CN220813893U - Highway subgrade slope protection structure - Google Patents
Highway subgrade slope protection structure Download PDFInfo
- Publication number
- CN220813893U CN220813893U CN202321233639.5U CN202321233639U CN220813893U CN 220813893 U CN220813893 U CN 220813893U CN 202321233639 U CN202321233639 U CN 202321233639U CN 220813893 U CN220813893 U CN 220813893U
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- Prior art keywords
- slope
- drainage
- butt joint
- reinforcement frame
- highway subgrade
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 39
- 210000001503 joint Anatomy 0.000 claims description 89
- 230000002787 reinforcement Effects 0.000 claims description 69
- 239000004568 cement Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 239000004927 clay Substances 0.000 abstract description 6
- 239000004576 sand Substances 0.000 abstract description 6
- 239000004575 stone Substances 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model relates to the field of highway subgrade slope engineering, and particularly discloses a highway subgrade slope protection structure which comprises a slope bottom supporting structure, a drainage reinforcing frame and a slope top fixing structure, wherein a plurality of drainage plates are arranged in the drainage reinforcing frame along the slope direction of a slope, the drainage plates are arranged up and down in parallel and are provided with slopes, the slope direction of each drainage plate is the same as the slope direction of the slope, a plurality of rows of drainage reinforcing frames are fixedly arranged along the length direction of the slope, two adjacent drainage reinforcing frames are fixedly connected, the upper drainage reinforcing frame and the lower drainage reinforcing frame are fixedly connected along the slope direction of the slope, the slope bottom supporting structure is fixedly connected at the bottom ends of the plurality of rows of drainage reinforcing frames, and the slope top fixing structure is fixedly connected at the top ends of the plurality of rows of drainage reinforcing frames. The problems that the drainage channel on the slope protection structure is blocked by the broken stone chips, the sand and the clay on the roadbed slope, the rainwater drainage speed is reduced, and even the rainwater cannot be drained are solved, so that the rainwater seeps into the roadbed, and the stability of the roadbed and the slope thereof is reduced.
Description
Technical Field
The utility model relates to the field of highway subgrade slope engineering, in particular to a highway subgrade slope protection structure.
Background
The protection and reinforcement measures are taken for protecting the roadbed slope surface in order to prevent diseases such as slide collapse of the roadbed slope surface and the like. The stability of the bare roadbed slope formed on the rock is affected by natural forces such as weathering, water flow, earthquake and the like and human activities, and often forms diseases such as flaking, slumping, collapse, scouring, landslide and the like besides the self structure, the property of rock and soil and the topography characteristic. At present, when the slope surface of the roadbed meets rainfall weather, particularly continuous rainfall weather, rainwater on the slope surface of the roadbed cannot be discharged in time, or accumulated water possibly exists on the slope after rainfall is finished and is not discharged, the rainwater possibly seeps into the roadbed, the bearing capacity of the roadbed is reduced, and the stability of the roadbed and the slope of the roadbed is reduced.
In the prior art, as in the roadbed slope protection structure proposed in China patent application number 202222097619.1, rainwater in the upper protection unit of the protection component flows along the inner wall of the third baffle plate and flows into the water channel from the drainage channel, and the rainwater is discharged out of the roadbed slope along the water channel; rainwater in the lower protection unit of the protection assembly flows into the upper protection unit of the next protection assembly through the communication groove on the second baffle. The roadbed is prevented from loosening, and the stability of the roadbed and the roadbed side slope is ensured. However, in the process of draining, the broken stone chips, sand and clay on the roadbed slope may block the drainage grooves on the first baffle and the communication grooves on the second baffle, so that the drainage speed of rainwater is reduced, and the rainwater cannot be drained through the protection unit, so that the rainwater seeps into the roadbed, and the stability of the roadbed and the roadbed slope is reduced.
Disclosure of utility model
1. Technical problem to be solved
The utility model provides a highway subgrade slope protection structure, which solves the problems that broken stone chips, sand and clay on a subgrade slope block a drainage channel on the slope protection structure, so that the drainage speed of rainwater is reduced, even the rainwater cannot be drained, and the rainwater infiltrates into the subgrade, and the stability of the subgrade and the slope of the subgrade is reduced.
2. Technical proposal
In order to achieve the above purpose, the utility model provides a highway subgrade slope protection structure, which comprises a slope bottom supporting structure, a drainage reinforcing frame and a slope top fixing structure, wherein the drainage reinforcing frame can drain and reinforce the slope, a plurality of drainage plates are arranged in the drainage reinforcing frame along the slope direction of the slope, the drainage plates are arranged up and down in parallel and are provided with slopes, the slope direction of each drainage plate is the same as the slope direction of the slope, a plurality of rows of drainage reinforcing frames are fixedly arranged along the length direction of the slope, each row of drainage reinforcing frames are arranged along the slope direction of the slope, two adjacent rows of drainage reinforcing frames are fixedly connected, two adjacent drainage reinforcing frames are fixedly connected along the slope direction of the slope, the slope bottom supporting structure is fixedly connected to the bottom ends of the drainage reinforcing frames in a plurality of rows, and the slope top fixing structure is fixedly connected to the top ends of the drainage reinforcing frames in a plurality of rows.
Preferably, the cross section of the drain board is an obtuse triangle, the large surface of the drain board is upwards and obliquely arranged, the gradient direction of the large surface of the drain board is consistent with the slope direction of the slope, and one side surface adjacent to the large surface of the drain board is embedded into the slope.
Preferably, the drainage reinforcement frame further comprises two side plates, the two side plates are arranged, the plurality of the drainage plates are parallel to each other up and down and fixedly connected between the two side plates, and the drainage reinforcement frame is fixed on the side slope through the two side plates.
Preferably, one end of the side plate is provided with a first butt joint groove, the other end of the side plate is provided with a first butt joint ridge matched with the first butt joint groove in size and position, and the upper adjacent drainage reinforcement frame and the lower adjacent drainage reinforcement frame are clamped in the first butt joint groove through the first butt joint ridge for splicing.
Preferably, the outer side surface of one side plate is provided with a second butt joint groove, the outer side surface of the other side plate is provided with a second butt joint ridge matched with the size and the position of the butt joint groove, and two adjacent rows of drainage reinforcement frames are clamped in the second butt joint groove through the second butt joint ridge for splicing.
Preferably, the cross sections of the first butt joint groove, the second butt joint groove, the first butt joint ridge and the second butt joint ridge are trapezoidal.
Preferably, a plurality of anti-skid grooves are formed in one side, close to the side slope, of the side plate along the slope direction of the side plate, and one side, provided with the anti-skid grooves, of the side plate is embedded into the side slope.
Preferably, the slope bottom supporting structure is a supporting drainage ditch, a plurality of clamping grooves or clamping ridges which are matched with the butt joint ridges or the butt joint grooves in size and position are formed in the upper edge of one side wall, close to the slope, of the supporting drainage ditch along the length direction, and the drainage reinforcing frame at the bottommost layer is clamped into the clamping grooves or the clamping ridges along the length direction and spliced in the butt joint grooves.
Preferably, the slope top fixing structure is an anti-seepage fixing plate, the lower edge of one side of the anti-seepage fixing plate, which is close to the side slope, is provided with a plurality of clamping grooves II or clamping grooves II which are matched with the first butt joint edges or the first butt joint grooves in size and position along the length direction, and the drainage reinforcing frame at the topmost layer is clamped into the clamping grooves II or the clamping grooves II through the first butt joint edges and spliced in the first butt joint grooves.
Preferably, cement slurry is poured into joints of two adjacent rows of the drainage reinforcing frames, two upper and lower adjacent drainage reinforcing frames, the supporting drainage ditches and the drainage reinforcing frames and the seepage-proofing fixing plates.
The utility model has the following beneficial effects:
1. The drainage plate of the drainage reinforcement frame is embedded into the slope at one side close to the slope, so that the contact area between the drainage reinforcement frame and the slope is increased, the friction force between the drainage reinforcement frame and the slope is increased, the slope is stabilized, meanwhile, the drainage plate can drain rainwater out of the slope, the impact force of the rainwater on the upper surface of the drainage plate is weakened, the impact force of the rainwater can be greatly weakened by the cooperation of the multiple rows of drainage plates, the drainage plate is durable, the slope is prevented from being eroded and destabilized, and the problems of broken stone chips, sand and clay blocking holes on the slope are not needed to be considered;
2. The cross section of the drainage plate of the drainage reinforcement frame is an obtuse triangle, and one side surface of the drainage plate adjacent to the large surface is embedded into the slope, so that the contact area between the drainage reinforcement frame and the slope surface of the slope can be increased, the friction force between the drainage reinforcement frame and the slope surface of the slope is further increased, and the stability of the slope is further improved;
3. The side of the side plate of the drainage reinforcement frame, which is provided with the anti-skid groove, is embedded into the slope, the anti-skid groove can increase the embedding force of the drainage reinforcement frame, and the relative sliding of the drainage reinforcement frame and the slope along the slope direction is prevented;
4. The first butt joint groove, the second butt joint groove, the first butt joint ridge and the second butt joint ridge are arranged in a trapezoid shape in cross section, so that the two adjacent drainage reinforcement frames can be aligned conveniently, the two adjacent drainage reinforcement frames are spliced more quickly, and the construction efficiency is improved;
5. The slope protection structure can be stabilized in the setting of supporting escape canal and prevention of seepage fixed plate, prevents that the slope protection structure from sliding along slope face or its length direction, and prevention of seepage fixed plate can prevent in the rainwater from the slope top infiltration side slope simultaneously.
Drawings
FIG. 1 is a schematic view of the overall structure of a highway subgrade slope protection structure according to the present utility model;
FIG. 2 is a schematic view of a drainage reinforcement frame and a right side panel structure of a highway subgrade slope protection structure according to the present utility model;
FIG. 3 is a schematic view of a drainage reinforcement frame and left side panel structure of a highway subgrade slope protection structure according to the present utility model;
FIG. 4 is a sectional view of a drainage reinforcement frame of the highway subgrade slope protection structure according to the present utility model;
Fig. 5 is a schematic diagram illustrating connection between a drainage reinforcement frame and a roadbed slope of a highway roadbed slope protection structure according to the present utility model.
1, Roadbed; 2. supporting the drainage ditch; 3. a drainage reinforcement frame; 31. a side plate; 311. a butt joint groove I; 312. butt joint stupefied I; 313. a butt joint groove II; 314. an anti-skid groove; 315. butt joint of the second ridge; 32. a drain plate; 4. and (5) an anti-seepage fixing plate.
Detailed Description
The present utility model is described in further detail below with reference to the drawings and examples to enable those skilled in the art to practice the utility model by referring to the description.
The utility model provides a highway subgrade slope protection structure, which is shown in fig. 1 and 2 and comprises a slope bottom supporting structure, a drainage reinforcement frame 3 capable of draining and reinforcing a slope and a slope top fixing structure, wherein a plurality of drainage plates 32 are arranged in the drainage reinforcement frame 3 along the slope direction of the slope, the drainage plates 32 are arranged up and down in parallel and are provided with slopes, the slope direction of the drainage plates 32 is the same as the slope direction of the slope, one side of the drainage plates 32 close to the slope is embedded into the slope, a plurality of rows of drainage reinforcement frames 3 are fixedly arranged along the length direction of the slope, a plurality of drainage reinforcement frames 3 are arranged along the slope direction of the slope, two adjacent drainage reinforcement frames 3 are fixedly connected along the slope direction of the slope, the slope bottom supporting structure is fixedly connected to the bottom ends of the plurality of rows of drainage reinforcement frames 3, and the slope top fixing structure is fixedly connected to the top ends of the plurality of rows of drainage reinforcement frames 3. The drain board 32 of the drain reinforcing frame 3 is embedded in the slope near one side of the slope, so that the contact area between the drain reinforcing frame 3 and the slope surface can be increased, the friction force between the drain reinforcing frame 3 and the slope surface can be increased, the slope surface can be stabilized, meanwhile, the drain board 32 can drain rainwater out of the slope surface, the impact force of the rainwater on the upper surface of the drain board 32 is weakened, the multiple rows of drain boards 32 are matched with the impact force of the rainwater to weaken the impact force of the rainwater greatly, the drain board 32 is durable, the slope surface is prevented from being scoured and unstable, and the problems of broken stone chips, sand and clay blocking holes on the slope are not needed to be considered.
As shown in fig. 2, the drainage reinforcement frame 3 further includes two side plates 31, a plurality of drainage plates 32 parallel to each other up and down are fixedly connected between the two side plates 31, and the drainage reinforcement frame 3 is fixed on the side slope through the two side plates 31.
As shown in fig. 2 and 3, one end of the side plate 31 is provided with a first butt joint groove 311, the other end of the side plate 31 is provided with a first butt joint ridge 312 matched with the first butt joint groove 311 in size and position, and two upper and lower adjacent drainage reinforcement frames 3 are spliced in the first butt joint groove 311 through the first butt joint ridge 312.
As shown in fig. 2 and 3, the outer side surface of one side plate 31 is provided with a second butt joint groove 313, the outer side surface of the other side plate 31 is provided with a second butt joint ridge 315 matched with the size and the position of the butt joint groove, and two adjacent rows of drainage reinforcement frames 3 are spliced in the second butt joint groove 313 through the second butt joint ridge 315.
As shown in fig. 2 and 3, the cross sections of the first butt joint groove 311, the second butt joint groove 313, the first butt joint ridge 312 and the second butt joint ridge 315 are trapezoidal. Therefore, the two adjacent drainage reinforcing frames 3 and the two upper and lower adjacent drainage reinforcing frames 3 can be conveniently aligned, splicing is carried out more quickly, and the construction efficiency is improved.
As shown in fig. 2, 3 and 5, a plurality of anti-slip grooves 314 are formed in the side of the side plate 31 adjacent to the side slope in the direction of the side slope, and the side of the side plate 31 provided with the anti-slip grooves 314 is embedded in the side slope.
As shown in fig. 4, the cross section of the drain plate 32 is an obtuse triangle, the large surface of the drain plate 32 is inclined upward, the slope direction of the large surface of the drain plate 32 is consistent with the slope direction of the slope, and one side surface of the drain plate 32 adjacent to the large surface is embedded in the slope. The cross section of the drain plate 32 of the drain reinforcing frame 3 is an obtuse triangle, and one side surface adjacent to the large surface of the drain plate is embedded into the slope, so that the contact area between the drain reinforcing frame 3 and the slope surface can be increased, the friction force between the drain reinforcing frame 3 and the slope surface can be further increased, and the stability of the slope can be further improved.
As shown in fig. 1, the slope bottom supporting structure is a supporting drainage ditch 2, and a plurality of clamping grooves or clamping ribs which are matched with the size and the position of the butt joint rib first 312 or the butt joint groove first 311 are formed on the upper edge of one side wall, close to the slope, of the supporting drainage ditch 2 along the length direction, and the drainage reinforcement frame 3 at the bottommost layer is clamped into the clamping groove first 312 or the clamping rib first is clamped into the butt joint groove first 311 for splicing.
As shown in fig. 1, the slope top fixing structure is an anti-seepage fixing plate 4, the lower edge of one side of the anti-seepage fixing plate 4 close to the slope is provided with a plurality of clamping grooves II or clamping grooves II which are matched with the first butt joint edges 312 or the first butt joint grooves 311 in size and position along the length direction, and the drainage reinforcing frame 3 at the top layer is clamped into the clamping grooves II or the clamping grooves II are clamped into the first butt joint grooves 311 for splicing through the first butt joint edges 312.
Cement slurry is filled into joints of two adjacent drainage reinforcing frames 3, two upper and lower adjacent drainage reinforcing frames 3, the supporting drainage ditch 2 and the drainage reinforcing frames 3 and the seepage-proofing fixed plate 4. Can further increase the water-proof effects of slope protection structure.
According to the utility model, the bottom-most drainage reinforcement frame 3 is fixedly spliced on the upper edge of one side wall of the supporting drainage ditch 2, which is close to the side slope, so that the butt joint edge I312 is clamped into the clamping groove I or the clamping edge I is clamped into the butt joint groove I311, thus the bottom-most drainage reinforcement frame 3 and the supporting drainage ditch 2 are more firmly spliced, relative sliding of the two sides along the length direction of the side slope is prevented, the butt joint edge II 315 of two adjacent bottom-most drainage reinforcement frames 3 is clamped into the butt joint groove II 313, one side of the side plate 31 of the bottom-most drainage reinforcement frame 3, which is provided with the anti-skid groove 314, is embedded into the side slope, the anti-skid groove 314 can increase the embedding force of the drainage reinforcement frame 3, prevent the relative sliding of the drainage reinforcement frame 3 and the side slope along the slope direction from affecting the stability of the side slope, and splice the upper-most drainage reinforcement frame 3 on the bottom-most drainage reinforcement frame 3, the first butt joint edge 312 at the bottom end of the upper layer drainage reinforcement frame 3 is clamped into the butt joint groove at the top end of the bottom layer drainage reinforcement frame 3, or the first butt joint edge 312 at the top end of the bottom layer drainage reinforcement frame 3 is clamped into the butt joint groove at the bottom end of the upper layer drainage reinforcement frame 3, the second butt joint edge 315 of the upper layer drainage reinforcement frame 3 which is adjacent to two rows and is positioned at the bottom layer is clamped into the second butt joint groove 313, one side of the side plate 31 of the layer drainage reinforcement frame 3 provided with the anti-slip groove 314 is embedded into the side slope, then the drainage reinforcement frame 3 is sequentially upwards arranged along the slope, finally, the anti-seepage fixing plate 4 is constructed on the top layer drainage reinforcement frame 3, the top layer drainage reinforcement frame 3 is clamped into the second butt joint groove or the first butt joint edge 311 through the first butt joint edge, the anti-seepage fixing plate 4 can prevent rainwater from penetrating into the side slope from the top, meanwhile, the second clamping groove or the second clamping edge can prevent relative sliding with the top layer drainage reinforcement frame 3, the stability of the side slope is further increased, the cross section of the drain board 32 of the drain reinforcing frame 3 is an obtuse triangle, one side surface of the drain board adjacent to the large surface is embedded into the side slope, the contact area between the drain reinforcing frame 3 and the side slope can be increased, the friction force between the drain reinforcing frame 3 and the side slope is further increased, the effect of stabilizing the side slope can be achieved, meanwhile, the large surface of the drain board 32 is upwards and outwards inclined, rainwater can be discharged out of the side slope, the impact force of the rainwater on the upper surface of the drain board 32 is weakened, the multiple rows of drain boards 32 are matched to weaken the impact force of the rainwater greatly, the drain board 32 is durable, the side slope is prevented from being scoured and unstable, and the problems of broken stone chips, sand and clay blocking holes on the side slope are not needed to be considered.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (10)
1. The utility model provides a highway subgrade slope protective structure, its characterized in that, include slope bottom bearing structure, can drain and consolidate drainage reinforcement frame (3) and the slope top fixed knot of side slope, along the slope to being equipped with polylith drain bar (32) in drainage reinforcement frame (3), polylith parallel arrangement and be equipped with the slope about drain bar (32), the slope orientation of drain bar (32) is the same with the slope orientation of side slope, drainage reinforcement frame (3) are equipped with multirow and every row along the length direction fixed mounting of side slope drainage reinforcement frame (3) are equipped with a plurality of along the slope of side slope, adjacent two rows drainage reinforcement frame (3) fixed connection about the slope direction fixed connection of side slope is followed to drainage reinforcement frame (3), slope bottom bearing structure fixed connection is in the multirow the bottom of drainage reinforcement frame (3), slope top fixed knot constructs fixed connection is in the multirow the top of drainage reinforcement frame (3).
2. The highway subgrade slope protection structure according to claim 1, characterized in that the cross section of the drain plate (32) is an obtuse triangle, the large surface of the drain plate (32) is upward and obliquely arranged, the gradient direction of the large surface of the drain plate (32) is consistent with the slope direction of the slope, and one side surface of the drain plate (32) adjacent to the large surface is embedded into the slope.
3. The highway subgrade slope protection structure according to claim 1, wherein said drainage reinforcement frame (3) further comprises side plates (31), said side plates (31) are provided with two, a plurality of drainage plates (32) parallel to each other up and down are fixedly connected between said two side plates (31), and said drainage reinforcement frame (3) is fixed on the slope through said two side plates (31).
4. A highway subgrade slope protection structure according to claim 3, characterized in that one end of said side plate (31) is provided with a first butt joint groove (311), the other end of said side plate (31) is provided with a first butt joint ridge (312) matched with the size and position of said first butt joint groove (311), and two adjacent upper and lower drainage reinforcement frames (3) are spliced in said first butt joint groove (311) by said first butt joint ridge (312).
5. The highway subgrade slope protection structure according to claim 4, wherein a second butt joint groove (313) is formed on the outer side surface of one side plate (31), a second butt joint ridge (315) matched with the second butt joint groove in size and position is formed on the outer side surface of the other side plate (31), and two adjacent rows of drainage reinforcement frames (3) are spliced in the second butt joint groove (313) through the second butt joint ridge (315) in a clamping mode.
6. The highway subgrade slope protection structure according to claim 5, wherein the cross sections of said first butt joint groove (311), said second butt joint groove (313), said first butt joint ridge (312) and said second butt joint ridge (315) are all trapezoidal.
7. A highway subgrade slope protection structure according to claim 3, characterized in that a plurality of anti-slip grooves (314) are formed in the side of said side plate (31) close to the slope along the slope direction thereof, and the side of said side plate (31) provided with said anti-slip grooves (314) is embedded into the slope.
8. The highway subgrade slope protection structure according to claim 4, wherein the slope bottom supporting structure is a supporting drainage ditch (2), a plurality of clamping grooves I or clamping ridges I matched with the butt joint ridges I (312) or the butt joint grooves I (311) in size and position are formed in the upper edge of one side wall, close to the slope, of the supporting drainage ditch (2), and the drainage reinforcement frame (3) at the bottommost layer is clamped into the clamping grooves I or the clamping ridges I are clamped into the butt joint grooves I (311) through the butt joint ridges I (312) for splicing.
9. The highway subgrade slope protection structure according to claim 8, characterized in that the slope top fixing structure is an anti-seepage fixing plate (4), a plurality of clamping grooves II or clamping edges II which are matched with the first butt joint edges (312) or the first butt joint grooves (311) in size and position are formed in the lower edge of one side, close to the slope, of the anti-seepage fixing plate (4) along the length direction, and the top-most drainage reinforcing frame (3) is clamped into the second clamping grooves or the second clamping edges are clamped into the first butt joint grooves (311) through the first butt joint edges (312) for splicing.
10. The highway subgrade slope protection structure according to claim 9, wherein two adjacent rows of drainage reinforcement frames (3), two upper and lower adjacent drainage reinforcement frames (3), joints of the drainage reinforcement frames (3) and the supporting drainage ditch (2) and joints of the drainage reinforcement frames (3) and the seepage-proofing fixing plates (4) are filled with cement slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233639.5U CN220813893U (en) | 2023-05-19 | 2023-05-19 | Highway subgrade slope protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233639.5U CN220813893U (en) | 2023-05-19 | 2023-05-19 | Highway subgrade slope protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220813893U true CN220813893U (en) | 2024-04-19 |
Family
ID=90709944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321233639.5U Active CN220813893U (en) | 2023-05-19 | 2023-05-19 | Highway subgrade slope protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220813893U (en) |
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2023
- 2023-05-19 CN CN202321233639.5U patent/CN220813893U/en active Active
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