CN106043188A - Two-stage bumper body energy-absorbing bumper - Google Patents

Two-stage bumper body energy-absorbing bumper Download PDF

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Publication number
CN106043188A
CN106043188A CN201610598484.3A CN201610598484A CN106043188A CN 106043188 A CN106043188 A CN 106043188A CN 201610598484 A CN201610598484 A CN 201610598484A CN 106043188 A CN106043188 A CN 106043188A
Authority
CN
China
Prior art keywords
thick stick
stick body
level
stage
grades
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610598484.3A
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Chinese (zh)
Inventor
贺迪华
罗卫东
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Guizhou University
Original Assignee
Guizhou University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou University filed Critical Guizhou University
Priority to CN201610598484.3A priority Critical patent/CN106043188A/en
Publication of CN106043188A publication Critical patent/CN106043188A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B60R19/20Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable
    • B60R19/205Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable inflatable in the direction of an obstacle upon impending impact, e.g. using air bags
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R2019/026Buffers, i.e. bumpers of limited extent

Abstract

The invention discloses a two-stage bumper body energy-absorbing bumper comprising a first stage bumper body and a second bumper body which are fixedly connected through a bolt; a buffer slot is installed between the first stage bumper body and the second stage bumper body; the buffer slot is provided with an unilateral movement sleeve, a large air spring and a small air spring. The two-stage bumper body energy-absorbing bumper is compact and has simple structure and reasonable design, easy assembly, reliable connection, and can effectively mitigate and absorb the impact pressure from the outside; and by means of the unilateral movement sleeve, secondary bump problem occurs during sudden stop can be effectively prevented; the air bag in the second stage bumper body can play a role of buffer and protection so that failure due to first stage bumper damage caused by excessive impact force is prevented and therefore the impact force is reduced to the smallest; personal property safety is effectively protected, the driving security is greatly increased and the bumper is easy to use and promoted.

Description

A kind of twin-stage thick stick body energy absorbing bumper
Technical field
The present invention relates to the technical field of automobile body accessories, especially a kind of twin-stage thick stick body energy absorbing bumper.
Background technology
Bumper is to absorb and slow down the effect of foreign impacts power, the safety device of protection vehicle body front and rear part.Existing Bumper great majority be all rigidly connected with automobile, easily damage when colliding, therefore the anti-impact of bumper Hit Performance comparision low, it is difficult near minimum for collision power;Also have some owing to recognizing the problem of this respect, generally by adding The intensity of strong bumper self, is minimized vehicle injury in collision process, but after collision occurs, vehicle jerk very may be used Secondary collision can be caused, so that personnel and property safety in car are difficult to be protected.It is mainly additionally, due to bumper It is rigidly attached on chassis, when colliding, himself can absorb certain impact energy, but most of impact energy All it is delivered on vehicle body, thus easily causes vehicle body and damage and casualties.
Therefore, the bumper of present stage remains the most many limitation.
Summary of the invention
The technical problem to be solved is: provides and a kind of has anti-intensity, can buffer and apparatus with shock absorbing Twin-stage thick stick body energy absorbing bumper, to overcome the deficiencies in the prior art.
The present invention is achieved in that
A kind of twin-stage thick stick body energy absorbing bumper, it includes that one-level thick stick body and two grades of thick stick bodies and this one-level thick stick body and two grades of thick stick bodies lead to Cross the fixing connection of bolt, between one-level thick stick body and two grades of thick stick bodies, be provided with dashpot, in dashpot, be provided with one-way movement sleeve, greatly sky Air spring and little air spring.
In aforesaid a kind of twin-stage thick stick body energy absorbing bumper, it is " ∩ " shape structure that described one-level thick stick body overlooks face, two grades Thick stick body is placed on the opening part of one-level thick stick body and is connected with one-level thick stick body fixing by being arranged on the bolt of one-level thick stick body opening part, Dashpot is formed between one-level thick stick body and two grades of thick stick bodies.
In aforesaid a kind of twin-stage thick stick body energy absorbing bumper, described one-way movement sleeve is arranged on dashpot medium position And vertical with one-level thick stick body front end, at least 2 big air springs be symmetricly set on one-way movement sleeve both sides and with one-level thick stick body Front end is vertical.
In aforesaid a kind of twin-stage thick stick body energy absorbing bumper, described two grades of thick stick bodies are the cube structure of hollow, at two grades Two ends rounding on front side of thick stick body, air bag is arranged in the hollow of two grades of thick stick bodies, and little air spring one end is fixed on two grades of thick stick bodies Rounding at, the other end is fixed on one-level thick stick body dual-side and fixes.
In aforesaid a kind of twin-stage thick stick body energy absorbing bumper, described air bag switch arranges 3, is separately positioned on two At level thick stick body front center and corresponding with one-way movement sleeve portion to two grades of thick stick body front end roundings and with little air spring position Corresponding.
In aforesaid a kind of twin-stage thick stick body energy absorbing bumper, in one-level thick stick body, at two fillets, it is respectively provided with fillet strengthens Muscle, in one-level thick stick body front end, the uniform reinforcement that arranges is respectively provided with oblique reinforcement in one-level thick stick body both sides, by arranging reinforcement, energy It is greatly improved the intensity of one-level thick stick body, and it is the most damaged to make to be unlikely to one-level thick stick body during collision.
The operation principle of the present invention is: individual sport sleeve can limit one-level thick stick body motion can only to medial motion, The problem that can effectively avoid secondary collision, and large and small air spring can either play the effect of buffering, most importantly can Enough absorb most impact energy.Being respectively provided with fillet reinforcement in one-level thick stick body at two fillets, one-level thick stick body is provided with two Reinforcement, both sides are respectively provided with oblique reinforcement, and the effect of these reinforcements is used to strengthen the intensity of one-level thick stick body, and makes collision Time to be unlikely to one-level thick stick body the most damaged;In two grades of thick stick bodies, portion is provided with air bag, and two grades of thick stick bodies are provided with three substitutes Capsule switchs, and causes one-level thick stick body damage inactivation when collision impact is the biggest, now shake-up air bag switch is made peace Full air bag work, thus play buffering and the effect of protection further.
When automobile generation head-on crash, first being born surge during collision by one-level cylinder body, surge is passed through One-level thick stick body passes to one-way movement sleeve and two big air springs, and now, the individual event fortune to inner side made by individual sport sleeve Dynamic, it is beneficial to prevent from occurring secondary collision when brake hard;Two big air springs by surge effect on the one hand Make individual sport to inner side and relax, to play, the effect impacted, on the other hand absorb most impact energy, thus reach to inhale The purpose of energy.
When automobile generation side collision, first born surge during side collision, surge by one-level thick stick body Pass to two little air springs by one-level cylinder body, two little air springs by lateral impact pressure effect on the one hand to Inner side is made individual sport and is relaxed, to play, the effect impacted, and on the other hand absorbs most impact energy, thus reaches energy-absorbing Purpose.
When the dynamics of collision is excessive, because by holding, one-level thick stick body can't stand that the biggest surge causes it to damage Lost efficacy, at this moment any one mode using parallel connection touched in three air bag switches was connected, the most only with touching Any one switch dynamic all can make air bag work) so that air bag work, the air bag moment of expansion is full Portion in whole secondary cylinder body, thus further function as buffering and the effect of protection.
Owing to have employed technique scheme, compared with prior art, present configuration is simple, compact and designs conjunction Reason, easy to assembly quick, connect reliable, can effectively relax and absorb the surge from outside.On one-level thick stick body It is provided with fillet reinforcement, reinforcement and oblique reinforcement and can play the intensity strengthening one-level thick stick body;Simultaneously because in dashpot Being provided with individual sport sleeve and large and small air spring, wherein individual sport sleeve can effectively prevent two occurred during jerk Secondary collision problem, large and small air spring can play the effect of buffering and importantly can absorb most impact energy Amount, thus play the effect of buffering and energy-absorbing;And the air bag in secondary cylinder body can prevent impact force from spending big and causing One-level thick stick body damages and played further cushioning and protection when losing efficacy such that it is able to make collision dynamics be down to minimum, effectively Ensure that personal safety as well as the property safety, be greatly improved the safety of running car, it is easy to use and promote, present configuration letter Single, easy to make, practical.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the present invention.
Detailed description of the invention
Embodiments of the invention: a kind of twin-stage thick stick body energy absorbing bumper, it includes one-level thick stick body 1 and two as shown in drawings Level thick stick body 2 and this one-level thick stick body 1 and two grades of thick stick bodies 2 connect by bolt 3 is fixing, are provided with between one-level thick stick body 1 and two grades of thick stick bodies 2 Dashpot 4, is provided with one-way movement sleeve 5, big air spring 6 and little air spring 7 in dashpot 4.
Wherein this one-level thick stick body 1 overlooks face is " ∩ " shape structure, and two grades of thick stick bodies 2 are placed on the opening part of one-level thick stick body 1 also Be connected fixing with one-level thick stick body 1 by being arranged on the bolt 3 of one-level thick stick body 2 opening part, one-level thick stick body 1 and two grades of thick stick bodies 2 it Between form dashpot 4, this one-way movement sleeve 5 is arranged on dashpot 4 medium position and vertical with one-level thick stick body 1 front end, at least 2 Individual big air spring 6 is symmetricly set on one-way movement sleeve 5 both sides and vertical with one-level thick stick body 1 front end, during these two grades of thick stick bodies 2 are Empty cube structure, two ends rounding 13 on front side of two grades of thick stick bodies 2, air bag 11 is arranged in the hollow of two grades of thick stick bodies 2, little sky Air spring 7 one end is fixed at the rounding 13 of two grades of thick stick bodies 2, and the other end is fixed on one-level thick stick body 1 dual-side and fixes, this substitute Capsule switch 12 arranges 3, is separately positioned on two grades of thick stick body 2 front center and corresponding with one-way movement sleeve 5 position to two grade thick sticks At body 2 front end rounding 13 and corresponding with little air spring 7 position, in one-level thick stick body 1, it is respectively provided with fillet reinforcement at two fillets 8, in one-level thick stick body 1 front end, the uniform reinforcement 9 that arranges is respectively provided with oblique reinforcement 10 in one-level thick stick body 1 both sides.
Time specifically used
When automobile generation head-on crash, first being born surge during collision by one-level cylinder body 1, surge passes through one-level Thick stick body 1 passes to one-way movement sleeve 5 and two big air springs 6, and now, the individual event fortune to inner side made by individual sport sleeve 5 Dynamic, it is beneficial to prevent from occurring secondary collision when brake hard;Two big air springs 6 by surge effect on the one hand Make individual sport to inner side and relax, to play, the effect impacted, on the other hand absorb most impact energy, thus reach to inhale The purpose of energy.
When automobile generation side collision, first born surge during side collision, surge by one-level thick stick body 1 Passing to two little air springs 7 by one-level cylinder body 1, two little air springs 7 are by effect one side of lateral impact pressure Make individual sport towards inner side and relax, to play, the effect impacted, on the other hand absorb most impact energy, thus reach The purpose of energy-absorbing.
When the dynamics surge of collision is excessive, can't stand the biggest surge by holding due to one-level thick stick body 1 and Cause it to damage to lose efficacy, at this moment switch any one in 12 by touching three air bags, so that air bag 11 work Making, it is internal that air bag 11 moment of expansion is full of whole secondary cylinder body 2, thus further functions as buffering and the effect of protection.
The present embodiment simple in construction, compact and reasonable in design, easy to assembly quick, connect reliable, can effectively delay With with absorb from outside surge, additionally it is possible to prevent secondary collision when brake hard, and can also apply The occasion that collision impact is big such that it is able to improve the shock resistance of bumper, it is possible near minimum for impact power, The effective guarantee person and property safety, be greatly improved the driving performance of automobile, therefore have the biggest market prospect.
The description of such scheme is the invention being understood that for ease of those skilled in the art and using, and is familiar with Embodiment obviously easily can be made various amendment by the personnel of art technology, therefore, the invention is not restricted to above-mentioned reality Scheme, those skilled in the art's the method according to the invention, the improvement made without departing from scope and amendment all should Within protection scope of the present invention.

Claims (6)

1. a twin-stage thick stick body energy absorbing bumper, it is characterised in that: it includes one-level thick stick body (1) and two grades of thick stick bodies (2) and is somebody's turn to do One-level thick stick body (1) and two grades of thick stick bodies (2) connect by bolt (3) is fixing, are provided with between one-level thick stick body (1) and two grades of thick stick bodies (2) Dashpot (4), is provided with one-way movement sleeve (5), big air spring (6) and little air spring (7) in dashpot (4).
A kind of twin-stage thick stick body energy absorbing bumper the most according to claim 1, it is characterised in that: described one-level thick stick body (1) Vertical view face is " ∩ " shape structure, and two grades of thick stick bodies (2) are placed on the opening part of one-level thick stick body (1) and by being arranged on one-level thick stick body (2) bolt (3) of opening part is connected fixing with one-level thick stick body (1), is formed slow between one-level thick stick body (1) and two grades of thick stick bodies (2) Jet-bedding (4).
A kind of twin-stage thick stick body energy absorbing bumper the most according to claim 1, it is characterised in that: described one-way movement sleeve (5) being arranged on dashpot (4) medium position and vertical with one-level thick stick body (1) front end, at least 2 big air spring (6) symmetries set Put in one-way movement sleeve (5) both sides and vertical with one-level thick stick body (1) front end.
A kind of twin-stage thick stick body energy absorbing bumper the most according to claim 1, it is characterised in that: described two grades of thick stick bodies (2) For the cube structure of hollow, two grades of thick stick bodies (2) two ends rounding, front side (13), air bag (11) is arranged on two grades of thick stick bodies (2) Hollow in, little air spring (7) one end is fixed on rounding (13) place of two grades of thick stick bodies (2), and the other end is fixed on one-level thick stick body (1) dual-side is fixed.
A kind of twin-stage thick stick body energy absorbing bumper the most according to claim 4, it is characterised in that: described air bag switchs (12) arrange 3, be separately positioned on two grades of thick stick body (2) front center and corresponding with one-way movement sleeve (5) position to two grade thick sticks Rounding (13) place, body (2) front end and corresponding with little air spring (7) position.
A kind of twin-stage thick stick body energy absorbing bumper the most according to claim 1, it is characterised in that: in one-level thick stick body (1) Being respectively provided with fillet reinforcement (8) at two fillets, in one-level thick stick body (1) front end, the uniform reinforcement (9) that arranges is at one-level thick stick body (1) two Side is respectively provided with oblique reinforcement (10).
CN201610598484.3A 2016-07-27 2016-07-27 Two-stage bumper body energy-absorbing bumper Pending CN106043188A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610598484.3A CN106043188A (en) 2016-07-27 2016-07-27 Two-stage bumper body energy-absorbing bumper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610598484.3A CN106043188A (en) 2016-07-27 2016-07-27 Two-stage bumper body energy-absorbing bumper

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CN106043188A true CN106043188A (en) 2016-10-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107963041A (en) * 2017-11-20 2018-04-27 伊方昱 A kind of automatic buffer bumper and way to play for time
CN108638992A (en) * 2018-06-28 2018-10-12 贵州工程应用技术学院 A kind of mounting structure of bumper part

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770750A (en) * 1980-10-15 1982-05-01 Michio Yoshikawa Collision impact absorber and mpact absorbing method therefor
CN104290695A (en) * 2013-07-15 2015-01-21 常州市沃斯通美机械有限公司 Novel automobile bumper
CN204161279U (en) * 2014-09-16 2015-02-18 江苏天诚车饰科技有限公司 A kind of automobile energy-absorbing formula air bag bumper/spoiler
CN105172720A (en) * 2015-09-09 2015-12-23 安徽工程大学 Car bumper device with multiple buffering
CN205819124U (en) * 2016-07-27 2016-12-21 贵州大学 A kind of twin-stage thick stick body energy absorbing bumper

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770750A (en) * 1980-10-15 1982-05-01 Michio Yoshikawa Collision impact absorber and mpact absorbing method therefor
CN104290695A (en) * 2013-07-15 2015-01-21 常州市沃斯通美机械有限公司 Novel automobile bumper
CN204161279U (en) * 2014-09-16 2015-02-18 江苏天诚车饰科技有限公司 A kind of automobile energy-absorbing formula air bag bumper/spoiler
CN105172720A (en) * 2015-09-09 2015-12-23 安徽工程大学 Car bumper device with multiple buffering
CN205819124U (en) * 2016-07-27 2016-12-21 贵州大学 A kind of twin-stage thick stick body energy absorbing bumper

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107963041A (en) * 2017-11-20 2018-04-27 伊方昱 A kind of automatic buffer bumper and way to play for time
CN107963041B (en) * 2017-11-20 2020-04-03 温州齐鸣网络科技有限公司 Automobile buffer bumper and buffering method
CN108638992A (en) * 2018-06-28 2018-10-12 贵州工程应用技术学院 A kind of mounting structure of bumper part

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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Application publication date: 20161026