Lifting table

By using a dual-stage synchronous lifting structure and a worm gear transmission system, the problems of small adjustment range and slow speed of existing height-adjusting desks have been solved, achieving fast and stable desktop height adjustment.

CN224420394UActive Publication Date: 2026-06-30HANGZHOU DECHANG HARDWARE FURNITURE
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Patent Information

Application Number
CN202521409991.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-07-07
Publication Date
2026-06-30
Estimated Expiration
2035-07-07

AI Technical Summary

Technical Problem

Existing height-adjustable desks only have a single-stage height adjustment mechanism, resulting in a small height adjustment range and slow speed, which cannot meet the needs of human sitting posture under different functional attributes.

Method used

It adopts a dual-stage synchronous lifting structure, which uses a motor-driven worm gear transmission system to drive the threaded engagement of the active threaded rod and the transition threaded rod to achieve rapid dual-stage lifting of the table legs, and is equipped with a self-locking function to maintain the height.

Benefits of technology

The adjustable range of the table height has been expanded, the lifting speed has been improved, and a self-locking function has been added, making it convenient and efficient to adjust and maintain the table height.

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Abstract

The utility model discloses a lifting table, relates to lifting table technical field, including table board mounting rack and a plurality of table legs, table legs are installed the table board mounting rack below, the table board mounting rack is rotatingly equipped with active threaded rod, table leg includes base, the base is fixed with base shell, the base shell is equipped with the driving threaded rod, the driving threaded rod is equipped with the driving threaded rod, and the driving threaded rod is equipped with the driving threaded rod. The table leg further comprises a top shell fixed to the table plate mounting frame, a transition shell is sleeved with the base shell, the top shell is sleeved with the transition shell, a fixed limiting sleeve is fixedly arranged on the portion, in the base shell, of the base, a fixed limiting nut is arranged at the top of the fixed limiting sleeve, and the top of the fixed limiting sleeve is provided with a fixed limiting nut. A transition screw is arranged in the fixed limiting nut in a threaded fit mode, an annular protrusion is fixedly arranged at the bottom of the transition shell, a top mounting sleeve is fixedly arranged on the portion, on the inner side of the transition shell, of the annular protrusion, a top mounting block is arranged on the top of the top mounting sleeve, and a top nut is arranged on the top mounting block. And the driving threaded rod is in threaded fit with the top nut.
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