Conveniently disassembled and assembled chair backrest
A seat back and backrest technology, which is applied to chairs, other seating furniture, stools, etc., can solve the problems of non-removable and replacement of seat covers, and achieve the effect of convenient cleaning and replacement.
Pending Publication Date: 2019-02-01
ZHEJIANG ANJI CHILD CARE FURNITURE CO LTD
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- Abstract
- Description
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- Application Information
AI Technical Summary
Problems solved by technology
[0003] However, the existing backrest assembly mechanisms are only fixed by screws or buckles, and the seat cover cannot be disassembled and replaced.
Method used
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Embodiment Construction
[0044] Such as Figure 1 ~ Figure 4 As shown, a portable and removable seat back includes a soft package 1, a front shell 2, a back shell 3 and a knob 4.
[0045] The front shell refers to the part in contact with the back of the human body, and the back shell refers to the side connected to the keel of the chair. On one side) rotation hole 21, limit boss 22, main line hook 23, support block 24 and spare line hook 25 are set, the rotation hole is located near the top of the front shell, main line hook 23, limit boss 22 and support block 24 Both are located on the lower half of the inside of the front shell, and the limit boss 22 is located near the bottom of the front shell. In this embodiment, there are two limit bosses, which are respectively located near the edges of both sides. There is a chute with a semi-enclosed structure on the top, the bottom of the chute is open and the top is closed, in a semi-enclosed shape with the opening facing downward. The support block 24 i...
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The invention discloses a conveniently disassembled and assembled chair backrest which comprises a front backrest shell, a backrest back shell, a soft backrest packaging part and a rotating knob, wherein the front backrest shell and the backrest back shell are fastened each other. Rotating holes are correspondingly formed in the front backrest shell and the backrest back shell, a connecting part mounting groove is formed in the backrest back shell, the soft backrest packaging part detachably wraps the outer side of the front backrest shell and is fixed onto the inner side of the front backrestshell, and the rotating knob is matched with the rotating holes of the front backrest shell and the backrest back shell and used for assembling or disassembling the backrest back shell. When the backrest is assembled, the soft packaging part fixedly wraps the front shell, the back shell covers the soft packaging part and slides, so that the back shell and the front shell are fastened, and the backrest is fixedly mounted through the rotating knob. When the backrest is disassembled, the rotating knob is disassembled, the back shell is slid, so that the back shell is separated, and the soft packaging part is disassembled. A backrest bottom shell can be disassembled through the rotating knob, and a chair sleeve is conveniently cleaned and replaced.
Description
technical field [0001] The invention relates to the field of furniture, in particular to a portable and detachable seat back. Background technique [0002] The seat back is a component part of the seat. In order to improve the comfort of the backrest, various forms of backrests have appeared on the market. For example, the Chinese invention patent with the publication number CN 105146945B discloses a portable backrest chair, including a base assembly , a backboard, a cushion plate and a limit assembly, the base assembly includes a base plate and a screw fixedly connected to the base plate; the seat plate is provided with a first screw hole that matches the screw; the The above-mentioned back board is connected to the seat board through a pivotal connection, and the limiting assembly is arranged at the pivot joint, and plays a role of limiting the maximum opening angle between the back board and the seat board; the back board is relatively The position of the screw hole of t...
Claims
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IPC IPC(8): A47C7/42
CPCA47C7/42
Inventor 吴繁胡栋黄洪强杨润强李卫兵
Owner ZHEJIANG ANJI CHILD CARE FURNITURE CO LTD