CN215104943U

CN215104943U - Public road bridge roof beam safety anticollision barrier device

Info

Publication number: CN215104943U
Application number: CN202121087062.2U
Authority: CN
Inventors: 王军礼; 王琛锐
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-10
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a public road bridge roof beam safety anticollision barrier device belongs to public road bridge roof beam technical field. The utility model provides a public road bridge roof beam safety anticollision barrier device, includes the main part board, and the spacing spout has been seted up to the main part board back wall, is equipped with fixed subassembly between two spacing spouts, and the block groove has been seted up to the main part board antetheca, and the block inslot is through the bolt spiro union stopper, is equipped with the anticollision subassembly between two stoppers. The utility model discloses be equipped with an anticollision rubber section of thick bamboo in main part board front side, can carry out the buffering of striking dynamics to the vehicle of striking through an anticollision rubber section of thick bamboo, greatly reduced vehicle accident damages.

Description

Public road bridge roof beam safety anticollision barrier device

Technical Field

The utility model relates to a public road bridge roof beam technical field, more specifically say, relate to a public road bridge roof beam safety anticollision barrier device.

Background

The road and bridge engineering refers to the whole work of planning, designing, constructing, maintaining and repairing structures of roads crossing water areas, valleys and all traffic channels, and bridges are erected for crossing deep valley zones with large height differences or crossing other traffic lines to keep traffic smooth. For preventing when the car meets accident dashes down highway bridge roof beam, will generally be at highway bridge installation anticollision barrier, current highway bridge anticollision barrier is mostly steel tubular construction, when the car is out of control and highway bridge anticollision steel tubular barrier collides with each other, because of the device commonly used does not mostly set up buffer structure, leads to the vehicle impaired seriously, and dismantles the replacement to highway bridge anticollision barrier again, and the cost is high and time-consuming, in view of this, we provide a highway bridge safety anticollision barrier device.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a public road bridge roof beam safety anticollision barrier device to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

A safety anti-collision guardrail device for a highway bridge comprises a main body plate, wherein the rear wall of the main body plate is provided with two limiting chutes in a bilateral symmetry structure, two fixing components are arranged between the two limiting chutes in a vertical symmetry structure, bolts are sleeved at four corners of the fixing plate, a clamping sleeve is fixedly arranged on the rear wall of the fixing plate, two springs are fixedly arranged on the inner wall of the clamping sleeve in a vertical symmetry structure, anti-slip clamping plates are fixedly arranged at the inner ends of the springs, the rear end of the clamping sleeve is screwed with the bolts, two clamping grooves are formed in the front wall of the main body plate in a vertical symmetry structure, limiting blocks are screwed in the clamping grooves through the bolts, rotating grooves are formed in the inner walls of the limiting blocks, an anti-collision component is arranged between the two limiting blocks and comprises a rotating shaft, two ball bearings A are sleeved outside the rotating shaft in a vertical symmetry structure, the utility model discloses a bearing, including pivot A, position cover, sealed lid, ball bearing B, the outside position cover that is in the pivot for the ball bearing A outside is equipped with sealed lid, the sealed lid top is annular equidistant structure spiro union has a plurality of hexagon socket head cap bolts, the outside position cover that is in the pivot for the sealed lid outside is equipped with ball bearing B, the cover is equipped with the crashproof rubber section of thick bamboo in the middle part of the pivot, two bearing grooves have been seted up to the external vertically symmetrical structure that is of crashproof rubber section of thick bamboo.

Preferably, the limiting block is matched with the clamping groove in a clamping mode.

Preferably, the rotating groove is of a T-shaped structure, and the ball bearing B is tightly attached to the rotating groove.

Preferably, the ball bearing A is tightly attached to the bearing groove.

Preferably, the cross section of the inner wall of the sealing cover is of a convex structure.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses an add at main part board rear side and establish fixed subassembly, establish this device cover outside current bridge railing through fixed subassembly, through add in the guardrail outside and establish this device and then carry out the anticollision protection to highway bridge safety anticollision barrier to be equipped with the anticollision rubber tube in main part board front side, can carry out the dynamics of striking buffering to the vehicle of striking through the anticollision rubber tube, reduce vehicle accident damage, make current guardrail safety firm more.

2. The utility model discloses fixed subassembly passes through the bolt fastening at main part board back wall, and the bolt can carry out the interval adjustment in spacing spout for fixed subassembly is applicable to the centre gripping fixed mounting of different guardrail steel pipe intervals, has improved the suitability of device greatly.

Drawings

Fig. 1 is a left side schematic view of the overall structure of the present invention;

FIG. 2 is a right side schematic view of the overall structure of the present invention;

fig. 3 is a schematic diagram of the overall structure of the present invention;

fig. 4 is a schematic structural view of the fixing assembly of the present invention;

fig. 5 is a schematic view of the anti-collision assembly according to the present invention;

FIG. 6 is a front side view of the seal cover according to the present invention;

FIG. 7 is a rear side view of the seal cover according to the present invention;

the reference numbers in the figures illustrate: 1. a main body plate; 2. a fixing assembly; 3. a limiting block; 4. an anti-collision assembly; 101. a limiting chute; 102. a clamping groove; 201. a fixing plate; 202. a card sleeve; 203. a spring; 204. an anti-skid card board; 301. a rotating groove; 401. a rotating shaft; 402. a ball bearing A; 403. a sealing cover; 404. a ball bearing B; 405. an anti-collision rubber cylinder; 406. and (4) bearing grooves.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the present invention provides a technical solution:

a safety anti-collision guardrail device for a highway bridge comprises a main body plate 1, wherein the rear wall of the main body plate 1 is of a bilateral symmetry structure and is provided with two limiting chutes 101, two fixing components 2 are arranged between the two limiting chutes 101 in an up-down symmetry structure, the fixing components 2 comprise fixing plates 201, bolts are sleeved at four corners of the fixing plates 201, a clamping sleeve 202 is fixedly arranged on the rear wall of the fixing plates 201, the inner wall of the clamping sleeve 202 is of an up-down symmetry structure and is fixedly provided with two springs 203, the inner ends of the springs 203 are fixedly provided with anti-collision clamping plates 204, so that the fixing components 2 are more firm when being arranged outside a guardrail, the rear ends of the clamping sleeve 202 are screwed with bolts, the front wall of the main body plate 1 is of an up-down symmetry structure and is provided with two clamping grooves 102, limiting blocks 3 are screwed in the clamping grooves 102 through bolts, the inner walls of the limiting blocks 3 are provided with rotating grooves 301, an anti-collision component 4 is arranged between the two limiting blocks 3, and the anti-collision component 4 comprises a rotating shaft 401, the outside vertical symmetry structure cover that is of pivot 401 is equipped with two ball bearing A402, the outside position cover that is in the pivot 401 outside for the ball bearing A402 outside is equipped with sealed lid 403, be convenient for to the sealed protection of ball bearing A402, sealed lid 403 top surface is annular equidistant structure spiro union has a plurality of hexagon socket head cap bolts, the outside position cover that is in the pivot 401 outside for sealed lid 403 is equipped with ball bearing B404, pivot 401 middle part cover is equipped with anti-collision rubber tube 405, be convenient for reduce the impact that vehicle striking guardrail produced, anti-collision rubber tube 405 outside is vertical symmetry structure and has seted up two bearing grooves 406, be convenient for ball bearing A402 installation.

Specifically, the limiting block 3 is matched with the clamping groove 102 in a clamping manner, so that the limiting block 3 can be conveniently installed and fixed on the main body plate 1.

Further, the rotating groove 301 is of a T-shaped structure, so that the ball bearing B404 is conveniently clamped with the rotating shaft 401, and the ball bearing B404 is tightly attached to the rotating groove 301, so that the friction force generated by the rotating shaft 401 rotating in the limiting block 3 is conveniently reduced.

Further, the ball bearing a402 is tightly attached to the bearing groove 406, so that the ball bearing a402 can work conveniently to reduce the friction force generated by the rotating shaft 401.

In addition, the cross section of the inner wall of the seal cover 403 has a convex structure, which facilitates the abutting and fixing of the ball bearings a402 and B404.

The working principle is as follows: when the device is used for auxiliary collision avoidance of the existing highway bridge safety collision guardrail, firstly, a rotating shaft 401 is sleeved in a collision rubber cylinder 405, then a ball bearing A402 is sleeved outside the rotating shaft 401 and is embedded in a bearing groove 406 of the collision rubber cylinder 405, then a sealing cover 403 is fixed with the outer wall of the collision rubber cylinder 405 in a screw joint mode, then a ball bearing B404 is sleeved inside a rotating groove 301 formed in the inner wall of a limiting block 3, one assembled limiting block 3 is firstly clamped with a clamping groove 102 at one end of a main body plate 1 and is fixed through a bolt screw joint, then one end of an assembled collision avoidance assembly 4 is butted and clamped with the fixed limiting block 3, then the other assembled limiting block 3 is clamped at the other end of a collision avoidance assembly 4 and is fixed with the other clamping groove 102 of the main body plate 1 in a screw joint mode, and finally, a fixing assembly 2 is clamped and fixed outside the existing collision avoidance guardrail, after the fixing is finished, the fixing component 2 and the main body plate 1 are screwed through bolts.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a public road bridge roof beam safety anticollision barrier device, includes main part board (1), its characterized in that: the anti-collision device is characterized in that two limiting sliding grooves (101) are formed in the rear wall of the main body plate (1) in a bilateral symmetry structure, two fixing assemblies (2) are arranged between the two limiting sliding grooves (101) in an up-down symmetry structure, each fixing assembly (2) comprises a fixing plate (201), bolts are sleeved at four corners of each fixing plate (201), a clamping sleeve (202) is fixedly arranged on the rear wall of each fixing plate (201), two springs (203) are fixedly arranged on the inner wall of each clamping sleeve (202) in an up-down symmetry structure, anti-slip clamping plates (204) are fixedly arranged at the inner ends of the springs (203), bolts are screwed at the rear ends of the clamping sleeves (202), two clamping grooves (102) are formed in the front wall of the main body plate (1) in an up-down symmetry structure, limiting blocks (3) are screwed in the clamping grooves (102) through bolts, rotating grooves (301) are formed in the inner walls of the limiting blocks (3), and anti-collision assemblies (4) are arranged between the two limiting blocks (3), anticollision subassembly (4) are including pivot (401), the symmetrical structure cover about pivot (401) outside is equipped with two ball bearing A (402), pivot (401) outside is equipped with sealed lid (403) for the position cover in the ball bearing A (402) outside, sealed lid (403) top surface is annular equidistant structure spiro union and has a plurality of hexagon socket head cap bolts, pivot (401) outside is equipped with ball bearing B (404) for the position cover in sealed lid (403) outside, pivot (401) middle part cover is equipped with crashproof rubber tube (405), crashproof rubber tube (405) outside is symmetrical structure about being and has seted up two bearing grooves (406).

2. The road and bridge safety anti-collision guardrail device of claim 1, wherein: the limiting block (3) is matched with the clamping groove (102) in a clamping mode.

3. The road and bridge safety anti-collision guardrail device of claim 1, wherein: the rotating groove (301) is of a T-shaped structure, and the ball bearing B (404) is tightly attached to the rotating groove (301).

4. The road and bridge safety anti-collision guardrail device of claim 1, wherein: the ball bearing A (402) is tightly attached to the bearing groove (406).

5. The road and bridge safety anti-collision guardrail device of claim 1, wherein: the section of the inner wall of the sealing cover (403) is of a convex structure.