Title:
LIFTING-LOWERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/185532
Kind Code:
A1
Abstract:
Provided in the present invention is a lifting-lowering device, comprising a lifting-lowering frame; a first support member and a second support member, which are arranged in a spaced apart manner on the bottom face or the inner side of the lifting-lowering frame, the first support member comprising a first support leg and a second support leg cooperating with the first support leg in a position adjustable manner, the second support leg being connected to the lifting-lowering frame, the second support member comprising a third support leg and a fourth support leg cooperating with the third support leg in a position adjustable manner, and the fourth support leg being connected to the lifting-lowering frame; a driving mechanism, comprising a motor assembly connected to the second support leg, and a lead screw in drive fit with the motor assembly, a nut assembly in drive fit with the lead screw being fixed to the first support leg; and a stroke assembly, comprising a mounting plate, and an upper position switch and a lower position switch which are arranged in a spaced apart manner on the mounting plate, the top end of the mounting plate being connected to the motor assembly, and the nut assembly being located between the upper position switch and the lower position switch. The technical solution of the present application effectively solves the problem of low assembling efficiency of an electric height-adjustable table in the prior art.
Inventors:
CHEN CHENG (CN)
Application Number:
PCT/CN2023/082586
Publication Date:
October 05, 2023
Filing Date:
March 20, 2023
Export Citation:
Assignee:
DEWERTOKIN TECH GROUP CO LTD (CN)
International Classes:
A47B13/00; A47B9/00; A47B13/02
Foreign References:
| CN114698927A | 2022-07-05 | |||
| CN211298800U | 2020-08-21 | |||
| CN213370553U | 2021-06-08 | |||
| CN214340796U | 2021-10-08 | |||
| CN209251922U | 2019-08-16 |
Attorney, Agent or Firm:
KANGXIN PARTNERS , P.C. (CN)
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