Glue-free seat back bottom rubber coating plate and automobile seat assembly

By stitching the carpet and plastic board together and using a male and female snap fastener design, the problem of adhesive evaporation is solved, thus improving connection stability and comfort.

CN224240880UActive Publication Date: 2026-05-15MEIZHOU HONGYUAN AUTO PARTS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
MEIZHOU HONGYUAN AUTO PARTS CO LTD
Filing Date
2025-04-30
Publication Date
2026-05-15

AI Technical Summary

Technical Problem

In the prior art, the use of adhesive in the seat back panel causes the adhesive to evaporate, affecting driving and riding comfort and potentially causing adverse health effects.

Method used

It adopts a glue-free design, which connects the fabric and plastic board by pre-sewing the seams together and using male and female buckles for fastening, replacing adhesive glue.

Benefits of technology

It achieves stable bonding without glue evaporation, improves driving and riding comfort, and avoids health risks.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a glue-free seat back bottom rubber coating plate and an automobile seat component, the glue-free seat back bottom rubber coating plate comprises a surface blanket, a plastic plate, a plurality of elastic belt hanging buckle male buckles and a plurality of elastic belt hanging buckle female buckles, the surface blanket is provided with a first pre-sewing area, the plastic plate is provided with a second pre-sewing area, the first pre-sewing area and the second pre-sewing area are correspondingly arranged, and the elastic belt hanging buckle male buckles and the elastic belt hanging buckle female buckles are arranged in the first pre-sewing area. The male buckles and the female buckles are connected in a buckled mode, so that the face blanket is further connected with the plastic plate in a buckled mode. The surface blanket and the plastic plate are not bonded through the glue any more, and therefore the situation that the glue volatilizes does not occur. The surface blanket is provided with a first pre-sewing area, and the plastic plate is provided with a second pre-sewing area, so that the surface blanket and the plastic plate are connected through the first pre-sewing area and the second pre-sewing area by a sewing needle; in addition, the structure further comprises a male buckle and a female buckle, the male buckle is arranged on the surface blanket, the female buckle is arranged on the plastic plate, and therefore the surface blanket and the plastic plate can be connected in a buckled mode, and the connection stability of the surface blanket and the plastic plate is kept.
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Description

Technical Field

[0001] This disclosure relates to the field of automotive seat component manufacturing technology, and in particular to a glue-free seat back panel and automotive seat component. Background Technology

[0002] In existing technology, the rubber-coated panel of the seat back is like... Figure 1 As shown, it is typically installed at the bottom of the back of the front seats to improve the structural strength and comfort of the seats. The carpet 11 and the plastic panel 12 are bonded together using automotive interior adhesive 13 to achieve stable adhesion as the adhesive dries. Figure 2 As shown.

[0003] However, with the car doors closed, the air inside the vehicle is relatively sealed, and this adhesive has a certain degree of volatility, causing its odor to permeate the interior. Users will immediately smell this odor upon entering the vehicle, which not only affects the comfort of driving and riding, but also may have adverse health effects with prolonged exposure. Utility Model Content

[0004] The purpose of this disclosure is to overcome the shortcomings of the prior art and provide a glue-free seat back panel and automotive seat assembly that eliminates the need for adhesives used in automotive interiors and maintains connection stability without the use of adhesives.

[0005] The purpose of this disclosure is achieved through the following technical solution:

[0006] A glue-free seat back panel includes a carpet, a plastic sheet, and several elastic band hooks. The elastic band hooks are connected to the carpet and also fasten to the bottom support of the car seat. The carpet has a first pre-sewn area, and the plastic sheet has a second pre-sewn area. The first and second pre-sewn areas are correspondingly arranged to allow the carpet and plastic sheet to be sewn together. The glue-free seat back panel also includes several male and female buckles. The male buckles are disposed on the carpet, and the female buckles are disposed on the plastic sheet. The male and female buckles are interlocked to further connect the carpet and plastic sheet. The number of male buckles is equal to the number of female buckles.

[0007] In one embodiment, the second pre-seam area is disposed on the outer periphery of the plastic sheet.

[0008] In one embodiment, the first pre-seam area includes a first pre-seam edge line, a second pre-seam edge line, a third pre-seam edge line, and a fourth pre-seam edge line arranged in sequence, and the second pre-seam area includes a fifth pre-seam edge line, a sixth pre-seam edge line, a seventh pre-seam edge line, and an eighth pre-seam edge line arranged in sequence. The first pre-seam edge line corresponds to the fifth pre-seam edge line, the second pre-seam edge line corresponds to the sixth pre-seam edge line, the third pre-seam edge line corresponds to the seventh pre-seam edge line, and the fourth pre-seam edge line corresponds to the eighth pre-seam edge line.

[0009] In one embodiment, the blanket also has a third pre-stitched area, and each of the elastic band hooks has a fourth pre-stitched area, the third pre-stitched area and the fourth pre-stitched area being connected by needle stitch.

[0010] In one embodiment, the blanket includes a first fabric and a second fabric connected to each other, the first pre-sewn area is located within the first fabric, and the plastic plate is sewn to the first fabric.

[0011] In one embodiment, the third pre-sewn area is located within the second fabric, and the plurality of elastic band hooks are sewn together with the second fabric.

[0012] In one embodiment, the plastic plate has a reserved through hole, and the female buckle passes through the reserved through hole.

[0013] In one embodiment, the plastic board includes a first board surface and a second board surface, the first board surface being disposed away from the carpet, the second board surface being disposed towards the carpet, and the female buckle being disposed on the second board surface.

[0014] In one embodiment, the thickness of the plastic sheet is 4mm-6mm.

[0015] An automotive seat assembly includes a glue-free seat back panel as described in any of the above embodiments.

[0016] Compared with the prior art, this disclosure has at least the following advantages:

[0017] This solution eliminates the use of automotive interior adhesives for the glue-free seat back panel, thus preventing the bonding between the carpet and the plastic panel and eliminating the possibility of adhesive evaporation. The carpet has a first pre-seam area, and the plastic panel has a second pre-seam area, allowing the carpet and plastic panel to be sewn together through these areas. Furthermore, the structure includes male and female snap fasteners; the male snap fastener is located on the carpet, and the female snap fastener is located on the plastic panel, enabling the carpet and plastic panel to be connected via a snap-fit ​​mechanism, thereby maintaining the stability of their connection. Attached Figure Description

[0018] To more clearly illustrate the technical solutions of the embodiments of this disclosure, the accompanying drawings used in the embodiments will be briefly described below. It should be understood that the following drawings only show some embodiments of this disclosure and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a schematic diagram of the structure of the rubber-coated backrest panel in the prior art;

[0020] Figure 2 for Figure 1 The diagram shows the structural schematic of the seat back panel at another angle.

[0021] Figure 3 This is a schematic diagram of the structure of the glue-free seat back panel in one embodiment;

[0022] Figure 4 for Figure 3 The diagram shows a partial structural schematic of the adhesive-free seat back panel at an angle.

[0023] Figure 5 for Figure 3 The diagram shows a partial view of the adhesive-free seat back panel from another angle.

[0024] Figure 6 for Figure 3 The diagram shows a partial structural view of the adhesive-free seat back panel from other angles.

[0025] Attached reference numerals: 10, Adhesive-free seat back panel; 100, Fabric; 101, First pre-seam area; 1011, First pre-seam edge line; 1012, Second pre-seam edge line; 1013, Third pre-seam edge line; 1014, Fourth pre-seam edge line; 102, Third pre-seam area; 110, First fabric; 120, Second fabric; 200, Plastic board; 201, Second pre-seam area; 2011, Fifth pre-seam edge line; 2012, Sixth pre-seam edge line; 2013, Seventh pre-seam edge line; 2014, Eighth pre-seam edge line; 300, Elastic belt buckle; 301, Fourth pre-seam area; 400, Male buckle; 500, Female buckle. Detailed Implementation

[0026] To facilitate understanding of this disclosure, a more complete description will be given below with reference to the accompanying drawings, which illustrate preferred embodiments of the present disclosure. However, this disclosure can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure.

[0027] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly attached to the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only possible implementation.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this disclosure. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0029] To better understand the technical solutions and beneficial effects of this disclosure, the following detailed description is provided in conjunction with specific embodiments:

[0030] Please see Figures 3 to 6 This is an embodiment of the glue-free seat back panel 10, comprising a carpet 100, a plastic sheet 200, and several elastic band hooks 300. The elastic band hooks 300 are connected to the carpet 100 and are also used to fasten to the bottom support of the car seat. The carpet 100 has a first pre-seam area 101, and the plastic sheet 200 has a second pre-seam area 201. The first pre-seam area 101 and the second pre-seam area 201 are correspondingly arranged to allow the carpet 100 and the plastic sheet 200 to be sewn together. The glue-free seat back panel 10 also includes several male buckles 400 and several female buckles 500. The male buckles 400 are disposed on the carpet 100, and the female buckles 500 are disposed on the plastic sheet 200. The male buckles 400 and the female buckles 500 are fastened together to further fasten the carpet 100 and the plastic sheet 200. The number of male buckles 400 is equal to the number of female buckles 500. Furthermore, the female buckle 500 is attached to the plastic plate 200 by riveting, gluing, or embedding.

[0031] In another embodiment, the male buckle 400 is disposed on the blanket 100, and the female buckle 500 is disposed on the plastic plate 200, with the side of the male buckle 400 and the side of the female buckle 500 facing each other so that the male buckle 400 and the female buckle 500 are fastened together.

[0032] In this embodiment, the glue-free seat back panel 10 no longer uses automotive interior adhesive, thus the carpet 100 and the plastic panel 200 are no longer bonded together by this adhesive, preventing the adhesive from evaporating. The carpet 100 has a first pre-seam area 101, and the plastic panel 200 has a second pre-seam area 201, allowing the carpet 100 and the plastic panel 200 to be sewn together through the first pre-seam area 101 and the second pre-seam area 201. Furthermore, the structure also includes a male buckle 400 and a female buckle 500. The male buckle 400 is disposed on the carpet 100, and the female buckle 500 is disposed on the plastic panel 200, allowing the carpet 100 and the plastic panel 200 to still be connected by a snap-fit, thereby maintaining the stability of their connection.

[0033] like Figure 3 and Figure 6 As shown, in one embodiment, the second pre-seam area 201 is provided on the outer periphery of the plastic board 200 so that after the plastic board 200 is sewn to the fabric 100, the edges of the plastic board 200 are less likely to curl up under the action of the needle stitch. Furthermore, combined with... Figure 4 As shown, the first pre-seam area 101 includes a first pre-seam edge line 1011, a second pre-seam edge line 1012, a third pre-seam edge line 1013, and a fourth pre-seam edge line 1014 arranged sequentially. Please refer to these details. Figure 6 The second pre-seam area 201 includes a fifth pre-seam edge line 2011, a sixth pre-seam edge line 2012, a seventh pre-seam edge line 2013, and an eighth pre-seam edge line 2014 arranged sequentially. The first pre-seam edge line 1011 is arranged corresponding to the fifth pre-seam edge line 2011, the second pre-seam edge line 1012 is arranged corresponding to the sixth pre-seam edge line 2012, the third pre-seam edge line 1013 is arranged corresponding to the seventh pre-seam edge line 2013, and the fourth pre-seam edge line 1014 is arranged corresponding to the eighth pre-seam edge line 2014, so that the plastic board 200 and the fabric 100 can be fully sewn together.

[0034] like Figure 3 and Figure 4 As shown, in one embodiment, the blanket 100 also has a third pre-stitched area 102, and each elastic band hook 300 has a fourth pre-stitched area 301. The third pre-stitched area 102 and the fourth pre-stitched area 301 are used to be connected by needle stitching so that the elastic band hook 300 and the blanket 100 are connected by stitching.

[0035] like Figure 4As shown, in one embodiment, the blanket 100 includes a first fabric 110 and a second fabric 120 connected to each other. A first pre-sewn area 101 is located within the first fabric 110. A plastic plate 200 is sewn to the first fabric 110. Further, a third pre-sewn area 102 is located within the second fabric 120. A plurality of elastic band hooks 300 are sewn to the second fabric 120. Thus, the first pre-sewn area 101 and the third pre-sewn area 102 are located in different positions of the blanket 100 so that the plastic plate 200 is sewn to the blanket 100 and the elastic band hooks 300 are sewn to the blanket 100 without interfering with each other.

[0036] In one embodiment, the plastic plate 200 has a pre-drilled hole, through which the female buckle 500 passes, so that the female buckle 500 can be installed on the plastic plate 200.

[0037] In another embodiment, the plastic board 200 includes a first board surface and a second board surface. The first board surface is disposed away from the carpet 100, and the second board surface is disposed towards the carpet 100. The female buckle 500 is disposed on the second board surface, so that the flatness of the first board surface is better and there will be no local protrusions.

[0038] In one embodiment, the thickness of the plastic sheet 200 is 4mm-6mm. In this embodiment, the thickness of the plastic sheet 200 is 5mm.

[0039] In one embodiment, the thickness of the blanket 100 is 11mm-15mm. In this embodiment, the thickness of the blanket 100 is 12mm.

[0040] This disclosure also provides an automotive seat assembly, including the glue-free seat back panel 10 of any of the above embodiments.

[0041] Compared with the prior art, this disclosure has at least the following advantages:

[0042] The adhesive-free seat back panel 10 of this solution no longer uses automotive interior adhesive, thus eliminating the need for adhesive bonding between the carpet 100 and the plastic panel 200, preventing adhesive evaporation. The carpet 100 has a first pre-seam area 101, and the plastic panel 200 has a second pre-seam area 201, allowing the carpet 100 and plastic panel 200 to be sewn together through the first pre-seam area 101 and the second pre-seam area 201. Furthermore, the structure includes a male buckle 400 and a female buckle 500, with the male buckle 400 on the carpet 100 and the female buckle 500 on the plastic panel 200, enabling the carpet 100 and plastic panel 200 to be connected by a snap-fit ​​mechanism, thereby maintaining the stability of their connection.

[0043] The embodiments described above are merely illustrative of several implementations of this disclosure, and while the descriptions are specific and detailed, they should not be construed as limiting the scope of the disclosed patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this disclosure, and these all fall within the protection scope of this disclosure. Therefore, the protection scope of this patent should be determined by the appended claims.

Claims

1. A glue-free seat back panel, comprising a carpet, a plastic sheet, and a plurality of elastic strap hooks, wherein the plurality of elastic strap hooks are connected to the carpet, and the plurality of elastic strap hooks are also used to fasten to the bottom bracket of the car seat, characterized in that, The carpet has a first pre-sewn area, and the plastic board has a second pre-sewn area. The first pre-sewn area and the second pre-sewn area are arranged correspondingly to allow the carpet to be sewn together with the plastic board. The glue-free seat back panel also includes multiple male and multiple female buckles. The male buckles are set on the carpet, and the female buckles are set on the plastic panel. The male and female buckles are fastened together so that the carpet and the plastic panel are also fastened together. The number of male buckles is equal to the number of female buckles.

2. The glue-free seat back panel according to claim 1, characterized in that, The second pre-joint area is located on the outer periphery of the plastic sheet.

3. The glue-free seat back panel according to claim 1, characterized in that, The first pre-seam area includes a first pre-seam edge line, a second pre-seam edge line, a third pre-seam edge line, and a fourth pre-seam edge line arranged in sequence. The second pre-seam area includes a fifth pre-seam edge line, a sixth pre-seam edge line, a seventh pre-seam edge line, and an eighth pre-seam edge line arranged in sequence. The first pre-seam edge line corresponds to the fifth pre-seam edge line, the second pre-seam edge line corresponds to the sixth pre-seam edge line, the third pre-seam edge line corresponds to the seventh pre-seam edge line, and the fourth pre-seam edge line corresponds to the eighth pre-seam edge line.

4. The glue-free seat back panel according to claim 1, characterized in that, The blanket also has a third pre-stitched area, and each of the elastic band hooks has a fourth pre-stitched area, the third pre-stitched area and the fourth pre-stitched area being connected by needle stitch.

5. The glue-free seat back panel according to claim 4, characterized in that, The blanket includes a first fabric and a second fabric that are connected to each other, the first pre-sewn area is located within the first fabric, and the plastic plate is sewn to the first fabric.

6. The glue-free seat back panel according to claim 5, characterized in that, The third pre-sewn area is located inside the second fabric, and the multiple elastic band hooks are sewn together with the second fabric.

7. The glue-free seat back panel according to claim 1, characterized in that, The plastic plate has a pre-drilled hole, and the female buckle passes through the pre-drilled hole.

8. The glue-free seat back panel according to claim 1, characterized in that, The plastic board includes a first board surface and a second board surface. The first board surface is disposed away from the carpet, and the second board surface is disposed towards the carpet. The female buckle is disposed on the second board surface.

9. The glue-free seat back panel according to claim 1, characterized in that, The thickness of the plastic sheet is 4mm-6mm.

10. A car seat assembly, characterized in that, Includes the glue-free seat back panel as described in any one of claims 1-9.