CN217672524U

CN217672524U - Energy absorption box for front collision of automobile

Info

Publication number: CN217672524U
Application number: CN202221321534.0U
Authority: CN
Inventors: 赵洪林; 董月厚; 王建春; 杨清华
Original assignee: TIANJIN BOSHI FENGTONG TECHNOLOGY CO LTD
Current assignee: Tianjin Xiangshuo Body Technology Co.,Ltd.
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-10-28
Anticipated expiration: 2032-05-30

Abstract

The embodiment of the utility model discloses an energy-absorbing box for car front portion collision, concretely relates to energy-absorbing box technical field, including energy-absorbing box main part and anticollision crossbeam, the tip surface rigid coupling of energy-absorbing box main part has the connecting plate, the connecting hole has been seted up near side end department on the surface of connecting plate. The utility model discloses a with the fixed slot cover on the guide block, pull fixed block and fixed slot butt joint, at the in-process of fixed block and fixed slot slip butt joint, the locating piece is located the traction groove, and make the locating piece receive the extrusion, utilize the sliding fit of No. two sliders in No. two spouts, promote No. two dog synchronous motion and extrude No. two springs, during locating piece and constant head tank port butt joint, no. two springs promote the locating piece and reset stably and peg graft with the locating hole, carry out the position location to between energy absorption box main part and the anticollision crossbeam, and then make things convenient for the accurate of connecting hole and fixed orifices to hole, thereby be favorable to quick hole to hole, convenient connection, and work efficiency is improved.

Description

Energy absorption box for front collision of automobile

Technical Field

The embodiment of the utility model provides a relate to energy-absorbing box technical field, concretely relates to energy-absorbing box for car front portion collision.

Background

The energy absorption box of the automobile is an important energy absorption device in an automobile bumper system, is arranged between a cross beam and a frame longitudinal beam and exists as a low-speed safety protection system, the automobile can generate plastic deformation when in strong collision, the energy absorption box can absorb a part of impact force to protect the safety of passengers in the automobile, the energy absorption box is used as a metal thin-wall component, the fold deformation is easy to generate during collision, the automobile can effectively absorb the collision energy when in low-speed collision, the damage of the impact force to an automobile body is reduced as far as possible, the passive safety of the automobile is improved, and the maintenance cost caused by the collision is reduced.

The existing energy absorption box for front collision of an automobile has the problems that the hole aligning efficiency is low and the hole aligning is troublesome in the installation process of the energy absorption box and an anti-collision beam, and the work efficiency of assembling and installation is influenced, so that the energy absorption box for front collision of the automobile is provided aiming at the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate the not enough of prior art, solve the problem among the background art, the utility model provides an energy-absorbing box for car front portion collision.

The utility model provides a technical scheme that its technical problem adopted is: a energy-absorbing box for automobile front portion collision, including energy-absorbing box main part and crashproof crossbeam, the tip surface rigid coupling of energy-absorbing box main part has the connecting plate, the connecting hole has been seted up near side end department in the surface of connecting plate, the surface of crashproof crossbeam and the junction fixed block of connecting plate, the tip of fixed block is equipped with the guide board, the surface of crashproof crossbeam is close to fixed block department and has seted up the mounting hole, the surface of crashproof crossbeam is located and is equipped with the locating piece between the fixed block, the pull groove has been seted up to the surface middle part below of connecting plate, the middle part on the surface of connecting plate is located the port department of pull groove and has seted up the locating hole, the fixed slot has been close to pull groove department in the surface of connecting plate, no. two movable chambers have been seted up near locating piece department in the inside of crashproof crossbeam, no. two spouts have been seted up to the side in No. two movable chambers, no. two movable chambers's inside sliding connection has No. two dogs, no. two dogs's side has No. two sliders, no. two activity intracavity rigid couplings have No. two springs, be convenient for the hole alignment of connecting hole and fixed hole.

Preferably, the end sections of the fixing block and the fixing groove are T-shaped, the fixing block and the fixing groove are matched and are in sliding connection with each other, the fixing grooves are symmetrically distributed on two sides of the traction groove, and the fixing blocks are symmetrically distributed on two sides of the positioning block, so that the connecting plate and the anti-collision beam are convenient to fix.

Preferably, the end of the positioning block extends into the second movable cavity to be fixedly connected with the second stop dog, the second stop dog is matched with the second movable cavity, and the end of the second spring is fixedly connected with the surface of the second stop dog, so that the positioning block can be conveniently retracted.

Preferably, the positioning hole and the positioning block are matched and are in plug-in connection with each other, and the end part of the positioning block is inclined, so that the positioning block and the positioning hole are conveniently connected.

Preferably, the traction groove is communicated with the positioning hole, the traction groove is matched with the positioning block and is in sliding connection with the positioning block, and the positioning block is convenient to slide and pull.

Preferably, no. two sliders are located No. two spouts and be sliding connection each other, no. two sliders and No. two spouts equal symmetric distribution is in the both sides of No. two dogs, the stable slip of dog of being convenient for.

Preferably, the tip of fixed block is inside to be close to guide board department and has seted up an activity chamber No. one, the spout is seted up No. one to the side in activity chamber, sliding connection has the dog No. one in the activity chamber, the side rigid coupling of dog has the slider No. one, the intracavity rigid coupling of activity has a spring, the shrink of the guide board of being convenient for.

Preferably, the bottom of guide board extends to an activity intracavity and a dog rigid coupling, a slider is located a spout, a slider and a spout looks adaptation just are sliding connection each other, the tip of a spring and the bottom surface rigid coupling of a dog are favorable to the stable shrink of guide board.

The embodiment of the utility model provides an have following advantage:

the utility model discloses a with the fixed slot cover on the guide block, pull fixed block and fixed slot butt joint, at the in-process of fixed block and fixed slot slip butt joint, the locating piece is located the traction groove, and make the locating piece receive the extrusion, utilize the sliding fit of No. two sliders in No. two spouts, promote No. two dog synchronous motion and extrude No. two springs, during locating piece and constant head tank port butt joint, no. two springs promote the locating piece and reset stably and peg graft with the locating hole, carry out the position location to between energy absorption box main part and the anticollision crossbeam, and then make things convenient for the accurate of connecting hole and fixed orifices to hole, thereby be favorable to quick hole to hole, convenient connection, and work efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a development view of the present invention;

FIG. 3 is a schematic structural view of the energy-absorbing box main body and the connecting plate of the present invention;

fig. 4 is a partial cross-sectional view of the anti-collision beam of the present invention;

fig. 5 is an enlarged view of a in fig. 4 according to the present invention.

In the figure: 1. a crash box body; 2. an anti-collision cross beam; 3. a fixed block; 4. a connecting plate; 5. connecting holes; 6. mounting holes; 7. positioning blocks; 8. a traction groove; 9. positioning holes; 10. a fixing groove; 11. a first active lumen; 12. a guide plate; 13. a first stop block; 14. a first sliding block; 15. a first chute; 16. a first spring; 17. a second movable cavity; 18. a second stop block; 19. a second sliding block; 20. a second chute; 21. and a second spring.

Detailed Description

The present invention is described in detail with reference to the specific embodiments, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-5, an energy absorption box for front collision of an automobile, includes an energy absorption box main body 1 and an anti-collision beam 2, a connecting plate 4 is fixedly connected to the surface of the end portion of the energy absorption box main body 1, a connecting hole 5 is formed near the near side end of the surface of the connecting plate 4, a fixed block 3 is formed at the connection position of the surface of the anti-collision beam 2 and the connecting plate 4, a guide plate 12 is disposed at the end of the fixed block 3, a mounting hole 6 is formed near the fixed block 3 on the surface of the anti-collision beam 2, a positioning block 7 is disposed between the fixed blocks 3 on the surface of the anti-collision beam 2, a traction groove 8 is formed below the middle portion of the surface of the connecting plate 4, a positioning hole 9 is formed at the port portion of the traction groove 8 in the middle portion of the surface of the connecting plate 4, a fixing groove 10 is formed near the traction groove 8 on the surface of the connecting plate 4, a second movable cavity 17 is formed near the positioning block 7 inside the anti-collision beam 2, a second sliding groove 20 is formed on the side of the second movable cavity 17, a second stopper 18 is slidably connected inside, a second stopper 18, a second slider 19 is fixedly connected to the second movable cavity 17, a second spring 21 is fixedly connected to the connecting hole 5 and a fixed hole, thereby facilitating the connection of the hole, and facilitating the quick connection and improving the efficiency of the connection, and the quick connection.

The tip cross-section of fixed block 3 and fixed slot 10 is the T shape, and fixed block 3 and fixed slot 10 looks adaptation just are sliding connection each other, and fixed slot 10 symmetric distribution is in the both sides of pull groove 8, and the both sides of 3 symmetric distribution locating pieces 7 of fixed block are favorable to being connected through fixed block 3 and fixed slot 10, make things convenient for the preliminary fixed connection of energy-absorbing box main part 1 and crashproof crossbeam 2.

The end of the positioning block 7 extends into the second movable cavity 17 to be fixedly connected with the second stop dog 18, the second stop dog 18 is matched with the second movable cavity 17, the end of the second spring 21 is fixedly connected with the surface of the second stop dog 18, the positioning hole 9 and the positioning block 7 are matched and are in plug-in connection with each other, the end of the positioning block 7 is inclined, elastic contraction through the second spring 21 is facilitated, elastic contraction of the positioning block 7 is facilitated, fixing with the positioning hole 9 is facilitated, and positioning is facilitated.

The traction groove 8 is communicated with the positioning hole 9, the traction groove 8 is matched with the positioning block 7, and the positioning block 7 and the traction groove 8 are in sliding connection, so that the traction groove 8 can be favorably received, the positioning block 7 can be conveniently and quickly connected and fixed with the positioning hole 9, and the position positioning is realized.

No. two sliders 19 are located No. two chutes 20 and are in sliding connection with each other, and No. two sliders 19 and No. two chutes 20 are symmetrically distributed on two sides of No. two check blocks 18, so that sliding fit through No. two sliders 19 and No. two chutes 20 is facilitated, and stable contraction of No. two check blocks 18 and positioning blocks 7 is facilitated.

The inside activity chamber 11 of having seted up near guide plate 12 department of tip of fixed block 3, spout 15 is seted up to the side in activity chamber 11, sliding connection has dog 13 No. one in activity chamber 11, the side rigid coupling of dog 13 has slider 14 No. one, the rigid coupling has spring 16 in activity chamber 11 No. one, the bottom of guide plate 12 extends to activity chamber 11 in with dog 13 rigid coupling No. one, slider 14 is located spout 15 No. one, slider 14 and a spout 15 looks adaptation just are sliding connection each other, the tip of spring 16 and the bottom surface rigid coupling of dog 13 No. one, be favorable to with the help of the effect of spring 16 and the slip of slider 14 in spout 15 No. one, be convenient for guide plate 12's elastic shrinkage, after drawing the butt joint to fixed block 3 and fixed slot 10, avoid influencing the connection of fixed block 3 and fixed slot 10.

The utility model discloses the theory of operation, when carrying out the hole installation between energy-absorbing box main part 1 and crashproof crossbeam 2, through overlapping fixed slot 10 on the connecting plate 4 on the guide block of the 3 tip of fixed block on crashproof crossbeam 2 surface, the guide block pulls fixed block 3 and fixed slot 10 butt joint, at the in-process of fixed block 3 and the butt joint of fixed slot 10 slip, locating piece 7 is located pull trough 8, and make locating piece 7 receive the extrusion, locating piece 7 removes in to No. two activity chamber 17, and promote No. two dog 18 and remove, no. two dog 18 utilizes No. two slider 19 to carry out the in-process extrusion No. two spring 21 of removal in No. two spout 20 sliding fit, when locating piece 7 and the butt joint of locating slot port, no. two spring 21 promote locating piece 7 and reset, stably peg graft with locating hole 9, carry out the position location between energy-absorbing box main part 1 and crashproof crossbeam 2, the tip of guide board 12 at

fixed slot

10 and 3 slip butt joint receives the extrusion and contracts to activity chamber 11, utilize the slider 14 in No. one 15 slip, promote a 13 synchronous motion, and push a convenient number of a fixed block 16 and the convenient connection hole, thereby the efficiency of the convenient connection hole is favorable to the quick connection of a fixed block, thereby the efficiency of the connection of the hole.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a crash box for car front collision, includes crash box main part (1) and crashproof crossbeam (2), its characterized in that: the end surface of the energy absorption box main body (1) is fixedly connected with a connecting plate (4), a connecting hole (5) is arranged at the surface of the connecting plate (4) close to the near side end, a fixed block (3) at the joint of the surface of the anti-collision beam (2) and the connecting plate (4), a guide plate (12) is arranged at the end part of the fixed block (3), a mounting hole (6) is arranged on the surface of the anti-collision cross beam (2) close to the fixed block (3), positioning blocks (7) are arranged between the fixing blocks (3) on the surface of the anti-collision cross beam (2), a traction groove (8) is arranged below the middle part of the surface of the connecting plate (4), a positioning hole (9) is arranged at the port of the traction groove (8) in the middle of the surface of the connecting plate (4), a fixing groove (10) is arranged on the surface of the connecting plate (4) close to the traction groove (8), a second movable cavity (17) is arranged in the anti-collision beam (2) and close to the positioning block (7), a second sliding groove (20) is arranged on the side surface of the second movable cavity (17), a second stop block (18) is connected inside the second movable cavity (17) in a sliding way, a second sliding block (19) is fixedly connected with the side surface of the second stop block (18), a second spring (21) is fixedly connected in the second movable cavity (17).

2. A crash box for a frontal collision of an automobile according to claim 1, wherein: the tip cross-section of fixed block (3) and fixed slot (10) is the T shape, fixed block (3) and fixed slot (10) looks adaptation just are sliding connection each other, fixed slot (10) symmetric distribution is in the both sides of pull groove (8), the both sides of fixed block (3) symmetric distribution locating piece (7).

3. A crash box for a frontal collision of an automobile according to claim 1, wherein: the end part of the positioning block (7) extends into the second movable cavity (17) and is fixedly connected with the second stop block (18), the second stop block (18) is matched with the second movable cavity (17), and the end part of the second spring (21) is fixedly connected with the surface of the second stop block (18).

4. A crash box for a frontal collision of an automobile according to claim 1, wherein: the positioning holes (9) and the positioning blocks (7) are matched and are in plug-in connection, and the end parts of the positioning blocks (7) are inclined.

5. A crash box for a frontal collision of an automobile according to claim 1, wherein: the traction groove (8) is communicated with the positioning hole (9), and the traction groove (8) is matched with the positioning block (7) and is in sliding connection with the positioning block.

6. A crash box for a frontal collision of an automobile according to claim 1, wherein: the second sliding block (19) is positioned in the second sliding groove (20) and is in sliding connection with the second sliding groove, and the second sliding block (19) and the second sliding groove (20) are symmetrically distributed on two sides of the second stop block (18).

7. A crash box for a frontal collision of an automobile according to claim 1, wherein: the utility model discloses a fixed block's (3) end portion is inside to be close to guide board (12) department and has seted up a movable chamber (11), spout (15) are seted up to the side in movable chamber (11), sliding connection has dog (13) in movable chamber (11), the side rigid coupling of dog (13) has slider (14) No. one, the rigid coupling has spring (16) No. one in movable chamber (11).

8. A crash box for a frontal collision of an automobile according to claim 7, wherein: the bottom of guide board (12) extends to activity chamber (11) in with dog (13) rigid coupling, slider (14) are located spout (15), slider (14) and spout (15) looks adaptation just are sliding connection each other, the tip of spring (16) and the bottom surface rigid coupling of dog (13).