CN215828877U

CN215828877U - PEM pure water electrolysis trough and hydrogen-rich water apparatus for producing

Info

Publication number: CN215828877U
Application number: CN202122233907.0U
Authority: CN
Inventors: 李红传; 王佩菊
Original assignee: Hydrogen Cattle Technology Dongguan Co ltd
Current assignee: Hydrogen Cow Technology Guangdong Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-15
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a PEM (proton exchange membrane) pure water electrolytic tank and a hydrogen-rich water production device, which comprise a PEM electrolytic tank, a constant-current power supply, a pure water tank, a steam-water separator, a hydrogen mixing pump, a hydrogen mixer and a PPB (pentatricopeptide binding) probe, wherein the constant-current power supply is arranged on one side of the PEM electrolytic tank, an oxygen output end of the PEM electrolytic tank is connected to one side of the bottom of the pure water tank, one side of the bottom of the pure water tank is communicated to an input port of the steam-water separator, a hydrogen output end of the PEM electrolytic tank is directly connected to the other input port of the steam-water separator, an output end of the steam-water separator and an output end of a drinking water tank are mixed and connected to an input end of the hydrogen mixing pump, an output end of the hydrogen mixing pump is connected to an input end of the hydrogen mixer, an output end of the hydrogen mixer is connected with the PPB probe, and an output end on one side of the PPB probe is connected with a fourth electromagnetic valve. Has the advantages that: control system improves the outlet pressure who mixes the hydrogen pump to reach hydrogen water concentration's purpose, fourth solenoid valve cooperation PPB probe and backflow pipeline make hydrogen water concentration up to standard, reasonable in design is ingenious, and simple structure is stable.

Description

PEM pure water electrolysis trough and hydrogen-rich water apparatus for producing

Technical Field

The utility model relates to the technical field of PEM pure water electrolyzers, in particular to a PEM pure water electrolyzer and a hydrogen-rich water production device.

Background

The electrolytic cell consists of a cell body, an anode and a cathode, and an anode chamber and a cathode chamber are mostly separated by a diaphragm. The electrolytic bath is divided into three types, namely an aqueous solution electrolytic bath, a molten salt electrolytic bath and a non-aqueous solution electrolytic bath according to the difference of the electrolyte. When direct current passes through the electrolytic cell, an oxidation reaction occurs at the interface of the anode and the solution, and a reduction reaction occurs at the interface of the cathode and the solution, so as to prepare the required product. The optimized design of the electrolytic cell structure and the reasonable selection of the electrode and diaphragm materials are the keys of improving the current efficiency, reducing the cell voltage and saving the energy consumption.

And after the water of drinking water tank mixes at the hydrogen mixing pump with hydrogen in using the production process, reentrant hydrogen mixer (mix under the effect of hydrogen mixer, can make hydrogen littleer, with the abundant integration of hydroenergy), then hydrogen-mixed water passes through the PPB probe, then flows out from the hydrogen-mixed water export, but the concentration of the in-process hydrogen water that flows out can't realize detecting control, we propose a PEM pure water electrolysis trough and hydrogen-rich water apparatus for producing to above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PEM pure water electrolyzer and a hydrogen-rich water production device, which aim to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a PEM pure water electrolyzer and a hydrogen-rich water production device, which comprises a PEM electrolyzer, a constant current power supply, a pure water tank, a steam-water separator, a hydrogen-mixing pump, a hydrogen-mixing device and a PPB probe, the constant current power supply is arranged on one side of the PEM electrolytic tank, the oxygen output end of the PEM electrolytic tank is connected to one side of the bottom of the pure water tank, one side of the bottom of the pure water tank is communicated to the input port of the steam-water separator, and the hydrogen output end of the PEM electrolyzer is directly connected to the other input port of the steam-water separator, the output end of the steam-water separator and the output end of the drinking water tank are mixed and connected to the input end of the hydrogen mixing pump, the output end of the hydrogen mixing pump is connected with the input end of the hydrogen mixer, the output end of the hydrogen mixer is connected with the PPB probe, the output of one side of PPB probe is connected with the fourth solenoid valve, the output of PPB probe is located one side of fourth solenoid valve is connected to through backflow pipeline on the input of hydrogen mixing pump.

Furthermore, the PEM electrolytic cell is communicated with the positive electrode and the negative electrode of the constant current power supply, so that water is electrolyzed and separated into hydrogen and oxygen.

Furthermore, the bottom of the pure water tank is connected to the PEM electrolytic tank through an ion exchange resin column and a third electromagnetic valve, and total dissolved solids are arranged on two sides of the ion exchange resin column.

Furthermore, a temperature probe is arranged on one side inside the PEM electrolytic cell.

Furthermore, a water tank cover is arranged on one side of the top of the pure water tank, a high liquid level probe is arranged on one side of the top inside the pure water tank, and a low liquid level probe is arranged on one side of the bottom inside the pure water tank.

Furthermore, pure water bottom of the case portion one side is connected with the mouth that draws water, it is equipped with first solenoid valve to draw water to mouthful, it is located to draw water on the mouth one side of first solenoid valve is equipped with the outlet, just be equipped with the second solenoid valve on the outlet.

Further, the output end of the drinking water tank is connected to the input end of the hydrogen mixing pump through a water pump.

Compared with the prior art, the utility model has the following beneficial effects: when the hydrogen-mixed water passes through the PPB probe, if the PPB probe detects that the hydrogen concentration is lower than the standard required value (such as lower than 3000PPB), the electromagnetic valve 4 is closed to prevent the hydrogen-mixed water from flowing out; on one hand, the outlet pressure of the hydrogen mixing pump is improved through the control system, so that the aim of hydrogen water concentration is fulfilled; on the other hand, if the concentration of hydrogen detected by the PPB probe is not up to the standard, the electromagnetic valve 4 is closed, the hydrogen-mixed water passes through the backflow pipeline and returns to the upstream of the hydrogen-mixed pump again, the hydrogen-mixed water passes through the hydrogen-mixed pump again, then passes through the hydrogen-mixed device and then passes through the PPB probe, if the concentration of hydrogen detected by the PPB probe is up to the standard (for example, higher than 3000PPB) after the 2 nd backflow, the electromagnetic valve 4 is opened, and the hydrogen-mixed water flows out from the outlet; if still not up to standard, the backward flow of third or more times to make hydrogen water concentration up to standard, reasonable in design is ingenious, and simple structure is stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of a PEM pure water electrolyzer and a hydrogen-rich water production plant according to the utility model;

reference numerals:

1. a PEM electrolyzer; 11. a temperature probe; 2. a constant current power supply; 3. a pure water tank; 31. ion exchange resin column; 32 a water tank cover; 33. a high liquid level probe; 34. a low liquid level probe; 35. a third electromagnetic valve; 4. a steam-water separator; 5. a hydrogen mixing pump; 6. a hydrogen mixer; 7. a PPB probe; 71. a fourth solenoid valve; 72. a return line; 8. a water pumping port; 81. a first solenoid valve; 82. a water outlet; 83. a second solenoid valve; 9. a drinking water tank; 91. and (4) a water pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the PEM pure water electrolyzer and hydrogen-rich water production device according to the embodiment of the present invention comprises a PEM electrolyzer 1, a constant current power supply 2, a pure water tank 3, a steam-water separator 4, a hydrogen-mixing pump 5, a hydrogen mixer 6 and a PPB probe 7, wherein the constant current power supply 2 is arranged on one side of the PEM electrolyzer 1, an oxygen output end of the PEM electrolyzer 1 is connected to one side of the bottom of the pure water tank 3, one side of the bottom of the pure water tank 3 is communicated to an input port of the steam-water separator 4, a hydrogen output end of the PEM electrolyzer 1 is directly connected to the other input port of the steam-water separator 4, an output end of the steam-water separator 4 and an output end of a drinking water tank 9 are mixed and connected to an input end of the hydrogen-mixing pump 5, an output end of the hydrogen-mixing pump 5 is connected to an input end of the hydrogen mixer 6, an output end of the hydrogen mixer 6 is connected to the PPB probe 7, an output end of one side of the PPB probe 7 is connected to a fourth electromagnetic valve 71, the output end of the PPB probe 7 is positioned at one side of the fourth electromagnetic valve 71 and is connected to the input end of the hydrogen mixing pump 5 through a return pipeline 72.

The PEM electrolyzer 1 is communicated with the positive electrode and the negative electrode of the constant current power supply 2, so that water is electrolyzed and separated into hydrogen and oxygen, and water electrolysis is realized.

Wherein, the bottom of the pure water tank 3 is connected to the PEM electrolytic tank 1 through an ion exchange resin column 31 and a third electromagnetic valve 35, and both sides of the ion exchange resin column 31 are provided with total dissolved solids to examine the internal water quality.

Wherein, a temperature probe 11 is arranged at one side inside the PEM electrolyzer 1 to detect the temperature inside the PEM electrolyzer 1, and when the temperature probe 11 senses that the temperature is higher than 60 ℃, the system stops working, thus avoiding the burning out of the electrolyzer.

Wherein, the top side of the pure water tank 3 is provided with a water tank cover 32, only hydrogen is used, oxygen generated by the PEM electrolysis bath is discharged through the water tank cover 32 at the top of the pure water tank 3, one side of the top inside the pure water tank 3 is provided with a high liquid level probe 33, one side of the bottom inside the pure water tank 3 is provided with a low liquid level probe 34, and the water level is detected.

Wherein, pure water tank 3 bottom one side is connected with the mouth 8 that draws water, draws water to be equipped with first solenoid valve 81 on the mouth 8, draws water and is equipped with outlet 82 on the one side that lies in first solenoid valve 81 on the mouth 8, and is equipped with second solenoid valve 83 on the outlet 82, realizes the drainage.

Wherein, the output end of the drinking water tank 9 is connected to the input end of the hydrogen mixing pump 5 through a water pump 91.

Principle of operation

Through the scheme of the utility model, when the hydrogen-mixed water passes through the PPB probe in the use process, if the PPB probe detects that the hydrogen-mixed water concentration is lower than the standard required value (such as lower than 3000PPB), the electromagnetic valve 4 is closed to prevent the hydrogen-mixed water from flowing out; on one hand, the outlet pressure of the hydrogen mixing pump is improved through the control system, so that the aim of hydrogen water concentration is fulfilled; on the other hand, if the concentration of hydrogen detected by the PPB probe is not up to the standard, the electromagnetic valve 4 is closed, the hydrogen-mixed water passes through the backflow pipeline and returns to the upstream of the hydrogen-mixed pump again, the hydrogen-mixed water passes through the hydrogen-mixed pump again, then passes through the hydrogen-mixed device and then passes through the PPB probe, if the concentration of hydrogen detected by the PPB probe is up to the standard (for example, higher than 3000PPB) after the 2 nd backflow, the electromagnetic valve 4 is opened, and the hydrogen-mixed water flows out from the outlet; if still not up to standard, the backward flow of third or more times to make hydrogen water concentration up to standard, reasonable in design is ingenious, and simple structure is stable.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A PEM pure water electrolyzer and hydrogen-rich water production device comprises a PEM electrolyzer (1), a constant current power supply (2), a pure water tank (3), a steam-water separator (4), a hydrogen-mixing pump (5), a hydrogen-mixing device (6) and a PPB probe (7), and is characterized in that the constant current power supply (2) is arranged on one side of the PEM electrolyzer (1), the oxygen output end of the PEM electrolyzer (1) is connected to one side of the bottom of the pure water tank (3), one side of the bottom of the pure water tank (3) is communicated to the input port of the steam-water separator (4), the hydrogen output end of the PEM electrolyzer (1) is directly connected to the other input port of the steam-water separator (4), the output end of the steam-water separator (4) and the output end of a drinking water tank (9) are mixed and connected to the input end of the hydrogen-mixing pump (5), and the output end of the hydrogen-mixing pump (5) is connected to the input end of the hydrogen-mixing device (6), mix the output of hydrogen ware (6) and be connected with PPB probe (7), one side output of PPB probe (7) is connected with fourth solenoid valve (71), the output of PPB probe (7) is located one side of fourth solenoid valve (71) is connected to through backflow pipeline (72) on mixing the input of hydrogen pump (5).

2. The PEM pure water electrolyzer and hydrogen-rich water production device according to claim 1, characterized in that the PEM electrolyzer (1) is communicated with the positive and negative poles of the constant current power supply (2) to realize the electrolytic separation of water into hydrogen and oxygen.

3. A PEM pure water electrolyzer and hydrogen-rich water production plant according to claim 1, characterized in that the bottom of the pure water tank (3) is connected to the PEM electrolyzer (1) through an ion exchange resin column (31) and a third solenoid valve (35), the two sides of the ion exchange resin column (31) being provided with total dissolved solids.

4. A PEM pure water electrolyzer and hydrogen-rich water production plant as claimed in claim 1, characterized in that a temperature probe (11) is provided at one side inside the PEM electrolyzer (1).

5. The PEM pure water electrolyzer and hydrogen-rich water production device of claim 1, characterized in that a water tank cover (32) is arranged on one side of the top of the pure water tank (3), a high liquid level probe (33) is arranged on one side of the top inside the pure water tank (3), and a low liquid level probe (34) is arranged on one side of the bottom inside the pure water tank (3).

6. The PEM pure water electrolyzer and hydrogen-rich water production device according to claim 1, characterized in that one side of the bottom of the pure water tank (3) is connected with a water pumping port (8), a first solenoid valve (81) is arranged on the water pumping port (8), a water outlet (82) is arranged on one side of the water pumping port (8) which is positioned on the first solenoid valve (81), and a second solenoid valve (83) is arranged on the water outlet (82).

7. A PEM pure water electrolyzer and hydrogen-rich water production plant according to claim 1, characterized in that the output of said drinking water tank (9) is connected to the input of said hydrogen-mixing pump (5) through a water pump (91).