CN218813370U

CN218813370U - Highway crash barrier

Info

Publication number: CN218813370U
Application number: CN202320111810.9U
Authority: CN
Inventors: 王志慧; 史文秀; 张晓�; 朱金鹏; 张伟; 杨尉明; 曹陈倩; 武宇宏; 王林娟; 张斌波; 孙崇亮
Original assignee: Shanxi Province Traffic Construction Project Quality Testing Center (co Ltd)
Current assignee: Shanxi Province Traffic Construction Project Quality Testing Center (co Ltd)
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-04-07
Anticipated expiration: 2033-01-18

Abstract

The utility model discloses a highway anticollision barrier, include: the base, the screw has evenly been seted up on the base surface, screw inner wall threaded connection bolt, the base passes through bolt fixed mounting in the both sides of highway road bed, base top fixed mounting support frame, the support frame includes crossbearer one, fixed mounting pole setting can be dismantled at crossbearer one top, pole setting top demountable installation crossbearer two, adjacent two can dismantle the fixed connection diaphragm between the pole setting, the diaphragm is provided with two from top to bottom symmetrically, the through-hole inner wall rotates through the bearing and connects the section of thick bamboo that keeps away and shakes, keep away and shake a section of thick bamboo and carry out energy-absorbing, damping when being used for striking the guardrail to the car. The utility model discloses a set up a section of thick bamboo that shakes to make when the car takes place the traffic accident and strikes a section of thick bamboo that shakes, can carry out the energy-absorbing damping through flexible sheath, damping piece, reduce the striking injury that causes car and passenger.

Description

Highway crash barrier

Technical Field

The utility model relates to an anticollision barrier technical field especially relates to a highway anticollision barrier.

Background

Generally speaking, the highway can adapt to the speed of 120 km/h or more, generally 120 km/h, the road surface has the width of more than 4 lanes, the middle is provided with a separation band, the high-grade road surface of asphalt concrete or cement concrete is adopted, the highway is provided with complete marks, marking lines, signals and lighting devices, pedestrians and non-motor vehicles are prohibited from walking on the road, the highway and other lines adopt the stereo crossing, the pedestrian crossing bridge or the underpass, and the definition can be seen that the highway generally accords with the following conditions, only the automobile is driven at high speed, the highway is provided with a plurality of lanes and a central separation band, the traffic is completely separated, the highway is provided with stereo intersections, the whole line is closed, the entrance and the exit are controlled, only the automobile is allowed to enter and exit the highway at a plurality of specified stereo intersections, in order to prevent the automobile from being under the condition of no protection when traffic accidents happen, the automobile directly breaks away from the road surface of a highway, so that the automobile causes secondary damage, even the automobile can fall from a high place to cause drivers and passengers to be injured or dead in an elevated road section, guardrails need to be fixedly installed on two sides of the highway, the traditional highway guardrail is generally of a fixed structure, and is not beneficial to damping and absorbing impact energy when colliding, so that the guardrail and the automobile are in rigid collision, so that the automobile can be greatly impacted, the damage to the automobile and the drivers and passengers is increased, and the automobile and the lives and property safety of the drivers and passengers are not protected.

Therefore, in view of the above technical problems, there is a need for a highway crash barrier by those skilled in the art.

Disclosure of Invention

The utility model aims at providing a highway anticollision barrier.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model discloses a highway anticollision barrier, include: the base, the screw has evenly been seted up on the base surface, screw inner wall threaded connection bolt, the base passes through bolt fixed mounting in the both sides of highway road bed, base top fixed mounting support frame, the support frame includes crossbearer one, the fixed mounting pole setting can be dismantled at crossbearer one top, pole setting top demountable installation crossbearer two, adjacent two can dismantle the fixed connection diaphragm between the pole setting, the diaphragm is provided with two, and is two adjacent the symmetry is from top to bottom pass through bolt fixed mounting U-shaped frame between the pole setting, U-shaped frame top inner wall central point puts and has seted up the through-hole, the through-hole inner wall rotates through the bearing and connects the section of thick bamboo that keeps away and shakes, keep away and shake a section of thick bamboo and carry out energy-absorbing, damping when being used for striking stainless steel guardrail to the car.

Further, a first rectangular groove is uniformly formed in the top of the first cross frame, a first screw hole is formed in the inner wall of the first rectangular groove, two first screw holes are formed in the bilateral symmetry, a second rectangular groove is uniformly formed in the inner wall of the bottom of the second cross frame, the second rectangular groove and the first rectangular groove are distributed in an up-and-down symmetrical mode, a second screw hole is formed in the inner wall of the second rectangular groove, and two second screw holes are formed in the bilateral symmetry.

Furthermore, the top and the bottom of the vertical rod are welded with transverse plates, the transverse plates are connected with the first rectangular groove wall and the second rectangular groove wall in a matched and inserting mode respectively, and the connecting positions of the transverse plates, the first rectangular groove wall and the second rectangular groove wall are fixedly connected to the first screw hole wall and the second screw hole wall through bolts.

Further, the clamping groove has been seted up to the pole setting outer wall, pole setting outer wall fixed connection crosspiece, the crosspiece symmetry is provided with two from top to bottom, the equal fixed mounting rectangular block of both ends outer wall about the crosspiece, rectangular block outer wall and draw-in groove inner wall cooperation are pegged graft.

Furthermore, fixed connection can be dismantled through the bolt in rectangle piece outer wall and draw-in groove inner wall junction, pole setting and crosspiece cooperation are connected and are used for improving stainless steel guardrail mechanical strength.

Further, keep away the section of thick bamboo that shakes includes the pivot, pivot top and bottom outer wall pass through the bearing and are connected with the through-hole inner wall rotation, the even fixed mounting spring of pivot outer wall, the spring is provided with a plurality of.

Furthermore, the end part of the spring is fixedly connected with a damping block, the damping block is used for energy absorption and vibration reduction, a flexible sheath is fixedly installed on the outer wall of the damping block, and the flexible sheath is used for carrying out flexible protection when an automobile collides with the stainless steel guardrail.

In the technical scheme, the utility model provides a pair of highway anticollision barrier has following beneficial effect:

1. by arranging the support frame, the first cross frame, the second cross frame, the upright rods and the crosspieces are matched and fixedly connected in a detachable mode through bolts, so that the highway anti-collision guardrail can be conveniently combined, installed and detached, the structural rigidity of the highway anti-collision guardrail can be conveniently enhanced, and the protection on two sides of a highway can be conveniently improved;

2. through setting up a section of thick bamboo of keeping away shakes, thereby make when the car takes place the traffic accident and strikes a section of thick bamboo of keeping away shakes, can pass through flexible sheath, the damping piece carries out the energy-absorbing damping, reduce the striking injury that causes car and passenger, rotate through setting up the pivot and being connected with the U-shaped frame inner wall simultaneously, thereby make the pivot can rotate when receiving the car striking, thereby avoid flexible sheath direct and car to take place rigid connection, thereby the barrier propterty to the car has been improved, improve the protective properties to driver and passenger.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of a main view structure of an anti-collision guardrail for a highway provided by an embodiment of the utility model.

Fig. 2 is a rear view structure schematic diagram of an anti-collision guardrail for a highway provided by the embodiment of the utility model.

Fig. 3 is a schematic structural view of a support frame assembly of the highway crash barrier provided by the embodiment of the utility model.

Fig. 4 is the embodiment of the utility model provides a section of thick bamboo structure schematic diagram that keeps away of highway crash barrier that shakes.

Description of reference numerals: the vibration damping device comprises a base 100, a bolt 110, a support frame 200, a first cross frame 210, a first rectangular groove 211, a first screw hole 212, a second cross frame 220, a second rectangular groove 221, a second screw hole 222, an upright rod 230, a transverse plate 231, a clamping groove 232, a crosspiece 240, a rectangular block 241, a U-shaped frame 250, a through hole 251, a vibration damping cylinder 300, a rotating shaft 310, a spring 320, a damping block 330 and a flexible sheath 340.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-4;

the utility model discloses a highway anticollision barrier, include: base 100, the screw has evenly been seted up on base 100 surface, screw inner wall threaded connection bolt 110, base 100 passes through bolt 110 fixed mounting in the both sides of highway subgrade, base 100 top fixed mounting support frame 200, support frame 200 includes crossbearer one 210, crossbearer one 210 top can dismantle fixed mounting pole 230, pole 230 top can dismantle two 220 of crossbearer, can dismantle fixed connection diaphragm 231 between two adjacent poles 230, diaphragm 231 longitudinal symmetry is provided with two, pass through bolt fixed mounting U-shaped frame 250 between two adjacent poles 230, U-shaped frame 250 top inner wall central point puts and has seted up through-hole 251, the through-hole 251 inner wall rotates the cylinder 300 of connecting that shakes through the bearing, keep away a shake a section of thick bamboo 300 and be used for carrying out the energy-absorbing when striking the stainless steel guardrail to the car, it is specific, base 100 has the effect of installing crossbearer one 210, through setting up crossbearer one 210, crossbearer two 220 cooperation use has the effect of installing pole 230, through setting up pole 230 and 240 the effect that improves the mechanical strength of stainless steel guardrail specifically, through setting up crossbearer one 210, the crossbearer two 220 and set up the effect of avoiding the cylinder 300 of connecting that the car collision takes place through the cylinder 300 and the effect of preventing the collision of the highway, thereby the car from taking place the highway collision through the cylinder 300 and the effect of the collision of the cylinder 300 of the shock-absorbing through the cylinder 300 of preventing the car from taking place through the collision of the car collision and the shock absorption, thereby the car.

Rectangular groove one 211 has evenly been seted up at crossbearer one 210 top, rectangular groove one 211 inner wall has seted up screw hole one 212, screw hole one 212 bilateral symmetry has seted up two, rectangular groove two 221 has evenly been seted up to crossbearer two 220 bottom inner wall, rectangular groove two 221 and rectangular groove one 211 vertical symmetry distribute, rectangular groove two 221 inner wall has seted up screw hole two 222, screw hole two 222 bilateral symmetry is equipped with two, horizontal plate 231 has all been welded to pole setting 230 top and bottom, two upper and lower horizontal plates 231 respectively with rectangular groove one 211, rectangular groove two 221 inner walls cooperation grafting, two upper and lower horizontal plates 231 and rectangular groove one 211, rectangular groove two 221 inner wall junction passes through bolt fixed connection at screw hole one 212, screw hole two 222 inner walls, pole setting 230 outer wall has seted up draw-in groove 232, pole setting 230 outer wall fixed connection crosspiece 240, crosspiece 240 upper and lower symmetry is provided with two, crosspiece 240 left and right sides outer wall equal fixed mounting rectangular block 241, rectangular block 241 outer wall and draw-in groove 232 inner wall cooperation grafting, rectangular block 241 outer wall junction passes through bolt detachable fixed connection, pole setting 230 and crosspiece 240 cooperation connection are used for improving stainless steel mechanical strength, specific guardrail 221 and two rectangular groove 221, thereby the first and second 220 upper and lower connection effect of the crossbearer between the crossbearer.

The vibration isolation cylinder 300 comprises a rotating shaft 310, the top and bottom outer walls of the rotating shaft 310 are rotatably connected with the inner wall of a through hole 251 through bearings, a spring 320 is uniformly and fixedly installed on the outer wall of the rotating shaft 310, the spring 320 is provided with a plurality of damping blocks 330, the end parts of the spring 320 are fixedly connected with the damping blocks 330, the damping blocks 330 are used for absorbing energy and absorbing vibration, flexible sheaths 340 are fixedly installed on the outer walls of the damping blocks 330, the flexible sheaths 340 are used for performing flexible protection when an automobile collides with a stainless steel guardrail, concretely, the rotating shaft 310 is provided with the damping blocks 330, the vibration isolation cylinder 300 can be conveniently and rotatably connected with the inner wall of the through hole 251 through the bearings, rigid contact is generated when the automobile collides with the vibration isolation cylinder 300 through the springs 320, the using anti-collision performance of the device is improved, the passive protection performance of the automobile and drivers and passengers is improved, the damping block 330 is provided with the function of absorbing vibration, the damage of the automobile and the drivers and passengers during collision is reduced, and the protection effect on the automobile is improved through the flexible sheaths 340.

The utility model discloses specific application method as follows: when the base 100 is fixedly installed on the ground on the left and right sides of the highway through the bolts 110, the first crossbearer 210 is fixedly installed on the top of the base 100 through the bolts, the upright 230 is sequentially and fixedly installed on the top of the first crossbearer 210, the second crossbearer 220 is fixedly installed on the top of the upright 230, the crosspiece 240 is fixedly installed on the outer walls of the left and right sides of the upright 230 through the bolts, the U-shaped frame 250 is fixedly installed on the outer wall of the upright 230 through the bolts, the spring 320 and the damping block 330 are uniformly and fixedly installed on the outer wall of the rotating shaft 310, the flexible sheath 340 is sleeved and installed on the outer wall of the damping block 330, and the outer walls of the top and the bottom of the rotating shaft 310 are rotatably connected on the inner wall of the through hole 251 through the bearings.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A highway crash barrier comprising: base (100), the screw has evenly been seted up on base (100) surface, screw inner wall threaded connection bolt (110), base (100) are through bolt (110) fixed mounting in the both sides of highway subgrade, a serial communication port, base (100) top fixed mounting support frame (200), support frame (200) are including crossbearer one (210), fixed mounting pole setting (230) can be dismantled at crossbearer one (210) top, pole setting (230) top demountable mounting crossbearer two (220), adjacent two can dismantle fixed connection diaphragm (231) between pole setting (230), diaphragm (231) longitudinal symmetry is provided with two, and is two adjacent through bolt fixed mounting U-shaped frame (250) between pole setting (230), through-hole (251) have been seted up to U-shaped frame (250) top inner wall central point, through-hole (251) inner wall passes through the bearing and rotates and connects vibration isolation section of thick bamboo (300), vibration isolation section of thick bamboo (300) are used for carrying out energy-absorbing, damping when crashing the guardrail to the car.

2. The highway anti-collision guardrail according to claim 1, wherein the top of the first cross frame (210) is uniformly provided with first rectangular grooves (211), the inner wall of the first rectangular grooves (211) is provided with first screw holes (212), the first screw holes (212) are symmetrically formed in the left and right direction, the inner wall of the bottom of the second cross frame (220) is uniformly provided with second rectangular grooves (221), the second rectangular grooves (221) and the first rectangular grooves (211) are symmetrically distributed in the up and down direction, the inner wall of the second rectangular grooves (221) is provided with second screw holes (222), and the second screw holes (222) are symmetrically formed in the left and right direction.

3. The highway anti-collision guardrail according to claim 2, characterized in that transverse plates (231) are welded at the top and the bottom of the vertical rod (230), the upper transverse plate (231) and the lower transverse plate (231) are respectively matched and spliced with the inner walls of the first rectangular groove (211) and the second rectangular groove (221), and the joints of the upper transverse plate (231) and the inner walls of the first rectangular groove (211) and the second rectangular groove (221) are fixedly connected to the inner walls of the first screw hole (212) and the second screw hole (222) through bolts.

4. The highway anti-collision guardrail according to claim 3, wherein the outer wall of the upright rod (230) is provided with a clamping groove (232), the outer wall of the upright rod (230) is fixedly connected with two crosspieces (240), the two crosspieces (240) are arranged in an up-down symmetrical manner, the outer walls of the left end and the right end of the crosspiece (240) are fixedly provided with rectangular blocks (241), and the outer walls of the rectangular blocks (241) are matched and spliced with the inner wall of the clamping groove (232).

5. The highway anti-collision guardrail according to claim 4, wherein the joints of the outer walls of the rectangular blocks (241) and the inner walls of the clamping grooves (232) are detachably and fixedly connected through bolts, and the vertical rods (230) and the crosspieces (240) are connected in a matching mode to improve the mechanical strength of the guardrail.

6. The highway anti-collision guardrail according to claim 1, characterized in that the vibration damper (300) comprises a rotating shaft (310), the outer walls of the top and the bottom of the rotating shaft (310) are rotatably connected with the inner wall of the through hole (251) through bearings, springs (320) are uniformly and fixedly arranged on the outer wall of the rotating shaft (310), and a plurality of springs (320) are arranged.

7. The highway anti-collision guardrail according to claim 6, wherein the end of the spring (320) is fixedly connected with a damping block (330), the damping block (330) is used for absorbing energy and damping vibration, a flexible sheath (340) is fixedly arranged on the outer wall of the damping block (330), and the flexible sheath (340) is used for flexibly protecting the automobile from colliding with the guardrail.