CN210970954U

CN210970954U - Take buffer function's car front bumper

Info

Publication number: CN210970954U
Application number: CN201922084294.1U
Authority: CN
Inventors: 凌玉席
Original assignee: Jiangsu Keen Auto Parts Manufacturing Co ltd
Current assignee: Jiangsu Keen Auto Parts Manufacturing Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-10
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a take buffer function's car front bumper relates to car equipment technical field, including mounting panel and front bumper body, the front bumper body is the shape of falling U, the top fixed mounting of mounting panel has the inflator, the inflator sets up to two, the top of inflator slides and pegs graft and has the loop bar, the top and the front bumper body fixed connection of loop bar, two fixed mounting has the slide bar between the inflator, the outside sliding connection of slide bar has the slider, fixed mounting has the fixed plate in the middle of the bottom of front bumper body, be provided with the movable rod on the fixed plate. This take buffer function's car front bumper through set up the gas pocket in the inflator outside, when the loop bar receives the extrusion inwards to impel, can outwards discharge the gas in the inflator through the gas pocket, because the gas pocket is few, and the exhaust gas needs the certain time, plays secondary buffering protection to the front bumper body.

Description

Take buffer function's car front bumper

Technical Field

The utility model relates to an automotive equipment technical field specifically is a take buffer function's car front bar.

Background

Along with the improvement of living standard of people, people consume more and more automobiles, the market of automobile accessories becomes larger and larger, an automobile bumper is one of the automobile accessories, the front end and the rear end of the automobile are provided with the bumpers, the automobile bumper has a decoration function, and more importantly, the automobile bumper is a safety device which has the functions of absorbing and buffering external impact force and protecting an automobile body and passengers.

Traditional car front bumper is when receiving external striking, and front bumper self takes place deformation in the horizontal direction, and the impact obtains the buffering in the horizontal direction, and the buffer power direct action automobile body is great to the harm of automobile body, and cost of maintenance is high, can't reach anticipated effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take buffer function's car front bumper to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automobile front bumper with a buffering function comprises a mounting plate and a front bumper body, wherein the front bumper body is in an inverted U shape, two inflator bodies are fixedly mounted at the top of the mounting plate, a loop bar is inserted into the top of each inflator body in a sliding manner, the top of each loop bar is fixedly connected with the front bumper body, a sliding bar is fixedly mounted between the two inflator bodies, a sliding block is connected to the outer side of each sliding bar in a sliding manner, a fixing plate is fixedly mounted in the middle of the bottom of the front bumper body, a movable rod is arranged on the fixing plate, a first pin shaft is fixedly mounted at one end, close to the fixing plate, of each movable rod, a second pin shaft is fixedly mounted at one end, away from the fixing plate, of each movable rod, buffers are fixedly mounted on two sides of the top of the mounting plate and comprise buffer cylinders and limiting rings, and the top of each buffer, a limiting plate is fixedly mounted at one end, located inside the buffer cylinder, of the front bumper body.

Preferably, two the inflator is the symmetric distribution, the movable rod passes through first round pin axle and fixed plate swing joint.

Preferably, one end of the loop bar, which is positioned inside the inflator, is fixedly provided with a rubber sealing ring, and the outer wall of the rubber sealing ring is connected with the inner wall of the inflator in a sliding manner.

Preferably, a first spring is fixedly installed between the sliding block and the air cylinder, and the first spring is sleeved on the outer side of the sliding rod.

Preferably, the outer side of the inflator is provided with an air hole, and the movable rod is movably connected with the sliding block through a second pin shaft.

Preferably, the bottom of the front bumper body penetrates through the limiting ring in a sliding mode, and the outer wall of the limiting plate is connected with the inner wall of the buffer cylinder in a sliding mode.

Preferably, the inner bottom of the buffer cylinder is fixedly provided with a fixed seat, and a second spring is fixedly arranged between the top of the fixed seat and the limiting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this take buffer function's car front bumper through setting up the buffer, when making the front bumper body receive the offend, utilizes the second spring to carry out a buffering protection, through set up the gas pocket in the inflator outside, when the loop bar receives the extrusion inwards to impel, can pass through the gas pocket with the gas in the inflator and outwards discharge, because the gas pocket is few, exhaust gas needs the dead time, plays secondary buffering protection to the front bumper body.

(2) This take buffer function's automobile front bumper through setting up movable rod and first spring, when inflator and buffer shrink the buffering, the movable rod drives the slider motion, utilizes first spring to carry out cubic buffering protection, utilizes buffering many times to protect the automobile body, prevents that the automobile body from receiving great damage.

Drawings

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

FIG. 2 is a schematic sectional view of the structure of the inflator of the present invention;

FIG. 3 is a schematic sectional view of the structure of the buffer of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the sliding rod of the present invention.

In the figure: 1. mounting a plate; 2. a front bumper body; 3. an air cylinder; 4. a loop bar; 5. air holes; 6. a fixing plate; 7. a movable rod; 8. a first pin shaft; 9. a slide bar; 10. a first spring; 11. a slider; 12. a second pin shaft; 13. a buffer; 14. a rubber seal ring; 15. a buffer cylinder; 16. a limiting ring; 17. a limiting plate; 18. a second spring; 19. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an automobile front bumper with a buffering function comprises a mounting plate 1 and a front bumper body 2, wherein the front bumper body 2 is in an inverted U shape, two air cylinders 3 are fixedly mounted at the top of the mounting plate 1, the two air cylinders 3 are symmetrically distributed, a loop bar 4 is inserted at the top of each air cylinder 3 in a sliding manner, the top of each loop bar 4 is fixedly connected with the front bumper body 2, a rubber sealing ring 14 is fixedly mounted at one end, located inside each air cylinder 3, of each loop bar 4, the outer wall of each rubber sealing ring 14 is connected with the inner wall of each air cylinder 3 in a sliding manner, an air hole 5 is formed in the outer side of each air cylinder 3, when the loop bars 4 are pushed inwards, air in the air cylinders 3 can be discharged outwards through the air holes 5, the discharged air needs a certain time due to the fact that the air holes 5 are few, secondary buffering protection is achieved for the front bumper body 2, a sliding rod 9 is fixedly mounted between the two air cylinders 3, the outer side of a sliding rod 9 is connected with a sliding block 11 in a sliding manner, a first spring 10 is fixedly installed between the sliding block 11 and an air cylinder 3, the first spring 10 is sleeved on the outer side of the sliding rod 9, a movable rod 7 and the first spring 10 are arranged, when the air cylinder 3 and a buffer 13 are contracted and buffered, the movable rod 7 drives the sliding block 11 to move, the first spring 10 is used for carrying out buffering protection for three times, and a vehicle body is protected by multiple buffering to prevent the vehicle body from being damaged greatly, a fixed plate 6 is fixedly installed in the middle of the bottom of a front bumper body 2, the movable rod 7 is arranged on the fixed plate 6, a first pin shaft 8 is fixedly installed at one end, close to the fixed plate 6, of the movable rod 7, the movable rod 7 is movably connected with the fixed plate 6 through the first pin shaft 8, a second pin shaft 12 is fixedly installed at one end, far away from the, the equal fixed mounting in top both sides of mounting panel 1 has buffer 13, through setting up buffer 13, when making front bumper body 2 receive the offend, utilize second spring 18 to carry out primary buffer protection, buffer 13 includes buffer tube 15 and spacing ring 16, buffer tube 15's top fixed mounting has spacing ring 16, front bumper body 2's bottom slides and runs through spacing ring 16, front bumper body 2 is located the inside one end fixed mounting of buffer tube 15 and has limiting plate 17, limiting plate 17's outer wall and buffer tube 15's inner wall sliding connection, buffer tube 15's interior bottom fixed mounting has fixing base 19, fixed mounting has second spring 18 between fixing base 19 top and the limiting plate 17.

The working principle is as follows: when the present bumper body 2 receives the striking, the inside second spring 18 of buffer 13 begins the shrink buffering, carry out the buffering protection once, loop bar 4 receives the extrusion and impels to inflator 3 inside simultaneously, pass through gas pocket 5 outwards discharge the inside air of inflator 3, because the gas pocket 5 is few, exhaust gas needs the dead time, play the secondary buffering protection to preceding bumper body 2, when inflator 3 and buffer 13 carry out the shrink buffering, movable rod 7 moves about through first round pin axle 8 and second round pin axle 12, it carries out horizontal migration to drive slider 11 on slide bar 9, utilize first spring 10 to carry out the cubic buffering protection, prevent that the automobile body from receiving great damage.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take buffer function's car front bumper, includes mounting panel (1) and front bumper body (2), its characterized in that: the front bumper comprises a front bumper body (2) and is characterized in that the front bumper body (2) is inverted U-shaped, an air cylinder (3) is fixedly mounted at the top of a mounting plate (1), the number of the air cylinder (3) is two, a loop bar (4) is inserted into the top of the air cylinder (3) in a sliding manner, the top of the loop bar (4) is fixedly connected with the front bumper body (2), a sliding bar (9) is fixedly mounted between the air cylinders (3), a sliding block (11) is connected to the outer side of the sliding bar (9) in a sliding manner, a fixing plate (6) is fixedly mounted in the middle of the bottom of the front bumper body (2), a movable rod (7) is arranged on the fixing plate (6), a first pin shaft (8) is fixedly mounted at one end, close to the fixing plate (6), of the movable rod (7), a second pin shaft (12) is fixedly mounted at one end, far away from the fixing plate (6, buffer (13) include buffer cylinder (15) and spacing ring (16), the top fixed mounting of buffer cylinder (15) has spacing ring (16), the inside one end fixed mounting that front bumper body (2) are located buffer cylinder (15) has limiting plate (17).

2. The automobile front bumper with the buffering function according to claim 1, characterized in that: the two air cylinders (3) are symmetrically distributed, and the movable rod (7) is movably connected with the fixed plate (6) through a first pin shaft (8).

3. The automobile front bumper with the buffering function according to claim 1, characterized in that: the one end fixed mounting that loop bar (4) are located inflator (3) inside has rubber seal (14), the outer wall of rubber seal (14) and the inner wall sliding connection of inflator (3).

4. The automobile front bumper with the buffering function according to claim 1, characterized in that: a first spring (10) is fixedly installed between the sliding block (11) and the air cylinder (3), and the first spring (10) is sleeved on the outer side of the sliding rod (9).

5. The automobile front bumper with the buffering function according to claim 1, characterized in that: an air hole (5) is formed in the outer side of the air cylinder (3), and the movable rod (7) is movably connected with the sliding block (11) through a second pin shaft (12).

6. The automobile front bumper with the buffering function according to claim 1, characterized in that: the bottom of the front bumper body (2) slides and penetrates through the limiting ring (16), and the outer wall of the limiting plate (17) is connected with the inner wall of the buffer cylinder (15) in a sliding mode.

7. The automobile front bumper with the buffering function according to claim 1, characterized in that: the interior bottom fixed mounting of buffer cylinder (15) has fixing base (19), fixed mounting has second spring (18) between fixing base (19) top and limiting plate (17).