CN115923624A - Novel automobile seat support and preparation process thereof - Google Patents

Abstract

The invention discloses a novel automobile seat support, which comprises an automobile seat slide rail, wherein a pair of outer side front supports and a pair of rear foot supports are fixedly arranged on the automobile seat slide rail, and a seat support main body part is connected with the pair of outer side front supports and the pair of rear foot supports; the connection part of the outer side front support and/or the outer side rear foot support and the seat support main body part is provided with a gradual-breaking structure for reducing the impact of people in the automobile during the automobile collision. The invention also discloses a preparation process of the automobile seat support, which comprises the following process steps in sequence: the steel plate is continuously punched to form a seat support main body, an outer side front support and a rear foot support, and the seat support main body, the outer side front support, the rear foot support and the automobile seat slide rail are connected into the automobile seat support through connecting pieces. The invention can greatly reduce the impact of drivers and passengers in the vehicle during collision by arranging the gradually-breaking structure, and reduce the risk of collision between the passengers and the inner wall of the vehicle body.

Description

A new type of car seat bracket and its preparation process

technical field

The invention relates to a novel car seat bracket and a preparation process thereof.

Background technique

As one of the most important industries in global economic development, the automobile industry has greatly promoted the common development of multiple industries such as materials, chemicals, electronics, and machinery manufacturing. It has become an important symbol to evaluate the degree of industrial development of a country. In a sense, the car body structure is composed of some thin plate members through certain connecting devices. The number of these thin plate members accounts for about 70% to 80% of the number of vehicle parts, and most of them are different. degree of manufacturing difficulty. The main load-bearing structure of the car is the body frame, which is about one-third of the entire curb weight of the car. The weight of the frame and structure of the car directly affects the performance and service life of the vehicle, such as power performance, fuel economy, etc. With the advancement of science and technology and the development of automobile technology, people's first choice is generally low-emission pollution, good safety, and a wide range of uses. In order to achieve this, it is necessary to minimize the mass of the vehicle based on the rigidity and strength that meet the requirements in the body. In addition, how to reduce the acceleration of the car seat bracket when the car encounters a collision when the car suddenly decelerates is currently mainly through strengthening the car seat bracket and seat belts, etc. The impact of the driver and passengers in the car is still very large. . The patent with the publication number CN109760563A: a car seat support structure with collision energy absorption characteristics, including a seat cushion, a height adjustment device and a mounting base, and the height adjustment device is provided with a height adjustment drive assembly and two sets of connecting rod assemblies; The height-adjusting drive assembly can adjust and lock the rotation angle between the rear link and the rear bracket of one set of the link assemblies; Format energy-absorbing structure. It alleviates and absorbs the impact of a collision by setting an energy-absorbing structure on the car seat bracket, but the impact of the driver and passengers in the car is still very large, which may still cause the risk of collision between the person and the inner wall of the car.

Contents of the invention

The purpose of the present invention is to overcome the defects in the prior art and provide a new type of car seat bracket, which can greatly reduce the impact of the driver and passengers in the car during the collision through the setting of the tapered structure, and reduce the impact of people and the car. Risk of internal wall impingement.

In order to achieve the above object, the technical solution of the present invention is to design a novel car seat support, comprising a car seat slide rail, a pair of outer front supports and a pair of rear foot supports are fixedly arranged on the car seat slide rail, and a The main part of the seat bracket is connected to the outer front bracket and a pair of rear foot brackets at the same time;

The connection between the outer front bracket and/or the rear foot bracket and the main part of the seat bracket is provided with a tapered structure for reducing the impact of the occupants when the car hits. The setting of the tapering structure can greatly reduce the impact of the driver and occupants in the vehicle during a collision, and reduce the risk of collision between the personnel and the inner wall of the vehicle body.

A further technical solution is that a connecting shaft is provided on the outer front bracket or the rear foot bracket, and the tapered structure includes several teeth integrally arranged on the connecting shaft, and the teeth on the connecting shaft are arranged on the side peripheral surface of the connecting shaft. On the lower half peripheral surface, the main part of the seat support is provided with a connection hole adapted to the connection shaft, and the side wall of the hole below the connection hole is provided with a toothed surface adapted to the tooth shape on the connection shaft. By changing the surface structure of the connecting shaft, the connection strength of the lower half of the connecting shaft after welding the connecting shaft and the connecting hole is slightly smaller than that of the prior art, so that the lower part of the connecting shaft will break or fall off first when the car hits In this way, the impact when the car hits is reduced, and the process of tooth fracture also absorbs part of the impact.

Another technical solution is that the outer front bracket or the rear anchor bracket is provided with bolt holes for connecting with the car seat slide rails, and the tapered structure includes fastening bolts adapted to the bolt holes, located on the bottom plate of the vehicle body. The strength of the fastening bolts on the outer front bracket and the rear anchor bracket on the same diagonal is smaller than the strength of the fastening bolts on the outer front bracket and the rear anchor bracket on the other diagonal of the vehicle body floor. The fastening strength of the fastening bolts at different positions is set differently, so that when the car collides, part of the fastening bolts will break first, and the part of the fastening bolts will be broken to absorb the impact of the collision, reducing the impact of the car collision. Reduce the risk of people colliding with the inner wall of the vehicle.

Another technical solution is that the outer front bracket or the rear foot bracket is provided with an oblong hole for connecting with the car seat slide rail, and the car seat slide rail is provided with a bolt hole smaller in size than the oblong hole, which is suitable for the bolt hole. Fastening bolts are provided, and the progressive structure includes a stepped impact-reducing elastic block fixedly connected to the inner wall of the oblong hole. Through the setting of the oblong hole, then set the fastening strength of the fastening bolt (satisfies the fastening strength during normal driving, but cannot bear the greater fastening strength due to the huge acceleration during impact), so that when the car collides ( The bolt moves along the oblong hole or in other words moves in the oblong hole) the main part of the seat bracket slides relative to the car slide rail, and when the bolt moves with the main part of the whole seat bracket, it is blocked by the impact-reducing elastic block, and due to the stepped The setting of the impact-reducing elastic block can realize the gradual movement of the bolt and the gradual crushing of the impact-reducing elastic block, which effectively reduces the impact when the car hits and reduces the risk of people colliding with the inner wall of the car.

A further technical solution is that the shock-reducing elastic block includes rubber plates whose size gradually decreases from bottom to top. One end of the rubber plate with the largest size is against the inner wall of the oblong hole, and the other end is against the fastening bolt. The shock-reducing elastic block consists of The rubber plate from bottom to top is gradually set away from the fastening bolts.

The technical solution also provided by the present invention is that the process for preparing a novel car seat bracket includes the following steps in sequence: the steel plate is continuously stamped to form the seat bracket main body, the outer front bracket and the rear foot bracket; The parts connect the seat bracket main body, the outer front bracket, the rear foot bracket and the car seat slide rail to form the car seat bracket.

A further technical solution is that the connecting piece includes teeth or fastening bolts or impact-reducing elastic blocks in a progressive structure;

Weld the teeth into the connecting holes;

Tighten the fastening bolts to the slide rail of the car seat;

The impact-reducing elastic block is welded to the hole inner wall of the oblong hole and welded to the upper surface of the car seat slide rail.

The advantages and beneficial effects of the present invention lie in that the impact of the occupants in the vehicle during a collision can be greatly reduced through the setting of the tapering structure, and the risk of collision between the personnel and the inner wall of the vehicle can be reduced to a large extent.

By changing the surface structure of the connecting shaft, the connection strength of the lower half of the connecting shaft after welding the connecting shaft and the connecting hole is slightly smaller than that of the prior art, so that the lower part of the connecting shaft will break or fall off first when the car hits In this way, the impact when the car hits is reduced, and the process of tooth fracture also absorbs part of the impact.

The fastening strength of the fastening bolts at different positions is set differently, so that when the car collides, part of the fastening bolts will break first, and the part of the fastening bolts will be broken to absorb the impact of the collision, reducing the impact of the car collision. Reduce the risk of people colliding with the inner wall of the vehicle.

Through the setting of the oblong hole, then set the fastening strength of the fastening bolt (satisfies the fastening strength during normal driving, but cannot bear the greater fastening strength due to the huge acceleration during impact), so that when the car collides ( The bolt moves along the oblong hole or in other words moves in the oblong hole) the main part of the seat bracket slides relative to the car slide rail, and when the bolt moves with the main part of the whole seat bracket, it is blocked by the impact-reducing elastic block, and due to the stepped The setting of the impact-reducing elastic block can realize the gradual movement of the bolt and the gradual crushing of the impact-reducing elastic block, which effectively reduces the impact when the car hits and reduces the risk of people colliding with the inner wall of the car.

Description of drawings

Fig. 1 is the schematic diagram of a kind of novel automobile seat support of the present invention;

Fig. 2 is the longitudinal sectional view of the front view of Fig. 1 passing through the oblong hole;

Fig. 3 is the enlarged schematic diagram of oblong hole part in Fig. 2;

Fig. 4 is a top view of the oblong hole and its internal parts in Fig. 3 .

In the figure: 1. Car seat slide rail; 2. Outer front bracket; 3. Rear foot bracket; 4. Main part of seat bracket; 5. Fastening bolt; 6. Shock-reducing elastic block.

Detailed ways

The specific implementation manners of the present invention will be further described below in conjunction with the drawings and examples. The following examples are only used to illustrate the technical solutions of the present invention more clearly, but not to limit the protection scope of the present invention.

As shown in Figures 1 to 4, the present invention is a novel car seat bracket, comprising a car seat slide rail 1, a pair of outer front brackets 2 and a pair of rear foot brackets are fixedly arranged on the car seat slide rail 1 3. The seat bracket body part 4 is connected with a pair of outer front brackets 2 and a pair of rear foot brackets 3 at the same time; There is a gradual break structure for reducing the impact of the occupants of the car when the car hits. The outer front bracket 2 or the rear foot bracket 3 are provided with oblong holes for connecting with the car seat slide rail 1, and the car seat slide rail 1 is provided with bolt holes smaller in size than the oblong holes. The bolt 5 is fastened, and the tapering structure includes a stepped impact-reducing elastic block 6 fixedly connected to the inner wall of the oblong hole. The impact-reducing elastic block 6 includes rubber plates whose size gradually decreases from bottom to top. One end of the rubber plate with the largest size is against the inner wall of the oblong hole, and the other end is against the fastening bolt 5. The impact-reducing elastic block 6 is from bottom to top. The rubber plate is gradually set away from the fastening bolt 5 .

The process for preparing a new type of car seat bracket includes the following steps in sequence: the steel plate is continuously stamped to form a seat bracket main body, an outer front bracket 2 and a rear foot bracket 3, and the seat bracket main body, The outer front bracket 2, the rear foot bracket 3 and the car seat slide rail 1 are connected to form a car seat bracket. The fastening bolt 5 is fastened on the car seat slide rail 1; the impact-reducing elastic block 6 is welded to the inner sidewall of the oblong hole and welded to the car seat slide rail 1 upper surface. The tapering structure includes gears fixedly arranged on the outer front bracket or the rear anchor bracket, the lower end surface of the outer front bracket or the rear anchor bracket is provided with a groove for accommodating the gear, and the teeth at the lower end of the gear exceed the outer front bracket or The lower end surface of the rear foot bracket, the car seat slide rail is provided with a rack-shaped surface adapted to the gear (specifically, the upper surface of the car seat slide rail is provided with a rack-shaped surface), the gear It is fixedly connected with the upper surface of the car seat slide rail. The length of the rack-shaped surface is less than the length of the outer front bracket (or rear foot bracket). The stop block for the bracket or the rear foot bracket to continue to slide. The stop block is integrated with the slide rail of the car seat or fixedly connected. The end of the bracket or the rear foot bracket) is provided with a spacing. On this basis, fastening bolts can also be set to be used to fix the outer front bracket or rear anchor bracket with the car seat slide rail, and the fastening strength of the fastening bolts is less than that of the gear and the rack on the car seat slide rail. The fastening strength of the shaped surface is small, forming a three-stage tapered structure.

It works as follows:

Through the setting of the oblong hole, then set the fastening strength of the fastening bolt (satisfies the fastening strength during normal driving, but cannot bear the greater fastening strength due to the huge acceleration during impact), when the car collides (the bolt Translate along the oblong hole or move in the oblong hole) the main part of the seat bracket slides relative to the slide rail of the car, and when the bolt moves with the main part of the entire seat bracket, it is blocked by the impact-reducing elastic block, and due to the stepped reducing The setting of the impact elastic block can realize the gradual movement of the bolt and the gradual crushing of the impact-reducing elastic block, which effectively reduces the impact when the car hits and reduces the risk of people colliding with the inner wall of the car.

The stop block arranged on one side further alleviates the impact when the car hits, prevents the main part of the car seat from continuing to translate, and further reduces the impact.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.

Claims (7)

1. A novel car seat support, is characterized in that, comprises car seat slide rail, is fixedly provided with a pair of outer front support and a pair of rear foot support on the car seat slide rail, and a pair of outer front support, a The main part of the seat bracket is connected to the rear foot bracket at the same time; The connection between the outer front bracket and/or the rear foot bracket and the main part of the seat bracket is provided with a tapered structure for reducing the impact of the occupants when the car hits. 2. A new type of car seat bracket according to claim 1, characterized in that, the outer front bracket or the rear foot bracket is provided with a connecting shaft, and the tapering structure includes several integrally arranged on the connecting shaft. The teeth on the connecting shaft are set on the side peripheral surface of the connecting shaft and its lower half peripheral surface, the main part of the seat bracket is provided with a connecting hole adapted to the connecting shaft, and the hole side wall below the connecting hole A toothed surface adapted to the toothing on the connecting shaft is provided. 3. A new type of car seat bracket according to claim 1, characterized in that, the outer front bracket or rear anchor bracket is provided with a bolt hole for being connected with the car seat slide rail, and the tapered The structure includes fastening bolts adapted to the bolt holes, and the strength of the fastening bolts on the outer front bracket and rear anchor bracket located on the same diagonal line of the body floor is smaller than that of the outer front bracket located on the other diagonal line of the body floor. The strength of the fastening bolts on the bracket and the rear anchor bracket. 4. A new type of car seat bracket according to claim 1, characterized in that, the outer front bracket or rear foot bracket is provided with an oblong hole for being connected with the car seat slide rail, and the car seat slide rail Bolt holes smaller in size than the oblong holes are provided on the rail, and fastening bolts are fitted to the bolt holes. The progressive structure includes a stepped impact-reducing elastic block fixedly connected to the inner wall of the oblong hole. 5. A new type of car seat support according to claim 4, wherein the impact-reducing elastic block includes rubber plates whose size gradually decreases from bottom to top, and one end of the largest rubber plate abuts against the oblong hole. The inner wall of the hole and the other end lean against the fastening bolt, and the impact-reducing elastic block is gradually set away from the fastening bolt from the bottom to the upper rubber plate. 6. The process for preparing the novel car seat bracket as claimed in any one of claims 1 to 5, is characterized in that it comprises the following steps of processing in sequence: the steel plate is continuously punched to make the seat bracket main body and the outer front bracket and the rear foot support, the seat support main body, the outer front support, the rear foot support and the car seat slide rail are connected to form the car seat support through the connecting piece. 7. The preparation process of a novel car seat support according to claim 6, characterized in that, said connectors include teeth or fastening bolts or impact-reducing elastic blocks in a tapered structure; Weld the teeth into the connecting holes; Tighten the fastening bolts to the slide rail of the car seat; The impact-reducing elastic block is welded to the hole inner wall of the oblong hole and welded to the upper surface of the car seat slide rail.

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