Title:
PERMANENT-MAGNETIC VARIABLE-FREQUENCY CONSTANT-PRESSURE SELF-PRIMING PUMP
Document Type and Number:
WIPO Patent Application WO/2022/160549
Kind Code:
A1
Abstract:
A permanent-magnetic variable-frequency constant-pressure self-priming pump, comprising a permanent-magnetic brushless electric motor (1), a water pump (2) and an intelligent control system, wherein an inner end of a lower side portion of a pump head (21) of the water pump (2) is connected to an output end of the permanent-magnetic brushless electric motor (1), and an outer end thereof is connected to a pressure tank (22); the pressure tank (22) is in communication with a water outlet cavity; the intelligent control system comprises a line cover box (3) arranged on the permanent-magnetic brushless electric motor (1), an intelligent drive plate (33) arranged in the line cover box (3), and a liquid crystal touch-control screen (32) arranged at the top of the line cover box (3); the intelligent drive plate (33) is electrically connected to the permanent-magnetic brushless electric motor (1) and the liquid crystal touch-control screen (32) by means of a power supply line; the pump head (21) is also provided with a water pressure sensor (34) extending to the interior of the pump head (21); and the water pressure sensor (34) is electrically connected to the intelligent drive plate (33) by means of the power supply line so as to feed back water pressure.
More Like This:
| JP2003189529 | CANNED MOTOR |
| WO/2010/101082 | CENTRIFUGAL PUMP DEVICE |
| WO/2007/054170 | FLUID PUMP |
Inventors:
YANG XUELIANG (CN)
CHEN HAO (CN)
CHEN HAO (CN)
Application Number:
PCT/CN2021/098862
Publication Date:
August 04, 2022
Filing Date:
June 08, 2021
Export Citation:
Assignee:
ZHEJIANG XILING CO LTD (CN)
International Classes:
F04D13/06; F04D9/02; F04D15/00; F04D15/02; F04D29/40
Foreign References:
| CN112761967A | 2021-05-07 | |||
| CN206785655U | 2017-12-22 | |||
| CN209943024U | 2020-01-14 | |||
| CN204755326U | 2015-11-11 | |||
| CN206190551U | 2017-05-24 | |||
| CN207004837U | 2018-02-13 | |||
| JP2004116311A | 2004-04-15 |
Attorney, Agent or Firm:
LANTIAN INTELLECTUAL PROPERTY AGENCY (CN)
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