CN216886374U

CN216886374U - Take car seat back skeleton, seat and vehicle of ISOFIX fixed point structure

Info

Publication number: CN216886374U
Application number: CN202220171337.9U
Authority: CN
Inventors: 王海波; 陈翼华
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-05
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses an automobile seat backrest framework with an ISOFIX fixing point structure, a seat and an automobile. The automobile seat backrest framework with the ISOFIX fixing point structure is simple in structure and low in cost.

Description

Take car seat back skeleton, seat and vehicle of ISOFIX fixed point structure

Technical Field

The utility model relates to the technical field of automobile seats, in particular to an automobile seat backrest framework with an ISOFIX fixing point structure, a seat and a vehicle.

Background

Currently, in order to improve the safety of children riding in automobiles, vehicles of class M1 require that the vehicles must be equipped with ISOFIX fixing points. Isofix (international Standards Organization fix), the name of chinese is a child safety seat attachment system, which is a system in which a child restraint system is connected to a vehicle. It comprises two rigid attachment points on the vehicle and two adapted rigid attachment means on the child restraint system, which is a new standard for the placement of child seats in cars. This standard is being accepted by a number of automotive manufacturers. At present, ISOFIX fixing points on a part of automobiles are on automobile bodies, ISOFIX fixing points on a part of automobiles are on seat frameworks, but the existing SOFIX fixing points on the seat frameworks are complex in structure and high in cost.

Disclosure of Invention

The utility model aims to provide an automobile seat backrest framework with an ISOFIX fixing point structure, a seat and a vehicle, which are simple in structure and low in cost.

In order to achieve the purpose, the utility model provides an automobile seat backrest frame with an ISOFIX fixing point structure, which comprises a backrest pipe frame, a backrest mounting bracket and an ISOFIX fixing assembly for mounting a child seat, wherein the backrest pipe frame and the backrest mounting bracket are connected through an angle adjuster assembly and a hinge assembly, the ISOFIX fixing assembly comprises a first ISOFIX steel wire and a second ISOFIX steel wire, the first ISOFIX steel wire is arranged on the backrest pipe frame, and the second ISOFIX steel wire is arranged on the backrest mounting bracket.

Further, the back pipe frame is formed by upper horizontal pipe, left standpipe, lower horizontal pipe and right standpipe surround, the both ends of first ISOFIX steel wire are connected with the middle part of left standpipe and the middle part of right standpipe respectively.

Furthermore, first ISOFIX steel wire is "nearly" font, and "nearly" font top is used for as the fixed point interface on the children's seat.

Further, the trailing flank of back pipe frame is fixed with the plastics backplate, the top of first ISOFIX steel wire is provided with the support steel wire that is used for supporting the plastics backplate, the both ends of supporting the steel wire are connected with left standpipe and right standpipe respectively.

Further, the backrest installation support comprises a right support, a left support and a support transverse pipe fixed between the right support and the left support, and the second ISOFIX steel wires are arranged on the support transverse pipe.

Further, the second ISOFIX steel wire includes right ISOFIX steel wire and left ISOFIX steel wire, right ISOFIX steel wire and left ISOFIX steel wire set up respectively on the both ends of the horizontal pipe of support.

Further, right side ISOFIX steel wire and left ISOFIX steel wire all are "U" font, right side ISOFIX steel wire and left ISOFIX steel wire are all fixed on the support violently pipe through the both ends of its "U" font.

Furthermore, the top end of the backrest tube frame is provided with an unlocking handle, the angle adjuster assembly and the unlocking handle are connected through a stay cable, the backrest tube frame is provided with a stay cable limiting support, the stay cable is provided with a limiting part, the stay cable penetrates through the stay cable limiting support, and the limiting part is located on the upper side of the stay cable limiting support and used for limiting the stay cable.

The utility model also provides an automobile seat which comprises the automobile seat backrest framework with the ISOFIX fixing point structure.

The utility model further provides a vehicle comprising the automobile seat.

Compared with the prior art, the utility model has the following advantages:

the automobile seat backrest framework with the ISOFIX fixing point structure, the seat and the automobile are simple in structure and low in cost, and the ISOFIX fixing component for mounting the child seat is arranged, so that the safety of a child taking the automobile is improved.

Drawings

FIG. 1 is a schematic structural diagram of a backrest frame of an automobile seat with an ISOFIX fixing point structure;

FIG. 2 is a schematic structural view of the backrest tube frame of FIG. 1;

FIG. 3 is a schematic view of the backrest mounting bracket of FIG. 1

Fig. 4 is a schematic view of the recliner assembly of fig. 1.

In the figure:

1-backrest tube frame, 11-upper horizontal tube, 12-left vertical tube, 13-lower horizontal tube, 14-right vertical tube, 15-stay limiting bracket, 16-support steel wire, 17-headrest mounting tube, 18-backboard mounting bracket; 2-backrest mounting bracket, 21-right bracket, 22-left bracket and 23-bracket transverse tube; 3-plastic back plate, a 1-first ISOFIX steel wire, 4-angle adjuster component, 41-angle adjuster, 42-inhaul cable, 43-angle adjuster lower connecting plate, 44-angle adjuster upper connecting plate, 5-hinge component, 51-hinge upper connecting plate, 52-hinge lower connecting plate, 6-unlocking handle, a 2-second ISOFIX steel wire, a 21-right ISOFIX steel wire, a 22-left ISOFIX steel wire.

Detailed Description

The structural features of the respective parts of the present invention will be described in detail below, and if directions (up, down, left, right, front, and rear) are described, the structure shown in fig. 1 is referred to for description, but the practical use direction of the present invention is not limited thereto. The following further describes embodiments of the present invention with reference to the drawings.

Referring to fig. 1 to 4, the embodiment discloses an automobile seat back frame with an ISOFIX point structure, which includes a back tube frame 1, a back mounting bracket 2 and an ISOFIX fixing component for mounting a child seat, wherein the back tube frame 1 and the back mounting bracket 2 are connected through a recliner component 4 and a hinge component 5, the ISOFIX fixing component includes a first ISOFIX steel wire a1 and a second ISOFIX steel wire a2, the first ISOFIX steel wire a1 is disposed on the back tube frame 1, and the second ISOFIX steel wire a2 is disposed on the back mounting bracket 2. The upper fixing point of the ISOFIX is realized by adopting a first ISOFIX steel wire a1, and the lower fixing point of the ISOFIX is realized by a second ISOFIX steel wire a 2. The child seat can be fixed by connecting with a first ISOFIX steel wire a1 and a second ISOFIX steel wire a 2. The backrest pipe frame 1 rotates relative to the backrest mounting bracket 2 through the angle adjuster assembly 4 and the hinge assembly 5, and angle adjustment is achieved. The backrest mounting bracket 2 is connected with a vehicle body through bolts to mount and fix the whole seat backrest.

In this embodiment, the backrest tube frame 1 is formed by enclosing an upper cross tube 11, a left vertical tube 12, a lower cross tube 13 and a right vertical tube 14, and both ends of the first ISOFIX steel wire a1 are respectively connected with the middle of the left vertical tube 12 and the middle of the right vertical tube 14. The upper cross tube 11, the left vertical tube 12, the lower cross tube 13 and the right vertical tube 14 are welded together.

In this embodiment, the first ISOFIX steel wire a1 is shaped like a Chinese character ji, and the top end of the Chinese character ji is used as an interface of a fixed point on the child seat.

In this embodiment, a plastic back plate 3 is fixed to the rear side of the backrest tube frame 1. Be provided with backplate installing support 18 on the back pipe frame 1, be provided with backplate installation checkpost on the plastics backplate 3, plastics backplate 3 is fixed on back pipe frame 1 through backplate installation checkpost and backplate installing support 18 joint. In order to ensure that the backrest is flatly placed with loaded goods, the backrest back plate adopts a plastic back plate to replace a metal back plate.

In this embodiment, a support steel wire 16 for supporting the plastic backboard 3 is arranged above the first ISOFIX steel wire a1, and both ends of the support steel wire 16 are respectively connected with the left vertical tube 12 and the right vertical tube 14. The first ISOFIX steel wires a1 and the support steel wires 13 together support the plastic back panel 3. The two ends of the supporting steel wire 13 are welded on the left vertical pipe 12 and the right vertical pipe 14 respectively. First ISOFIX wire a1 and support wire 16 are welded to both left and

right standpipe

12, 14.

In this embodiment, the backrest mounting bracket 2 includes a right bracket 21, a left bracket 22 and a bracket cross tube 23 fixed between the right bracket 21 and the left bracket 22, and the second ISOFIX steel wire a2 is disposed on the bracket cross tube 23. The bracket transverse tube 23 is respectively welded with the left bracket 22 and the right bracket 21.

In this embodiment, the second ISOFIX steel wires a2 include a right ISOFIX steel wire a21 and a left ISOFIX steel wire a22, and the right ISOFIX steel wire a21 and the left ISOFIX steel wire a22 are respectively disposed on both ends of the bracket transverse tube 23. The right ISOFIX steel wire a21 and the left ISOFIX steel wire a22 are welded on the mounting bracket transverse tube 23. The upper fixing point of the ISOFIX is realized by adopting a first ISOFIX steel wire a1, and two lower fixing points of the ISOFIX are realized by a right ISOFIX steel wire a21 and a left ISOFIX steel wire a 22. The child seat can be fixed by connecting with a first ISOFIX steel wire a1 and a second ISOFIX steel wire a 2.

In this embodiment, the right ISOFIX steel wire a21 and the left ISOFIX steel wire a22 are both in a "U" shape, and the right ISOFIX steel wire a21 and the left ISOFIX steel wire a22 are both fixed on the bracket transverse tube 23 through two ends of the "U" shape.

In order to ensure the installation of the child seat, the diameters of the first ISOFIX steel wire a1, the right ISOFIX steel wire a21 and the left ISOFIX steel wire a22 are required to be 6mm, and the effective width dimension is more than or equal to 30 mm. Simultaneously for lifting strength, right ISOFIX steel wire a21 and left ISOFIX steel wire a22 adopt "nearly" font structure, "nearly" font top is the fixed point interface on the children's seat. The plastic back plate 3 is provided with a mounting opening at the interface of the upper fixed point, which is convenient for mounting and operation. The right ISOFIX steel wire a21 and the left ISOFIX steel wire adopt a U-shaped structure.

In this embodiment, the top end of the backrest tube frame 1 is provided with an unlocking handle 6, the recliner assembly 4 and the unlocking handle 6 are connected through a guy cable 42, the backrest tube frame 1 is provided with a guy cable limiting support 15, the guy cable 42 is provided with a limiting member, the guy cable 42 passes through the guy cable limiting support 15, and the limiting member is located on the upper side of the guy cable limiting support 15 and used for limiting the guy cable 42. The inhaul cable realizes the inhaul cable pulling function through inhaul cable limiting support 15 and limiting part limiting.

In this embodiment, the lower end of the left vertical tube 12 is connected to the left bracket 22 through the recliner assembly 4, the lower end of the right vertical tube 14 is connected to the right bracket 21 through the hinge assembly, and the unlocking handle 6 is disposed at the right top end of the backrest tube frame 1. In this embodiment, the recliner assembly 4 further includes an upper recliner connecting plate 44, a lower recliner connecting plate 43 and a recliner 41 for controlling the rotation of the hinge assembly 5, and the upper recliner connecting plate 44 is welded to the left vertical tube 12 and the recliner 41, respectively. One end of the angle adjusting lower connecting plate 43 is welded with the angle adjuster 41, and the other end is connected with the backrest mounting bracket 2 through a bolt. Wherein, the hinge assembly 5 can enable the backrest tube frame 1 and the mounting bracket 2 to rotate relatively. The unlocking handle 6 is operated, so that the inhaul cable drives the angle adjuster 41 to unlock, the backrest pipe frame 1 and the backrest mounting bracket 2 rotate relatively, and finally the backrest angle is adjusted. The unlocking handle 6 is fixed on the upper transverse tube 11 by an unlocking handle bracket. The unlocking handle 6 is mounted on an unlocking handle bracket through a screw, and the unlocking handle bracket is welded on the upper transverse pipe 11.

In the present embodiment, the hinge assembly 5 includes a hinge upper connection plate 51 and a hinge lower connection plate 52. The hinge upper connecting plate 51 and the hinge lower connecting plate 52 are riveted by rivets. The hinge lower connecting plate 52 is connected to the backrest mounting bracket 2 by bolts. Hinge upper web 51 is welded to right riser 14.

In the present embodiment, a headrest mounting pipe 17 for mounting a headrest is provided on the cross pipe 11.

The embodiment also discloses an automobile seat, which comprises the automobile seat backrest framework with the ISOFIX fixing point structure.

The embodiment also discloses a vehicle which comprises the automobile seat.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a take car seat back skeleton of ISOFIX fixed point structure which characterized in that, includes back pipe frame (1), back installing support (2) and is used for installing the ISOFIX fixed subassembly of children's seat, be connected through angle modulation ware subassembly (4) and hinge subassembly (5) between back pipe frame (1) and the back installing support (2), ISOFIX fixed subassembly includes first ISOFIX steel wire (a 1) and second ISOFIX steel wire (a 2), first ISOFIX steel wire (a 1) sets up on back pipe frame (1), second ISOFIX steel wire (a 2) sets up on back installing support (2).

2. The car seat back frame with the ISOFIX fixing point structure according to claim 1, characterized in that the back tube frame (1) is surrounded by an upper cross tube (11), a left vertical tube (12), a lower cross tube (13) and a right vertical tube (14), and both ends of the first ISOFIX steel wire (a 1) are respectively connected with the middle part of the left vertical tube (12) and the middle part of the right vertical tube (14).

3. The car seat back frame with an ISOFIX point structure according to claim 1 or 2, wherein the first ISOFIX steel wire (a 1) is in a shape of a Chinese character ji, and the top end of the Chinese character ji is used as a fixed point interface on the child seat.

4. The backrest frame with the ISOFIX fixing point structure of claim 3, characterized in that a plastic back plate (3) is fixed on the back side of the backrest tube frame (1), a supporting steel wire (16) for supporting the plastic back plate (3) is arranged above the first ISOFIX steel wire (a 1), and two ends of the supporting steel wire (16) are respectively connected with the left vertical tube (12) and the right vertical tube (14).

5. The vehicle seat back frame with an ISOFIX fixing point structure according to claim 2 or 4, wherein the back mounting bracket (2) comprises a right bracket (21), a left bracket (22) and a bracket cross tube (23) fixed between the right bracket (21) and the left bracket (22), and the second ISOFIX steel wire (a 2) is arranged on the bracket cross tube (23).

6. The car seat back frame with an ISOFIX point structure according to claim 5, wherein the second ISOFIX wire (a 2) comprises a right ISOFIX wire (a 21) and a left ISOFIX wire (a 22), and the right ISOFIX wire (a 21) and the left ISOFIX wire (a 22) are respectively disposed on both ends of the bracket transverse tube (23).

7. The car seat back frame with the ISOFIX fixing point structure according to claim 6, wherein the right ISOFIX steel wire (a 21) and the left ISOFIX steel wire (a 22) are both in a "U" shape, and the right ISOFIX steel wire (a 21) and the left ISOFIX steel wire (a 22) are both fixed on the bracket transverse tube (23) through two ends of the "U" shape.

8. The automobile seat backrest framework with the ISOFIX fixed point structure according to claim 1 or 2, or 4 or 6 or 7, is characterized in that an unlocking handle (6) is arranged at the top end of the backrest tube frame (1), the recliner assembly (4) and the unlocking handle (6) are connected through a guy cable (42), a guy cable limiting bracket (15) is arranged on the backrest tube frame (1), a limiting member is arranged on the guy cable (42), the guy cable (42) penetrates through the guy cable limiting bracket (15), and the limiting member is located on the upper side of the guy cable limiting bracket (15) and used for limiting the guy cable (42).

9. An automobile seat characterized by comprising the automobile seat back frame with an ISOFIX fixing point structure according to any one of claims 1 to 8.

10. A vehicle comprising the car seat of claim 9.