Double-stay-wire manual adjustable waist support

Abstract

The invention belongs to the field of automotive seat accessories, and particularly relates to a double-stay-wire manual adjustable waist support, which comprises a metal curtain main body and an adjuster, and is characterized in that a double-stay-wire structure with two stay wires is adopted for the adjuster; the metal curtain main body is formed by assembling vertical plastic coated steel wires, horizontal steel wires, horizontal steel wires with hooks and a positioning pipe, wherein a plurality of horizontal steel wires and at least two horizontal steel wires with the hooks penetrate the positioning pipe, and the two ends of each horizontal steel wire are fixed on the vertical steel wires inthrough a winding and knotting manner; one end of each stay wire is connected with the adjuster; the other end of the stay wire is connected with a stay wire hook; and fixing clips are respectively arranged on the two vertical plastic coated steel wires; and the two hooks on the stay wire are arranged at the outer end of each fixing clip. With the adoption of the double-stay-wire manual adjustable waist support, through arranging double stay wires on the adjuster, the defect that a single-stay-wire adjustable waist support is short in adjustment stroke, low in adjustment speed, large in operating force and low in support height is overcome; and the double-stay-wire manual adjustable waist support has the advantages of being simple and reasonable in structure, flexible in adjustment, easy to achieve the support height of the waist, low in cost, low in operating force, and stable in stroke and the like.

Description

technical field [0001] The invention belongs to the field of automobile seat accessories, in particular to a double-cable manually adjustable waist support. Background technique [0002] The manual adjustment type lumbar support used on the car seat on the market has generally applied the car adjustment system, which usually adds an adjustable lumbar support function on the basis of the traditional car seat backrest. But because the structure is unreasonable and perfect, there are still certain shortcomings and deficiencies, which are embodied in: 1. The front and rear threaded columns of the single cable adjuster have a short stroke in the shell, resulting in low support height of the lumbar support. 2. The manual adjustment of the ordinary single-cable manual adjustment lumbar support is slow, the operation force is large, and the stroke is unstable. Contents of the invention [0003] In view of the above problems, the object of the present invention is to provide a dou...

AI Technical Summary

Problems solved by technology

[0005] Due to the adoption of the above-mentioned structure, the present invention overcomes the disadvantages of the traditional single-cable adjustment such as short adjustment stroke, slow adjustment speed, large operating force, and low support height by setting double pull wires on the adjuster, and has the advantages of simple and reasonable structure and flexible adjustment. , easy to reach the height of the lumbar support, low cost, small operating force, stable stroke, etc., so it has a high cost performance

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