Protective tablet chair capable of preventing spinal injury

A spine injury and protective technology, applied in chairs, stools, other seating furniture, etc., can solve the problem of no large-scale protection of the spine, labor-consuming and other problems, and achieve the effect of protecting a large-scale spine and avoiding hunchback

Pending Publication Date: 2022-02-08
江西瞻宇教育装备集团有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Aiming at the deficiencies of the prior art, the present invention provides a protective class chair that automatically protects the entire spine to prevent spinal injuries, so as to overcome the shortcomings of the existing class chairs that do not protect the spine in a large range and consume manpower

Method used

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  • Protective tablet chair capable of preventing spinal injury
  • Protective tablet chair capable of preventing spinal injury
  • Protective tablet chair capable of preventing spinal injury

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] A kind of protective class chair that prevents spinal cord injury, now refer to Figure 1-2 , including a bracket 1, a first sliding rod 2, a first spring 3, a bearing plate 4, a backing arc plate 5, a positive position mechanism 6 and a guiding mechanism 7, and two first sliding rods are welded on the inside of the two brackets 1. There are four rods 2 and the first sliding rods 2, and the four first sliding rods 2 are slidingly provided with a bearing plate 4, and two left and right sides of the bearing plate 4 are connected with the bracket 1 on the same side. The first spring 3, there are four first springs 3, the first spring 3 is wound on the first slide bar 2, and the rear side of the object bearing plate 4 is rotated to be provided with a backrest arc plate 5, two supports 1 and a backrest arc A positive position mechanism 6 is connected between the plates 5 , and a guide mechanism 7 is connected between the object-bearing plate 4 and the backrest arc plate 5 . ...

Embodiment 2

[0044] On the basis of embodiment 1, now refer to Figure 11-13 , also includes a locking mechanism 8, and the locking mechanism 8 includes a second support frame 81, a guide wheel 82, a third support frame 83, a second pull cord 84, a first connecting block 85, a second slide bar 86, a second Four springs 87 and stoppers 88, the second support frame 81 is welded on the rear side of the upper part of the two supports 1, the third support frame 83 is welded on the rear side of the inner side of the two supports 1, and the rear side of the second support frame 81 is rotated Two guide wheels 82 are arranged on the third support frame 83, and three guide wheels 82 are arranged on the third support frame 83, and ten guide wheels 82 are arranged. Two slide bars 86, the second slide bar 86 has four, the first connection block 85 is connected between the two second slide bars 86 outer sides of the same side, the first connection block 85 upper and lower sides and the adjacent second s...

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Abstract

The invention relates to a protective tablet chair, and especially relates to a protective tablet chair capable of preventing spinal injury. The invention provides the protective tablet chair capable of automatically protecting the whole spine and preventing the spine from being damaged. The protective tablet chair capable of preventing spinal injury comprises supports, first sliding rods, a bearing plate, a backrest arc plate and the like. Two first sliding rods are arranged on the inner sides of each of the two supports, the number of the first sliding rods is four, the bearing plate is arranged among the four first sliding rods in a sliding mode, and the backrest arc plate is arranged on the rear side of the bearing plate in a rotating mode. A user sits on the bearing plate, a warping plate rotates, the backrest arc plate rotates, a clamping block is far away from an attaching arc plate, then a compressed third spring resets to drive the attaching arc plate to move forwards, at the moment, the user can lean the back on the attaching arc plate and the backrest arc plate, and the effect of protecting the spine in a large range is achieved.

Description

technical field [0001] The invention relates to a protective class chair, in particular to a protective class chair for preventing spinal injury. Background technique [0002] The chair is a kind of teaching tool. It is necessary to use the chair when the students are in class. However, the existing chair cannot adjust the sitting posture of the student during use, so as to prevent the excessive bending of the sitting posture, which will damage the eyesight of the student. It affects the bones and reduces the practicability of the desks and chairs. Therefore, it is necessary to design a protective chair. [0003] Patent application: CN211984416U, the publication date is 20201124, which discloses a desk and chair that prevents excessive bending of the sitting posture. The user pulls the block downward to make the block break away from the slot, and the block moves downward to look up at the second spring, and then Push the pull block to the right, the pull block needs to be ...

Claims

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Application Information

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IPC IPC(8): A47C1/00A47C7/00A47C7/46A47C7/50
CPCA47C1/00A47C7/002A47C7/462A47C7/5066
Inventor 黄国平
Owner 江西瞻宇教育装备集团有限公司
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