Waist knee support device for seat

A supporter, waist and knee technology, applied in chairs, applications, home appliances, etc., can solve problems such as inability to use

Inactive Publication Date: 2018-09-21
DALIAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The knee support function of the seat can correct the sitting posture and relieve the pressure on the spine, but the kneeling chair that can provide knee support can only be used in a certain position at present, and cannot be used on other seats

Method used

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  • Waist knee support device for seat

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Embodiment Construction

[0009] The specific embodiments of the present invention will be described in detail below in conjunction with the technical solutions and accompanying drawings.

[0010] Such as figure 1 As shown, the leaning bar 1 is fixed on the upper part of the leaning plate 2, the lower end of the leaning plate 2 is fixed on the rear of the seat plate 3, the front portion of the seat plate 3 is fixedly connected with the cushion block 4, and the middle part of the cushion block 4 has a hole. The upper and lower parts of the rod 6 have holes, and the middle part of the knee plate 7 has a hole. The first pin shaft 5 passes through the hole on the upper part of the connecting rod 6 and the center hole of the spacer 4, and the second pin shaft 8 passes through the lower part of the connecting rod 6. The hole and the center hole of the knee plate 7. The connecting rod 6 has a degree of freedom to rotate around the first pin shaft 5 relative to the spacer 4 , and the knee plate 7 has a degree...

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PUM

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Abstract

The invention provides a waist knee support device for a seat, and belongs to the technical field of seat support devices. The waist knee support device comprises a back rod, a back plate, a seat plate, a pad block, a first pin shaft, a connecting rod, a knee plate and a second pin shaft, the back rod is fixed to the upper portion of the back plate, the lower end of back plate is fixed to the rearportion of the seat plate, the front portion of the seat plate is fixedly connected with the pad block, a waist support function is provided by the back rod, and a knee support function is provided by the knee plate; the first pin shaft penetrates through a central hole of the pad block and a hole in the upper portion of the connecting rod, and the second pin shaft penetrates through a hole in the lower portion of the connecting rod and a center hole of the knee plate. The connecting rod has a degree of freedom of rotation about the first pin shaft relative to the pad block, and the knee plate has a degree of freedom of rotation about the second pin shaft relative to the connecting rod. The device has the advantages that both waist support function and knee support function are achieved,and the device can be used for different seats.

Description

technical field [0001] The invention belongs to the technical field of daily necessities, and relates to a waist and knee support for a seat. Background technique [0002] In recent years, spondylosis has shown a younger trend. Sedentary work for a long time makes the spine in a flexed position or some bad positions for a long time, which increases the pressure in the spinal disc, and also makes the muscles and ligaments of the spine in a state of uncoordinated force for a long time. The knee support function of the seat can correct sitting posture and relieve spinal pressure, but kneeling chairs that can provide knee support are only used in certain positions and cannot be used on other seats. Contents of the invention [0003] Aiming at the problems existing in the prior art, the present invention provides a supporter which has both lumbar support and knee support capabilities and can be used in different seats. [0004] In order to achieve the above object, technical ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A47C7/40A47C7/50
CPCA47C7/40A47C7/503A47C7/506
Inventor 祝铁丽孙博孙先成刘永云
Owner DALIAN UNIV OF TECH
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