CN-122006574-A - Sterilization water preparation system

CN122006574ACN 122006574 ACN122006574 ACN 122006574ACN-122006574-A

Abstract

The invention provides a sterilizing water preparation system, which relates to the technical field of sterilizing water preparation devices and comprises a sterilizing gas preparation host, wherein a control module of the sterilizing gas preparation host can automatically control the starting and stopping of a sterilizing gas generator according to an audio signal of a sampled gas circuit or a water flow signal of a water circuit, and can adaptively adjust the concentration of sterilizing gas output by the sterilizing gas generator according to the water flow and based on the signal characteristics of the audio signal or the pulse number of a water flow pulse signal, so that the concentration of the finally prepared sterilizing water is maintained in a reasonable and effective range, the sterilizing effect is ensured, the economy and the operation simplicity are realized, and the control accuracy is high. The sterilizing gas preparation host and the water terminal control device realize wireless two-way communication, and the water terminal control device can receive parameter information such as sterilizing gas concentration returned by the sterilizing gas preparation host and display the parameter information on the water terminal display module, so that a user can grasp the water parameter information more intuitively.

Inventors

LU QINGHUI

Assignees

徕宝嘉(福建)环保科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260327

Claims (10)

1. The sterilizing water preparation system comprises a sterilizing gas preparation host, a water supply system, a gas-liquid mixer and a gas passage, and is characterized in that the sterilizing gas preparation host comprises a sterilizing gas generator, a control module and a host wireless module, wherein the control module is used for executing a control method for adaptively adjusting the concentration of the sterilizing gas according to the water flow so as to control the concentration of the sterilizing gas generated by the sterilizing gas generator; The water supply system comprises a water supply terminal, a water supply pipeline and a water supply terminal control device, wherein the water supply terminal control device comprises a control unit MCU, a water supply terminal wireless module, a water supply terminal display module and a touch control module, the control unit MCU is electrically connected with the water supply terminal wireless module, the water supply terminal display module and the touch control module, wireless two-way communication is realized between the water supply terminal wireless module and the host wireless module, and the control unit MCU can receive sterilizing gas concentration parameter information returned by the sterilizing gas preparation host through the wireless module and display the sterilizing gas concentration parameter information on the water supply terminal display module.
2. The sterilizing water preparation system according to claim 1, wherein the gas passage is provided with an audio sensor, and the control method for adaptively adjusting the concentration of the sterilizing gas according to the water flow size, which is executed by the control module, comprises the following steps: s1, sampling an audio signal in a gas passage through an audio sensor; s2, filtering and noise reduction processing is carried out on the sampled audio signals; S3, judging whether the audio signal comprises an effective water flow audio signal according to the processed audio signal, and judging whether to turn on or turn off the sterilizing gas generator according to the effective water flow audio signal; s4, if the audio signal does not comprise a valid water flow audio signal in the step S3, the sterilizing gas generator is placed in a closed state; If the audio signal is judged to comprise an effective water flow audio signal in the step S3, starting the sterilizing gas generator, further acquiring the signal characteristics of the processed audio signal, wherein the signal characteristics at least comprise one of frequency characteristics and amplitude characteristics, and judging the water flow rate according to the acquired signal characteristics; and S5, repeating the steps S1-S4.
3. The sterilizing water production system of claim 2, wherein in the step S3, it is judged whether the audio signal includes a valid water flow audio signal based on the processed audio signal, specifically including: And according to the audio signal sampled at fixed time by the first timer, when the level of the audio signal is continuously maintained for a set number of times, the level of the audio signal is determined to be stable and effective, when the level of the stable and effective audio signal is high, the audio signal is judged to comprise the effective water flow audio signal, and otherwise, the audio signal is not included.
4. The sterilizing water production system of claim 3, further comprising, in step S3, performing start-stop discrimination of the sterilizing gas generator by using sliding window filtering and 2-stage weighted comparison discrimination on the sampled audio signal, specifically comprising, performing weighted comparison between the high-level effective number and the low-level effective number on the sampled audio level signal according to the second timer, and generating a start-up record or a stop-up record according to the comparison result; storing the generated start record or stop record into a start sliding window buffer memory or a stop sliding window buffer memory, circularly accumulating the addresses of the sliding windows, comparing whether the ratio of the start record in the start sliding window buffer memory or the stop record in the stop sliding window buffer memory exceeds a threshold, and executing the action program of starting or stopping the sterilizing gas generator if the ratio exceeds the threshold.
5. The sterilizing water production system of claim 2, wherein in step S4, a map of signal characteristics of the audio signal and the concentration of the sterilizing gas is established, and the concentration of the sterilizing gas produced by the sterilizing gas generator is adjusted based on a preset map of signal characteristics and the concentration of the sterilizing gas according to the obtained signal characteristics.
6. The sterilizing water preparation system according to claim 1, further comprising a water flow sensor, wherein the water flow sensor is arranged in a water supply pipeline, the water flow sensor is electrically connected with the control unit MCU, and the control module executes a control method for adaptively adjusting the concentration of the sterilizing gas according to the water flow, and the method specifically comprises the following steps: S10, sampling water flow signals in a waterway through a water flow sensor; s20, filtering the sampled water flow signals; s30, judging the water flow according to the processed water flow signal, judging whether to turn on or off the sterilizing gas generator according to the obtained water flow, and controlling the sterilizing gas concentration generated by the sterilizing gas generator according to the corresponding relation between the preset water flow and the sterilizing gas concentration if the sterilizing gas generator is turned on; And S40, repeating the steps S10-S30.
7. The sterilizing water preparing system according to claim 6, wherein in step S10, the water flow sensor comprises a water flow generator, the water flow sensor is constructed based on power supply of electric energy generated by the water flow generator, the water flow signal is a water flow pulse signal, in step S30, the water flow is judged according to the processed water flow signal, specifically, counting the pulse number of the water flow pulse signal in unit time, and converting the pulse number in unit time into current real-time water flow information according to the corresponding relation between the pulse number and the water flow size in the preset unit time, so as to judge the water flow.
8. The sterilizing water preparation system of claim 6, wherein the step S30 is replaced with the step S300 of counting the number of pulses of the water flow pulse signal in a unit time, judging whether to turn on or off the sterilizing gas generator according to the number of pulses in the unit time, and controlling the concentration of the sterilizing gas generated by the sterilizing gas generator based on a preset mapping table of the number of pulses in the unit time and the concentration of the sterilizing gas if the sterilizing gas generator is turned on.
9. The sterilizing water preparing system of claim 8, wherein in the step S30, the sterilizing gas concentration generated by the sterilizing gas generator is controlled based on a preset mapping table of pulse numbers and sterilizing gas concentrations in unit time, specifically, a plurality of continuous unit time are selected, the pulse numbers of the water flow pulse signals in the continuous unit time are counted respectively, the pulse numbers of the water flow pulse signals in each unit time are ordered according to the size, and a median value is selected as an inquiry value, so that the corresponding sterilizing gas concentration parameter is inquired in the mapping table according to the inquiry value.
10. The sterilizing water preparing system of claim 1, wherein the water terminal is a faucet, the air pipe of the air passage and the water pipe of the water supply line are extended into the pipe body of the faucet to form a pipe-in-pipe structure, the air-liquid mixer is positioned at the water outlet of the faucet, and/or, The water terminal is a drawing type faucet, the drawing type faucet comprises a drawing head, a gas path for conveying ozone and a drawing head water path for conveying water flow are arranged in the drawing head, at least one water outlet of the drawing head water path is arranged on the bottom surface of the drawing head and is provided with a mixing cavity with a negative pressure self-priming mixing structure, the outlet of the drawing head gas path is communicated with the mixing cavity, a bubbler is arranged in the mixing cavity, a negative pressure effect is formed in the mixing cavity when the water flow passes through the bubbler, so that active sterilizing gas in the gas path is sucked into the mixing cavity and mixed with the water flow to form sterilizing water, and/or, The water terminal is specifically a pull-out faucet, the pull-out faucet comprises a pull-out head, a water terminal control device is integrated in the pull-out head, wireless two-way communication is achieved between the water terminal control device and a host wireless module of a sterilizing gas preparation host through a water terminal wireless module, the sterilizing water preparation system further comprises a water flow sensor, the water flow sensor is arranged in a water supply pipeline and comprises a water flow generator, the water flow generator is arranged in a water path of the pull-out head, the pull-out head comprises a shell, a water terminal display module and a touch control module are integrated into a whole, and the touch display screen is embedded on the shell on the surface of the pull-out head.

Description

Sterilization water preparation system Technical Field The invention relates to the technical field of disinfection and sterilization, in particular to a sterilization water preparation system. Background Ozone water is used as a medium for disinfection and sterilization, and has the outstanding advantages of strong sterilization capability, high sterilization speed, safety and no side effect, and can be released in an oxygen form after decomposition. Ozone water is considered to be widely used in the fields of water treatment, air purification, food processing, medical disease control, biopharmaceuticals, aquaculture and the like. In daily life, the ozone water is usually prepared by tap water and ozone gas through a gas-water mixer, a tap water supply pipeline and an ozone gas supply pipeline are connected to the gas-water mixer together, and an outlet of the gas-water mixer is an ozone water outlet. However, the existing ozone generating device cannot adjust the ozone concentration of the ozone water according to actual demands, or needs to be manually controlled to adjust the ozone concentration of the ozone water, a mechanical manual switch on the market is inconvenient to operate, low in adjustment precision and low in practicality, and some negative pressure switches are not durable and are easy to corrode by ozone. In addition, the water supply line generally has pressure fluctuation, which causes a change in the water flow size, thereby causing a fluctuation in the ozone concentration of the ozone water, and finally, the ozone water having a stable sterilizing effect cannot be obtained. In addition, when some users manually adjust the water flow size or the ozone concentration, the ozone concentration cannot be simply matched with the current water flow size, and great inconvenience is brought to the use. In particular for some children, a wrong regulation of the ozone concentration may cause damage to the body. In addition, the control of the ozone generating device in the industry is not accurate at present, and the acquisition of ozone water parameter information by a user is not intuitive. Disclosure of Invention To this end, the present invention provides a sterilizing water preparation system, which addresses at least one of the above-mentioned problems. The invention is realized by the following scheme: The invention provides a sterilizing water preparation system, which comprises a sterilizing gas preparation host, a water supply system, a gas-liquid mixer and a gas passage, wherein the sterilizing gas preparation host comprises a sterilizing gas generator, a control module and a host wireless module, the control module is used for executing a control method for adaptively adjusting the concentration of the sterilizing gas according to the water flow so as to control the concentration of the sterilizing gas generated by the sterilizing gas generator; The water supply system comprises a water supply terminal, a water supply pipeline and a water supply terminal control device, wherein the water supply terminal control device comprises a control unit MCU, a water supply terminal wireless module, a water supply terminal display module and a touch control module, the control unit MCU is electrically connected with the water supply terminal wireless module, the water supply terminal display module and the touch control module, wireless two-way communication is realized between the water supply terminal wireless module and the host wireless module, and the control unit MCU can receive sterilizing gas concentration parameter information returned by the sterilizing gas preparation host through the wireless module and display the sterilizing gas concentration parameter information on the water supply terminal display module. In one embodiment, the air passage is provided with an audio sensor, and the control method for adaptively adjusting the concentration of the sterilizing air according to the water flow size, which is executed by the control module, specifically comprises the following steps: s1, sampling an audio signal in a gas passage through an audio sensor; s2, filtering and noise reduction processing is carried out on the sampled audio signals; S3, judging whether the audio signal comprises an effective water flow audio signal according to the processed audio signal, and judging whether to turn on or turn off the sterilizing gas generator according to the effective water flow audio signal; s4, if the audio signal does not comprise a valid water flow audio signal in the step S3, the sterilizing gas generator is placed in a closed state; If the audio signal is judged to comprise an effective water flow audio signal in the step S3, starting the sterilizing gas generator, further acquiring the signal characteristics of the processed audio signal, wherein the signal characteristics at least comprise one of frequency characteristics and amplitude characteristics, and judging the water flow rate a