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CN-224213193-U - Multistage energy-absorbing road crash barrier

CN224213193UCN 224213193 UCN224213193 UCN 224213193UCN-224213193-U

Abstract

The utility model relates to a multistage energy-absorbing road anti-collision guardrail, which comprises a guardrail assembly, wherein two groups of upright posts which are symmetrically arranged are arranged in the guardrail assembly, and two groups of connecting cross bars are arranged between the two groups of upright posts. Through increasing guardrail subassembly, energy-absorbing post, angle warning piece, main warning subassembly and clean subassembly, the rotation structure installation between two sets of stands about arranging in of a plurality of energy-absorbing posts, make annular warning reflection of light strip carry out reflection of light warning, and install angle warning piece supplementary reflection of light warning in two sets of stand corners, and main warning subassembly is installed to the stand top, make main warning reflection of light strip be located the eminence and carry out reflection of light warning, and drive clean subassembly annular rotation to main warning reflection of light strip lateral surface clean through wind-force and vehicle air current, can improve the warning effect, through increasing guardrail subassembly, energy-absorbing post and horizontal pole, can form multistage energy-absorbing anticollision.

Inventors

  • ZHANG JUNQI
  • DU GUANGMIN
  • CUI XIAOFENG
  • ZHANG XU

Assignees

  • 济南能源工程集团有限公司

Dates

Publication Date
20260508
Application Date
20250529

Claims (8)

  1. 1. The multistage energy-absorbing road anti-collision guardrail comprises a guardrail assembly (100) and is characterized in that two groups of upright posts (102) which are symmetrically arranged are arranged in the guardrail assembly (100), and two groups of connecting cross bars (300) are arranged between the two groups of upright posts (102); A plurality of groups of energy absorption columns (200) which are distributed in a linear equal distribution and used for absorbing energy and preventing collision are rotationally connected between the two groups of cross bars (300), a main warning component (500) used for warning at the road edge is arranged above each group of the stand columns (102), a main warning column (502) is arranged in the main warning component (500), and a plurality of groups of main warning reflecting strips (506) which are distributed in a circumference equal distribution are arranged outside the main warning column (502); the novel energy-absorbing column is characterized in that a cleaning assembly (600) for cleaning the main warning reflecting strips (506) is arranged on the outer side of the main warning column (502), a group of angle warning pieces (400) are arranged at corners of one side, far away from the center of the guardrail assembly (100), of the rear end of each upright column (102), and a plurality of groups of annular warning reflecting strips (202) which are distributed in a linear and equally-distributed mode are arranged in the energy-absorbing column (200).
  2. 2. The multi-stage energy-absorbing road crash barrier of claim 1 wherein a stabilizing base (101) is fixedly connected below the upright post (102), a rear chute (104) is formed in the rear end of the upper surface of the upright post (102), a rear sliding block is arranged in the angle warning member (400), the rear sliding block is movably embedded with the rear chute (104), and an angle warning base is fixedly connected to the rear side of the rear sliding block.
  3. 3. The multi-stage energy-absorbing road crash barrier of claim 2 wherein the upper surface of the upright post (102) is provided with a connecting threaded hole (109), the main warning component (500) is further provided with a connecting stud (501), the connecting stud (501) is in threaded fit connection with the connecting threaded hole (109), and the connecting stud (501) is integrally and fixedly connected with the main warning post (502).
  4. 4. The multi-stage energy-absorbing road crash barrier of claim 3 wherein a cleaning ring groove (503) is formed in the lower surface of the main warning post (502), a group of annular ball grooves (504) are formed in the inner side surfaces of the inner end and the outer end of the cleaning ring groove (503), and a plurality of groups of balls (505) for assisting the cleaning assembly (600) to rotate in a ring shape are movably embedded in the inner side of the annular ball grooves (504).
  5. 5. The multi-stage energy-absorbing road crash barrier of claim 4 wherein a cleaning slider (601) is disposed in the cleaning assembly (600), arc grooves (602) are formed in both inner and outer sides of the cleaning slider (601), the cleaning slider (601) is movably engaged with the cleaning ring groove (503), and the ball body (505) is movably engaged with the arc grooves (602).
  6. 6. The multi-stage energy-absorbing road crash barrier of claim 5 wherein a cleaning rod (603) is fixedly connected below the cleaning slider (601), cleaning bristles (604) are arranged at one end of the cleaning rod (603) close to the main warning post (502), a rotating ring seat is arranged below the cleaning rod (603), and a plurality of groups of rotating fan blades (605) for assisting in rotation are fixedly connected to the outer side of the rotating ring seat.
  7. 7. The multistage energy-absorbing road anti-collision guardrail according to claim 1, wherein the upper surface of the upright post (102) is further provided with a mounting chute (103), the rear side of the upright post (102) is connected with an outer support frame (105) through a bolt structure, and the rear side of the outer support frame (105) is fixedly connected with two groups of symmetrically arranged damping shock absorbers (106) for buffering and absorbing energy; The damping shock absorber is characterized in that a rear transverse plate (107) is fixedly connected to the rear side of the damping shock absorber (106), and a plurality of groups of linearly equally distributed abutting seats (108) are fixedly connected to the rear side of the rear transverse plate (107).
  8. 8. The multi-stage energy-absorbing road crash barrier according to claim 1, wherein an energy-absorbing column body (201) is further arranged in the energy-absorbing column (200), the energy-absorbing column body (201) is made of a hollow rubber column structure, sand is filled inside the energy-absorbing column body (201), and a cross rod body (301) is arranged in the cross rod (300); the left side and the right side of the cross rod body (301) are fixedly connected with a group of installation sliding blocks (302), and the installation sliding blocks (302) are movably embedded with the installation sliding grooves (103) mutually.

Description

Multistage energy-absorbing road crash barrier Technical Field The utility model relates to the technical field of road anti-collision guardrails, in particular to a multi-stage energy-absorbing road anti-collision guardrail. Background The road anti-collision guardrail is an important facility for guaranteeing road traffic safety, and plays a key role in different road scenes, such as preventing vehicles from crossing boundaries, buffering vehicle collision, inducing driver routes and the like. Its functions, classification, structure, design requirements and development trend are closely related to road safety. The use of the road anti-collision guardrail not only needs to provide energy absorption buffer protection in collision, but also needs to play a corresponding role in warning before collision, so that anti-collision protection is carried out, and the occurrence rate of overall safety accidents is reduced. In the use of road anticollision barrier commonly used, it only is provided with simple reflection of light strip structure and carries out road one end side plane setting, and in use probably because of can't form effectual reflection of light warning structure, and road anticollision barrier sets up in outdoor use, and it faces the adhesion of dust and debris, and then can reduce the reflection of light warning effect of warning reflection of light strip, leads to the road anticollision barrier can't effectively exert the warning effect before the collision, can't exert its effect that reduces traffic accident rate. In view of the foregoing, it is desirable to provide a new structure for solving the above-mentioned problems. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a multistage energy-absorbing road anti-collision guardrail, which solves the problems in the prior art. The technical scheme includes that the multistage energy-absorbing road anti-collision guardrail comprises a guardrail component, two groups of upright posts which are symmetrically arranged are arranged in the guardrail component, two groups of connecting cross bars are arranged between the two groups of upright posts, a plurality of groups of energy-absorbing columns which are linearly and equally distributed and used for absorbing energy and preventing collision are rotationally connected between the two groups of cross bars, a main warning component which is used for warning at the edge of a road is arranged above each group of upright posts, a main warning column is arranged in the main warning component, a plurality of groups of main warning reflecting strips which are circumferentially and equally distributed are arranged outside the main warning column, a cleaning component which is used for cleaning the main warning reflecting strips is arranged outside the main warning column, a group of angle warning pieces are arranged at corners of one side, far away from the center of the guardrail component, of each group of upright posts, and a plurality of annular warning reflecting strips which are linearly and equally distributed are arranged in the energy-absorbing columns. Further, the stable base of stand below fixedly connected with, the back spout has been seted up to stand upper surface rear end, be equipped with a back slider in the angle warning piece, back slider and the mutual activity gomphosis of back spout, back slider rear side fixedly connected with angle warning seat, the angle warning piece of stand corner installation is assisted the warning, and the angle warning piece is convenient dismouting structure and stand connection. Further, the upper surface of the upright post is provided with a connecting threaded hole, the main warning component is also provided with a connecting stud, the connecting stud is in threaded fit connection with the connecting threaded hole, and the connecting stud is in integral fixed connection with the main warning post. Further, the cleaning ring groove is formed in the lower surface of the main warning column, a group of annular ball grooves are formed in the inner side surfaces of the inner end and the outer end of the cleaning ring groove, and a plurality of groups of balls for assisting the cleaning assembly to rotate in an annular mode are movably embedded in the inner side of the annular ball grooves. Further, a cleaning sliding block is arranged in the cleaning assembly, arc grooves are formed in the inner side surface and the outer side surface of the cleaning sliding block, the cleaning sliding block is movably embedded with the cleaning annular groove, and the ball body is movably embedded with the arc grooves. Further, clean slider below fixedly connected with cleaning rod, cleaning rod is close to main warning post one end and is equipped with clean brush hair, the cleaning rod below is equipped with the swivel mount pad, swivel mount pad outside fixedly connected with a plurality of groups are used fo