CN217174223U

CN217174223U - Highway subgrade settlement-preventing structure

Info

Publication number: CN217174223U
Application number: CN202123190558.5U
Authority: CN
Inventors: 卢东岭; 王青青; 白花亮; 郭翔; 高健; 武红叶; 王益宾; 王丽利; 李玉; 李旭尚
Original assignee: Hebei Shuiyi Mufeng Engineering Technology Co ltd
Current assignee: Hebei Shuiyi Mufeng Engineering Technology Co ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-08-12
Anticipated expiration: 2031-12-18

Abstract

The utility model relates to a highway subgrade technical field just discloses a highway subgrade anti-settlement structure, including former soil layer, the slag rubble is laid to the top on former soil layer and is mixed the layer, and the topsides that the slag rubble mixed the layer has been laid has the loess layer, and big gravel layer has been laid to the top on loess layer, and little gravel layer has been laid to the top on big gravel layer, and the rammer layer has been laid to the top on little gravel layer, and concrete layer has been laid to the last lateral wall on rammer layer, has laid the heater strip in the concrete layer. The drain pipe has been laid in the little grit layer, and the last lateral wall of drain pipe is fixed to be communicated and has a plurality of inlet tubes, and the rammer layer all stretches out in the upper end of a plurality of inlet tubes. The snow-melting capacity of road surface can be increased in this application, and when snowing in winter, heat the road surface, make snow on the road surface in time melt, the emergence of minimize incident with can strengthen the supporting capacity and the drainage ability of road bed, improved the life of road bed greatly.

Description

Highway subgrade settlement-preventing structure

Technical Field

The application relates to a highway subgrade technical field especially relates to a highway subgrade settlement-proof structure.

Background

A highway is a road that literally means public transportation. Roads are engineering facilities through which various vehicles (trackless) and pedestrians pass. The road is divided into urban roads, highways, factory roads, forest roads, rural roads and the like according to the use characteristics of the road. According to relevant regulations and technical standards of highway management, a highway is constructed according to highway engineering technical standards specified by the state, and public roads which can be used for driving automobiles in cities, towns and villages are approved and identified by highway administration departments, and the roadbed structure of the highway plays a decisive role in the service life of the highway.

The waterproof anti-settling highway subgrade structure that provides in patent publication No. CN214005282U, including plain soil layer, the top outer wall upper berth on plain soil layer is equipped with the gravel layer, and the top outer wall upper berth on gravel layer is equipped with the water barrier, the top outer wall upper berth on water barrier is equipped with the slag rubble and mixes the layer, and the top outer wall upper berth on the slag rubble mixes the layer is equipped with concrete layer, the both sides that the layer top outer wall was mixed to the slag rubble have all been laid and are blocked the layer, and the inside grafting that the layer was mixed to the slag rubble has the infiltration pipe that is the equidistance and distributes, the top of infiltration pipe is run through to on the top outer wall that blocks the layer, and the bottom of infiltration pipe runs through to the inside on gravel layer. This patent can be with inside water conservancy diversion such as rainwater around the road bed to the drain pipe to discharge through the drain pipe, in order to prevent siltation such as rainwater around the road bed, cause the road bed soft collapse.

When the road surface was used on snowing day in winter in this patent, the road surface can be covered by snow, and when the road surface maintainer can not in time handle snow, the snow on road surface can probably cause the incident.

SUMMERY OF THE UTILITY MODEL

The utility model provides a road bed prevents subsiding structure in order to solve among the prior art road surface when the winter snowing day uses, the road surface can be covered by snow, and when road surface maintainer can not in time handle snow, the problem that the snow on road surface can cause the incident can be in time solved.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a highway subgrade prevents subsiding structure, includes former soil layer, the slag rubble mixes the layer with having been laid to the top on former soil layer, the tope that the slag rubble mixes the layer has been laid, big gravel layer has been laid to the top on loess layer, little gravel layer has been laid to the top on big gravel layer, the rammer layer has been laid to the top on little gravel layer, concrete layer has been laid to the last lateral wall on rammer layer, the heater strip has been laid in the concrete layer.

Preferably, the drain pipe has been laid in the little grit layer, the fixed intercommunication of last lateral wall of drain pipe has a plurality of inlet tubes, and is a plurality of the rammer layer all stretches out in the upper end of inlet tube, the both ends of drain pipe all are located road bed both sides earth and fixed intercommunication has the sewage pipe.

Preferably, a support frame is arranged between the concrete layer and the rammed earth layer, and a reinforcing net is arranged inside the support frame.

Preferably, the outer wall fixedly connected with many support columns of support frame, the outer wall fixed cover of support column is equipped with a plurality of supporting disks.

Preferably, a plurality of steel bars are arranged in the support frame.

Preferably, a water-resistant layer is arranged between the small gravel layer and the rammed earth layer.

Preferably, both sides of the ramming soil layer are provided with stopping layers.

Preferably, a reinforcing column is arranged in the original soil layer, and penetrates through the slag-gravel mixed layer, the loess layer and the large gravel layer in sequence.

Compared with the prior art, the application provides a highway subgrade settlement-preventing structure, possesses following beneficial effect:

1. the anti-sedimentation structure of the highway subgrade can increase the snow melting capacity of the pavement, and heat the pavement in winter snowing days to melt the snow on the pavement in time, so that safety accidents are reduced as much as possible.

2. This highway subgrade settlement-proof structure can strengthen the supporting capacity and the drainage ability of subgrade, has improved the life of subgrade greatly.

Drawings

Fig. 1 is a schematic structural diagram of a highway subgrade settlement-prevention structure provided by the present application.

In the figure: the concrete-filled concrete comprises 1 original soil layer, 2 slag and gravel mixing layers, 3 loess layers, 4 large gravel layers, 5 small gravel layers, 6 rammed soil layers, 7 concrete layers, 8 heating wires, 9 drainage pipes, 10 water inlet pipes, 11 sewage pipes, 12 support frames, 13 reinforcing nets, 14 support columns, 15 support plates, 16 reinforcing steel bars, 17 water blocking layers, 18 blocking layers and 19 reinforcing columns.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1, a highway subgrade anti-settlement structure comprises an original soil layer 1, a slag-gravel mixing layer 2 is laid above the original soil layer 1, a loess layer 3 is laid above the slag-gravel mixing layer 2, a large gravel layer 4 is laid above the loess layer 3, a reinforcing column 19 is arranged in the original soil layer 1, the reinforcing column 19 sequentially penetrates through the slag-gravel mixing layer 2, the loess layer 3 and the large gravel layer 4, the supporting strength of the original soil layer 1, the slag-gravel mixing layer 2, the loess layer 3 and the large gravel layer 4 is increased, a small gravel layer 5 is laid above the large gravel layer 4, a ramming soil layer 6 is laid above the small gravel layer 5, blocking layers 18 are arranged on both sides of the ramming soil layer 6, sewage is prevented from entering the ramming soil layer as much as possible, a water blocking layer 17 is arranged between the small gravel layer 5 and the ramming soil layer 6, water is prevented from permeating into other soil layers as much as possible, a concrete layer 7 is laid on the upper side wall of the ramming soil layer 6, the heating wires 8 are laid in the concrete layer 7, and the heating wires 8 are electrically connected with external heating equipment so as to heat the road surface, so that snow on the road surface is timely melted, and safety accidents are further reduced as much as possible.

Referring to fig. 1, laid drain pipe 9 in the little gravel layer 5, the fixed intercommunication of the last lateral wall of drain pipe 9 has a plurality of inlet tubes 10, and rammed earth layer 6 is all stretched out to the upper end of a plurality of inlet tubes 10, and the both ends of drain pipe 9 all are located the earth of road bed both sides and fixed intercommunication has sewage pipe 11, have improved the drainage ability of road bed.

Referring to fig. 1, be equipped with support frame 12 between concrete layer 7 and the layer of ramming 6, many support columns 14 of the outer wall fixedly connected with of support frame 12, the fixed cover of outer wall of support column 14 is equipped with a plurality of supporting disks 15, has reinforceed the support ability of support frame 12, is equipped with many reinforcing bars 16 in the support frame 12, has increased the intensity of support frame 12, and support frame 12 is inside to be equipped with to reinforce net 13, has increased the support ability of road bed.

In the application, when snow is accumulated on the road surface, the heating wire 8 is used for heating the concrete layer 7, so that the snow on the road surface is melted in time, and safety accidents are reduced as much as possible; through the support frame 12, the support column 14, the support disc 15, the drain pipe 9 and the sewage pipe 11 that set up, can strengthen the holding power and the drainage ability of road bed, improved the life of road bed greatly.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The utility model provides a highway subgrade anti-settlement structure, includes former soil layer (1), its characterized in that, the slag rubble is laid to the top on former soil layer (1) and is mixed layer (2), loess layer (3) have been laid to the top that the slag rubble mixes layer (2), big gravel layer (4) have been laid to the top on loess layer (3), little gravel layer (5) have been laid to the top on big gravel layer (4), rammer layer (6) have been laid to the top on little gravel layer (5), concrete layer (7) have been laid to the last lateral wall on rammer layer (6), heater strip (8) have been laid in concrete layer (7).

2. The highway subgrade anti-settlement structure according to claim 1, characterized in that a drain pipe (9) is laid in the small gravel layer (5), the upper side wall of the drain pipe (9) is fixedly communicated with a plurality of water inlet pipes (10), the upper ends of the plurality of water inlet pipes (10) all extend out of the ramming soil layer (6), and the two ends of the drain pipe (9) are both positioned in soil on the two sides of the subgrade and fixedly communicated with a sewage pipe (11).

3. A highway subgrade anti-settlement structure according to claim 1, characterized in that a support frame (12) is arranged between the concrete layer (7) and the rammed earth layer (6), and a reinforcing net (13) is arranged inside the support frame (12).

4. The highway subgrade anti-settlement structure according to claim 3, characterized in that a plurality of supporting columns (14) are fixedly connected to the outer wall of the supporting frame (12), and a plurality of supporting plates (15) are fixedly sleeved on the outer wall of each supporting column (14).

5. A highway subgrade anti-settlement structure according to claim 3, characterized in that a plurality of steel bars (16) are arranged in the support frame (12).

6. A highway subgrade anti-settlement structure according to claim 1, characterized in that a water-blocking layer (17) is arranged between the small gravel layer (5) and the rammed earth layer (6).

7. A roadbed anti-sedimentation structure according to claim 1, wherein the ramming soil layer (6) is provided with barrier layers (18) on both sides.

8. The highway subgrade anti-settlement structure according to claim 1, characterized in that a reinforcing column (19) is arranged in the original soil layer (1), and the reinforcing column (19) penetrates through the slag-gravel mixed layer (2), the loess layer (3) and the large gravel layer (4) in sequence.