Seat backrest adjusting support

Abstract

The utility model discloses a seat backrest adjusting support, and mainly relates to the field of automobile seat accessories. Comprising a supporting part and a mounting part mounted on the U-shaped buckle, a thread adjusting part is arranged on the mounting part, and a thread bushing matched with the thread adjusting part is arranged on the supporting part; after the auxiliary support is installed on a U-shaped buckle on the inner wall of a vehicle body, the backrest is supported, the inclination angle of the backrest can be adjusted, and different use requirements can be met.

Description

Technical Field

[0001] The utility model relates to the field of automobile seat accessories, in particular to a seat back adjustment bracket. Background Art

[0002] At present, the backrests of the rear seats of some existing cars are supported by U-shaped buckles fixed to the inner wall of the car body, which results in a fixed inclination angle of the backrests of the rear seats. The backrests of the seats can only be at a fixed angle or folded down, and the backrests of the rear seats cannot be adjusted according to needs. This also makes the volume of the car trunk unable to be adjusted, affecting the comfort of use. Utility Model Content

[0003] The purpose of the utility model is to solve the problems existing in the prior art and provide a seat back adjustment bracket, which is an auxiliary bracket. After being installed on the U-shaped buckle on the inner wall of the vehicle body, it provides support for the backrest and can adjust the inclination angle of the backrest to meet different usage needs.

[0004] In order to achieve the above-mentioned purpose, the present invention is realized through the following technical solutions:

[0005] The seat back adjustment bracket comprises a supporting portion and a mounting portion mounted on a U-shaped buckle, wherein the mounting portion is provided with a threaded adjustment portion, and the supporting portion is provided with a threaded sleeve adapted to the threaded adjustment portion.

[0006] Preferably, the mounting portion includes first clamping seats arranged on the left and right sides of the U-shaped buckle, and the upper and lower ends of the two first clamping seats are provided with first mounting holes for installing connecting bolts. The two first clamping seats are connected by connecting bolts and locked on the U-shaped buckle.

[0007] Preferably, the first holder is provided with a first groove adapted to the U-shaped buckle at one end thereof close to the U-shaped buckle.

[0008] Preferably, the two connecting bolts are of different lengths, and the longer one of the connecting bolts serves as the thread adjustment portion.

[0009] Preferably, both connecting bolts are sleeved with movable bolts, and a second clamping seat is provided at the rear end or the front and rear ends of the closed end of the U-shaped buckle, and the upper and lower ends of the second clamping seat are provided with second mounting holes adapted to the movable bolts, with one of the movable bolts serving as a threaded adjustment portion.

[0010] Preferably, a second groove is provided at one end of the second holder close to the U-shaped buckle.

[0011] Preferably, the two swing bolts have different lengths, and the longer one of the swing bolts serves as the thread adjustment portion.

[0012] Preferably, the support portion includes a triangular bracket, and the threaded sleeve is located at one of the vertices of the triangular bracket.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model is an auxiliary adjustment bracket. After the utility model is installed on the U-shaped buckle on the inner wall of the vehicle body through the installation part, the support part provides support for the backrest. By adjusting the position of the threaded sleeve on the threaded adjustment part, the distance between the support part and the installation part can be adjusted, and then the inclination angle of the backrest can be adjusted to meet different usage needs; at the same time, the change of the inclination angle of the backrest will also change the volume of the car trunk. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic structural diagram of the utility model in Example 1;

[0016] Figure 2 It is a structural diagram of the utility model in Example 2;

[0017] Numbers in the accompanying drawings: 1. Support part; 11. Threaded sleeve; 12. Triangular bracket; 2. U-shaped buckle; 3. Mounting part; 31. Threaded adjustment part; 32. First clamping seat; 33. Connecting bolt; 34. First groove; 35. Articulated bolt; 36. Second clamping seat; 37. Second groove. DETAILED DESCRIPTION

[0018] The present invention will be further described below with reference to specific embodiments. It should be understood that these embodiments are intended only to illustrate the present invention and are not intended to limit the scope of the present invention. Furthermore, it should be understood that after reading the contents of this invention, those skilled in the art may make various changes or modifications to the present invention, and that these equivalent forms also fall within the scope defined in this application.

[0019] There are two ways to install the U-shaped buckle 2 in the car. One is that the length direction of the U-shaped buckle 2 is perpendicular to the length direction of the car body, and the left end or the right end of the U-shaped buckle 2 provides support for the seat back. The mounting part 3 used is as shown in Example 1; the other is that the length direction of the U-shaped buckle 2 is parallel to the length direction of the car body, and the closed end of the U-shaped buckle 2 provides support for the seat back. The mounting part 3 used is as shown in Example 2.

[0020] Example 1: As shown in the attached Figure 1 The utility model is a seat back adjustment bracket, comprising a support portion 1 and a mounting portion 3 mounted on a U-shaped buckle 2, wherein the mounting portion 3 is provided with a threaded adjustment portion 31, and the support portion 1 is provided with a threaded sleeve 11 adapted to the threaded adjustment portion 31.

[0021] Specifically, the mounting portion 3 includes a first clamping seat 32 arranged on the left and right sides of the U-shaped buckle 2, and the upper and lower ends of the two first clamping seats 32 are provided with first mounting holes for installing connecting bolts 33. The two first clamping seats 32 are connected by the connecting bolts 33 and the nuts on the connecting bolts 33 are used to lock the two first clamping seats 32 on the U-shaped buckle 2.

[0022] Preferably, in order to improve the stability of the connection between the first clamping seat and the U-shaped buckle, the first clamping seat 32 is provided with a first groove 34 adapted to the U-shaped buckle 2 at one end thereof close to the U-shaped buckle 2 .

[0023] The screw portion of one of the connecting bolts 33 can be used as the threaded adjustment portion 31, or a threaded column can be welded on the first seat 32 near the backrest. Preferably, the two connecting bolts 33 have different lengths, and the longer one of the connecting bolts 33 is used as the threaded adjustment portion 31.

[0024] Preferably, the support portion 1 includes a triangular bracket 12 , and the threaded sleeve 11 is welded at one of the vertices of the triangular bracket 12 .

[0025] Example 2: As shown in the attached Figure 2 The utility model is a seat back adjustment bracket, comprising a support portion 1 and a mounting portion 3 mounted on a U-shaped buckle 2, wherein the mounting portion 3 is provided with a threaded adjustment portion 31, and the support portion 1 is provided with a threaded sleeve 11 adapted to the threaded adjustment portion 31.

[0026] Specifically, the mounting portion 3 includes a first clamping seat 32 arranged on the left and right sides of the U-shaped buckle 2. The upper and lower ends of the two first clamping seats 32 are provided with first mounting holes for installing connecting bolts 33. The two first clamping seats 32 are connected by the connecting bolts 33 and locked on the U-shaped buckle 2.

[0027] A movable bolt 35 is sleeved on each of the two connecting bolts 33. The movable bolt 35 is arranged along the length direction of the U-shaped buckle 2. A sleeve body adapted to the screw portion of the connecting bolt 33 is provided at the end of the movable bolt 35. A second holder 36 is provided at the rear end or the front and rear ends of the closed end of the U-shaped buckle 2. Second mounting holes adapted to the movable bolt 35 are provided at the upper and lower ends of the second holder 36. After the movable bolt 35 is inserted into the corresponding second mounting hole, the second holder 36 is locked on the U-shaped buckle 2 by the nut on the movable bolt 35, and one of the movable bolts 35 is used as the threaded adjustment portion 31.

[0028] Preferably, a second groove 37 is provided at one end of the second holder 36 close to the U-shaped buckle 2 .

[0029] Preferably, the two swing bolts 35 have different lengths, and the longer swing bolt 35 serves as the thread adjustment portion 31 .

[0030] Preferably, the support portion 1 includes a triangular bracket 12 , and the threaded sleeve 11 is welded at one of the vertices of the triangular bracket 12 .

Claims

1. Seat back adjustment bracket, characterized by: The invention comprises a support portion (1) and a mounting portion (3) mounted on a U-shaped buckle (2); a threaded adjustment portion (31) is provided on the mounting portion (3); and a threaded sleeve (11) adapted to the threaded adjustment portion (31) is provided on the support portion (1).

2. The seat back adjustment bracket according to claim 1, characterized in that: The mounting portion (3) comprises first clamping seats (32) arranged on the left and right sides of the U-shaped buckle (2); the upper and lower ends of the two first clamping seats (32) are both provided with first mounting holes for mounting connecting bolts (33); the two first clamping seats (32) are connected by the connecting bolts (33) and are locked on the U-shaped buckle (2).

3. The seat back adjustment bracket according to claim 2, characterized in that: An end of the first clamping seat (32) close to the U-shaped buckle (2) is provided with a first groove (34) adapted to the U-shaped buckle (2).

4. The seat back adjustment bracket according to claim 2, wherein: The two connecting bolts (33) have different lengths, and the longer one of the connecting bolts (33) serves as the thread adjustment portion (31).

5. The seat back adjustment bracket according to claim 2, wherein: Both connecting bolts (33) are sleeved with movable bolts (35), and a second clamping seat (36) is provided at the rear end or the front and rear ends of the closed end of the U-shaped buckle (2). The upper and lower ends of the second clamping seat (36) are both provided with second mounting holes adapted to the movable bolts (35), and one of the movable bolts (35) is used as a threaded adjustment portion (31).

6. The seat back adjustment bracket according to claim 5, characterized in that: A second groove (37) is provided at one end of the second holder (36) close to the U-shaped buckle (2).

7. The seat back adjustment bracket according to claim 5, characterized in that: The two hinge bolts (35) have different lengths, and the longer hinge bolt (35) serves as the thread adjustment portion (31).

8. The seat back adjustment bracket according to claim 5, wherein: The support portion (1) comprises a triangular bracket (12), and the threaded sleeve (11) is located at one of the vertices of the triangular bracket (12).

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