Title:
DRINKING WATER DISPENSER AND CONTROL METHOD AND CONTROL APPARATUS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/170102
Kind Code:
A1
Abstract:
Provided is a drinking water dispenser and a control method and control apparatus therefor. The water dispenser (1000) comprises a cooling water tank (200), a soda water tank (300), a water pump which pumps the cool water into the soda water tank, a cool water outlet, and a soda water outlet. Arranged on the water outlet route from the cool water tank to a water discharge flow path of the cool water outlet is a primary solenoid valve (500). Provided on the water outlet route from the soda water tank to the water discharge flow path of the soda water outlet is a secondary solenoid valve (600). The water discharge control method comprises: receive a user instruction; when it is determined according to a water discharge instruction that the water dispenser will dispense soda water, control the secondary solenoid valve to be opened and keep the primary solenoid valve in a closed state; before the discharge of the soda water from the water dispenser ends, control the primary solenoid valve to be opened and start counting time; and when the time count reaches a first preset time, control the secondary solenoid valve to be closed until the time count reaches a second preset time, then control the primary solenoid valve to be closed. The primary solenoid valve is controlled to be opened before the discharge of the soda water from the water dispenser ends so as to release pressure and thus prevent the primary solenoid valve side from being unable to open due to excessive pressure.
Inventors:
WANG CAIXIA (CN)
FENG FENG (CN)
FENG FENG (CN)
Application Number:
PCT/CN2019/077167
Publication Date:
September 12, 2019
Filing Date:
March 06, 2019
Export Citation:
Assignee:
FOSHAN SHUNDE MIDEA WATER DISPENSER MFG CO LTD (CN)
International Classes:
B01F15/00; A47J31/00; F25D11/00
Domestic Patent References:
| WO2001083360A2 | 2001-11-08 |
Foreign References:
| CN103423936A | 2013-12-04 | |||
| CN201919613U | 2011-08-10 | |||
| CN104019596A | 2014-09-03 | |||
| CN105910381A | 2016-08-31 | |||
| EP1579905A2 | 2005-09-28 |
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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