A plastic cover for a fixed foot plate of a slide rail of an automobile seat

CN224409006UActive Publication Date: 2026-06-26WUHAN FUXIN SHENGYUAN PRECISION MANUFACTURING CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUHAN FUXIN SHENGYUAN PRECISION MANUFACTURING CO LTD
Filing Date
2025-07-15
Publication Date
2026-06-26

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Abstract

The utility model relates to a plastic cover for automobile seat slide rail fixed footboard belongs to plastic cover technical field, including slide rail fixed footboard body and plastic cover body, the top wall of plastic cover body inner chamber is equipped with fixed component, plastic cover body is fixed in the outside right side of slide rail fixed footboard body through fixed component, fixed component includes the fixed plate fixed in plastic cover body inner chamber top wall. The plastic cover for automobile seat slide rail fixed footboard, by adopting spring buckle type structure, need not bolt, tool can complete installation, one person can operate, significantly promotes assembly efficiency, is applicable to automatic production line, through the insertion cooperation of clamping bar and clamping hole, the spring elasticity action is combined, ensures the connection firm, can effectively prevent loosening or falling off through the limiting structure, the cover can be disassembled and reassembled repeatedly without damaging, is convenient for the later maintenance, overhaul or replacement, reduces maintenance cost, improves product life cycle value.
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Description

Technical Field

[0001] This utility model relates to the field of plastic cover technology, specifically a plastic cover for fixing footplates on car seat slide rails. Background Technology

[0002] With the continuous development of the automotive industry, consumers have put forward higher requirements for the comfort, safety and assembly efficiency of car seats. As an important mechanism for realizing the fore-and-aft adjustment of seats, the stability of the car seat slide rail system and the ease of assembly directly affect the overall vehicle quality and production efficiency.

[0003] In existing technologies, the fixing feet of car seat slide rails are usually made of metal and connected to the car body floor by means of bolts, rivets or welding. In order to improve the aesthetics and prevent foreign objects from entering the slide rail mechanism, a plastic cover is usually added to the outside of the fixing feet. However, the existing plastic cover installation method has the following problems: most covers are connected to the metal feet by screws or clips, and the installation process requires tools, which is cumbersome and difficult to meet the high efficiency requirements of modern car assembly lines. Therefore, a plastic cover for fixing feet of car seat slide rails is proposed. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a plastic cover for fixing foot plates of automotive seat slide rails. It has the advantages of being able to complete the installation without bolts or tools, being operable by one person, significantly improving assembly efficiency, and being suitable for automated production lines, thus solving the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A plastic cover for a sliding rail fixing footplate in a car seat includes a sliding rail fixing footplate body and a plastic cover body. The top wall of the inner cavity of the plastic cover body is provided with a fixing component, and the plastic cover body is fixed to the outer side of the right side of the sliding rail fixing footplate body by the fixing component.

[0007] The fixing assembly includes a fixing plate fixed to the top wall of the inner cavity of the plastic cover. Fixing cylinders are fixed to both the front and back of the fixing plate. Springs are fixed to the opposite side walls of the inner cavities of the front and rear fixing cylinders. Connecting rods are fixed to the opposite side of the springs on both the front and rear sides. The connecting rods on both the front and rear sides are slidably connected to the inside of the front and rear fixing cylinders. A toggle rod is fixed to the opposite side of the connecting rods on both the front and rear sides.

[0008] Both the front and rear sides of the actuating lever are fixed with a locking rod on the opposite side. A sliding groove is opened through the right side of the plastic cover. Limiting parts are provided on the front and back of the fixing plate. The front and back of the slide rail fixing foot plate are both opened with locking holes. Both the front and rear sides of the locking rod are slidably inserted into the locking holes on the front and rear sides.

[0009] Furthermore, the limiting component includes sliding rods fixed to the front and back of the fixing plate. The opposite sides of the sliding rods on both the front and back are fixedly connected to the front and back walls of the inner cavity of the plastic cover. Limiting rods are fixed to the upper surfaces of the actuating rods on both the front and back. Sliding holes are opened through the front of the limiting rods on both the front and back. The sliding rods on both the front and back are slidably connected inside the sliding holes on both the front and back.

[0010] Furthermore, the plastic cover includes a frame, and a baffle is fixed to one side of the interior of the frame, with the left side of the baffle flush with the left side of the frame.

[0011] Furthermore, the connecting rod moves linearly back and forth inside the fixed cylinder.

[0012] Furthermore, the outer diameter of the connecting rod is adapted to the inner diameter of the fixed cylinder.

[0013] Furthermore, the fixing plate is located on the transverse central axis of the plastic cover.

[0014] Furthermore, the fixing cylinders on the front and rear sides are symmetrically distributed on both sides of the transverse central axis of the fixing plate.

[0015] Furthermore, the actuating rods on both the front and rear sides are slidably connected inside the slide groove.

[0016] Compared with the prior art, the present invention provides a plastic cover for fixing the footplate of a car seat slide rail, which has the following advantages:

[0017] This plastic cover for fixing footplates on car seat slide rails uses a spring-loaded snap-on structure, allowing for installation without bolts or tools. It can be operated by a single person, significantly improving assembly efficiency and making it suitable for automated production lines. The snap-on mechanism, with its interlocking rod and snap-on holes, combined with the spring's elasticity, ensures a secure connection. The limiting structure effectively prevents loosening or detachment, adapting to the vibration environment of a running car. The cover can be repeatedly disassembled and reassembled without damage, facilitating future maintenance, repair, or replacement, reducing maintenance costs, and increasing product lifecycle value. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the connection structure between the frame and the baffle of this utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of the frame of this utility model;

[0021] Figure 4 This is a schematic diagram of the connection structure between the card hole and the slide rail fixing foot plate body of this utility model.

[0022] In the diagram: 1. Slide rail fixing foot plate body, 2. Plastic cover body, 201. Frame body, 202. Baffle, 3. Fixing component, 301. Fixing plate, 302. Fixing cylinder, 303. Spring, 304. Connecting rod, 305. Actuating rod, 306. Locking rod, 307. Slide groove, 308. Locking hole, 309. Slide rod, 310. Limiting rod. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figures 1 to 2 In this embodiment, a plastic cover for fixing footplates of car seat slide rails includes a slide rail fixing footplate body 1 and a plastic cover body 2. The top wall of the inner cavity of the plastic cover body 2 is provided with a fixing component 3, and the plastic cover body 2 is fixed to the outer side of the right side of the slide rail fixing footplate body 1 by the fixing component 3.

[0025] In this embodiment, the plastic cover 2 includes a frame 201, and a baffle 202 is fixed on one side inside the frame 201. The left side of the baffle 202 is flush with the left side of the frame 201.

[0026] Please see Figures 3 to 4 In this embodiment, the fixing component 3 includes a fixing plate 301 fixed to the top wall of the inner cavity of the plastic cover body 2. Fixing cylinders 302 are fixed on both the front and back sides of the fixing plate 301. Springs 303 are fixed on opposite side walls of the inner cavities of the front and rear fixing cylinders 302. Connecting rods 304 are fixed on opposite side walls of the front and rear springs 303. The connecting rods 304 are slidably connected inside the front and rear fixing cylinders 302. A toggle rod 305 is fixed on opposite side walls of the connecting rods 304.

[0027] Specifically, a locking rod 306 is fixed on the opposite side of the front and rear actuating rods 305. A sliding groove 307 is provided through the right side of the plastic cover body 2. Limiting members are provided on the front and back of the fixing plate 301. A locking hole 308 is provided through the front and back of the slide rail fixing foot plate body 1. The opposite side of the front and rear locking rods 306 is slidably inserted into the inside of the locking hole 308 on the front and rear sides. The limiting members include sliding rods 309 fixed on the front and back of the fixing plate 301. The opposite side of the front and rear sliding rods 309 is fixedly connected to the front wall and back wall of the inner cavity of the plastic cover body 2. Limiting rods 310 are fixed on the upper surface of the front and rear actuating rods 305.

[0028] Specifically, installation can be completed without bolts or tools, can be operated by one person, significantly improves assembly efficiency, and is suitable for automated production lines.

[0029] Specifically, during disassembly, by squeezing the lever 305 again, the locking lever 306 will disengage from the locking hole 308, allowing the plastic cover 2 to be pulled out, thus achieving quick disassembly.

[0030] Specifically, sliding holes are provided through the front of the front and rear limit rods 310, and the front and rear sliding rods 309 are slidably connected inside the front and rear sliding holes. The connecting rod 304 moves linearly back and forth inside the fixed cylinder 302. The outer diameter of the connecting rod 304 is adapted to the inner diameter of the fixed cylinder 302. The fixed plate 301 is located on the transverse central axis of the plastic cover 2. The front and rear fixed cylinders 302 are symmetrically distributed on the front and rear sides of the transverse central axis of the fixed plate 301. The front and rear actuating rods 305 are slidably connected inside the sliding groove 307.

[0031] It should be noted that the operator manually pinches the actuating rods 305 on both the front and rear sides and presses them in opposite directions, causing the actuating rods 305 on both the front and rear sides to slide in opposite directions within the slide grooves 307. The actuating rods 305 on both the front and rear sides drive the connecting rods 304 on both the front and rear sides to slide within the fixed cylinders 302 on both the front and rear sides, compressing the springs 303 on both the front and rear sides. At the same time, the locking rods 306 on both the front and rear sides retract inward with the actuating rods 305 on both the front and rear sides. Then, the plastic cover 2 is fitted onto the outer side of the right side of the slide rail fixing foot plate body 1. After that, the actuating rods 305 on both the front and rear sides are released, and the springs 303 on both the front and rear sides return to their original positions, causing the opposite sides of the locking rods 306 on both the front and rear sides to slide and insert into the locking holes 308 on both the front and rear sides, completing the fixed installation.

[0032] The working principle of the above embodiments is as follows:

[0033] In use, the operator manually pinches the actuating levers 305 on both the front and rear sides, pressing them in opposite directions to make them slide in opposite directions within the slide grooves 307. The actuating levers 305 on both the front and rear sides drive the connecting rods 304 on both the front and rear sides to slide within the fixed cylinders 302 on both the front and rear sides, compressing the springs 303 on both the front and rear sides. At the same time, the locking rods 306 on both the front and rear sides retract with the actuating levers 305 on both the front and rear sides. Then, the plastic cover 2 is fitted onto the outer side of the right side of the slide rail fixing foot plate body 1. After that, the actuating levers 305 on both the front and rear sides are released, and the springs 303 on both the front and rear sides return to their original positions. This causes the opposite sides of the locking rods 306 on both the front and rear sides to slide and insert into the locking holes 308 on both the front and rear sides, completing the fixed installation. To disassemble, the actuating levers 305 are pinched again, and the locking rods 306 are removed from the locking holes 308, allowing the plastic cover 2 to be pulled out for quick disassembly.

[0034] It should be noted that the orientations or positional relationships indicated herein are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the purpose of facilitating the description of this application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0035] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0036] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A plastic cover for a seat slide rail fixing foot plate of an automobile, comprising a slide rail fixing foot plate body (1) and a plastic cover body (2), characterized in that: The top wall of the inner cavity of the plastic cover (2) is provided with a fixing component (3), and the plastic cover (2) is fixed to the outside of the right side of the slide rail fixing foot plate body (1) by the fixing component (3); The fixing component (3) includes a fixing plate (301) fixed to the top wall of the inner cavity of the plastic cover body (2). The fixing plate (301) has a fixing cylinder (302) fixed on both the front and back sides. The fixing cylinder (302) has a spring (303) fixed on the opposite side wall of the inner cavity of the front and rear sides. The spring (303) has a connecting rod (304) fixed on the opposite side of the front and rear sides. The connecting rod (304) is slidably connected to the inside of the fixing cylinder (302) on both the front and rear sides. The connecting rod (304) has a toggle rod (305) fixed on the opposite side of the connecting rod (304) on both the front and rear sides. The front and rear sides of the actuating lever (305) are each fixed with a locking lever (306) on the opposite side. The right side of the plastic cover (2) is provided with a sliding groove (307). The front and back of the fixing plate (301) are provided with limiting members. The front and back of the slide rail fixing foot plate body (1) are provided with locking holes (308). The front and rear sides of the locking lever (306) are slidably inserted into the locking holes (308) on the front and rear sides.

2. The plastic cover for the fixed foot plate of the slide rail of the automobile seat according to claim 1, characterized in that: The limiting component includes a slide rod (309) fixed to the front and back of the fixing plate (301). The opposite sides of the slide rod (309) on both the front and back sides are fixedly connected to the front and back walls of the inner cavity of the plastic cover body (2). The upper surfaces of the actuating rods (305) on both the front and back sides are fixed with limiting rods (310). The front sides of the limiting rods (310) on both the front and back sides are provided with sliding holes. The slide rods (309) on both the front and back sides are slidably connected inside the sliding holes on both the front and back sides.

3. A plastic cover for fixing footplates of automotive seat slide rails according to claim 1, characterized in that: The plastic cover (2) includes a frame (201), and a baffle (202) is fixed on one side inside the frame (201). The left side of the baffle (202) is flush with the left side of the frame (201).

4. A plastic cover for fixing footplates of automotive seat slide rails according to claim 1, characterized in that: The connecting rod (304) moves linearly back and forth inside the fixed cylinder (302).

5. A plastic cover for fixing footplates of automotive seat slide rails according to claim 1, characterized in that: The outer diameter of the connecting rod (304) is adapted to the inner diameter of the fixed cylinder (302).

6. A plastic cover for fixing footplates of automotive seat slide rails according to claim 1, characterized in that: The fixing plate (301) is located on the transverse central axis of the plastic cover body (2).

7. A plastic cover for fixing footplates of automotive seat slide rails according to claim 1, characterized in that: The fixed cylinders (302) on the front and rear sides are symmetrically distributed on the front and rear sides of the transverse central axis of the fixed plate (301).

8. A plastic cover for fixing footplates of automotive seat slide rails according to claim 1, characterized in that: The actuating levers (305) on both the front and rear sides are slidably connected inside the slide groove (307).