Swivel chair easy to lock

A swivel chair and lock lever technology, which is applied to chairs, other seating furniture, vehicle parts, etc., can solve the problems of lack, low safety, and troublesome fixing of swivel chairs, and achieves improved comfort performance, good anti-vibration performance, and good locking effect. Effect

CN108209272AInactive Publication Date: 2018-06-29ANJI DAZHI FURNITURE MFG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2018-06-29
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a swivel chair easy to lock. The swivel chair comprises a cushion, a support shaft, a base and universal wheels from top to bottom, wherein the universal wheels are arranged onthe base; mounting shafts of the universal wheels are sleeved by lower gaskets, springs and upper gaskets; pressure sensors are arranged at connecting parts of the upper gaskets and the base; the pressure sensors are connected with control devices; the control devices are connected with reminding device; annular flanges and baffle pieces are arranged on rotating wheels of the universal wheels; wrapping flanges matched with the flanges are arranged on wheel shaft supports; the wrapping flanges are arranged between the flanges and the baffle pieces in a radial direction; teeth are arranged on outer circumferential walls of the annular grooves; locking rods and return devices are arranged on the wheel shaft supports; the locking rods are connected with the return devices; the return devicesare connected with control devices. The swivel chair is good in security, comfort and flexibility, and meanwhile has the characteristic of being convenient to lock.
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Description

technical field

[0001] The invention relates to a swivel chair, in particular to an easy-to-lock swivel chair. Background technique

[0002] In recent years, more and more people regard swivel chairs as the first choice for configuration, no matter in the office or in the family. Compared with traditional chairs, swivel chairs have the obvious feature that they can be divided into three parts: cushion, support shaft and base. The gravity above the cushion part is only transmitted to the base through the support shaft. This structure has just caused the swivel chair to be not as stable as the traditional chair in terms of mechanics, and the problem of rollover is prone to occur when people sit on the swivel chair to stretch their bodies or pick up things sideways. Existing swivel chairs lack a rollover reminder device, causing users to be easily injured due to the rollover problem, and the safety is low. In addition, the connection between the universal wheels and the base ...

Examples

Embodiment

[0023] Embodiment: a kind of swivel chair that is easy to lock, constitutes as Figure 1 to Figure 7 As shown, it includes a seat cushion 400, a support shaft 300, a base 200, and a universal wheel 100 on the base from top to bottom. The universal wheel 100 includes a mounting shaft 101, which is sleeved sequentially from bottom to top There is a lower gasket 102, a spring 103 and an upper gasket 104, the lower gasket 102 is fixed on the installation shaft 101, the upper gasket 104 is fixed on the base 200, and the connection between the upper gasket 104 and the base 200 is provided with a pressure sensor 201; the support shaft 300 is provided with a control device 301, the control device 301 is connected with the pressure sensor 201, and the control device 301 is also connected with a reminder device 401; the universal wheel also includes a wheel shaft support 110, the wheel shaft support Seat 110 is provided with wheel axle 120, and wheel axle 120 two ends are provided with ...