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Seat back angle adjustment device and baby chair

The technology of an angle adjustment device and a seat back is applied in the field of baby chairs, which can solve the problems of users forgetting, not being humanized enough, and sitting on the back of the chair, and achieves the effect of simple operation, safety, reliability and humanization.

Inactive Publication Date: 2018-11-02
HUAAN LIGAO STATIONERY PROD SHENZHEN CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The step of activating the safety lock is easily forgotten by the user. If the safety lock is not activated, it will cause the back of the seat to fall, etc., causing danger
Therefore, the design of the existing baby chair is not safe enough, not humanized enough

Method used

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  • Seat back angle adjustment device and baby chair
  • Seat back angle adjustment device and baby chair
  • Seat back angle adjustment device and baby chair

Examples

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Embodiment Construction

[0040] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, the specific implementation manners of the present invention will now be described in detail with reference to the accompanying drawings.

[0041] Such as figure 1 , 2 As shown, the seatback angle adjustment device according to an embodiment of the present invention is suitable for seats with adjustable backrest angles such as baby chairs.

[0042] The seat back angle adjustment device includes a housing 10 , a connecting rod 20 , a latch 30 , an unlock button 40 and a safety button 50 . The shell 10 can be movably installed on the seat back 2 and can move back and forth in the height direction of the seat back 2; the shell 10 has an accommodating space inside. The connecting rod 20 is movably connected between the shell 10 and the seat 1 , and the inclination angle of the connecting rod 20 is also different with the different heights of the shell on the ...

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PUM

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Abstract

A chair back angle adjusting device and a baby chair. The chair back angle adjusting device comprises a housing (10) which may be movably mounted on a chair back (2); a connecting rod (20) movably connected between the housing (10) and a chair seat (1); a bolt (30) disposed in the internal accommodating space of the housing (10) and capable of moving between a first position and a second position in a reciprocating manner, a first end of the bolt (30) being provided with a locking part (31); an unlocking key (40) disposed at one side of the housing (10) and fitted with the bolt (30); and a safety key (50), opposite to the unlocking key (40), disposed at the other side of the housing (10) and fitted with the bolt (30). When the bolt (30) is at the first position, the locking part (31) of the bolt (30) stretches out of the housing (10) and is fitted onto the chair back (2); the unlocking key (40) is positioned in a direction away from the bolt (30); the safety key (50) and the bolt (30) are in interference to limit the movement of the bolt (30); when the bolt (30) is at the second position, the locking part (31) of the bolt (30) is moved from the chair back (2); the safety key (50) staggers to remove the limiting to the bolt (30); and the unlocking key (40) is fitted onto one side of the bolt (30) and is close to the safety key (50). The chair back angle adjusting device achieves chair back angle adjustment and locking; and operation is simple, safe and reliable.

Description

technical field [0001] The invention relates to a chair back adjusting device, in particular to a chair back angle adjusting device and a baby chair using the chair back angle adjusting device. Background technique [0002] The adjustment of the inclination of the back of the baby chair on the market requires multi-step operations. When adjusting, you need to open the safety lock before you can adjust the angle of the seat back. After the adjustment, you need to activate the safety lock to fix it. The step of starting the safety lock is easy to be forgotten by the user. If the safety lock is not activated, it will cause the back of the chair to lie down, etc., resulting in danger. Therefore, this design of existing baby chair is not safe enough, is not humanized enough. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide an easy-to-operate, safe, reliable and humanized seat back angle adjustment device. [0004] T...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A47D1/00
CPCA47D1/002
Inventor 郭沛民
Owner HUAAN LIGAO STATIONERY PROD SHENZHEN CO LTD
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