CN219342721U

CN219342721U - Roadbed filled by construction waste

Info

Publication number: CN219342721U
Application number: CN202320285900.XU
Authority: CN
Inventors: 王江红; 杨晨光; 苏艳军; 陈宝
Original assignee: Xian Highway Research Institute
Current assignee: Xian Highway Research Institute
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-14
Anticipated expiration: 2033-02-22

Abstract

The utility model provides a roadbed filled by building rubbish, which relates to the technical field of building engineering and comprises a foundation, wherein a building rubbish filling layer is paved at the top of the foundation, a permeable drainage plate is paved at the top of the building rubbish filling layer, the permeable drainage plate comprises a bottom plate, a plurality of lower permeable pipes are arranged at the top of the bottom plate, the lower permeable pipes are arched, holes are formed in the surfaces of the lower permeable pipes, and drainage pipes are inserted among the lower permeable pipes. This device is through setting up of building rubbish filling layer, greatly reduces the consumption to natural grit and soil in the construction process, has also satisfied the maximize utilization of building rubbish renewable resources, through the setting of infiltration drain bar, prevents that the rainwater from permeating downwards, is favorable to simultaneously discharging the rainwater that oozes down, has seted up the hole through oozes the pipe surface down, is favorable to oozing down the pipe and advances the rainwater that oozes down to collect, through the setting of drain pipe, is convenient for ooze the rainwater that oozes down that collects in the pipe down and discharges.

Description

Roadbed filled by construction waste

Technical Field

The utility model belongs to the technical field of constructional engineering, and particularly relates to a roadbed filled by construction wastes.

Background

The roadbed is a foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling. The roadbed has the main functions of providing necessary conditions for track or road pavement paving and train or driving operation, bearing static load and dynamic load of track or rolling stock or road surface and traffic load, simultaneously transmitting and diffusing the load to the deep part of the foundation, along with the acceleration of industrialization and urban processes, the construction industry also rapidly develops simultaneously, the quantity of the generated construction wastes is increased, the quantity of the Chinese construction wastes is more than 1/3 of the total quantity of urban wastes, and the large-scale basic construction leads the excessive exploitation of the sand and stone resources for the construction, so that the sand and stone resources are gradually depleted.

The utility model patent with publication number of CN206956480U discloses a roadbed filled by construction waste in 2018, 2 and 2.

The construction method comprises the steps that a foundation is filled with a plurality of construction waste filling layers which are sequentially overlapped, and a layer of laminar joint compound is poured on each construction waste filling layer so as to fill gaps among granules of the construction waste layers; road surface structures are arranged on the construction waste filling layer and the fluid joint compound on the top layer; roadbed covering soil is jointly arranged on the construction waste filling layer and the outer side of the side slope of the fluid joint compound.

According to the technical scheme, one layer of laminar joint compound is poured on each compacted construction waste filling layer, gaps among grains of the construction waste filling layers are poured by the laminar joint compound, so that a whole is formed on a roadbed layer filled with the construction waste, relative movement of different grains in the construction waste filling layers under the action of load is prevented, the whole stability and safety of the construction waste roadbed are ensured, rainwater cannot be removed rapidly and effectively, the structural strength of the roadbed and the driving safety of a road surface are easily influenced by the rainwater which cannot be removed in time, and especially the road water damage in a cold region is a primary factor for road surface damage.

Accordingly, the present utility model has been made in view of the above circumstances, and an object of the present utility model is to provide a roadbed filled with construction waste, which is more practical.

Disclosure of Invention

The utility model discloses a roadbed filled by construction waste, which is prepared by the following specific technical means:

the utility model provides a roadbed filled by building rubbish, includes the ground, building rubbish filling layer has been laid at the ground top, infiltration drain bar has been laid at building rubbish filling layer top, infiltration drain bar includes the bottom plate, the bottom plate top is equipped with a plurality of infiltration pipes down, infiltration pipe is arch down, just infiltration pipe surface has seted up the hole down, a plurality of interlude is equipped with the drain pipe down between the infiltration pipe.

Adopt the beneficial effect of above-mentioned further scheme, through the setting of building rubbish filling layer, greatly reduce the consumption to natural grit and soil in the construction process, also satisfied the maximize utilization of building rubbish renewable resources, through the setting of infiltration drain bar, prevent that the rainwater from permeating downwards, be favorable to simultaneously discharging the rainwater that oozes downwards, set up the hole through oozing the pipe surface down, be favorable to oozing the pipe and advance the rainwater of oozing downwards and collect, through the setting of drain pipe, be convenient for carry out the discharge with the rainwater that oozes downwards that oozes that collects in the pipe down.

Furthermore, the construction waste filling layer is formed by filling and tamping construction waste materials, the construction waste materials are formed by crushing and screening the construction waste materials, and the particle size of the construction waste materials is not more than 60mm.

The technical scheme has the beneficial effects that the construction waste is crushed and screened to form the construction waste material with the particle size not larger than 60mm, materials such as steel bars, boards and plastics in the construction waste are removed, and materials such as concrete blocks and broken stone in the construction waste have the advantages of difficult deformation, strong permeability, good water resistance and the like, so that the strength of the roadbed is higher.

Further, a sand cushion layer is paved at the top of the permeable drainage plate, and a pavement is paved at the top of the sand cushion layer.

The beneficial effect of adopting above-mentioned further scheme is, through the setting of sand bed course, the road surface passes through the diffusion effect of sand bed course to the pressure of road base lower part, has reduced the compaction force, reduces the deformation of pressure to building rubbish filling layer and infiltration drain bar, has improved basic lower part road bed intensity.

Further, an impermeable geotextile is laid between the foundation and the construction waste filling layer.

The adoption of the further scheme has the beneficial effects that the anti-seepage geotechnical cloth is arranged to play a role in isolating and preventing seepage, and the influence of underground water on the road base is avoided.

Furthermore, drainage ditches are arranged on two sides of the foundation.

The rainwater drainage ditch has the beneficial effects that rainwater is conveniently drained through the action of the drainage ditch.

Further, the slope surface formed by the construction waste filling layer, the sand cushion layer and the pavement is provided with a reverse filtering geotechnical cloth, and the surface of the reverse filtering geotechnical cloth is provided with a plastic drainage plate.

The beneficial effect of adopting above-mentioned further scheme is, through the setting of straining geotechnical cloth in the back, avoids the rainwater to cause the soil erosion and water loss of road bed, through the setting of plastics drain bar, further avoids the rainwater to cause the influence to the road bed, and is favorable to discharging the rainwater to the escape canal.

Furthermore, the two ends of the drain pipe penetrate through the reverse filtering geotechnical cloth and are communicated with the plastic drain board.

The beneficial effect of adopting above-mentioned further scheme is, is linked together with plastics drain bar through the reverse filtration geotechnique cloth that passes in drain pipe both ends, is favorable to discharging infiltration that collects in the infiltration drain bar to the escape canal.

The beneficial effects of the utility model are as follows: according to the roadbed filled by the construction waste, through the arrangement of the construction waste filling layer, consumption of natural sand and soil in the construction process is greatly reduced, the maximum utilization of construction waste renewable resources is also met, through the arrangement of the infiltration drainage plate, rainwater is prevented from penetrating downwards, the downward infiltration of the rainwater is facilitated to be discharged, through the arrangement of the drainage pipe, holes are formed in the surface of the downward infiltration pipe, the downward infiltration of the rainwater is facilitated to be collected, through the arrangement of the drainage pipe, the downward infiltration rainwater collected in the downward infiltration pipe is facilitated to be discharged, through the fact that the construction waste is crushed and screened to form construction waste materials with the particle size of not more than 60mm, materials such as steel bars, wood plates and plastics in the construction waste are removed, and the materials such as concrete blocks and broken stone in the construction waste have the advantages of being difficult to deform, strong in permeability, good in water resistance and the like, and the strength of the roadbed is higher.

Drawings

FIG. 1 is a schematic view of a roadbed structure filled with construction waste according to the present utility model;

FIG. 2 is a schematic perspective view of an osmotic drainage plate according to the present utility model;

FIG. 3 is a partial cutaway view of a permeate drain according to the utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

101. a foundation; 102. impermeable geotextile; 103. building rubbish filling layer; 104. a permeate drain plate; 105. a sand cushion layer; 106. road surface; 107. a drainage ditch; 108. reversely filtering geotextile; 109. a plastic drain board; 10401. a bottom plate; 10402. a infiltration pipe; 10403. and (5) a water drain pipe.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

Examples:

as shown in fig. 1 to 3:

the utility model provides a roadbed filled by construction waste, which comprises a foundation 101, wherein a construction waste filling layer 103 is paved on the top of the foundation 101, the consumption of natural sand and soil in the construction process is greatly reduced through the arrangement of the construction waste filling layer 103, the maximum utilization of construction waste renewable resources is also met, a permeable drainage plate 104 is paved on the top of the construction waste filling layer 103, rainwater is prevented from penetrating downwards through the arrangement of the permeable drainage plate 104, meanwhile, the permeable drainage plate 104 comprises a bottom plate 10401, a plurality of lower seepage pipes 10402 are arranged on the top of the bottom plate 10401, the lower seepage pipes 10402 are arched, holes are formed in the surfaces of the lower seepage pipes 10402, the lower seepage pipes 10402 are beneficial to collecting the lower seepage rainwater, a drainage pipe 10403 is arranged between the lower seepage pipes 10402 in an inserted manner, and the lower seepage rainwater collected in the lower seepage pipes 10402 is conveniently discharged through the arrangement of the drainage pipe 10403.

The construction waste filling layer 103 is formed by filling and tamping construction waste materials, the construction waste materials are formed by crushing and screening the construction waste materials, the particle size of the construction waste materials is not more than 60mm, the construction waste materials with the particle size not more than 60mm are formed by crushing and screening the construction waste materials, materials such as steel bars, wood boards and plastics in the construction waste are removed, and the materials such as concrete blocks and broken stone in the construction waste have the advantages of being difficult to deform, strong in permeability, good in water resistance and the like, so that the strength of the roadbed is higher.

Wherein, the sand bed course 105 has been laid at infiltration drain bar 104 top, and road surface 106 has been laid at sand bed course 105 top, through the setting of sand bed course 105, and the road surface 106 passes through the diffusion effect of sand bed course 105 to the pressure of road base lower part, has reduced the compaction force, reduces the deformation of pressure to building rubbish filling layer 103 and infiltration drain bar 104, has improved the lower part road bed intensity of basis.

Wherein, the seepage-proof geotechnical cloth 102 is laid between the foundation 101 and the construction waste filling layer 103, and the seepage-proof geotechnical cloth 102 is arranged to isolate seepage-proof effect and prevent the influence of groundwater on the foundation.

Wherein, the both sides of foundation 101 are equipped with escape canal 107, through the effect of escape canal 107, are convenient for discharge the rainwater.

Wherein, by building rubbish filling layer 103, sand bed layer 105 and the slope surface that road surface 106 formed jointly set up and strain geotechnique's cloth 108 against, through the setting of straining geotechnique's cloth 108 against, avoid the rainwater to cause the soil erosion and water loss of road bed, strain geotechnique's cloth 108 against the surface and laid plastics drain bar 109, through the setting of plastics drain bar 109, further avoid the rainwater to cause the influence to the road bed, and be favorable to discharging rainwater to escape canal 107.

Wherein, the two ends of the drain pipe 10403 pass through the anti-filtering geotechnical cloth 108 to be communicated with the plastic drain plate 109, and the two ends of the drain pipe 10403 pass through the anti-filtering geotechnical cloth 108 to be communicated with the plastic drain plate 109, thereby being beneficial to draining the lower seepage water collected in the seepage drain plate 104 into the drain ditch 107.

Specific use and action of the embodiment:

in the utility model, firstly, the position of a foundation 101 is determined, the foundation 101 is cleaned, leveled and compacted, impermeable geotextile 102 is paved, square grids are drawn on the surface of the foundation 101 by lime, the amount of building rubbish materials required by each square grid is calculated, a corresponding amount of building rubbish materials are discharged in the square grids, a bulldozer is adopted for rough leveling, then a horizon machine is adopted for fine leveling, a building rubbish filling layer 103 is compacted by a road roller, a permeable drainage plate 104 is paved on the surface of the building rubbish filling layer 103, a sand cushion layer 105 is paved on the permeable drainage plate 104, a pavement 106 is paved on the sand cushion layer 105, a reverse-filtering geotextile 108 is paved on the slope surface formed by the building rubbish filling layer 103, the sand cushion layer 105 and the pavement 106 together, rainwater is discharged into a drainage ditch 107 through a plastic drainage plate 109 during rain, and the rainwater which is infiltrated falls into a lower infiltration pipe 10402 of the permeable drainage plate 104 through the sand cushion layer 105, and is discharged through a drainage pipe 10403.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a road bed filled by construction waste which characterized in that: including ground (101), building rubbish filling layer (103) have been laid at ground (101) top, infiltration drain bar (104) have been laid at building rubbish filling layer (103) top, infiltration drain bar (104) include bottom plate (10401), bottom plate (10401) top is equipped with a plurality of infiltration pipes (10402) down, infiltration pipe (10402) are the arch down, just infiltration pipe (10402) surface has seted up the hole down, a plurality of interlude is equipped with drain pipe (10403) down between infiltration pipe (10402).

2. A roadbed filled with construction waste according to claim 1, wherein: the construction waste filling layer (103) is formed by filling and tamping construction waste materials, the construction waste materials are formed by crushing and screening the construction waste materials, and the particle size of the construction waste materials is not more than 60mm.

3. A roadbed filled with construction waste according to claim 1, wherein: a sand cushion layer (105) is paved at the top of the permeable drainage plate (104), and a pavement (106) is paved at the top of the sand cushion layer (105).

4. A roadbed filled with construction waste according to claim 2, wherein: an impermeable geotextile (102) is paved between the foundation (101) and the construction waste filling layer (103).

5. A roadbed filled with construction waste according to claim 4, wherein: drainage ditches (107) are arranged on two sides of the foundation (101).

6. A roadbed filled with construction waste according to claim 4, wherein: the slope surface formed by the construction waste filling layer (103), the sand cushion layer (105) and the pavement (106) is provided with a reverse filtering geotechnical cloth (108), and the surface of the reverse filtering geotechnical cloth (108) is provided with a plastic drainage plate (109).

7. A roadbed filled with construction waste according to claim 6, wherein: two ends of the drain pipe (10403) penetrate through the reverse filtering geotechnical cloth (108) to be communicated with the plastic drain board (109).