阅读说明：本技术 一种局部可快速拆卸式公路隔离带及其拆卸方法 (Local quickly-detachable road isolation belt and detaching method thereof ) 是由 王燕 于 2020-06-26 设计创作，主要内容包括：本发明公开了一种局部可快速拆卸式公路隔离带及其拆卸方法,包括底座、立旋杆、卡扣组件、缓冲连接件和防护栏,立旋杆的下端与底座的内腔下端连接,卡扣组件的一端分别与立旋杆的两侧固定焊接,卡扣组件的另一端与缓冲连接件的一端卡扣连接,防护栏的两端分别与缓冲连接件远离卡扣组件的一端连接,通过按动拆卸辅件的橡胶护套,使得上扣块的前端上翘,再将下扣块拉出,便可将缓冲连接件和防护栏拆卸,缓冲连接件和防护栏更换便捷快速,便于快速的恢复周围的公路交通,不锈钢网格网的防护网、三个缓冲弹簧、大型扭簧和轴承四者之间的配合,最大程度的缓冲汽车的撞击力,使得汽车反冲受损最小化,进一步保证车内人员的安全。(The invention discloses a local quick detachable road isolation belt and a detaching method thereof, comprising a base, a vertical rotary rod, a buckle assembly, a buffer connecting piece and a protective guard, wherein the lower end of the vertical rotary rod is connected with the lower end of the inner cavity of the base, one end of the buckle assembly is respectively fixedly welded with two sides of the vertical rotary rod, the other end of the buckle assembly is connected with one end of the buffer connecting piece in a buckle way, two ends of the protective guard are respectively connected with one end of the buffer connecting piece away from the buckle assembly, the front end of an upper buckle block is upwarped by pressing a rubber sheath of a detaching auxiliary piece, and then a lower buckle block is pulled out, so that the buffer connecting piece and the protective guard can be detached, the buffer connecting piece and the protective guard can be conveniently and quickly replaced, the road traffic around can be quickly recovered, the protective net of a stainless steel mesh, three buffer springs, a large torsion spring and a bearing are matched with, the damage of the automobile recoil is minimized, and the safety of personnel in the automobile is further ensured.)

1. The utility model provides a but local quick dismantlement formula highway median, a serial communication port, including base (1), found swing arm (2), buckle subassembly (3), buffering connecting piece (4) and rail guard (5), the lower extreme of founding swing arm (2) is connected with the inner chamber lower extreme of base (1), the one end of buckle subassembly (3) respectively with the fixed welding in both sides of founding swing arm (2), the other end of buckle subassembly (3) is connected with the one end buckle of buffering connecting piece (4), the both ends of rail guard (5) are connected with the one end that buffering connecting piece (4) kept away from buckle subassembly (3) respectively.

2. The highway isolation belt capable of being partially and quickly disassembled according to claim 1, wherein the base (1) comprises a stabilizing chassis (11), a strip screw (12) and a bearing (13), the strip screw (12) penetrates through the stabilizing chassis (11) to form a fixed connection structure with the ground, the outer ring of the bearing (13) is embedded in the inner cavity of the stabilizing chassis (11), and the inner ring of the bearing (13) is fixedly connected with the lower end of the vertical rotating rod (2).

3. The local quick detachable road isolation strip as claimed in claim 1, wherein the vertical rotary rod (2) comprises a vertical rod (21), a blocking disc (22), a large torsion spring (23) and an inner connecting column (24), the middle part of the upper end of the blocking disc (22) is connected with the lower end of the vertical rod (21), the upper end of the inner connecting column (24) is connected with the lower end of the blocking disc (22), the lower end of the inner connecting column (24) is connected with the bearing (13), the large torsion spring (23) is fixedly sleeved on the outer side of the inner connecting column (24), and the two ends of the large torsion spring (23) are fixedly connected with the inner cavity of the stabilizing chassis (11).

4. The local quick detachable road isolation strip as claimed in claim 1, wherein the snap-fit assembly (3) comprises a housing (31), a sleeve column (32), a small torsion spring (33), a fastening block (34), a pin column (35) and a detaching assistant (36), the two ends of the sleeve column (32) are fixedly connected with the inner cavity of the shell (31), the upper buckling block (34) is movably sleeved on the outer side of the sleeve column (32), the small torsion spring (33) is arranged on the measuring side of the upper buckling block (34), and the sleeve is sleeved on the outer side of the sleeve column (32), one end of the small torsion spring (33) is fixedly connected with the upper buckling block (34), the other end of the small torsion spring is fixedly connected with the shell (31), the pin column (35) is positioned at the lower end of the upper buckling block (34) and is arranged in the inner cavity of the shell (31), the disassembling auxiliary part (36) is installed at the upper end of the shell (31), and the lower end of the disassembling auxiliary part (36) penetrates through the shell (31).

5. The local quick detachable road isolation strip according to claim 1, wherein the detaching auxiliary (36) comprises a rubber sheath (361), a return spring (362) and a pressing pipe (363), the lower end of the rubber sheath (361) is fixedly connected with the outer shell (31), the upper end of the return spring (362) is connected with the upper end of the inner cavity of the rubber sheath (361), the lower end of the return spring is connected with the outer shell (31), the pressing pipe (363) is positioned on the inner side of the return spring (362) and connected with the upper end of the inner cavity of the rubber sheath (361), and the lower end of the pressing pipe (363) is jointed with the upper end of the upper buckle block (34).

6. The locally and quickly detachable road isolation strip as claimed in claim 1, wherein the buffer connecting piece (4) comprises a lower buckle block (41), a connecting block (42) and buffer springs (43), the lower buckle block (41) is arranged on one side of the connecting block (42), the lower buckle block (41) corresponds to the upper buckle block (34), a pin hole (411) is formed in one side of the lower buckle block (41), the pin hole (411) is matched with the pin column (35), one end of each buffer spring (43) is embedded in the other side of the connecting block (42), the other end of each buffer spring (43) is embedded in one side of the guard rail (5), and three buffer springs (43) are uniformly arranged on one side.

7. The partially rapidly detachable road isolation strip according to claim 1, wherein the guard rail (5) comprises clamping plates (51) and a protection net (52), both ends of the protection net (52) are pressed and clamped between the clamping plates (51), and a pair of protection nets (52) is arranged.

8. The local quick detachable road isolation belt according to claim 7, wherein the length of the protection net (52) is 8-15 m, and the protection net (52) is a stainless steel mesh net.

9. A method for disassembling a partially rapidly detachable median for roads according to any one of claims 1 to 8, comprising the steps of:

s1: a disassembly auxiliary part (36) at the upper end of one side of the vertical rod (21) is pressed, so that a pressing pipe (363) tilts the connecting end of the upper buckling block (34) and the lower buckling block (41) upwards, and the lower buckling block (41) at the upper end is pulled outwards slightly at the moment;

s2: then, repeating the operation of S1 on the dismounting auxiliary member (36) at the lower end of one side of the upright rod (21), so that the buffer connecting member (4) and the protective guard (5) at one side can be dismounted;

s3: the buckling components (3) on the other sides of the adjacent vertical rods (21) are operated in S1 and S2, so that the whole buffer connecting piece (4) and the protective guard (5) can be detached;

s4: when the base (1) and the vertical rotating rod (2) need to be detached together, after the buffer connecting piece (4) and the protective guard (5) are detached, the long strip screw (12) is screwed out through a wrench, and then the base (1) and the vertical rotating rod (2) can be detached together.

Technical Field

The invention relates to the technical field of highway isolation belts, in particular to a highway isolation belt with a locally quick detachable part and a detaching method thereof.

Background

The isolation belt is also called as a telescopic isolation belt, a one-meter line, a railing seat, a warning line, a movable guard rail and the like, is widely applied to daily work and life, and is a field of wide application of the isolation belt in airports, banks, post offices, hotels, offices and enterprises. The isolation zone can isolate people regionally to meet the requirement of practical application. The isolation strip is very commonly used in the road, especially for isolating the center of the road in a way of separating channels.

And current highway median is the screw formula segmentation connection, when first installation, the screw installation engineering volume is big, after the emergence accident, need to dismantle the change to the adjacent undamaged screw that carries on, it is very troublesome to dismantle the operation, the dismantlement is long, the quick recovery traffic of not being convenient for, and the median is mostly rigid connection structure, the reverse effort to the vehicle after the vehicle striking is buffered too little, the barrier propterty of the whole median of better utilization does not exist, make the vehicle impaired serious, and then cause personnel's serious damage in the car.

Disclosure of Invention

The invention aims to provide a local quick-detachable road isolation belt and a detaching method thereof, wherein an upper buckling block is movably sleeved on the outer side of a sleeve column, a small torsion spring is arranged on the measuring side of the upper buckling block and sleeved on the outer side of the sleeve column, one end of the small torsion spring is fixedly connected with the upper buckling block, the other end of the small torsion spring is fixedly connected with a shell, a pressing pipe is arranged on the inner side of a reset spring and connected with the upper end of an inner cavity of a rubber sheath, the lower end of the pressing pipe penetrates through the pressing pipe to be attached to the upper end of the upper buckling block, a large torsion spring is fixedly sleeved on the outer side of an inner connecting column, the two ends of the large torsion spring are fixedly connected with the inner cavity of a stable chassis, and the problems in the background technology can be solved through the matching among a protective net of a stainless steel grid net.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a local quick detachable formula highway median, includes the base, founds the swing arm, buckle subassembly, buffering connecting piece and rail guard, and the lower extreme of founding the swing arm is connected with the inner chamber lower extreme of base, and the one end of buckle subassembly respectively with the both sides fixed weld of founding the swing arm, the other end of buckle subassembly and the one end buckle of buffering connecting piece are connected, and the both ends of rail guard are kept away from the one end of buckle subassembly with the buffering connecting piece respectively and are connected.

Further, the base includes firm chassis, rectangular screw and bearing, and rectangular screw thread runs through firm chassis and constitutes fixed connection structure with ground, and the outer loop of bearing is embedded in the inner chamber on firm chassis, and the inner ring of bearing and the lower extreme fixed connection who founds the swing arm.

Furthermore, the vertical rotary rod comprises a vertical rod, a blocking disc, a large torsion spring and an inner connecting column, the middle of the upper end of the blocking disc is connected with the lower end of the vertical rod, the upper end of the inner connecting column is connected with the lower end of the blocking disc, the lower end of the inner connecting column is connected with a bearing, the large torsion spring is fixedly sleeved on the outer side of the inner connecting column, and the two ends of the large torsion spring are fixedly connected with the inner cavity of the stable chassis.

Further, buckle subassembly includes shell, socle, small-size torsional spring, goes up knot piece, round pin post and dismantlement auxiliary, the both ends of socle and the inner chamber fixed connection of shell are gone up and are detained a movable sleeve in the outside of socle, and small-size torsional spring sets up the volume side of detaining the piece at last, and overlaps in the outside of socle, and the one end of small-size torsional spring with last knot piece fixed connection, the other end and shell fixed connection, the round pin post is located the lower extreme setting of detaining the piece and is in the shell cavity, dismantle the auxiliary and install the upper end at the shell, and the lower extreme of dismantling the auxiliary runs through the shell.

Further, dismantle the auxiliary and include rubber sheath, reset spring and press the pipe, the lower extreme and the shell fixed connection of rubber sheath, reset spring's upper end and the inner chamber upper end of rubber sheath are connected, and its lower extreme and shell are connected, press the pipe and lie in the inboard of reset spring and be connected with the inner chamber upper end of rubber sheath, and its lower extreme runs through to press the pipe and laminate mutually with the upper end of detaining the piece on.

Further, the buffering connecting piece comprises a lower buckling block, a connecting block and a buffering spring, the lower buckling block is arranged on one side of the connecting block and corresponds to the upper buckling block, a pin hole is formed in one side of the lower buckling block and is matched with the pin column, one end of the buffering spring is embedded into the other side of the connecting block, the other end of the buffering spring is embedded into one side of the protective guard, and the number of the buffering spring is three.

Further, the protective guard comprises clamping plates and a protective net, two ends of the protective net are clamped between the clamping plates in a stamping mode, and the protective net is provided with a pair of protective nets.

Further, the length of the protective net is 8-15 meters, and the protective net is a stainless steel mesh net.

The invention provides another technical scheme that: the method for disassembling the local quick-detachable road isolation belt comprises the following steps:

s1: pressing the dismounting auxiliary at the upper end of one side of the upright rod to enable the pressing pipe to tilt the connecting end of the upper buckling block and the lower buckling block upwards, and then slightly pulling the lower buckling block at the upper end outwards;

s2: then repeating the operation of S1 for the auxiliary for disassembling the lower end of one side of the opposite rod, so that the buffer connecting piece and the protective guard on one side can be disassembled;

s3: the buckle components on the other sides of the adjacent vertical rods are operated in S1 and S2, so that the whole buffer connecting piece and the protective guard can be detached;

s4: when needs are dismantled base and upright swing arm jointly, dismantle back with buffering connecting piece and rail guard, screw out rectangular screw through the spanner, alright dismantle base and upright swing arm jointly.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a local quick detachable road isolation belt and a detaching method thereof.A large torsion spring is fixedly sleeved at the outer side of an internal connection column, and two ends of the large torsion spring are fixedly connected with an inner cavity of a stable chassis;

2. the invention provides a local quick detachable road isolation belt and a detaching method thereof.A buckling block is movably sleeved on the outer side of a sleeve column, a small torsional spring is arranged on the measuring side of the buckling block and sleeved on the outer side of the sleeve column, one end of the small torsional spring is fixedly connected with the buckling block, the other end of the small torsional spring is fixedly connected with a shell, the resetting of the buckling block is convenient, when a buffer connecting piece and a protective guard are installed, a lower buckling block is directly pushed into the buckling block, so that the lower buckling block is connected with the upper buckling block in a clamping manner, the installation is completed, the structural design is reasonable, and the installation is quick;

3. when the buffer connecting piece and the protective guard are disassembled, the buffer connecting piece and the protective guard can be conveniently and quickly replaced when the buffer connecting piece and the protective guard are damaged by vehicle impact, and the surrounding road traffic can be conveniently and quickly recovered;

4. according to the locally and quickly detachable road isolation belt and the detaching method thereof, the protection net of the stainless steel grid net, the three buffer springs, the large torsion spring and the bearing are matched, so that when an automobile impacts the isolation belt, the isolation belt looks like an elastic net, the impact force of the automobile is buffered to the maximum extent, the reaction force of the automobile is reduced, meanwhile, an elastic braking buffer is provided for the automobile, the damage to the automobile recoil is minimized, and the safety of personnel in the automobile is further ensured.

Drawings

FIG. 1 is a perspective view of a portion of a partially quick release type median strip of the present invention;

FIG. 2 is a perspective view of the base, vertical rotating rod and buckle assembly of the highway isolation belt with partially quick detachable structure of the invention;

FIG. 3 is an internal view of the connection between the base and the vertical rotary rod of the highway isolation belt with partially detachable structure;

FIG. 4 is a plan view of the buffer connecting member and the guard rail of the local quick detachable type road isolation belt according to the present invention;

FIG. 5 is an internal plan view of a lower buckle block of the partially quick detachable median strip of the present invention in a state of being installed with a buckle assembly;

FIG. 6 is a plan view of the inner state of the partially rapidly detachable road isolation strip of the present invention after the lower buckle block and the upper buckle block are connected;

fig. 7 is an internal plan view of a disassembled state of a lower buckle block of the partial quick detachable type highway barrier belt of the present invention.

In the figure: 1. a base; 11. stabilizing the chassis; 12. a strip screw; 13. a bearing; 2. a vertical rotating rod; 21. erecting a rod; 22. a gear plate; 23. a large torsion spring; 24. connecting the column internally; 3. a buckle assembly; 31. a housing; 32. sleeving a column; 33. a small torsion spring; 34. a buckling block is arranged; 35. a pin; 36. disassembling the auxiliary parts; 361. a rubber sheath; 362. a return spring; 363. pressing a pipe; 4. a buffer connection member; 41. a lower buckling block; 411. a pin hole; 42. connecting blocks; 43. a buffer spring; 5. protecting the fence; 51. a splint; 52. and (4) a protective net.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a local quick detachable road isolation strip comprises a base 1, a vertical rotary rod 2, a buckle assembly 3, a buffer connecting piece 4 and a protective guard 5, wherein the lower end of the vertical rotary rod 2 is connected with the lower end of an inner cavity of the base 1, one end of the buckle assembly 3 is fixedly welded with two sides of the vertical rotary rod 2 respectively, the other end of the buckle assembly 3 is connected with one end of the buffer connecting piece 4 in a buckling mode, and two ends of the protective guard 5 are connected with one end, far away from the buckle assembly 3, of the buffer connecting piece 4 respectively.

Referring to fig. 2, a local quick detachable road isolation strip, a base 1 includes a stable chassis 11, a long screw 12 and a bearing 13, the long screw 12 penetrates the stable chassis 11 and forms a fixed connection structure with the ground, an outer ring of the bearing 13 is embedded in an inner cavity of the stable chassis 11, an inner ring of the bearing 13 is fixedly connected with a lower end of a vertical rotating rod 2, and when a protective guard 5 is impacted, the bottom of the vertical rotating rod 2 can rotate on the bearing 13 under the impact tension.

Referring to fig. 3, a highway isolation belt with a partially fast detachable structure, wherein a vertical rotary rod 2 includes a vertical rod 21, a blocking disc 22, a large torsion spring 23 and an inner connecting column 24, the middle of the upper end of the blocking disc 22 is connected with the lower end of the vertical rod 21, the upper end of the inner connecting column 24 is connected with the lower end of the blocking disc 22, the lower end of the inner connecting column 24 is connected with a bearing 13, the large torsion spring 23 is fixedly sleeved outside the inner connecting column 24, and the two ends of the large torsion spring 23 are fixedly connected with the inner cavity of a stable chassis 11, when a guard rail 5 is impacted, the vertical rotary rod 2 rotates under the appropriate impact tension of a vehicle, the rotating torque of the large torsion spring 23 can not only remove a part of the tension and reduce the impact damage degree of the isolation belt, but also the adjacent vertical rotary rods 2 are pulled to rotate by the force, the adjacent isolation belts of a single group are pulled to rotate again by the rotation, so that a part, when reducing the impact damage degree of median for the reaction force that the vehicle received reduces, and then reduces the car and decreases, personnel's safety in the at utmost protection car.

Referring to fig. 4, a locally rapidly detachable road isolation belt, a buffer connection member 4 includes a lower fastening block 41, a connection block 42 and a buffer spring 43, the lower fastening block 41 is disposed at one side of the connection block 42, the lower fastening block 41 corresponds to an upper fastening block 34, one side of the lower fastening block 41 is provided with a pin hole 411, the pin hole 411 is matched with a pin column 35, one end of the buffer spring 43 is embedded at the other side of the connection block 42, the other end of the buffer spring 43 is embedded at one side of a guard rail 5, the guard rail 5 includes three clamping plates 51 and a protection net 52, two ends of the protection net 52 are clamped between the clamping plates 51 by punching, the protection net 52 is provided with a pair, the length of the protection net 52 is 8-15 meters, the protection net 52 is a stainless steel mesh net, the protection net 52 of the stainless steel mesh net, the three mesh buffer springs 43, a large torsion spring 23 and a bearing 13 are matched, when the automobile collides with the isolation belt, the isolation belt acts as an elastic net to buffer the impact force of the automobile to the maximum extent, so that the reaction force of the automobile is reduced, and meanwhile, the elastic braking buffer is provided for the automobile, so that the damage of the automobile recoil is minimized, and the safety of personnel in the automobile is further ensured.

Referring to fig. 5-7, a local quick detachable road isolation belt, a buckle assembly 3 includes a housing 31, a sleeve column 32, a small torsion spring 33, an upper buckle block 34, a pin 35 and a detaching assistant 36, two ends of the sleeve column 32 are fixedly connected with an inner cavity of the housing 31, the upper buckle block 34 is movably sleeved outside the sleeve column 32, the small torsion spring 33 is disposed at a measuring side of the upper buckle block 34 and sleeved outside the sleeve column 32, one end of the small torsion spring 33 is fixedly connected with the upper buckle block 34, the other end is fixedly connected with the housing 31 for facilitating the resetting of the upper buckle block 34, the pin 35 is disposed at a lower end of the upper buckle block 34 and disposed in the inner cavity of the housing 31, the detaching assistant 36 is mounted at an upper end of the housing 31, and a lower end of the detaching assistant 36 penetrates through the housing 31, when the buffer connector 4 and the guard rail 5 are mounted, the lower buckle block 41 is directly pushed into the upper buckle block 34, so that the lower buckle block 41 is connected with the upper buckle block 34, the installation is completed, the structural design is reasonable, and the installation is quick.

The detachment accessory 36 includes a rubber boot 361, a return spring 362 and a pressing tube 363, the lower end of the rubber sheath 361 is fixedly connected with the shell 31, the upper end of the return spring 362 is connected with the upper end of the inner cavity of the rubber sheath 361, the lower end of the pressing tube 363 is connected with the shell 31, the inner side of the reset spring 362 is connected with the upper end of the inner cavity of the rubber sheath 361, the lower end of the pressing tube 363 is jointed with the upper end of the upper buckle block 34 through the pressing tube 363, when the buffering link 4 and the guard rail 5 are disassembled, by pressing the rubber sheaths 361 of the disassembling assistants 36, so that the pressing pipe 363 pushes the front end of the upper buckling block 34 to be tilted upwards, and then the lower buckling block 41 is pulled out, so that the buffer connecting piece 4 and the guard rail 5 can be detached, when the buffer connecting piece 4 and the protective guard 5 are damaged by vehicle impact, the buffer connecting piece 4 and the protective guard 5 can be replaced conveniently and quickly, and the surrounding road traffic can be recovered quickly.

In order to better show the dismounting process of the highway isolation belt, the embodiment now provides a dismounting method of a local quick-dismounting type highway isolation belt, which includes the following steps:

the method comprises the following steps: the disassembly auxiliary 36 at the upper end of one side of the upright rod 21 is pressed, so that the pressing pipe 363 tilts the connecting end of the upper buckling block 34 and the lower buckling block 41 upwards, and at the moment, the lower buckling block 41 at the upper end is pulled outwards slightly;

step two: then, the disassembling auxiliary 36 at the lower end of one side of the upright rod 21 is repeated to disassemble the buffer connecting piece 4 and the protective guard 5 at one side;

step three: the buckle assembly 3 on the other side of the adjacent upright rod 21 is subjected to the operations of the first step and the second step, so that the whole buffer connecting piece 4 and the protective guard 5 can be detached;

step four: when the base 1 and the vertical rotary rod 2 need to be detached together, after the buffer connecting piece 4 and the protective guard 5 are detached, the long screw 12 is screwed out through a wrench, and then the base 1 and the vertical rotary rod 2 can be detached together.

In summary, the following steps: the invention relates to a local quick detachable road isolation belt and a detaching method thereof, which comprises a base 1, a vertical rotary rod 2, a buckle component 3, a buffer connecting piece 4 and a protective guard 5, wherein a large torsion spring 23 is fixedly sleeved outside an inner connecting column 24, two ends of the large torsion spring 23 are fixedly connected with an inner cavity of a stable chassis 11, when the protective guard 5 is impacted, the vertical rotary rod 2 rotates under the proper impact tension of a vehicle, the rotating torsion force of the large torsion spring 23 can not only remove a part of the tension and reduce the impact damage degree of the isolation belt, but also the adjacent vertical rotary rods 2 are pulled to rotate under the force, the adjacent single group of isolation belts are pulled to rotate again under the rotation of the rotating tension, so that part of the impact force is transmitted to the whole isolation belt, the impact force is buffered to the maximum degree, the impact damage degree of the isolation belt is reduced, the reaction force borne by the vehicle is reduced, the vehicle damage is reduced, and the safety, the upper buckling block 34 is movably sleeved outside the sleeve column 32, the small torsion spring 33 is arranged on the measuring side of the upper buckling block 34 and sleeved outside the sleeve column 32, one end of the small torsion spring 33 is fixedly connected with the upper buckling block 34, the other end of the small torsion spring 33 is fixedly connected with the shell 31, and the upper buckling block 34 is convenient to reset, when the buffer connecting piece 4 and the guard rail 5 are installed, the lower buckling block 41 is directly pushed into the upper buckling block 34, so that the lower buckling block 41 is connected with the upper buckling block 34 in a clamping manner, the installation is completed, the structural design is reasonable, the installation is rapid, the pressing pipe 363 is positioned on the inner side of the reset spring 362 and connected with the upper end of the inner cavity of the rubber sheath 361, the lower end of the pressing pipe 363 penetrates through the pressing pipe 363 to be attached to the upper end of the upper buckling block 34, when the buffer connecting piece 4 and the guard rail 5 are disassembled, the rubber sheath 361 of the disassembling auxiliary piece 36 is pressed, so that the pressing pipe, the buffer connecting piece 4 and the guard rail 5 can be detached, when the buffer connecting piece 4 and the guard rail 5 are damaged by vehicle impact, the buffer connecting piece 4 and the guard rail 5 can be conveniently and quickly replaced, and the surrounding road traffic can be quickly recovered conveniently, the stainless steel mesh net protective net 52, the three buffer springs 43, the large torsion spring 23 and the bearing 13 are matched, so that when the vehicle impacts the isolation belt, the isolation belt is like an elastic net, the impact force of the vehicle is buffered to the maximum extent, the reaction force of the vehicle is reduced, meanwhile, the elastic braking buffer is provided for the vehicle, the damage to the vehicle recoil is minimized, and the safety of personnel in the vehicle is further ensured.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.