Title:
GAS DELIVERY DEVICE OF POWDER SURFACE COVERING MACHINE, AND POWDER SURFACE COVERING MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/203764
Kind Code:
A1
Abstract:
A gas delivery device of a powder surface covering machine, configured to connect an inner barrel (7) of a reaction device (10) and a driving device (12), and communicate a reaction chamber (9) of the inner barrel (7) and a gas supply device (13). The gas delivery device comprises: a rotating shaft (1) connected to the inner barrel (7) and the driving device (12), a sleeve (3) sleeved on the rotating shaft (1), and a pair of sealing members (2) configured between the rotating shaft (1) and the sleeve (3). The rotating shaft (1) is provided, along the axis, with a first gas passage (4) in communication with the reaction chamber (9), and is provided with gas holes (5) for communicating the first gas passage (4) with the outside of the rotating shaft (1). The sleeve (3) is provided with a second gas passage (6) through which the rotating shaft (1) passes, the second gas passage (6) is in communication with the gas supply device (13), and the gas holes (5) are located in the second gas passage (6). The sealing members (2) are configured to seal the second gas passage (6).
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Inventors:
LIU YANFENG (CN)
WANG TONG (CN)
WANG YUNYU (CN)
WANG TONG (CN)
WANG YUNYU (CN)
Application Number:
PCT/CN2021/000063
Publication Date:
October 14, 2021
Filing Date:
April 08, 2021
Export Citation:
Assignee:
XIAMEN YUNMAO TECH CO LTD (CN)
International Classes:
B01J19/00
Foreign References:
| CN212189040U | 2020-12-22 | |||
| CN212348679U | 2021-01-15 | |||
| CN212102999U | 2020-12-08 | |||
| CN104046958A | 2014-09-17 | |||
| CN110359030A | 2019-10-22 | |||
| US4601617A | 1986-07-22 | |||
| CN107583595A | 2018-01-16 | |||
| US20110308456A1 | 2011-12-22 | |||
| US20180223414A1 | 2018-08-09 |
Attorney, Agent or Firm:
XIAMEN YUANCHUANG PATENT FIRM (GENERAL PARTNERSHIP) (CN)
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