Skid-mounted PEM hydrogen production and mixed hydrogen production device

Abstract

The utility model relates to the field of hydrogen production equipment, and discloses a skid-mounted PEM hydrogen production and mixed hydrogen production device which comprises a box body, a connecting pipe, a first sliding plate and a second sliding plate, and a water tank, a water pump, an electrolytic tank, a first gas storage tank, a second gas storage tank and a gas mixer are respectively arranged at the rear end of the inner bottom surface of the box body; a positioning frame is fixedly connected to one side of the front end of the inner bottom face of the box body, guide rails are fixedly connected to the two sides of the inner bottom face of the positioning frame, and clamping grooves are formed in the inner walls of the two sides of the upper end of the positioning frame. According to the device, a second air storage tank can be placed in the first sliding plate and the second sliding plate, the clamping blocks are slidably connected in the clamping grooves, and the guide rails are slidably connected in the sliding grooves, so that the function that the second air storage tank is stored in and taken out of the positioning frame can be achieved; the second gas storage tank is convenient to take out, so that the manufactured hydrogen is convenient to store, and the flexibility of the hydrogen production device can be improved.

Description

Technical Field

[0001] The utility model relates to the field of hydrogen production equipment, in particular to a skid-mounted PEM mixed hydrogen production device. Background Art

[0002] PEM hydrogen production refers to a hydrogen production technology that uses polymer electrolyte membrane to carry out electrolysis reaction to produce hydrogen. It is a water electrolysis method based on electricity input. It decomposes water molecules into hydrogen and oxygen in the PEM electrolysis cell. Hybrid hydrogen production is to mix hydrogen with other gases in different proportions to meet specific industrial, energy or scientific research needs. Skid-mounted refers to an integration method in which functional components are integrated on an integral base, which can be installed and moved as a whole.

[0003] Some of the current hydrogen production devices need to take out the gas tank after hydrogen production is completed, which is inconvenient. The gas tank is not easy to take out, and when cleaning or repairing the gas tank, it may not be possible to completely remove impurities in the tank, resulting in low hydrogen storage efficiency and low flexibility of the device. When some specific hydrogen concentrations are required, some hydrogen production devices are not convenient for mixing hydrogen, resulting in low hydrogen production efficiency.

[0004] Therefore, those skilled in the art provide a skid-mounted PEM hybrid hydrogen production device to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a skid-mounted PEM hydrogen production hybrid hydrogen production device is proposed. By arranging a first sliding plate and a second sliding plate, a second gas storage tank can be placed inside. The card block is slidably connected inside the card slot, and the guide rail is slidably connected inside the slide slot to realize the function of storing and removing the second gas storage tank from the positioning frame. The easy removal of the second gas storage tank makes it convenient to store the manufactured hydrogen, which can improve the flexibility of the hydrogen production device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a skid-mounted PEM hybrid hydrogen production device, comprising a box body, a connecting pipe, a first sliding plate and a second sliding plate, a water tank, a water pump, an electrolytic cell, a first gas storage tank, a second gas storage tank and a gas mixer are respectively arranged at the rear end of the bottom surface of the box body, a positioning frame is fixedly connected to one side of the front end of the bottom surface of the box body, guide rails are fixedly connected to both sides of the bottom surface of the positioning frame, slots are provided on the inner walls on both sides of the upper end of the positioning frame, blocks are fixedly connected to the outer walls on both sides of the first sliding plate, a first handle is fixedly connected to the outer wall at the front end of the first sliding plate, a limiting frame is fixedly connected to the upper surface of the second sliding plate, slots are provided on both sides of the outer wall at the lower end of the second sliding plate, and a rotating block is rotatably connected to the lower part of the outer wall at the front end of the positioning frame;

[0007] Through the above technical scheme, the water in the water tank is pumped into the electrolytic cell by starting the water pump, hydrogen is produced by the electrolytic cell, and after hydrogen production, oxygen is stored in the first gas tank, and hydrogen is stored in the second gas tank to complete the hydrogen production process. The external gas can be connected through the connecting valve on the gas mixer and can be mixed with hydrogen of different needs through the gas mixer. The second gas tank can be placed inside by arranging the first sliding plate and the second sliding plate. The card block is slidably connected inside the card slot, and the guide rail is slidably connected inside the slide slot to realize the function of storing and removing the second gas tank from the positioning frame. The easy removal of the second gas tank makes it convenient to store the manufactured hydrogen, which can improve the flexibility of the hydrogen production device.

[0008] Further, the water outlet of the water tank is connected to the water inlet of the water pump through a connecting pipe, the water outlet of the water pump is connected to the water inlet of the electrolytic cell through a connecting pipe, the air outlet at the rear end of the outer wall of one side of the electrolytic cell is connected to the first gas storage tank, the air outlet at the front end of the outer wall of one side of the electrolytic cell is connected to the second gas storage tank, and the second gas storage tank is connected to the gas mixer through a connecting pipe;

[0009] Through the above technical solution, the various components can be connected together through the connecting pipe.

[0010] Furthermore, the second gas storage tank is slidably connected inside the first sliding plate, a connecting pipe at the upper end of the second gas storage tank is provided with a valve body, and a plurality of connecting valves are provided on the upper surface of the gas mixer;

[0011] Through the above technical solution, the hydrogen output can be controlled through the valve body, and the external gas that needs to be mixed can be connected by setting the connecting valve.

[0012] Furthermore, the card block is slidably connected inside the card slot, and the guide rail is slidably connected inside the slide slot;

[0013] Through the above technical solution, the sliding function of the first sliding plate and the second sliding plate can be realized by slidingly connecting the clamping block inside the clamping slot and slidingly connecting the guide rail inside the sliding slot.

[0014] Furthermore, a first vent is formed on the outer wall at the rear end of the box, and a second vent is formed on the outer wall at one side of the box;

[0015] Through the above technical solution, the heat dissipation effect can be improved by providing the first vent and the second vent.

[0016] Furthermore, a water inlet is provided on the upper surface of the water tank, and a first through hole and a second through hole are respectively provided at two ends of one side of the upper surface of the box body;

[0017] According to the technical solution, the water tank can be filled with water by setting the water inlet, and the external device can be connected by setting the first through hole and the second through hole.

[0018] Furthermore, both sides of the outer wall of the front end of the box body are hingedly connected with a protective door, and the outer wall of the protective door is fixedly connected with a second handle;

[0019] Through the above technical solution, the internal components can be protected by providing a protective door, while the convenience is improved.

[0020] Furthermore, a control module is provided on the outer wall of the other side of the box, and support columns are fixedly connected to the four corners of the lower surface of the box respectively;

[0021] Through the above technical solution, the water pump, electrolytic cell, gas mixer and valve body are electrically connected to the control module, and the components can be controlled by the control module to achieve the function of hydrogen production.

[0022] The utility model has the following beneficial effects:

[0023] 1. The utility model proposes a skid-mounted PEM hybrid hydrogen production device. Compared with the existing hydrogen production device, the device can place the second gas storage tank inside by arranging the first sliding plate and the second sliding plate. The card block is slidably connected inside the card slot, and the guide rail is slidably connected inside the slide slot to realize the function of storing and removing the second gas storage tank from the positioning frame. The second gas storage tank is easy to remove, so that the manufactured hydrogen can be conveniently stored, which can improve the flexibility of the hydrogen production device.

[0024] 2. The utility model proposes a skid-mounted PEM hybrid hydrogen production device. Compared with the existing hydrogen production device, the device can facilitate the removal and storage of the second gas tank by setting a first handle, and can prevent the second gas tank from moving by setting a limit frame, thereby improving the stability of the device. The second sliding plate can be positioned by setting a rotating block to prevent the second gas tank from moving, further improving the stability of the device and improving practicality.

[0025] 3. The utility model proposes a skid-mounted PEM hydrogen production and hybrid hydrogen production device. Compared with the existing hydrogen production device, the device can connect external gas through the connecting valve on the gas mixer and mix it with hydrogen of different requirements through the gas mixer, which can meet some specific needs. The device has a compact structure, reasonable design and high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the internal structure of a skid-mounted PEM hybrid hydrogen production device box proposed in the utility model;

[0027] Figure 2This is a front axonometric view of a skid-mounted PEM hybrid hydrogen production device proposed in the utility model;

[0028] Figure 3 This is a rear axonometric view of a skid-mounted PEM hybrid hydrogen production device proposed in the utility model;

[0029] Figure 4 This is a schematic diagram of the structure of a skid-mounted PEM hybrid hydrogen production device proposed in the utility model;

[0030] Figure 5 An exploded view of a positioning frame, a first sliding plate and a second sliding plate of a skid-mounted PEM hybrid hydrogen production device proposed in the utility model.

[0031] Legend:

[0032] 1. Box body; 2. Water tank; 3. Water pump; 4. Electrolytic cell; 5. First gas tank; 6. Second gas tank; 7. Valve body; 8. Gas mixer; 9. Connecting valve; 10. Connecting pipe; 11. Water inlet; 12. Positioning frame; 13. Guide rail; 14. Slot; 15. First sliding plate; 16. Block; 17. First handle; 18. Second sliding plate; 19. Limiting frame; 20. Slot; 21. Rotating block; 22. Control module; 23. First vent; 24. Second vent; 25. First through hole; 26. Second through hole; 27. Protective door; 28. Second handle; 29. ​​Support column. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-5, the utility model provides an embodiment: a skid-mounted PEM hydrogen production and hybrid hydrogen production device, comprising a box body 1, a connecting pipe 10, a first sliding plate 15 and a second sliding plate 18, a water tank 2, a water pump 3, an electrolytic cell 4, a first gas storage tank 5, a second gas storage tank 6 and a gas mixer 8 are respectively arranged at the rear end of the inner bottom surface of the box body 1, a positioning frame 12 is fixedly connected to one side of the front end of the inner bottom of the box body 1, and guide rails 13 are fixedly connected to both sides of the inner bottom surface of the positioning frame 12. Slots 14 are provided on the inner walls of both sides of the upper end of the positioning frame 12, and blocks 16 are fixedly connected to the outer walls of both sides of the first sliding plate 15. A first handle 17 is fixedly connected to the outer wall of the front end of the first sliding plate 15, and a limited position frame 19 is fixedly connected to the upper surface of the second sliding plate 18. Slide grooves 20 are provided on both sides of the outer wall of the lower end of the second sliding plate 18, and a rotating block 21 is rotatably connected to the lower part of the outer wall of the front end of the positioning frame 12;

[0035] By starting the water pump 3, the water in the water tank 2 is pumped into the electrolytic cell 4, and hydrogen is produced by the electrolytic cell 4. After hydrogen production, oxygen is stored in the first gas tank 5, and hydrogen is stored in the second gas tank 6 to complete the hydrogen production process. The external gas can be connected through the connecting valve 9 on the gas mixer 8, and the gas can be mixed with hydrogen of different needs through the gas mixer 8. The second gas tank 6 can be placed inside by setting the first sliding plate 15 and the second sliding plate 18. The block 16 is slidably connected inside the card slot 14, and the guide rail 13 is slidably connected inside the slide slot 20 to realize the function of storing and removing the second gas tank 6 from the positioning frame 12. The easy removal of the second gas tank 6 makes it convenient to store the manufactured hydrogen, which can improve the flexibility of the hydrogen production device.

[0036] The water outlet of the water tank 2 is connected to the water inlet of the water pump 3 through a connecting pipe 10, the water outlet of the water pump 3 is connected to the water inlet of the electrolytic cell 4 through a connecting pipe 10, the air outlet at the rear end of the outer wall of one side of the electrolytic cell 4 is connected to the first gas tank 5, the air outlet at the front end of the outer wall of one side of the electrolytic cell 4 is connected to the second gas tank 6, the second gas tank 6 is connected to the gas mixer 8 through a connecting pipe 10, and the components can be connected together through the connecting pipe 10, and the second gas tank 6 slides inside the first sliding plate 15. The connecting pipe 10 at the upper end of the second gas storage tank 6 is provided with a valve body 7, and a plurality of connecting valves 9 are provided on the upper surface of the gas mixer 8. The hydrogen gas output can be controlled by the valve body 7. The gas to be mixed externally can be connected by setting the connecting valve 9. The block 16 is slidably connected inside the card slot 14, and the guide rail 13 is slidably connected inside the slide slot 20. The first sliding plate 15 and the second sliding plate can be realized by sliding the block 16 inside the card slot 14 and the guide rail 13 inside the slide slot 20. 18 sliding function, a first vent 23 is provided on the outer wall of the rear end of the box body 1, and a second vent 24 is provided on the outer wall of one side of the box body 1. The heat dissipation effect can be improved by setting the first vent 23 and the second vent 24. A water inlet 11 is provided on the upper surface of the water tank 2, and a first through hole 25 and a second through hole 26 are respectively provided at both ends of one side of the upper surface of the box body 1. The water inlet 11 can be used to fill the water tank 2, and an external device can be connected by setting the first through hole 25 and the second through hole 26. Both sides of the outer wall of the front end of the box body 1 are hingedly connected with a protective door 27, and the outer wall of the protective door 27 is fixedly connected with a second handle 28. By setting the protective door 27, the internal components can be protected and the convenience can be improved. A control module 22 is provided on the outer wall of the other side of the box body 1, and support columns 29 are respectively fixedly connected to the four corners of the lower surface of the box body 1. The water pump 3, the electrolytic cell 4, the gas mixer 8 and the valve body 7 are electrically connected to the control module 22. The components can be controlled by the control module 22 to realize the function of hydrogen production.

[0037] Working principle: By starting the water pump 3, the water in the water tank 2 is pumped into the electrolytic cell 4, and hydrogen is produced through the electrolytic cell 4. After hydrogen production, oxygen is stored in the first gas tank 5, and hydrogen is stored in the second gas tank 6 to complete the hydrogen production process. The external gas can be connected through the connecting valve 9 on the gas mixer 8. The gas mixer 8 can mix the hydrogen with different requirements. The second gas tank 6 can be placed inside by setting the first sliding plate 15 and the second sliding plate 18. The block 16 is slidably connected inside the slot 14, and the guide rail 13 is slidably connected inside the slide slot 20 to realize the storage and removal of the second gas tank 6 in the positioning frame 1. 2, the second gas tank 6 is easy to take out so that the manufactured hydrogen can be conveniently stored, which can improve the flexibility of the hydrogen production device. By setting the first handle 17, the second gas tank 6 can be conveniently taken out and stored. By setting the limit frame 19, the second gas tank 6 can be prevented from moving, thereby improving the stability of the device. By setting the rotating block 21, the second sliding plate 18 can be positioned to prevent the second gas tank 6 from moving, further improving the stability of the device and improving the practicality. The external gas can be connected through the connecting valve 9 on the gas mixer 8, and the gas can be mixed with hydrogen of different needs through the gas mixer 8.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A skid-mounted PEM hybrid hydrogen production device, comprising a housing (1), a connecting pipe (10), a first sliding plate (15) and a second sliding plate (18), characterized in that: A water tank (2), a water pump (3), an electrolytic cell (4), a first gas storage tank (5), a second gas storage tank (6) and a gas mixer (8) are respectively arranged at the rear end of the inner bottom surface of the box body (1); a positioning frame (12) is fixedly connected to one side of the front end of the inner bottom surface of the box body (1); guide rails (13) are fixedly connected to both sides of the inner bottom surface of the positioning frame (12); inner walls on both sides of the upper end of the positioning frame (12) are provided with card slots (14); outer walls on both sides of the first sliding plate (15) are fixedly connected with card blocks (16); the outer wall at the front end of the first sliding plate (15) is fixedly connected with a first handle (17); the upper surface of the second sliding plate (18) is fixedly connected with a limit frame (19); both sides of the outer wall at the lower end of the second sliding plate (18) are provided with sliding grooves (20); and the lower part of the outer wall at the front end of the positioning frame (12) is rotatably connected with a rotating block (21).

2. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: The water outlet of the water tank (2) is connected to the water inlet of the water pump (3) via a connecting pipe (10); the water outlet of the water pump (3) is connected to the water inlet of the electrolytic cell (4) via a connecting pipe (10); the gas outlet at the rear end of the outer wall of one side of the electrolytic cell (4) is connected to the first gas storage tank (5); the gas outlet at the front end of the outer wall of one side of the electrolytic cell (4) is connected to the second gas storage tank (6); and the second gas storage tank (6) is connected to the gas mixer (8) via a connecting pipe (10).

3. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: The second gas storage tank (6) is slidably connected inside the first sliding plate (15), a connecting pipe (10) at the upper end of the second gas storage tank (6) is provided with a valve body (7), and a plurality of connecting valves (9) are provided on the upper surface of the gas mixer (8).

4. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: The clamping block (16) is slidably connected inside the clamping groove (14), and the guide rail (13) is slidably connected inside the sliding groove (20).

5. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: A first ventilation opening (23) is provided on the outer wall at the rear end of the box body (1), and a second ventilation opening (24) is provided on the outer wall at one side of the box body (1).

6. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: The upper surface of the water tank (2) is provided with a water inlet (11), and the two ends of one side of the upper surface of the box body (1) are respectively provided with a first through hole (25) and a second through hole (26).

7. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: Both sides of the front end outer wall of the box body (1) are hingedly connected with a protective door (27), and the outer wall of the protective door (27) is fixedly connected with a second handle (28).

8. A skid-mounted PEM hybrid hydrogen production device according to claim 1, characterized in that: A control module (22) is provided on the outer wall of the other side of the box body (1), and support columns (29) are respectively fixedly connected to the four corners of the lower surface of the box body (1).

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