CN203681456U - Combined energy absorbing block and front vehicle body anti-collision assembly - Google Patents
Combined energy absorbing block and front vehicle body anti-collision assembly Download PDFInfo
- Publication number
- CN203681456U CN203681456U CN201320891694.3U CN201320891694U CN203681456U CN 203681456 U CN203681456 U CN 203681456U CN 201320891694 U CN201320891694 U CN 201320891694U CN 203681456 U CN203681456 U CN 203681456U
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- Prior art keywords
- energy
- absorbent block
- energy absorbent
- assembly
- energy absorbing
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- 230000002745 absorbent Effects 0.000 claims description 64
- 239000002250 absorbent Substances 0.000 claims description 64
- 239000006260 foam Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Abstract
The utility model discloses a combined energy absorbing block and a front vehicle body anti-collision assembly. The combined energy absorbing block comprises a first energy absorbing block unit, a second energy absorbing block unit and a pressure sensing device. The first energy absorbing block unit and the second energy absorbing block unit are combined, a groove is formed in one side, facing the second energy absorbing block unit, of the first energy absorbing block unit, and the pressure sensing device is fixedly arranged in the groove. The pressure sensing device comprises a connection pipe and pressure sensors fixedly connected to the two ends of the connection pipe. The pressure sensors are used for sending pressure signals to a control unit on a vehicle. According to the combined energy absorbing block and the front vehicle body anti-collision assembly, the pressure sensing device is arranged between the first energy absorbing block unit and the second energy absorbing block unit, when the vehicle is collided, the pressure signals are transmitted to the control unit on the vehicle, the control unit controls an engine hood to be popped open, a pedestrian is prevented from directly hitting against the engine hood, impact energy is reduced, and the pedestrian is protected.
Description
Technical field
The utility model relates to anti-collision energy-absorbing block structure technology, relates in particular to a kind of assembly energy-absorbing piece with pressure sensor device and front body bumper assembly.
Background technology
In the degree of existing mass automobility, people progressively rise to pedestrian is also corresponding with traffic safety consciousness.At Initiative Defense or initiatively reduce the injury field to pedestrian, gordian technique is the car running computer that the passes to correct suitable energy in collision, since trigger initiatively protecting component, thereby protection pedestrian.Therefore, how the installation question of collision alarm transmission and sensing device is become to technical personnel problem demanding prompt solution.
Utility model content
The utility model provides a kind of assembly energy-absorbing piece and front body bumper assembly, and to guarantee the installation of pressure sensor device, the pressure signal transmission that collision is produced arrives control unit, the protection to pedestrian while improving auto against.
The utility model provides a kind of assembly energy-absorbing piece, wherein, comprise: the first energy absorbent block, the second energy absorbent block and pressure sensor device, described the first energy absorbent block and described the second energy absorbent block are combined and installed together, described the first energy absorbent block offers groove towards a side of described the second energy absorbent block, and described pressure sensor device is fixedly mounted in described groove;
Described pressure sensor device comprises connection pipe and the pressure sensor that is fixedly connected on described connection pipe two ends, and described pressure sensor sends pressure signal for the control unit on automobile.
Assembly energy-absorbing piece as above, wherein, preferably: described the first energy absorbent block is foam energy absorbent block, described the second energy absorbent block is plastics energy absorbent block, described the first energy absorbent block is fixedly connected with by ejector pin with described the second energy absorbent block.
Assembly energy-absorbing piece as above, wherein, preferably: described groove is wave shape groove.
The utility model also provides a kind of front body bumper assembly, comprise front bumper, front anti-collision beam and covering, wherein: also comprise the assembly energy-absorbing piece that the utility model provides, described front bumper is fixedly connected with described the first energy absorbent block, described front anti-collision beam is fixedly connected with described the second energy absorbent block, on described covering, be fixedly installed reinforced support, described reinforced support is spacing to the above-below direction of described assembly energy-absorbing piece.
Front body bumper assembly as above, wherein, preferably: the top of described the second energy absorbent block is provided with card base, described card base is stuck in described front anti-collision beam.
Front body bumper assembly as above, wherein, preferably: described the second energy absorbent block is provided with draw-in groove, described draw-in groove coordinates with fastener fixes described the second energy absorbent block and covering.
Front body bumper assembly as above, wherein, preferably: described reinforced support is weldingly fixed on described covering.
The assembly energy-absorbing piece that the utility model provides and front body bumper assembly by arranging pressure sensor device between the first energy absorbent block and the second energy absorbent block; in the time that automobile bumps; by pressure signal transmission to the control unit on automobile; control unit control bonnet flicks; avoid pedestrian's on-line equipment bonnet; thereby minimizing Impact energy, protection pedestrian.
Brief description of the drawings
The assembly energy-absorbing block structure schematic perspective view that Fig. 1 provides for the utility model embodiment;
The sectional view of the assembly energy-absorbing piece that Fig. 2 provides for the utility model embodiment;
The part sectional view of the front body bumper assembly that Fig. 3 provides for the utility model embodiment.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is elaborated.Wherein identical parts represent with identical Reference numeral.It should be noted that, word 'fornt', 'back', " left side ", " right side ", "up" and "down" that use is described below refer to the direction in accompanying drawing, and word " interior " and " outward " refer to respectively the direction towards or away from specific features geometric centre.
The assembly energy-absorbing block structure schematic perspective view that Fig. 1 provides for the utility model embodiment, the sectional view of the assembly energy-absorbing piece that Fig. 2 provides for the utility model embodiment, the part sectional view of the front body bumper assembly that Fig. 3 provides for the utility model embodiment.
The utility model embodiment provides a kind of assembly energy-absorbing piece, comprise the first energy absorbent block 1, the second energy absorbent block 2 and pressure sensor device 3, the first energy absorbent block 1 and the second energy absorbent block 2 are combined and installed together, the first energy absorbent block 1 offers groove 11 towards a side of the second energy absorbent block 2, and pressure sensor device 3 is fixedly mounted in this groove 11.
Preferably, the first energy absorbent block 1 is foam energy absorbent block, and this foam energy absorbent block is that a kind of expanded material that has suitable thickness and density is made through injection moulding, is arranged on after automobile skin, and is fixedly connected with the front bumper 5 of automobile.When driving, if front bumper 5 bumps, the first energy absorbent block 1 absorbs a part of collision energy by the elastic deformation of self, thereby reduces the injury to automobile front beam 5 and vehicle body.
The second energy absorbent block 2, for having the plastics energy absorbent block of suitable thickness and density, is fixedly connected with by ejector pin 4 between the first energy absorbent block 1 and the second energy absorbent block 2.Plastics energy absorbent block has enough Rigidity and strengths, can improve enough supports for pressure sensor device 3.
Above-mentioned pressure sensor device 3 comprises connection pipe 31 and the pressure sensor 32 that is fixedly connected on connection pipe 31 two ends, and this pressure sensor 32 can adopt pressure type sensor conventional in prior art, sends pressure signal for the control unit on automobile.As shown in Figure 1, preferably, groove 11 is wave shape groove, and connection pipe 31 is flexible pipe, is stuck in wave shape groove 11, groove 11 is set to waveform and can makes the more stable of connection pipe 31 clampings.
In the time that automobile bumps, pressure sensor device is by pressure signal transmission to the control unit on automobile, and control unit sends control signal, upsprings to control bonnet, avoids the pedestrian who is bumped against directly to clash into bonnet, to reduce the injury to pedestrian.
The utility model embodiment also provides a kind of front body bumper assembly, comprise front bumper 5, front anti-collision beam 6 and covering, wherein: also comprise the assembly energy-absorbing piece that the utility model any embodiment provides, front bumper 5 is fixedly connected with the first energy absorbent block 1, front anti-collision beam 6 is fixedly connected with the second energy absorbent block 2, on covering, be fixedly installed reinforced support 7, reinforced support 7 is spacing to the above-below direction of assembly energy-absorbing piece.
Preferably, reinforced support 7 is weldingly fixed on covering, and it has enough strength and stiffness, and there is higher natural frequency, the rear of automobile headlight cleaning device can be positioned at, the effect of fixing headlight cleaning device can not only be played, and can be spacing to assembly energy-absorbing piece on above-below direction.
On the basis of above-described embodiment, preferably, be provided with card base 21, the second energy absorbent block 2 on the top of the second energy absorbent block 2 and be stuck in front anti-collision beam 6 by this card base 21, for being fixed on, assembly energy-absorbing piece on front anti-collision beam 6, provides firm connection.
Further, be provided with draw-in groove in the second energy absorbent block 2, draw-in groove coordinates with fastener 8 by fixing on fore-and-aft direction and left and right directions to the second energy absorbent block 2 and covering, so that assembly energy-absorbing piece is further fixed.In addition, be arranged to the large plane of fairing towards a side of pressure sensor device 3 in the second energy absorbent block 2, using as the firm bearing surface of pressure sensor device.
The assembly energy-absorbing piece that the utility model embodiment provides and front body bumper assembly, by pressure sensor device being set between the first energy absorbent block and the second energy absorbent block, are guaranteed the middle part that is embedded in two energy absorbent block that pressure sensor device is stable.In the time that automobile bumps, by pressure signal transmission, to the control unit on automobile, control unit control bonnet flicks, and avoids pedestrian's on-line equipment bonnet, thereby reduces Impact energy, protection pedestrian.
Assembly energy-absorbing piece and front body bumper assembly that the utility model embodiment provides have the following advantages:
1, in the time of low speed front end crash, foam energy absorbent block effectively absorbs collision energy, and protection bumper/spoiler subsystem part is not damaged.
2, the firm stable pressure sensor device of having fixed of assembly energy-absorbing piece, guarantees that pressure sensor device drives off and not pushed by energy impact and physics in normal row.
3, in the middle of assembly energy-absorbing piece is embedded in pressure sensor device, guaranteed that pressure sensor device is not subject to rainwater, dust, the wearing and tearing of sandstone etc. or corrosion.
4,, in the time of high speed front end crash, assembly energy-absorbing piece passes to deflection the pressure sensor device that is embedded in middle part, makes it that pressure signal is passed to automobile control unit exactly.
5, the injection moulding energy absorbent block in assembly energy-absorbing piece is firmly connected with front anti-collision beam, thereby guarantees that pressure sensor device is not shaken or impacts and send spurious signal.
6, the foam energy absorbent block in assembly energy-absorbing piece is firmly connected with reinforced support, guarantees that assembly energy-absorbing piece is connected with covering before automobile securely at above-below direction.The draw-in groove of its bottom is stablized and is connected by fastener with automobile skin, thereby guarantees that assembly energy-absorbing is connected with left and right directions and covering are stable at fore-and-aft direction.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of the each embodiment technical scheme of the utility model.
Claims (7)
1. an assembly energy-absorbing piece, it is characterized in that, comprise: the first energy absorbent block, the second energy absorbent block and pressure sensor device, described the first energy absorbent block and described the second energy absorbent block are combined and installed together, described the first energy absorbent block offers groove towards a side of described the second energy absorbent block, and described pressure sensor device is fixedly mounted in described groove;
Described pressure sensor device comprises connection pipe and the pressure sensor that is fixedly connected on described connection pipe two ends, and described pressure sensor sends pressure signal for the control unit on automobile.
2. assembly energy-absorbing piece according to claim 1, is characterized in that: described the first energy absorbent block is foam energy absorbent block, and described the second energy absorbent block is plastics energy absorbent block, and described the first energy absorbent block is fixedly connected with by ejector pin with described the second energy absorbent block.
3. assembly energy-absorbing piece according to claim 1 and 2, is characterized in that: described groove is wave shape groove.
4. a front body bumper assembly, comprise front bumper, front anti-collision beam and covering, it is characterized in that: also comprise the assembly energy-absorbing piece described in claim 1-3 any one, described front bumper is fixedly connected with described the first energy absorbent block, described front anti-collision beam is fixedly connected with described the second energy absorbent block, on described covering, be fixedly installed reinforced support, described reinforced support is spacing to the above-below direction of described assembly energy-absorbing piece.
5. front body bumper assembly according to claim 4, is characterized in that: the top of described the second energy absorbent block is provided with card base, described card base is stuck in described front anti-collision beam.
6. front body bumper assembly according to claim 5, is characterized in that: described the second energy absorbent block is provided with draw-in groove, and described draw-in groove coordinates with fastener fixes described the second energy absorbent block and covering.
7. according to the front body bumper assembly described in claim 4-6 any one, it is characterized in that: described reinforced support is weldingly fixed on described covering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891694.3U CN203681456U (en) | 2013-12-31 | 2013-12-31 | Combined energy absorbing block and front vehicle body anti-collision assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891694.3U CN203681456U (en) | 2013-12-31 | 2013-12-31 | Combined energy absorbing block and front vehicle body anti-collision assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203681456U true CN203681456U (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320891694.3U Expired - Fee Related CN203681456U (en) | 2013-12-31 | 2013-12-31 | Combined energy absorbing block and front vehicle body anti-collision assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203681456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108422960A (en) * | 2018-02-11 | 2018-08-21 | 宁波吉利汽车研究开发有限公司 | A kind of pedestrian protecting active upspring type system and automobile |
| CN110116692A (en) * | 2019-04-24 | 2019-08-13 | 广汽蔚来新能源汽车科技有限公司 | Automobile and front anticollision beam assembly |
-
2013
- 2013-12-31 CN CN201320891694.3U patent/CN203681456U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108422960A (en) * | 2018-02-11 | 2018-08-21 | 宁波吉利汽车研究开发有限公司 | A kind of pedestrian protecting active upspring type system and automobile |
| CN108422960B (en) * | 2018-02-11 | 2019-10-18 | 宁波吉利汽车研究开发有限公司 | A kind of pedestrian protecting active upspring type system and automobile |
| CN110116692A (en) * | 2019-04-24 | 2019-08-13 | 广汽蔚来新能源汽车科技有限公司 | Automobile and front anticollision beam assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140702 |