Seat backrest mounting device

Abstract

The invention belongs to the technical field of automobile seat installation, and particularly relates to a seat backrest installation device. A seat backrest mounting device is characterized in that the seat backrest mounting device comprises a mounting support, the mounting support is arranged on an automobile body, and a seat and a safety belt lock catch are arranged on the mounting support; the seat can be stably fixed under the combined action of the cooperation of the positioning pin and the first mounting hole. Meanwhile, the safety belt lock catch can rotate around the first rotating shaft and can be used in cooperation with the safety belt lock catch under the cooperative and combined action of the first rotating shaft and the fixing plate, the rotating function of the safety belt lock catch is achieved, and use by a user is facilitated; the seat and the safety belt lock catch are assembled on the bending plate at the same time, and the space of the whole vehicle is saved.

Description

Technical Field

[0001] The invention belongs to the technical field of automobile seat installation, and in particular to a seat back installation device. Background Art

[0002] In recent years, with the changes in the domestic population structure, people have different demands for cars for family travel. In addition to meeting the needs of daily commuting, they also need to consider family travel on weekends or self-driving tours. More and more people choose 6-seater or 7-seater models. Car seats are an important part of cars, and seat belts are also an important part of cars. It is necessary to consider the installation of seat belt components, seat belt buckles, and seat installation, as well as safety performance; usually, the buckle and seat are directly fixed to the car body floor through a bracket, but in the limited passenger space, the optimal installation position of the buckle bracket and the seat bracket overlaps; the existing seat bracket and buckle bracket are usually divided into two brackets, and the assembly accuracy and product strength cannot be taken into account.

[0003] A Chinese patent (publication number: 212046998U) discloses a seat mounting bracket, comprising a first top panel, a second top panel, a first side panel, a second side panel, a third side panel and a fourth side panel; one side of the first top panel is bent and connected to the first side panel, and the other side of the first top panel is bent and connected to the second side panel; the second top panel is superimposed and connected to the first top panel, one side of the second top panel is bent and connected to the third side panel, the other side of the second top panel is bent with a first connecting portion, the fourth side panel is superimposed and connected to the first connecting portion, and the two ends of the first side panel are respectively bent and connected to the third side panel and the fourth side panel; one end of the third side panel is bent with a second connecting portion, one end of the fourth side panel is bent with a third connecting portion, and the two ends of the second side panel are respectively connected to the second connecting portion and the third connecting portion. However, the mounting bracket cannot be equipped with a seat and a seat belt buckle at the same time. Summary of the invention

[0004] The present invention is made to solve the above-mentioned problems, and its purpose is to provide a seat back mounting device which can assemble seats and seat belt buckles at the same time and can improve the assembly accuracy and connection strength. In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a seat back mounting device, comprising a mounting bracket and a seat belt buckle, the mounting bracket is arranged on a car body, and the seat and the seat belt buckle are arranged on the mounting bracket.

[0005] The mounting bracket comprises a mounting base plate, two ends of the mounting base plate are bent to form bending plates, the bending plates are provided with fixing mechanisms, and the fixing mechanisms are connected to the seat.

[0006] The fixing mechanism comprises a positioning pin, the positioning pin is fixed on the bending plate, the seat cooperates with the positioning pin, the bending plate is provided with a first mounting hole, and the first mounting hole is connected with the seat bolt.

[0007] The bending plate is provided with a lock buckle rotating mechanism, and the lock buckle rotating mechanism comprises a first rotating shaft, the first rotating shaft is provided on the bending plate, one end of the first rotating shaft is connected with a fixing plate, and the first rotating shaft is sleeved with a seat belt buckle.

[0008] The bending plate is provided with a weight-reducing hole, and the bending plate is provided with a limiting plate, and the limiting plate is provided on one side of the seat belt buckle.

[0009] The bending plate is provided with a first limiting groove, and the first limiting groove cooperates with the seat.

[0010] The mounting base plate is provided with a first groove, a second mounting hole is provided in the first groove, and the second mounting hole is connected with a vehicle body bolt.

[0011] The positioning pin and the first mounting hole are symmetrically arranged about the central axis of the first limiting groove.

[0012] Reinforcing ribs are arranged between the installation base plate and the bending plate.

[0013] The mounting base plate and the bending plate are an integrally formed structure.

[0014] The technical effect of the present invention is as follows: bending plates are bent at both ends of the installation base plate to form a U-shaped structure. The bending plates have a certain height and can be abutted against one side of the seat. The bending plates are connected to the seat by bolts and are used to assist in installing the seat by positioning pins. The seat has a groove that matches the positioning pin. When the seat is installed, the groove matches the positioning pin to assist in fixing the seat. Then, bolts can be used to pass through the first installation hole to connect with the seat. The positioning pin and the first installation hole cooperate with each other, and the seat can be firmly fixed under the joint action. The buckle rotation mechanism is installed on the bending plate, so that the seat and the seat belt buckle can be assembled on the bending plate at the same time. The seat belt buckle can rotate around the first rotating shaft. Through the cooperation of the first rotating shaft and the fixed plate, it can be used in conjunction with the seat belt buckle to realize the rotation function of the seat belt buckle, which is convenient for users. By being able to assemble the seat and the seat belt buckle on the bending plate at the same time, the space of the whole vehicle is saved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] This specification includes the following drawings, which show the following contents:

[0016] Figure 1 It is a schematic diagram of the overall structure of a mounting bracket of a seat back mounting device of the present invention;

[0017] Figure 2The utility model is a schematic diagram of the overall structure of a seat back mounting device of the present invention.

[0018] The markings in the figure are: 1. Mounting bracket; 101. Mounting base plate; 102. Bending plate; 103. First groove; 104. Second mounting hole; 2. Seat; 3. Fixing mechanism; 301. Positioning pin; 302. First mounting hole; 4. Locking buckle rotation mechanism; 401. First rotating shaft; 402. Fixing plate; 5. Seat belt buckle; 6. Weight reduction hole; 7. Limiting plate; 8. First limiting groove; 9. Reinforcing rib. DETAILED DESCRIPTION

[0019] The specific implementation methods of the present invention are further explained in detail below by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and facilitating their implementation.

[0020] like Figures 1-2 As shown, a seat back mounting device comprises a mounting bracket 1 and a seat belt buckle 5, wherein the mounting bracket 1 is arranged on a vehicle body, and the seat 2 and the seat belt buckle 5 are arranged on the mounting bracket 1. The mounting bracket 1 is fixed on the vehicle body, the seat 2 is bolted to the mounting bracket 1 to fix the seat, the seat belt buckle 5 is movably connected to the mounting bracket 1, and the seat belt buckle 5 can cooperate with the seat belt to lock the seat belt to protect the safety of the passengers and the driver.

[0021] The mounting bracket 1 includes a mounting base plate 101, and a bending plate 102 is bent at both ends of the mounting base plate 101. A fixing mechanism 3 is provided on the bending plate 102, and the fixing mechanism 3 is connected to the seat 2. The mounting base plate 101 is a square plate, and the mounting base plate 101 is fixed on the body of the car. The bending plates 102 are bent at both ends of the mounting base plate 101. The bending plate 102 is a plate with a trapezoidal cross-section. The mounting base plate 101 and the bending plate 102 form a U-shaped structure, and the bending plate 102 provides lateral support for the seat 2. The fixing mechanism 3 on the bending plate 102 further strengthens the connection with the seat and increases the overall strength. The bending plate 102 has a certain height, can be offset against one side of the seat 2, and is connected to the seat 2 by bolts. The fixing mechanism 3 can be used to strengthen the connection strength between the bending plate 102 and the seat 2, so that the connection between the seat 2 and the bending plate 102 is more stable.

[0022] The fixing mechanism 3 includes a positioning pin 301, which is fixed on the bending plate 102. The seat 2 cooperates with the positioning pin 301. The bending plate 102 is provided with a first mounting hole 302, which is bolted to the seat 2. The positioning pin 301 is used to assist in the installation of the seat 2. The seat 2 has a groove that matches the positioning pin 301. When the seat 2 is installed, the groove matches the positioning pin 301. The positioning pin 301 abuts against the seat 2, supporting the seat 2 to assist in fixing the seat. Then, a bolt can be used to pass through the first mounting hole 302 to connect with the seat 2. The positioning pin 301 and the first mounting hole 302 cooperate with each other, and the seat 2 can be firmly fixed under the joint action.

[0023] The buckle rotating mechanism 4 is provided on the bending plate 102, and the buckle rotating mechanism 4 includes a first rotating shaft 401, which is provided on the bending plate 102, one end of the first rotating shaft 401 is connected to the fixing plate 402, and the first rotating shaft 401 is sleeved with a seat belt buckle 5. The buckle rotating mechanism 4 is installed on the bending plate 102 and fixedly connected to the bending plate 102, so that the seat 2 and the seat belt buckle 5 can be assembled on the bending plate 102 at the same time, improving the assembly accuracy while ensuring the strength of the seat 2 and the seat belt buckle 5. The first rotating shaft 401 is arranged on the bending plate 102, and the first rotating shaft 401 is fixedly connected to the bending plate 102. The first rotating shaft 401 provides a rotating support shaft for the seat belt buckle 5, so that the seat belt buckle 5 can rotate around it. The fixing plate 402 is a circular structure, which is used to limit the seat belt buckle 5. The fixing plate 402 is against the seat belt buckle 5 to ensure that the seat belt buckle 5 will not deviate and affect the use. Through the coordinated action of the first rotating shaft 401 and the fixing plate 402, it can be used in conjunction with the seat belt buckle 5 to realize the rotation function of the seat belt buckle 5, which is convenient for users.

[0024] The bending plate 102 is provided with a weight-reducing hole 6, and a limiting plate 7 is provided on the bending plate 102, and the limiting plate 7 cooperates with the seat belt buckle 5. The weight-reducing hole 6 can reduce the weight of the bending plate 102 itself, and can also save materials and reduce costs. The limiting plate 7 is arranged on one side of the seat belt buckle 5, and can limit the rotation angle of the seat belt buckle 5 when the seat belt buckle 5 rotates, so that the rotation angle of the seat belt buckle 5 is not too large, and the range of motion of the seat belt buckle 5 is limited, and the seat belt buckle 5 is prevented from excessive movement, so as to ensure the normal use and safety of the seat belt buckle 5.

[0025] The bending plate 102 is provided with a first limiting groove 8, and the first limiting groove 8 cooperates with the seat 2. The seat 2 is provided with a structure that cooperates with the first limiting groove 8. When the seat 2 is installed, the seat 2 can move downward along the first limiting groove 8 until the seat 2 abuts against the positioning pin 301, which is used to assist in the installation of the seat 2.

[0026] The mounting base plate 101 is provided with a first groove 103, and a second mounting hole 104 is provided in the first groove 103. The second mounting hole 104 is connected with a vehicle body bolt. The first groove 103 is a U-shaped groove, and the second mounting hole 104 is provided in the first groove 103. The mounting base plate 101 is connected with the vehicle body by passing a bolt through the second mounting hole 104. At the same time, one end of the bolt can be completely located in the first groove 103, and the bolt will not protrude, and the bolt will not wear against the seat 2, which can extend the service life of the seat 2.

[0027] The positioning pin 301 and the first mounting hole 302 are symmetrically arranged on the central axis of the first limiting groove 8. The positioning pin 301 and the first mounting hole 302 are symmetrically distributed on both sides of the seat 2, which can ensure that the seat 2 is evenly supported and fixed on both sides, so that the seat 2 remains stable during the driving of the vehicle and will not tilt or move. The seat 2 is completely fixed so that the seat 2 can be completely fixed on the bending plate 102.

[0028] Reinforcement ribs 9 are provided between the mounting base plate 101 and the bending plate 102. The reinforcement ribs 9 are provided at equal intervals, and the reinforcement ribs 9 provided between the mounting base plate 101 and the bending plate 102 can make the connection between the mounting base plate 101 and the bending plate 102 more stable. The presence of the reinforcement ribs 9 can improve the overall rigidity of the mounting bracket 1 and prevent the mounting bracket 1 from being deformed when subjected to a large load.

[0029] The mounting base plate 101 and the bending plate 102 are an integrally formed structure. This makes the structure of the mounting base plate 101 and the bending plate 102 more stable. When bearing the weight of the seat 2 and the passengers and various forces generated during the driving of the vehicle, the shape and structural integrity can be better maintained, reducing the risk of deformation and damage; the surface of the integrally formed structure is smoother and flatter, without connection gaps and welding points, so that the mounting base plate 101 and the bending plate 102 have better appearance quality. This has a positive impact on the overall aesthetics of the car interior and improves the quality of the vehicle.

[0030] Functions and Effects of the Embodiments

[0031] The two ends of the installation base plate 101 are bent to form a bending plate 102 to form a U-shaped structure. The bending plate 102 has a certain height and can be against one side of the seat 2. It is connected to the seat 2 by bolts. The positioning pin 301 is used to assist in the installation of the seat 2. The seat 2 has a groove that matches the positioning pin 301. When the seat 2 is installed, the groove matches the positioning pin 301 to assist in fixing the seat. Then, the bolt can be used to pass through the first installation hole 302 to connect with the seat 2. The positioning pin 301 and the first installation hole 302 cooperate with each other to firmly fix the seat 2. The buckle rotating mechanism 4 is installed on the bending plate 102, so that the seat 2 and the seat belt buckle 5 can be assembled on the bending plate 102 at the same time. The seat belt buckle 5 can rotate around the first rotating shaft 401. Through the cooperation of the first rotating shaft 401 and the fixing plate 402, it can be used in conjunction with the seat belt buckle 5 to realize the rotation function of the seat belt buckle 5, which is convenient for users.

[0032] The present invention is described above by way of example in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-mentioned methods. As long as various non-substantial improvements are made using the method concept and technical solution of the present invention; or the above concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A seat back mounting device, characterized in that: It comprises a mounting bracket (1) and a seat belt buckle (5); the mounting bracket (1) is arranged on a vehicle body, and the seat (2) and the seat belt buckle (5) are arranged on the mounting bracket (1).

2. A seat back mounting device according to claim 1, characterized in that: The mounting bracket (1) comprises a mounting base plate (101), two ends of the mounting base plate (101) are bent to form bending plates (102), a fixing mechanism (3) is provided on the bending plate (102), and the fixing mechanism (3) is connected to the seat (2).

3. A seat back mounting device according to claim 2, characterized in that: The fixing mechanism (3) comprises a positioning pin (301), the positioning pin (301) is fixed on the bending plate (102), the seat (2) cooperates with the positioning pin (301), the bending plate (102) is provided with a first mounting hole (302), and the first mounting hole (302) is bolted to the seat (2).

4. A seat back mounting device according to claim 2, characterized in that: A lock buckle rotating mechanism (4) is arranged on the bending plate (102), and the lock buckle rotating mechanism (4) comprises a first rotating shaft (401), the first rotating shaft (401) is arranged on the bending plate (102), one end of the first rotating shaft (401) is connected to a fixing plate (402), and a safety belt lock buckle (5) is sleeved on the first rotating shaft (401).

5. The seat back mounting device according to claim 2, characterized in that: The bending plate (102) is provided with a weight-reducing hole (6), the bending plate (102) is provided with a limiting plate (7), and the limiting plate (7) is provided on one side of the safety belt buckle (5).

6. The seat back mounting device according to claim 2, characterized in that: The bending plate (102) is provided with a first limiting groove (8), and the first limiting groove (8) cooperates with the seat (2).

7. The seat back mounting device according to claim 2, characterized in that: The mounting base plate (101) is provided with a first groove (103), a second mounting hole (104) is provided in the first groove (103), and the second mounting hole (104) is connected to a vehicle body bolt.

8. The seat back mounting device according to claim 3, characterized in that: The positioning pin (301) and the first mounting hole (302) are arranged symmetrically with respect to the central axis of the first limiting groove (8).

9. The seat back mounting device according to claim 2, characterized in that: A reinforcing rib (9) is provided between the installation base plate (101) and the bending plate (102).

10. The seat back mounting device according to claim 2, characterized in that: The mounting base plate (101) and the bending plate (102) are an integrally formed structure.

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