CN105691336A - Rear-end collision buffer and energy absorption device for passenger car - Google Patents
Rear-end collision buffer and energy absorption device for passenger car Download PDFInfo
- Publication number
- CN105691336A CN105691336A CN201610159471.6A CN201610159471A CN105691336A CN 105691336 A CN105691336 A CN 105691336A CN 201610159471 A CN201610159471 A CN 201610159471A CN 105691336 A CN105691336 A CN 105691336A
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- China
- Prior art keywords
- stagnation
- bumper
- energy absorption
- web beam
- false pregnancy
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, 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
- B60R19/20—Bumpers, 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a rear-end collision buffer and energy absorption device for a passenger car. The rear-end collision buffer and energy absorption device comprises a bumper reinforced cross beam, one or more elastic energy absorption pneumatic tires and a fixing device, wherein the elastic energy absorption pneumatic tires are mounted on the bumper reinforced cross beam of the passenger car through the fixing device; the elastic energy absorption pneumatic tires are made of rubber and fibers and can be filled with compressed air. When collision energy exceeds a preset rated value, the elastic energy absorption pneumatic tires are deflated slowly through anti-explosion valve needles, so that buffer and energy absorption are realized better. The shape of the sides, close to a bumper outer cover, of the elastic energy absorption pneumatic tires is matched with the shape of the parts, corresponding to the elastic energy absorption pneumatic tires, of the bumper outer cover. The shape of the sides, close to the bumper reinforced cross beam, of the elastic energy absorption pneumatic tires is matched with the shape of the bumper reinforced cross beam. The width and length of each elastic energy absorption pneumatic tire correspond to the width and length of the bumper outer cover. The rear-end collision buffer and energy absorption device is simple in structure and low in cost, and has superior buffer and energy absorption performance, the maintenance cost caused by rear-end collisions is greatly reduced, and meanwhile safety protection is provided for passengers.
Description
Technical field
The present invention relates to a kind of rear-end protection device, particularly relate to a kind of passenger car rear-end impact crash energy absorption equipment。
Background technology
Along with developing rapidly of China's industry, automobile pollution also increases rapidly, and the life security of people is constituted serious threat by vehicle accident, has ten hundreds of people to die from vehicle accident every year, ten million family is incoherent, also causes great pressure and huge economic loss to society simultaneously。In various types of vehicle traffic accidents, rear-end impact is relatively common accident form, especially in recent years the developing rapidly of China's road traffic, and the frequency occurred that knocks into the back rises rapidly, because the particularity of urban drive, urban district is that rear-end collision occurs intensively。Exactly because but urban drive is relatively slower, so the rear-ended car accident of the overwhelming majority merely causes bumper deformation or vehicle body scuffing when rear-end collision occurs。But the price comparison being because automobile self is high, even if simply bumper deformation or vehicle body scuffing also can cause very big economic loss to car owner。From the angle of road traffic, common rear-end collision but needs long time to keep intact the scene of an accident, the peak period particularly when rear-end collision occurs to drive a vehicle sooner or later, then easily cause serious traffic jam。
Summary of the invention
It is an object of the invention to change and knock into the back rigid collision into elastic collision, it is provided that a kind of cost is low, easy to use, and the rear-end collision collision buffering energy absorption device that barrier propterty is good。
For this, the present invention provides a kind of passenger car rear-end impact crash energy absorption equipment, and described device includes bumper web beam, elastic endergonic false pregnancy due to stagnation of QI, fixing device。Described elastic endergonic false pregnancy due to stagnation of QI is made up of one or more, is arranged on bumper web beam, near bumper cover side。Occur to become rigid collision into elastic collision during rear-end impact, protect rear bumper, thus reducing or avoiding loss。And energy can be absorbed when speed is bigger, to back seat, occupant provides safeguard protection。
In a kind of passenger car rear-end impact crash energy absorption equipment provided by the invention, described elastic endergonic false pregnancy due to stagnation of QI is made up of rubber and fiber, can be filled with compression air, when collision energy exceedes default rated value, false pregnancy due to stagnation of QI begins through burst proof air valve needle and slowly exits, and better realizes buffering energy-absorbing。The matching form of the bumper cover at the elastic endergonic false pregnancy due to stagnation of QI shape near bumper cover side position corresponding thereto closes, closing with the matching form of bumper web beam near the shape of bumper web beam side, the width of elastic endergonic false pregnancy due to stagnation of QI is corresponding with the width of bumper cover and length with length。Elastic endergonic false pregnancy due to stagnation of QI is arranged on the dead astern of bumper web beam or is arranged on dead astern and the side of bumper web beam。The design that the bumper cover matching form at the shape position corresponding thereto of described elastic endergonic false pregnancy due to stagnation of QI closes, can conveniently fix on the one hand, is more beneficial for being uniformly distributed of impulsive force on the other hand。
In a kind of passenger car rear-end impact crash energy absorption equipment provided by the invention, described elastic endergonic false pregnancy due to stagnation of QI is readily modified as monoblock type, or the elastic endergonic false pregnancy due to stagnation of QI being arranged on bumper web beam dead astern changes monoblock type into, or the elastic endergonic false pregnancy due to stagnation of QI being arranged on bumper web beam dead astern and side changes monoblock type into。
In a kind of passenger car rear-end impact crash energy absorption equipment provided by the invention, the fixing device of described elastic endergonic false pregnancy due to stagnation of QI and bumper web beam is preferably used U-bolt and is stuck on bumper web beam by elasticity false pregnancy due to stagnation of QI, join at bumper web beam opposite side simultaneously and with steel plate and nut, elastic endergonic false pregnancy due to stagnation of QI is fixed, or in the close bumper web beam side of elastic endergonic false pregnancy due to stagnation of QI equipped with permanent magnet, or in the close bumper web beam side of elastic endergonic false pregnancy due to stagnation of QI equipped with iron plate, the corresponding position of bumper web beam is equipped with the permanent magnet being contained on bumper web beam, or equipped with paired band rope on elastic endergonic false pregnancy due to stagnation of QI, or equipped with the paired hook connected with elastic webbing on elastic endergonic false pregnancy due to stagnation of QI and bumper web beam, or equipped with paired hook on elastic false pregnancy due to stagnation of QI and bumper web beam。Use U-bolt mounting means, owing to the material of U-bolt is steel, so being the maximum fixed solution of cost but being also the most reliable fixed solution, the advantage that the mounting means of above-mentioned magnetic adsorption type is the most prominent is in that easy disassembly and fixing relatively reliable, using paired is in order to after being fixed on bumper web beam by elastic endergonic false pregnancy due to stagnation of QI in the way of being wound around ligation with rope, on same elastic endergonic false pregnancy due to stagnation of QI, it is tied strengthen the stability of elastic endergonic false pregnancy due to stagnation of QI with rope again through by two, it is necessary to when pulling down, untie band rope。Linked up with in use in pairs with what elastic webbing connected, elastic webbing is wrapped on bumper web beam elastic endergonic false pregnancy due to stagnation of QI docks and links up with。Connect compared to elastic webbing hook, directly the paired buckle of use, be fixed solution more easily。
The invention has the beneficial effects as follows:
1., when passenger car generation rear-end impact, by the effect of elastic endergonic false pregnancy due to stagnation of QI, change rigid collision is elastic collision, thus avoiding bumper bar to deform。Having only to replace bumper cover when maintenance, elastic endergonic false pregnancy due to stagnation of QI is inflated again。
2., when passenger car is when occurring rear-end impact speed too big, elastic endergonic false pregnancy due to stagnation of QI can absorb energy, it is ensured that occupant safety。
3. this buffer memory energy absorption device has simple in construction, and cost is low, manufactures, dismounting, easy to use, advantage that integrated protection performance is good。
Accompanying drawing explanation
Fig. 1 is a kind of first embodiment organigram of passenger car rear-end impact crash energy absorption equipment of the present invention。
Fig. 2 is a kind of second embodiment organigram of passenger car rear-end impact crash energy absorption equipment of the present invention。
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described。
Embodiment 1 is as it is shown in figure 1, a kind of passenger car rear-end impact crash energy absorption equipment, including bumper cover 1, elastic endergonic false pregnancy due to stagnation of QI 2, bumper web beam 3, burst proof air valve needle 4, U-bolt 5, steel plate 6, nut 7, permanent magnet 8, described elastic endergonic false pregnancy due to stagnation of QI 2 leaves groove in the position of U-bolt process, elastic endergonic false pregnancy due to stagnation of QI 2 coordinates steel plate 6 and nut 7 to be arranged on the dead astern of bumper web beam 3 by U-bolt 5, is arranged on the side of bumper web beam 3 by permanent magnet 8。Elastic endergonic false pregnancy due to stagnation of QI 2 closes near the matching form of the bumper cover 1 at the shape position corresponding thereto of bumper cover 1 side, closes with the matching form of bumper web beam near the shape of bumper web beam 3 side。The width of elastic endergonic false pregnancy due to stagnation of QI 2 is corresponding with the width of bumper cover 1 and length with length, and height can between 60-100 millimeter, and thickness is between 10 ~ 20 millimeters。Elastic endergonic false pregnancy due to stagnation of QI 2 is arranged on bumper web beam 3 dead astern and side。
When there is rear-end impact; after knocking bumper cover; automobile and the collision of elastic endergonic false pregnancy due to stagnation of QI; rather than direct and bumper web beam collision before; rigid collision is changed into elastic collision by the effect of elastic endergonic false pregnancy due to stagnation of QI; when collision energy reaches a certain amount of time; false pregnancy due to stagnation of QI begins through burst proof air valve needle and slowly exits; when colliding, elasticity false pregnancy due to stagnation of QI can better absorb energy; bumper web beam is avoided to deform; when rear-end impact speed is bigger, elastic endergonic false pregnancy due to stagnation of QI can also absorb the safety of protecting energy occupant。Have only to during auto repair be filled with compression air by burst proof air valve needle 4 to elastic endergonic gas 2 tire, change bumper cover, greatly reduce maintenance cost。
Embodiment 2 is as in figure 2 it is shown, a kind of passenger car rear-end impact crash energy absorption equipment, and the elastic endergonic false pregnancy due to stagnation of QI being arranged on bumper web beam can also be an entirety。All the other are with embodiment 1。
Claims (4)
1. a passenger car rear-end impact crash energy absorption equipment, it includes bumper web beam, elastic endergonic false pregnancy due to stagnation of QI, fixing device, it is characterised in that: described elastic endergonic false pregnancy due to stagnation of QI is one or more to be arranged on passenger car bumper web beam by fixing device。
2. a kind of passenger car rear-end impact crash energy absorption equipment according to claim 1, it is characterized in that: the material selection rubber of described elastic endergonic false pregnancy due to stagnation of QI and fiber, compression air can be filled with, when collision energy exceedes default rated value, false pregnancy due to stagnation of QI begins through burst proof air valve needle and slowly exits, better realize buffering energy-absorbing, the matching form of the bumper cover at the elastic endergonic false pregnancy due to stagnation of QI shape near bumper side position corresponding thereto closes, close with the matching form of bumper web beam near the shape of bumper web beam side, the width of elastic endergonic false pregnancy due to stagnation of QI is corresponding with the width of bumper cover and length with length, elastic endergonic false pregnancy due to stagnation of QI is arranged on the dead astern of bumper web beam or the dead astern of installation insurance thick stick web beam and side。
3. according to claim 1, a kind of passenger car rear-end impact crash energy absorption equipment described in 2, it is characterized in that: the fixing device of described elastic endergonic false pregnancy due to stagnation of QI and bumper web beam is preferably used U-bolt and is stuck on bumper web beam by elasticity false pregnancy due to stagnation of QI, join at bumper web beam opposite side simultaneously and with steel plate and nut, elastic endergonic false pregnancy due to stagnation of QI is fixed, or in the close bumper web beam side of elastic endergonic false pregnancy due to stagnation of QI equipped with permanent magnet, or in the close bumper web beam side of elastic endergonic false pregnancy due to stagnation of QI equipped with iron plate, the corresponding position of bumper web beam is equipped with the permanent magnet being contained on bumper web beam, or equipped with paired band rope on elastic endergonic false pregnancy due to stagnation of QI, or equipped with the paired hook connected with elastic webbing on elastic endergonic false pregnancy due to stagnation of QI and bumper web beam, or equipped with paired hook on elastic false pregnancy due to stagnation of QI and bumper web beam。
4. a kind of passenger car rear-end impact crash energy absorption equipment according to claim 1,2,3, it is characterized in that: described elastic endergonic false pregnancy due to stagnation of QI is readily modified as monoblock type, or the elastic endergonic false pregnancy due to stagnation of QI being arranged on bumper web beam dead astern changes monoblock type into, or the elastic endergonic false pregnancy due to stagnation of QI being arranged on bumper web beam dead astern and side changes monoblock type into。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159471.6A CN105691336A (en) | 2016-03-21 | 2016-03-21 | Rear-end collision buffer and energy absorption device for passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159471.6A CN105691336A (en) | 2016-03-21 | 2016-03-21 | Rear-end collision buffer and energy absorption device for passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105691336A true CN105691336A (en) | 2016-06-22 |
Family
ID=56232123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610159471.6A Pending CN105691336A (en) | 2016-03-21 | 2016-03-21 | Rear-end collision buffer and energy absorption device for passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105691336A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2709202C2 (en) * | 2018-03-29 | 2019-12-17 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный университет" Министерства обороны Российской Федерации | Passenger transport safety system |
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| CN2716086Y (en) * | 2004-06-08 | 2005-08-10 | 干和平 | Safety protector for automobile |
| CN101121395A (en) * | 2007-09-26 | 2008-02-13 | 赵索赋 | Safety airbag for automobile |
| CN201494390U (en) * | 2009-06-23 | 2010-06-02 | 安徽中菱电动汽车有限公司 | Bumper for electric vehicle |
| CN201694142U (en) * | 2010-02-01 | 2011-01-05 | 徐玉华 | Automobile front/rear collision bumper |
| CN102019893A (en) * | 2010-12-11 | 2011-04-20 | 奇瑞汽车股份有限公司 | Vehicle front bumper system |
| CN104417470A (en) * | 2013-09-04 | 2015-03-18 | 江苏海德莱特汽车部件有限公司 | Vehicle bumper |
| CN204264081U (en) * | 2014-11-01 | 2015-04-15 | 江南模塑科技股份有限公司 | A kind of air-cushion type bumper/spoiler |
| DE202015103141U1 (en) * | 2014-06-23 | 2015-07-13 | Ford Global Technologies, Llc | An energy absorbing member for a bumper assembly of a vehicle |
| CN205044682U (en) * | 2015-09-08 | 2016-02-24 | 魏浩 | Inflatable parking buffer stop |
-
2016
- 2016-03-21 CN CN201610159471.6A patent/CN105691336A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2716086Y (en) * | 2004-06-08 | 2005-08-10 | 干和平 | Safety protector for automobile |
| CN101121395A (en) * | 2007-09-26 | 2008-02-13 | 赵索赋 | Safety airbag for automobile |
| CN201494390U (en) * | 2009-06-23 | 2010-06-02 | 安徽中菱电动汽车有限公司 | Bumper for electric vehicle |
| CN201694142U (en) * | 2010-02-01 | 2011-01-05 | 徐玉华 | Automobile front/rear collision bumper |
| CN102019893A (en) * | 2010-12-11 | 2011-04-20 | 奇瑞汽车股份有限公司 | Vehicle front bumper system |
| CN104417470A (en) * | 2013-09-04 | 2015-03-18 | 江苏海德莱特汽车部件有限公司 | Vehicle bumper |
| DE202015103141U1 (en) * | 2014-06-23 | 2015-07-13 | Ford Global Technologies, Llc | An energy absorbing member for a bumper assembly of a vehicle |
| CN204264081U (en) * | 2014-11-01 | 2015-04-15 | 江南模塑科技股份有限公司 | A kind of air-cushion type bumper/spoiler |
| CN205044682U (en) * | 2015-09-08 | 2016-02-24 | 魏浩 | Inflatable parking buffer stop |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2709202C2 (en) * | 2018-03-29 | 2019-12-17 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный университет" Министерства обороны Российской Федерации | Passenger transport safety system |
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Application publication date: 20160622 |
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| WD01 | Invention patent application deemed withdrawn after publication |