CN215627330U - Hydrogen-rich water machine - Google Patents

Abstract

The application relates to a hydrogen-rich water machine includes: water intaking valve, pressure boost filter unit, hydrogen-rich water preparation unit, the filling unit, power supply circuit and control circuit, the water intaking valve sets up in the inlet tube, water intaking valve still connection control circuit, the water intaking valve, pressure boost filter unit, hydrogen-rich water preparation unit and filling unit loop through water piping connection, hydrogen-rich water preparation unit and filling unit connection control circuit, power supply circuit connects pressure boost filter unit, hydrogen-rich water preparation unit and control circuit, this application hydrogen-rich water machine collection purifies, production and filling hydrogen-rich water are as an organic whole, through operations such as pressure boost filtration, make the process of whole electrolysis system water in high pressure environment, generate out the hydrogen-rich water that contains high concentration hydrogen, still can directly realize automatic filling through operations such as pressurization.

Description

Hydrogen-rich water machine

Technical Field

The application relates to water electrolysis equipment, in particular to a hydrogen-rich water machine.

Background

With the development of science and medical technology, more and more researches show that hydrogen molecules and hydrogen have obvious effects on controlling human chronic diseases, such as senile constipation, side effects of malignant tumor treatment, uremia, arteriosclerosis, metabolic syndrome and the like. Meanwhile, with the enhancement of health care consciousness of people, the hydrogen generated by electrolyzing tap water is dissolved in water, the hydrogen concentration in the water is increased to prepare hydrogen-rich water, and the trend of daily drinking is expected to gradually become.

However, the existing drinking water equipment can only provide common drinking water or drinking water containing trace elements generally, can not produce hydrogen-rich water, and can not meet the requirements of people on high-quality healthy hydrogen-rich water.

SUMMERY OF THE UTILITY MODEL

Therefore, the hydrogen-rich water machine which meets the requirement of people on convenient drinking of hydrogen-rich water needs to be provided aiming at the problems.

A hydrogen rich water machine comprising: water intaking valve, pressure boost filter unit, hydrogen-rich water preparation unit, filling unit, power supply circuit and control circuit, the water intaking valve sets up in the inlet tube, the water intaking valve is still connected control circuit, water intaking valve, pressure boost filter unit hydrogen-rich water preparation unit with the filling unit loops through the water piping connection, hydrogen-rich water preparation unit with the filling unit is connected control circuit, power supply circuit connects pressure boost filter unit hydrogen-rich water preparation unit with control circuit.

In one embodiment, the pressurizing and filtering unit comprises a purifying and filtering device, a booster pump and a nanofiltration device, the purifying and filtering device is connected with the water inlet pipe, the purifying and filtering device, the booster pump and the nanofiltration device are sequentially connected through a water pipe, and the nanofiltration device is connected with the hydrogen-rich water preparation unit through a water pipe.

In one embodiment, the purification and filtration device comprises an ultrafilter, an activated carbon filter, a carbon rod filter and a PP cotton filter which are connected in sequence through a water pipe.

In one embodiment, the hydrogen-rich water preparation unit comprises a hydrogen-producing electrolytic tank and an electrolysis pole-reversing device, the hydrogen-producing electrolytic tank is connected with the nanofiltration device through a water pipe, the hydrogen-producing electrolytic tank is further connected with a pressure water bucket through a water outlet pipe, and the electrolysis pole-reversing device is connected with the hydrogen-producing electrolytic tank, the power supply circuit and the control circuit.

In one embodiment, the filling unit includes a water outlet valve and a pressure sensor, the pressure sensor and the water outlet valve are disposed on the water outlet pipe, and the pressure sensor and the water outlet valve are further connected to the control circuit.

In one embodiment, the filling unit further includes a pressure relief switch, a pressure relief valve, and a pressure relief lamp, the pressure relief valve is disposed on the water outlet pipe, and the pressure relief switch, the pressure relief valve, and the pressure relief lamp are connected to the control circuit.

In one embodiment, the power circuit comprises a first switch power supply, a second switch power supply, a third switch power supply and a fourth switch power supply, the first switch power supply, the second switch power supply, the third switch power supply and the fourth switch power supply are all connected with an external power supply and the control circuit, the first switch power supply and the second switch power supply are also connected with the electrolysis pole-reversing device, and the third switch power supply is connected with the booster pump.

In one embodiment, the hydrogen-rich water machine further includes a state acquisition module, and the state acquisition module is connected to the control circuit.

In one embodiment, the hydrogen-rich water machine further comprises an interaction device, and the interaction device is connected with the control circuit.

In one embodiment, the hydrogen-rich water machine further comprises a wireless communication module, and the wireless communication module is connected with the control circuit and the upper computer.

Above-mentioned hydrogen-rich water machine collects purification, production and filling hydrogen-rich water as an organic whole, through operations such as pressure boost filtration, makes the process of whole electrolysis system water be in high-pressure environment, generates out the hydrogen-rich water that contains high concentration hydrogen, still can directly realize automatic filling through operations such as pressurization, provides one kind and can produce hydrogen-rich water and green's hydrogen-rich water machine.

Drawings

FIG. 1 is a system block diagram of a hydrogen-rich water machine in one embodiment;

FIG. 2 is a circuit diagram of a hydrogen-enriched water machine according to an embodiment;

fig. 3 is a circuit diagram of a hydrogen-rich water preparation unit in an embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that, as used herein, the terms "first," "second," and the like may be used herein to describe various elements, but these elements are not limited by these terms. These terms are only used to distinguish one element from another. For example, a first resistance may be referred to as a second resistance, and similarly, a second resistance may be referred to as a first resistance, without departing from the scope of the present application. The first resistance and the second resistance are both resistances, but they are not the same resistance.

It is to be understood that "connection" in the following embodiments is to be understood as "electrical connection", "communication connection", and the like if the connected circuits, modules, units, and the like have communication of electrical signals or data with each other.

As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

In one embodiment, there is provided a hydrogen-rich water machine, as shown in fig. 1, comprising: the water inlet valve 110 is arranged on a water inlet pipe, the water inlet valve 110 is further connected with the control circuit 160, the water inlet valve 110, the pressurizing and filtering unit 120, the hydrogen-rich water preparation unit 130 and the filling unit 140 are sequentially connected through a water pipe, the hydrogen-rich water preparation unit 130 is connected with the filling unit 140 through the control circuit 160, and the power circuit 150 is connected with the pressurizing and filtering unit 120, the hydrogen-rich water preparation unit 130 and the control circuit 160.

Specifically, the hydrogen-rich water machine passes through the water inlet pipe and inserts the water source that comes from municipal tap water, sets up water intaking valve 110 control on the water inlet pipe and opens and stop and insert the running water. Alternatively, the inlet valve 110 may be a manual valve, which is controlled manually, or a solenoid valve, which is connected to the control circuit 160, and the start and stop of the valve are controlled by the circuit. In addition, as shown in fig. 2, in one embodiment, a raw water booster pump is connected to the water inlet pipe to boost the pressure of tap water from the municipal works and suck the tap water into the hydrogen-rich water machine.

Further, after the tap water flows into the pressurizing and filtering unit 120 through the water inlet pipe for pressurizing and filtering impurities into nano-filtered water, the tap water flows into the hydrogen-rich water preparation unit 130 through the water pipe to prepare hydrogen-rich water, and then flows into the filling unit 140 to fill the hydrogen-rich water into the pressure water bucket through the water outlet pipe.

The control circuit 160 controls the reverse electrode of the hydrogen-rich water preparation unit 130 to clean scale generated during electrolysis, and the power circuit 150 supplies power to the hydrogen-rich water preparation unit 130 to prepare hydrogen-rich water through electrolysis. The filling unit 140 is connected to the control circuit 160 and controlled by the control circuit to realize automatic filling and stopping, and the power circuit 150 is further connected to the pressure-increasing filtering unit 120 and the control circuit 160 respectively to supply power thereto. Alternatively, the control circuit 160 may be a circuit that is a main control board of a single chip microcomputer.

Above-mentioned hydrogen-rich water machine collects purification, production and filling hydrogen-rich water as an organic whole, through operations such as pressure boost filtration, makes the process of whole electrolysis system water be in high pressure environment, generates the hydrogen-rich water that just contains high concentration hydrogen after the purification filtration, still can directly realize automatic filling through operations such as pressurization, provides one kind and can produce hydrogen-rich water and green's hydrogen-rich water machine.

In one embodiment, as shown in fig. 1, the pressure boosting filtration unit 120 includes a purification filtration device 121, a booster pump 122 and a nanofiltration device 123, the purification filtration device 121 is connected to the water inlet pipe, the purification filtration device 121, the booster pump 122 and the nanofiltration device 123 are sequentially connected to the nanofiltration device 123 through a water pipe, and the nanofiltration device 123 is connected to the hydrogen-rich water preparation unit 130 through a water pipe.

Specifically, the purification and filtration device 121 is a primary filtration device of the hydrogen-rich water machine, and is connected to the water inlet pipe to primarily filter the municipal tap water flowing therein, so that most impurities such as large-particle impurities, colloids, heavy metals, and microorganisms in the tap water can be removed, and the generated purified water is delivered to the booster pump 122 through the water pipe. In one embodiment, as shown in fig. 2, the purification filter unit 121 includes an ultrafilter, an activated carbon filter, a carbon rod filter, and a PP cotton filter, which are connected in sequence through a water pipe. Wherein, the purifying and filtering device 121 comprises a four-stage purifier, and an ultrafilter can intercept large-particle impurities, suspended matters and colloids in tap water; the activated carbon filter can adsorb residual chlorine, organic matters and peculiar smell; the carbon rod filter can also adsorb residual chlorine, organic matters, peculiar smell and heavy metals; the PP cotton filter can intercept impurities with the particle size of more than 10 mu m, such as rust, silt and the like in tap water. In addition, the connection sequence of the purifiers in the four stages is not unique and can be adjusted according to actual requirements.

Further, the booster pump 122 is connected with the purified water after the primary filtration through a water pipe and is used for receiving the purified water after the primary filtration to pressurize, so that the subsequent hydrogen-rich water is conveniently electrolyzed and prepared and filled. Alternatively, the type of the booster pump 122 may be set according to actual requirements, and may be an air type, or a gas-liquid type, which is not limited to this. In addition, the number of the booster pumps 122 may be set according to the number of the pipes and the electrolysis apparatuses in the hydrogen-rich water machine, as shown in fig. 2, and in the present embodiment, the booster pumps 122 include an RO pump 1 and an RO pump 2, which respectively pressurize the water in the water pipes connected to the two sets of electrolysis apparatuses in the hydrogen-rich water production unit 130.

Further, the nanofiltration device 123 is connected with the booster pump 122 through a water pipe to receive the pressurized purified water and perform secondary filtration on the pressurized purified water, and sodium and potassium ions with 1 valence and water pass through the nanofiltration device 123 together under the condition that the booster pump 122 provides enough water pressure, so as to filter out calcium and magnesium ions with 2 valence and the like. Alternatively, the nanofiltration device 123 may be a functional semipermeable membrane that allows the passage of solvent molecules or some low molecular weight solutes or low valent ions, and may be, for example, a nanofiltration membrane, the molecular weight cut-off of which is between that of the reverse osmosis membrane and that of the ultrafiltration membrane, and the pore diameter of which is above 1nm, and is selected according to the requirement, and is typically 1-2 nm.

In this embodiment, through carrying out level four prefiltration to the municipal running water that inserts, water purification improves the taste, and subsequent nanofiltration device 123 can leave certain electrolyte in, can lead to the calcium of scale deposit, magnesium ion when getting rid of the electrolysis, increases the life-span of electrolysis trough in the hydrogen-rich water preparation unit 130, because booster pump 122's effect has kept high water electrolysis simultaneously, and the hydrogen that electrolysis trough electrolysis came out is dissolved in aqueous more easily like this.

In one embodiment, as shown in fig. 1-3, the hydrogen-rich water preparation unit 130 comprises a hydrogen-producing electrolytic tank 131 and an electrolysis pole-reversing device 132, the hydrogen-producing electrolytic tank 131 is connected with the nanofiltration device 123 through a water pipe, the hydrogen-producing electrolytic tank 131 is further connected with a pressure water barrel through a water pipe, and the electrolysis pole-reversing device 132 is connected with the hydrogen-producing electrolytic tank 131, the power supply circuit 150 and the control circuit 160.

Specifically, the hydrogen-producing electrolytic cell 131 is an electrolytic cell with a cation membrane and capable of bearing high water pressure, and includes an electrolytic cell upper cover, an electrolytic cell lower cover, a cathode plate, a cation exchange membrane, an anode plate and a catalyst layer, and is an existing electrolytic cell structure for producing hydrogen-rich water, and the functions thereof are not repeated herein. The hydrogen-producing electrolytic tank 131 receives nanofiltration water from the nanofiltration device 123 through a water pipe, the nanofiltration water is electrolyzed by the hydrogen-producing electrolytic tank 131 to generate alkaline water and a large amount of hydrogen, and the electrolyzed hydrogen is dissolved in water again under a high water pressure state to prepare hydrogen-rich water. The hydrogen production electrolytic tank 131 is also connected with a pressure water barrel through a water outlet pipe, the pressure water barrel is a rubber inner container and is provided with an inflating and pressurizing pressure barrel, the pressure barrel is hermetically connected to a water outlet pipe opening, and the prepared hydrogen-rich water is filled through pressure difference.

Further, as shown in fig. 3, the electrolysis electrode reversing device 132 is connected to the cathode plate and the anode plate of the hydrogen-producing electrolytic cell 131, and can reverse the polarity of the cathode plate and the anode plate of the hydrogen-producing electrolytic cell 131 to clean a small amount of scale generated during electrolysis. The electrolysis pole-reversing device 132 is a pole-reversing relay, the coil of the pole-reversing relay is connected with the control circuit 160, the contact of the pole-reversing relay is two single-pole double-throw switches, the input ends of the two switches are respectively connected with the anode and the cathode of the power supply circuit 150, and the two output ends of the two switches are respectively connected to the cathode plate and the anode plate of the hydrogen production electrolytic cell 131. The coil of the pole-reversing relay can be controlled by an electric signal input by the control circuit 160 to switch the polarities of the cathode plate and the anode plate of the hydrogen-producing electrolytic tank 131, so that the purpose of electrolysis pole reversing is achieved. The number of the pole-reversing relays is not unique and is determined according to the number of the hydrogen-producing electrolytic cells 131.

Optionally, the hydrogen-rich water preparation unit 130 further comprises an electrolysis switch and an electrolysis lamp, both of which are connected to the control circuit 160. When the electricity is turned off, the control circuit 160 lights the electrolysis lamp, opens the water inlet valve to supply water, and controls the power circuit 150 to supply power to the hydrogen-producing electrolytic tank 131 and the electrolysis electrode-reversing device 132, so that the hydrogen-producing electrolytic tank 131 and the electrolysis electrode-reversing device 132 work normally.

In this embodiment, adopt the electrolysis trough that can bear high water pressure to prepare hydrogen-rich water, the hydrogen that makes the electrolysis come out dissolves in the aquatic more easily, and hydrogen-rich water hydrogen concentration of preparation is higher, and the PH value presents the alkalescence that suits the human body needs simultaneously, in addition through the operation of falling utmost point, prolongs the life-span of electrolysis trough.

In one embodiment, as shown in fig. 1 and 2, the filling unit 140 includes a water outlet valve 141 and a pressure sensor 142, the pressure sensor 142 and the water outlet valve 141 are disposed on the water outlet pipe, and the pressure sensor 142 and the water outlet valve 141 are further connected to the control circuit 160.

Specifically, the filling unit 140 may implement automatic filling of hydrogen-rich water, and the water outlet pipe is connected to a pressure water tank, and the pressure water tank has a certain pressure inside, so that when the booster pump 122 pressurizes the water pressure higher than the pressure inside the pressure water tank, the hydrogen-rich water may enter the pressure water tank due to the effect of the pressure difference.

Further, the water outlet pipe is provided with a water outlet valve 141, so that whether the hydrogen-rich water is filled into the pressure water bucket or not can be controlled to start and stop. Alternatively, the water outlet valve 141 may be a manual valve, and controlled manually, or a solenoid valve connected to the control circuit 160, and controlled by the circuit to start and stop.

Furthermore, the water outlet pipe is provided with a pressure sensor 142 for acquiring the water pressure from the water outlet pipe to the pressure water bucket, when the hydrogen-rich water starts to enter the pressure water bucket from the water outlet pipe due to the action of the water pressure, the pressure in the bucket continuously rises along with the increase of the water amount in the bucket, and the water pressure acquired by the pressure sensor 142 also continuously rises. When the water pressure reaches the maximum threshold value set by the pressure sensor 142, the pressure sensor 142 transmits a water filling stopping signal to the control circuit 160, and the control circuit 160 controls the water inlet valve 110 and the water outlet valve 141 to be closed, so that the water filling is stopped. The maximum threshold is the water pressure when the pressure water tank can fill the maximum water amount, and the set value of the maximum threshold can be determined according to the volume of the pressure water tank and the target water filling amount, and generally can not exceed 50% of the maximum bearing water pressure of the pressure water tank, and can be set to 0.2Mpa-0.5Mpa, for example, 0.2Mpa, 0.3Mpa or 0.5Mpa, which is not limited to this.

In one embodiment, as shown in fig. 1 and fig. 2, the filling unit 140 further includes a pressure relief switch, a pressure relief valve 143, and a pressure relief lamp, the pressure relief valve 143 is disposed on the water outlet pipe, and the pressure relief switch, the pressure relief valve 143, and the pressure relief lamp are connected to the control circuit 160.

Specifically, after the filling is finished, the water inlet pipe of the pressure bucket cannot be pulled out due to the existence of the water pressure in the water outlet pipe and the pressure bucket, and the pressure relief is needed. The pressure relief valve 143 is arranged on a bypass of the water outlet pipe, and is started, so that the water inlet pipe of the pressure water barrel can be pulled out when the pressure value collected by the pressure sensor 142 is reduced to zero. Alternatively, the pressure relief valve 143 may be a manual valve, and controlled manually, or may be a solenoid valve connected to the control circuit 160, and the start and stop are controlled by the circuit.

Further, the filling unit 140 further includes a pressure relief switch and a pressure relief lamp to control and indicate the operation of pressure relief. The pressure relief switch and the pressure relief lamp are both connected with the control circuit 160, and when the pressure relief switch is closed, the control circuit 160 lights the pressure relief lamp to open the pressure relief valve for pressure relief.

In this embodiment, through pressure sensor's detection and feedback, can realize hydrogen-rich water's automatic filling, but add automatic control's relief valve after the filling for it is more convenient to irritate water operation.

In one embodiment, as shown in fig. 1 and 2, the power circuit 150 includes a first switch power supply, a second switch power supply, a third switch power supply and a fourth switch power supply, the first switch power supply, the second switch power supply, the third switch power supply and the fourth switch power supply are all connected to the external power supply and control circuit 160, the first switch power supply and the second switch power supply are further connected to the electrolysis pole-reversing device 132, and the third switch power supply is connected to the booster pump 122.

Specifically, the power circuit 150 is connected to an external 220V ac power supply and the control circuit 160, and the switching power supplies stepped down to different output voltages are used for supplying power to the hydrogen-rich water machine, and include a first switching power supply, a second switching power supply, a third switching power supply and a fourth switching power supply.

As shown in fig. 3, the first switching power supply and the second switching power supply are further connected to the electrolysis and polarity reversing device 132 to control the polarity conversion of the cathode plate and the anode plate of the hydrogen-producing electrolytic cell 131, and the voltage output can be set according to actual requirements, for example, 400W in this embodiment. The third switch power supply is also connected with the booster pump 122 to provide boosting power for the third switch power supply, and the output voltage can be set according to actual requirements, for example, 36V/10A in the embodiment. The fourth switching power supply supplies power to each device in the control circuit 160, and the output voltage can be set according to actual requirements, for example, 12V/16.7A in this embodiment, which is not limited thereto.

Optionally, as shown in fig. 2, the power circuit 150 further includes a power switch, which is disposed on a connection loop between the external power source and the power circuit 150 and is capable of controlling the start and stop of the entire hydrogen-rich water machine.

In the embodiment, the power supply of the whole hydrogen-rich water machine is divided into a plurality of switching power supplies with the output voltage, so as to provide energy power for the hydrogen-rich water machine, and a large current can be adopted to control the electrolytic tank to generate hydrogen-rich alkaline water.

In one embodiment, as shown in fig. 1 and fig. 2, the hydrogen-rich water machine further includes a state acquisition module 170, and the state acquisition module 170 is connected to the control circuit 160.

Specifically, the state collecting module 170 may include a water leakage detecting module disposed at the bottom of the hydrogen-enriched water machine, and the water leakage detecting module includes a water flow sensor and a probe, and when water leakage is detected at the bottom of the hydrogen-enriched water machine, transmits the water leakage signal to the control circuit 160 to realize operations such as power off and alarm. In addition, the state acquisition module 170 may further include a water quality detection module, a filter state detection module, a hydrogen content and ph value detection module of hydrogen-rich water, and the like, and it can be understood that the modules for monitoring the operation state and the water quality state of the hydrogen-rich water machine of the present application are all included in this range, and are not described herein. In the embodiment, the normal operation of the hydrogen-rich water machine is ensured by detecting the state of the hydrogen-rich water machine.

In one embodiment, as shown in fig. 1 and fig. 2, the hydrogen-rich water machine further comprises an interaction device 180, and the interaction device 180 is connected with the control circuit. Specifically, the interaction device may include a display screen, a key and the like, and may implement the operations of setting a price, checking data, selling payment, filling water, and the like. In this embodiment, the hydrogen-rich water machine is more convenient to use through the display screen and the operable input which can perform human-computer interaction.

In one embodiment, as shown in fig. 1 and fig. 2, the hydrogen-rich water machine further includes a wireless communication module 170, and the wireless communication module 170 connects the control circuit 160 and the upper computer.

Specifically, the wireless communication module 170 may wirelessly connect the control circuit 160 with an upper computer for data transmission. Wherein, wireless communication module 170 can be the thing networking module, is connected to the internet with hydrogen-rich water machine, realizes network payment, remote control management, remote maintenance, trades core and reminds and the trouble reports and repaiies etc.. Optionally, the internet of things module may be a GPRS module, a 3G module, a 4G module, a LoRa module, a bluetooth module, a WIFI module, and the like, which is not limited thereto. In this embodiment, through increasing thing networking module for hydrogen-rich water machine, can realize the running state and the operation of remote monitoring machine.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A hydrogen-rich water machine characterized by comprising: water intaking valve, pressure boost filter unit, hydrogen-rich water preparation unit, filling unit, power supply circuit and control circuit, the water intaking valve sets up in the inlet tube, the water intaking valve is still connected control circuit, water intaking valve, pressure boost filter unit hydrogen-rich water preparation unit with the filling unit loops through the water piping connection, hydrogen-rich water preparation unit with the filling unit is connected control circuit, power supply circuit connects pressure boost filter unit hydrogen-rich water preparation unit with control circuit.

2. The hydrogen-rich water machine according to claim 1, wherein the pressure-increasing filtration unit comprises a purification filtration device, a booster pump and a nanofiltration device, the purification filtration device is connected with the water inlet pipe, the purification filtration device, the booster pump and the nanofiltration device are sequentially connected with one another through a water pipe, and the nanofiltration device is connected with the hydrogen-rich water preparation unit through a water pipe.

3. The hydrogen-rich water machine as claimed in claim 2, wherein the purifying and filtering device comprises an ultrafilter, an activated carbon filter, a carbon rod filter and a PP cotton filter which are connected in sequence through a water pipe.

4. The hydrogen-rich water machine of claim 2, wherein the hydrogen-rich water preparation unit comprises a hydrogen-producing electrolytic tank and an electrolysis pole-reversing device, the hydrogen-producing electrolytic tank is connected with the nanofiltration device through a water pipe, the hydrogen-producing electrolytic tank is further connected with a pressure water barrel through a water outlet pipe, and the electrolysis pole-reversing device is connected with the hydrogen-producing electrolytic tank, the power supply circuit and the control circuit.

5. The hydrogen-rich water machine as claimed in claim 4, wherein the filling unit comprises a water outlet valve and a pressure sensor, the pressure sensor and the water outlet valve are disposed on the water outlet pipe, and the pressure sensor and the water outlet valve are further connected to the control circuit.

6. The hydrogen-rich water machine of claim 5, wherein the filling unit further comprises a pressure relief switch, a pressure relief valve and a pressure relief lamp, the pressure relief valve is arranged on the water outlet pipe, and the pressure relief switch, the pressure relief valve and the pressure relief lamp are connected with the control circuit.

7. The hydrogen-rich water machine of claim 6, wherein the power circuit comprises a first switch power supply, a second switch power supply, a third switch power supply and a fourth switch power supply, the first switch power supply, the second switch power supply, the third switch power supply and the fourth switch power supply are all connected with an external power supply and the control circuit, the first switch power supply and the second switch power supply are also connected with the electrolysis pole-reversing device, and the third switch power supply is connected with the booster pump.

8. The hydrogen-rich water machine of claim 1 further comprising a state acquisition module, the state acquisition module being connected to the control circuit.

9. The hydrogen-rich water machine of any one of claims 1-8 further comprising an interaction device, the interaction device being connected to the control circuit.

10. The hydrogen-enriched water machine as claimed in any one of claims 1 to 8, further comprising a wireless communication module, wherein the wireless communication module is connected with the control circuit and an upper computer.

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