CN207920334U - The active pedestrian protecting hinge and limit endergonic structure of vehicles hood - Google Patents
The active pedestrian protecting hinge and limit endergonic structure of vehicles hood Download PDFInfo
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- CN207920334U CN207920334U CN201820083272.6U CN201820083272U CN207920334U CN 207920334 U CN207920334 U CN 207920334U CN 201820083272 U CN201820083272 U CN 201820083272U CN 207920334 U CN207920334 U CN 207920334U
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- pedestrian protecting
- active pedestrian
- hinge
- limit
- protecting hinge
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Abstract
The utility model proposes a kind of active pedestrian protecting hinge of vehicles hood and limit endergonic structure, limit endergonic structure includes：The active pedestrian protecting hinge that on piece is arranged under active pedestrian protecting hinge limits energy-absorbing flange, and limits the active pedestrian protecting hinge being arranged between energy-absorbing flange and the matrix of the active pedestrian protecting hinge bottom sheet in the active pedestrian protecting hinge and limit energy-absorbing notch.The utility model solves zipper in the prior art and is susceptible to disconnection failure since moment momentum is excessive when being tensed during protecgulum bounces; it can not normally be bounced so as to cause protecgulum; the technical issues of requirement of pedestrian protecting regulation cannot be met, also solves by reinforcing the technical issues of cost that the scheme of zipper and rivet is brought significantly rises.
Description
Technical field
The utility model is related to a kind of active pedestrian protecting hinges of vehicles hood and limit endergonic structure.
Background technology
Active pedestrian protection system is basic pedestrian protecting technology, the protecgulum bounce amount root of active pedestrian protection system
It is determined according to the energy-absorbing space that head touches, as shown in Figure 1, limiting control by the zipper on hinge.Limit zipper 1 usually passes through rivet
2 be connected to before cover hinge upper piece between 3, bottom sheet 4, when protecgulum is normally-open and closes, zipper is bounced at free state, protecgulum
Shi Lasuo is at tension.Protecgulum bounces process and is completed within 10 milliseconds, the gunpowder explosion during bouncing inside trigger
So that protecgulum is flicked, the moment pulling force of zipper is reached on 5,000 Ns, zipper during protecgulum bounces when tensing due to moment momentum
It is excessive to be susceptible to disconnection failure, it can not normally be bounced so as to cause protecgulum, the requirement of pedestrian protecting regulation cannot be met, and add
The significantly rising of cost can be brought again by haling the way of lock and rivet.
Utility model content
Based on problem above, the utility model proposes a kind of active pedestrian protecting hinges of vehicles hood and limit energy-absorbing knot
Structure solves zipper in the prior art and is susceptible to disconnection mistake since moment momentum is excessive when being tensed during protecgulum bounces
Effect, the technical issues of can not normally being bounced so as to cause protecgulum, cannot meet the requirement of pedestrian protecting regulation, also solves and passes through
The technical issues of cost that the scheme of reinforcement zipper and rivet is brought significantly rises.
The utility model proposes a kind of limit endergonic structures of the active pedestrian protecting hinge of vehicles hood, including：
The active pedestrian protecting hinge that on piece is arranged under active pedestrian protecting hinge limits energy-absorbing flange, and described
Active pedestrian protecting hinge limits the active row being arranged between energy-absorbing flange and the matrix of the active pedestrian protecting hinge bottom sheet
People protects hinge to limit energy-absorbing notch；
When the vehicles hood bounces, the limit zipper of the active pedestrian protecting hinge is become to tense by free state
State, the active pedestrian protecting hinge limit energy-absorbing flange bending deformation is to prevent the limit of the active pedestrian protecting hinge
Zipper and zipper rivet are broken because stress is excessive.
In addition, the active pedestrian protecting hinge limit energy-absorbing notch is arc-shaped.
The utility model proposes a kind of active pedestrian protecting hinges of vehicles hood, including：
Active pedestrian protecting hinge upper piece and active pedestrian protecting hinge bottom sheet, in the active pedestrian protecting hinge upper piece
On be provided with zipper rivet, on piece is provided with the limit energy-absorbing of active pedestrian protecting hinge under the active pedestrian protecting hinge
One end of structure, the limit zipper of the active pedestrian protecting hinge connects the active pedestrian protecting hinge upper piece, the master
The other end of the limit zipper of dynamic pedestrian protecting hinge connects active pedestrian protecting hinge bottom sheet.
In addition, the limit endergonic structure includes：The active pedestrian protecting that on piece is arranged under active pedestrian protecting hinge
Hinge limits energy-absorbing flange, and in active pedestrian protecting hinge limit energy-absorbing flange and the active pedestrian protecting hinge
The active pedestrian protecting hinge limit energy-absorbing notch being arranged between the matrix of bottom sheet；
When the vehicles hood bounces, the limit zipper of the active pedestrian protecting hinge is become to tense by free state
State, the active pedestrian protecting hinge limit energy-absorbing flange bending deformation is to prevent the limit of the active pedestrian protecting hinge
Zipper and zipper rivet are broken because stress is excessive.
In addition, the active pedestrian protecting hinge limit energy-absorbing notch is arc-shaped.
In addition, the limit zipper of the active pedestrian protecting hinge is fiber drag-line.
In addition, the active pedestrian protecting hinge of the vehicles hood is mounted on the front end of the vehicles hood.
By using above-mentioned technical proposal, have the advantages that：
The utility model solve in the prior art zipper protecgulum bounce during tense when since moment momentum is excessive
It is susceptible to disconnection failure, can not normally be bounced so as to cause protecgulum, the technology that cannot meet the requirement of pedestrian protecting regulation is asked
Topic is also solved by reinforcing the technical issues of cost that the scheme of zipper and rivet is brought significantly rises, and the present embodiment was both
The limit zipper and zipper rivet for preventing active pedestrian protecting hinge are broken because stress is excessive, in turn ensure vehicles hood
Bounce amount.
Description of the drawings
Fig. 1 is the structural schematic diagram of the active pedestrian protecting hinge of vehicles hood in the prior art；
Fig. 2 is the limit energy-absorbing knot of the active pedestrian protecting hinge for the vehicles hood that the utility model one embodiment provides
The structural schematic diagram of structure；
Fig. 3 is the schematic diagram for the active pedestrian protecting hinge installation that the utility model one embodiment provides；
Fig. 4 is the unlatching schematic diagram for the active pedestrian protecting hinge that the utility model one embodiment provides；
Fig. 5 is that the active pedestrian protecting hinge that the utility model one embodiment provides bounces schematic diagram.
Specific implementation mode
The utility model is further described in detail below in conjunction with specific embodiment and attached drawing.It is only intended in detail
The thin specific embodiment for illustrating the utility model, does not generate any restrictions, the protection of the utility model to the utility model
Range is subject to claims.
With reference to Fig. 2, the utility model proposes a kind of limit endergonic structure of the active pedestrian protecting hinge of vehicles hood,
It is characterized in that, including：
The active pedestrian protecting hinge limit energy-absorbing flange 22, Yi Ji being arranged in active pedestrian protecting hinge bottom sheet 21
The active row being arranged between active pedestrian protecting hinge limit energy-absorbing flange 22 and the matrix of active pedestrian protecting hinge bottom sheet 21
People protects hinge limit energy-absorbing notch 23；
When vehicles hood bounces, the limit zipper 24 of active pedestrian protecting hinge becomes tension by free state,
The 22 bending deformation of active pedestrian protecting hinge limit energy-absorbing flange is to prevent the limit zipper 24 of active pedestrian protecting hinge and draw
Lock rivet 25 is broken because stress is excessive.
The zipper position restrainer of the present embodiment active pedestrian protecting hinge suitable for trigger formula active pedestrian protection system
Structure.
Cover hinge major function is before active pedestrian protecting：
1. providing the connection of protecgulum and body structure.
2. providing protecgulum enough support strength and rigidity.
3. providing support and rotational structure that protecgulum opens and closes process.
4. providing the support and rotational structure that cover back-end before active pedestrian protecting bounces.
5. controlling protecgulum direction to ensure to coordinate with surrounding components.
In the present embodiment after vehicle collision pedestrian, when vehicles hood bounces, the limit of active pedestrian protecting hinge at this time
Zipper 24 becomes tension by free state, and at the same time, active pedestrian protecting hinge limits the vertically side of energy-absorbing flange 22
It deforms to bending and is broken with the limit zipper 24 and zipper rivet 25 that prevent active pedestrian protecting hinge because stress is excessive.
The limit endergonic structure of active pedestrian protecting hinge bounces end and active pedestrian protecting hinge in vehicles hood
When limiting the effect of zipper 24, the pulling force that the limit zipper 24 by deforming energy-absorbing buffering active pedestrian protecting hinge is subject to ensures
The bounce amount of vehicles hood.
The present embodiment solve in the prior art zipper protecgulum bounce during tense when due to the excessive appearance of moment momentum
Easily occur disconnecting failure, the technical issues of can not normally being bounced so as to cause protecgulum, the requirement of pedestrian protecting regulation cannot be met,
Also it solves by reinforcing the technical issues of cost that the scheme of zipper and rivet is brought significantly rises, the present embodiment both prevented
The limit zipper 24 and zipper rivet 25 of active pedestrian protecting hinge are broken because stress is excessive, in turn ensure vehicles hood
Bounce amount.
In one of which embodiment, it is arc-shaped that active pedestrian protecting hinge, which limits energy-absorbing notch 23,.By making it
Shape is arc-shaped, and active pedestrian protecting hinge limit energy-absorbing flange 22 is made to have enough deformations when bending deforms along the vertical direction
Space.
With reference to Fig. 2, the utility model also proposes a kind of active pedestrian protecting hinge of vehicles hood, including：
Active pedestrian protecting hinge upper piece 26 and active pedestrian protecting hinge bottom sheet 21, in active pedestrian protecting hinge upper piece
Zipper rivet 25 is provided on 26, the limit that active pedestrian protecting hinge is provided in active pedestrian protecting hinge bottom sheet 21 is inhaled
Energy structure, one end connection active pedestrian protecting hinge upper piece 26 of the limit zipper 24 of active pedestrian protecting hinge, active pedestrian
Protect the other end connection active pedestrian protecting hinge bottom sheet 21 of the limit zipper 24 of hinge.
In one of which embodiment, limit endergonic structure includes：It is arranged in active pedestrian protecting hinge bottom sheet 21
Active pedestrian protecting hinge limit energy-absorbing flange 22, and in active pedestrian protecting hinge limit energy-absorbing flange 22 and actively row
The active pedestrian protecting hinge limit energy-absorbing notch 23 being arranged between the matrix of people's protection hinge bottom sheet 21；
When vehicles hood bounces, the limit zipper 24 of active pedestrian protecting hinge becomes tension by free state,
The 22 bending deformation of active pedestrian protecting hinge limit energy-absorbing flange is to prevent the limit zipper 24 of active pedestrian protecting hinge and draw
Lock rivet 25 is broken because stress is excessive.
In one of which embodiment, it is arc-shaped that active pedestrian protecting hinge, which limits energy-absorbing notch 23,.By making it
Shape is arc-shaped, and active pedestrian protecting hinge limit energy-absorbing flange 22 is made to have enough deformations when bending deforms along the vertical direction
Space.
In one of which embodiment, the limit zipper 24 of active pedestrian protecting hinge is glass fibre drag-line.Using
Limit zipper 24 of the glass fibre drag-line as active pedestrian protecting hinge, keeps its more robust.
With reference to Fig. 3, in one of which embodiment, the active pedestrian protecting hinge 32 of vehicles hood 31 is mounted on vehicle
The front end of protecgulum 31.When vehicles hood bounces, the limit zipper 24 of active pedestrian protecting hinge is become to tense by free state
State, active pedestrian protecting hinge limit the 22 bending deformation of energy-absorbing flange to prevent the limit zipper 24 of active pedestrian protecting hinge
It is broken with zipper rivet 25 because stress is excessive.Fig. 4 and Fig. 5 is unlatching schematic diagram and the active pedestrian of active pedestrian protecting hinge
Protection hinge bounces schematic diagram.
Above-described is only the principles of the present invention and preferred embodiment.It should be pointed out that for the general of this field
For logical technical staff, on the basis of the utility model principle, several other modifications can also be made, this practicality is also should be regarded as
Novel protection domain.
Claims (7)
1. a kind of limit endergonic structure of the active pedestrian protecting hinge of vehicles hood, which is characterized in that including：
The active pedestrian protecting hinge that on piece is arranged under active pedestrian protecting hinge limits energy-absorbing flange, and in the active
Pedestrian protecting hinge limits the active pedestrian being arranged between energy-absorbing flange and the matrix of the active pedestrian protecting hinge bottom sheet and protects
It protects hinge and limits energy-absorbing notch；
When the vehicles hood bounces, the limit zipper of the active pedestrian protecting hinge becomes tension-like by free state
State, the active pedestrian protecting hinge limit energy-absorbing flange bending deformation is to prevent the limit of the active pedestrian protecting hinge from drawing
Lock and zipper rivet are broken because stress is excessive.
2. the limit endergonic structure of the active pedestrian protecting hinge of vehicles hood according to claim 1, which is characterized in that
The active pedestrian protecting hinge limit energy-absorbing notch is arc-shaped.
3. a kind of active pedestrian protecting hinge of vehicles hood, which is characterized in that including：
Active pedestrian protecting hinge upper piece and active pedestrian protecting hinge bottom sheet, on piece is set on the active pedestrian protecting hinge
It is equipped with zipper rivet, on piece is provided with the limit energy-absorbing knot of active pedestrian protecting hinge under the active pedestrian protecting hinge
One end of structure, the limit zipper of the active pedestrian protecting hinge connects the active pedestrian protecting hinge upper piece, the active
The other end of the limit zipper of pedestrian protecting hinge connects active pedestrian protecting hinge bottom sheet.
4. the active pedestrian protecting hinge of vehicles hood according to claim 3, which is characterized in that
The limit endergonic structure includes：The active pedestrian protecting hinge limit that on piece is arranged under active pedestrian protecting hinge is inhaled
Energy flange, and limit the matrix of energy-absorbing flange and the active pedestrian protecting hinge bottom sheet in the active pedestrian protecting hinge
Between be arranged active pedestrian protecting hinge limit energy-absorbing notch；
When the vehicles hood bounces, the limit zipper of the active pedestrian protecting hinge becomes tension-like by free state
State, the active pedestrian protecting hinge limit energy-absorbing flange bending deformation is to prevent the limit of the active pedestrian protecting hinge from drawing
Lock and zipper rivet are broken because stress is excessive.
5. the active pedestrian protecting hinge of vehicles hood according to claim 4, which is characterized in that
The active pedestrian protecting hinge limit energy-absorbing notch is arc-shaped.
6. the active pedestrian protecting hinge of vehicles hood according to claim 3, which is characterized in that
The limit zipper of the active pedestrian protecting hinge is fiber drag-line.
7. according to the active pedestrian protecting hinge of claim 3 to 6 any one of them vehicles hood, which is characterized in that
The active pedestrian protecting hinge of the vehicles hood is mounted on the front end of the vehicles hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820083272.6U CN207920334U (en) | 2018-01-18 | 2018-01-18 | The active pedestrian protecting hinge and limit endergonic structure of vehicles hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820083272.6U CN207920334U (en) | 2018-01-18 | 2018-01-18 | The active pedestrian protecting hinge and limit endergonic structure of vehicles hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207920334U true CN207920334U (en) | 2018-09-28 |
Family
ID=63604475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820083272.6U Active CN207920334U (en) | 2018-01-18 | 2018-01-18 | The active pedestrian protecting hinge and limit endergonic structure of vehicles hood |
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| CN (1) | CN207920334U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630125A (en) * | 2019-09-27 | 2019-12-31 | 上汽通用汽车有限公司 | Active pedestrian protection front cover hinge system |
| CN111827820A (en) * | 2019-04-17 | 2020-10-27 | 上汽通用汽车有限公司 | Single-shaft hinge assembly for front cover of vehicle |
-
2018
- 2018-01-18 CN CN201820083272.6U patent/CN207920334U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827820A (en) * | 2019-04-17 | 2020-10-27 | 上汽通用汽车有限公司 | Single-shaft hinge assembly for front cover of vehicle |
| CN110630125A (en) * | 2019-09-27 | 2019-12-31 | 上汽通用汽车有限公司 | Active pedestrian protection front cover hinge system |
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