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Seat and back linkage adjusting type chair

A technology of chair back and seat seat, which is applied in the seat field of chair seat back linkage adjustment, which can solve the problems of cumbersome and inconvenient maintenance and replacement parts, inability to adjust the angle, complicated connection structure, etc., achieve convenient and quick replacement of parts, and improve the use of Comfort and the effect of simplifying the linkage structure

Pending Publication Date: 2019-10-08
廖建甜
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the patent mainly has the following problems: 1. The armrest is rigidly connected to the base, and the angle cannot be adjusted according to user needs
2. The linkage connection structure between the base and the seat frame is complicated, and the maintenance and replacement of parts is cumbersome and inconvenient

Method used

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  • Seat and back linkage adjusting type chair
  • Seat and back linkage adjusting type chair
  • Seat and back linkage adjusting type chair

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Experimental program
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Embodiment Construction

[0025] The technical solution will be described in detail below in conjunction with specific embodiments.

[0026] Such as Figure 1-Figure 3 As shown, the present invention is a seat with linkage adjustment of the seat back, comprising a seat 1, a seat back 2, an armrest 3 and a support seat 4, wherein the armrest 3 is fixedly mounted on the support seat 4 On both sides, the top of the support seat 4 is fixed with a connecting seat 5, the connecting seat 5 is provided with a chute 5-1, and the bottom of the seat 1 is provided with a protrusion 1 corresponding to the chute 5-1. -1, the seat 1 is hinged to the bottom of the chair back 2, and the armrest 3 is hinged to the middle of the chair back 2.

[0027] As a further illustration of the above scheme, as image 3 As shown, at least two connecting rods 4-1 are provided in the middle of the support seat 4 for fixing and supporting the connection seat 5; the connection seat 5 includes a bottom plate 5-2 and a chute panel 5-3,...

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PUM

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Abstract

The invention discloses a seat and back linkage adjusting type chair. The chair comprises a seat, a back, armrests and a supporting seat, and is characterized in that the armrests are fixedly mountedon the two sides of the supporting seat; a connecting seat is fixedly mounted at the top of the supporting seat; a sliding chute is formed in the connecting seat; a protrusion corresponding to the sliding chute is arranged at the bottom of the seat; the seat is hinged to the bottom of the back; and the armrests are hinged to the middle of the back. According to the chair, the front-back position of the seat can be adjusted to change the angle of the back, so that the use comfort of a user can be effectively improved.

Description

technical field [0001] The invention relates to the technical field of seats, in particular to a seat with linkage adjustment of the seat back of the chair. Background technique [0002] Office chairs are an indispensable item for office work. They are widely used in various companies and public places. The comfort of chairs is directly related to the quality of people's work and life. At present, many office chairs on the market are mass-produced in fixed sizes. Since the human-machine size matching relationship between the chair back and the seat seat has not been studied carefully, the seat back, especially the lumbar support, is separated from the human waist during the reclining process of the user, directly forming a The gap causes the seat to lose support for the human waist, commonly known as "running the waist", the human spine cannot be effectively supported, and sitting for a long time can easily lead to many health problems. [0003] In order to solve the above ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A47C1/032A47C7/54
CPCA47C1/032A47C7/541
Inventor 廖建甜
Owner 廖建甜
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