregates, can effectively bond the building rubbish crushed aggregates together to further promote the fastness and the stability of building rubbish road bed course.

Description

Road cushion

Technical Field

The invention relates to road facilities, in particular to a road cushion.

Background

The construction waste is waste generated in the process of building and dismantling a building, along with the acceleration of the urbanization and industrialization development speed of China, the urban construction is simultaneously improved from the extension development and the large-scale old city reconstruction, the large-scale construction of residential quarters and the road reconstruction and extension, so that a large amount of construction waste is rapidly generated, and most of the construction waste is directly transported out of a landfill without any treatment. Not only causes high garbage clearing cost, but also occupies a large amount of land. Therefore, the construction waste road cushion is produced, but the general construction waste road cushion is not good in use effect and easily influences the overall bearing strength.

Disclosure of Invention

The invention aims to provide a road cushion which can better utilize a construction waste road cushion to replace a gravel cushion.

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

a road cushion comprises a concrete mortar surface layer, a steel fiber concrete layer, a water seepage layer, a woven mesh layer, a waterproof layer, a soil base layer and a construction waste road cushion layer which are sequentially arranged from top to bottom, wherein water seepage gaps communicated with the water seepage layer are formed in the concrete mortar surface layer and the steel fiber concrete layer, and the soil base layer is laid on the lower surface of the waterproof layer in a seamless mode;

the construction waste road cushion layer comprises construction waste crushed materials which are paved below the soil base layer and are crushed, and a rubber cushion layer is filled between gaps of the construction waste crushed materials.

By adopting the scheme, the construction waste road cushion can better utilize the construction waste to replace a broken stone cushion, not only meets the strength requirements of a pavement structure and a roadbed, but also can effectively reduce the outward transportation of the construction waste, greatly reduces the construction cost and has better use effect; the construction waste is crushed and then laid below the soil base layer, so that the flatness and stability of the construction waste road cushion layer can be effectively improved; through filling the rubber cushion layer between the building rubbish crushed aggregates, can effectively bond the building rubbish crushed aggregates together to further promote the fastness and the stability of building rubbish road bed course, can also increase the roughness on building rubbish road bed course surface simultaneously, the soil base course of being convenient for lays more.

Preferably, a stainless steel partition plate is arranged between the steel fiber concrete layer and the water seepage layer, and a plurality of water seepage holes are formed in the surface of the stainless steel partition plate.

By adopting the scheme, the steel fiber concrete layer and the water seepage layer can be effectively separated through the stainless steel clapboard, and meanwhile, the rigidity of the stainless steel clapboard can also play a supporting role, so that the steel fiber concrete layer paved above the water seepage layer and the concrete mortar surface layer are not easy to sink, and the smoothness and the stability of the road surface are improved; the water permeable holes enable water permeating from the surface of the road to pass through the stainless steel partition plate and flow into the water permeable layer, and therefore water accumulation on the road is avoided.

Preferably, the two ends of the stainless steel partition plate are integrally connected with a vertically arranged stainless steel support plate, and the surface of the stainless steel support plate is sequentially fixed on the concrete mortar surface layer, the steel fiber concrete layer, the water seepage layer, the woven mesh layer, the waterproof layer, the soil base layer and the side surface of the construction waste road cushion layer from top to bottom.

By adopting the scheme, the stainless steel support plates fixed at the two ends of the stainless steel partition plate and the stainless steel partition plate jointly form the containing cavity for placing the road layer, so that the stainless steel support plates can effectively wrap the side surfaces between the layers, the relative positions between the layers are limited, and the relative transverse position deviation between the layers is avoided.

Preferably, a plurality of drain holes penetrate through the surfaces of the stainless steel support plates corresponding to the concrete mortar surface layer, the steel fiber concrete layer and the water seepage layer, and the drain holes are arranged in a downward inclined mode.

By adopting the scheme, the water discharging holes are beneficial to discharging the water entering the water seepage layer through the plate surface of the stainless steel supporting plate, so that the water accumulation in the water seepage layer is avoided; the drain holes are arranged in a downward inclined mode, and therefore moisture can be drained conveniently.

Preferably, a plurality of salient points are distributed on the inner side plate surface of the stainless steel supporting plate.

By adopting the scheme, the convex points can increase the longitudinal friction force between the surface of the stainless steel supporting plate and the side surface of each layer, and the connection stability between the layers is further improved.

Preferably, a plurality of connecting pieces are distributed between the concrete mortar surface layer and the steel fiber concrete layer, each connecting piece comprises a connecting rod, two ends of each connecting rod are respectively inserted into the concrete mortar surface layer and the steel fiber concrete layer, protruding pieces are fixed to two ends of each connecting rod, and the size of each protruding piece is larger than the outer diameter of each connecting rod.

By adopting the scheme, the concrete mortar surface layer and the steel fiber concrete layer are positioned at the uppermost position of the road layer, so that the concrete mortar surface layer is very easily impacted from the outside, or the concrete mortar surface layer is separated from the upper surface of the steel fiber concrete layer due to deformation caused by thermal expansion and cold contraction, and the service life of the road is influenced; the connecting piece is arranged between the concrete mortar surface layer and the steel fiber concrete layer, so that the connection firmness between the two levels can be effectively improved, and the concrete mortar surface layer is prevented from being separated from the surface of the steel fiber concrete layer; the protruding piece can increase the both ends of connecting rod respectively with concrete mortar surface course and the nail-holding power between the steel fibre concrete layer to make the connecting rod can hold concrete mortar surface course and steel fibre concrete layer more firmly, and difficult pine takes off, further promote the firm in connection nature between concrete mortar surface course and the steel fibre concrete layer.

Preferably, the connecting rod is arranged obliquely.

By adopting the scheme, the inclined connecting rod can generate supporting force at the transverse position, so that the transverse position deviation of the concrete mortar surface layer on the upper surface of the steel fiber concrete layer is avoided, and the service life of the road is further prolonged.

Preferably, the plurality of connecting pieces are divided into a plurality of rows of connecting piece groups, the connecting pieces in each row of connecting piece group are arranged at equal intervals along the linear direction, and the inclination directions of the connecting rods of the connecting pieces in the adjacent connecting piece groups are opposite.

By adopting the scheme, the connecting pieces in the two adjacent rows of connecting piece groups can respectively support the relative positions between the concrete mortar surface layer and the steel fiber concrete layer in two opposite horizontal directions, so that the horizontal supporting effect of the connecting pieces can be more balanced and comprehensive.

Preferably, a positioning disc for abutting against the steel fiber concrete layer is arranged on the body of the connecting rod in a surrounding mode.

By adopting the scheme, the positioning disc can play a role in stabilizing the connecting rod when the plug-in connection piece is arranged on the unset steel fiber concrete layer, and can also play an indicating role simultaneously so as to remind the constructor of the inserting depth of the limiting rod, and is more humanized.

In conclusion, the invention has the following beneficial effects: the construction waste road cushion can better utilize the construction waste to replace a broken stone cushion, not only meets the strength requirements of a pavement structure and a roadbed, but also can effectively reduce the outward transportation of the construction waste, greatly reduces the construction cost and has better use effect; the construction waste is crushed and then laid below the soil base layer, so that the flatness and stability of the construction waste road cushion layer can be effectively improved; through filling the rubber cushion layer between the building rubbish crushed aggregates, can effectively bond the building rubbish crushed aggregates together to further promote the fastness and the stability of building rubbish road bed course, can also increase the roughness on building rubbish road bed course surface simultaneously, the soil base course of being convenient for lays more.

Drawings

FIG. 1 is a cross-sectional view of the first embodiment;

FIG. 2 is a schematic structural diagram of a connecting member according to a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a connecting member in the second embodiment.

In the figure: 1. a concrete mortar finish; 2. a steel fiber concrete layer; 3. a water seepage layer; 4. weaving a mesh layer; 5. a waterproof layer; 6. a soil base layer; 7. building rubbish road cushion layer; 8. a stainless steel separator; 9. water permeable holes; 10. a stainless steel support plate; 11. a drain hole; 12. salient points; 13. a connecting member; 14. a connecting rod; 15. a boss member; 16. and (6) positioning a disc.

Detailed Description

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

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Example one

The road bed course that this embodiment discloses, as shown in fig. 1, including the concrete mortar surface course 1, steel fiber concrete layer 2, infiltration layer 3, netting layer 4, waterproof layer 5, soil matrix 6 and the building rubbish road bed course 7 that from top to bottom set gradually, all be equipped with the infiltration gap with infiltration layer 3 intercommunication on concrete mortar surface course 1 and the steel fiber concrete layer 2, the lower surface at waterproof layer 5 is laid to soil matrix 6 seamless.

Wherein, the thickness of the concrete mortar surface layer 1 is less than that of the steel fiber concrete layer 2. And the thickness of the soil base layer 6 is greater than that of the water seepage layer 3. The construction waste road cushion layer 7 comprises crushed construction waste materials paved below the soil base layer 6, and the maximum particle size of the crushed construction waste materials is preferably below four hundred millimeters. The construction waste can be crushed by the construction waste crusher to form particles with the diameter meeting the requirement. Rubber cushion layers are filled among gaps of the crushed building garbage, and after the construction garbage road cushion layers 7 are paved, the molten rubber is paved on the surface, so that the liquid rubber can flow into the gaps of the crushed building garbage; after the rubber is cooled and solidified, the building garbage crushed materials can be bonded together.

As shown in fig. 1, a stainless steel partition plate 8 is arranged between the steel fiber concrete layer 2 and the water seepage layer 3, the surface of the stainless steel partition plate 8 is horizontally arranged, and a plurality of water permeable holes 9 are formed in the surface of the stainless steel partition plate 8. Furthermore, both ends of the stainless steel partition plate 8 are integrally connected with vertically arranged stainless steel support plates 10, and the stainless steel partition plate 8 and the stainless steel support plates 10 on both sides thereof jointly form an H-shaped support frame, so as to form accommodating chambers respectively located on the upper side and the lower side of the stainless steel partition plate 8. The surfaces of the stainless steel support plates 10 are sequentially fixed on the sides of a concrete mortar surface layer 1, a steel fiber concrete layer 2, a water seepage layer 3, a mesh layer 4, a waterproof layer 5, a soil foundation layer 6 and a construction waste road cushion layer 7 from top to bottom so as to clamp the layers between the two stainless steel support plates 10. The stainless steel support plate 10 is provided with a plurality of drain holes 11 corresponding to the concrete mortar surface layer 1, the steel fiber concrete layer 2 and the water seepage layer 3, and the drain holes 11 are arranged in a downward inclined manner. A plurality of salient points 12 are distributed on the inner side plate surface of the stainless steel support plate 10, so that the connection firmness between the stainless steel support plate 10 and the road level is improved.

When water is accumulated on the road surface, water can sequentially penetrate through the concrete mortar surface layer 1 and the steel fiber concrete layer 2 to the upper surface of the stainless steel partition plate 8 and then downwards penetrate into the water seepage layer 3 through the water seepage holes 9 in the stainless steel partition plate 8, and the water in the water seepage layer 3 can be discharged into the drainage pipelines on two sides of the road through the drainage holes 11 in the stainless steel support plate 10.

As shown in fig. 1, a plurality of connecting members 13 are distributed between the concrete mortar surface layer 1 and the steel fiber concrete layer 2, each connecting member 13 comprises a connecting rod 14 with two ends respectively inserted into the concrete mortar surface layer 1 and the steel fiber concrete layer 2, and each connecting rod 14 is obliquely arranged. Both ends of the connecting rod 14 are fixed with protruding pieces 15, and the size of the protruding pieces 15 is larger than the outer diameter of the connecting rod 14. The connecting pieces 13 are divided into a plurality of rows of connecting piece groups, the connecting pieces 13 in each row of connecting piece group are arranged at equal intervals along the linear direction, and the inclined directions of the connecting rods 14 of the connecting pieces 13 in the adjacent connecting piece groups are opposite. A positioning disc 16 for abutting against the steel fiber concrete layer 2 is annularly arranged on the body of the connecting rod 14, wherein the length direction of the connecting rod 14 is inclined to the end face of the positioning disc 16, and the inclined angle between the two is preferably 60 degrees. In this embodiment, as shown in fig. 2, the protruding member 15 is spherically arranged, and the spherical diameter of the protruding member 15 is larger than the outer diameter of the connecting rod 14, so that the protruding member 15 can be more easily inserted into the unset concrete mortar surface layer 1 and the steel fiber concrete layer 2; after concrete mortar surface course 1 and steel fiber concrete layer 2 solidify completely, globular protruding piece 15 can the joint between two road layers to lock concrete mortar surface course 1 and steel fiber concrete layer 2.

Example two

As shown in fig. 3, the difference from the first embodiment is that the protruding part 15 is preferably in a disc shape, the end surface of the protruding part is parallel to the end surface of the positioning plate 16, the diameter of the protruding part 15 is larger than the outer diameter of the connecting rod 14, and the end of the connecting rod 14 is preferably fixed at the center of the protruding part 15. The nail-holding power at 14 both ends of connecting rod can further be promoted to discoid bulge 15 to make the both ends of connecting rod 14 difficult break away from in concrete mortar surface course 1 and the steel fibre concrete layer 2, further promote the firm in connection between concrete mortar surface course 1 and the steel fibre concrete layer 2.

Claims

1. A road cushion, characterized by: the waterproof layer comprises a concrete mortar surface layer (1), a steel fiber concrete layer (2), a water seepage layer (3), a woven mesh layer (4), a waterproof layer (5), a soil base layer (6) and a construction waste road cushion layer (7) which are sequentially arranged from top to bottom, wherein water seepage gaps communicated with the water seepage layer (3) are formed in the concrete mortar surface layer (1) and the steel fiber concrete layer (2), and the soil base layer (6) is seamlessly laid on the lower surface of the waterproof layer (5);

the construction waste road cushion layer (7) comprises crushed construction waste materials paved below the soil base layer (6), and rubber cushion layers are filled among gaps of the crushed construction waste materials;

a plurality of connecting pieces (13) are distributed between the concrete mortar surface layer (1) and the steel fiber concrete layer (2), each connecting piece (13) comprises a connecting rod (14) with two ends respectively inserted into the concrete mortar surface layer (1) and the steel fiber concrete layer (2), two ends of each connecting rod (14) are respectively fixed with a protruding piece (15), and the size of each protruding piece (15) is larger than the outer diameter of each connecting rod (14);

and a positioning disc (16) used for abutting against the steel fiber concrete layer (2) is annularly arranged on the body of the connecting rod (14).

2. The roadway mat of claim 1, wherein: be equipped with stainless steel baffle (8) between steel fiber concrete layer (2) and infiltration layer (3), a plurality of holes (9) of permeating water have been seted up on the face of stainless steel baffle (8).

3. The roadway mat of claim 2, wherein: the stainless steel concrete waterproof structure is characterized in that two ends of the stainless steel partition plate (8) are integrally connected with a stainless steel support plate (10) which is vertically arranged, and the surface of the stainless steel support plate (10) is sequentially fixed on the side faces of a concrete mortar surface layer (1), a steel fiber concrete layer (2), a water seepage layer (3), a woven mesh layer (4), a waterproof layer (5), a soil base layer (6) and a construction waste road cushion layer (7) from top to bottom.

4. The roadway mat of claim 3, wherein: a plurality of drain holes (11) penetrate through the surfaces of the stainless steel support plates (10) corresponding to the concrete mortar surface layer (1), the steel fiber concrete layer (2) and the water seepage layer (3), and the drain holes (11) are arranged in a downward inclined mode.

5. The roadway mat of claim 3, wherein: a plurality of salient points (12) are distributed on the inner side plate surface of the stainless steel support plate (10).

6. The roadway mat of claim 1, wherein: the connecting rod (14) is obliquely arranged.

7. The roadway mat of claim 6, wherein: the connecting pieces (13) are divided into a plurality of rows of connecting piece groups, the connecting pieces (13) in each row of connecting piece group are arranged at equal intervals along the linear direction, and the inclined directions of the connecting rods (14) of the connecting pieces (13) in the adjacent connecting piece groups are arranged oppositely.