CN221218631U - Steerable anti-collision pad structure - Google Patents

Abstract

The application relates to a guidable anti-collision pad structure, which belongs to the technical field of anti-collision pads and comprises a bottom support, wherein the bottom support is connected with a guide piece, an anti-collision frame is arranged on the guide piece in a sliding manner, the guide piece plays a guiding role on the anti-collision frame, the anti-collision frame moves backwards along the length direction of the anti-collision frame when the anti-collision frame receives frontal collision, a corrugated pipe bottom support is arranged in the anti-collision frame along the length direction of the anti-collision frame, the bottom support is connected with the guide piece, the guide piece is provided with the anti-collision frame in a sliding manner, the guide piece plays a guiding role on the anti-collision frame, the anti-collision frame moves backwards along the length direction of the anti-collision frame when the anti-collision frame receives frontal collision, and a corrugated pipe is arranged in the anti-collision frame along the length direction of the anti-collision frame. The application has the effects of improving the energy absorption efficiency of the anti-collision pad and reducing the occurrence of secondary accidents.

Description

Steerable anti-collision pad structure

Technical Field

The application relates to the technical field of anti-collision mats, in particular to a steerable anti-collision mat structure.

Background

A steerable crash pad is a device that safely stops a vehicle by absorbing the energy of the vehicle's collision. The vehicle energy absorption device mainly absorbs vehicle kinetic energy effectively through structures such as an internal energy absorption barrel or an energy absorption beam and provides buffer space and time for collision, and on the other hand, the striking colors and patterns on the vehicle energy absorption device can play a role in guiding and warning.

The anti-collision pad based on the kinetic energy theorem mainly has the advantages that a material or a structure capable of generating plastic deformation is assembled in the anti-collision pad, and the energy absorption material or the energy absorption structure is deformed in the collision process to play roles of buffering energy absorption and reducing injury of passengers in the collision.

For the related art, the crash pad based on the law of conservation of momentum mainly consists of a plurality of containers filled with sand or water, and plays a role in buffering by transferring the momentum of a crashed vehicle, but the energy absorption effect of the crash pad is not remarkable, the containers are easy to move around due to collision, and the two defects can cause secondary accidents.

Disclosure of utility model

In order to improve the energy absorption efficiency of the crash pad and reduce the occurrence of secondary accidents, the application provides a steerable crash pad structure.

The application provides a steerable anti-collision pad structure which adopts the following technical scheme:

The utility model provides a steerable crashproof pad structure, includes the bottom support, the bottom support is connected with the guide, it is provided with crashproof frame to slide on the guide, the guide right crashproof frame plays the guide effect, makes crashproof frame receives its along its length direction backward movement when frontal impact, be provided with the bellows along its length direction in the crashproof frame.

Through adopting above-mentioned technical scheme, when the car bumps from crashproof frame tip, crashproof frame restriction its skew under the effect of guide, crashproof frame wholly moves backward and unloads the power, and the bellows is collapsed, at the effect of guide, crashproof frame moves backward along its length direction to make the bellows structure will form the deformation mode of accordion in the collision, be favorable to energy absorption efficiency's improvement, the structural style of bellows is favorable to the reduction of collision peak value power simultaneously, improves crashproof pad's energy absorption efficiency, reduces the emergence of secondary accident.

Optionally, the anticollision frame includes a plurality of stands and a plurality of crossbeam, a plurality of the stand is arranged into two and is listed as, and two of same row the stand is a set of, same group connect a plurality of between two stands the crossbeam, same group a plurality of between the stand the crossbeam is a set of, adjacent two sets of all connect one between the crossbeam the bellows, the guide with the stand is connected, the unsettled setting in stand bottom.

Through adopting above-mentioned technical scheme, when the car is impacted from bellows tip direction, the stand moves backward along the length direction of bellows under the effect of guide, and the stand drives the crossbeam and moves backward to realize that the crossbeam moves backward and drives the bellows and collapse.

Optionally, each upright is connected with a diagonal rod, two diagonal rods of the same group of upright incline towards the direction of approaching each other, and the two diagonal rods are connected with the beam at the lowest position together.

By adopting the technical scheme, the triangular structure formed by the diagonal rods matched with the cross beams and the upright posts is favorable for enhancing the structural rigidity, and the light structure is realized.

Optionally, the guide piece includes a plurality of sliding blocks, and a plurality of the sliding blocks are fixed on the anticollision frame, the sliding blocks are arranged into two rows, lie in same row the sliding blocks wear to be equipped with the guide bar jointly, the bottom support is provided with two, the bottom support with homonymy the guide bar fixed connection.

Through adopting above-mentioned technical scheme, when stand backward removes, the sliding block removes along the guide bar to play the guide effect to the stand, make the stand move backward along the length direction of bellows, reduce the stand and appear controlling the skew after the crossbeam striking and lead to overall structure to destroy the condition that the bellows can't normally collapse.

Optionally, the guide rod is a seamless steel tube.

Optionally, an end of the impact frame that is impacted is provided with an impact end plate for increasing the contact area with the impacting vehicle.

By adopting the technical scheme, the stress area of the collision vehicle is increased, so that the corrugated pipe can be uniformly stressed and is collapsed along the length direction of the corrugated pipe.

Optionally, the anticollision end plate includes the inner end plate, the inner end plate sets up the one end that anticollision frame received the striking, the inner end plate is connected with a plurality of first connecting plates, adjacent two the interval of first connecting plate has deformation buffer space, a plurality of first connecting plate is connected with the outer end plate jointly.

Through adopting above-mentioned technical scheme, the vehicle striking is on the outer end plate, owing to leave deformation buffer space between the adjacent first connecting plate, makes first connecting plate can buckle and warp and carry out the buffering once after receiving the striking, then the power is in transmission to stand and crossbeam department, stand, crossbeam, outer end plate and inner end plate drive bellows collapse and advance line secondary buffering at whole back, improves the energy absorption efficiency of this crashproof pad structure.

Optionally, the outer end plate is the arched plate, the striking face of outer end plate is the plane, the inner end plate is the arc, the inner end plate with the tip of outer end plate passes through the second connecting plate and connects, the second connecting plate outer end plate with an inner end plate encloses into an annular plate.

Through adopting above-mentioned technical scheme, arch plate and arc make the corner can form the design of no closed angle between outer end plate and the inner board, and then reduce the destruction that receives when the vehicle is impacted from outer end plate side, and the second connecting plate connects outer end plate and inner board into holistic board for outer end plate and inner end plate can atress jointly, make stand and crossbeam can move backward when the striking and cushion.

Optionally, the crashproof frame both sides all are provided with and are used for cooperating the bellows carries out the crashproof curb plate that cushions to the vehicle that bumps from the side, crashproof curb plate with crashproof end plate is connected.

Through adopting above-mentioned technical scheme, when the car is impacted to crashproof pad structure from the side, crashproof curb plate can sunken deformation, and the bellows is hollow structure, and crashproof curb plate drives the bellows and takes energy-absorbing the crumple together, improves the cushioning effect of the vehicle of crashproof pad side impact from crashproof pad.

Optionally, the anti-collision side plate is a corrugated plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. When an automobile collides from the end part of the anti-collision frame, the anti-collision frame limits the deflection of the anti-collision frame under the action of the guide piece, the whole anti-collision frame moves backwards to unload force, the corrugated pipe collapses, the anti-collision frame moves backwards along the length direction of the anti-collision frame under the action of the guide piece, the corrugated pipe structure can form an accordion deformation mode in collision, the improvement of energy absorption efficiency is facilitated, meanwhile, the structural form of the corrugated pipe is beneficial to the reduction of collision peak force, the energy absorption efficiency of the anti-collision pad is improved, and the occurrence of secondary accidents is reduced;

2. The vehicle strikes on the outer end plate, owing to leave deformation buffering space between the adjacent connection, makes the connecting plate can buckle and warp and carry out primary buffering after receiving the striking, then the power is in transmission to stand and crossbeam department, and stand, crossbeam, outer end plate and inner end plate drive bellows collapse and advance the secondary buffering in whole backward movement, improves the energy absorption efficiency of this crashproof pad structure.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic structural view of an embodiment of the present application for embodying a crash frame.

Reference numerals illustrate: 1. a bottom support; 11. a bottom plate; 12. a vertical plate; 2. a guide member; 21. a guide rod; 22. a sliding block; 3. an anti-collision frame; 31. a column; 32. a cross beam; 33. a diagonal rod; 4. a bellows; 5. an anti-collision end plate; 51. an inner end plate; 52. a first connection plate; 53. an outer end plate; 54. a second connecting plate; 6. and an anti-collision side plate.

Detailed Description

The application is described in further detail below with reference to fig. 1-2.

The embodiment of the application discloses a guidable anti-collision pad structure.

As shown in fig. 1 and 2, the guidable crash pad structure includes two bottom brackets 1, the bottom brackets 1 including a bottom plate 11 and two vertical plates 12, the two vertical plates 12 being welded to the bottom plate 11, the bottom plate 11 being bolted to the ground.

The two bottom supports 1 are connected with the guide piece 2, the guide piece 2 comprises a guide rod 21, the guide rod 21 is a seamless steel pipe, one end of the seamless steel pipe penetrates through the two vertical plates 12 and is connected with the two vertical plates 12 through bolts, and one end, far away from the vertical plates 12, of the guide rod 21 is connected with a corner of a guardrail on a highway. The guide rod 21 is sleeved with a plurality of sliding blocks 22, the sliding blocks 22 are cylindrical sleeves, and the sliding blocks 22 are distributed at equal intervals along the length direction of the guide rod 21.

The anti-collision frame 3 is connected with the sliding blocks 22 together, the anti-collision frame 3 comprises a plurality of upright posts 31 and a plurality of cross beams 32, the sliding blocks 22 are in one-to-one correspondence with the upright posts 31, the upright posts 31 are welded on the corresponding sliding blocks 22, the upright posts 31 are all mutually perpendicular to the guide rods 21, the upright posts 31 are arranged into two vertical columns and a plurality of horizontal rows, the two upright posts 31 in the same horizontal row are in one group, two ends of the cross beams 32 are respectively welded on the two upright posts 31 in the same group, and three cross beams 32 are welded between the two upright posts 31 in the same group. The bottom cross beam 32 and the middle cross beam 32 are connected with the corrugated pipe 4 through bolts, the other end of the corrugated pipe 4 is connected with the cross beams 32 on the adjacent group of upright posts 31 through bolts, and the head end and the tail end of the adjacent corrugated pipe 4 are spliced opposite to each other. The bottom of every stand 31 has all welded down tube 33, and down tube 33 welds with the crossbeam 32 that is located the bottom, and the one end that down tube 33 kept away from stand 31 is toward being close to adjacent down tube 33 direction slope, and stand 31 unsettled setting.

A group of upright posts 31 close to the bottom support 1 are connected with an anti-collision end plate 5, the anti-collision end plate 5 comprises an inner end plate 51, the inner end plate 51 is an arc-shaped plate, one side of the inner end plate 51, which faces away from the upright posts 31, is welded with three first connecting plates 52, and the three first connecting plates 52 are equidistantly arranged along the peripheral surface of the inner end plate 51. The outer end plate 53 is welded together to the one end that three first connecting plates 52 kept away from inner end plate 51, and outer end plate 53 is the arched plate, and the striking face of outer end plate 53 is the plane, and the both sides of inner end plate 51 all are connected with second connecting plate 54, and second connecting plate 54 is connected with outer end plate 53, and outer end plate 53, inner end plate 51 and two second connecting plates 54 integrated into one piece enclose into an annular plate.

The side of the upright posts 31 of the same column, which is away from the corrugated tube 4, is welded with an anti-collision side plate 6, and one end of the anti-collision side plate 6 passes through the second connecting plate 54 and is fixed on the second connecting plate 54. The side collision avoidance plate 6 is a corrugated plate.

When the automobile front impacts the outer end plate 53, as deformation buffer spaces are reserved between the adjacent first connecting plates 52, the first connecting plates 52 can be bent and deformed for one time for buffer after being impacted, the arched plates and the arc plates enable corner positions between the inner end plate 51 and the outer end plate 53 to be designed without sharp corners, damage to the automobile when the automobile impacts from the side edges of the outer end plate 53 is reduced, and the second connecting plates 54 connect the outer end plate 53 and the inner end plate 51 into an integral plate, so that the outer end plate 53 and the inner end plate 51 can bear force together.

Then the impact force is transferred to the positions of the upright posts 31 and the cross beams 32 by punching the inner end plates 51, the upright posts 31 and the cross beams 32 move backwards, the sliding blocks 22 move along the guide rods 21 to guide the upright posts 31, the upright posts 31 move backwards along the length direction of the corrugated tube 4, the left-right offset of the upright posts 31 and the cross beams 32 is reduced, and then the upright posts 31, the cross beams 32, the outer end plates 53 and the inner end plates 51 integrally move backwards to drive the corrugated tube 4 to collapse for secondary buffering. The bellows 4 structure will form the deformation mode of accordion in the collision, is favorable to energy absorption efficiency's improvement, and the structural style of bellows 4 is favorable to the reduction of collision peak value power simultaneously, improves crash pad's energy absorption efficiency, reduces the emergence of secondary accident.

When the automobile collides with the anti-collision pad structure from the side face, the anti-collision side plate 6 can be concavely deformed, the corrugated pipe 4 is of a hollow structure, and the anti-collision side plate 6 drives the corrugated pipe 4 to absorb energy together to collapse, so that the buffer effect of the automobile crashing from the side face of the anti-collision pad is improved.

The implementation principle of the embodiment of the application is as follows: when the car bumps from crashproof frame 3 tip, crashproof frame 3 restriction its skew under the effect of direction 2, crashproof frame 3 whole moves backward and unloads the power, and bellows 4 crumple, at the effect of direction 2, crashproof frame 3 moves backward along its length direction to make bellows 4 structure will form the deformation mode of accordion in the collision, be favorable to energy absorption efficiency's improvement, the structural style of bellows 4 is favorable to the reduction of collision peak value power simultaneously, improve crashproof pad's energy absorption efficiency, reduce the emergence of secondary accident.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. The utility model provides a steerable crashproof pad structure which characterized in that: including bottom support (1), bottom support (1) is connected with guide (2), slide on guide (2) and be provided with crashproof frame (3), guide (2) right crashproof frame (3) play the guide effect, make crashproof frame (3) are received when frontal striking it is followed self length direction and is moved backward, be provided with bellows (4) along its length direction in crashproof frame (3).

2. The steerable bumper structure of claim 1, wherein: the anti-collision frame (3) comprises a plurality of upright posts (31) and a plurality of cross beams (32), wherein the upright posts (31) are arranged into two rows, two upright posts (31) in the same row are arranged into one group, a plurality of cross beams (32) are connected between the two upright posts (31) in the same group, a plurality of cross beams (32) between the upright posts (31) in the same group are arranged into one group, two adjacent groups are connected between the cross beams (32) respectively with one corrugated pipe (4), the guide piece (2) is connected with the upright posts (31), and the bottoms of the upright posts (31) are arranged in a suspending mode.

3. The steerable bumper structure of claim 2, wherein: each upright post (31) is connected with an inclined rod (33), two inclined rods (33) of the same group of upright posts (31) incline towards the direction of approaching each other, and the two inclined rods (33) are connected with the beam (32) at the lowest position.

4. The steerable bumper structure of claim 1, wherein: the guide piece (2) comprises a plurality of sliding blocks (22), the sliding blocks (22) are fixed on the anti-collision frame (3), the sliding blocks (22) are arranged into two rows, the sliding blocks (22) located in the same row are jointly penetrated with guide rods (21), the number of the bottom support seats (1) is two, and the bottom support seats (1) are fixedly connected with the guide rods (21) on the same side of the bottom support seats.

5. The steerable bumper structure of claim 4, wherein: the guide rod (21) is a seamless steel tube.

6. The steerable bumper structure of claim 1, wherein: an end of the anti-collision frame (3) impacted is provided with an anti-collision end plate (5) for increasing the contact area with an impacting vehicle.

7. The steerable bumper structure of claim 6, wherein: the anti-collision end plate (5) comprises an inner end plate (51), the inner end plate (51) is arranged at one impacted end of the anti-collision frame (3), the inner end plate (51) is connected with a plurality of first connecting plates (52), deformation buffering spaces are arranged between the two first connecting plates (52), and the plurality of first connecting plates (52) are connected with an outer end plate (53) together.

8. The steerable bumper structure of claim 7, wherein: the outer end plate (53) is an arch plate, the impact surface of the outer end plate (53) is a plane, the inner end plate (51) is an arc plate, the inner end plate (51) and the end part of the outer end plate (53) are connected through a second connecting plate (54), and the second connecting plate (54), the outer end plate (53) and the inner end plate (51) enclose into an annular plate.

9. The steerable bumper structure of claim 6, wherein: anti-collision side plates (6) used for being matched with the corrugated pipes (4) to buffer vehicles impacted from the side surfaces are arranged on two sides of the anti-collision frame (3), and the anti-collision side plates (6) are connected with the anti-collision end plates (5).

10. The steerable bumper structure of claim 9, wherein: the anti-collision side plates (6) are corrugated plates.