Title:
ELECTRIC WINCH
Document Type and Number:
WIPO Patent Application WO/2020/220210
Kind Code:
A1
Abstract:
Disclosed in the present invention is an electric winch, belonging to the technical field of winches. The object of the present invention is to provide an electric winch having long service life and high reliability, and the main points of the technical solution thereof are in that: a U-shaped frame is included, a winch wheel is provided on the U-shaped frame, the winch comprises a winch shaft rotatably connected to the U-shaped frame, two baffle plates are provided on the winch shaft, one end of the winch shaft extends out of the U-shaped frame and is driven by a motor, a worm gear box is provided between the motor and the winch shaft, a clutch is further provided between the worm gear box and the winch shaft, the clutch comprises a clutch housing fixedly provided on an outer side wall of the U-shaped frame, a transmission gear shaft sleeve and a clutch gear shaft sleeve fitting the transmission gear shaft sleeve are rotatably provided in the clutch housing, and a connecting key inserted into a key slot is provided on an output shaft of the worm gear box. The arrangement of the transmission gear shaft sleeve and the clutch gear shaft sleeve in an engagement manner achieves the effects of prolonging the service life of the clutch and enhancing the working reliability of the clutch.
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Inventors:
XU ZHOULAI (CN)
Application Number:
PCT/CN2019/085029
Publication Date:
November 05, 2020
Filing Date:
April 29, 2019
Export Citation:
Assignee:
JIANGSU VOLTFINE TECH LTD (CN)
International Classes:
F16D41/18; B66D1/16
Foreign References:
| CN201626796U | 2010-11-10 | |||
| CN103244578A | 2013-08-14 | |||
| CN109019378A | 2018-12-18 | |||
| CN201284202Y | 2009-08-05 | |||
| CN106989117A | 2017-07-28 | |||
| JP2014001807A | 2014-01-09 |
Attorney, Agent or Firm:
BEIJING WEIZHENG PATENT AGENCY CO., LTD. (CN)
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