CN208180977U - A kind of energy-absorbing buffering type bumper - Google Patents
A kind of energy-absorbing buffering type bumper Download PDFInfo
- Publication number
- CN208180977U CN208180977U CN201820107304.1U CN201820107304U CN208180977U CN 208180977 U CN208180977 U CN 208180977U CN 201820107304 U CN201820107304 U CN 201820107304U CN 208180977 U CN208180977 U CN 208180977U
- Authority
- CN
- China
- Prior art keywords
- bumper
- energy
- fixed bracket
- bumper housing
- compressed spring
- 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.)
- Expired - Fee Related
Links
- 230000003139 buffering effect Effects 0.000 title claims abstract description 31
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Vibration Dampers (AREA)
Abstract
The utility model discloses a kind of energy-absorbing buffering type bumpers, belong to bumper technical field；Including bumper housing, fixed bracket, the first Buffer Unit and the second Buffer Unit for fixing bumper housing and support bracket fastened fixed device and being arranged between bumper housing and fixed bracket, first Buffer Unit includes several buffer air bags being arranged between bumper housing and fixed bracket, the bumper housing and fixed bracket are equipped with the mounting hole with fixed device cooperation, gap is formed between the mounting hole and fixed device, second Buffer Unit includes the first compressed spring being arranged between bumper housing and fixed bracket and the buffer stopper being arranged in gap.The utility model can preferably realize the effect of bumper buffering energy-absorbing, reduce and hit directly to the influence of vehicle body.
Description
Technical field
The utility model relates to bumper technical fields, more particularly to a kind of energy-absorbing buffering type bumper.
Background technique
With the continuous social and economic development, people's lives are horizontal continuous improves and progress, and automobile consumption is gradually
Gradually be popularized for each family, according to dependency number it is estimated that automobile sales volume in 2017 increases by 2.7%, remote superman mouthful speedup.2009
Global Auto sales volume is increased since year with average annual 4.1% speed, and according to the data that the World Bank provides, same period population speedup is
1.2%.It can be seen that growth rate is still above population speedup, the whole world although the growth of automobile sales volume declines than
Demand to automobile is still very powerful.With automobile sales volume rapid growth so, it is annual along with traffic accident
Be it is commonplace, in automobile collision accident, cause the injury of driver and passenger to mitigate accident collision, bumper rises
Considerable effect has been arrived, the personal injury of driver and passenger in accident is alleviated.
Existing bumper is mainly rigidly attached on chassis, and when colliding, some energy are can be absorbed in its own
Amount, and quite a few is then transmitted on vehicle body, to cause vehicle body damaged and casualties.It is inhaled although some bumpers have
Energy effect, but it only completes energy-absorbing simply by bumper housing deformation, energy-absorbing effect is bad, and for vehicle
The extent of the destruction of body is larger, increases maintenance cost.
Utility model content
In order to overcome the drawbacks of the prior art, the technical problem to be solved by the utility model is to propose that a kind of energy-absorbing is slow
Stamp bumper, by be arranged in bumper housing in conjunction with the first Buffer Unit between fixed bracket the second Buffer Unit come
Realize the good energy-absorbing buffering effect of bumper, the first Buffer Unit includes buffer air bag, and buffer air bag can be very good to fill
Setting can play a good buffering energy-absorbing effect between bumper housing and fixed bracket, in conjunction with upper second compressed spring
Fruit, and fix between device and mounting hole and be equipped with buffer stopper, it can make bumper housing when by non-fully head-on crash
The transverse shifting that certain displacement occurs can form the component of a transverse direction to dissolve the part strength of collision output, preferably
It realizes the effect of bumper buffering energy-absorbing, reduces and hit directly to the influence of vehicle body.
For this purpose, the utility model uses following technical scheme: including bumper housing, fixed bracket, for solid
The the first buffering group determining bumper housing and support bracket fastened fixed device and being arranged between bumper housing and fixed bracket
Part and the second Buffer Unit, first Buffer Unit include several bufferings being arranged between bumper housing and fixed bracket
Air bag, the bumper housing and fixed bracket are equipped with the mounting hole with fixed device cooperation, and the mounting hole is filled with fixed
Gap is formed between setting, second Buffer Unit includes the first compression bullet being arranged between bumper housing and fixed bracket
Spring and the buffer stopper being arranged in gap.
Optionally, first Buffer Unit further includes several second be arranged between bumper housing and fixed bracket
Compressed spring, is equipped with the first boss for accommodating second compressed spring one end on the inside of the bumper housing, on the fixed bracket
Equipped with the second boss for accommodating the second compressed spring.
Optionally, second compressed spring is linearly evenly spaced on, and the buffer air bag is arranged adjacent
Between second compressed spring.
Optionally, the outside of the bumper housing is equipped with first buffer layer, and it is slow that the inside of bumper housing is equipped with second
Rush layer.
Optionally, the both ends of bumper housing are arranged in the fixed device, and the fixed device includes matching with mounting hole
The bolt of conjunction and the nut cooperated with bolt, the bolt, which protrudes between the bar portion outer wall of mounting hole and inner wall of the hole installing, forms institute
State gap.
Optionally, first compressed spring is set on bolt, one end of first compressed spring and bumper shell
Internal side contacts offset, and the other end of first compressed spring is contacted with fixed bracket and offseted.
Optionally, the mounting hole is waist round hole.
The utility model has the following beneficial effects:
The utility model, which passes through, to be arranged in first Buffer Unit of the bumper housing between fixed bracket and combines second to delay
Component is rushed to realize the good energy-absorbing buffering effect of bumper, the first Buffer Unit includes buffer air bag, and buffer air bag can be very
Good is filled between bumper housing and fixed bracket, can play one in conjunction with upper second compressed spring and delay well
Energy-absorbing effect is rushed, and fixes between device and mounting hole and is equipped with buffer stopper, bumper housing can be made by non-fully just
The transverse shifting that certain displacement occurs when face is collided can form the component of a transverse direction to dissolve the part power of collision output
Amount preferably realizes the effect of bumper buffering energy-absorbing；Generally the utility model can be improved energy-absorbing effect, reduces and hits
Directly to the influence of vehicle body, and overall structure is simple.
Detailed description of the invention
Fig. 1 is a kind of energy-absorbing buffering type bumper schematic diagram that specific embodiment of the present invention provides；
Fig. 2 is the position a partial enlargement diagram of Fig. 1；
In figure: 1, bumper housing；2, fixed bracket；31, first buffer layer；32, second buffer layer；4, the second compression
Spring；5, buffer air bag；61, bolt；62, nut；71, the first compressed spring；72, buffer stopper；11, first boss；21,
Two boss.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Fig. 1 schematically illustrates a kind of energy-absorbing buffering type bumper provided by the utility model, as shown in Figure 1, including
Bumper housing 1, fixed bracket 2, the fixation device for fixing bumper housing 1 and fixed bracket 2 and setting are in bumper
The first Buffer Unit and the second Buffer Unit between shell 1 and fixed bracket 2, the first Buffer Unit include that several settings are being protected
Buffer air bag 5 between dangerous thick stick shell 1 and fixed bracket 2, bumper housing 1 and fixed bracket 2 are equipped with matches with fixed device
The mounting hole of conjunction forms gap between mounting hole and fixed device, the second Buffer Unit is including being arranged in bumper housing 1 and admittedly
First between fixed rack 2 compressed spring 71 and the buffer stopper 72 that is arranged in gap.Specifically, by being arranged in bumper
Shell 1 in conjunction with the first Buffer Unit between fixed bracket 2 second Buffer Unit realize the good energy-absorbing buffering of bumper
Effect, the first Buffer Unit include buffer air bag 5, and buffer air bag 5 can be very good to be filled in bumper housing 1 and fix
Between bracket 2, a good buffering energy-absorbing effect can be played in conjunction with upper second compressed spring 4, and fixes device and installation
It is equipped with buffer stopper 72 between hole, can make bumper housing 1 that the cross of certain displacement occur when by non-fully head-on crash
To movement, the component of a transverse direction can be formed to dissolve the part strength of collision output, preferably realize that bumper buffering is inhaled
The effect of energy reduces and hits directly to the influence of vehicle body, and overall structure is simple.
Optionally, the first Buffer Unit further includes several the second pressures being arranged between bumper housing 1 and fixed bracket 2
Contracting spring 4, the first boss 11 for accommodating 4 one end of the second compressed spring is equipped on the inside of bumper housing 1, and fixed bracket 2 is equipped with
Accommodate the second boss 21 of the second compressed spring 4.Specifically, the both ends of the second compressed spring 4 are separately positioned on first boss
11 and second boss 21 in, and contact and offsets with the inside of bumper housing 1 and fixed bracket 2 respectively, realize that buffering energy-absorbing is imitated
Fruit.
Optionally, the second compressed spring 4 is linearly evenly spaced on, and the setting of buffer air bag 5 is in adjacent second pressure
Between contracting spring 4.Specifically, the second compressed spring 4 is in being evenly spaced on, can the second adjacent compressed spring 4 it
Between form the accommodation space placed for buffer air bag 5, receiving that can be more uniform absorbs the energy of collision generation.Certainly, originally
The middle position interval that is also possible in embodiment is uniformly distributed the second compressed spring 4, then in two sides distributed buffer air bag 5,
It can according to need and select different arrangement modes.
Optionally, the outside of bumper housing 1 is equipped with first buffer layer 31, and it is slow that the inside of bumper housing 1 is equipped with second
Rush layer 32.Specifically, by the way that the first buffer layer 31 in 1 outside of bumper housing is arranged in and is arranged in the second of case inside
Buffer layer 32 can play the role of preliminary energy-absorbing buffering when bumper collides, and improve energy-absorbing buffering effect；Buffer layer
It can be made of padded coamings such as foams.
Optionally, refering to what is shown in Fig. 2, the both ends of bumper housing 1 are arranged in fixed device, fixed device includes and installation
Hole cooperation bolt 61 and with bolt 61 cooperate nut 62, bolt 61 protrude into mounting hole bar portion outer wall and inner wall of the hole installing it
Between form gap.Specifically, the connection between bumper housing 1 and fixed bracket 2 can be fixed by fixed device, more
Importantly, buffer stopper 72 is provided in the gap formed between bolt 61 and mounting hole, since buffer stopper 72 is tool in itself
Standby certain deformability, it is possible to so that certain displacement occurs when by non-fully head-on crash for bumper housing 1
Transverse shifting can form the component of a transverse direction to dissolve the part strength of collision output, preferably realize bumper buffering
The effect of energy-absorbing.
Optionally, the first compressed spring 71 is set on bolt 61, one end of the first compressed spring 71 and bumper housing 1
Interior side contacts offset, and the other end of the first compressed spring 71 is contacted with fixed bracket 2 and offseted.Specifically, pass through the first compression
Contact and offset between spring 71 and the inside of bumper housing 1 and fixed bracket 2, forms buffering energy-absorbing effect, in the present embodiment, general
First compressed spring 71, which is set on bolt 61, can make whole processing and manufacturing more convenient, not need to reprocess some use
In the boss for fixing 71 both ends of the first compressed spring, installation procedure is reduced；In addition in the present embodiment, it is arranged in bumper housing 1
First compressed spring 71 at both ends can be with one or more.
For above-mentioned mentioned mounting hole, optionally, mounting hole is waist round hole；Specifically, waist round hole can make
Transverse shifting of the bolt in mounting hole, which is displaced, to be increased, and is improved and is laterally unloaded power effect, improves whole energy-absorbing buffering effect.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (7)
1. a kind of energy-absorbing buffering type bumper, it is characterised in that:
Including bumper housing (1), fixed bracket (2), the fixed dress for fixing bumper housing (1) and fixed bracket (2)
The first Buffer Unit and the second Buffer Unit set and be arranged between bumper housing (1) and fixed bracket (2)；
First Buffer Unit includes buffer air bag of several settings between bumper housing (1) and fixed bracket (2)
(5), the bumper housing (1) and fixed bracket (2) are equipped with the mounting hole with fixed device cooperation, the mounting hole and solid
Determine to form gap between device；
Second Buffer Unit includes first compressed spring of the setting between bumper housing (1) and fixed bracket (2)
(71) and the buffer stopper (72) that is arranged in gap.
2. a kind of energy-absorbing buffering type bumper as described in claim 1, it is characterised in that:
First Buffer Unit further includes second compression of several settings between bumper housing (1) and fixed bracket (2)
Spring (4), bumper housing (1) inside is equipped with the first boss (11) for accommodating the second compressed spring (4) one end, described solid
Fixed rack (2) is equipped with the second boss (21) for accommodating the second compressed spring (4).
3. a kind of energy-absorbing buffering type bumper as claimed in claim 2, it is characterised in that:
Second compressed spring (4) is linearly evenly spaced on, and buffer air bag (5) setting is in adjacent second pressure
Between contracting spring (4).
4. a kind of energy-absorbing buffering type bumper as described in claim 1, it is characterised in that:
The outside of the bumper housing (1) is equipped with first buffer layer (31), and the inside of bumper housing (1) is equipped with the second buffering
Layer (32).
5. a kind of energy-absorbing buffering type bumper as described in claim 1, it is characterised in that:
The fixed device is arranged at the both ends of bumper housing (1), and the fixed device includes the bolt with mounting hole cooperation
(61) and with bolt (61) cooperation nut (62), the bolt (61) protrude into mounting hole bar portion outer wall and inner wall of the hole installing it
Between form the gap.
6. a kind of energy-absorbing buffering type bumper as claimed in claim 5, it is characterised in that:
First compressed spring (71) is set on bolt (61), one end of first compressed spring (71) and bumper shell
Body (1) interior side contacts offset, and the other end of first compressed spring (71) is contacted with fixed bracket (2) and offseted.
7. a kind of energy-absorbing buffering type bumper as described in claim 1, it is characterised in that:
The mounting hole is waist round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820107304.1U CN208180977U (en) | 2018-01-23 | 2018-01-23 | A kind of energy-absorbing buffering type bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820107304.1U CN208180977U (en) | 2018-01-23 | 2018-01-23 | A kind of energy-absorbing buffering type bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208180977U true CN208180977U (en) | 2018-12-04 |
Family
ID=64442911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820107304.1U Expired - Fee Related CN208180977U (en) | 2018-01-23 | 2018-01-23 | A kind of energy-absorbing buffering type bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208180977U (en) |
-
2018
- 2018-01-23 CN CN201820107304.1U patent/CN208180977U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 |