Title:
TENSIONING MECHANISM
Document Type and Number:
WIPO Patent Application WO/2024/060661
Kind Code:
A1
Abstract:
A tensioning mechanism, which is mounted in a portable packaging machine. The portable packaging machine is provided with a tensioning wheel (100) and a tensioning wheel driving electric motor (200), wherein a planetary gear speed reduction mechanism is arranged between the tensioning wheel driving electric motor (200) and the tensioning wheel (100), the tensioning wheel (100) is provided with an inner ring gear (101), and the inner ring gear (101) is connected to the planetary gear speed reduction mechanism; and the planetary gear speed reduction mechanism is provided with a lockable gear ring (4), the gear ring (4) is provided with an inner ring gear (41) and an outer ring gear (42) which are coaxial with a sun gear, the inner ring gear (41) is in meshing connection with planetary gears (61), the tensioning mechanism is provided with a locking gear (5) in clutch fit with the outer ring gear (42), and an output shaft (201) of the tensioning wheel driving electric motor (200) is connected to a one-way bearing (202), so that the output shaft (201) can rotate only in a direction in which the tensioning wheel (100) is driven to tension a strap.
Inventors:
HE YUHUA (CN)
JIANG SHUIBO (CN)
JIANG SHUIBO (CN)
Application Number:
PCT/CN2023/096405
Publication Date:
March 28, 2024
Filing Date:
May 25, 2023
Export Citation:
Assignee:
ZHEJIANG WEIPAI PACKAGING EQUIPMENT CO LTD (CN)
International Classes:
B65B13/18; B65B65/02
Foreign References:
| CN219056664U | 2023-05-23 | |||
| CN110626539A | 2019-12-31 | |||
| CN1478703A | 2004-03-03 | |||
| CN104010942A | 2014-08-27 | |||
| US20070131496A1 | 2007-06-14 | |||
| CN107364597A | 2017-11-21 | |||
| CN213735739U | 2021-07-20 | |||
| CN213974593U | 2021-08-17 | |||
| US5690023A | 1997-11-25 |
Attorney, Agent or Firm:
ZHEJIANG HANGZHOU JINTONG PATENT AGENCY CO., LTD. (CN)
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