CN113844404B - A post air curtain buckle base and A post air curtain buckle connection structure - Google Patents
A post air curtain buckle base and A post air curtain buckle connection structure Download PDFInfo
- Publication number
- CN113844404B CN113844404B CN202111117376.7A CN202111117376A CN113844404B CN 113844404 B CN113844404 B CN 113844404B CN 202111117376 A CN202111117376 A CN 202111117376A CN 113844404 B CN113844404 B CN 113844404B
- Authority
- CN
- China
- Prior art keywords
- air curtain
- buckle
- base
- connecting piece
- installation
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/213—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle roof frames or pillars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention relates to an A-column air curtain buckle base and an A-column air curtain buckle connecting structure, which comprise a base body arranged on a vehicle body, wherein the base body comprises a first mounting part, a second mounting part and a third mounting part which are sequentially connected along the vehicle body from top to bottom; be formed at buckle connecting piece on the pedestal, buckle connecting piece is located the second installation department, this application adopt the connected mode of three kinds of different modes, rationally avoid pencil and structural constraint, strengthened the drawing force that A post gas curtain buckle base can bear greatly, eliminated the base fracture risk among the prior art.
Description
Technical Field
The invention relates to the technical field of automobile safety structure manufacturing, in particular to an A column air curtain buckle base and an A column air curtain buckle connecting structure.
Background
In order to meet the requirements of C-NCAP side collision, three assessment requirements of coverage area, expansion performance and dynamic protection are specified. For collision of a front windshield pillar inner guard plate (hereinafter referred to as an a pillar upper guard plate), an a pillar air curtain is required to be arranged on a part of the a pillar upper guard plate, and after collision, the a pillar air curtain is exploded.
In the current automobile production, the A column air curtain generally adopts the following installation mode, firstly, an air curtain base is arranged on the inner side of the A column outer protective plate, the A column air curtain is installed on an A column air curtain buckle, during installation, the A column air curtain buckle is clamped on the air curtain base to realize the installation of the A column air curtain, as shown in figure 1, because of the space limitation and the structural arrangement of a wiring harness, the conventional air curtain base generally comprises two relatively-arranged support sheets 1 with thinner thickness, one end of each support sheet 1 is welded with the A column outer protective plate 2, the other end of each support sheet is connected with the A column air curtain buckle 3, but due to the requirement of the appearance of an automobile, the thickness of a material for connecting the support sheets 1 and the A column outer protective plate 2 cannot exceed 1mm, the strength is weaker, the support sheets are easy to break under the limit working condition, the A column air curtain cannot be smoothly burst, and the safety of personnel cannot be effectively guaranteed in the automobile.
Disclosure of Invention
Based on the expression, the invention provides an A-column air curtain buckle base, and aims to solve the technical problem that in the prior art, the air curtain base is poor in structural strength and has safety risks.
The technical scheme for solving the technical problems is as follows: a column A air curtain buckle base comprises a base body arranged on a vehicle body, wherein the base body comprises a first installation part, a second installation part and a third installation part which are sequentially connected from top to bottom along the vehicle body, the first installation part is connected with the vehicle body through rivet welding, the second installation part is connected with the vehicle body through a fastener, and the third installation part is in puncture welding with the vehicle body;
and the buckle connecting piece is formed on the base body and is positioned on the second mounting part.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
under the prerequisite that space and mould are limited, the boss post is predetermine relatively first installation department and second installation department on the automobile body, wherein the first installation department in top area adopts the rivet welding to connect owing to consider that the pencil interferes, the area sinks and can effectively dodge the pencil after the rivet welding is connected, the second installation department adopts the fastener fastening, as the biggest atress area, the third installation department is because the automobile body structure restriction, can not adopt the boss post structure, use the puncture to weld the problem of solving the structural arrangement, this application adopts the connection structure of three kinds of different modes, rationally avoid pencil and structural constraint, the pulling force that A post gas curtain buckle base can bear has been strengthened greatly, base fracture risk among the prior art has been eliminated.
On the basis of the technical scheme, the invention can be further improved as follows.
Furthermore, the first installation part is riveted and welded at two positions which are respectively positioned at the positions of the first installation part close to the two ends.
Furthermore, the second installation part adopts the position that the fastener is connected to be two, and is located respectively the second installation part is close to the position at both ends.
Further, the fastener is a screw.
Furthermore, the buckle connecting piece is located two between the fastener connection position, the buckle connecting piece includes two lateral walls and a roof, two the bottom of lateral wall is connected to the second installation department, the roof is connected in two between the top of lateral wall, a side that the roof corresponds one of them fastener connection position has seted up the installation notch to the direction of another fastener connection position, the width of installation notch is followed the opening and is followed its depth direction and dwindled gradually.
Furthermore, the number of the parts of the third installation part for puncture welding is two, and the parts are respectively positioned at the positions of the third installation part close to the two ends.
Furthermore, the seat body and the buckle connector are of reinforced polypropylene resin structures added with glass fibers.
Further, the proportion of the glass fiber added in the reinforced polypropylene resin structure is 30%.
The application still provides a A post gas curtain buckle connection structure, it includes the gas curtain buckle and as above arbitrary A post gas curtain buckle base, the gas curtain buckle is including detaining body, gas curtain connecting piece and installed part, the installed part with the gas curtain connecting piece is located respectively detain the both sides of body, the installed part be used for with buckle connecting piece cooperation installation.
This A post air curtain buckle connection structure connects simply, and the simple installation, and can satisfy the air curtain point and explode experimental acceptance requirement, solved among the prior art base fracture risk and lead to the air curtain buckle to drop, the air curtain can not explode the technical problem who opens smoothly.
Drawings
FIG. 1 is a schematic view of a connection structure of an A-pillar air curtain buckle in the prior art;
fig. 2 is a schematic structural view of an a-pillar air curtain buckle base according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a vehicle body according to an embodiment of the present application;
FIG. 4 is a schematic view of the assembled state structure of FIG. 2;
fig. 5 is a schematic structural view of an a-pillar air curtain buckle connection structure provided in the second embodiment of the present application;
fig. 6 is a schematic structural view of the column a air curtain buckle in fig. 5.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements. The "connection" in the following embodiments is to be understood as "electrical connection", "communication connection", and the like if the connected circuits, modules, units, and the like have transmission of electrical signals or data therebetween.
As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.
Example one
As shown in fig. 2 to 4, the present application provides an a-pillar air curtain buckle base 100, which includes a base 10 mounted on a vehicle body and a buckle connector 20 formed on the base 10,
wherein, pedestal 10 includes along the automobile body from last first installation department 11, second installation department 12 and the third installation department 13 that connects gradually down, and in this embodiment, first installation department 11, second installation department 12 and third installation department 13 are similar to the rectangle structural area, three integrated into one piece.
Specifically, the first mounting portion 11 and the vehicle body 30 are connected by rivet welding, the second mounting portion 12 and the vehicle body 30 are connected by fasteners, and the third mounting portion 13 and the vehicle body 30 are welded by piercing.
In order to guarantee connection stability, prevent that pedestal 10 from taking place rotatoryly, the position of 11 rivet weldings of first installation department is two, and is located respectively first installation department 11 is close to the position at both ends, wherein, during the assembly, it has two first boss posts 31 to correspond the position prefabrication of first installation department 11 at automobile body 30, because the top position of A post gas curtain installation generally is used for walking the line, so the last region that first installation department 11 corresponds is if occupation space is too big, can take place to interfere with the pencil, because adopt the connected mode of rivet welding, the rivet welding back interferes regional sinking, rationally dodge the pencil, 3 mm's safety clearance has been guaranteed.
Similarly, the number of the parts of the second installation part 12 connected by the fastening member is two, and the two parts are respectively located at the positions of the second installation part 12 close to the two ends; during assembly, two second boss columns 32 are prefabricated at the position, corresponding to the second installation portion 12, of the vehicle body 30, in the embodiment of the application, the fastening piece is the screw 14, the space position of the middle area corresponding to the second installation portion 12 is enough, in order to guarantee structural strength, the screw is directly connected and fastened through the screw, the drawing force is strongest under the high-temperature condition through the screw fastening, and meanwhile, the area is also the area with the largest stress.
4 fastening positions formed by the four boss columns are all arranged close to the end part of the seat body 10, so that rotation and uneven stress of the seat body are effectively prevented.
Preferably, the number of the penetration welding positions of the third installation part 13 is two, and the penetration welding positions are respectively located at positions of the third installation part 13 close to two ends, and during assembly, a boss column cannot be arranged in a lower area corresponding to the third installation part 13 due to the limit of a mold inclined top structure, so that the problem of structural arrangement of the area is solved by adopting the penetration welding.
Therefore, the uniform stress on all fastening points in the process of gas curtain explosion is fully ensured, and the risk of disengagement caused by overlarge local stress is effectively avoided.
Specifically, the snap connection 20 is located between the connection portions of two screws, the snap connection 20 includes two side walls 21 and a top wall 22, the bottom ends of the two side walls 21 are connected to the second mounting portion 12, the top wall 22 is connected between the top ends of the two side walls 21, a mounting notch 22a is formed in a direction from one side of the top wall 22 corresponding to the connection portion of one of the screws 14 to the connection portion of the other screw 14, and the mounting notch 22a is used for connecting an a-pillar air curtain snap.
To facilitate the installation of the a-pillar air curtain buckle, the width of the mounting slot 22a is tapered from the opening in the depth direction thereof.
When the A-column air curtain buckle base is installed, the installation position of the first installation part 11 corresponds to two first boss columns 31 and is fixed in a rivet welding mode, the installation position of the second installation part 12 corresponds to two second boss columns 32 and is fixed in a locking mode through screws, the third installation part 13 is tightly attached to the automobile body 30, and the installation of the A-column air curtain buckle base is achieved through puncture welding connection.
The structure can meet the destructive force of the air curtain point explosion on the buckle seat in a harsh environment (high and low temperature and high explosion), and simultaneously avoid appearance sink marks caused by increasing the wall thickness and optimizing the strength; the normal temperature/low temperature drawing force of the original structure reaches 90N fracture, and the drawing force of the structure can reach more than 350N through testing; the high-temperature drawing force of 90N of the original structure is broken, and the drawing force of the structure can reach more than 300N through testing; and can accomplish all gas curtain explosion tests, completely solve the risks such as fracture that the existing structure leads to, can be widely used.
Example two
The present embodiment provides a seat that includes an inflatable curtain buckle 40 and an a-pillar inflatable curtain buckle mount 100 as described above.
The inflatable curtain buckle 40 comprises a buckle body 41, an inflatable curtain connecting piece 42 and a mounting piece 43, wherein the mounting piece 43 and the inflatable curtain connecting piece 42 are respectively positioned at two sides of the buckle body 41, and the mounting piece 43 is used for being matched with the buckle connecting piece 20 for mounting.
Preferably, the mounting member 44 includes a clip strip 431 capable of being elastically bent with respect to the buckle body 41, and a limiting block 432 is formed at an end of the clip strip 431 facing to a side of the buckle 41.
When the mounting member 44 is installed in cooperation with the snap connector 20, the clamping bar 431 is inserted from the open end of the mounting slot 22a of the top wall 22 until the limiting block 432 is in limiting clamping connection with the other end of the top wall 22, so that the mounting of the air curtain clamp 40 and the A-pillar air curtain clamp base 100 is realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (7)
1. A column A air curtain buckle base is characterized by comprising a base body;
the seat body is arranged on the vehicle body and comprises a first installation part, a second installation part and a third installation part which are sequentially connected from top to bottom along the vehicle body, the first installation part is connected with the vehicle body through rivet welding, the second installation part is connected with the vehicle body through a fastener, and the third installation part is welded with the vehicle body through puncture; the two parts of the second installation part, which are connected by the fasteners, are respectively positioned at the positions of the second installation part, which are close to the two ends;
form in buckle connecting piece on the pedestal, buckle connecting piece is located the second installation department, buckle connecting piece is located two between the fastener connection position, buckle connecting piece includes two lateral walls and roof, two the bottom of lateral wall is connected to the second installation department, the roof is connected in two between the top of lateral wall, the roof corresponds one of them fastener connection position's a side to another fastener connection position's direction and has seted up the installation notch, the width of installation notch is followed the opening and is followed its degree of depth direction and gradually narrowed.
2. The A-pillar air curtain buckle base of claim 1, wherein the first mounting portion is rivet-welded at two locations, and the locations are respectively located at positions of the first mounting portion near two ends.
3. The A-pillar air curtain buckle base of claim 1, wherein the fastener is a screw.
4. The A-pillar air curtain buckle base of claim 1, wherein the number of the penetration welds of the third mounting portion is two, and the penetration welds are located at positions of the third mounting portion near two ends of the third mounting portion.
5. The a-pillar air curtain buckle base of claim 1, wherein the base and the buckle connector are reinforced polypropylene resin structures with added glass fibers.
6. The A-pillar air curtain buckle base of claim 5, wherein the reinforced polypropylene resin structure has a glass fiber proportion of 30%.
7. An A-pillar air curtain buckle connecting structure, which is characterized by comprising an air curtain buckle and an A-pillar air curtain buckle base as claimed in any one of claims 1 to 6, wherein the air curtain buckle comprises a buckle body, an air curtain connecting piece and a mounting piece, the mounting piece and the air curtain connecting piece are respectively positioned at two sides of the buckle body, and the mounting piece is used for being matched and mounted with the buckle connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117376.7A CN113844404B (en) | 2021-09-23 | 2021-09-23 | A post air curtain buckle base and A post air curtain buckle connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117376.7A CN113844404B (en) | 2021-09-23 | 2021-09-23 | A post air curtain buckle base and A post air curtain buckle connection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113844404A CN113844404A (en) | 2021-12-28 |
| CN113844404B true CN113844404B (en) | 2022-11-18 |
Family
ID=78979424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111117376.7A Active CN113844404B (en) | 2021-09-23 | 2021-09-23 | A post air curtain buckle base and A post air curtain buckle connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113844404B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3528596B2 (en) * | 1998-05-12 | 2004-05-17 | 豊田合成株式会社 | Pillar garnish |
| FR2974340B1 (en) * | 2011-04-21 | 2013-04-12 | Mecaplast Sa | ASSEMBLY FOR RETAINING A TRIM MEMBER TO A BODY COMPONENT OF A VEHICLE |
| JP6051977B2 (en) * | 2013-03-13 | 2016-12-27 | スズキ株式会社 | Vehicle airbag device |
| CN203580867U (en) * | 2013-09-16 | 2014-05-07 | 北京汽车股份有限公司 | Air curtain installing clamp for automobile |
| CN204978470U (en) * | 2015-08-18 | 2016-01-20 | 北京汽车股份有限公司 | Gas curtain sign protecting cover mounting structure and car |
| CN212868142U (en) * | 2020-07-09 | 2021-04-02 | 长城汽车股份有限公司 | Anti-disengaging buckle structure and vehicle |
| CN113199993B (en) * | 2021-06-16 | 2024-03-26 | 合肥长安汽车有限公司 | A stand internal decoration board two-stage buckle |
-
2021
- 2021-09-23 CN CN202111117376.7A patent/CN113844404B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113844404A (en) | 2021-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7628445B2 (en) | Striker reinforcement for hydroformed automotive door frame | |
| EP2096001B1 (en) | Exterior protective material for door wire harness and wire arrangement structure for the door wire harness | |
| CN113844404B (en) | A post air curtain buckle base and A post air curtain buckle connection structure | |
| CN101528534B (en) | Front panel attaching structure | |
| CN115867462A (en) | Installing support and vehicle | |
| US20030038507A1 (en) | Structure and method for installing exterior part | |
| CN211918566U (en) | Wet-process ceiling structure for manufacturing based on two-step wet process | |
| CN211501210U (en) | Sealed safety buckle for automobile side air curtain | |
| CN210554463U (en) | Headlamp mounting bracket and automobile | |
| CN214367117U (en) | Car door plant buckle anti-drop structure | |
| CN217908955U (en) | Installation component and model car | |
| CN213114996U (en) | Edge laminating fixing piece structure for membrane structure | |
| CN218805131U (en) | Fixing buckle for automobile sun-shading curtain | |
| CN220199420U (en) | Vehicle body assembly and vehicle | |
| CN218085369U (en) | Vehicle interior trim panel with safety belt guide outlet | |
| CN214702763U (en) | Accuse rubber base installation check out test set of screen in car | |
| CN216269543U (en) | Front top beam assembly structure of vehicle and vehicle | |
| CN220522296U (en) | Door lock reinforcing plate, back door and vehicle | |
| CN214822785U (en) | Handle box mounting structure and door handrail | |
| CN218415000U (en) | Hidden vehicle antenna mounting structure | |
| CN213692976U (en) | High-voltage wire harness fixing device | |
| CN114043960B (en) | Nonmetal side air curtain guide support and assembling method | |
| JP3007070B2 (en) | Side rail shock absorber for automobile ceiling | |
| CN213799560U (en) | Double-safety-belt spring bolt fixing structure of automobile safety belt cover plate | |
| CN219948106U (en) | Wire harness fixing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |