Title:
FILTER ELEMENT BUTT JOINT MECHANISM
Document Type and Number:
WIPO Patent Application WO/2023/284439
Kind Code:
A1
Abstract:
Disclosed is a filter element butt joint mechanism, comprising: a fixed base provided with a mounting cavity; a butt joint base provided in the mounting cavity and close to an inner end of the fixed base; a filter element comprising a housing, the head of the housing being used for being inserted into the mounting cavity from an outer end, and an insertion pipe being formed at the head of the housing; a limiting sliding clamping mechanism; and a screw transmission mechanism. A groove is formed in the head of the housing, and the insertion pipe is formed in the groove; a boss used for matching the groove is formed on the butt joint base, and an insertion hole used for matching the insertion pipe is formed in the boss; the limiting sliding clamping mechanism comprises a limiting lug formed on the inner wall of the fixed base and a lug groove formed in the housing, and the lug groove extends in the circumferential direction with the groove bottom of the groove as a starting end so as to at least form a main body section located on the same plane; and the screw transmission mechanism comprises a guide groove formed in the inner wall of the fixed base and a sliding portion formed on the periphery of the butt joint base and used for sliding along the guide groove, and a screw section is at least formed in the guide groove.
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Inventors:
LIU GUO (CN)
LIU XIAOHAN (CN)
LIU XIAOHAN (CN)
Application Number:
PCT/CN2022/097027
Publication Date:
January 19, 2023
Filing Date:
June 03, 2022
Export Citation:
Assignee:
NANJING HANSHU ENVIRONMENTAL PROT EQUIPMENT CO LTD (CN)
International Classes:
B01D35/30; B01D29/96
Foreign References:
| CN114534360A | 2022-05-27 | |||
| CN215742266U | 2022-02-08 | |||
| CN213492345U | 2021-06-22 | |||
| CN110354559A | 2019-10-22 | |||
| CN111686500A | 2020-09-22 | |||
| CN107344037A | 2017-11-14 | |||
| US20130193054A1 | 2013-08-01 |
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