CN205819124U - A kind of twin-stage thick stick body energy absorbing bumper - Google Patents

A kind of twin-stage thick stick body energy absorbing bumper Download PDF

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Publication number
CN205819124U
CN205819124U CN201620797724.8U CN201620797724U CN205819124U CN 205819124 U CN205819124 U CN 205819124U CN 201620797724 U CN201620797724 U CN 201620797724U CN 205819124 U CN205819124 U CN 205819124U
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thick stick
stick body
level
grades
bodies
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CN201620797724.8U
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贺迪华
罗卫东
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Guizhou University
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Guizhou University
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Abstract

nullThe utility model discloses 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 are bolted to connection,It is provided with dashpot between one-level thick stick body and two grades of thick stick bodies,One-way movement sleeve it is provided with in dashpot、Big air spring and little air spring,This utility model simple in construction、Compact and reasonable in design,Easy to assembly fast、Connect reliable,Can effectively relax and absorb from outside surge,And the secondary collision problem occurred when can effectively prevent jerk due to individual sport sleeve effect,And the air bag in secondary cylinder body can prevent impact force from spending big and causing one-level thick stick body to damage when losing efficacy and play further cushioning and protection,It is thus possible to it is minimum to make collision dynamics be down to,It is effectively guaranteed personal safety as well as the property safety,It is greatly improved the safety of running car,Easy of use and promote.

Description

A kind of twin-stage thick stick body energy absorbing bumper
Technical field
This utility model 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
Technical problem to be solved in the utility model is: provide one to have anti-intensity, can buffer and absorb impact energy The twin-stage thick stick body energy absorbing bumper of amount, to overcome the deficiencies in the prior art.
This utility model is achieved in that
A kind of twin-stage thick stick body energy absorbing bumper, it includes one-level thick stick body and two grades of thick stick bodies and this one-level thick stick body and two grades of thick sticks Body is bolted to connection, and is provided with dashpot between one-level thick stick body and two grades of thick stick bodies, be provided with in dashpot one-way movement sleeve, Big 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.
Operation principle of the present utility model is: individual sport sleeve can limit the motion of one-level thick stick body and can only transport to inner side Dynamic, the problem that can effectively avoid secondary collision, and large and small air spring can either play the effect of buffering, topmost It is to 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 reinforcements, 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 One-level thick stick body it is unlikely to the most damaged during collision;In two grades of thick stick bodies, portion is provided with air bag, and two grades of thick stick bodies are provided with three peaces Full air bag switch, causes one-level thick stick body damage inactivation, is now made by shake-up air bag switch when collision impact is the biggest Obtain 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, this utility model simple in construction, compact and design Rationally, easy to assembly quick, connect reliable, can effectively relax and absorb the surge from outside.At 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 at dashpot Inside being provided with individual sport sleeve and large and small air spring, wherein individual sport sleeve can effectively prevent from occurring during jerk Secondary collision problem, large and small air spring can play the effect of buffering and importantly can absorb most impact Energy, 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 leading Cause to play further cushioning and protection when one-level thick stick body damages inefficacy 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, this utility model tie Structure is simple, easy to make, practical.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model.
Detailed description of the invention
Embodiment of the present utility model: a kind of twin-stage thick stick body energy absorbing bumper, it includes one-level thick stick body 1 as shown in drawings Connect, between one-level thick stick body 1 and two grades of thick stick bodies 2 by bolt 3 is fixing with two grades of thick stick bodies 2 and this one-level thick stick body 1 and two grades of thick stick bodies 2 It is provided with dashpot 4, in dashpot 4, is provided with one-way movement sleeve 5, big air spring 6 and little air spring 7.
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 is passed through One-level thick stick body 1 passes to one-way movement sleeve 5 and two big air springs 6, and now, the list to inner side made by individual sport sleeve 5 Item motion, is beneficial to prevent from occurring secondary collision when brake hard;Two big air springs 6 are by the effect one of surge Aspect is made individual sport and is relaxed, to play, the effect impacted to inner side, on the other hand absorbs most impact energy, thus reaches Purpose to energy-absorbing.
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 utility model being understood that for ease of those skilled in the art and using, Embodiment obviously easily can be made various amendment by person skilled in the art, and therefore, this utility model does not limits In above-mentioned solid yardage case, those skilled in the art, according to method of the present utility model, are made without departing from this utility model category Improve and amendment all should be within protection domain of the present utility model.

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).
CN201620797724.8U 2016-07-27 2016-07-27 A kind of twin-stage thick stick body energy absorbing bumper Active CN205819124U (en)

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CN201620797724.8U CN205819124U (en) 2016-07-27 2016-07-27 A kind of twin-stage thick stick body energy absorbing bumper

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Application Number Priority Date Filing Date Title
CN201620797724.8U CN205819124U (en) 2016-07-27 2016-07-27 A kind of twin-stage thick stick body energy absorbing bumper

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106043188A (en) * 2016-07-27 2016-10-26 贵州大学 Two-stage bumper body energy-absorbing bumper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106043188A (en) * 2016-07-27 2016-10-26 贵州大学 Two-stage bumper body energy-absorbing bumper

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