Automobile seat heating cushion and automobile

By pasting a metal mesh on the silver paste electrode of the car seat heating pad to form a conductive electrode, the problem of poor fatigue resistance of the conductive electrode in the foamed groove of the seat is solved, local hot spots are avoided, and the safety and reliability of the seat heating pad is improved.

CN120024261APending Publication Date: 2025-05-23KUNSHAN REBURN PRECISION MASCH CO LTD
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Patent Information

Application Number
CN202510366571.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-26
Publication Date
2025-05-23

AI Technical Summary

Technical Problem

The conductive electrodes of existing car seat heating pads have poor fatigue resistance at the seat foaming through the groove, which is prone to local peeling of silver paste or tearing of copper foil electrodes, resulting in local hot spots, which may cause burns and burns the seat.

Method used

Sticking a metal mesh on the silver paste electrode to form a conductive electrode to enhance the strength and toughness of the conductive electrode and avoid the fatigue problem of the conductive electrodes at the seat foaming through the groove.

Benefits of technology

By enhancing the fatigue resistance of the conductive electrode, local hot spots caused by local peeling of silver paste or tearing of copper foil electrodes are avoided, and the safety and reliability of the seat heating pad are improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses an automobile seat heating pad and an automobile, the heating pad comprises a flexible insulation substrate, a first conductive electrode, a second conductive electrode and a heating assembly, the first conductive electrode and the second conductive electrode are arranged at an interval, and the heating assembly is arranged between the first conductive electrode and the second conductive electrode. The first conductive electrode and the second conductive electrode are connected in series; the first conductive electrode and the second conductive electrode have the same structure and respectively comprise a silver paste electrode and a metal net, the silver paste electrode is formed on the flexible insulating substrate through silk-screen printing, and the metal net is adhered to the silver paste electrode through a conductive adhesive. The metal net is pasted on the silver paste electrode to form the conductive electrode, so that the strength and the toughness of the conductive electrode are greatly enhanced, the fatigue resistance of the conductive electrode at the seat foaming through groove is enhanced, and the local hot spot phenomenon caused by local falling of silver paste on the conductive electrode or tearing of a copper foil electrode is avoided.
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Claims

1. A car seat heating pad, characterized in that: include: A flexible insulating substrate, a first conductive electrode, a second conductive electrode and a heating component, wherein the first conductive electrode and the second conductive electrode are arranged at intervals from each other, and the heating component is arranged between the first conductive electrode and the second conductive electrode and connected in series with the first conductive electrode and the second conductive electrode; The first conductive electrode and the second conductive electrode have the same structure, both comprising a silver paste electrode and a metal mesh. The silver paste electrode is formed on the flexible insulating substrate by screen printing, and the metal mesh is adhered to the silver paste electrode by conductive adhesive.

2. The car seat heating pad according to claim 1, characterized in that: The metal mesh is a metal mesh woven by metal wires in warp and weft.

3. The car seat heating pad according to claim 1, characterized in that: The heating component includes a plurality of heating units connected in parallel, and the heating power densities of the heating units are the same.

4. The car seat heating pad according to claim 2, characterized in that: The heating unit includes a first heating electrode, a second heating electrode and a conductive paste, wherein the conductive paste is coated between the first heating electrode and the second heating electrode arranged in parallel, the first heating electrode and the first conductive electrode are electrically connected, and the second heating electrode and the second conductive electrode are electrically connected.

5. The car seat heating pad according to claim 3, characterized in that: The distance between the first heating electrode and the second heating electrode of the heating power supply is in decreasing relationship with the distance between the corresponding heating unit and the power input terminal.

6. The car seat heating pad according to claim 3, characterized in that: The conductive paste is selected from heat-generating carbon paste or graphene paste.

7. The car seat heating pad according to claim 1, characterized in that: The metal mesh is selected from a copper mesh, a gold mesh or a silver mesh.

8. The car seat heating pad according to claim 1, characterized in that: The flexible insulating substrate is a flexible cloth.

9. The car seat heating pad according to claim 1, characterized in that: The flexible insulating substrate has a groove in the middle, the first conductive electrode is arranged around the outer contour of the flexible insulating substrate, and the second conductive electrode is arranged around the outer contour of the groove.

10. The car seat heating pad according to claim 1, characterized in that: The automobile seat heating pad is a seat cushion heating pad or a backrest heating pad.

11. The car seat heating pad according to claim 1, characterized in that: An insulating protective layer is also adhered to the heating component.

12. A car, characterized in that: The invention comprises the car seat heating pad as described in any one of claims 1 to 11.