CN110029611B

CN110029611B - Railing is kept apart to trouble of town road

Info

Publication number: CN110029611B
Application number: CN201910413355.6A
Authority: CN
Inventors: 连乐强; 林剑; 连晓辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2021-05-14
Anticipated expiration: 2039-05-17
Also published as: CN110029611A

Abstract

A fault isolation railing for a municipal road comprises a base and stand columns installed on the base, wherein transverse plates are transversely installed on the stand columns, a buffer mechanism is installed on one side of each stand column, each buffer mechanism comprises oppositely-arranged mounting frames, anti-collision cylinders are rotatably connected between the mounting frames, a connecting plate is arranged between every two adjacent anti-collision cylinders, and the two adjacent anti-collision cylinders are respectively hinged to two ends of the connecting plate; a plurality of fixing rods positioned between the two mounting frames are mounted on the upright post, the connecting plate is movably arranged on the fixing rods in a penetrating mode, a pressure spring is sleeved on each fixing rod, and one end of each pressure spring is abutted to the side wall of one end of each connecting plate; the lower end of the upright post is provided with a universal joint, and the upright post is arranged on the base through the universal joint; the upright post and the base are also provided with the force release mechanism, so that the automobile protection device has an effective protection effect on an automobile.

Description

Railing is kept apart to trouble of town road

Technical Field

The invention relates to the technical field of municipal road appliances, in particular to a fault isolation railing for a municipal road.

Background

Along with the development of economy, the living standard of people is continuously improved, the number of motor vehicles is also continuously increased, isolation railings are frequently used in urban roads, fault isolation railings belong to public traffic infrastructures and are important guarantee measures for maintaining and protecting road safety, and the road anti-collision railings are mainly used for distinguishing lanes and ensuring that vehicles run according to the lanes to ensure traffic safety.

But present municipal administration isolation railing is because the structure is fairly simple, and some isolation railings that are located in the urban area are for pleasing to the eye, what adopt usually still is the plastics material that weight is lighter, when the car takes place the traffic accident on the road, the car will be because of out of control and hit the railing, because the railing is more fragile and do not have corresponding safeguard function, the car extremely easily takes place to damage after hitting the railing, and the railing also can't realize carrying out effectual protection to the car, serious can also lead to the car to take place the danger of turning on one's side, thereby how to improve the anticollision effect of railing, this problem still remains to be solved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the fault isolation railing for the municipal road, which has the advantages that the fault isolation railing can effectively protect the automobile so as to reduce the impact force on the automobile, and the effective buffering effect on the automobile is achieved.

In order to achieve the purpose, the invention provides the following technical scheme:

a fault isolation railing for a municipal road comprises a base and a stand column arranged on the base, wherein a transverse plate is transversely arranged on the stand column, one side of the stand column is provided with a buffer mechanism, the buffer mechanism comprises two oppositely arranged mounting frames, and the mounting frames are perpendicular to the side wall of one end of the stand column; a plurality of anti-collision barrels are rotatably connected between the mounting frames, a connecting plate is arranged between every two adjacent anti-collision barrels, and the two adjacent anti-collision barrels are respectively hinged to two ends of the connecting plate; a plurality of fixing rods positioned between the two mounting frames are mounted on the upright post, the connecting plate is movably arranged on the fixing rods in a penetrating mode, a pressure spring is sleeved on each fixing rod, and one end of each pressure spring is abutted to the side wall of one end of each connecting plate; the lower end of the upright post is provided with a universal joint, and the upright post is arranged on the base through the universal joint; and the upright post and the base are also provided with a force release mechanism.

By adopting the technical scheme, when an automobile impacts the railing, one end of the automobile is in contact with the anti-collision barrel, and the anti-collision barrel can buffer the automobile due to the elasticity of the surface of the anti-collision barrel after being impacted by the automobile; when the automobile is in collision contact with the anti-collision cylinders, the multiple rows of anti-collision cylinders can increase the friction force with the surface of the automobile, so that the automobile can be effectively blocked, and the danger of side turning of the automobile during collision is avoided; the anti-collision barrel can rotate when being impacted by an automobile, so that the anti-collision barrel can play a role of discharging to an impact surface of the automobile; when the anti-collision barrel is impacted, the connecting plate is driven to be pressed downwards, so that the pressure spring is compressed, and the automobile can be buffered and damped through the pressure spring; the lower end of the upright post is arranged on the base through the universal joint, when one side of the upright post is impacted by an automobile, the upright post inclines to the other side, and on one hand, the upright post can be protected against collision to a certain extent through the inclination of the upright post, so that the impact force on the upright post is reduced; on the other hand, the upright post also can play a role in discharging the automobile, and the recoil force of the upright post on the automobile is reduced.

The invention is further configured to: the force release mechanism comprises a sliding rod arranged on the inner side wall of the base, the sliding rod is arranged along the horizontal direction, the force release mechanism further comprises a plurality of sliding pipes arranged on the sliding rod in a sliding mode, the outer side wall of each sliding pipe is hinged with a connecting rod, and the other end of each connecting rod is hinged to one side of the upright post; the sliding rod is further sleeved with a force release spring, the force release spring is located between every two adjacent sliding tubes, and two ends of the force release spring are connected with the corresponding sliding tubes respectively.

By adopting the technical scheme, when one end of the upright post is impacted by an automobile and inclines, the sliding pipes slide along the sliding rods in the direction away from each other under the action of the connecting rods, when two adjacent sliding pipes slide, the leakage spring positioned between the two sliding pipes is stretched, the upright post can be subjected to the effect of leakage through the stretching of the leakage spring, and when the upright post is impacted by overlarge impact force, the leakage spring can effectively buffer and absorb the upright post, so that the upright post is protected from leakage; when the force-releasing spring is stretched, inward deformation pulling force can be applied to the connecting rods at the two ends, so that one end of each connecting rod can support the upright column to a certain degree; it should be mentioned that, in the maximum deformation force range of the relief spring, the greater the impact force on one side of the upright post, the greater the supporting force of the connecting rod on the upright post.

The invention is further configured to: the transverse plate is provided with a protective cover, a damping device is arranged in the protective cover, the damping device comprises a supporting rod, one end of the supporting rod is fixedly connected to the transverse plate, and the other end of the supporting rod is inserted into the inner side wall of the protective cover; the damping device is characterized in that a sliding tube is movably sleeved on the supporting rod, a damping spring for damping is further sleeved on the supporting rod, the damping spring is located between the transverse plate and the sliding tube, and the maximum diameter of the damping spring is smaller than that of the sliding tube.

By adopting the technical scheme, the damping device in the protective cover can play a role in damping and protecting the automobile; when one end of the automobile impacts the protective cover, the supporting rod supports one end of the protective cover, so that the protective cover can support the impact position of the automobile, and the danger of side turning of the automobile is avoided; when the impact force of the automobile to the protective cover is too large, the supporting rod penetrates out of the inner side of the protective cover, and the effect of limiting and fixing the out-of-control automobile can be achieved to a certain extent; the lateral wall of protection casing will extrude the slip pipe simultaneously for the slip pipe will slide along the bracing piece direction, and damping spring also will be continuous simultaneously compressed, through damping spring's continuous compression just can play the effect of shock attenuation buffering to the car, thereby the impact force that makes the car receive reduces the effect of playing the protection to the car.

The invention is further configured to: still articulated on the diaphragm have the side connecting rod that has certain toughness, the side connecting rod is located in the protection casing, just the other end of side connecting rod with one side of sliding tube is articulated, the one end of sliding tube with the inside wall contact of protection casing.

By adopting the technical scheme, the side connecting rod can support the sliding pipe from the side surface, under the support of the side connecting rod, the side wall of one end of the sliding pipe is contacted with the inner side wall of the protective cover, and the side wall of the protective cover can be supported by the sliding pipe through the side connecting rod, so that the impact resistance of the protective cover is enhanced; when the collision happens, the side connecting rod has certain toughness so that the side connecting rod can deform to a certain extent, and the side connecting rod can also play a role in buffering the collision point.

The invention is further configured to: the outer side wall of the protective cover is provided with a rubber layer, the surface of the rubber layer is provided with a plurality of buffer columns, the buffer columns are perpendicular to the surface of the rubber layer, and the buffer columns are uniformly distributed on the surface of the rubber layer; and the buffer column is made of rubber.

Through adopting above-mentioned technical scheme, set up the bumping post on rubber layer surface when taking place the striking and cushion the protection with the striking point of very first time to the car, because the bumping post is the material of rubber, the bumping post will be compressed and take place deformation when receiving the striking, and can disperse the impact force that the car received, thereby the surface of bumping post has elasticity moreover and can improve the buffering protective capacities to the car.

The invention is further configured to: the damping device also comprises a main rod arranged on the transverse plate, and the main rod comprises a fixed end and a movable end; one side of the fixed end is fixed on the transverse plate, the movable end is arranged on the fixed end in a sliding mode, and the other side of the movable end is in contact with the inner side wall of the protective cover; still the cover is equipped with compression spring on the mobile jib, compression spring is located between stiff end and the expansion end.

Through adopting above-mentioned technical scheme, one side of movable end will contact with the inside wall of protection casing under compression spring's effect, and when one side of protection casing received the striking, the movable end will slide to the direction that is close to the stiff end under the extrusion of protection casing lateral wall, and compression spring will be compressed gradually this moment to will produce outside elasticity, the elasticity of resisting is supplied with to the pressure that the movable end gave, can play buffering absorbing effect to the protection casing through compression spring equally.

The invention is further configured to: the bracing piece has two at least and is located respectively the both ends of mobile jib, all articulated on the lateral wall that the expansion end deviates from each other have the auxiliary rod, the other end of auxiliary rod articulates on the diaphragm, the middle section of auxiliary rod is provided with crooked spring, crooked spring will the both ends of auxiliary rod link to each other.

By adopting the technical scheme, the two auxiliary rods can support and fix the movable end from the side surface, so that the movable end is more stable, and the two ends of the auxiliary rods are connected through the bending spring, so that when one end of the auxiliary rod is acted by force, the bending spring can be bent and deformed, the impact force can be dispersed, and the effect of buffering and damping can be achieved; when the one end of protection casing received the striking, the one end of vice pole will follow the expansion end to the one side bending that is close to the stiff end, and crooked deformation will take place gradually to crooked spring this moment to can further improve the absorbing effect of expansion end buffering.

The invention is further configured to: the base upper end is fixed and is provided with the apron, the lower extreme of stand penetrates in the apron and sets up on the base, still be provided with the support on the lateral wall of apron, the lower extreme of support with the lateral wall fixed connection of base, just the support with form triangle-shaped between the lateral wall of base.

By adopting the technical scheme, the cover plate can limit the position of the stand column, so that the overall stability of the stand column can be improved, and when the stand column is slightly impacted, the stand column can be kept in a stable state under the action of the cover plate; and the support that sets up on the apron lateral wall can be fixed apron both ends to utilize triangle-shaped's stability principle to enable the support firmly fix the apron.

The invention is further configured to: the force release mechanism is characterized by further comprising a buffer strip arranged on one side of the stand column and spring plates arranged on two sides of the stand column, wherein the spring plates are located inside the base, and the other ends of the spring plates are fixedly connected with the inner side walls of the base respectively corresponding to the spring plates.

By adopting the technical scheme, when one side of the upright post is impacted, the spring plates positioned on the two sides of the upright post are subjected to bending deformation, so that the impact force on the upright post can be dispersed, the upright post is more stable, when the impact force on the upright post is overlarge, the spring plates are continuously subjected to bending deformation towards the other side, the elasticity of the spring plates is continuously increased, and the reverse supporting force on the upright post is also larger while the elasticity of the spring plates is continuously increased, so that the effect of limiting the inclination of the upright post is achieved to a certain extent; when the impact is too big, stand one side will contact the one end inside wall of base, and the buffering strip that sets up in stand one side can carry out final buffering protection to the stand, and the buffering strip will take place to extrude and produce deformation for elastic material when contacting the lateral wall of base to can play the effect of buffering to the stand.

In conclusion, the invention has the following beneficial effects:

1. the buffer mechanism arranged on the upright post can protect the automobile when an accident happens, and the anti-collision barrel can buffer the automobile due to the elasticity of the surface of the anti-collision barrel after being impacted by the automobile; when the automobile is in collision contact with the anti-collision cylinders, the multiple rows of anti-collision cylinders can increase the friction force with the surface of the automobile, so that the automobile can be effectively blocked;

2. the force release mechanism arranged between the upright post and the base can effectively disperse and release the impact force on the upright post, when two adjacent sliding pipes slide, the force release spring positioned between the two sliding pipes can be stretched, the effect of releasing the upright post can be achieved through the stretching of the force release spring, when the force release spring is stretched, inward deformation pulling force can be applied to the connecting rods at two ends, and therefore one end of each connecting rod can support the upright post to a certain degree; the structure of the upright post is more stable;

3. when the transverse plate is impacted, the transverse plate can effectively absorb and protect the impact surface of the automobile by the aid of the protective cover arranged on the transverse plate and the damping device in the protective cover, when one end of the automobile impacts the protective cover, the surface of the protective cover is provided with the rubber layer and the buffer column, so that the automobile can be effectively buffered, and the protective cover can support the impact surface of the automobile by the aid of the support rod to support one end of the protective cover, so that the automobile is prevented from being in danger of rollover; and the movable end of the main rod can compress the compression spring when being impacted, thereby playing a role in buffering and damping the impact surface of the automobile.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a portion of the buffer mechanism of the present invention;

FIG. 3 is a schematic view of a portion of the shock absorbing device shown in relief behind a hidden portion of the shield according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic sectional view showing a part of the structure of the universal joint inside the base according to the present invention;

FIG. 6 is a sectional view showing a part of the structure of the slide bar according to the present invention.

Reference numerals: 1. a base; 2. a column; 3. a buffer mechanism; 4. a mounting frame; 5. an anti-collision barrel; 6. a spring plate; 7. a connecting plate; 8. a transverse plate; 9. fixing the rod; 10. a pressure spring; 11. a universal joint; 12. a force relief mechanism; 13. a slide bar; 14. a slide pipe; 15. a connecting rod; 16. a relief spring; 17. a protective cover; 18. a damping device; 19. a support bar; 20. a sliding tube; 21. a damping spring; 22. a rubber layer; 23. a buffer column; 24. a main rod; 25. a fixed end; 26. a movable end; 27. an auxiliary rod; 28. a bending spring; 29. a cover plate; 30. a support; 31. a buffer strip; 32. a side link; 33. compressing the spring.

Detailed Description

The invention is further described with reference to the accompanying drawings.

As shown in figure 1, a fault isolation railing of town road, include base 1 and install stand 2 on corresponding base 1 respectively, fixed mounting has two mutual parallel arrangement's diaphragm 8 between two adjacent stands 2, and two diaphragms 8 are all placed along the horizontal direction, and it is fixed to realize the holistic support of fault isolation railing through with base 1 fixed mounting on ground.

As shown in fig. 1 and 2, the same end side wall of the upright column 2 is provided with a buffer mechanism 3, the buffer mechanism 3 comprises mounting frames 4 fixedly mounted at the upper and lower ends of the upright column 2 respectively, and the two mounting frames 4 are perpendicular to the side wall of the upright column 2. Install three an anticollision section of thick bamboo 5 that end to end in proper order between two mounting brackets 4, three an anticollision section of thick bamboo 5 is placed and the surface of an anticollision section of thick bamboo 5 has elasticity along vertical direction, and when receiving the striking, the effect of a buffering is played to the car to an anticollision section of thick bamboo 5 surface energy. The axis of the anti-collision barrel 5 is provided with a rotating stick, the anti-collision barrel 5 is rotatably connected to the rotating stick, and the two anti-collision barrels 5 at the uppermost end and the lower end are respectively fixed on the corresponding mounting frames 4 through the rotating stick.

As shown in fig. 1 and 2, a connecting plate 7 is arranged between two adjacent crash tubes 5, and two rotating rods close to each other are respectively hinged at two ends of the connecting plate 7. Two fixing rods 9 are fixedly mounted on the side wall of one end, facing the anti-collision barrel 5, of the stand column 2, and the two fixing rods 9 are respectively located on one side of the corresponding connecting plate 7 and are perpendicular to the side wall of the stand column 2. The connecting plate 7 is movably arranged on the corresponding fixing rod 9 in a penetrating mode, a pressure spring 10 is sleeved on the fixing rod 9, the pressure spring 10 is located between the upright post 2 and the connecting plate 7, and one end of the pressure spring 10 is abutted to one side of the connecting plate 7.

As shown in fig. 1 and 3, a protective cover 17 for buffering and damping is mounted on the transverse plate 8, a rubber layer 22 with elasticity is disposed on the outer surface of the protective cover 17, a plurality of rows of buffer columns 23 are uniformly distributed on the surface of the rubber layer 22, and the buffer columns 23 are vertically disposed on the rubber layer 22. The head of cushion column 23 is comparatively smooth and be arc, and cushion column 23 is rubber material when receiving the striking, and cushion column 23 will be compressed and take place deformation to can disperse the impact force that the car received, improved the ability to the buffering protection of car.

As shown in fig. 3 and 4, a cavity is formed between the inside of the protective cover 17 and the side wall of the transverse plate 8, and a damping device 18 is arranged in the cavity; the damping device 18 comprises two support rods 19 horizontally disposed, and the two support rods 19 are respectively located at two ends of the interior of the protection cover 17. One end of the support rod 19 is fixedly installed on the cross plate 8, and the other end of the support rod 19 is inserted into the inner side wall of the protection cover 17. The support rod 19 is sleeved with a damping spring 21 and a sliding tube 20 for damping, the damping spring 21 is positioned between the transverse plate 8 and the sliding tube 20, and the maximum diameter of the sliding tube 20 is larger than that of the damping spring 21. One side of the sliding pipe 20 is tightly pressed against the inner side wall of the protective cover 17 under the action of the damping spring 21.

As shown in fig. 3 and 4, the cross plate 8 is hinged with two side links 32 respectively located at one side of the corresponding support rod 19, and the hinged position of the two side links 32 and the cross plate 8 is located between the two support rods 19. The other ends of the side links 32 are respectively hinged to one side of the respective sliding tubes 20, and the side links 32 have certain flexibility so that the side links 32 can be bent when being impacted.

As shown in fig. 3 and 4, the damping device 18 includes a main rod 24 located between the two support rods 19, the main rod 24 includes a fixed end 25 and a movable end 26 slidably disposed on the fixed end 25, one side of the fixed end 25 is fixedly mounted on the side wall of the cross plate 8, and the main rod 24 is disposed side by side with the two support rods 19. A compression spring 33 is sleeved between the fixed end 25 and the movable end 26, and one side of the movable end 26, which is far away from the fixed end 25, is tightly abutted against the inner side wall of the protective cover 17 under the action of the compression spring 33.

As shown in fig. 3 and 4, the side walls of the movable ends 26 facing the two end support rods 19 are hinged with auxiliary rods 27, and the other ends of the auxiliary rods 27 are hinged with the side walls of the transverse plate 8. The middle section of the sub-rod 27 is provided with a bending spring 28 for buffering and damping, and both ends of the bending spring 28 respectively connect both ends of the sub-rod 27. The bending spring 28 is bent and deformed when an impact occurs, thereby cushioning the sub-rod 27 and dispersing the impact force.

As shown in fig. 5 and 6, a certain space is left inside the base 1, a cover plate 29 is fixedly arranged at the upper end of the base 1, the lower end of the upright post 2 is inserted into the cover plate 29, a universal joint 11 is arranged at the lower end of the upright post 2, and the upright post 2 passing through the cover plate 29 is connected with the base 1 through the universal joint 11. When the impact force received by one side of the upright post 2 is small, the upright post 2 can be supported and fixed through the cover plate 29, so that the stability of the upright post 2 is ensured. If the impact is great the time stand 2 will incline to the opposite side under universal joint 11's effect, can carry out collision avoidance to stand 2 to a certain extent through the slope of stand 2.

As shown in fig. 5 and 6, a force relief mechanism 12 is installed between the upright post 2 and the base 1; the force releasing mechanism 12 comprises a sliding rod 13 mounted on the inner side wall of the base 1 and two sliding pipes 14 slidably arranged on the sliding rod 13, wherein the sliding rod 13 is placed along the horizontal direction and faces the side wall of one end of the upright post 2 away from the buffer mechanism 3 (see fig. 2). A force release spring 16 is arranged between the two sliding tubes 14, the force release spring 16 is sleeved on the sliding rod 13, and two ends of the force release spring 16 are respectively connected with the corresponding sliding tubes 14. The side wall of the slide tube 14 facing one end of the upright 2 is hinged with a connecting rod 15, and the other end of the connecting rod 15 is hinged with the side wall of the upright 2 facing the slide rod 13.

As shown in fig. 5 and 6, a buffer strip 31 is fixedly connected to a side wall of the upright 2, the buffer strip 31 has certain elasticity, and the buffer strip 31 is disposed on a side wall of one end of the upright 2 facing the sliding rod 13. Two spring plates 6 are fixedly mounted on the inner side wall of the base 1, the two spring plates 6 are oppositely arranged and are respectively located at two ends of the sliding rod 13, and the other ends of the two spring plates 6 are respectively fixed on the corresponding side walls of the upright posts 2.

As shown in fig. 5, the side walls of the cover plate 29 that are away from each other are all fixedly mounted with brackets 30, the two brackets 30 are arranged in an inclined manner, the lower end of each bracket 30 is fixedly connected with the lower side wall of the base 1, a triangle is formed between each bracket 30 and the side wall of the base 1, and the cover plate 29 is more stable through the support of the brackets 30.

The invention has the following specific effects:

the buffer gear 3 that sets up on stand 2 can be when the accident, and a section of thick bamboo 5 is receiving the striking back of car because the surface of a section of thick bamboo 5 of anticollision has elasticity to a section of thick bamboo 5 of anticollision can play the effect of a buffering to the car. And when the car is in striking contact with an anti-collision barrel 5, the anti-collision barrel 5 can rotate and help the car to move towards the direction close to the damping device 18, and the multiple rows of anti-collision barrels 5 can also increase the friction force with the surface of the car, so that the car can be effectively blocked. The leakage mechanism 12 between the upright post 2 and the base 1 can effectively disperse and discharge the impact force received by the upright post 2, when two adjacent sliding pipes 14 slide towards the direction of mutual separation, the leakage spring 16 between the two sliding pipes 14 can be stretched, thereby the effect of leakage can be played to the upright post 2 through the stretching of the leakage spring 16, when the leakage spring 16 is stretched, inward deformation tension can be applied to the connecting rods 15 at two ends, thereby one end of the connecting rod 15 can support the upright post 2 to a certain extent, and the structure of the upright post 2 is more stable. The protection casing 17 and the inside damping device 18 of protection casing 17 of setting on diaphragm 8 can effectually play the shock attenuation protection to the striking face of car, when the one end of car struck to the protection casing 17 on, because the protection casing 17 surface is provided with rubber layer 22 and cushion column 23 to can carry out effectual buffering to the car, and support through bracing piece 19 to protection casing 17 one end, make the protection casing 17 can support the striking face of car, avoid the car to take place the danger of turning on one's side.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a fault isolation railing of town road, includes base (1) and installs stand (2) on base (1), transversely installs diaphragm (8), characterized by along on stand (2): a buffer mechanism (3) is installed on one side of the upright post (2), and the buffer mechanism (3) comprises two mounting frames (4) which are vertically arranged on the upright post (2) relatively; a plurality of anti-collision barrels (5) are rotatably connected between the mounting frames (4), a connecting plate (7) is arranged between every two adjacent anti-collision barrels (5), and the two adjacent anti-collision barrels (5) are respectively hinged to the connecting plate (7); a plurality of fixing rods (9) positioned between the two mounting frames (4) are mounted on the upright post (2), the connecting plate (7) is movably arranged on the fixing rods (9) in a penetrating mode, a pressure spring (10) is sleeved on each fixing rod (9), and one end of each pressure spring (10) is abutted to the side wall of one end of each connecting plate (7); the upright post (2) is arranged on the base (1) through a universal joint (11); a force release mechanism (12) is arranged between the upright post (2) and the base (1); a protective cover (17) is mounted on the transverse plate (8), a damping device (18) is arranged in the protective cover (17), the damping device (18) comprises a supporting rod (19) one end of which is fixedly connected to the transverse plate (8), and the other end of the supporting rod (19) is inserted into the inner side wall of the protective cover (17); a sliding tube (20) is movably sleeved on the supporting rod (19), a damping spring (21) for damping is sleeved on the supporting rod (19), the damping spring (21) is positioned between the transverse plate (8) and the sliding tube (20), and the maximum diameter of the damping spring (21) is smaller than that of the sliding tube (20); the force release mechanism (12) comprises a sliding rod (13) arranged on the inner side wall of the base (1) and a plurality of sliding pipes (14) arranged on the sliding rod (13) in a sliding mode, the sliding rod (13) is placed in the horizontal direction, the outer side wall of each sliding pipe (14) is hinged with a connecting rod (15), and the other end of each connecting rod (15) is hinged to one side of the upright post (2); the sliding rod (13) is sleeved with a force release spring (16), the force release spring (16) is located between two adjacent sliding tubes (14), and two ends of the force release spring (16) are respectively connected with the corresponding sliding tubes (14).

2. The municipal road fault isolation rail of claim 1, wherein: the fixed apron (29) that is provided with in base (1) upper end, the lower extreme of stand (2) penetrates in apron (29) and sets up on base (1), be provided with support (30) on the lateral wall of apron (29), the lower extreme of support (30) with the lateral wall fixed connection of base (1), just support (30) with form triangle-shaped between the lateral wall of base (1).

3. The municipal road fault isolation rail of claim 2, wherein: the force release mechanism (12) is characterized by further comprising a buffer strip (31) arranged on one side of the stand column (2) and spring plates (6) arranged on two sides of the stand column (2), wherein the spring plates (6) are located inside the base (1), and the other ends of the spring plates (6) are fixedly connected with the inner side walls of the base (1) respectively corresponding to the spring plates.

4. The municipal road fault isolation rail of claim 1, wherein: articulated on diaphragm (8) have side connecting rod (32) that have toughness, side connecting rod (32) are located in protection casing (17), just the other end of side connecting rod (32) with one side of slip pipe (20) is articulated, the one end of slip pipe (20) with the inside wall contact of protection casing (17).

5. The municipal road fault isolation rail of claim 1, wherein: the outer side wall of the protective cover (17) is provided with a rubber layer (22), the surface of the rubber layer (22) is provided with a plurality of buffer columns (23), the buffer columns (23) are perpendicular to the surface of the rubber layer (22), and the buffer columns (23) are uniformly distributed on the surface of the rubber layer (22); and the buffer column (23) is made of rubber.

6. The municipal road fault isolation rail of claim 5, wherein: the damping device (18) further comprises a main rod (24) arranged on the transverse plate (8), and the main rod (24) comprises a fixed end (25) and a movable end (26); one side of the fixed end (25) is fixed on the transverse plate (8), the movable end (26) is arranged on the fixed end (25) in a sliding mode, and the other side of the movable end (26) is in contact with the inner side wall of the protective cover (17); the telescopic type telescopic mobile phone is characterized in that a compression spring (33) is sleeved on the main rod (24), and the compression spring (33) is located between the fixed end (25) and the movable end (26).

7. The fault isolation rail of a municipal road according to claim 6, wherein: the utility model discloses a bracing piece, including mobile jib (24), bracing piece (19) have two and be located respectively the both ends of mobile jib (24) at least, all articulated on the lateral wall that moves away from each other of activity end (26) have vice pole (27), the other end of vice pole (27) articulates on diaphragm (8), the middle section of vice pole (27) is provided with crooked spring (28), crooked spring (28) will the both ends of vice pole (27) link to each other.