A universal fixture for mounting a seat back

By designing a universal fixture that includes a base plate, a slide rail, a movable slide rail, and an adjustable backrest positioning block, the problem of requiring separate backrest fixture design for each project in the existing technology is solved, enabling rapid adaptation of seats for multiple vehicle models and reducing development costs and warehouse space occupation.

CN224544325UActive Publication Date: 2026-07-24CHANGCHUN FAWSN RES & DEV CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGCHUN FAWSN RES & DEV CO LTD
Filing Date
2025-08-06
Publication Date
2026-07-24

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Abstract

The utility model discloses a kind of general fixture for installing seat backrest, it is related to automobile seat test technical field, including bottom plate, symmetrically equipped with sliding slot on the bottom plate, mobile sliding rail is equipped on the sliding slot, the mobile sliding rail is vertically arranged with the sliding slot, mobile sliding rail is equipped with sliding block, adjustable backrest positioning block is equipped on the sliding block, guiding slot is equipped on the sliding block, the sliding bar is equipped on the backrest positioning block, the sliding bar is compatible with the guiding slot;A kind of general fixture for installing seat backrest of the utility model can realize the quick adaptation of multiple vehicle models seats, and is strong in universality, avoid the resource waste caused by repeated development, reduce development cost, occupy small warehouse space, and practicality is strong.
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Description

Technical Field

[0001] This utility model relates to the field of automotive seat testing technology, and in particular to a universal clamp for installing seat backrests. Background Technology

[0002] In tests such as automotive lumbar support and headrest impact tests, backrest clamps are used to secure the seat back and obtain key information throughout the test. Backrest clamps are easy to operate, simple to use, and easy to move without taking up too much space. However, in the past, each project required a separate backrest clamp, which necessitated individual design for each test, resulting in high development costs and excessive storage space.

[0003] Therefore, designing a universal clamp for installing seat backrests improves upon the above-mentioned problems. Utility Model Content

[0004] In view of the above-mentioned problems in the prior art, the present invention provides a universal clamp for installing seat backrests, which can realize rapid adaptation of seats of multiple models, has strong versatility, and avoids the waste of resources caused by repeated development.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0006] A universal clamp for installing a seat back includes a base plate with symmetrically arranged grooves on the base plate. A movable slide rail is provided on the groove, and the movable slide rail is arranged perpendicular to the groove. A slider is provided on the movable slide rail, and an adjustable backrest positioning block is provided on the slider. A guide groove is provided on the slider, and a slide bar is provided on the backrest positioning block. The slide bar is adapted to the guide groove.

[0007] As a preferred embodiment of this invention, the slider is provided with a first fixing hole for fixing the backrest positioning block.

[0008] As a preferred embodiment of this utility model, the backrest positioning block is provided with a plurality of second fixing holes.

[0009] As a preferred embodiment of this invention, the movable slide rail is provided with positioning bolts.

[0010] As a preferred embodiment of this invention, the slider is provided with positioning bolts.

[0011] By adopting the above technical solution, the beneficial effects of this utility model compared with the prior art are:

[0012] 1. This utility model provides a universal clamp for installing seat backrests, which can quickly adapt to seats of multiple models, has strong versatility, avoids resource waste caused by repeated development, and reduces development costs;

[0013] 2. This utility model provides a universal clamp for installing seat backrests, which occupies little warehouse space and is highly practical. Attached Figure Description

[0014] Other objects and results of this invention will become more apparent and readily understood with reference to the following description taken in conjunction with the accompanying drawings, and with a more complete understanding of the invention. In the drawings:

[0015] Figure 1 This is a perspective view of the present invention;

[0016] Figure 2 This is another perspective view of the present invention;

[0017] Figure 3 This is an exploded view of this utility model;

[0018] The reference numerals in the attached drawings include: base plate 1, slide groove 2, movable slide rail 3, slider 4, backrest positioning block 5, positioning bolt 6, guide groove 41, first fixing hole 42, slide bar 51, and second fixing hole 52. Detailed Implementation

[0019] The technical solutions of various embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0020] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component 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 utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0021] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. It should be pointed out that all accompanying drawings are exemplary representations. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0022] The present invention will be further described in detail below through specific embodiments and in conjunction with the accompanying drawings.

[0023] Reference Figures 1 to 3 , Figure 1 This is a perspective view of the present invention. Figure 2 This is another perspective view of the present invention. Figure 3 This is an exploded view of the present invention, which provides a universal clamp for installing a seat backrest. The clamp includes a base plate 1, a slide groove 2, a movable slide rail 3, a slider 4, a backrest positioning block 5, and positioning bolts 6. The slide groove 2 is symmetrically arranged on the base plate 1. The movable slide rail 3 is arranged on the slide groove 2 and perpendicular to the slide groove 2. Preferably, two movable slide rails 3 are provided. The slider 4 is arranged on the movable slide rail 3, preferably with two sliders 4 on each movable slide rail 3. The backrest positioning block 5 is arranged on the slider 4 and its height is adjustable. The backrest positioning block 5 is connected to the backrest of the test seat. Positioning bolts 6 are provided on both the movable slide rail 3 and the slider 4 to fix their positions.

[0024] The slider 4 is provided with a guide groove 41, and the backrest positioning block 5 is provided with a slide bar 51. The slide bar 51 is adapted to the guide groove 41. The slider 4 is provided with a first fixing hole 42 for fixing the backrest positioning block 5, and the backrest positioning block 5 is provided with a plurality of second fixing holes 52. The second fixing holes 52 are used to fix the slider 4 and the backrest of the test seat.

[0025] The following will refer to Figures 1 to 3 The working principle of this utility model will be explained.

[0026] During the test, the positions of the movable slide rail 3, slider 4, and backrest positioning block 5 were adjusted according to the dimensions of the test seat. Specifically, the height of the backrest positioning block 5 was adjusted using the slide bar 51 and guide groove 41. Then, bolts were used to fix the backrest positioning block 5 and slider 4 through the second fixing hole 52 and the first fixing hole 42. The position of slider 4 on the movable slide rail 3 was adjusted, and the slider 4 was fixed to the movable slide rail 3 using positioning bolts 6. The position of the movable slide rail 3 was adjusted, and the position of the movable slide rail 3 was fixed to the slide groove 2 using positioning bolts 6. After all positions were adjusted, the test was conducted. This utility model provides a universal clamp for installing seat backrests, which can achieve rapid adaptation to seats of multiple models, has strong versatility, avoids resource waste caused by repeated development, reduces development costs, occupies little warehouse space, and is highly practical.

[0027] The above are merely specific embodiments of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. A universal clamp for installing a seat backrest, characterized in that, The device includes a base plate, on which symmetrical grooves are provided. A movable slide rail is provided on the groove, and the movable slide rail is perpendicular to the groove. A slider is provided on the movable slide rail, and an adjustable backrest positioning block is provided on the slider. A guide groove is provided on the slider, and a slide bar is provided on the backrest positioning block. The slide bar is adapted to the guide groove.

2. A universal clamp for installing a seat backrest according to claim 1, characterized in that, The slider is provided with a first fixing hole for fixing the backrest positioning block.

3. A universal clamp for installing a seat backrest according to claim 1, characterized in that, The backrest positioning block is provided with multiple second fixing holes.

4. A universal clamp for installing a seat backrest according to claim 1, characterized in that, The movable slide rail is equipped with positioning bolts.

5. A universal clamp for installing a seat backrest according to claim 1, characterized in that, The slider is equipped with positioning bolts.