CN208053289U - A kind of hinge arrangement for fascia air bag frame - Google Patents
A kind of hinge arrangement for fascia air bag frame Download PDFInfo
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- CN208053289U CN208053289U CN201721853713.8U CN201721853713U CN208053289U CN 208053289 U CN208053289 U CN 208053289U CN 201721853713 U CN201721853713 U CN 201721853713U CN 208053289 U CN208053289 U CN 208053289U
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- air bag
- segmental arc
- circle segmental
- transition circle
- frame
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Abstract
A kind of hinge arrangement for fascia air bag frame is disclosed in the utility model, air bag cover plate is provided in air bag frame, the air bag cover plate is at least being connected between side and air bag frame by hinge arrangement, the hinge arrangement includes the frame interconnecting piece being connect with air bag frame and the cover board interconnecting piece being connect with cover board, the frame interconnecting piece is towards the convex arc section structure of air bag outer frame, cover board interconnecting piece is the arc section structure towards air bag frame indent, the frame interconnecting piece includes transition circle segmental arc one and transition circle segmental arc two, cover board interconnecting piece includes transition circle segmental arc three and transition circle segmental arc four, the transition circle segmental arc one, transition circle segmental arc two, transition circle segmental arc three and transition circle segmental arc four are in turn connected to form S-shaped cross section structure.Hinge arrangement intensity is high, and in the case where high temperature dot is quick-fried and low temperature point is quick-fried, hinge can normally be overturn, and is suitable for that U-shaped is unilateral or the bilateral air bag mount structure of H-shaped, has preferable safety and universal performance.
Description
Technical field
The utility model is related to technical field of automobile parts, more particularly to a kind of hinge for fascia air bag frame
Chain structure.
Background technology
Fascia module assembly part composition is complicated, and used moulding process is also a variety of according to vehicle positioning height
Various, wherein panel assembly reduction technique is one of the key process technology in instrument panel structure design.Currently, automobile instrument
Air bag is usually configured in plate assembly to protect passenger safety, to ensure that the work well of air bag must then take reduction
Technique, common reduction technique have cryoprobe, hot knife, milling cutter and laser weakening technique.When air bag explosion, soft modeling instrument is needed
The foaming layer of plate is flipped outward together with air bag cover plate by hinge, so that air bag can smoothly be gone out, protection copilot multiplies
Visitor.But if fascia airbag structure design it is unreasonable, in air bag explosion air bag cover plate often be difficult overturning, be easy from
Hinge fraction fractures, and foaming layer is caused to be detached to fly out from instrument board and hurt sb.'s feelings；And in existing design often hinge thickness than
Air bag cover plate thickness wants small, in air bag explosion, is often broken at hinge, it is safe to use to cannot be satisfied air bag
The requirement of property.
Utility model content
Utility model aims to solve the above-mentioned technical problems in the prior art, provide a kind of for automobile
The hinge arrangement of instrument panel air bag frame can solve the problems, such as to be easy to be broken in hinge in air bag explosion.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
A kind of hinge arrangement for fascia air bag frame is provided with air bag cover plate, the airbag cover in air bag frame
Plate is at least being connected between side and air bag frame by hinge arrangement, and the hinge arrangement includes the frame connection being connect with air bag frame
Portion and the cover board interconnecting piece being connect with cover board, the frame interconnecting piece are towards the convex arc section structure of air bag outer frame, cover board connection
Portion is the arc section structure towards air bag frame indent, and the frame interconnecting piece includes transition circle segmental arc one and transition circle segmental arc two, lid
Plate interconnecting piece includes transition circle segmental arc three and transition circle segmental arc four, the transition circle segmental arc one, transition circle segmental arc two, transition arc
Section three and transition circle segmental arc four are in turn connected to form S-shaped cross section structure.
In above-mentioned technical proposal, further, a diameter of 3.0-4.0mm of overturning of the transition circle segmental arc one, transition circle
The a diameter of 1.5-2.0mm of overturning of segmental arc two, a diameter of 4.0-4.5mm of overturning of transition circle segmental arc three, transition circle segmental arc four
Overturn a diameter of 2.0-2.5mm.
In above-mentioned technical proposal, further, the transition circle segmental arc one and two junction of transition circle segmental arc and air bag frame
Vertical range between inner wall is 2.5-2.8mm；Transition circle segmental arc three and four junction of transition circle segmental arc and air bag frame inner wall it
Between vertical range be 9.0-9.5mm.
In above-mentioned technical proposal, further, the frame interconnecting piece is greater than airbag cover plate thickness with cover board interconnecting piece thickness
Degree.
In above-mentioned technical proposal, further, the frame interconnecting piece is 3.0-3.5mm with cover board interconnecting piece thickness, described
Air bag cover plate thickness is 2.5-3.0mm.
In above-mentioned technical proposal, further, multiple tie points are provided between the air bag cover plate both sides and air bag frame,
The connection dot thickness is 0.3-0.5mm.
In above-mentioned technical proposal, further, the tear line on the air bag cover plate takes the shape of the letter U or H-shaped.
Advantageous effect possessed by the utility model：
1) hinge arrangement intensity is high, and in the case where high temperature dot is quick-fried and low temperature point is quick-fried, hinge can normally be overturn, and be suitable for
U-shaped is unilateral or the bilateral air bag mount structure of H-shaped, has preferable safety and universal performance；
2) by the optimization to hinge arrangement, distribution of force situation of the hinge when explosion is overturn is improved, is avoided
The problem of hinge fractures in switching process, and the requirement to air bag frame material and material property is reduced, reduce air bag
The production cost of frame.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 be in Fig. 1 A-A to schematic cross-section.
Fig. 3 is partial schematic diagram at I in Fig. 2.
In figure：1, air bag frame, 2, air bag cover plate, 3, hinge arrangement, 301, frame interconnecting piece, 311, transition circle segmental arc one,
312, transition circle segmental arc two, 302, cover board interconnecting piece, 321, transition circle segmental arc three, 322, transition circle segmental arc four, 4, tie point.
The overturning diameter of R1, transition circle segmental arc one, R2, transition circle segmental arc two overturning diameter, R3, transition circle segmental arc three
Overturn diameter, R4, transition circle segmental arc four overturning diameter；
Vertical range between L1, transition circle segmental arc one and two junction of transition circle segmental arc and air bag frame inner wall, L2, mistake
Cross the vertical range between arc section three and four junction of transition circle segmental arc and air bag frame inner wall.
Specific implementation mode
The utility model is further described in the following with reference to the drawings and specific embodiments.
As shown in Figures 1 to 3, it is used for the hinge arrangement of fascia air bag frame in the present embodiment, is arranged in air bag frame 1
There is air bag cover plate 2, air bag cover plate 2 to be connected by hinge arrangement 3 between at least side and air bag frame 1, hinge arrangement 3 include with
The frame interconnecting piece 301 that air bag frame 1 connects and the cover board interconnecting piece 302 being connect with cover board, frame interconnecting piece 301 are convex towards air bag outer frame
Arc section structure, cover board interconnecting piece 302 be towards air bag frame indent arc section structure.
Such as Fig. 3, frame interconnecting piece 301 includes transition circle segmental arc 1 and transition circle segmental arc 2 312, and cover board interconnecting piece 302 wraps
Include transition circle segmental arc 3 321 and transition circle segmental arc 4 322, transition circle segmental arc 1, transition circle segmental arc 2 312, transition circle segmental arc
3 321 and transition circle segmental arc 4 322 be in turn connected to form S-shaped cross section structure.
Preferably, the overturning diameter R1 of transition circle segmental arc one is 3.8mm, and the overturning diameter R2 of transition circle segmental arc two is
The overturning diameter R3 of 1.8mm, transition circle segmental arc three are 4.25mm, and the overturning diameter R4 of transition circle segmental arc four is 2.25mm.
Preferably, the vertical range L1 between transition circle segmental arc one and two junction of transition circle segmental arc and air bag frame inner wall is
2.8mm；Vertical range L2 between transition circle segmental arc three and four junction of transition circle segmental arc and air bag frame inner wall is 9.3mm.
In the present embodiment, frame interconnecting piece is greater than air bag cover plate thickness, the i.e. thickness of hinge arrangement with cover board interconnecting piece thickness
Degree is greater than air bag cover plate thickness.Preferably, frame interconnecting piece and cover board interconnecting piece thickness are 3.5mm, and air bag cover plate thickness is
3.0mm。
In the present embodiment, it is respectively set between 2 both sides of air bag cover plate and air bag frame 1 there are two tie point, each tie point is thick
Degree is preferably 0.5mm.
Hinge arrangement intensity in the present embodiment is high, and in the case where high temperature dot is quick-fried and low temperature point is quick-fried, hinge can be normal
Overturning, is suitable for that U-shaped is unilateral or the bilateral air bag mount structure of H-shaped, has preferable safety and universal performance.
By the optimization to hinge arrangement, distribution of force situation of the hinge when explosion is overturn is improved, avoids and is turning over
The problem of hinge fractures during turning, and the requirement to air bag frame material and material property is reduced, reduce air bag frame
Production cost.
The description and the appended drawings of the utility model are considered illustrative and not restrictive, on the utility model basis
On, for those skilled in the art according to disclosed technology contents, not needing performing creative labour can be to some of technology
Feature makes some and replaces and deform, within the protection scope of the present utility model.
Claims (7)
1. a kind of hinge arrangement for fascia air bag frame, it is characterised in that：Air bag cover plate is provided in air bag frame, institute
It states air bag cover plate at least connecting by hinge arrangement between side and air bag frame, the hinge arrangement includes connecting with air bag frame
Frame interconnecting piece and the cover board interconnecting piece that is connect with cover board, the frame interconnecting piece be towards the convex arc section structure of air bag outer frame,
Cover board interconnecting piece is the arc section structure towards air bag frame indent, and the frame interconnecting piece includes transition circle segmental arc one and transition arc
Section two, cover board interconnecting piece include transition circle segmental arc three and transition circle segmental arc four, the transition circle segmental arc one, transition circle segmental arc two,
Transition circle segmental arc three and transition circle segmental arc four are in turn connected to form S-shaped cross section structure.
2. being used for the hinge arrangement of fascia air bag frame according to claim 1, it is characterised in that：The transition arc
The a diameter of 3.0-4.0mm of overturning of section one, a diameter of 1.5-2.0mm of overturning of transition circle segmental arc two, transition circle segmental arc three are turned over
Turn a diameter of 4.0-4.5mm, a diameter of 2.0-2.5mm of overturning of transition circle segmental arc four.
3. being used for the hinge arrangement of fascia air bag frame according to claim 1, it is characterised in that：The transition arc
Vertical range between two junction of Duan Yiyu transition circle segmental arcs and air bag frame inner wall is 2.5-2.8mm；Transition circle segmental arc three with
Vertical range between four junction of transition circle segmental arc and air bag frame inner wall is 9.0-9.5mm.
4. being used for the hinge arrangement of fascia air bag frame according to claim 1, it is characterised in that：The frame interconnecting piece
It is greater than air bag cover plate thickness with cover board interconnecting piece thickness.
5. being used for the hinge arrangement of fascia air bag frame according to claim 4, it is characterised in that：The frame interconnecting piece
It is 3.0-3.5mm with cover board interconnecting piece thickness, the air bag cover plate thickness is 2.5-3.0mm.
6. being used for the hinge arrangement of fascia air bag frame according to claim 1, it is characterised in that：The air bag cover plate
Multiple tie points are provided between both sides and air bag frame, the connection dot thickness is 0.3-0.5mm.
7. according to the hinge arrangement for being used for fascia air bag frame described in any one of claim 1 to 6, it is characterised in that：
Tear line on the air bag cover plate takes the shape of the letter U or H-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721853713.8U CN208053289U (en) | 2017-12-26 | 2017-12-26 | A kind of hinge arrangement for fascia air bag frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721853713.8U CN208053289U (en) | 2017-12-26 | 2017-12-26 | A kind of hinge arrangement for fascia air bag frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208053289U true CN208053289U (en) | 2018-11-06 |
Family
ID=63997202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721853713.8U Active CN208053289U (en) | 2017-12-26 | 2017-12-26 | A kind of hinge arrangement for fascia air bag frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208053289U (en) |
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2017
- 2017-12-26 CN CN201721853713.8U patent/CN208053289U/en active Active
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