CN115214427A - Passenger car back-row seat lock ring fixing structure - Google Patents
Passenger car back-row seat lock ring fixing structure Download PDFInfo
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- CN115214427A CN115214427A CN202210747263.3A CN202210747263A CN115214427A CN 115214427 A CN115214427 A CN 115214427A CN 202210747263 A CN202210747263 A CN 202210747263A CN 115214427 A CN115214427 A CN 115214427A
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- lock ring
- reinforcing plate
- plate
- rear seat
- passenger car
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to a lock ring fixing structure of a rear row seat of a passenger car, which comprises a lock ring reinforcing plate assembly; the lock ring reinforcing plate assembly consists of a rear seat fixed lock ring, a lock ring nut plate and a fixed lock ring reinforcing plate, wherein the rear seat fixed lock ring is fixedly welded in a structural rib in the lock ring nut plate, and the formed assembly and the fixed lock ring reinforcing plate are connected with the two sides and the middle part of the rear seat fixed lock ring in a spot welding manner; the lock ring reinforcing plate assembly is connected with the rear side wall upper inner plate, the rear wheel cover outer plate, the wheel cover outer plate reinforcing plate and the rear door lock ring reinforcing plate through spot welding. In the development of compact SUV vehicle models, the rear row safety belt retractor is arranged on the side face of a vehicle body, the rear row safety belt is laterally discharged, and meanwhile, a low-cost seat structure in a non-angle adjuster form is adopted; the size of the rear row safety belt mounting bracket is reduced, the vehicle body structure is lightened, and the weight is reduced; meanwhile, the size of the transverse space of the luggage case is increased, and the capacity of the luggage case is improved.
Description
Technical Field
The invention belongs to the technical field of automobile bodies, and particularly relates to a locking ring fixing structure for a rear row seat of a passenger car.
Background
In the development of compact SUV models, the quality of the vehicle should be reduced as much as possible while ensuring the strength and safety of the vehicle, so as to improve the dynamic performance of the vehicle, reduce fuel consumption and pollution, and the light weight of the vehicle has become the trend of vehicle development.
At present, most compact SUV (sports utility vehicle) models in the market and rear seats mostly adopt a rear belt outlet form to arrange a safety belt retractor when adopting a side rotating shaft and locking ring to fix a seat structure. The rear-row retractor mounting bracket is required to be large in size, so that the light design of the vehicle body structure is not facilitated; and occupy suitcase horizontal size space, influence the user who has the demand to trunk size and use perception quality.
The prior art discloses a reinforcing structure for a lock ring of a back row seat backrest, which comprises a lock ring and a lock seat, wherein the lock ring is riveted on the lock seat, a reinforcing plate is further arranged on the lock ring, a welding connection structure is arranged between the lock ring and the reinforcing plate, and the lock ring, the reinforcing plate and the lock seat are all fixed on a lock mounting nut plate of the back row seat through bolts. Adopt the additional strengthening of back row seat back catch of above-mentioned structure, can improve the intensity of snap close ring, guarantee the stability of back row seat, improve passenger's riding comfort to easily assemble workman's assembly. However, the above structure mainly discloses the rear seat latch hook structure and the connection with the reinforcing plate, there is no link information between the combined latch hook reinforcing plate assembly and the vehicle body, and the influence of the whole structure on the arrangement and strength of the vehicle body.
Disclosure of Invention
The invention aims to provide a rear row seat lock ring fixing structure of a passenger vehicle, which aims to solve the problem that after a metal plate is arranged at a retractor position in a Y direction on the side surface of a vehicle body in an idle mode, a single-side suspension structure is caused to an original rear row lock ring fixing position, and the strength of the vehicle body metal plate structure for fixing a rear row seat lock ring is insufficient. The locking ring fixing structure for the rear row seat of the passenger vehicle can effectively disperse the stress state of the root part of the locking ring for fixing the rear seat and reduce the strength of the suspended position of a metal plate of a vehicle body.
The purpose of the invention is realized by the following technical scheme:
a locking ring fixing structure of a rear row seat of a passenger car comprises a locking ring reinforcing plate assembly;
the lock ring reinforcing plate assembly consists of a rear seat fixed lock ring 1, a lock ring nut plate 2 and a fixed lock ring reinforcing plate 3, wherein the rear seat fixed lock ring 1 is welded and fixed in structural ribs in the lock ring nut plate 2, and the formed assembly and the fixed lock ring reinforcing plate 3 are connected with two sides and the middle part of a rear seat fixed lock ring in a spot welding manner;
the lock ring reinforcing plate assembly is connected with the rear side wall upper inner plate 4, the rear wheel cover outer plate 5, the wheel cover outer plate reinforcing plate 6 and the rear door lock ring reinforcing plate through spot welding.
Furthermore, the locking ring nut plate 2 is formed by punching materials with the thickness of 2mm and the tensile strength of more than 590MPa, and parts are designed symmetrically, so that the left side and the right side are universal.
Furthermore, the bottom of the lock ring nut plate 2 is designed with structural ribs with the radius of R5mm and the depth of 7mm, and the vertical surface of the structure is designed with structural ribs with the sheet metal of R5mm and the depth of 4 mm.
Furthermore, two M8 bolt mounting through holes are designed on two sides of the structural rib at the bottom of the lock ring nut plate 2, and two side flanges of the structure are structurally reinforced through self-welding connection.
Further, the fixed lock ring reinforcing plate 3 is formed by punching a material with the thickness of 1.5mm and the tensile strength of more than 590 MPa.
Further, a structural rib with the radius of R5mm and the depth of 2mm is designed at the position corresponding to the rear seat lock ring 1.
Furthermore, two M8 bolt mounting through holes are designed on two sides of the structural rib, and meanwhile, the structure comprises a retractor upper mounting point and a positioning hole.
Further, the wheel cover outer plate reinforcing plate 6 and the lock ring reinforcing plate assembly are connected in a spot welding mode on the side, where the retractor is installed, of the idle opening side, wherein bolts I are added to the corresponding idle opening edge of the rear seat fixed lock ring for connection.
Further, a lock ring nut plate 2 and a fixed lock ring reinforcing plate 3 in the lock ring reinforcing plate assembly are connected through bolts II.
Compared with the prior art, the invention has the beneficial effects that:
in the development of compact SUV vehicle models, the rear row safety belt retractor is arranged on the side face of a vehicle body, the rear row safety belt is laterally discharged, and meanwhile, a low-cost seat structure in a non-angle adjuster form is adopted; the size of the mounting bracket of the rear row of safety belts is reduced, the structure of the vehicle body is lightened, and the weight is reduced; meanwhile, the transverse space size of the luggage case is increased, and the capacity of the luggage case is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a shackle reinforcement plate assembly;
FIG. 2 is a schematic structural view of a quarter inner panel assembly;
FIG. 3 isbase:Sub>A schematic view of section A-A.
In the figure, 1, a rear seat fixing lock ring 2, a lock ring nut plate 3, a fixing lock ring reinforcing plate 4, a rear side wall upper inner plate 5, a rear wheel cover outer plate 6 and a wheel cover outer plate reinforcing plate are arranged.
Detailed Description
The invention is further illustrated by the following examples:
the present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
The invention discloses a rear-row seat lock ring fixing structure of a passenger vehicle, which comprises a rear seat lock ring 1, a lock ring nut plate 2, a lock ring fixing reinforcing plate 3, a rear side wall upper inner plate 4, a rear wheel cover outer plate 5, a wheel cover outer plate reinforcing plate 6 and a rear door lock ring reinforcing plate.
As shown in fig. 1, the rear seat lock ring 1 is formed by bending a 8mm bar material and is L-shaped as a whole.
The locking ring nut plate 2 is formed by punching a material with the thickness of 2mm and the tensile strength of more than 590 MPa. Wherein, design the radius at the bottom of structure is R5mm, and the degree of depth is 7mm structure muscle, designs the panel beating at the facade of structure and is R5mm, and the degree of depth is 4 mm's structure muscle, designs two M8 bolt installation via holes in the both sides of bottom structure muscle, and the both sides turn-ups of structure carry out the structure through from welded connection and strengthen, and the part is self symmetrical design, and the side is general about realizing.
The fixed lock ring reinforcing plate 3 is formed by punching a material with the thickness of 1.5mm and the tensile strength of more than 590 MPa. The radius of the position corresponding to the back seat lock ring 1 is designed to be R5mm, and the depth of the structural rib is 2 mm. Two M8 bolt installation via holes are designed on two sides of the structural rib, and meanwhile, the structure comprises a retractor upper installation point (an installation point position projection welding M6 nut) and a positioning hole.
The rear seat lock ring 1 is through CO 2 The gas shielded welding is fixed in structural ribs in the lock ring nut plate 2, and formed components and the fixed lock ring reinforcing plate 3 are connected with two sides and the middle part of a fixed lock ring of the rear seat in a spot welding mode to form a lock ring reinforcing plate assembly.
As shown in fig. 2, the striker reinforcement plate assembly is connected to the quarter inner upper panel 4, the rear wheel house outer panel 5, the wheel house outer panel reinforcement plate 6, and the rear door striker reinforcement plate by spot welding.
The wheel cover outer plate reinforcing plate 6 is connected with the locking ring reinforcing plate assembly through the bolt I, the locking ring nut plate 2 in the locking ring reinforcing plate assembly is connected with the fixed locking ring reinforcing plate 3 through the bolt II, and the bolt II is used for achieving the effect that the locking ring reinforcing plate assembly is universal on the left side and the right side of the vehicle body.
According to the invention, the wheel cover outer plate reinforcing plate 6 and the lock ring reinforcing plate assembly are connected at the idle opening side of the retractor in a spot welding manner, wherein the bolt connection is added on the idle opening edge corresponding to the fixed lock ring of the rear seat, so that the connection strength is increased.
According to the invention, the fixed lock ring reinforcing plate 3 is separated from the upper inner plate of the rear side wall, the sheet metal thickness of the fixed lock ring reinforcing plate is increased to 1.5mm, and the tensile strength of the material is greater than 590MPa, so that the connection of the lock ring nut plate is enhanced, and the light weight of the automobile body is realized on the premise of meeting the strength requirement.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in some detail by the above embodiments, the invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the invention, and the scope of the invention is determined by the scope of the appended claims.
Claims (9)
1. The utility model provides a passenger car back row seat catch fixed knot constructs which characterized in that: comprises a lock ring reinforcing plate assembly;
the lock ring reinforcing plate assembly consists of a rear seat fixed lock ring (1), a lock ring nut plate (2) and a fixed lock ring reinforcing plate (3), wherein the rear seat fixed lock ring (1) is fixedly welded in a structural rib in the lock ring nut plate (2), and the formed assembly is connected with the fixed lock ring reinforcing plate (3) at the two sides and the middle part of the rear seat fixed lock ring through spot welding;
the lock ring reinforcing plate assembly is connected with the rear side wall upper inner plate (4), the rear wheel cover outer plate (5), the wheel cover outer plate reinforcing plate (6) and the rear door lock ring reinforcing plate through spot welding.
2. A passenger car rear seat lock ring fixing structure according to claim 1, wherein: the locking ring nut plate (2) is formed by punching materials with the thickness of 2mm and the tensile strength of more than 590MPa, and parts are designed symmetrically, so that the left side and the right side are universal.
3. The structure for fixing the lock ring of the rear seat of the passenger car according to claim 1, wherein: the bottom of the lock ring nut plate (2) is designed with a structural rib with the radius of R5mm and the depth of 7mm, and the vertical surface of the structure is designed with a structural rib with the metal plate of R5mm and the depth of 4 mm.
4. A passenger car rear seat lock ring fixing structure according to claim 3, wherein: two M8 bolt mounting through holes are designed on two sides of a structural rib at the bottom of the lock ring nut plate (2), and flanges on two sides of the structure are connected through self-welding to reinforce the structure.
5. A passenger car rear seat lock ring fixing structure according to claim 1, wherein: the fixed lock ring reinforcing plate (3) is formed by punching a material with the thickness of 1.5mm and the tensile strength of more than 590 MPa.
6. The structure for fixing the lock ring of the rear seat of the passenger car according to claim 1, wherein: the designed radius of the position corresponding to the back seat lock ring (1) is R5mm, and the depth is 2mm structural ribs.
7. A passenger car rear seat lock ring fixing structure according to claim 6, wherein: two M8 bolt installation via holes are designed on two sides of the structural rib, and meanwhile, the structure comprises a retractor upper installation point and a positioning hole.
8. The structure for fixing the lock ring of the rear seat of the passenger car according to claim 1, wherein: the wheel cover outer plate reinforcing plate (6) is connected with the lock ring reinforcing plate assembly through spot welding at the idle opening side of the retractor, and a bolt I is additionally arranged at the idle opening edge corresponding to the fixed lock ring of the rear seat for connection.
9. A passenger car rear seat lock ring fixing structure according to claim 8, wherein: and a lock ring nut plate (2) in the lock ring reinforcing plate assembly is connected with a fixed lock ring reinforcing plate (3) through a bolt II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210747263.3A CN115214427A (en) | 2022-06-28 | 2022-06-28 | Passenger car back-row seat lock ring fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210747263.3A CN115214427A (en) | 2022-06-28 | 2022-06-28 | Passenger car back-row seat lock ring fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115214427A true CN115214427A (en) | 2022-10-21 |
Family
ID=83610038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210747263.3A Pending CN115214427A (en) | 2022-06-28 | 2022-06-28 | Passenger car back-row seat lock ring fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115214427A (en) |
Citations (10)
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|---|---|---|---|---|
| KR20020048735A (en) * | 2000-12-18 | 2002-06-24 | 류정열 | Seat back striker having a reinforce member in a car |
| JP2005186721A (en) * | 2003-12-25 | 2005-07-14 | Mazda Motor Corp | Vehicle body rear structure |
| CN202528866U (en) * | 2012-04-27 | 2012-11-14 | 河北中兴汽车制造有限公司 | Reinforced structure for rear row seat backrest lock ring |
| CN206344716U (en) * | 2016-12-20 | 2017-07-21 | 华晨汽车集团控股有限公司 | Seat latch hook supporting structure |
| US20190031048A1 (en) * | 2017-07-27 | 2019-01-31 | Hyundai Motor Company | Striker mounting structure of rear seat back for vehicle |
| CN209776248U (en) * | 2019-01-08 | 2019-12-13 | 东风小康汽车有限公司重庆分公司 | Seat lock catch assembly |
| CN113276730A (en) * | 2021-06-30 | 2021-08-20 | 一汽奔腾轿车有限公司 | Rotating shaft fixing structure for rear row seat of passenger car |
| CN215284493U (en) * | 2021-02-08 | 2021-12-24 | 云度新能源汽车股份有限公司 | Car back-row seat back hasp supporting structure and car |
| CN215398290U (en) * | 2021-08-11 | 2022-01-04 | 合肥长安汽车有限公司 | Lock hook structure of rear row seat |
| CN219382265U (en) * | 2023-04-12 | 2023-07-21 | 长城汽车股份有限公司 | Seat back lock catch installation reinforcing structure and vehicle |
-
2022
- 2022-06-28 CN CN202210747263.3A patent/CN115214427A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020048735A (en) * | 2000-12-18 | 2002-06-24 | 류정열 | Seat back striker having a reinforce member in a car |
| JP2005186721A (en) * | 2003-12-25 | 2005-07-14 | Mazda Motor Corp | Vehicle body rear structure |
| CN202528866U (en) * | 2012-04-27 | 2012-11-14 | 河北中兴汽车制造有限公司 | Reinforced structure for rear row seat backrest lock ring |
| CN206344716U (en) * | 2016-12-20 | 2017-07-21 | 华晨汽车集团控股有限公司 | Seat latch hook supporting structure |
| US20190031048A1 (en) * | 2017-07-27 | 2019-01-31 | Hyundai Motor Company | Striker mounting structure of rear seat back for vehicle |
| CN109305067A (en) * | 2017-07-27 | 2019-02-05 | 现代自动车株式会社 | The striker mounting structure of vehicle rear seat back |
| CN209776248U (en) * | 2019-01-08 | 2019-12-13 | 东风小康汽车有限公司重庆分公司 | Seat lock catch assembly |
| CN215284493U (en) * | 2021-02-08 | 2021-12-24 | 云度新能源汽车股份有限公司 | Car back-row seat back hasp supporting structure and car |
| CN113276730A (en) * | 2021-06-30 | 2021-08-20 | 一汽奔腾轿车有限公司 | Rotating shaft fixing structure for rear row seat of passenger car |
| CN215398290U (en) * | 2021-08-11 | 2022-01-04 | 合肥长安汽车有限公司 | Lock hook structure of rear row seat |
| CN219382265U (en) * | 2023-04-12 | 2023-07-21 | 长城汽车股份有限公司 | Seat back lock catch installation reinforcing structure and vehicle |
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