Title:
GRID SLOT COMBINED FILTER CORE FRAMEWORK
Document Type and Number:
WIPO Patent Application WO/2021/022454
Kind Code:
A1
Abstract:
Disclosed in the present invention is a grid slot combined filter core framework, comprising a filter core upper end assembly, an upper end cover assembly, a filter core framework group, a filter core lower end assembly, a lower end cover assembly, a filter core insertion piece, and a centre collecting tube, the centre collecting tube penetrating in sequence a centre hole of the upper end cover assembly, the filter core framework group, and the filter core lower end assembly, the upper end cover assembly being arranged on the upper end of the filter core framework group, the filter core lower end assembly being arranged on the lower end of the filter core framework group, a rear rib plate of the filter core framework group being connected to a fixing surface of an inner rib plate of the upper end cover assembly by means of a guiding connecting claw, the filter core insertion piece being arranged in an insertion piece fixing groove of the filter core lower end assembly, the filter core upper end assembly being arranged on an upper surface of the upper end cover assembly, a centre inner hole of the filter core upper end assembly being connected to the centre collecting tube, the lower end cover assembly being arranged at the bottom of the filter core lower end assembly, and the lower end cover assembly being connected to the filter core lower end assembly.
More Like This:
| WO/1997/004850 | SPIRAL MULTIPLE-TUBE FILTER |
| WO/2004/078313 | CORRUGATED PLASTIC TUBE |
| WO/2009/127110 | AN AIR PURIFIER |
Inventors:
ZHOU QIN (CN)
WANG YUANBING (CN)
LI TENGFEI (CN)
MIAO ZHUANG (CN)
WANG YUANBING (CN)
LI TENGFEI (CN)
MIAO ZHUANG (CN)
Application Number:
PCT/CN2019/099295
Publication Date:
February 11, 2021
Filing Date:
August 05, 2019
Export Citation:
Assignee:
RKS ENVIRONMENTAL SCIENCE & TECH SHANGHAI CO LTD (CN)
International Classes:
B01D29/19; B01D29/54
Foreign References:
| CN206762386U | 2017-12-19 | |||
| CN108079638A | 2018-05-29 | |||
| CN109718668A | 2019-05-07 | |||
| CN208356241U | 2019-01-11 |
Attorney, Agent or Firm:
BEIJING UTC LIANFENG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (CN)
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