CN-121979344-A - Water purifier bacteriostasis control method and system and water purifier

CN121979344ACN 121979344 ACN121979344 ACN 121979344ACN-121979344-A

Abstract

The application discloses a water purifier antibacterial control method, a water purifier antibacterial control system and a water purifier, and relates to the technical field of water purifiers, wherein the water purifier antibacterial control method comprises the steps of obtaining the actual boiling point of water in a hot tank; and adjusting the difference value between the internal pressure of the hot tank and the atmospheric pressure corresponding to the set boiling point to be within a preset range according to the current state of the hot tank so as to enable the hot tank to be in a positive pressure antibacterial state. The antibacterial control method of the water purifier solves the problems that the traditional water purifier cannot output hot water with higher temperature under high altitude or low pressure weather conditions and the night water in the hot tank is easy to generate peculiar smell.

Inventors

ZHANG WENHAI
ZHANG JUN
Gu Bohuan
CAO FUJIANG
YU LIXING
DUAN JIANXIN
WANG JIAQI

Assignees

杭州水享智能科技集团有限公司

Dates

Publication Date: 20260505
Application Date: 20260206

Claims (10)

1. The antibacterial control method of the water purifier is characterized by comprising the following steps of: acquiring the actual boiling point of water in the hot tank (12); When the actual boiling point does not reach the set boiling point, adjusting the actual boiling point to the set boiling point; And adjusting the difference value between the internal pressure of the thermal tank (12) and the atmospheric pressure corresponding to the set boiling point to be within a preset range according to the current state of the thermal tank (12), so that the thermal tank (12) is in a positive pressure antibacterial state.
2. The method for controlling bacteriostasis of a water purifier according to claim 1, wherein the step of adjusting the difference between the internal pressure of the hot tank (12) and the atmospheric pressure corresponding to the set boiling point to be within a preset range according to the current state of the hot tank (12) comprises: if the hot tank (12) is in a heating state, adjusting the difference between the internal pressure of the hot tank (12) and the atmospheric pressure corresponding to the set boiling point to be not more than 3.4kPa; and if the hot tank (12) is in a state to be heated, adjusting the difference between the internal pressure of the hot tank (12) and the atmospheric pressure corresponding to the set boiling point to 8Pa-3.4kPa.
3. The method of controlling bacteriostasis of a water purifier according to claim 1, wherein the step of adjusting the actual boiling point to the set boiling point includes: acquiring a pressure in the hot tank (12) corresponding to the actual boiling point; the pressure of the water produced by the hot tank (12) is increased by the pressurizing unit (4) so as to adjust the pressure corresponding to the actual boiling point in the hot tank (12) to the pressure corresponding to the set boiling point.
4. The method for controlling bacteriostasis of a water purifier according to claim 1, wherein the step of obtaining the actual boiling point of the water in the hot tank (12) comprises: -communicating the hot tank (12) with the external atmosphere; Filling the hot tank (12) with water and heating the water in the hot tank (12); The temperature of the water in the hot tank (12) is detected in real time by a temperature detection unit (14) until the temperature of the water in the hot tank (12) reaches a certain temperature and is not increased any more, and the temperature is recorded as the actual boiling point.
5. The method of claim 1, wherein the set boiling point is a target boiling point of water calculated according to a user set temperature or a local atmospheric pressure, and the set boiling point has a value ranging from 98 ℃ to 100 ℃.
6. A water purifier antibacterial control system, characterized in that a water purifier antibacterial control method according to any one of claims 1 to 5 is adopted, the water purifier antibacterial control system comprising: a heat tank (12) for storing purified water and heating the purified water; A temperature detection unit (14) arranged in the hot tank (12) and used for acquiring the actual boiling point of water in the hot tank (12); the pressurizing unit (4) is arranged on the water inlet side of the hot tank (12) and is used for adjusting the actual boiling point to the set boiling point when the actual boiling point does not reach the set boiling point, and is also used for adjusting the difference between the internal pressure of the hot tank (12) and the atmospheric pressure corresponding to the set boiling point to be within a preset range; The control unit is in signal connection with the pressurizing unit (4) and the temperature detection unit (14), and is used for controlling the pressurizing unit (4) to adjust the actual boiling point to the set boiling point when the actual boiling point does not reach the set boiling point, and is also used for controlling the pressurizing unit (4) to adjust the difference value between the internal pressure of the thermal tank (12) and the atmospheric pressure corresponding to the set boiling point to be within a preset range according to the current state of the thermal tank (12), so that the thermal tank (12) is in a positive pressure antibacterial state.
7. The bacteriostatic control system for a water purifier according to claim 6, further comprising a pressure detection unit (25), wherein the pressure detection unit (25) is arranged in the hot tank (12) and is in signal connection with the control unit for detecting the internal pressure of the hot tank (12).
8. The water purifier antibacterial control system of claim 6, further comprising: A water inlet pipeline (5) communicated with the hot tank (12) and used for injecting purified water into the hot tank (12); the first water inlet valve (8) is arranged in the water inlet pipeline (5) and is used for closing the water inlet pipeline (5) at the stage of adjusting the actual boiling point to the set boiling point and adjusting the difference value between the internal pressure of the hot tank (12) and the atmospheric pressure corresponding to the set boiling point to be within a preset range by the pressurizing unit (4); A hot water outlet pipeline (18) communicated with the hot tank (12) and used for supplying hot water heated to the set boiling point in the hot tank (12) to be discharged; and the hot water outlet valve (19) is arranged on the hot water outlet pipeline (18) and is used for closing the hot water outlet pipeline (18) at the stage of adjusting the actual boiling point to the set boiling point and adjusting the difference value between the internal pressure of the hot tank (12) and the atmospheric pressure corresponding to the set boiling point to be within a preset range by the pressurizing unit (4).
9. The water purifier antibacterial control system of claim 6, further comprising: An exhaust line (28) in communication with the hot tank (12) for exhausting the hot tank (12); And a pressure release valve (24) arranged in the exhaust pipeline (28) and used for opening when the pressure in the hot tank (12) reaches a set pressure so as to discharge the gas in the hot tank (12).
10. A water purifier comprising a water purifier antibacterial control system as claimed in any one of claims 6 to 9.

Description

Water purifier bacteriostasis control method and system and water purifier Technical Field The application relates to the technical field of water purifiers, in particular to a water purifier bacteriostasis control method, a water purifier bacteriostasis control system and a water purifier. Background Along with the improvement of the requirements of users for instant hot water when the faucet is opened, the water purifier is a heat-purifying integrated machine with a heating function on the basis of filtration. In the existing system, the heat-purifying integrated machine generally adopts fixed power heating and single-point temperature probe control, namely, heating is stopped when the probe detects that the water temperature reaches the boiling point under the current ambient pressure. In this way, the system can only recognize the boiling point, so that under the high altitude or low pressure weather condition, the highest heating temperature of the whole machine is locked by the natural boiling point due to the remarkable reduction of the boiling point of water (lower than 96 ℃), and the hot water with higher temperature cannot be output, so that the high flow rate and high Wen Qushui experience of a user are affected. In addition, because the hot pot is directly or indirectly communicated with the atmosphere for a long time through the same pressure relief opening, negative pressure or zero pressure is extremely easy to form in certain stages of the hot pot, so that external air, bacteria and viruses flow backward along with the air flow, the total number of colonies of overnight water in the pot is rapidly increased, peculiar smell is generated, and a user has to put away one cup first and then use the cup, so that water resources are wasted, and the use convenience is affected. Disclosure of Invention The application aims to provide a water purifier bacteriostasis control method, a water purifier bacteriostasis control system and a water purifier, which solve the problems that the traditional water purifier cannot output hot water with higher temperature under high altitude or low pressure weather conditions and the night water in a hot tank is easy to generate peculiar smell. In order to achieve the above purpose, the present application provides a method for controlling bacteriostasis of a water purifier, comprising: Acquiring the actual boiling point of water in a hot tank; When the actual boiling point does not reach the set boiling point, adjusting the actual boiling point to the set boiling point; And adjusting the difference value between the internal pressure of the hot tank and the atmospheric pressure corresponding to the set boiling point to be within a preset range according to the current state of the hot tank so as to enable the hot tank to be in a positive pressure antibacterial state. In some embodiments, the step of adjusting the difference between the internal pressure of the hot tank and the atmospheric pressure corresponding to the set boiling point to be within a preset range according to the current state of the hot tank includes: if the hot tank is in a heating state, adjusting the difference value between the internal pressure of the hot tank and the atmospheric pressure corresponding to the set boiling point to be not more than 3.4kPa; and if the hot tank is in a state to be heated, adjusting the difference value between the internal pressure of the hot tank and the atmospheric pressure corresponding to the set boiling point to 8Pa-3.4kPa. In some embodiments, the step of adjusting the actual boiling point to the set boiling point comprises: Acquiring the pressure corresponding to the actual boiling point in the hot tank; the pressure boosting unit is used for boosting the water produced by the hot tank so as to adjust the pressure corresponding to the actual boiling point in the hot tank to the pressure corresponding to the set boiling point. In some embodiments, the step of obtaining the actual boiling point of the water in the hot tank comprises: Communicating the hot tank with an external atmosphere; filling the hot pot with water and heating the water in the hot pot; The temperature of the water in the hot tank is detected in real time through the temperature detection unit until the temperature of the water in the hot tank reaches a certain temperature and is not increased any more, and the temperature is recorded as the actual boiling point. In some embodiments, the set boiling point is a target boiling point of water calculated according to a user set temperature or a local atmospheric pressure, and the set boiling point has a range of 98 degrees celsius to 100 degrees celsius. The application provides a water purifier antibacterial control system, which adopts the water purifier antibacterial control method described in the specific embodiment, and comprises the following steps: The hot tank is used for storing purified water and heating the purified water; the temp