CN207984793U - A kind of automotive front end pedestrian protecting collision prevention girders - Google Patents
A kind of automotive front end pedestrian protecting collision prevention girders Download PDFInfo
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- CN207984793U CN207984793U CN201820245243.5U CN201820245243U CN207984793U CN 207984793 U CN207984793 U CN 207984793U CN 201820245243 U CN201820245243 U CN 201820245243U CN 207984793 U CN207984793 U CN 207984793U
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- collision prevention
- prevention girders
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- absorbing portion
- card slot
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Abstract
The utility model is related to pedestrian protection technique fields, disclose a kind of automotive front end pedestrian protecting collision prevention girders.The collision prevention girders include pedestrian protecting face, mounting surface and stationary plane; the pedestrian protecting face is bonded with automobile front bumper skin; the mounting surface is bonded with automobile front beam; it is arranged on the length direction of the mounting surface fluted; the card slot coordinated with the mounting bracket of automobile front beam is provided on the stationary plane; the card slot is simple in structure close to end set the utility model of the collision prevention girders; R＆D cycle is short, and the protection to pedestrian can also be improved while on suitable for the vehicle with the automatic ejection system of engine compartment cover.
Description
Technical field
The utility model is related to pedestrian protection technique field, a kind of automotive front end pedestrian protecting collision prevention girders.
Background technology
It grades in the automotive safety of Euro-NCAP, pedestrains safety, which is that item is important, to be examined, and therefore, vehicle crash test can carry out
The collision project of series analog pedestrian head and leg assesses the potential risk of injury of Vehicular impact pedestrian.In recent years, Bu Shaoche
Enterprise is also in the new technology of research and development protection pedestrains safety.When pedestrian collides with vehicle, in order to reduce the collision impact to pedestrian
Power, the filled and process Anti-collision materials before front bumper, reduce in the impact of pedestrian in the prior art, but the foam anticollision material
Material is intelligent suitable for common vehicle, also, inadequate to the protection of pedestrian.
When pedestrian and vehicle collide, in order to improve the protection to pedestrian, some, which are measured, uses enging cabin
Automatic ejection system is covered, when pedestrian collides with vehicle, the dynamics of vehicle is hit by the pressure sensor senses external world, with
Afterwards, pressure signal is sent to vehicle central processor ECU by pressure sensor.ECU is judged according to the signal of impacting object
Whether the bouncing of engine compartment cover is executed, then, in such a system, have to the installation site of pressure pipe pressure sensor
There is higher requirement, not only to ensure the mounting stability of pressure sensor, but also to ensure that it is touched in pedestrian and vehicle
The parasexuality of rear pressure signal acquisition is hit, in the prior art, there are no carry can be adapted in the automatic ejection system of engine compartment cover
The anti-collision structure of the installation of pressure pipe.
In the utility model, in order to solve the problems in the existing technology, meet the automatic ejection system of engine compartment cover
In pressure tube sensor installation requirements, devise a kind of anti-collision structure of special construction, meanwhile, which also can
Put on the dynamics of pedestrian protecting.The utility model is simple in structure, and the R＆D cycle is short, and suitable for having engine compartment cover automatic
The protection to pedestrian can also be improved while on the vehicle of ejection system.
Utility model content
The technical problems to be solved in the utility model, which is anticollision girder construction in the prior art, can not be suitable for having starting
On the vehicle of the automatic ejection system of cabin cover and anticollision girder construction in the prior art is inadequate to pedestrian protecting dynamics asks
Topic.
In order to solve the above technical problems, the utility model discloses a kind of automotive front end pedestrian protecting collision prevention girders, it is described anti-
It includes pedestrian protecting face, mounting surface and stationary plane to hit beam, and the pedestrian protecting face is bonded with automobile front bumper skin, the peace
Dress face is bonded with automobile front beam, be arranged on the length direction of the mounting surface it is fluted, be provided on the stationary plane with
The card slot of the mounting bracket cooperation of automobile front beam, end set of the card slot close to the collision prevention girders.
Preferably, the collision prevention girders are made of EPP materials.
Preferably, the cross section of the groove is cylindrical structure.
Preferably, the depth of the groove is 10~30mm.
Further, the collision prevention girders include sequentially connected first energy-absorbing portion, the second energy-absorbing portion and third energy-absorbing portion, institute
It is arcuate structure to state the first energy-absorbing portion and third energy-absorbing portion, and second energy-absorbing portion is linear structure.
Preferably, the card slot is arranged in second energy-absorbing portion and third energy-absorbing portion and/or described first
The junction in energy-absorbing portion and second energy-absorbing portion.
Further, crushable structures are provided in second energy-absorbing portion, the crushable structures are close to the first energy-absorbing
Portion or the setting of the second energy-absorbing portion.
Further, the groove arc-shaped setting at the card slot.
Further, multiple first dashpots and more are additionally provided on the contact surface of the collision prevention girders and automobile front beam
A second dashpot, the multiple first dashpot and multiple second dashpots are separately positioned on the both sides up and down of the groove.
Further, it is provided with the first supporting block between each first dashpot, is provided between each second dashpot
Second supporting block is staggered between first buffer stopper and second buffer stopper.
Using above-mentioned technical proposal, collision prevention girders described in the utility model have the advantages that：
1) collision prevention girders described in the utility model, are arranged fluted on the face that it is contacted with automobile front beam, are used for
The pressure pipe of accommodating pressure sensor can be suitable for the vehicle with engine compartment cover ejection system, and ensure that pressure
Accuracy of the pressure sensor for signal acquisition when the stability of sensor and pedestrian collide with vehicle；
2) collision prevention girders described in the utility model, in the installation branch of at least one end of collision prevention girders setting and automobile front beam
The card slot of frame cooperation, in pedestrian and vehicle collision, by the way that the notch is arranged so that collision prevention girders can be in automobile front protecting danger
It falls off in the mounting bracket of thick stick, alleviates impact of the vehicle to pedestrian in knockout process.
3) groove is also configured as arcuate structure, made by collision prevention girders described in the utility model at the arcuate positions of card slot
It obtains the groove to open notch evacuation, avoids pressure pipe leakage in card slot, be further ensured that inner pressure sensor for letter
Number acquisition accuracy；
4) collision prevention girders described in the utility model can ensure also while engine compartment cover ejection system normal work
Enough protections improved to pedestrains safety.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of collision prevention girders described in embodiment 1；
Fig. 2 is the front view of Fig. 1；
In figure, the first energy-absorbings of 1- portion, the second energy-absorbings of 2- portion, 3- third energy-absorbings portion, 4- card slots, 5- grooves, the bufferings of 6- first
Slot, the second dashpots of 7-, the first supporting blocks of 8-, the second supporting blocks of 9-.
Specific implementation mode
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
" one embodiment " or " embodiment " referred to herein refers to that may be included at least one realization side of the utility model
A particular feature, structure, or characteristic in formula.In the description of the present invention, it should be understood that term "upper", "top",
"bottom", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description this
Utility model and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used
In description purpose, it is not understood to indicate or imply relative importance or implicitly indicates the number of indicated technical characteristic
Amount." first " is defined as a result, the feature of " second " can be expressed or what is implied includes one or more this feature.
Moreover, term " first ", " second " etc. are for distinguishing similar object, without being used to describe specific sequence or priority time
Sequence.It should be appreciated that the data used in this way can be interchanged in the appropriate case, so as to the implementation of the utility model described herein
Example can be with the sequence implementation other than those of illustrating or describe herein.
Embodiment 1：
To solve problems of the prior art, the utility model provides a kind of automotive front end pedestrian protecting anticollision
Beam, the collision prevention girders are applied on the vehicle with the automatic ejection system of engine compartment cover, it is known that with engine
On the vehicle of the automatic ejection system of hatchcover, when pedestrian collides with vehicle, passes through the pressure sensor senses external world and hit vehicle
Dynamics, then, pressure signal is sent to vehicle central processor ECU by pressure sensor.ECU is according to the letter of impacting object
It number carries out judging whether to execute bouncing for engine compartment cover, then, in such a system, to pressure pipe pressure sensor
It is to meet that there is engine compartment cover to bounce the pressure on vehicle automatically that installation site, which has higher requirement, the utility model,
The requirement of the installation site of the pressure pipe of sensor provides a kind of anticollision girder construction such as Fig. 1 and Fig. 2, preferably, institute
Collision prevention girders are stated to be made of EPP materials.Further, the collision prevention girders include pedestrian protecting face, mounting surface and stationary plane, described
Collision prevention girders include pedestrian protecting face, mounting surface and stationary plane, and the pedestrian protecting face is bonded with automobile front bumper skin, described
Mounting surface is bonded with automobile front beam, further, to adapt to the vehicle with engine compartment cover ejection system, the anticollision
Fluted 5 are arranged on the length direction of the mounting surface of beam, the mounting bracket with automobile front beam is provided on the stationary plane
The card slot 4 of cooperation, end set of the card slot 4 close to the collision prevention girders.For housing pressure tube sensor in the groove 5
Pressure pipe, the groove 5 run through the contact surface length direction, preferably, the cross section of the groove 5 be cylinder
Shape structure, in the present embodiment, the depth of the groove 5 is 10mm.It is understood that by the way that 5 structure of groove is arranged, make
The pressure pipe of pressure sensor can be housed by obtaining the collision prevention girders, can be suitable for having the automatic ejection system of engine compartment cover
Vehicle in, also, the mounting stability of pressure tube sensor can be improved in the groove 5 by pressure pipe is accommodating, ensure row
The accuracy that pressure signal acquires after people collides with vehicle.
Further, in this embodiment, preferably, being provided with and automobile front beam in one end of the collision prevention girders
Mounting bracket cooperation card slot 4, the collision prevention girders are fixed on by the automobile front beam by 4 structure of card slot
In mounting bracket.Specifically, the collision prevention girders include sequentially connected first energy-absorbing portion 1, the second energy-absorbing portion 2 and third energy-absorbing portion
3, preferably, first energy-absorbing portion 1 and third energy-absorbing portion 3 are arcuate structure, second energy-absorbing portion 2 is straight line
Type structure.Preferably, the card slot 4 is arranged in the junction in second energy-absorbing portion 2 and the third energy-absorbing 3.It needs
Illustrate, by the way that 4 structure of card slot is arranged, when colliding between pedestrian and vehicle, the collision prevention girders are in the card slot 4
It is broken at structure, the collision prevention girders fall off in the mounting bracket of the automobile front beam, alleviate vehicle pair in knockout process
The impact of pedestrian.
It further, refering to fig. 1 and Fig. 2, the groove 5 are set as arcuate structure at the place of opening up of the card slot 4, can
Effectively evacuation opens card slot 4, is exposed in notch when the pressure pipe of pressure tube sensor being avoided to pass through the card slot 4, further
Accuracy of the pressure sensor for signal acquisition in guarantee.
Further, the collision prevention girders include the first transverse slat, the second transverse slat and third transverse slat set gradually up and down, described
Groove 5 is arranged on second transverse slat, and multiple first dashpots are provided between first transverse slat and second transverse slat
6, it is provided with multiple second dashpots 7 between second transverse slat and the third transverse slat, passes through between each first dashpot 6
First supporting block 8 is spaced, and is spaced by the second supporting block 9 between each second dashpot 7, preferably, it is setting up and down
The first supporting block 8 and the second supporting block 9 of 5 both sides of the groove are staggered.It is understood that passing through the first buffering of setting
Slot 6 and the second dashpot 7 can further increase cushioning effect of collision prevention girders when by extraneous pressure, reduce to row
The impact of people.Further, first transverse slat, which raises up, raised line.
Further, refering to fig. 1 and Fig. 2, in the present embodiment, being provided in the second energy-absorbing portion 2 of the collision prevention girders can
Collapse structure, the crushable structures are arranged close to first energy-absorbing portion 1.Crushable structures in the present embodiment can be managed
Solution is that material fills fewer position, being embodied as in the present embodiment, close to described the on first transverse slat
To lower recess at one energy-absorbing portion 1, i.e., the thickness that the thickness of described first transverse slat here is less than rest part further leans on
Second dashpot 7 of the both sides of second supporting block 9 in nearly first energy-absorbing portion 1 runs through the width direction of the collision prevention girders.It can
With understanding, sets second energy-absorbing portion 2 to above structure at the position in first energy-absorbing portion 1 and form
One crushable structures, can when pedestrian collides with vehicle since the packing material at the crushable structures is fewer
It is broken with crumple here, further alleviates impact of the vehicle for pedestrian in knockout process.
It is understood that in the present embodiment, the pressure pipe of pressure tube sensor is housed by the way that 5 structure of groove is arranged
Wherein, 4 structure of card slot and crushable structures and are set simultaneously so that the collision prevention girders can be applied not only to engine compartment cover
The vehicle of ejection system, and ensure that pressure sensor pair when stability, pedestrian and the vehicle of pressure sensor collide
In signal acquisition accuracy and improve the protection of pedestrains safety.
It is understood that in the above-described embodiments, the card slot can also be arranged first energy-absorbing portion 1 with it is described
The junction in the second energy-absorbing portion 2, the crushable structures can also be arranged close to third energy-absorbing portion 3.
Embodiment 2：
Unlike embodiment, in the present embodiment, in the both ends of the collision prevention girders, that is, first energy-absorbing portion and institute
The junction in the second energy-absorbing portion is stated, second energy-absorbing portion and the junction in third energy-absorbing portion are both provided with card slot, pass through
Card slot replaces the crushable structures in embodiment.Further, the depth of the groove is 30mm in the present embodiment, is suitable for
The pressure tube sensor being relatively large in diameter.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of automotive front end pedestrian protecting collision prevention girders, which is characterized in that the collision prevention girders include pedestrian protecting face, mounting surface and
Stationary plane, the pedestrian protecting face are bonded with automobile front bumper skin, and the mounting surface is bonded with automobile front beam, described
It is arranged on the length direction of mounting surface fluted (5), is provided on the stationary plane and matches with the mounting bracket of automobile front beam
The card slot (4) of conjunction, end set of the card slot (4) close to the collision prevention girders.
2. collision prevention girders according to claim 1, which is characterized in that the collision prevention girders are made of EPP materials.
3. collision prevention girders according to claim 1, which is characterized in that the cross section of the groove (5) is cylindrical structure.
4. collision prevention girders according to claim 1 or 3, which is characterized in that the depth of the groove (5) is 10~30mm.
5. collision prevention girders according to claim 1 or 2, which is characterized in that the collision prevention girders include sequentially connected first suction
Energy portion (1), the second energy-absorbing portion (2) and third energy-absorbing portion (3), first energy-absorbing portion (1) and third energy-absorbing portion (3) are arc
Shape structure, second energy-absorbing portion (2) are linear structure.
6. collision prevention girders according to claim 5, which is characterized in that the card slot (4) is arranged in second energy-absorbing portion (2)
With third energy-absorbing portion (3) and/or the junction in first energy-absorbing portion (1) and second energy-absorbing portion (2).
7. collision prevention girders according to claim 6, which is characterized in that knot can be crushed by being provided in second energy-absorbing portion (2)
Structure, the crushable structures are arranged close to the first energy-absorbing portion (1) or the second energy-absorbing portion (2).
8. collision prevention girders according to claim 1, which is characterized in that the groove (5) is arc-shaped at the card slot (4) to be set
It sets.
9. collision prevention girders according to claim 5, which is characterized in that on the contact surface of the collision prevention girders and automobile front beam
It is additionally provided with multiple first dashpots (6) and multiple second dashpots (7), the multiple first dashpot (6) and multiple second
Dashpot (7) is separately positioned on the both sides up and down of the groove (5).
10. collision prevention girders according to claim 9, which is characterized in that pass through the first support between each first dashpot (6)
Block (8) is spaced, and is spaced by the second supporting block (9) between each second dashpot (7), first supporting block (8) with it is described
Second supporting block is staggered between (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820245243.5U CN207984793U (en) | 2018-02-11 | 2018-02-11 | A kind of automotive front end pedestrian protecting collision prevention girders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820245243.5U CN207984793U (en) | 2018-02-11 | 2018-02-11 | A kind of automotive front end pedestrian protecting collision prevention girders |
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| Publication Number | Publication Date |
|---|---|
| CN207984793U true CN207984793U (en) | 2018-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820245243.5U Active CN207984793U (en) | 2018-02-11 | 2018-02-11 | A kind of automotive front end pedestrian protecting collision prevention girders |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2018
- 2018-02-11 CN CN201820245243.5U patent/CN207984793U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220401 Address after: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: Zhejiang liankong Technology Co., Ltd Address before: 818 Binhai 2nd Road, Hangzhou Bay New District, Ningbo, Zhejiang 315000 Patentee before: NINGBO GEELY AUTOMOBILE RESEARCH AND DEVELOPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |