CN111923862A - Mounting bracket for automobile front safety belt retractor - Google Patents
Mounting bracket for automobile front safety belt retractor Download PDFInfo
- Publication number
- CN111923862A CN111923862A CN202010669582.8A CN202010669582A CN111923862A CN 111923862 A CN111923862 A CN 111923862A CN 202010669582 A CN202010669582 A CN 202010669582A CN 111923862 A CN111923862 A CN 111923862A
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- Prior art keywords
- side wall
- lug
- folding lug
- connecting part
- belt retractor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
- B60R2022/3402—Retractor casings; Mounting thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
A mounting bracket for a front seat belt retractor of an automobile: the safety belt retractor mounting bracket is of a dustpan structure as a whole, a right side wall of the safety belt retractor mounting bracket is folded rightwards to form a right folding lug, and a left side wall of the safety belt retractor mounting bracket is folded leftwards to form a left folding lug. The width of the left folding lug is larger than that of the right folding lug, and the side impact sensor mounting hole is formed in the left folding lug; or the width of the right folding lug is larger than that of the left folding lug, and the side impact sensor mounting hole is formed in the right folding lug. The right side wall, the right folding lug, the left side wall, the left folding lug and the rear side wall are connected with the B column inner plate through at least two electric welding spots. The B-pillar inner plate has high strength and rigidity, is firmly connected with the B-pillar inner plate, and can reduce the size of the corresponding part of the B-pillar inner plate, thereby reducing the weight of the B-pillar inner plate and further reducing the total weight of the B-pillar inner plate and the B-pillar inner plate which are connected together.
Description
Technical Field
The invention relates to the field of automobile body structures, in particular to a retractor structure of a front seat belt of an automobile.
Background
At present, an automobile becomes a convenient, quick and efficient vehicle, the holding amount of the social automobile is increasing rapidly, and the travel mode of people is greatly changed. With the development of electric automobiles over the years, in order to improve the endurance mileage of the electric automobiles, the lightweight of the automobile framework needs to be improved continuously. The safety belt system plays a crucial role in protecting passengers in the vehicle, and particularly has extremely high requirements on the strength and rigidity of a retractor mounting bracket in collision; the side impact sensor is an important safety part for passive protection of a related side air curtain and the like, and has extremely high requirements on the strength and the rigidity of the mounting bracket. Application number 201320574801.X, grant notice number CN 203511562U, the utility model patent document named "right front row seat belt retractor support assembly" discloses a right front row seat belt retractor support assembly: the support plate comprises a step-shaped support plate, flanges are arranged on two sides of the support plate, two semicircular support columns penetrate through the support plate, a reinforcing rod penetrates through the support plate, and a spring is sleeved on the reinforcing rod. The utility model discloses a utility model patent of "application number 201320527649.X, grant bulletin number CN 203460831U, name" left front seat belt retractor support assembly "discloses left front seat belt retractor support assembly: the support comprises a step-shaped support shell, wherein flanges are arranged on two sides of the support shell, two semicircular sunken grooves are formed in one side wall of the support shell, a connecting clamping seat is fixedly arranged at one end of the support shell, and a projection welding nut seat is arranged on the connecting clamping seat. "these two utility model's common characteristics are that the intensity and the rigidity of seat belt coiler support assembly are all short of, only through three solder joint [ also have two, four solder joints ] be connected with B post inner panel, though can satisfy the law, nevertheless from structural analysis, be not very firm reliable mode, bump the traffic accident in the face of the side of reality, the guarantee nature is not too good.
Disclosure of Invention
The invention mainly aims to provide a mounting bracket for a front seat belt retractor of an electric automobile, which has high strength and rigidity and is provided with a side impact sensor mounting hole.
The technical scheme adopted by the invention is as follows: a mounting bracket for a front seat belt retractor of an automobile: the safety belt retractor mounting bracket is of a dustpan structure as a whole, a right side wall of the safety belt retractor mounting bracket is folded rightwards to form a right folding lug, and a left side wall of the safety belt retractor mounting bracket is folded leftwards to form a left folding lug. The width of the left folding lug is larger than that of the right folding lug, and the side impact sensor mounting hole is formed in the left folding lug; or the width of the right folding lug is larger than that of the left folding lug, and the side impact sensor mounting hole is formed in the right folding lug. Correspondingly, the B column inner plate is provided with a left folding lug connecting part, a right folding lug connecting part and a rear side wall connecting part; the free end of the left lug folding connecting part is bent to form a left side wall connecting part, and the free end of the right lug folding connecting part is bent to form a right side wall connecting part; the front surface of the right folding lug is attached to the rear surface of the right folding lug connecting part, and the front surface of the left folding lug is attached to the rear surface of the left folding lug connecting part; the outer surfaces of the right side wall, the left side wall and the rear side wall are respectively attached to the inner surfaces of the right side wall connecting part, the left side wall connecting part and the rear side wall connecting part; the right side wall, the right folding lug, the left side wall, the left folding lug and the rear side wall are connected with the rear surface of the corresponding part of the B column inner plate through at least two electric welding spots.
Preferably, when the side impact sensor mounting hole is arranged on the right folding lug, the right folding lug is connected with the B column inner plate through at least three spot welding points, and similarly, when the side impact sensor mounting hole is arranged on the left folding lug, the left folding lug is connected with the B column inner plate through at least three spot welding points.
Preferably, the right folding lug and the left folding lug or the right folding lug and the left folding lug are positioned at one side of the rear side wall and are bent downwards, and the formed bent part is connected with the rear side wall into a whole.
Preferably, the left side wall, the right side wall and the rear side wall are all punched with rigidity reinforcing grooves.
The existing mounting bracket of the automobile front row safety belt retractor mainly adopts a flat plate structure, the problem of insufficient rigidity and strength exists, the side impact sensor mounting hole is arranged in a place where the mounting bracket of the automobile front row safety belt retractor cannot touch, and the problems of insufficient firmness in connection and insufficient integral rigidity exist in the mounting bracket of the automobile front row safety belt retractor and a B column inner plate connecting structure. The invention relates to a mounting bracket of a front row safety belt retractor of an automobile, which creatively adopts a general dustpan structure which is not adopted before, the left side wall and the right side wall of the mounting bracket are simultaneously folded outwards to form a left folding lug and a right folding lug, and the right folding lug, the left folding lug or the right folding lug and the left folding lug are positioned on one side of the rear side wall and are simultaneously bent downwards, a formed bending part and the rear side wall are connected into a whole, rigidity enhancing grooves are simultaneously punched on the left side wall, the right side wall and the rear side wall, side impact sensor mounting holes are arranged on the corresponding parts of the mounting bracket of the front row safety belt retractor of the automobile, a B column inner plate is only bent by using an original B column inner plate in a certain adaptability way, and the corresponding parts comprising the left side wall, the right side wall and the rear side wall simultaneously adopt a structure in which at least two electric welding spots are connected with the corresponding parts of the B column inner plate, so that the strength and the rigidity of the mounting bracket of the front row safety belt retractor of the automobile The connecting structure of the belt retractor mounting bracket and the B-pillar inner plate has the advantages of reliability, strength and rigidity, so that the safety protection performance of passengers is greatly improved.
Drawings
FIG. 1: the invention has a structure schematic diagram;
FIG. 2: the invention and the connection structure of the B column inner plate are shown schematically;
FIG. 3: A-A is a schematic cross-sectional view;
in the figure: safety belt coiler installing support 1, right side wall 2, right side ear 2.1, left side wall 3, left side ear 3.1, side impact sensor mounting hole 4, rear wall 5, electric welding point 6, B post inner panel 7, rigidity reinforcing groove 8.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Fig. 1 and 2 show the structure of the side impact sensor mounting hole 4 on the left folding lug 3.1. The safety belt retractor mounting bracket 1 is of a dustpan structure overall, a right side wall 2 is folded rightwards to form a right folding lug 2.1, and a left side wall 3 is folded leftwards to form a left folding lug 3.1. The width of the left folding lug 3.1 is larger than that of the right folding lug 2.1, and the side impact sensor mounting hole 4 is formed in the left folding lug 3.1. The B column inner plate 7 is provided with a left folded lug connecting part 7.3.1, a right folded lug connecting part 7.2.1 and a rear side wall connecting part 7.5; the free end of the left folded lug connecting part 7.3.1 is bent to form a left side wall connecting part 7.3.2, and the free end of the right folded lug connecting part 7.2.1 is bent to form a right side wall connecting part 7.2.2; the front surface of the right folded lug 2.1 is attached to the rear surface of the right folded lug connecting part 7.2.1, and the front surface of the left folded lug 3.1 is attached to the rear surface of the left folded lug connecting part 7.3.1; the outer surfaces of the right side wall 2, the left side wall 3 and the rear side wall 5 are respectively attached to the inner surfaces of the right side wall connecting part 7.2.2, the left side wall connecting part 7.3.2 and the rear side wall connecting part 7.5. The right side wall 2, the right folded lug 2.1, the left side wall 3, the left folded lug 3.1 and the rear side wall 5 are connected with the B column inner plate 7 through at least two electric welding spots 6. And the right folded lug 2.1, the left folded lug 3.1 or the right folded lug 2.1, the left folded lug 3.1 are located on one side of the rear sidewall 5 and are simultaneously bent downwards, the formed bent part is connected with the rear sidewall 5 into a whole, the left sidewall 2, the right sidewall 3, the rear sidewall 5 are all punched with a rigidity reinforcing groove 8, in the embodiment, the left sidewall 2 and the right sidewall 3 are respectively provided with a rigidity reinforcing groove 8, and the rear sidewall 5 is punched with two rigidity reinforcing grooves 8.
In this embodiment, the side impact sensor mounting hole 4 is formed in the left lug 3.1, the left lug 3.1 is connected with the left lug connecting portion 7.3.1 through four spot welding points 6, three welding points are formed in the body of the left lug 3.1, and another welding point is formed in a downward bending portion of the left lug 3.1 located on one side of the rear side wall 5. The right folding lug 2.1 is connected with the right folding lug connecting part 7.2.1 through three welding spots 6, two of the welding spots are arranged on the body of the right folding lug 2.1, and the other welding spot is arranged on a downward bending part of the right folding lug 2.1 positioned on one side of the rear side wall 5. The rear side wall 5 is connected to a rear side wall connection 7.5 by five welding spots 8. And the right side wall 2 and the right side wall connecting part 7.2.2, and the left side wall 3 and the left side wall connecting part 7.3.2 are welded through two welding points 6.
The above embodiments are merely preferred embodiments of the present invention, and not intended to limit the structure and scope of the invention. Indeed, many equivalent variations in the shapes, constructions and design objectives of the devices according to the present invention are possible. Therefore, all equivalent changes in the shapes, structures and design objectives of the present invention are intended to be covered by the present invention, and all such equivalent changes are intended to be protected by the present invention.
Claims (4)
1. A mounting bracket for a front seat belt retractor of an automobile comprises a B-pillar inner plate (7); the method is characterized in that: the safety belt retractor mounting bracket (1) is of a dustpan structure overall, a right side wall (2) of the safety belt retractor mounting bracket is folded rightwards to form a right folding lug (2.1), and a left side wall (3) of the safety belt retractor is folded leftwards to form a left folding lug (3.1); the width of the left folding lug (3.1) is greater than that of the right folding lug (2.1), at the moment, the side impact sensor mounting hole (4) is formed in the left folding lug (3.1), or the width of the right folding lug (2.1) is greater than that of the left folding lug (3.1), and at the moment, the side impact sensor mounting hole (4) is formed in the right folding lug (2.1); the B column inner plate (7) is provided with a left folded lug connecting part (7.3.1), a right folded lug connecting part (7.2.1) and a rear side wall connecting part (7.5); the free end of the left folded lug connecting part (7.3.1) is bent to form a left side wall connecting part (7.3.2), and the free end of the right folded lug connecting part (7.2.1) is bent to form a right side wall connecting part (7.2.2); the front surface of the right folded lug (2.1) is attached to the rear surface of the right folded lug connecting part (7.2.1), and the front surface of the left folded lug (3.1) is attached to the rear surface of the left folded lug connecting part (7.3.1); the outer surfaces of the right side wall (2), the left side wall (3) and the rear side wall (5) are respectively attached to the inner surfaces of the right side wall connecting part (7.2.2), the left side wall connecting part (7.3.2) and the rear side wall connecting part (7.5); the right side wall (2), the right folding lug (2.1), the left side wall (3), the left folding lug (3.1) and the rear side wall (5) are connected with the corresponding surfaces of the corresponding parts of the B column inner plate (7) through at least two electric welding points (6).
2. The vehicle front seat belt retractor mounting bracket of claim 1 wherein: when the side impact sensor mounting hole (4) is arranged on the right folding lug (2.1), the right folding lug (2.1) is connected with the B column inner plate (7) through at least three spot welding points (6), and similarly, when the side impact sensor mounting hole (4) is arranged on the left folding lug (3.1), the left folding lug (3.1) is connected with the B column inner plate (7) through at least three spot welding points (6).
3. The vehicle front seat belt retractor mounting bracket of claim 1 wherein: the right folding lug (2.1), the left folding lug (3.1) or the right folding lug (2.1) and the left folding lug (3.1) are positioned at one side of the rear side wall (5) and are simultaneously bent downwards, and the formed bent part is connected with the rear side wall (5) into a whole.
4. The vehicle front seat belt retractor mounting bracket of claim 1 wherein: rigidity reinforcing grooves 8 are punched on the left side wall (2), the right side wall (3) and the rear side wall (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010669582.8A CN111923862A (en) | 2020-07-13 | 2020-07-13 | Mounting bracket for automobile front safety belt retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010669582.8A CN111923862A (en) | 2020-07-13 | 2020-07-13 | Mounting bracket for automobile front safety belt retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111923862A true CN111923862A (en) | 2020-11-13 |
Family
ID=73312925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010669582.8A Pending CN111923862A (en) | 2020-07-13 | 2020-07-13 | Mounting bracket for automobile front safety belt retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111923862A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3012754A1 (en) * | 1980-04-02 | 1981-10-08 | Keiper Automobiltechnik Gmbh & Co Kg, 5630 Remscheid | DEVICE FOR CONNECTING A SEAT BELT TO A CARRIER, ESPECIALLY A DOOR OR WINDOW BAR OF A MOTOR VEHICLE |
| JP2007091008A (en) * | 2005-09-28 | 2007-04-12 | Toyota Motor Corp | Seat belt device |
| CN103879456A (en) * | 2012-12-19 | 2014-06-25 | 铃木株式会社 | Vehicle middle-pillar lower part body structure |
| CN105329202A (en) * | 2015-11-03 | 2016-02-17 | 奇瑞汽车股份有限公司 | Installation and fixation structure of automobile safety belt retractor |
| CN208789634U (en) * | 2018-09-30 | 2019-04-26 | 长城汽车股份有限公司 | For the heel row coiler mounting plate of vehicle and with its vehicle |
| CN209870527U (en) * | 2019-03-18 | 2019-12-31 | 浙江零跑科技有限公司 | B-pillar inner plate assembly lower structure |
-
2020
- 2020-07-13 CN CN202010669582.8A patent/CN111923862A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3012754A1 (en) * | 1980-04-02 | 1981-10-08 | Keiper Automobiltechnik Gmbh & Co Kg, 5630 Remscheid | DEVICE FOR CONNECTING A SEAT BELT TO A CARRIER, ESPECIALLY A DOOR OR WINDOW BAR OF A MOTOR VEHICLE |
| JP2007091008A (en) * | 2005-09-28 | 2007-04-12 | Toyota Motor Corp | Seat belt device |
| CN103879456A (en) * | 2012-12-19 | 2014-06-25 | 铃木株式会社 | Vehicle middle-pillar lower part body structure |
| CN105329202A (en) * | 2015-11-03 | 2016-02-17 | 奇瑞汽车股份有限公司 | Installation and fixation structure of automobile safety belt retractor |
| CN208789634U (en) * | 2018-09-30 | 2019-04-26 | 长城汽车股份有限公司 | For the heel row coiler mounting plate of vehicle and with its vehicle |
| CN209870527U (en) * | 2019-03-18 | 2019-12-31 | 浙江零跑科技有限公司 | B-pillar inner plate assembly lower structure |
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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 | ||
| CB02 | Change of applicant information |
Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Applicant after: Zhejiang Zero run Technology Co.,Ltd. Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Applicant before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201113 |
|
| RJ01 | Rejection of invention patent application after publication |