CN211368248U

CN211368248U - Highway subgrade settlement-prevention facility

Info

Publication number: CN211368248U
Application number: CN201921992891.8U
Authority: CN
Inventors: 刘玉国; 张忠秀; 曹红星; 吕增波
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-08-28
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a highway subgrade anti-settlement facility, which comprises a pavement layer, wherein both sides of the pavement layer are provided with revetments, the lower side of the pavement layer is provided with a slag soil layer, a nylon net which is paved is arranged in the muck layer to enhance the integrity of the muck layer, a pebble layer is arranged at the lower side of the muck layer, a vertical pipe sleeve is arranged in the pebble layer, the inner wall of the vertical pipe sleeve is provided with a through hole, the lower end of the vertical pipe sleeve is connected with a transverse pipeline, the rainwater which permeates through the vertical pipe sleeve is intensively discharged into the blind ditch, ensuring the drying of the roadbed base, effectively preventing the lateral displacement and the cracking of the concrete by the earthwork grid layer, arranging the support, the pier body and the elastic block, when vibration and road surface overload take place at the road bed basis, through the effect of arched plate, with the power dispersion, the inside vibrating force of road bed basis offsets gradually to avoid the road bed basis to take place to destroy because of the effect of shearing force.

Description

Highway subgrade settlement-prevention facility

Technical Field

The utility model relates to a road bed facility technical field specifically is highway subgrade settlement prevention facility.

Background

The uneven settlement of the subgrade is one of the common diseases of subgrade engineering, is ubiquitous in domestic and foreign highways, and cannot be effectively solved for a long time, the uneven settlement of the subgrade inevitably causes the unevenness of a road surface, mainly shows the uneven settlement caused by seam steps, the settlement of the road surfaces at two ends of a bridge head or a culvert, the uneven settlement caused by local roadbed diseases and the like, the subgrade settlement is a common phenomenon which harms the driving safety in the use process of the highway, the subgrade sinks integrally due to the action of bearing higher load for a long time, the unevenness is formed, and different types of highway subgrade settlement prevention facilities appear in the market along with the deepening of the current highway construction.

In the aspect of settlement prevention, the roadbed in the prior art only relieves settlement of the roadbed by thickening the roadbed, the problem cannot be solved fundamentally, the service life of the highway cannot be prolonged to the maximum extent, and the use requirement of people cannot be met. Accordingly, a person skilled in the art provides a highway subgrade anti-settlement facility to solve the problems set forth in the above background art.

Disclosure of Invention

An object of the utility model is to provide a highway subgrade settlement prevention facility to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the highway subgrade settlement-proof facility comprises a pavement layer, wherein both sides of the pavement layer are provided with revetments, the lower side of the pavement layer is provided with a slag layer, the lower side of the slag layer is provided with a pebble layer, a vertical pipe sleeve is arranged in the pebble layer, both sides of the pebble layer are provided with underdrains, the lower side of the pebble layer is provided with a plurality of vertically symmetrical supports, one sides of the supports facing the center are provided with arch plates, pier bodies are arranged between the arch plates, a plurality of extending columns are arranged on the pier bodies, the center of each pier body is provided with a cylindrical compression-resistant column, both sides of each compression-resistant column are connected with connecting columns, the outer sides of the connecting columns and the outer sides of the pier bodies are both filled with an earthwork grid layer, the end parts of the two connecting columns are connected with elastic blocks which are of a symmetrical spindle-shaped structure, the upper and lower sides of the elastic blocks are connected with supporting columns, the concrete layer and the lower side of the slope protection are both rammed soil layers.

As a further proposal of the utility model, a tiled nylon net is arranged in the muck layer to enhance the integrity thereof.

As a further scheme of the utility model, be equipped with the through-hole on the inner wall of perpendicular pipe box, the lower extreme of perpendicular pipe box is connected with horizontal pipeline for collect and transport the rainwater.

As the utility model discloses the scheme of furthering again, extend the post and run through the arch board, extend the post intercommunication in the support of top, and be the setting of type eight characters of falling.

As the utility model discloses further scheme again, the outside of extending the post is equipped with anti-skidding line, and anti-skidding line is horizontal dislocation set.

As the utility model discloses scheme further again, the spliced pole is equipped with a plurality of extension boards at earthwork grid internal fixation, and the extension board sets up about the compressive column symmetry for strengthen the degree of combination with the earthwork grid layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in concentrate the rainwater under will permeating through perpendicular pipe box and arrange the blind ditch in, guarantee the drying of roadbed basement, the earthwork grid layer can effectually prevent that the concrete from taking place lateral displacement and fracture.

2. The setting of support, the pier body and elastic block, when vibration and road surface overload take place for the roadbed foundation, through the effect of arched plate, with the power dispersion, the inside vibrating force of roadbed foundation offsets gradually to avoid the roadbed foundation to take place to destroy because of the effect of shearing force.

Drawings

Fig. 1 is a schematic structural view of a highway subgrade settlement-preventing facility.

Fig. 2 is a schematic structural diagram of a connecting column in a highway subgrade anti-settlement facility.

Fig. 3 is a schematic perspective view of a pier body in the highway subgrade settlement prevention facility.

In the figure: 1. a pavement layer; 2. a slag soil layer; 3. a pebble layer; 4. a vertical pipe sleeve; 5. undermining the ditch; 6. a support; 7. a concrete layer; 8. extending the column; 9. an earthwork grid layer; 10. a support pillar; 11. a compression resistant column; 12. connecting columns; 13. an arch plate; 14. an elastic block; 15. slope protection; 16. a pier body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a settlement preventing facility for a road bed comprises a road surface layer 1, wherein two sides of the road surface layer 1 are provided with revetments 15, a slag soil layer 2 is arranged on a lower side of the road surface layer 1, a tiled nylon net is arranged in the slag soil layer 2 to enhance integrity thereof, a pebble layer 3 is arranged on a lower side of the slag soil layer 2, a vertical pipe sleeve 4 is arranged in the pebble layer 3, a through hole is arranged on an inner wall of the vertical pipe sleeve 4, a horizontal pipeline is connected to a lower end of the vertical pipe sleeve 4 for collecting and transporting rainwater, two sides of the pebble layer 3 are provided with a blind drain 5, a plurality of vertically symmetrical supports 6 are arranged on a lower side of the pebble layer 3, an arch plate 13 is arranged on one side of the supports 6 facing to the center, a pier body 16 is arranged between the arch plates 13, a plurality of extending columns 8 are arranged on, and is arranged in an inverted splayed shape, the outer side of the extension column 8 is provided with anti-skid grains which are arranged in a transverse staggered manner, the center of the pier body 16 is provided with a cylindrical compressive post 11, two sides of the compressive post 11 are connected with connecting posts 12, the outer sides of the connecting posts 12 and the pier body 16 are both filled with an earthwork grid layer 9, the connecting column 12 is fixedly provided with a plurality of elongated plates in the earthwork grid layer 9, the elongated plates are symmetrically arranged around the compression column 11, the end parts of the two connecting columns 12 are connected with elastic blocks 14, the elastic blocks 14 are in symmetrical spindle-shaped structures, the upper side and the lower side of each elastic block 14 are connected with supporting columns 10, the upper ends of the upper supporting columns 10 are connected with the lower sides of the pebble layers 3, the outside of support 6, support column 10, elastic block 14 and the downside of cobble layer 3 all are filled with concrete layer 7, and the downside of concrete layer 7 and bank protection 15 is the tamped soil layer.

The utility model discloses a theory of operation is: during the use, in rainy weather, road surface rainwater gets into the underdrain 5 through the sewer, be discharged, the infiltration water passes through dregs layer 2 and cobble layer 3, be collected in standpipe cover 4, flow into the underdrain 5 through the pipeline of bottom, keep the aridity of lower part bearing structure, the load on road surface is through the buffering and the dispersion of each aspect, for the pressure of concentrating on the face when conducting to concrete layer 7, pressure is dispersed again to arch shaped plate 13 through support 6, be supported and shift to both sides by pier body 16, through the conduction of spliced pole 12 and earthwork grid layer 9, turn into the pressure to elastic block 14, conduct a part of pressure to the road surface again through support column 10 on upper portion, a part disperses to concrete layer 7 in, can effectually avoid the shearing damage of basis because of the too big emergence of vibrational force, thereby reduce the foundation damage, the probability of taking place to subside.

The utility model discloses in concentrate the rainwater that will permeate and descend through erecting pipe box 4 and arrange the blind ditch 5 in, guarantee the drying of roadbed base, earthwork grid layer 9 can effectually prevent that the concrete from taking place lateral displacement and fracture, support 6, the setting of mound body 16 and elastic block 14, when roadbed basis takes place to vibrate and the road surface overloads, through arch shaped plate 13's effect, will exert oneself the dispersion, the inside vibratory force of roadbed basis is offset gradually to avoid roadbed basis to take place to destroy because of the effect of shearing force.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Highway subgrade settlement-prevention facility comprises a pavement layer (1) and is characterized in that both sides of the pavement layer (1) are provided with revetments (15), the lower side of the pavement layer (1) is provided with a slag soil layer (2), the lower side of the slag soil layer (2) is provided with a pebble layer (3), a vertical pipe sleeve (4) is arranged in the pebble layer (3), both sides of the pebble layer (3) are provided with concealed ditches (5), the lower side of the pebble layer (3) is provided with a plurality of vertically symmetrical supports (6), one side of the center of each support (6) is provided with an arch-shaped plate (13), a pier body (16) is arranged between the arch-shaped plates (13), a plurality of extending columns (8) are arranged on the pier body (16), the center of the pier body (16) is provided with cylindrical anti-pressure columns (11), both sides of the anti-pressure columns (11) are connected with connecting columns (12), and the outer sides of the connecting columns (, two the end connection of spliced pole (12) has elastic block (14), and elastic block (14) are the fusiform structure of symmetry, and the upper and lower both sides of elastic block (14) are connected with support column (10), and the downside of cobble layer (3) is connected to the upper end of top support column (10), the outside of support (6), support column (10), elastic block (14) and the downside of cobble layer (3) all fill concrete layer (7), and the downside of concrete layer (7) and bank protection (15) is the tamped soil layer.

2. The highway subgrade anti-settlement facility according to claim 1, characterized in that a tiled nylon mesh is arranged in the ballast layer (2).

3. The highway subgrade anti-settlement facility according to claim 1, characterized in that the inner wall of the vertical pipe sleeve (4) is provided with a through hole, and the lower end of the vertical pipe sleeve (4) is connected with a transverse pipeline.

4. The highway subgrade anti-settlement facility according to claim 1, characterized in that the extending column (8) penetrates through the arch plate (13), and the extending column (8) is communicated with the upper support (6) and is arranged in an inverted V shape.

5. The highway subgrade anti-settlement facility according to claim 1, characterized in that the outer side of the extension column (8) is provided with anti-slip lines which are arranged in a transverse staggered manner.

6. The highway subgrade anti-settlement facility according to claim 1, characterized in that the connecting columns (12) are fixedly provided with a plurality of elongated plates in the earthwork grid layer (9), and the elongated plates are symmetrically arranged about the compression columns (11).