CN217479875U - Reinforced roadbed and pavement with geotechnical permeable pipes inside - Google Patents

Abstract

The application relates to the technical field of building construction, and discloses a reinforced roadbed pavement with geotechnical permeable pipes inside, which comprises a foundation, wherein a drainage channel is arranged inside the foundation, the top of the drainage channel is fixedly connected with a protective frame, the protective frame is in a shape of shrinking bottom, the geotechnical permeable pipes are arranged inside the protective frame, the other reinforced cover plate is moved downwards to drive the third connecting rod and the first connecting rod to be clamped and fixed, finally, the two reinforced cover plates and the two protective frames are fixed, and then the single protective frames are effectively spliced, so that the stability among the protective frames is effectively enhanced, the integral protective effect of the protective frames is improved, the problems that the single protective frames are disconnected and the stability of resisting external force is weak are avoided, and the service life of the geotechnical permeable pipes in the single protective frame is easily shortened are solved, effectively strengthen the connection between the geotechnical permeable pipes and further be more beneficial to saving resources.

Description

Reinforced roadbed and pavement with geotechnical permeable pipes inside

Technical Field

The application relates to the technical field of building construction, in particular to a reinforced roadbed pavement with a geotechnical permeable pipe inside.

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 mainly has the functions of providing necessary conditions for track or road surface laying and train or traveling operation, bearing static load and dynamic load of the track and rolling stock or road surface and traffic load, and simultaneously transmitting and diffusing the load to the deep part of the foundation, and on the longitudinal section, the roadbed must ensure the required elevation of a line; on the plane, the roadbed, the bridge and the tunnel are connected to form a complete through line, and the roadbed plays an important role in construction quantity, floor area and investment in civil engineering.

At present, some roads are paved with geotextile permeable pipes to improve the water permeability inside the roadbed, however, in the installation of geotextile permeable pipes, because the geotextile permeable pipes are made of softer materials, and then the geotextile permeable pipes are often installed to use a protective frame to protect the permeable pipes, so as to prevent the permeable pipes from being damaged in use, and further influence the use effect of the permeable pipes, however, in the installation of the existing permeable pipes and protective frames, most of the permeable pipes are singly combined into a whole, the protection and the use of each permeable pipe are not connected with each other, but in the process of using a foundation, the sunken parts may have certain settlement due to the fact that the flatness of a pavement layer is not horizontal enough, and further under the condition that vehicles continuously drive through, because the single protective frame and the permeable pipes are not connected with other protective frames and the permeable pipes, the single protective frame and the permeable pipes have weaker resistance to the application force of an upper layer structure, and then subside ground and must produce the squeezing action to solitary protective frame and the pipe of permeating water, and then produce the extrusion to the pipe of permeating water easily, finally influence the single effect and the normal use of permeating water pipe, and then influence the whole result of use of permeating water pipe, further reduce the single life of permeating water pipe, and then be unfavorable for the energy can be saved.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, this application provides an inside has geotechnological enhancement road bed road surface of permeating water pipe, possesses the life that can improve geotechnological pipe of permeating water, can permeate water to geotechnological pipe and protect advantages such as, has solved because single protective frame is not a whole with the pipe of permeating water, and then reduces single life's of permeating water pipe problem.

In order to realize the above-mentioned life that can improve the geotechnological pipe of permeating water, can permeate water the pipe to the geotechnological and carry out the purpose of protection, this application provides following technical scheme: a reinforced roadbed pavement with a geotechnical permeable pipe inside comprises a foundation, wherein a water drainage groove is formed inside the foundation, a protective frame is fixedly connected to the top of the water drainage groove, the protective frame is in a shape of shrinking at the bottom, the geotechnical permeable pipe is arranged inside the protective frame, a reinforced cover plate is movably connected to the top of the protective frame, a permeable hole is formed in the top of the reinforced cover plate, a gravel layer is fixedly connected to the top of the reinforced cover plate, a pavement layer is fixedly connected to the top of the gravel layer, first grooves are formed in the front and rear tops of the protective frame, the two first grooves are identical in structure, the first grooves are formed in the extending direction of the protective frame, a second groove is formed in the front wall of the first groove, a clamping and fixing device is arranged inside the second groove and comprises a first spring, first spring fixed connection is at the antetheca in the second recess, the rear end fixedly connected with movable rod of first spring, be provided with protection stabilising arrangement on the enhancement apron, protection stabilising arrangement includes the head rod, head rod fixed connection is in the front side of strengthening the apron, the rear side fixedly connected with third connecting rod of strengthening the apron, the shape of head rod and third connecting rod is "L" type and is the central symmetry form setting.

Preferably, the rear end of the movable rod is semicircular, the movable rod is connected with the second groove in a sliding mode, and the movable rod is connected with the first groove in a sliding mode.

Preferably, strengthen the equal fixedly connected with connecting plate in bottom around the apron, below the connecting plate bottom towards one side of second recess for the slope form, the structure on two connecting plates is the same all, the round hole has been seted up to the inside of connecting plate, the movable rod is at the inside sliding connection of round hole, the connecting plate is at the inside sliding connection of first recess.

Preferably, the top fixedly connected with second connecting rod of head rod, the shape of second connecting rod is the arrow point form, equal fixedly connected with second spring around the second connecting rod, two the structure homogeneous phase of second spring, the one end fixedly connected with fixture block of second connecting rod, two are kept away from to the second spring the fixture block slide connection around with the second connecting rod respectively.

Preferably, the front side and the rear side of the second connecting rod are both provided with sliding grooves, the two sliding grooves are identical in structure, one side, close to the second connecting rod, of the clamping block is fixedly connected with a movable plate, the movable plate is connected with the sliding grooves in a sliding mode, and the movable plate and the sliding grooves are in a convex shape and are matched with each other.

Preferably, a third groove is formed in the third connecting rod, fourth grooves are formed in the front inner wall and the rear inner wall of the third groove, the second connecting rod is connected to the third groove in a sliding mode, and the clamping block is connected to the fourth groove in a sliding mode.

In view of the above, it is desirable to provide,

1. this inside has geotechnological enhancement road bed road surface of permeating water pipe, it is fixed to strengthen the joint that the apron further drives between third connecting rod and the head rod through another enhancement apron of lapse, it is fixed between two enhancement apron and two protective frame finally to accomplish, and then splice between the single protective frame effectively, strengthen the stability between the protective frame effectively, improve the holistic protective effect of protective frame, avoid because the stability that does not have the relation and resist external force between the single protective frame is more weak, and then reduce the life of geotechnological pipe of permeating water in the single protective frame easily, strengthen the relation between the geotechnological pipe of permeating water effectively, further improvement geotechnological holistic life of pipe of permeating water, and then more be favorable to saving the resource.

2. This inside has geotechnique's reinforced roadbed road surface of permeating water pipe because the shape of second connecting rod is the arrow point form, and then gets into more smoothly in the inside of third recess at the second connecting rod, has the promotion effect to the inside that the fixture block card advances the fourth recess effectively, has improved the result of use of integrated device effectively.

3. This inside has enhancement road bed road surface of geotechnological pipe of permeating water, through will strengthening the apron and move down, and then drive the inside that the connecting plate card advances first recess, finally accomplish the joint fixed action of protecting frame to strengthening the apron, and then strengthen the apron effectively and be in the same place with the protecting frame is fixed, and then accomplish and strengthen the guard action of apron to the protecting frame top, the effect that the pipe has the protection to geotechnological pipe of permeating water in the protecting frame simultaneously, the rubble of avoiding strengthening the apron top gets into the inside of protecting frame, the water permeability to the geotechnological pipe of permeating water causes the influence, the result of use of the pipe of permeating water has been improved effectively, and then prevent that the inside deposit moisture of ground from influencing the use to the ground, and then reduce the life of ground, the change rate of ground is improved, be unfavorable for the energy can be saved.

4. This inside has geotechnological tub of permeating water's enhancement road bed road surface, because the big or small permeable broken stone in the hole of permeating water, and then with the moisture that contains in surface course and the broken stone layer effectively, when perpendicular infiltration downwards enter into geotechnological permeable pipe's inside through the hole of permeating water smoothly, make geotechnological permeable pipe accomplish the collection to moisture in the ground, and promote the discharge of moisture in the ground, prevent moisture simultaneously and carry the inside that the broken stone enters into the protective frame through the broken stone layer, and then permeate water the pipe through the broken stone and cause the damage to geotechnological, better protect the protective frame.

5. This inside has geotechnique's enhancement road bed road surface of permeating water pipe, because the shape of protecting frame is the bottom shrink form, open-top through the protecting frame is greater than the bottom effectively, and then more be favorable to geotechnique to permeate water the pipe and collect effectively the moisture that gets off from the top infiltration, the moisture collection effect that makes geotechnique permeate water the pipe is more high-efficient, more be favorable to collecting the drainage to the moisture in the ground, prevent the sewage sinuous flow in the ground and polluted environment, make the drainage function more green in the ground.

6. This inside has geotechnological enhancement road bed road surface of permeating water pipe because the shape of head rod and third connecting rod is "L" type and is the central symmetry form setting, and then after the inside of third connecting rod card income head rod, can increase two wholes and the stability of strengthening between the apron, further strengthen geotechnological connection stability between the pipe of permeating water.

Drawings

FIG. 1 is a schematic view of a reinforced subgrade pavement structure with a permeable geotechnical pipe therein according to the present application;

FIG. 2 is a schematic structural diagram of a protection frame according to the present application;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic structural diagram of a first connecting rod according to the present application;

FIG. 5 is a schematic view of a third connecting rod according to the present application;

FIG. 6 is an enlarged structural view of the application at B in FIG. 4;

fig. 7 is a schematic structural diagram of a third groove of the present application.

Description of the reference numerals:

1. a foundation; 2. a pavement layer; 3. a crushed stone layer; 4. reinforcing the cover plate; 5. a protective frame; 6. a permeable pipe for soil engineering; 7. a water discharge tank; 8. water permeable holes; 9. a connecting plate; 10. a circular hole; 11. a first groove; 12. a second groove; 13. a first spring; 14. a movable rod; 15. a first connecting rod; 16. a second connecting rod; 17. a second spring; 18. a clamping block; 19. a movable plate; 20. a chute; 21. a third connecting rod; 22. a third groove; 23. and a fourth groove.

Detailed Description

Referring to fig. 1, the present application provides a new technical solution: the utility model provides an inside has enhancement road bed road surface that geotechnological pervious pipe is including ground 1, a plurality of water drainage tank 7 have been seted up to ground 1's inside, concrete quantity is decided according to actual conditions, the structure homogeneous phase in a plurality of water drainage tank 7 is the same, water drainage tank 7 can be discharged the water that produces in the ground effectively, prevent that moisture from remaining in ground 1's inside, influence ground 1's stability, water drainage tank 7's top fixedly connected with protecting frame 5, protecting frame 5's shape is the bottom shrink form, protecting frame 5's inside is provided with geotechnological pervious pipe 6, protect geotechnological pervious pipe 6 through protecting frame 5, prevent that geotechnological pervious pipe 6 from using in ground 1's inside and producing the damage, the effect that geotechnological pervious pipe 6 has the protection.

In addition, the top of the protective frame 5 is movably connected with a reinforced cover plate 4, the top of the reinforced cover plate 4 is provided with a plurality of water permeable holes 8, the specific number is determined according to the actual situation, the size of the water permeable holes 8 can be permeable to water and can not permeate broken stones, the reinforced cover plate 4 is made of reinforced concrete materials, the bearing strength of the road bed and the road surface can be effectively enhanced, meanwhile, the top of the protective frame 5 has a certain protective effect, the top of the reinforced cover plate 4 is fixedly connected with the gravel layer 3, the gravel layer 3 is composed of high-quality gravel or crushed gravel, the gravel layer 3 mainly plays a role in diffusion stress and drainage for treating soft foundations, can accelerate the consolidation and the settlement of lower part soil layer, the top fixedly connected with surface course 2 of metalling 3, surface course 2 is the material by pitch mostly, surface course 2 directly bears the vertical force of driving load, horizontal force and the vehicle body back produced vacuum suction's repeated action.

Referring to fig. 2-3, the front and rear tops of the protection frame 5 are both provided with first grooves 11, the two first grooves 11 have the same structure, and the first grooves 11 are provided along the extending direction of the protection frame 5, the front wall of the first grooves 11 is provided with second grooves 12, the front wall of the second grooves 12 is fixedly connected with a plurality of first springs 13, the specific number is determined according to the actual situation, the plurality of first springs 13 have the same structure, the rear end of the first spring 13 is fixedly connected with a movable rod 14, the rear end of the movable rod 14 is semicircular, the movable rod 14 is slidably connected inside the second grooves 12, the movable rod 14 slides back and forth inside the second grooves 12, the movable rod 14 is slidably connected inside the first grooves 11, the movable rod 14 slides back and forth inside the first grooves 11, the front and rear bottoms of the reinforcing cover plates 4 are both fixedly connected with connecting plates 9, wherein, below the bottom of connecting plate 9 towards one side of second recess 12 for the slope form, and the structure on two connecting plates 9 is all the same, and a plurality of round holes 10 have been seted up to the inside of connecting plate 9, and movable rod 14 slides around round hole 10 is inside at the inside sliding connection of round hole 10, and movable rod 14 slides around round hole 10 is inside, and connecting plate 9 slides from top to bottom in the inside sliding connection of first recess 11, and connecting plate 9 slides from top to bottom in the inside of first recess 11.

When the foundation 1 is laid, the top of the drainage channel 7 is fixedly connected with a protective frame 5, a soil engineering water permeable pipe 6 is placed in the protective frame 5, then two connecting plates 9 are aligned to two first grooves 11, then the reinforcing cover plate 4 is moved downwards, the reinforcing cover plate 4 moves downwards to drive the two connecting plates 9 to move downwards, because the bottom of the connecting plates 9 is in an inclined shape, when the connecting plates 9 move downwards, the front sides of the connecting plates 9 start to extrude the movable rods 14, at the moment, the movable rods 14 start to move forwards under the extrusion of the connecting plates 9, the movable rods 14 start to extrude the first springs 13 when moving forwards, the movable rods 14 move into the second grooves 12, when the connecting plates 9 fully move into the first grooves 11, the round holes 10 are positioned at the rear sides of the movable rods 14, at the moment, the movable rods 14 are not extruded by the connecting plates 9 any more, and reset under the elastic force of the first springs 13, at this moment, the movable rod 14 starts to move backwards, the movable rod 14 enters into the round hole 10, the movable rod 14 completes clamping and fixing of the connecting plate 9 at this moment, and then the protective frame 5 completes clamping and fixing of the reinforcing cover plate 4.

To strengthen apron 4 installation back that finishes, rubble layer 3 is laid at the top of strengthening apron 4, road surface layer 2 is laid at the top of rubble layer 3, and then the completion is to laying of ground 1, when running into rainy weather, downward infiltration after the rainwater is received at road surface layer 2's top, later enter into the inside of rubble layer 3, the rainwater reachs the top of strengthening apron 4 through rubble layer 3, later enter into the inside of geotechnique's pipe 6 of permeating water through the hole 8 of permeating water, finally enter into the inside of water drainage tank 7, will accomplish through the moisture in the ground 1 and collect the drainage.

Through strengthening apron 4 downstream, and then drive the inside of connecting plate 9 card advance first recess 11, finally accomplish protective frame 5 to strengthening apron 4 joint fixed action, and then strengthen apron 4 and protective frame 5's fixed effectively, and then accomplish and strengthen apron 4 to the guard action at protective frame 5 top, the effect that the pipe 6 has the protection is permeated to the geotechnique in the protective frame 5 simultaneously, the rubble of avoiding strengthening apron 4 top gets into protective frame 5's inside, the water permeability of the pipe 6 that permeates water to the geotechnique leads to the fact the influence, the result of use of the pipe 6 that permeates water to the geotechnique has been improved effectively, and then prevent that the inside deposit moisture of foundation 1 from influencing the use to foundation 1, and then reduce foundation 1's life, improve foundation 1's replacement rate, be unfavorable for the energy can be saved.

Wherein, because the size water-permeable impervious rubble of hole 8 of permeating water, and then effectively with the moisture that contains in pavement layer 2 and the metalling 3, when perpendicularly infiltrating downwards enter into the inside of geotechnological pervious pipe 6 through hole 8 of permeating water smoothly, make geotechnological pervious pipe 6 accomplish the collection to moisture in the ground, and promote the discharge of moisture in the ground 1, prevent moisture simultaneously and carry the inside that the rubble enters into protective frame 5 through metalling 3, and then lead to the fact the damage to geotechnological pervious pipe 6 through the rubble, better protect the protective frame.

In addition, because the shape of protective frame 5 is the setting of bottom shrink form, can be greater than the bottom through protective frame 5's open-top, and then more be favorable to geotechnological pipe 6 of permeating water to collect effectively the moisture that gets off from the top infiltration, make geotechnological pipe 6's moisture collection effect more high-efficient, more be favorable to collecting the drainage to the moisture in the ground 1, prevent the sewage in the ground sinuous flow and polluted environment, make the drainage function in the ground 1 more green.

Meanwhile, the rear end of the movable rod 14 is semicircular, so that the movable rod 14 can smoothly enter the circular hole 10, the phenomenon that the movable rod 14 is blocked when being reset under the elastic action of the first spring 13 is effectively avoided, the clamping efficiency of the connecting plate 9 is further influenced, and the use of the whole device is further promoted.

In addition, referring to fig. 4-6, a first connecting rod 15 is fixedly connected to the front side of the reinforced cover plate 4, a third connecting rod 21 is fixedly connected to the rear side of the reinforced cover plate 4, the first connecting rod 15 and the third connecting rod 21 are both L-shaped and are arranged in a central symmetry manner, a second connecting rod 16 is fixedly connected to the top of the first connecting rod 15, the second connecting rod 16 is arrow-shaped, second springs 17 are fixedly connected to the front and rear sides of the second connecting rod 16, the two second springs 17 have the same structure, a clamping block 18 is fixedly connected to one end of the second spring 17 away from the second connecting rod 16, the clamping blocks 18 on both sides are respectively connected to the front and rear sides of the second connecting rod 16 in a sliding manner, the two clamping blocks 18 slide back and forth on the front and rear sides of the second connecting rod 16, sliding grooves 20 are formed on both front and rear sides of the second connecting rod 16, and the structures in the two sliding grooves 20 are the same, a movable plate 19 is fixedly connected to one side of the clamping block 18 close to the second connecting rod 16, the movable plate 19 is slidably connected inside the sliding groove 20, the movable plate 19 slides back and forth inside the sliding groove 20, and the movable plate 19 and the sliding groove 20 are in a convex shape and are matched with each other.

The movable plate 19 and the sliding groove 20 are both in a shape of a Chinese character 'tu' and are matched with each other, so that the sliding groove 20 can effectively limit the moving range of the movable plate 19, the movable plate 19 can only move back and forth, and the stability of the movable plate 19 in moving is ensured, thereby being beneficial to improving the stability of the movable plate 19 assisting the subsequent structure in moving.

Referring to fig. 7, a third groove 22 is formed in the third connecting rod 21, fourth grooves 23 are formed in the front and rear inner walls of the third groove 22, the second connecting rod 16 is slidably connected in the third groove 22, the second connecting rod 16 slides up and down in the third groove 22, the latch 18 is slidably connected in the fourth groove 23, and the latch 18 slides back and forth in the fourth groove 23.

After one reinforcing cover plate 4 is installed, the surrounding reinforcing cover plates 4 need to be installed, in the installation of the other reinforcing cover plate 4, the third connecting rod 21 is aligned with the inside of the first connecting rod 15 and moves downwards at the same time when the connecting plate 9 is aligned with the first groove 11, the third connecting rod 21 moves downwards to drive the third groove 22 to gradually approach the top of the second connecting rod 16, after the third groove 22 moves to the top of the second connecting rod 16, the third groove 22 continues to move downwards, at the moment, the second connecting rod 16 enters the inside of the third groove 22, after the third groove 22 moves to the surface of the clamping block 18, the inner wall of the third groove 22 starts to press the surface of the clamping block 18, at the moment, the clamping block 18 starts to move to the side close to the second connecting rod 16 and simultaneously starts to press the second spring 17, after the second connecting rod 16 fully enters the inside of the third groove 22, at this moment, the fourth groove 23 moves to the position of the fixture block 18, the fixture block 18 is not blocked by the inner wall of the third groove 22, the fixture block 18 resets under the elastic force action of the second spring 17, the fixture block 18 is successfully clamped into the fourth groove 23, and finally, the reinforced cover plate 4 and the other reinforced cover plate 4 are clamped and fixed while the reinforced cover plate 4 and the protective frame 5 are fixed.

Through another reinforced cover plate 4 of downstream, and then it is fixed to drive the joint between third connecting rod 21 and the head rod 15, finally accomplish two fixed between reinforced cover plate 4 and two protecting frame 5, and then splice effectively between single protecting frame 5, strengthen the stability between the protecting frame 5 effectively, improve the holistic protecting effect of protecting frame 5, avoid because there is no relation between single protecting frame 5, and then reduce the life of the pipe 6 that permeates water of geotechnique in the single protecting frame 5 easily, strengthen the relation between the pipe 6 that permeates water of geotechnique effectively, further improvement is equipped with the holistic life of the pipe 6 that permeates water of geotechnique, and then more be favorable to saving resources.

Because the shape of the second connecting rod 16 is arrow-shaped, the second connecting rod 16 can enter the third groove 22 more smoothly, the fixture block 18 can be effectively clamped into the fourth groove 23, and the use effect of the whole device is effectively improved.

Simultaneously, because the shape of head rod 15 and third connecting rod 21 is "L" type and is the central symmetry form setting, and then after third connecting rod 21 blocks into the inside of head rod 15, can increase two wholes and the stability of strengthening between the apron 4, further strengthen the connection stability between geotechnological pipe 6 of permeating water.

The working principle is as follows: when the foundation 1 is laid, the top of the drainage channel 7 is fixedly connected with a protective frame 5, a soil engineering water permeable pipe 6 is placed in the protective frame 5, then two connecting plates 9 are aligned to two first grooves 11, then the reinforcing cover plate 4 is moved downwards, the reinforcing cover plate 4 moves downwards to drive the two connecting plates 9 to move downwards, because the bottom of the connecting plates 9 is in an inclined shape, when the connecting plates 9 move downwards, the front sides of the connecting plates 9 start to extrude the movable rods 14, at the moment, the movable rods 14 start to move forwards under the extrusion of the connecting plates 9, the movable rods 14 start to extrude the first springs 13 when moving forwards, the movable rods 14 move into the second grooves 12, when the connecting plates 9 fully move into the first grooves 11, the round holes 10 are positioned at the rear sides of the movable rods 14, at the moment, the movable rods 14 are not extruded by the connecting plates 9 any more, and reset under the elastic force of the first springs 13, at this moment, the movable rod 14 starts to move backwards, the movable rod 14 enters the round hole 10, the movable rod 14 completes clamping and fixing of the connecting plate 9, and then the protective frame 5 completes clamping and fixing of the reinforcing cover plate 4.

To strengthen apron 4 installation back that finishes, rubble layer 3 is laid at the top of strengthening apron 4, road surface layer 2 is laid at the top of rubble layer 3, and then the completion is to laying of ground 1, when meetting rainy weather, downward infiltration after the rainwater is received at road surface layer 2's top, later enter into the inside of rubble layer 3, the rainwater passes through rubble layer 3 and reachs the top of strengthening apron 4, later enter into the inside of geotechnique's pipe 6 of permeating water through the hole 8 of permeating water, finally enter into the inside of water drainage tank 7, will accomplish through the moisture in the ground 1 and collect the drainage.

After one reinforcing cover plate 4 is installed, the surrounding reinforcing cover plates 4 need to be installed, in the installation of the other reinforcing cover plate 4, the third connecting rod 21 is aligned with the inside of the first connecting rod 15 and moves downwards at the same time when the connecting plate 9 is aligned with the first groove 11, the third connecting rod 21 moves downwards to drive the third groove 22 to gradually approach the top of the second connecting rod 16, after the third groove 22 moves to the top of the second connecting rod 16, the third groove 22 continues to move downwards, at the moment, the second connecting rod 16 enters the inside of the third groove 22, after the third groove 22 moves to the surface of the fixture block 18, the inner wall of the third groove 22 starts to press the surface of the fixture block 18, at the moment, the fixture block 18 starts to move to the side close to the second connecting rod 16 and simultaneously starts to press the second spring 17, after the second connecting rod 16 fully enters the inside of the third groove 22, the fourth groove 23 moves to the position of the fixture block 18, the fixture block 18 is not blocked by the inner wall of the third groove 22 at the moment, the fixture block 18 resets under the elastic force action of the second spring 17, the fixture block 18 is successfully clamped into the fourth groove 23, and finally, when the reinforcing cover plate 4 is fixed to the protection frame 5, clamping and fixing between the reinforcing cover plate 4 and the other reinforcing cover plate 4 are completed.

Claims (6)

1. The utility model provides an inside has enhancement road bed road surface of geotechnological pervious pipe, includes ground (1), its characterized in that: the foundation (1) is internally provided with a water drainage tank (7), the top of the water drainage tank (7) is fixedly connected with a protective frame (5), the protective frame (5) is in a shape of shrinking at the bottom, a soil permeable pipe (6) is arranged inside the protective frame (5), the top of the protective frame (5) is movably connected with a reinforcing cover plate (4), the top of the reinforcing cover plate (4) is provided with a water permeable hole (8), the top of the reinforcing cover plate (4) is fixedly connected with a gravel layer (3), the top of the gravel layer (3) is fixedly connected with a pavement layer (2), the front top and the back top of the protective frame (5) are both provided with first grooves (11), the two first grooves (11) are of the same structure, the first grooves (11) are arranged along the extending direction of the protective frame (5), the front wall in the first grooves (11) is provided with second grooves (12), the inside of second recess (12) is provided with joint fixing device, joint fixing device includes first spring (13), antetheca of first spring (13) fixed connection in second recess (12), the rear end fixedly connected with movable rod (14) of first spring (13), be provided with protection stabilising arrangement on strengthening apron (4), protection stabilising arrangement includes head rod (15), head rod (15) fixed connection is in the front side of strengthening apron (4), strengthen rear side fixedly connected with third connecting rod (21) of apron (4), head rod (15) are "L" type and are the central symmetry form setting with the shape of third connecting rod (21).

2. A reinforced subgrade pavement with permeable geotechnical pipes in the interior according to claim 1, wherein: the rear end of the movable rod (14) is semicircular, the movable rod (14) is connected with the second groove (12) in a sliding mode, and the movable rod (14) is connected with the first groove (11) in a sliding mode.

3. A reinforced subgrade pavement with permeable geotechnical pipes in the interior according to claim 2, wherein: strengthen the equal fixedly connected with connecting plate (9) in the front and back bottom of apron (4), below connecting plate (9) bottom towards one side of second recess (12) for the slope form, the structure on two connecting plates (9) is all the same, round hole (10) have been seted up to the inside of connecting plate (9), movable rod (14) are at the inside sliding connection of round hole (10), connecting plate (9) are at the inside sliding connection of first recess (11).

4. A reinforced subgrade pavement with permeable geotechnical pipes according to claim 3, wherein: top fixedly connected with second connecting rod (16) of first connecting rod (15), the shape of second connecting rod (16) is the arrow point form, equal fixedly connected with second spring (17), two around second connecting rod (16) the structure of second spring (17) is all the same, the one end fixedly connected with fixture block (18), two of second connecting rod (16) are kept away from in second spring (17) fixture block (18) incline sliding connection with the front and back of second connecting rod (16) respectively.

5. A reinforced subgrade pavement with permeable geotechnical pipes according to claim 4, wherein: the front side and the rear side of the second connecting rod (16) are both provided with sliding grooves (20), the structures in the sliding grooves (20) are the same, one side of the clamping block (18) close to the second connecting rod (16) is fixedly connected with a movable plate (19), the movable plate (19) is in sliding connection with the inside of the sliding grooves (20), and the movable plate (19) and the sliding grooves (20) are in a convex shape and are matched.

6. A reinforced subgrade pavement with permeable geotechnical pipes according to claim 5, wherein: third recess (22) have been seted up to the inside of third connecting rod (21), fourth recess (23) have all been seted up to the front and back inner wall in third recess (22), second connecting rod (16) are at the inside sliding connection of third recess (22), fixture block (18) are at the inside sliding connection of fourth recess (23).

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