Title:
SOLENOID VALVE AND PRODUCTION PROCESS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/042404
Kind Code:
A1
Abstract:
A solenoid valve and a production process therefor, the solenoid valve comprising a sleeve tube (1), a static iron core (2), a movable iron core (3), a compression spring (4), a single-head valve body (5), a water inlet (51), a water outlet (52), a coil bobbin (61), a coil (62), an injection moulded encapsulating layer (63), a holding frame (7), a sealing head installation groove (31), and a sealing rubber head (32); the production process comprises: manufacturing a semi-finished coil component; coil encapsulation; folding the terminals; assembling the static iron core (2), a clamping ring (9), and the holding frame (7); assembling the sleeve tube (1); assembling the coil component and the sleeve tube (1); riveting the holding frame (7); mounting the sealing rubber head (32), the compression spring (4), and the moveable iron core (3); mounting the single head valve body (5); and testing the solenoid valve performance.
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Inventors:
XIONG YINGSHEN (CN)
GU LIHUA (CN)
LU HUANLU (CN)
GU LIHUA (CN)
LU HUANLU (CN)
Application Number:
PCT/CN2019/104914
Publication Date:
March 11, 2021
Filing Date:
September 09, 2019
Export Citation:
Assignee:
SHENZHEN CNHT LTD COMPANY (CN)
International Classes:
F16K31/06; B07C5/34; B29C69/00
Foreign References:
| CN205388179U | 2016-07-20 | |||
| CN206834046U | 2018-01-02 | |||
| CN205244568U | 2016-05-18 | |||
| CN104867643A | 2015-08-26 | |||
| CN105020457A | 2015-11-04 | |||
| US20160215899A1 | 2016-07-28 |
Attorney, Agent or Firm:
SHENZHEN SHENKESHEN PATENT AGENCY CO., LTD. (CN)
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