32 results about "Water ionizer" patented technology

A one-touch fitting type adapter and a filter assembly are provided in which the filter assembly used for machinery, such as a bidet or a refrigerator, is easily assembled with or disassembled from the adapter through a one-touch fitting manner such that the filter assembly is easily adapted for the machinery. A multiple adapter capable of coupling a plurality of adapters in series is provided such that a plurality of filter assemblies used for a water purifier, a water ionizer or a functional water maker are detachably engaged with the multiple adapter through a one-touch fitting manner.

The invention discloses a water ionizer capable of effectively removing heavy metals. The water ionizer comprises a purification device and an electrolysis device which are connected through a pipeline. The water ionizer further comprises a heavy metal removal device arranged between the purification device and the electrolysis device and an acidic water recycling device; acidic water generated after the electrolysis of the electrolysis device is communicated to the acidic water recycling device; the water outlet of the acidic water recycling device is connected to the purification device or the heavy metal removal device. By performing heavy metal removal treatment on the water entering the electrolysis device in advance, the potential hazards caused by heavy metal pollution are effectively removed, the safety of electrolytic raw water and the drinking safety of alkaline electrolytic water are ensured, the electrolysis device can be protected, and the service life of an electrode can be prolonged; the acidic water can be recycled and flows back to the purification device or the heavy metal removal device to be purified or electrolyzed again, so that the recovery rate of the water is increased, the utilization rate of the heavy metal removal device is increased, and the efficient utilization of water resources is realized.

Provided is a water ionizer which can detect a detection target installed at a predetermined position of a genuine filter to recognize that a genuine filter is loaded, which makes it possible to raise the reliability of the water ionizer and to extend the lifespan of the water ionizer. The water ionizer capable of recognizing a genuine filter, which has a water purifying filter for filtering foreign matters contained in original water, includes a sensor that is operated by a detection target attached to a proper position of a filter case of the water purifying filter; and a controller that checks whether a genuine water purifying filter is loaded or not, based on the sensing result of the sensor, and then stops the operation of the water ionizer when a genuine water purifying filter is not loaded. The water ionizer may further include a guide unit that guides the water purifying filter such that the water purifying filter is loaded at a predetermined position of the water ionizer. The detection target may be a magnet sheet composed of a permanent magnet, and the sensor may include a reed switch which is turned on / off by an external magnetic field generated by the magnet sheet. The sensor may include a photo coupler which detects that emitted light is delivered to or shielded by the filter case of the water purifying filter.

The invention discloses a multifunctional water ionizer. The multifunctional water ionizer comprises: a casing, which is equipped with a raw water inlet, a water outlet and a wastewater outlet; a purification unit, which has a purification inlet and a purified water outlet; an electrolysis unit, which includes an electrolytic tank equipped with an electrolysis inlet communicated with the purified water outlet, an electrolysed water outlet communicated with the water outlet and an electrolytic wastewater outlet communicated with the wastewater outlet; and a control unit, which comprises a single chip microcomputer and a control switch, wherein under the control of the control switch, the single chip microcomputer controls the work of the purification unit and the electrolysis unit, the water inflow of the raw water inlet and water outflow of the water outlet, and is suitable for changing the voltage and current of the electrolytic tank so as to make acidic water and alkaline water of different pH values flow out of the water outlet. According to the embodiment of the invention, the multifunctional water ionizer can produce acidic water and alkaline water of different pH values, and has the advantages of good water discharge performance, convenient use, and safety and reliability.

The invention provides a strong alkaline electrolyzed water production system, belonging to the technical field of electrolyzed water production devices. The system is formed by sequentially connecting a raw water purification device, an electrolyzed water generation device, and an electrolyzed water split storage device. The raw water purification device is formed by sequentially communicating a raw water container, a first booster pump, a water softener, a water purifier, and a pure water storage container. The electrolyzed water generation device is formed by communicating a second booster pump and a strong alkaline electrolyzed water machine. The electrolyzed water split storage device is formed by sequentially communicating an electrolyzed water auto split storage device, a third booster pump, an electrolyzed water storage container, a fourth booster pump and a split charging machine. The strong alkaline electrolyzed water production system has the beneficial effects that the electrolyzed water generation device is provided with an electrolyte solution temperature stabilization device and an electrolyte solution concentration stabilization device, so that halt for cooling is prevented, manual filling for adjusting concentration of an electrolyte solution is avoided, a strong alkaline electrolyzed water machine can work continuously and efficiently, and the electrolyzed water production quality and efficiency are improved.

The invention discloses electrolyzed functional water for preserving freshness of oranges and a method for preserving freshness of oranges by using the same. The pH value of the electrolyzed functional water is 2.4-2.6, the oxidation-reduction potential (ORP) is 1080-1120 mV, and the active chlorine concentration is 30-40 mg / L. A preparation method of the electrolyzed functional water comprises the following steps: adding a 0.15-0.2% sodium chloride solution into a water inlet end of an Ionia JP-107 water electrolysis machine, turning on a switch of the water electrolysis machine, draining off waste water in the machine, and collecting with a closed container when determining that the pH value of the effluent acidic water is 2.4-2.6, the ORP is 1080-1120 mV, and the active chlorine concentration is 30-40 mg / L. The method for preserving freshness of oranges by using the electrolyzed functional water comprises the following steps: thoroughly rinsing fresh oranges with clear water, soaking with the electrolyzed functional water for preserving freshness of oranges for 30 minutes, then draining, boxing, and conventionally storing. After the oranges are treated with the electrolyzed functional water, better storage and freshness preservation effect can be achieved.

The invention provides a water ionizer capable of detecting the pH value of water accurately. The water ionizer comprises a filtering device, an electrolytic tank and a water outlet device, wherein one end of the filtering device is connected with a water inlet pipe, while the other end is connected with the electrolytic tank. The water ionizer is characterized in that: a buffer box is connected between the electrolytic tank and the water outlet device; and a pH sensor is arranged in the buffer box. In the water ionizer provided by the invention, the pH sensor is placed in the buffer box, so the problem that the pH value is measured inaccurately in the electrolytic process is effectively avoided; in addition, a control panel of the water ionizer provided by the invention adopts a touch panel, so the visibility is high and the operation is convenient.

The invention discloses a portable acid water-free water ionizer, comprising a water supply device, a first electrolyzer and a second electrolyzer, wherein a water inlet of the first electrolyzer is communicated with the water supply device; an alkaline water outlet is communicated with a discharge switch; the water inlet end of the second electrolyzer is communicated with an acid water outlet of the first electrolyzer; the water outlet end is communicated with the water supply device; an anode and a cathode are arranged inside an electrolytic cell of the second electrolyzer; a water intake PH value detector at the water inlet end and a controller are arranged inside the second electrolyzer; the controller is used for controlling the anode and the cathode to continuously invert; the water intake PH value detector is used for transmitting the detected PH signal of water at the water inlet end of the second electrolyzer to the controller; the controller controls the electrolytic intensity of the electrolyzer according to the signal; the electrolytic intensity is inversely proportional to the PH value of the water inlet end of the second electrolyzer detected by the water intake PH value detector. By adopting the portable acid water-free water ionizer, waste of water resources is avoided, the condition that the water output by the portable acid water-free water ionizer is alkaline water is ensured, and the health of a user is not affected.

The invention discloses a water dispenser with an electrolytic water function. The water dispenser comprises a computer control board and a control panel, wherein an electrolytic water control module is integrated on the computer control board; the control panel comprises a first key area panel, a second key area panel and a display area panel; the first key area panel is electrically connected with the computer control board through an electronic circuit; an electrolytic water switch key, an intelligent inspection key and a child-lock key are arranged on the first key area panel; the second key area panel is electrically connected with the computer control board through an electronic circuit; a setting key, a + key and a - key are arranged on the second key area panel; the display area panel is electrically connected with the computer control board through an electronic circuit; the display area panel is arranged between the first key area panel and the second key area panel; and the display area panel is used for displaying the working state and the working parameter of the water dispenser. According to the water dispenser and the control method thereof, the operation mode of a water ionizer is intelligentized, display and control are more humanized, and the operation is also more convenient.

The invention provides an electrolytic cell which comprises a cation exchange membrane used for dividing anions and cations, two electrode plates arranged on the two sides of the cation exchange membrane and used for electrolysis, a first O-shaped ring surrounding the cation exchange membrane and two shells arranged on the two sides of the electrode plates. The shell and the first O-shaped ring form two cavities through the cation exchange membrane, the water inlets and the water outlets of the shell on the two sides are communicated with the two corresponding cavities respectively, the two electrode plates are correspondingly arranged in the two cavities respectively, and liquid is electrolyzed in the two cavities. According to the electrolytic cell, the cation exchange membrane is adopted, only positive ions pass through the membrane, water cannot pass through the membrane, electrolyzed water of the cathode and the anode is separated, water channeling is prevented, more hydrogen canbe generated in the electrolysis process in the cathode chamber, and hydrogen-rich water is generated.

The invention relates to production equipment and a production process for strong acidic electrolysis water. The production equipment consists of a water purification machine, a brine tank, a mixed solution tank and an acidic water electrolysis machine, wherein the water purification machine consists of a front-stage filter, a reverse osmosis membrane and a film pump, the upper part and the lower part inside the mixed solution tank are respectively provided with a high-water-level sensor and a low-water-level sensor, the bottom of the mixed solution tank is provided with an conductivity probe, and a water pump is arranged on a water conduction pipeline of the mixed solution tank and the acidic water electrolysis machine. The production process comprises the following steps that: A, the water quality is regulated into pure water quality; B, strong brine with the brine ratio being 10 percent to 20 percent is used for dissolution; C, the pure water and the strong brine are mixed; D, finally, the brine solution in the mixed solution tank passes through the acidic water electrolysis machine to produce acidic electrolysis water and basic electrolysis water with the pH value being higher than 11. The production equipment and the production process have the advantages that the structure is simple, the operation is convenient, the preparation cost of the acidic electrolysis water is greatly reduced, the water outlet quantity of the acidic electrolysis water is greater than 1L / min, the water outlet quantity of the basic electrolysis water is lower than 0.5L / min, and the acidic and basic water outlet ratio is about 2:1.

The invention discloses a circuit and method for processing collected signals of an intelligent water ionizer. The method includes the steps that (1) filter processing is conducted on input signals Vin, (2) amplification processing is conducted, and small signals are amplified to a specified frequency range, (3) a full wave rectifying circuit reverses negative half-cycle signals to positive half-cycle signals, (4) the positive half-cycle signals acquired by the step 3 in a reverse mode and original positive half-cycle sampled signals are overlapped, (5) an RC band-pass filtering circuit extracts effective peak values of the sampled signals, and (6) Vout is output after being filtered. According to the circuit and method, signal interference can be effectively eliminated, and dynamic real-time performance of the sampled signals is achieved; the function for manually adjusting the amplitude of the signals is achieved, and the problems of the inconsistent amplitude of the sampled signals caused by different parameters of components in the manufacturing process of products are solved; effective values of sampled physical quantity can be accurately and effectively extracted, stable and effective control signals are output to a microprocessor of the intelligent water ionizer through a sampled signal feedback circuit, and therefore power supply of a plate electrode is accurately controlled.

The invention provides a tap structure for a water ionizer. The tap structure comprises a main body, a first water outlet pipeline and a second water outlet pipeline which are arranged on the main body, a first switch and a second switch, and a water flow pipeline arranged in the inner cavity of the main body; the water flow pipeline comprises a water inlet pipe for tap water, a hot water outlet pipe and an acid water outlet pipe; the tap water is alkaline water shared by alkaline water electrolyzed by the water ionizer and hot water heated by heating drinking machine; a first water outlet and a second water outlet are formed at the tail ends of the first water outlet pipeline and the second water outlet pipeline respectively; the first water outlet is a water outlet for the alkaline water and the hot water, and the second water outlet is a water outlet for the acid water. The tap structure with the design can provide alkaline drinking water or general drinking water at proper temperature according to requirements of different users.

The invention discloses a portable water ionizer and a water electrolysis method thereof. The portable water ionizer comprises a cup body and an inner tank sleeved inside the cup body, wherein the inner tank is used for containing raw water and used as a cathode electrode when the raw water is electrolyzed; a first containing space is formed between the cup body and the inner tank; and an anode electrode and an adsorption deice for adsorbing acid ions generated by raw water electrolysis are fixed inside the inner tank. Since the portable water ionizer disclosed by the invention utilizes the inner tank for containing the raw material as the cathode electrode, only one electrode plate serving as an anode is needed, the adsorption device is utilized to directly adsorb the acid ions generated by raw water ionization near the anode electrode. Therefore, a special ionic membrane does not need to be arranged to separate acid ions from basic ions during the preparation of weak alkaline ionized water, the usage rate of raw water can be up to 100%, the inner tank is small in size, power consumption required by electrolysis is low by adopting single electrode plate, the materials are saved by adopting the design scheme of no ionic membrane; and the portable water ionizer is safe and efficient.

The invention discloses a water ionizer capable of automatically identifying water quality. The water ionizer comprises a water channel, a water flow rate detection device, a controller, an electrolysis power supply, an electrolysis device, a water quality TDS and pH value detection device, a water quality pH value detector and a display screen, wherein the water flow rate detection device is used for detecting the flow rate of entering water and generating a corresponding flow rate value; the water quality TDS and pH value detection device is used for detecting the TDS value and the pH value of the entering water; the controller is used for controlling the electrolysis power supply to provide corresponding electrolysis power to the electrolysis device according to the flow rate value, the TDS value and the pH value of the entering water; the electrolysis device is used for carrying out corresponding electrolysis treatment on the entering water according to the electrolysis power of the electrolysis power supply; the water quality pH value detector is used for detecting the pH value of discharged water; the controller is electrically connected with the water quality pH value detector and the display screen; and the controller is also used for displaying the pH value of the discharged water through the display screen. According to the water ionizer, the corresponding electrolysis power can be provided to the electrolysis device according to the locally used actual water quality, so as to obtain the optical brine electrolysis.

The invention discloses a scale self-cleaning water electrolysis machine which comprises a shell and two electrode plates arranged in the shell. An electrolytic bath is formed in an inner cavity of the shell. A water tank diaphragm is arranged between the two electrode plates and divides the electrolytic bath into two areas. The water tank diaphragm is connected with a driving motor and driven by the driving motor to rotate. The electrode plates are arc-shaped electrode plates, the left end and the right end of the water tank diaphragm scrape the surfaces of the arc-shaped electrode plates in the rotating process, and the electrode plates are connected with a positive and negative polarity conversion control circuit. Positive and negative reversal of the electrode plates is realized through the positive and negative polarity conversion control circuit, so that the acid-base property of water near the electrode plates is changed, and attachments on the electrode plates are dissolved. The water tank diaphragm is a rotary diaphragm, scale on the electrode plates is scraped through rotation of the diaphragm, and the scraped scale is discharged out of the electrolytic bath along with water flow. An electrode plate cable is sealed by an electrode plate cable sealing device, and the non-adhesive sealing is safe and reliable.

The invention relates to the field of processing the mountain spring water and particularly relates to a manufacturing process of alkalescent mountain spring water. The manufacturing process of the alkalescent mountain spring water comprises the following steps: monitoring source water, conducting arranged electrolysis on the source water by using a water ionizer, mineralizing the electrolyzed water through a monomer mineralizing device, stabilizing minerals in the mineralized water, filtering the stabilized water through a filtering device, physically sterilizing the filtered water, monitoring the physically sterilized effluent, and then obtaining the alkalescent mountain spring water if the detected PH value is between 7 and 8.5. The prepared alkalescent mountain spring water does not easily produce precipitate, the taste is slightly sweet, the stability and the taste are good, no impurity is produced, the pH value is stable, the alkalescent mountain spring water is safer, and the healthcare function is better.

A device, system and method of cleaning water ionizers. Allowing for regular end user fluid stream deep cleaning of water Ionizer internal components. Particularly metal surface known as Ionization plates or mesh plates. Water ionization plates typically accumulate water scale from prolonged contact with water passing over the plate surface during the ionization process.The present invention facilitates a pressurized streaming method of dissolving water scale buildup accumulated over time on internal parts of water Ionizer systems. Specifically, the ionization plates, typically some form of metal. i.e., medical grade titanium and or mesh plates materials found in water ionizers.

The embodiment of the invention discloses a foot bath device and relates to the technical field of medical health care products. The foot bath device comprises a foot bath tub body, a working arm anda water electrolysis mechanism; the foot bath tub body is provided with a foot bath water containing chamber and an electric installation chamber; the working arm is arranged at the upper part of thefoot bath tub body; the water electrolysis mechanism is fixed at the lower side of the working arm; a power supply mechanism connected to the water electrolysis mechanism is arranged in the electric installation chamber; the water electrolysis mechanism comprises a first electrode sheet and a second electrode sheet, wherein the second electrode sheet is made of titanium alloy; and the outer side of the second electrode sheet is plated with a ruthenium layer and an iridium layer from inside to outside. Existing electrode sheets have low electrolysis efficiency, and the hydrogen yield cannot meet requirements of hydrogen content in water by a process that hydrogen ions are introduced into a human body in water. According to the embodiment of the invention, electrolysis efficiency is effectively improved by utilizing the noble metal electrode sheets, the hydrogen content in water is obviously higher than the hydrogen content in water after electrolysis of existing platinum-plated electrode plates, and hydrogen ions are introduced into a human body to really achieve the purpose of treatment and health care.

The invention discloses a water-ionizer management system and method. The water-ionizer management system comprises a water-ionizer. The water-ionizer comprises a control unit and a water treatment device. The control unit is used for setting types of water manufactured through the water-ionizer, and the water treatment device is used for manufacturing the water according to the types. The management system further comprises a remote server, wherein the remote server is connected with the water-ionizer in a wireless mode. The water-ionizer further comprises a flow monitoring device, a storage unit and a wireless communication module, wherein the flow monitoring device, the storage unit and the wireless communication module are respectively in communication connection with the control unit, and the flow monitoring device is used for monitoring the flow of the water manufactured through the water treatment device according to the types. The control unit is further used for storing the flow monitored by the flow monitoring device to the storage unit according to the types and sending the flow to the remote server through the wireless communication module. The remote server is used for running preset decision-making mechanisms according to the flow. The water-ionizer management system and method have the advantages of timely providing advice about replacing water-ionizer components or reasonably drinking water for water-ionizer users so as to achieve baby-sitter-type services.

The invention discloses a water electrolysis hydrogen production system with a vacuum function, which comprises a water electrolysis mechanism, an oxygen separation tank, an oxygen washing tank, a hydrogen separation tank and a hydrogen washing tank, a gas inlet of the oxygen separation tank and a gas inlet of the hydrogen separation tank are respectively connected with an oxygen lead-out port and a hydrogen lead-out port of the water electrolysis mechanism; a gas outlet of the oxygen separation tank is connected with a gas inlet of the oxygen washing tank, a gas outlet of the hydrogen separation tank is connected with a gas inlet of the hydrogen washing tank, and a gas outlet of the hydrogen washing tank is sequentially connected with a hydrogen drying device and a hydrogen purifying device. And the vacuum system is connected with the hydrogen separation tank, the hydrogen washing tank, the hydrogen drying device and the hydrogen purification device and is used for exhausting air therein. According to the water electrolysis hydrogen production system with the vacuum function, the vacuum system is additionally arranged, air in the hydrogen production system is exhausted, and waste of hydrogen is avoided.

A water ionizer includes a stacked electrolyzer and a flow switching device, with an inlet being separate from an outlet. Water entering an input regulator is distributed at a predetermined ratio before being supplied to an electrolyzer module to minimize acidic water to be discarded. Water supplied from the input regulator is directed to pass through the electrolyzer module in a crossing manner to delay flows of water to improve the efficiency of electrolysis. Electrolyzer cells are stacked on and fitted to each other to simplify an assembly process and improve convenience. Electrode plates of the electrolyzer module are fixedly fitted into a frame to facilitate an assembly process and improve a fabrication process. The input regulator and a flow switching output unit are connected via a connecting shaft to synchronize the operations thereof to obtain reliability.

The invention particularly relates to an alkaline electrolysis water drinking pre-warning apparatus, which comprises an electrolysis water machine, a time collecting unit, a controller, a display device and a camera, wherein the camera takes the photographs of users drinking the alkaline electrolysis water electrolyzed by an electrolysis water machine, the time collecting unit collects the generating time of the alkaline electrolysis water in the water cup of the electrolysis water machine, and the controller receives the photographs of the users, calculates the total amounts of the alkaline electrolysis water drunk by each user, and transmits the total amount of the alkaline electrolysis water drunk by each user to the display device so as to be displayed, and further receives the generating time of the alkaline electrolysis water in the water cup, calculates the placing time of the generated alkaline electrolysis water in the water cup, and transmits the generating time and the placing time to the display device so as to be displayed. According to the present invention, the alkaline electrolysis water drinking pre-warning apparatus is provided, can monitor the placing time and the quality of the alkaline electrolysis water prepared by the electrolysis water machine, such that the condition that people drink the alkaline electrolysis water doing not meet the needs of the humanbody to affect the health of the people can be prevented.

The invention provides a negative-pressure smokeless barrel type incineration system, and belongs to the field of environmental protection. The negative-pressure smokeless barrel type incineration system aims to solve the problems that at present, after combustible garbage is combusted, pollution which cannot be removed is prone to being generated, and radioactive waste is reduced in volume and difficult to treat. According to the negative-pressure smokeless barrel type incineration system, an oxyhydrogen igniter is connected with the lower portion of an incinerator, wherein an incinerator ashchamber is connected with the bottom of the incinerator, and the incinerator ash chamber is connected with a waste curing chamber; a feeding port is formed in the middle of the incinerator, a tail gas outlet in the top of the incinerator is connected with a gas inlet of a heat exchanger, and a waste heat outlet of the heat exchanger is connected with a waste heat generator; a gas outlet of the heat exchanger is connected with an oxygen / air heat exchanger, the oxygen / air heat exchanger is connected with an ionized oxygen collector, and a gas inlet of the ionized oxygen collector is connected with an oxygen outlet of a water ionizer; a hydrogen outlet of the water ionizer is connected with a gas inlet of an ionized hydrogen collector, and the waste heat generator is connected with the waterionizer, a hydraulic jet type negative pressure generator and a secondary washing negative pressure generator.

The invention provides a tap structure for a water ionizer. The tap structure comprises a main body, a first water outlet pipeline and a second water outlet pipeline which are arranged on the main body, a first switch and a second switch, and a water flow pipeline arranged in the inner cavity of the main body; the water flow pipeline comprises a water inlet pipe for tap water, a hot water outlet pipe and an acid water outlet pipe; the tap water is alkaline water shared by alkaline water electrolyzed by the water ionizer and hot water heated by heating drinking machine; a first water outlet and a second water outlet are formed at the tail ends of the first water outlet pipeline and the second water outlet pipeline respectively; the first water outlet is a water outlet for the alkaline water and the hot water, and the second water outlet is a water outlet for the acid water. The tap structure with the design can provide alkaline drinking water or general drinking water at proper temperature according to requirements of different users.

The invention relates to a photovoltaic power station for preparing electrolyzed water on a lake surface through building a photovoltaic module and composite buoyancy material and belongs to the technical field of application of solar battery floating power generation. Current output from a solar battery A mounted on the top surface of a PIN-structure foam composite sandwich buoyancy substrate material platform A is input to a controller A and a junction station arranged on a PIN-structure foam composite sandwich buoyancy substrate material platform C, current output from a solar battery B on the top of a PIN-structure foam composite sandwich buoyancy substrate material platform B is input to a controller B and the junction station on the PIN-structure foam composite sandwich buoyancy substrate material platform C, current output from the junction stations supplies power for an electrolytic cell and a water suction pump through a shunt in a water ionizer, water sucked by the water suction pump through a water suction pipe enters the water ionizer through a filter screen, the water is electrolyzed in the electrolytic cell in the water ionizer, the alkaline electrolyzed water is used for drinking, and the acid electrolyzed water serves as domestic water.

A water ionizer includes a stacked electrolyzer and a flow switching device, with an inlet being separate from an outlet. Water entering an input regulator is distributed at a predetermined ratio before being supplied to an electrolyzer module to minimize acidic water to be discarded. Water supplied from the input regulator is directed to pass through the electrolyzer module in a crossing manner to delay flows of water to improve the efficiency of electrolysis. Electrolyzer cells are stacked on and fitted to each other to simplify an assembly process and improve convenience. Electrode plates of the electrolyzer module are fixedly fitted into a frame to facilitate an assembly process and improve a fabrication process. The input regulator and a flow switching output unit are connected via a connecting shaft to synchronize the operations thereof to obtain reliability.

The invention discloses a portable acid water-free water ionizer, comprising a water supply device, a first electrolyzer and a second electrolyzer, wherein a water inlet of the first electrolyzer is communicated with the water supply device; an alkaline water outlet is communicated with a discharge switch; the water inlet end of the second electrolyzer is communicated with an acid water outlet of the first electrolyzer; the water outlet end is communicated with the water supply device; an anode and a cathode are arranged inside an electrolytic cell of the second electrolyzer; a water intake PH value detector at the water inlet end and a controller are arranged inside the second electrolyzer; the controller is used for controlling the anode and the cathode to continuously invert; the water intake PH value detector is used for transmitting the detected PH signal of water at the water inlet end of the second electrolyzer to the controller; the controller controls the electrolytic intensity of the electrolyzer according to the signal; the electrolytic intensity is inversely proportional to the PH value of the water inlet end of the second electrolyzer detected by the water intake PH value detector. By adopting the portable acid water-free water ionizer, waste of water resources is avoided, the condition that the water output by the portable acid water-free water ionizer is alkaline water is ensured, and the health of a user is not affected.

A one-touch fitting type adapter and a filter assembly are provided in which the filter assembly used for machinery, such as a bidet or a refrigerator, is easily assembled with or dis not assembled from the adapter through a one-touch fitting manner such that the filter assembly is easily adapted for the machinery. A multiple adapter capable of coupling a plurality of adapters in series is provided such that a plurality of filter assemblies used for a water purifier, a water ionizer or a functional water maker are detachably engaged with the multiple adapter through a one-touch fitting manner.