Light and thin vehicle-mounted rotating pedal with embedded polyurethane foam

Through the embedded polyurethane foaming process, the upper plate and upper plate of the car seat foot pedal are formed in one piece, solving the problems of complicated processes and corner defects in traditional processes, realizing the lightness and aesthetics of the foot pedal, simplifying the production process and improving the product pass rate.

CN222905380UActive Publication Date: 2025-05-27CHANGZHOU ZHUOJUN AUTOMOTIVE SYST CO LTD
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Patent Information

Application Number
CN202422032144.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-21
Publication Date
2025-05-27
Estimated Expiration
2034-08-21

AI Technical Summary

Technical Problem

The steps of traditional car seat pedals are complicated, and foaming is manually pasted with glue, which can easily lead to corner defects, affect the appearance and product qualification rate, and it is difficult to meet customers' requirements for lightness and thinness.

Method used

The embedded polyurethane foaming process is adopted to allow the foot-mounted plate and the upper plate to be foamed through integrated foaming, which eliminates the adhesive process, controls the foam thickness, and simplifies the production process.

Benefits of technology

It has achieved lightweight pedals, improved the quality of foam forming and the aesthetics of the product, simplified production processes, reduced costs, improved product qualification rate, and met customers' requirements for lightweight simplification.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a light and thin vehicle-mounted rotating pedal with embedded polyurethane foam, and relates to the technical field of automobile seats. Comprising a connecting support which is connected with a seat framework and can rotate, a pedal framework connected with the connecting support, a pedal upper plate arranged on the pedal framework, upper plate foam integrally formed with the pedal upper plate in a foaming mode, and an upper plate skin which is pasted on the pedal upper plate through water-based glue and wraps the upper plate foam. The pedal upper plate is arranged on the pedal framework, the pedal lower plate is arranged below the pedal framework and connected with the pedal upper plate in a clamped mode, the lower plate skin is arranged on the pedal lower plate, and the thickness of the upper plate foam ranges from 2 mm to 3 mm. The pedal upper plate and the upper plate foam are integrally foamed and formed in an embedded manner, so that the gluing process of the foam is omitted, the thickness of the foam is controlled, the thickness of the whole pedal is reduced, the overall attractiveness of the pedal is improved, the requirements of customers on lightness and thinness are met, the production and assembly process flow is simplified, and the production cost is reduced. And the labor cost for sticking foams and the material cost for using water-based glue are saved.
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Description

Technical Field

[0001] The utility model relates to the technical field of vehicle seats, in particular to a thin and light vehicle-mounted rotating footrest with embedded polyurethane foam. Background Art

[0002] With the rapid development of the domestic automotive industry, the industry has higher and higher requirements for the customer experience. The traditional footrest can no longer meet the customer's requirements for a thin and light footrest. Moreover, the traditional footrest has complicated processes. After the footrest foam is pasted on the front plate skeleton of the footrest manually with glue, it is easy to cause defects at the corners of the footrest. After covering the skin, the appearance of the footrest is affected, reducing the product qualification rate.

[0003] Therefore, it is necessary to design a thin and light vehicle-mounted rotating footrest with embedded polyurethane foam to improve the above problems. Summary of the Utility Model

[0004] In view of the above problems in the prior art, the utility model provides a thin and light vehicle-mounted rotating footrest with embedded polyurethane foam. The upper plate of the footrest and the upper plate foam are integrally formed by embedded foam, which controls the overall thickness of the footrest and also increases the product qualification rate.

[0005] To achieve the above object, the technical solution adopted by the utility model is:

[0006] A thin and light vehicle-mounted rotating footrest with embedded polyurethane foam, comprising a rotatable connecting bracket connected to the seat skeleton, a footrest skeleton connected to the connecting bracket, a footrest upper plate arranged on the footrest skeleton, an upper plate foam integrally formed with the footrest upper plate, an upper plate skin pasted on the footrest upper plate with water-based glue and covering the upper plate foam, a footrest lower plate arranged below the footrest skeleton and clamped with the footrest upper plate, and a lower plate skin arranged on the footrest lower plate. An upper plate decorative cover is arranged on the footrest upper plate, and the thickness of the upper plate foam is 2 mm to 3 mm.

[0007] Preferably, the footrest upper plate is fixed to the footrest skeleton by bolts.

[0008] Preferably, at least two rows of buckles are arranged on the footrest lower plate.

[0009] Preferably, fixing holes matching the buckles are arranged on the footrest upper plate.

[0010] Preferably, a receiving groove for receiving the footrest skeleton is arranged on the footrest upper plate.

[0011] Due to the adoption of the above technical solution, compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. A thin and light in-vehicle rotating footrest with embedded polyurethane foam. The upper plate of the footrest and the upper plate foam are integrally formed by embedded foam molding, eliminating the foam gluing process, controlling the foam thickness, reducing the overall thickness of the footrest, improving the molding quality of the upper plate foam, enhancing the overall aesthetics of the footrest, and meeting the customer's requirements for thinness and lightness.

[0013] 2. A thin and light in-vehicle rotating footrest with embedded polyurethane foam simplifies the production and assembly process flows, saving the labor cost for pasting foam and the material cost of using water-based glue. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] By referring to the following description in conjunction with the drawings, and with a more comprehensive understanding of the present invention, other objects and results of the present invention will become clearer and easier to understand. In the drawings:

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

[0016] Figure 2 is an exploded view of the present invention;

[0017] The reference numerals therein include: connecting bracket 1, footrest skeleton 2, footrest upper plate 3, upper plate foam 4, upper plate skin 5, footrest lower plate 6, lower plate skin 7, upper plate decorative cover 31, fixing hole 32, receiving groove 33, buckle 61. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present invention. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components. It should be pointed out that all the drawings are exemplary representations. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] The following further describes the present utility model in detail through specific embodiments in conjunction with the drawings.

[0022] Referring to Figures 1 to 2 , Figure 1 is the perspective view of the present utility model, Figure 2 is the exploded view of the present utility model. A thin and light vehicle-mounted rotating pedal with embedded polyurethane foam includes a connecting bracket 1, a pedal skeleton 2, a pedal upper plate 3, an upper plate foam 4, an upper plate skin 5, a pedal lower plate 6, and a lower plate skin 7. The connecting bracket 1 is connected to a seat skeleton (not shown) and can rotate. The pedal skeleton 2 is connected to the connecting bracket 1. The pedal upper plate 3 is fixed to the pedal skeleton 2 by bolts. The upper plate foam 4 is integrally foam-molded with the pedal upper plate 3, and the thickness of the upper plate foam 4 is 2 mm to 3 mm. The upper plate skin 5 is pasted on the pedal upper plate 3 with water-based glue and covers the upper plate foam 4. The pedal lower plate 6 is disposed below the pedal skeleton 2 and is snap-connected to the pedal upper plate 3. The lower plate skin 7 is disposed on the pedal lower plate 6.

[0023] An upper plate decorative cover 31 is provided on the pedal upper plate 3. The upper plate decorative cover 31 is disposed on the pedal upper plate 3 near the connecting bracket 1 for shielding the pedal skeleton 2. A plurality of receiving grooves 33 are also provided on the pedal upper plate 3. The receiving grooves 33 are used to receive the pedal skeleton 2 to reduce the overall thickness of the pedal.

[0024] At least two rows of buckles 61 are provided on the pedal lower plate 6. Fixing holes 32 matching the buckles 61 are provided on the pedal upper plate 3. The buckles 61 are snap-connected to the fixing holes 32 to realize the fixed connection between the pedal lower plate 6 and the pedal upper plate 3.

[0025] The pedal upper plate 3 and the polyurethane upper plate foam 4 are integrally foamed by embedding, that is, the pedal upper plate 3 is arranged in the mold of the upper plate foam 4. While the upper plate foam 4 is foaming, it is formed into one body with the pedal upper plate 3, eliminating the traditional adhesive foaming process. Moreover, the foaming thickness of the upper plate foam 4 can be controlled by the mold, and the thickness is effectively controlled between 2 mm and 3 mm. The upper plate skin 5 is bonded to the pedal upper plate 3 by a vacuum curing process with water-based glue. The upper plate decorative cover 31 is fixed on the pedal upper plate 3 by a welding process to form a pedal upper plate assembly. The pedal upper plate assembly is fixed on the pedal skeleton 2 by bolts. The pedal lower plate assembly composed of the pedal lower plate 6 and the lower plate skin 7 is clamped on the pedal upper plate assembly. The pedal upper plate 3 and the upper plate foam 4 of the present invention adopt the embedded integral foaming process, saving the water-based glue, bonding tooling, and labor cost and equipment cost in the bonding process of the traditional process in terms of cost. In terms of process, because the embedded integral foaming eliminates the adhesive process, the thickness of the thinnest position of the foam can be made 2 mm thick, reducing the overall thickness of the pedal, and improving the qualification rate of the foaming, adhesive, and coating links, enhancing the overall aesthetics of the pedal and meeting the customer's requirements for lightness and thinness.

[0026] Working principle: When a passenger uses this pedal, they step on the upper plate skin 5, and then the pedal skeleton 2 rotates relying on the connecting bracket 1 to realize the rotation and locking of the pedal.

[0027] The above is only the specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention can easily think of changes or substitutions, which should all be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims

1. A thin and lightweight vehicle-mounted rotating footrest with embedded polyurethane foam, characterized in that: It includes a rotatable connecting bracket connected to the seat frame, a footrest frame connected to the connecting bracket, an upper footrest plate arranged on the footrest frame, an upper plate foaming formed integrally with the upper footrest plate, an upper plate skinning adhered to the upper footrest plate by water-based adhesive and covering the upper plate foaming, a lower footrest plate arranged under the footrest frame and clamped with the upper footrest plate, and a lower plate skinning arranged on the lower footrest plate. An upper plate decorative cover is provided on the upper footrest plate, and the thickness of the upper plate foaming is 2mm to 3mm.

2. A thin and light vehicle-mounted rotating footrest with embedded polyurethane foam according to claim 1, characterized in that: The pedal upper plate is fixed to the pedal frame by bolts.

3. A thin and light vehicle-mounted rotating footrest with embedded polyurethane foam according to claim 1, characterized in that: At least two rows of buckles are arranged on the pedal lower plate.

4. A thin and light vehicle-mounted rotating footrest with embedded polyurethane foam according to claim 3, characterized in that: The pedal upper plate is provided with fixing holes matching with the buckles.

5. The thin and light vehicle-mounted rotating footrest with embedded polyurethane foam according to claim 1, characterized in that: The pedal upper plate is provided with a receiving groove for receiving the pedal frame.