Water replenishing device of electrolytic hydrogen production equipment

Abstract

The utility model discloses a water replenishing device of electrolytic hydrogen production equipment, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a box body, the side wall of the box body is communicated with a water outlet pipe, and the top of the box body is fixedly connected with a sealing plate through a first bolt. The utility model relates to the technical field of hydrogen production equipment, and the water replenishing device of the electrolytic hydrogen production equipment realizes quantitative water replenishing in the water tank through the matching among the camera obscura, the controller, the sensor, the vertical plate, the sliding block, the rope, the spring, the floating plate, the vertical block and the partition plate, and solves the problem that the water replenishing device of the existing electrolytic hydrogen production equipment is inconvenient to use when in use. The problems that water in a water tank is supplemented into electrolytic hydrogen production equipment by a worker through a drain pipe, and the water tank is generally closed, so that when the water storage amount is too large and the water is stored for a long time, the water may deteriorate, the water quality is reduced, and the electrolytic efficiency and the product quality are influenced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen production equipment, in particular to a water replenishing device for electrolytic hydrogen production equipment. Background Art

[0002] Hydrogen production by electrolysis is a process that uses electrolysis to decompose water into hydrogen and oxygen. Generally, 4.0 to 4.5 kilowatt-hours of electricity are required to obtain one standard cubic meter of hydrogen. It is an effective method of converting various other energy sources into hydrogen energy for storage. During the process of hydrogen production by electrolysis, a water replenishment device is required to replenish water to the electrolytic hydrogen production equipment.

[0003] The water replenishment device of the existing electrolytic hydrogen production equipment stores water in a water tank. When water replenishment is needed, the control valve is opened to replenish the water in the water tank into the electrolytic hydrogen production equipment.

[0004] When the water replenishing device of the existing electrolytic hydrogen production equipment is in use, the staff replenishes the water in the water tank into the electrolytic hydrogen production equipment through the drainage pipe. The water tank is generally closed. When the water volume is too much and stored for a long time, the water may deteriorate, resulting in a decline in water quality, thereby affecting the electrolysis efficiency and product quality. Utility Model Content

[0005] In response to the deficiencies in the prior art, the utility model provides a water replenishing device for electrolytic hydrogen production equipment, which solves the problem that when the existing water replenishing device for electrolytic hydrogen production equipment is in use, the staff replenishes the water in the water tank into the electrolytic hydrogen production equipment through a drain pipe. The water tank is generally closed. When the water storage volume is too much and is stored for a long time, the water may deteriorate, resulting in a decline in water quality, thereby affecting the electrolysis efficiency and product quality.

[0006] To achieve the above-mentioned purpose, the present invention is implemented through the following technical solutions: a water replenishing device for electrolytic hydrogen production equipment, comprising a bottom plate, the top of the bottom plate is fixedly connected to a box body, the side wall of the box body is connected to a water outlet pipe, the top of the box body is fixedly connected to a sealing plate by a first bolt, the surface of the sealing plate is connected to a water inlet pipe, a monitoring mechanism is provided on the outer wall of the box body away from the water outlet pipe, the monitoring mechanism comprises a dark box, a controller, a sensor, a vertical plate, a slider, a rope, a spring, a floating plate, a vertical block and a partition plate, the side wall of the dark box is fixedly connected to the side of the box body close to the water inlet pipe, the top of the dark box is fixedly connected to the controller, and both sides of the top of the inner wall of the dark box are installed The sensor has a vertical plate at one end, and the top and bottom of the vertical plate are fixedly connected to sliders, and the top and bottom of the two sliders are respectively slidably engaged with the top and bottom of the dark box, and the side of the vertical plate away from the sensor is fixedly connected to a rope, and the outer wall of the rope is sleeved with a spring, and the two ends of the spring are respectively fixedly connected to one side of the inner wall of the dark box and the side of the vertical plate close to the rope, and the rope passes through the box and is movably connected to the box, and the end of the rope is fixedly connected to a floating plate, and the bottom of the floating plate is fixedly connected to a vertical block, and the top of the floating plate is fitted with a partition plate, and the outer wall of the partition plate is fixedly connected to the inner wall of the box, and the partition plate is movably connected to the rope.

[0007] Preferably, a filter mechanism is provided above the box body, and the filter mechanism includes a servo motor, a first bevel gear, a second bevel gear, a vertical rod, a scraper, a base, a filter screen, a horizontal plate and a third bolt. The outer wall of the servo motor is fixedly connected to the top of the sealing plate through a motor seat, and the output end of the servo motor is fixedly connected to the first bevel gear, the outer wall of the first bevel gear is meshed with the second bevel gear, and the inner wall of the second bevel gear is fixedly connected to the vertical rod, and the outer wall of the vertical rod is rotatably connected to the top of the sealing plate through a sealed bearing and extends to the interior of the box body. The outer wall of the vertical rod is fixedly connected to the scraper located inside the box body, and the end of the vertical rod is rotatably connected to the base through a sealed bearing, and the side walls of the base are fixedly connected to the filter screen, and both sides of the top of the filter screen are fixedly connected to the horizontal plate, and the horizontal plate is fixedly connected to the bottom of the sealing plate through the third bolt.

[0008] Preferably, handles are fixedly connected to both sides of the top of the sealing plate.

[0009] Preferably, the side of the dark box away from the box body is movably connected to a vertical plate through a hinge, and the lower side of the vertical plate is fixedly connected to the side of the dark box by a second bolt.

[0010] Preferably, the four bottom corners of the bottom plate are fixedly connected with supporting feet.

[0011] Preferably, the outer wall of the box is connected to a water pump located above the water outlet pipe, a sealing cover is fixedly connected to the side of the inner wall of the box close to the rope, and the tail of the sealing cover is fixedly connected to the outer wall of the rope.

[0012] Preferably, the bottom of the partition plate is fixedly connected to a limiting tube, and the inner wall of the limiting tube is movably connected to the side wall of the floating plate.

[0013] Beneficial effects

[0014] The utility model provides a water replenishing device for electrolytic hydrogen production equipment. The device has the following beneficial effects: The device achieves quantitative replenishment of water in a water tank through the coordination of a dark box, a controller, a sensor, a vertical plate, a slider, a rope, a spring, a floating plate, a vertical block, and a partition plate. This solves the problem of existing water replenishing devices for electrolytic hydrogen production equipment, whereby workers replenish water from the water tank into the electrolytic hydrogen production equipment through a drain pipe during use. Water tanks are generally closed, and when the water volume is excessive and stored for a long time, the water may deteriorate, resulting in a decline in water quality, thereby affecting electrolysis efficiency and product quality.

[0015] Through the cooperation between the servo motor, the first bevel gear, the second bevel gear, the vertical rod, the scraper, the base, the filter screen, the horizontal plate and the third bolt, impurities in the water are filtered out, and the problem of the water replenishing device of the existing electrolytic hydrogen production equipment that impurities in the water may enter the interior of the electrolytic hydrogen production equipment through the water replenishing device during water storage and may cause damage to the electrolytic hydrogen production equipment is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 for Figure 1 Schematic diagram of the appearance;

[0018] Figure 3 for Figure 1 Schematic diagram of the structure of the middle filter, the horizontal plate and the second bolt;

[0019] Figure 4 for Figure 1 Schematic diagram of the structure of the controller, vertical plate and slider.

[0020] In the figure: 1. bottom plate; 2. box body; 3. sealing plate; 4. first bolt; 5. water inlet pipe; 6. water outlet pipe; 7. dark box; 8. controller; 9. sensor; 10. vertical plate; 11. slider; 12. rope; 13. spring; 14. floating plate; 15. vertical block; 16. vertical plate; 17. second bolt; 18. servo motor; 19. first bevel gear; 20. second bevel gear; 21. vertical rod; 22. scraper; 23. base; 24. filter screen; 25. horizontal plate; 26. third bolt; 27. handle; 28. support leg; 29. ​​water pump; 30. partition plate; 31. limit pipe; 32. sealing cover. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] When the water replenishing device of the existing electrolytic hydrogen production equipment is in use, the staff replenishes the water in the water tank into the electrolytic hydrogen production equipment through the drainage pipe. The water tank is generally closed. When the water volume is too much and stored for a long time, the water may deteriorate, resulting in a decline in water quality, thereby affecting the electrolysis efficiency and product quality.

[0023] In view of this, the utility model provides a water replenishing device for electrolytic hydrogen production equipment. The water replenishing device for electrolytic hydrogen production equipment realizes quantitative replenishment of water in the water tank through the cooperation between a dark box, a controller, a sensor, a vertical plate, a slider, a rope, a spring, a floating plate, a vertical block and a partition plate, and solves the problem that when the water replenishing device of the existing electrolytic hydrogen production equipment is in use, the staff replenishes the water in the water tank to the electrolytic hydrogen production equipment through a drain pipe. The water tank is generally closed. When the water storage volume is too much and is stored for a long time, the water may deteriorate, resulting in a decline in water quality, thereby affecting the electrolysis efficiency and product quality.

[0024] Through the help of people in this field, the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the working principle below, and the electrical connection between the electrical components is completed in the order of working. The detailed connection means are well-known technologies in this field. The working principle and process are mainly introduced below, and the electrical control is no longer explained.

[0025] Example 1, by Figure 1-4It can be seen that a water replenishing device for electrolytic hydrogen production equipment in this case includes a bottom plate 1, the top of the bottom plate 1 is fixedly connected to a box body 2, the side wall of the box body 2 is connected to a water outlet pipe 6, water enters the electrolytic hydrogen production equipment from the water outlet pipe 6 through an external water pump, and the top of the box body 2 is fixedly connected to a sealing plate 3 through a first bolt 4. The first bolt 4 is rotated clockwise to remove the sealing plate 3 and replace the internal parts of the box body 2. After the replacement is completed, the first bolt 4 is rotated counterclockwise to fix the sealing plate 3. The surface of the sealing plate 3 is connected to a water inlet pipe 5, and water enters the water replenishing device through the water inlet pipe 5. A control mechanism is provided on the outer wall of the box body 2 away from the water outlet pipe 6. The control mechanism includes a dark box 7, a controller 8, a sensor 9, a vertical plate 10, a slider 11, and a rope 1 2, spring 13, floating plate 14, vertical block 15 and partition plate 30, the side wall of the dark box 7 is fixedly connected to the side of the box body 2 close to the water inlet pipe 5, the top of the dark box 7 is fixedly connected to the controller 8, the dark box 7 supports the controller 8, the inner wall top of the dark box 7 is fixedly connected to the two sides of the sensor 9, the sensor 9 is a contact sensor, the two sensors 9 are installed on both sides of the inner wall top of the dark box 7, one sensor 9 on the left, the other sensor 9 on the right, the end of one sensor 9 is fitted with a vertical plate 10, the top and bottom of the vertical plate 10 are fixedly connected to the slider 11, the slider 11 limits the vertical plate 10, the top and bottom of the two sliders 11 are respectively slidably connected to the top and bottom of the dark box 7, and the top and bottom of the dark box 7 are respectively provided with a slide groove , a rope 12 is fixedly connected to the side of the vertical plate 10 away from the sensor 9. The length of the rope 12 is the height of the minimum water consumption for electrolytic hydrogen production. A spring 13 is sleeved on the outer wall of the rope 12. The material of the spring 13 is carbon spring steel. The elastic coefficient of the spring 13 is selected according to actual needs and can meet the work. The two ends of the spring 13 are respectively fixedly connected to one side of the inner wall of the dark box 7 and the side of the vertical plate 10 close to the rope 12. The rope 12 passes through the box body 2 and is movably connected to the box body 2. The end of the rope 12 is fixedly connected to a floating plate 14. The bottom of the floating plate 14 is fixedly connected to a vertical block 15. The vertical block 15 is a counterweight block to prevent the floating plate 14 from overturning when water enters the box body 2. The top of the floating plate 14 is fitted with a partition plate 30, and the outer wall of the partition plate 30 is fixedly connected to the box body. 2, the partition plate 30 is movably connected to the rope 12. When the water volume at the bottom of the box body 2 decreases, the floating plate 14 moves downward under the influence of the gravity of the vertical block 15, the tension of the rope 12 increases, one end of the rope 12 follows the floating plate 14 to move downward, and the other end of the rope 12 drives the vertical plate 10 to move to the left, compressing the spring 13. When the vertical plate 10 contacts the sensor 9 on the left, the sensor 9 transmits a signal to the controller 8, indicating that the water storage volume inside the box body 2 is only enough for the minimum water consumption for electrolytic hydrogen production. At this time, the controller 8 controls the external water pump to inject water into the box body 2. When the water volume increases, the floating plate 14 moves upward due to the buoyancy of the water, the tension of the rope 12 decreases, the floating plate 14 contacts the partition plate 30, the spring 13 rebounds, and when the vertical plate 10 contacts the sensor 9 on the right,The sensor 9 transmits the signal to the controller 8 again, and the controller 8 controls the external water pump to stop injecting water. At this time, the water storage volume set by the controller 8 is reached, just filling the bottom space of the box 2;

[0026] After the water is pumped out of the water tank, the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank 1 is in a closed position, and the water tank When the water volume decreases, the float plate 14 moves downward under the influence of the gravity of the vertical block 15, the tension of the rope 12 increases, one end of the rope 12 follows the float plate 14 to move downward, and the other end of the rope 12 drives the vertical plate 10 to move to the left, compressing the spring 13. When the vertical plate 10 contacts the sensor 9 on the left, the sensor 9 transmits a signal to the controller 8, indicating that the water storage volume inside the box 2 is only enough for the minimum water consumption for electrolysis hydrogen production. At this time, the controller 8 controls the external water pump to inject water into the box 2. When the water volume increases, the float plate 14 moves upward due to the buoyancy of the water, the tension of the rope 12 is weakened, the float plate 14 contacts the partition plate 30, and the spring 13 rebounds. When the vertical plate 10 contacts the sensor 9 on the right, the sensor 9 transmits a signal to the controller 8 again, and the controller 8 controls the external water pump to stop injecting water. At this time, the water storage volume set by the controller 8 is reached, which just fills the bottom space of the box 2, realizes quantitative water storage, and ensures the quality of water for the electrolysis hydrogen production equipment;

[0027] Furthermore, a filtering mechanism is provided above the box body 2, and the filtering mechanism includes a servo motor 18, a first bevel gear 19, a second bevel gear 20, a vertical rod 21, a scraper 22, a base 23, a filter screen 24, a horizontal plate 25 and a third bolt 26. The model of the servo motor 18 is selected according to actual needs and can be used to meet the work. The servo motor 18 is started, and the outer wall of the servo motor 18 is fixedly connected to the top of the sealing plate 3 through the motor base. The output end of the servo motor 18 is fixedly connected to the first bevel gear 19, and the servo motor 18 drives the first bevel gear 19 to rotate. The outer wall of the first bevel gear 19 is meshed with the second bevel gear 20, and the first bevel gear 19 drives the second bevel gear 20 to rotate. The inner wall of the second bevel gear 20 is fixedly connected to the vertical rod 21, and the second bevel gear 20 drives the vertical rod 21 to rotate. The outer wall of the vertical rod 21 is fixedly connected to the sealing plate 3. The bearing is rotatably connected to the top of the sealing plate 3 and extends to the interior of the box body 2. The outer wall of the vertical rod 21 is fixedly connected to the scraper 22 located inside the box body 2. The vertical rod 21 drives the scraper 22 to make a circular motion. The end of the vertical rod 21 is rotatably connected to the base 23 through a sealed bearing. The side wall of the base 23 is fixedly connected to the filter screen 24. The filter screen 24 is made of stainless steel. When water enters the box body 2 from the water inlet pipe 5, it first enters the inside of the filter screen 24. The scraper 22 stirs the water and accelerates the flow rate of the water, so that the impurities in the water are separated when passing through the filter screen 24. After long-term use, the scraper 22 can also clean the inside of the filter screen 24. Both sides of the top of the filter screen 24 are fixedly connected with a horizontal plate 25. The horizontal plate 25 is fixedly connected to the bottom of the sealing plate 3 by a third bolt 26. The horizontal plate 25 fixes the filter screen 24.

[0028] In the specific implementation process, it is worth noting that the model of the servo motor 18 is selected according to actual needs and meets the work requirements. When the servo motor 18 is started, the servo motor 18 drives the first bevel gear 19 to rotate, and the first bevel gear 19 drives the second bevel gear 20 to rotate. The second bevel gear 20 drives the vertical rod 21 to rotate, and the vertical rod 21 drives the scraper 22 to do a circular motion. The filter 24 is made of stainless steel. When water enters the box body 2 from the water inlet pipe 5, it first enters the inside of the filter 24. The scraper 22 stirs the water and accelerates the flow rate of the water, so that when the water passes through the filter 24, the impurities in the water are separated. After long-term use, the scraper 22 can also clean the inside of the filter 24. The horizontal plate 25 fixes the filter 24, thereby increasing the service life of the water replenishing device of the electrolytic hydrogen production equipment.

[0029] Furthermore, handles 27 are fixedly connected to both sides of the top of the sealing plate 3, and the handles 27 facilitate the staff to move the water replenishing device;

[0030] In the specific implementation process, it is worth noting that the handle 27 facilitates the staff to move the water replenishing device, thereby increasing the convenience of the water replenishing device of the electrolytic hydrogen production equipment;

[0031] Specifically, first, water enters the electrolytic hydrogen production equipment from the water outlet pipe 6 through the external water pump, and the sealing plate 3 can be removed by rotating the first bolt 4 clockwise, and the internal parts of the box body 2 can be replaced. After the replacement is completed, the first bolt 4 is rotated counterclockwise to fix the sealing plate 3, and water enters the water replenishment device through the water inlet pipe 5. The dark box 7 supports the controller 8. Two sensors 9 are installed at the bottom of the controller 8, one sensor 9 on the left and the other sensor 9 on the right. The slider 11 limits the position of the upright plate 10. The top and bottom of the dark box 7 are respectively provided with slide grooves. The length of the rope 12 is the minimum length for electrolytic hydrogen production. The height of the water volume, the vertical block 15 is a counterweight to prevent the floating plate 14 from overturning when water enters the box 2. When the water volume at the bottom of the box 2 decreases, the floating plate 14 moves downward under the influence of the gravity of the vertical block 15, the tension of the rope 12 increases, one end of the rope 12 follows the floating plate 14 to move downward, and the other end of the rope 12 drives the vertical plate 10 to move to the left, compressing the spring 13. When the vertical plate 10 contacts the sensor 9 on the left, the sensor 9 transmits a signal to the controller 8, indicating that the water storage volume inside the box 2 is only enough for the minimum water consumption for electrolytic hydrogen production. At this time, the controller 8 controls the external water pump to inject water into the box 2. When the water volume increases, the floating plate 14 passes The buoyancy of the water moves upward, the tension of the rope 12 is weakened, the float plate 14 contacts the partition plate 30, and the spring 13 rebounds. When the vertical plate 10 contacts the sensor 9 on the right, the sensor 9 transmits the signal to the controller 8 again, and the controller 8 controls the external water pump to stop injecting water. At this time, the water storage volume set by the controller 8 is reached, which just fills the bottom space of the box 2, realizing quantitative water storage and ensuring the quality of water used by the electrolytic hydrogen production equipment. Secondly, the servo motor 18 is started, and the servo motor 18 drives the first bevel gear 19 to rotate, and the first bevel gear 19 drives the second bevel gear 20 to rotate, and the second bevel gear 20 drives the vertical rod 21 Rotate, the vertical rod 21 drives the scraper 22 to do circular motion, the filter screen 24 is made of stainless steel, when water enters the box body 2 from the water inlet pipe 5, it first enters the inside of the filter screen 24, the scraper 22 stirs the water, accelerates the flow rate of the water, and separates the impurities in the water when passing through the filter screen 24. After long-term use, the scraper 22 can also clean the inside of the filter screen 24, and the horizontal plate 25 fixes the filter screen 24, thereby increasing the service life of the water replenishing device of the electrolytic hydrogen production equipment. Finally, the handle 27 makes it convenient for the staff to move the water replenishing device, thereby increasing the convenience of the water replenishing device of the electrolytic hydrogen production equipment.

[0032] Example 2, by Figure 1-4 It can be seen that the side of the dark box 7 away from the box body 2 is movably connected to the vertical plate 16 through a hinge. The lower side of the vertical plate 16 is fixed to the side of the dark box 7 by a second bolt 17. When the internal parts of the dark box 7 are damaged, the second bolt 17 can be rotated clockwise to flip the vertical plate 16 upward through the hinge. When the internal parts of the dark box 7 are replaced, the second bolt 17 can be rotated counterclockwise to fix the vertical plate 16.

[0033] During the specific implementation process, it is worth noting that when the internal parts of the dark box 7 are damaged, the second bolt 17 can be rotated clockwise to flip the vertical plate 16 upward through the hinge. When the internal parts of the dark box 7 are replaced, the second bolt 17 is rotated counterclockwise to fix the vertical plate 16, thereby improving the convenience of maintenance of the water replenishment device of the electrolytic hydrogen production equipment.

[0034] Furthermore, the four corners of the bottom of the base plate 1 are fixedly connected with support legs 28, which support the base plate 1;

[0035] In the specific implementation process, it is worth noting that the support legs 28 support the bottom plate 1, thereby improving the stability of the water replenishment device structure of the electrolytic hydrogen production equipment;

[0036] Furthermore, the outer wall of the box body 2 is connected to a water pump 29 located above the water outlet pipe 6. The water pump 29 pumps excess water to the outside for circulation. A sealing cover 32 is fixedly connected to the side of the inner wall of the box body 2 close to the rope 12. The tail of the sealing cover 32 is fixedly connected to the outer wall of the rope 12. The sealing cover 32 is fixed to the side wall of the box body 2 by waterproof glue, and the tail of the sealing cover 32 is fixed to the outer wall of the rope 12 by the same waterproof glue. The sealing cover 32 prevents water inside the box body 2 from entering the dark box 7 and damaging the device in the dark box 7.

[0037] During the specific implementation process, it is worth noting that the water pump 29 pumps excess water to the outside for circulation to prevent excessive water from remaining inside the box 2. The sealing cover 32 is fixed to the side wall of the box 2 by waterproof glue, and the tail of the sealing cover 32 is fixed to the outer wall of the rope 12 by the same waterproof glue. The sealing cover 32 prevents water inside the box 2 from entering the dark box 7 and damaging the components in the dark box 7, thereby achieving the discharge of excess water and preventing water from damaging components.

[0038] Furthermore, the bottom of the partition plate 30 is fixedly connected to a limiting tube 31, and the inner wall of the limiting tube 31 is movably connected to the side wall of the floating plate 14. The limiting tube 31 limits the floating plate 14 to prevent the floating plate 14 from moving to other places when the amount of water stored is small.

[0039] During the specific implementation process, it is worth noting that the limiting tube 31 limits the floating plate 14 to prevent the floating plate 14 from moving to other places when the amount of water stored is small, thereby improving the stability of the structural operation.

[0040] Specifically, first, when the internal parts of the dark box 7 are damaged, the second bolt 17 can be rotated clockwise to flip the vertical plate 16 upward through the hinge. When the internal parts of the dark box 7 are replaced, the second bolt 17 can be rotated counterclockwise to fix the vertical plate 16, thereby improving the convenience of maintenance of the water replenishing device of the electrolytic hydrogen production equipment. Secondly, the supporting feet 28 support the bottom plate 1, thereby improving the stability of the water replenishing device structure of the electrolytic hydrogen production equipment. Furthermore, the water pump 29 pumps excess water to the outside for circulation to prevent excessive water from remaining inside the box 2. The sealing cover 32 is fixed to the side wall of the box 2 by waterproof glue, and the tail of the sealing cover 32 is fixed to the outer wall of the rope 12 by the same waterproof glue. The sealing cover 32 prevents water inside the box 2 from entering the dark box 7 and damaging the components in the dark box 7, thereby discharging excess water and preventing water from damaging the components. Finally, the limiting tube 31 limits the floating plate 14 to prevent the floating plate 14 from moving to other places when the water storage volume is small, thereby improving the stability of the structural operation.

[0041] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include," "comprise," or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations. The phrase "includes an element defined by..." does not exclude the presence of other identical elements in the process, method, article, or device that includes the element.

[0042] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0043] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water replenishing device for electrolytic hydrogen production equipment, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a box body (2), a side wall of the box body (2) is connected to a water outlet pipe (6), the top of the box body (2) is fixedly connected to a sealing plate (3) via a first bolt (4), a surface of the sealing plate (3) is connected to a water inlet pipe (5), and a control mechanism is provided on the outer wall of the box body (2) away from the water outlet pipe (6); The control mechanism includes a dark box (7), a controller (8), a sensor (9), a vertical plate (10), a slider (11), a rope (12), a spring (13), a floating plate (14), a vertical block (15) and a partition plate (30); The side wall of the dark box (7) is fixedly connected to the side of the box body (2) close to the water inlet pipe (5), the top of the dark box (7) is fixedly connected to a controller (8), both sides of the top of the inner wall of the dark box (7) are fixedly connected to sensors (9), the end of one of the sensors (9) is attached to a vertical plate (10), the top and bottom of the vertical plate (10) are fixedly connected to sliders (11), the tops and bottoms of the two sliders (11) are respectively slidably connected to the top and bottom of the dark box (7), the side of the vertical plate (10) away from the sensor (9) is fixedly connected to a rope (12), the rope (12) The outer wall of the box (7) is sleeved with a spring (13), and the two ends of the spring (13) are respectively fixedly connected to one side of the inner wall of the dark box (7) and the side of the vertical plate (10) close to the rope (12). The rope (12) passes through the box (2) and is movably connected to the box (2). The end of the rope (12) is fixedly connected to a floating plate (14), the bottom of the floating plate (14) is fixedly connected to a vertical block (15), and the top of the floating plate (14) is fitted with a partition plate (30). The outer wall of the partition plate (30) is fixedly connected to the inner wall of the box (2), and the partition plate (30) is movably connected to the rope (12).

2. The water replenishing device for electrolytic hydrogen production equipment according to claim 1, characterized in that: A filtering mechanism is provided above the box (2); The filtering mechanism comprises a servo motor (18), a first bevel gear (19), a second bevel gear (20), a vertical rod (21), a scraper (22), a base (23), a filter screen (24), a horizontal plate (25) and a third bolt (26); The outer wall of the servo motor (18) is fixedly connected to the top of the sealing plate (3) through a motor base, the output end of the servo motor (18) is fixedly connected to a first bevel gear (19), the outer wall of the first bevel gear (19) is meshedly connected to a second bevel gear (20), the inner wall of the second bevel gear (20) is fixedly connected to a vertical rod (21), the outer wall of the vertical rod (21) is rotatably connected to the top of the sealing plate (3) through a sealed bearing and extends to the interior of the box (2), the outer wall of the vertical rod (21) is fixedly connected to a scraper (22) located inside the box (2), the end of the vertical rod (21) is rotatably connected to a base (23) through a sealed bearing, the side wall of the base (23) is fixedly connected to a filter screen (24), both sides of the top of the filter screen (24) are fixedly connected to a horizontal plate (25), and the horizontal plate (25) is fixedly connected to the bottom of the sealing plate (3) through a third bolt (26).

3. The water replenishing device for electrolytic hydrogen production equipment according to claim 1, characterized in that: Both sides of the top of the sealing plate (3) are fixedly connected with handles (27).

4. The water replenishing device for electrolytic hydrogen production equipment according to claim 1, characterized in that: The side of the dark box (7) away from the box body (2) is movably connected to a vertical plate (16) through a hinge, and the lower side of the vertical plate (16) is fixedly connected to the side of the dark box (7) through a second bolt (17).

5. The water replenishing device for electrolytic hydrogen production equipment according to claim 1, characterized in that: The four corners of the bottom of the base plate (1) are all fixedly connected with support legs (28).

6. The water replenishing device for electrolytic hydrogen production equipment according to claim 1, characterized in that: The outer wall of the box body (2) is connected to a water pump (29) located above the water outlet pipe (6), and a sealing cover (32) is fixedly connected to the inner wall of the box body (2) on a side close to the rope (12), and the tail of the sealing cover (32) is fixedly connected to the outer wall of the rope (12).

7. The water replenishing device for electrolytic hydrogen production equipment according to claim 1, characterized in that: The bottom of the partition plate (30) is fixedly connected to a limiting tube (31), and the inner wall of the limiting tube (31) is movably connected to the side wall of the floating plate (14).

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