A hydrogen centralized storage device and method for hydrogen fuel cells

Abstract

The present invention relates to the field of hydrogen centralized storage equipment, and in particular to a hydrogen centralized storage equipment for hydrogen fuel cells and a method thereof; technical problem: a fixed mounting structure is used to support and fix a hydrogen storage bottle, which is likely to cause damage to the fixed mounting structure when a hydrogen fuel cell vehicle encounters a bumpy road section, and is likely to cause excessive impact force on the hydrogen storage bottle, resulting in damage to the hydrogen storage bottle, or even danger, and a low safety factor; technical solution: a hydrogen centralized storage equipment for hydrogen fuel cells and a method thereof, comprising a supporting component, a mounting component, a fixing component, a connecting component, a cooling component, a monitoring component and a control component; the present invention provides a bufferable mounting structure, which can reliably buffer the hydrogen storage bottle when the hydrogen storage bottle is impacted and vibrated while installing and fixing the hydrogen storage bottle, thereby reducing the impact force on the hydrogen storage bottle, ensuring the safety and stability of the mounting structure and the hydrogen storage bottle, and ensuring the property and personal safety of users.

Description

Technical Field

[0001] The present invention relates to the field of centralized hydrogen storage equipment, and in particular to centralized hydrogen storage equipment for hydrogen fuel cells and a method thereof. Background Art

[0002] Hydrogen fuel cells are used to store and supply hydrogen, and usually use centralized hydrogen storage equipment; these equipment may include hydrogen storage tanks or hydrogen storage systems, which are used to store hydrogen and then supply it to fuel cells on demand to generate electricity; these equipment usually need to pay attention to safety and effective hydrogen delivery systems to ensure that hydrogen can be stored and used safely and efficiently; when storing hydrogen for hydrogen fuel cells, hydrogen storage bottles are used for storage, and fixed mounting structures are used to support and fix the hydrogen storage bottles. When hydrogen fuel cell vehicles encounter bumpy roads, the hydrogen storage bottles will vibrate and impact, which can easily cause damage to the fixed mounting structure on the one hand, and on the other hand, it can easily cause the hydrogen storage bottles to be subjected to excessive impact force, resulting in damage to the hydrogen storage bottles, or even danger, and the safety factor is low. Summary of the invention

[0003] In order to overcome the problem that when hydrogen is stored in hydrogen fuel cells, hydrogen storage bottles are used for storage and a fixed mounting structure is used to support and fix the hydrogen storage bottles. When the hydrogen fuel cell vehicle encounters bumpy roads, the hydrogen storage bottles will vibrate and impact, which can easily cause damage to the fixed mounting structure on the one hand, and on the other hand, it can easily cause the hydrogen storage bottles to be subjected to excessive impact force, resulting in damage to the hydrogen storage bottles, or even danger, and a low safety factor.

[0004] The technical solution of the present invention is: a centralized hydrogen storage device for hydrogen fuel cells, including a hydrogen storage bottle, a supporting assembly, a mounting assembly, a fixing assembly, a connecting assembly, a cooling assembly, a monitoring assembly and a control assembly. The hydrogen storage bottles are arranged in multiple groups, and the multiple groups of hydrogen storage bottles are arranged above the supporting assembly. The mounting assembly is arranged on one side of the hydrogen storage bottle, the fixing assembly is arranged above the hydrogen storage bottle, the connecting assembly is arranged above the supporting assembly, the connecting assembly is connected to the fixing assembly, the cooling assembly is arranged on the outside of the hydrogen storage bottle, the monitoring assembly is arranged on one side of the mounting assembly, and the control assembly is arranged on one side of the mounting assembly.

[0005] Preferably, the hydrogen storage bottle can be supported by setting a supporting component, the hydrogen storage bottle can be installed by setting an installing component, the hydrogen storage bottle can be fixed by setting a fixing component, the supporting component and the fixing component can be connected by setting a connecting component, the hydrogen storage bottle can be cooled by setting a cooling component, the parameters of the device can be monitored by setting a monitoring component, and the supporting component, the installing component and the cooling component can be controlled according to the data of the monitoring component by setting a control component.

[0006] Preferably, the support assembly includes a support plate, a connecting plate, a supporting pneumatic telescopic rod and a support rod. The support plates are arranged into multiple groups, the connecting plates are arranged into multiple groups, the connecting plates are arranged on the opposite side walls of the support plate, the multiple groups of connecting plates are fixedly connected by bolts, the supporting pneumatic telescopic rods are arranged into multiple groups, one end of the supporting pneumatic telescopic rods is fixedly connected to the top surface of the support plate, the support rods are arranged into multiple groups, the other end of the supporting pneumatic telescopic rods is fixedly connected to the support rods, and the hydrogen storage bottle is arranged above the support rod. When in use, the multiple groups of support plates can be connected and fixed by setting the connecting plates to realize the splicing of the support plates, and the support rods can be installed by setting the supporting pneumatic telescopic rods and drive the support rods to rise and fall, so that the multiple groups of support rods can be formed into different shapes, so that hydrogen storage bottles of different sizes and different numbers can be supported, thereby increasing the versatility of the device.

[0007] Preferably, the mounting assembly includes a mounting plate, a limit rod and an adjusting screw. The mounting plate is arranged in multiple groups. The mounting plate is arranged on one side of the hydrogen storage bottle. A mounting groove is opened on the mounting plate. The limit rod is arranged in multiple groups. One end of the limit rod is fixedly connected to the support plate, and the other end of the limit rod passes through the mounting plate. The limit rod is slidingly connected to the mounting plate, one end of the adjusting screw is rotatably connected to the support plate, and the other end of the adjusting screw is threadedly connected to the mounting plate. When in use, the mounting plate can be limited and supported by setting the limit rod, and the position of the mounting plate can be adjusted by setting the adjusting screw, so that hydrogen storage bottles of different sizes can be installed and fixed using the mounting plate.

[0008] Preferably, the fixing assembly includes a fixing plate, a fixed pneumatic telescopic rod and a fixing rod. The fixing plates are arranged in multiple groups. The fixing plates are arranged above the hydrogen storage bottle. One end of the fixed pneumatic telescopic rod is fixedly connected to the bottom surface of the fixing plate, and the other end of the fixed pneumatic telescopic rod is fixedly connected to the fixing rod. The fixed rod is in contact with the hydrogen storage bottle. When in use, the top of the hydrogen storage bottle can be fixed by setting the fixing plate, and the fixed rod can be installed by setting the fixed pneumatic telescopic rod, and the fixed rod can be driven to extend and retract, so that multiple groups of fixed rods can be formed into different shapes, which can be coordinated with multiple groups of support rods to form different accommodating shapes and spaces, so as to fix hydrogen storage bottles of different sizes and different numbers, thereby increasing the versatility of the device.

[0009] Preferably, the connecting assembly includes an adjusting motor, a driving shaft, a driving gear, a connecting screw, a connecting sleeve, a transmission shaft, a transmission gear and a transmission structure. The adjusting motor is arranged on the bottom surface of the fixed plate, the driving shaft is arranged on the top surface of the fixed plate, one end of the driving shaft is fixedly connected to the output end of the adjusting motor, the driving gear is arranged on the driving shaft, the connecting screw is arranged in multiple groups, the connecting screw is arranged on the bottom surface of the fixed plate, the connecting sleeve is arranged on the top surface of the support plate, the connecting screw is threadedly connected to the connecting sleeve, the transmission shaft is arranged on the top surface of the fixed plate, the transmission shaft is arranged in multiple groups, one end of the transmission shaft is fixedly connected to one end of the connecting screw, The transmission gear is arranged on the outside of one group of the multiple groups of transmission shafts, and the transmission gear is meshed with the driving gear. When in use, the driving gear can be driven to rotate by the driving shaft by setting the adjusting motor, and the driving gear can be driven to rotate by setting the transmission gear. The transmission gear can be driven to rotate by the connecting screw through the transmission shaft, so that the distance between the fixed plate and the support plate can be adjusted by utilizing the meshing of the connecting screw and the connecting sleeve, and the fixed plate and the support plate can be fixed, so that different sizes of accommodating spaces can be formed according to the size of the hydrogen storage bottle, and hydrogen storage bottles of different sizes can be fixed, thereby increasing the versatility of the device.

[0010] Preferably, the transmission structure includes a transmission sprocket and a transmission chain. The transmission sprockets are arranged in multiple groups. The transmission sprockets are arranged on the outside of the transmission shaft. The transmission chains are arranged in multiple groups. The transmission chains are meshed with the transmission sprockets. The transmission chains and the transmission sprockets connect multiple groups of connecting screws together. When in use, the multiple groups of connecting screws can be connected together by setting the transmission sprockets and the transmission chain, so that the multiple groups of connecting screws rotate synchronously, so that the multiple groups of connecting screws can synchronously adjust the distance between the support plate and the fixed plate to ensure the parallelism of the support plate and the fixed plate.

[0011] Preferably, the cooling component includes a first connecting annular pipe, a second connecting annular pipe and a cooling pipe, the first connecting annular pipe is arranged in multiple groups, the first connecting annular pipe is arranged at one end of the hydrogen storage bottle, the first connecting annular pipe is arranged as a hose structure, the second connecting annular pipe is arranged in multiple groups, the second connecting annular pipe is arranged at the other end of the hydrogen storage bottle, the second connecting annular pipe is arranged as a hose structure, the cooling pipe is arranged in multiple groups, one end of the cooling pipe is connected to the first connecting annular pipe, and the other end of the cooling pipe is connected to the second connecting annular pipe, a pipe connection structure is arranged on the first connecting annular pipe, and a pipe connection structure is arranged on the second connecting annular pipe. When in use, the cooling pipe can be connected by arranging the first connecting annular pipe and the second connecting annular pipe, and the first connecting annular pipe and the second connecting annular pipe can be connected to the original cooling circulation structure of the hydrogen fuel cell vehicle by arranging the pipe connection structure. The cooling pipe is used to form a cooling structure to cool the hydrogen storage bottle to ensure the safety of the hydrogen storage bottle.

[0012] Preferably, the monitoring component includes a first pressure sensor and a second pressure sensor, the pressure sensors are arranged in multiple groups, the first pressure sensor is arranged inside the supporting pneumatic telescopic rod, the second pressure sensor is arranged in multiple groups, the second pressure sensor is arranged inside the fixed pneumatic telescopic rod. When in use, the internal pressure of the supporting pneumatic telescopic rod can be detected by setting the first pressure sensor, and the internal pressure of the fixed pneumatic telescopic rod can be detected by setting the second pressure sensor.

[0013] Preferably, the control component includes a control air pump, a support adjustment pipeline, a fixed adjustment pipeline and a pressure relief valve. The control air pump is arranged on one side of the mounting plate, the support adjustment pipeline is arranged in multiple groups, one end of the support adjustment pipeline is fixedly connected to the control air pump, and the other end of the support adjustment pipeline is connected to the support pneumatic telescopic rod, the fixed adjustment pipeline is arranged in multiple groups, one end of the fixed adjustment pipeline is connected to the control air pump, and the other end of the fixed adjustment pipeline is connected to the fixed pneumatic telescopic rod, and control valves are arranged on the support adjustment pipeline and the fixed adjustment pipeline. The pressure relief valve is arranged on the support adjustment pipeline and the fixed adjustment pipeline. When in use, the control air pump can be arranged to pressurize the inside of the support pneumatic telescopic rod and the fixed pneumatic telescopic rod through the support adjustment pipeline and the fixed adjustment pipeline. The opening and closing of the support adjustment pipeline and the fixed adjustment pipeline can be controlled by arranging the control valve. By arranging the pressure relief valve, the support pneumatic telescopic rod and the fixed pneumatic telescopic rod can be relieved of pressure when vibration and impact occur, thereby achieving buffering of the support pneumatic telescopic rod and the fixed pneumatic telescopic rod, thereby achieving buffering of the hydrogen storage bottle and ensuring the safety and stability of the hydrogen storage bottle.

[0014] A method for centralized storage of hydrogen for a hydrogen fuel cell comprises the following steps:

[0015] S11: selecting different numbers of support plates according to the number of hydrogen storage bottles, and connecting and fixing the selected support plates using connecting plates;

[0016] S12: installing the first connecting annular pipe, the second connecting annular pipe and the cooling pipe outside the hydrogen storage bottle;

[0017] S13: placing the hydrogen storage bottle above the multiple groups of support rods, and controlling the air pump to pressurize the inside of the supporting pneumatic telescopic rods, so that the pressure inside the supporting pneumatic telescopic rods is equal and meets the requirements;

[0018] S14: Control the air pump to pressurize the interior of the fixed pneumatic telescopic rod so that the pressure inside the fixed pneumatic telescopic rod meets the requirements;

[0019] S15: Control the adjustment motor to start, and adjust the distance between the support plate and the fixed plate until the pressure in the multiple groups of fixed pneumatic telescopic rods reaches a set value;

[0020] S16: Control the air pump to continue to pressurize the inside of the supporting pneumatic telescopic rod and the fixed pneumatic telescopic rod, so that the internal pressures of the supporting pneumatic telescopic rod and the fixed pneumatic telescopic rod all meet the requirements;

[0021] S17: The data of the first pressure sensor and the second pressure sensor are monitored in real time. When the hydrogen storage bottle encounters vibration, the pressure is released through the pressure relief valve for buffering. After the buffering is completed, the air pump is controlled to pressurize the supporting pneumatic telescopic rod and the fixed pneumatic telescopic rod.

[0022] Beneficial effects of the present invention:

[0023] 1. Compared with the prior art, when hydrogen is stored in hydrogen fuel cells, hydrogen storage bottles are used for storage, and fixed installation structures are used to support and fix the hydrogen storage bottles. When hydrogen fuel cell vehicles encounter bumpy roads, the hydrogen storage bottles will vibrate and impact, which can easily lead to damage to the fixed installation structure on the one hand, and on the other hand, it can easily lead to excessive impact force on the hydrogen storage bottle, resulting in damage to the hydrogen storage bottle, or even danger, and the safety factor is low; the storage device can be provided with a buffering installation structure, and at the same time as the hydrogen storage bottle is installed and fixed, the hydrogen storage bottle can be reliably buffered when the hydrogen storage bottle is impacted and vibrated, thereby reducing the impact force on the hydrogen storage bottle, ensuring the safety and stability of the installation structure and the hydrogen storage bottle, and ensuring the property and personal safety of the user;

[0024] 2. By setting a control air pump, the support regulating pipe and the fixed regulating pipe can be pressurized inside the support pneumatic telescopic rod and the fixed pneumatic telescopic rod. By setting a control valve, the support regulating pipe and the fixed regulating pipe can be opened and closed. By setting a pressure relief valve, the support pneumatic telescopic rod and the fixed pneumatic telescopic rod can be depressurized when vibration and impact occur, so as to achieve buffering of the support pneumatic telescopic rod and the fixed pneumatic telescopic rod, thereby achieving buffering of the hydrogen storage bottle and ensuring the safety and stability of the hydrogen storage bottle.

[0025] 3. By setting the connecting plates, multiple groups of support plates can be connected and fixed to achieve the splicing of the support plates. By setting the supporting pneumatic telescopic rods, the support rods can be installed and driven to rise and fall, so that multiple groups of support rods can be formed into different shapes, so that hydrogen storage bottles of different sizes and different numbers can be supported, thereby increasing the versatility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 Shown is a schematic diagram of the three-dimensional structure of the centralized hydrogen storage device for hydrogen fuel cells of the present invention;

[0027] Figure 2 Shown is a three-dimensional structural schematic diagram of a monitoring component in a centralized hydrogen storage device for a hydrogen fuel cell of the present invention;

[0028] Figure 3 Shown is a schematic diagram of the side perspective structure of the centralized hydrogen storage device for hydrogen fuel cells of the present invention;

[0029] Figure 4 Shown for Figure 1 A schematic diagram of the enlarged structure in the middle circle;

[0030] Figure 5 Shown is a bottom three-dimensional structural schematic diagram of a concentrated hydrogen storage device for a hydrogen fuel cell of the present invention;

[0031] Figure 6 Shown is a schematic flow chart of a method for centralized hydrogen storage equipment for hydrogen fuel cells of the present invention;

[0032] Description of the accompanying drawings: 1. Hydrogen storage bottle; 2. Support assembly; 3. Mounting assembly; 4. Fixing assembly; 5. Connecting assembly; 6. Cooling assembly; 7. Monitoring assembly; 8. Control assembly; 201. Support plate; 202. Connecting plate; 203. Supporting pneumatic telescopic rod; 204. Support rod; 301. Mounting plate; 302. Limiting rod; 303. Adjusting screw; 401. Fixing plate; 402. Fixing pneumatic telescopic rod; 403. Fixing rod; 501. Adjusting motor; 502. Driving shaft; 5 03, driving gear; 504, adjusting screw; 505, connecting sleeve; 506, transmission shaft; 507, transmission gear; 508, transmission structure; 5081, transmission sprocket; 5082, transmission chain; 601, first connecting annular pipe; 602, second connecting annular pipe; 603, cooling pipe; 701, first pressure sensor; 702, second pressure sensor; 801, control air pump; 802, support adjusting pipe; 803, fix adjusting pipe; 804, pressure relief valve. DETAILED DESCRIPTION

[0033] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0034] See also Figure 1-2 The present invention provides an embodiment: a centralized hydrogen storage device for a hydrogen fuel cell and a method thereof, comprising a hydrogen storage bottle 1, a support assembly 2, a mounting assembly 3, a fixing assembly 4, a connecting assembly 5, a cooling assembly 6, a monitoring assembly 7 and a control assembly 8, the hydrogen storage bottles 1 are arranged into multiple groups, the multiple groups of hydrogen storage bottles 1 are arranged above the support assembly 2, the mounting assembly 3 is arranged on one side of the hydrogen storage bottle 1, the fixing assembly 4 is arranged above the hydrogen storage bottle 1, the connecting assembly 5 is arranged above the support assembly 2, the connecting assembly 5 is connected to the fixing assembly 4, the cooling assembly 6 is arranged outside the hydrogen storage bottle 1, the monitoring assembly 7 is arranged on one side of the mounting assembly 3, and the control assembly 8 is arranged on one side of the mounting assembly 3.

[0035] See also Figure 3-5In this embodiment, the support assembly 2 includes a support plate 201, a connecting plate 202, a supporting pneumatic telescopic rod 203 and a support rod 204. The support plate 201 is set to multiple groups, the connecting plate 202 is set to multiple groups, the connecting plate 202 is set on the opposite side walls of the support plate 201, and the multiple groups of connecting plates 202 are fixedly connected by bolts. The supporting pneumatic telescopic rod 203 is set to multiple groups, one end of the supporting pneumatic telescopic rod 203 is fixedly connected to the top surface of the support plate 201, the support rod 204 is set to multiple groups, and the other end of the supporting pneumatic telescopic rod 203 is fixedly connected to the support rod 204. The hydrogen storage bottle 1 is set above the support rod 204. When in use, the multiple groups of support plates 201 can be connected and fixed by setting the connecting plate 202. The pneumatic telescopic rod 203 is provided to support the support plate 201, and the support rod 204 can be installed and driven to rise and fall, so that multiple groups of support rods 204 can be formed into different shapes, so that hydrogen storage bottles 1 of different sizes and different numbers can be supported, thereby increasing the versatility of the device. The mounting assembly 3 includes a mounting plate 301, a limiting rod 302 and an adjusting screw 303. The mounting plate 301 is arranged in multiple groups, and the mounting plate 301 is arranged on one side of the hydrogen storage bottle 1. The mounting plate 301 is provided with a mounting groove, and the limiting rod 302 is arranged in multiple groups. One end of the limiting rod 302 is fixedly connected to the support plate 201, and the other end of the limiting rod 302 passes through the mounting plate 301. The limiting rod 302 and the mounting plate 3 01 sliding connection, one end of the adjusting screw 303 is rotatably connected to the support plate 201, and the other end of the adjusting screw 303 is threadedly connected to the mounting plate 301. When in use, the mounting plate 301 can be limited and supported by setting the limiting rod 302, and the position of the mounting plate 301 can be adjusted by setting the adjusting screw 303, so that the mounting plate 301 can be used to install and fix hydrogen storage bottles 1 of different sizes. The fixing component 4 includes a fixing plate 401, a fixed pneumatic telescopic rod 402 and a fixing rod 403. The fixing plate 401 is set in multiple groups. The fixing plate 401 is set above the hydrogen storage bottle 1. One end of the fixed pneumatic telescopic rod 402 is fixedly connected to the bottom surface of the fixing plate 401, and the other end of the fixed pneumatic telescopic rod 402 is fixedly connected to the bottom surface of the fixing plate 401. It is fixedly connected to the fixing rod 403, and the fixing rod 403 is in contact with the hydrogen storage bottle 1. When in use, the top of the hydrogen storage bottle 1 can be fixed by setting the fixing plate 401, and the fixing rod 403 can be installed by setting the fixed pneumatic telescopic rod 402, and the fixing rod 403 can be driven to telescope, so that multiple groups of fixing rods 403 can be formed into different shapes, so that they can be matched with multiple groups of support rods 204 to form different accommodating shapes and spaces, and different sizes and different numbers of hydrogen storage bottles 1 can be fixed, thereby increasing the versatility of the device. The connecting component 5 includes an adjusting motor 501, a driving shaft 502, a driving gear 503, a connecting screw 504, a connecting sleeve 505, a transmission shaft 506, a transmission gear 507 and a transmission structure 508.The adjusting motor 501 is arranged on the bottom surface of the fixing plate 401, the driving shaft 502 is arranged on the top surface of the fixing plate 401, one end of the driving shaft 502 is fixedly connected to the output end of the adjusting motor 501, the driving gear 503 is arranged on the driving shaft 502, the connecting screw 504 is arranged in multiple groups, the connecting screw 504 is arranged on the bottom surface of the fixing plate 401, the connecting sleeve 505 is arranged on the top surface of the supporting plate 201, the connecting screw 504 is threadedly connected to the connecting sleeve 505, the transmission shaft 506 is arranged on the top surface of the fixing plate 401, and the transmission The shaft 506 is arranged in multiple groups, one end of the transmission shaft 506 is fixedly connected to one end of the connecting screw 504, and the transmission gear 507 is arranged outside one group of the multiple transmission shafts 506. The transmission gear 507 is meshed with the driving gear 503. When in use, the adjusting motor 501 can drive the driving gear 503 to rotate through the driving shaft 502, and the driving gear 503 can drive the transmission gear 507 to rotate. The transmission gear 507 can drive the connecting screw 504 to rotate through the transmission shaft 506. The distance between the fixing plate 401 and the support plate 201 is adjusted by the engagement of the connecting screw 504 and the connecting sleeve 505, and the fixing plate 401 and the support plate 201 can be fixed, so that different sizes of accommodating spaces can be formed according to the size of the hydrogen storage bottle 1, and hydrogen storage bottles 1 of different sizes can be fixed, thereby increasing the versatility of the device. The transmission structure 508 includes a transmission sprocket 5081 and a transmission chain 5082. The transmission sprocket 5081 is arranged in multiple groups. The transmission sprocket 5081 is arranged outside the transmission shaft 506. The transmission chain The chain 5082 is provided in multiple groups, the transmission chain 5082 is meshed with the transmission sprocket 5081, and the transmission chain 5082 and the transmission sprocket 5081 connect multiple groups of connecting screws 504 together. When in use, multiple groups of connecting screws 504 can be connected together by setting the transmission sprocket 5081 and the transmission chain 5082, so that the multiple groups of connecting screws 504 rotate synchronously, so that the multiple groups of connecting screws 504 synchronously adjust the distance between the support plate 201 and the fixed plate 401, and ensure that the support plate 201 and the fixed plate 401 are parallel.

[0036] The cooling component 6 includes a first connecting annular pipe 601, a second connecting annular pipe 602 and a cooling pipe 603. The first connecting annular pipe 601 is arranged in multiple groups. The first connecting annular pipe 601 is arranged at one end of the hydrogen storage bottle 1. The first connecting annular pipe 601 is arranged in a hose structure. The second connecting annular pipe 602 is arranged in multiple groups. The second connecting annular pipe 602 is arranged at the other end of the hydrogen storage bottle 1. The second connecting annular pipe 602 is arranged in a hose structure. The cooling pipe 603 is arranged in multiple groups. One end of the cooling pipe 603 is connected to the first connecting annular pipe 601, and the other end of the cooling pipe 603 is connected to the second connecting annular pipe 602. The first connecting annular pipe 601 is provided with a pipe connection structure, and the second connecting annular pipe A pipeline connection structure is provided on the channel 602. When in use, the cooling pipeline 603 can be connected by providing the first connecting annular pipeline 601 and the second connecting annular pipeline 602. By providing the pipeline connection structure, the first connecting annular pipeline 601 and the second connecting annular pipeline 602 can be connected to the original cooling circulation structure of the hydrogen fuel cell vehicle. The cooling pipeline 603 is used to form a cooling structure to cool the hydrogen storage bottle 1 to ensure the safety of the hydrogen storage bottle 1. The monitoring component 7 includes a first pressure sensor 701 and a second pressure sensor 702. The pressure sensors are arranged in multiple groups. The first pressure sensor 701 is arranged inside the supporting pneumatic telescopic rod 203, and the second pressure sensor 702 is arranged in multiple groups. The second pressure sensor 702 is arranged The interior of the fixed pneumatic telescopic rod 402, when in use, the internal pressure of the supporting pneumatic telescopic rod 203 can be detected by setting the first pressure sensor 701, and the internal pressure of the fixed pneumatic telescopic rod 402 can be detected by setting the second pressure sensor 702, the control component 8 includes a control air pump 801, a supporting regulating pipeline 802, a fixed regulating pipeline 803 and a pressure relief valve 804, the control air pump 801 is arranged on one side of the mounting plate 301, the supporting regulating pipeline 802 is arranged in multiple groups, one end of the supporting regulating pipeline 802 is fixedly connected to the control air pump 801, and the other end of the supporting regulating pipeline 802 is connected to the supporting pneumatic telescopic rod 203, the fixed regulating pipeline 803 is arranged in multiple groups, one end of the fixed regulating pipeline 803 is fixedly connected to the control air pump 801, and the other end of the supporting regulating pipeline 802 is connected to the supporting pneumatic telescopic rod 203, and the fixed regulating pipeline 803 is arranged in multiple groups. The first end of the fixed regulating pipe 803 is connected to the control air pump 801, and the other end of the fixed regulating pipe 803 is connected to the fixed pneumatic telescopic rod 402. The supporting regulating pipe 802 and the fixed regulating pipe 803 are both provided with control valves. The pressure relief valve 804 is provided on the supporting regulating pipe 802 and the fixed regulating pipe 803. When in use, the control air pump 801 can be provided to pressurize the inside of the supporting pneumatic telescopic rod 203 and the fixed pneumatic telescopic rod 402 through the supporting regulating pipe 802 and the fixed regulating pipe 803. The opening and closing of the supporting regulating pipe 802 and the fixed regulating pipe 803 can be controlled by providing the control valve. The pressure relief valve 804 can be provided to relieve the pressure on the supporting pneumatic telescopic rod 203 and the fixed pneumatic telescopic rod 402 when vibration and impact occur.The supporting pneumatic telescopic rod 203 and the fixing pneumatic telescopic rod 402 are buffered, thereby buffering the hydrogen storage bottle 1 and ensuring the safety and stability of the hydrogen storage bottle 1.

[0037] See also Figure 6 The present invention provides an embodiment: a method for centralized storage of hydrogen for a hydrogen fuel cell, comprising the following steps:

[0038] S11: Select different numbers of support plates 201 according to the number of hydrogen storage bottles 1, and connect and fix the selected support plates 201 using the connecting plates 202;

[0039] S12: Install the first connecting annular pipe 601, the second connecting annular pipe 602 and the cooling pipe 603 outside the hydrogen storage bottle 1;

[0040] S13: placing the hydrogen storage bottle 1 above the multiple groups of support rods 204, and controlling the air pump 801 to pressurize the inside of the supporting pneumatic telescopic rods 203, so that the pressure inside the supporting pneumatic telescopic rods 203 is equal and meets the requirements;

[0041] S14: Control the air pump 801 to pressurize the interior of the fixed pneumatic telescopic rod 402 so that the pressure inside the fixed pneumatic telescopic rod 402 meets the requirements;

[0042] S15: Control the adjustment motor 501 to start, and adjust the distance between the support plate 201 and the fixed plate 401 until the pressure in the multiple groups of fixed pneumatic telescopic rods 402 reaches a set value;

[0043] S16: Control the air pump 801 to continue to pressurize the inside of the supporting pneumatic telescopic rod 203 and the fixed pneumatic telescopic rod 402, so that the internal pressures of the supporting pneumatic telescopic rod 203 and the fixed pneumatic telescopic rod 402 all meet the requirements;

[0044] S17: The data of the first pressure sensor 701 and the second pressure sensor 702 are monitored in real time. When the hydrogen storage bottle 1 encounters vibration, the pressure is released through the pressure relief valve 804 for buffering. After the buffering is completed, the air pump 801 is controlled to pressurize the supporting pneumatic telescopic rod 203 and the fixed pneumatic telescopic rod 402.

[0045] Through the above steps, compared with the prior art, when storing hydrogen for hydrogen fuel cells, a hydrogen storage bottle 1 is used for storage, and a fixed mounting structure is used to support and fix the hydrogen storage bottle 1. When the hydrogen fuel cell vehicle encounters a bumpy road section, the hydrogen storage bottle 1 will vibrate and impact, which on the one hand is easy to cause damage to the fixed mounting structure, and on the other hand is easy to cause the hydrogen storage bottle 1 to be subjected to excessive impact force, resulting in damage to the hydrogen storage bottle 1, or even danger, and the safety factor is low; the storage device can install and fix the hydrogen storage bottle 1 by providing a buffered mounting structure, and when the hydrogen storage bottle 1 is subjected to impact and vibration, the hydrogen storage bottle 1 can be reliably buffered, thereby reducing the impact force on the hydrogen storage bottle 1, ensuring the safety and stability of the mounting structure and the hydrogen storage bottle 1, and ensuring the property and personal safety of the user.

[0046] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the spirit of the present invention.

Claims

1. A centralized hydrogen storage device for a hydrogen fuel cell, comprising a hydrogen storage bottle (1); characterized in that: The invention also comprises a support component (2), a mounting component (3), a fixing component (4), a connecting component (5), a cooling component (6), a monitoring component (7) and a control component (8); the hydrogen storage bottles (1) are arranged in a plurality of groups; the plurality of hydrogen storage bottles (1) are arranged above the support component (2); the mounting component (3) is arranged on one side of the hydrogen storage bottles (1); the fixing component (4) is arranged above the hydrogen storage bottles (1); the connecting component (5) is arranged on the top of the support component (2); the connecting component (5) is connected to the fixing component (4); the cooling component (6) is arranged outside the hydrogen storage bottles (1); the monitoring component (7) is arranged on one side of the mounting component (3); and the control component (8) is arranged on one side of the mounting component (3); the support component (2) comprises a support component (2); The invention relates to a plate (201), a connecting plate (202), a supporting pneumatic telescopic rod (203) and a supporting rod (204), wherein the supporting plate (201) is arranged in a plurality of groups, the connecting plate (202) is arranged in a plurality of groups, the connecting plate (202) is arranged on opposite side walls of the supporting plate (201), the plurality of groups of connecting plates (202) are fixedly connected by bolts, the supporting pneumatic telescopic rod (203) is arranged in a plurality of groups, one end of the supporting pneumatic telescopic rod (203) is fixedly connected to the top surface of the supporting plate (201), the supporting rod (204) is arranged in a plurality of groups, the other end of the supporting pneumatic telescopic rod (203) is fixedly connected to the supporting rod (204), and the hydrogen storage bottle (1) is arranged above the supporting rod (204); the mounting assembly (3) comprises a mounting plate (301) ), a limit rod (302) and an adjusting screw (303), the mounting plate (301) is arranged in a plurality of groups, the mounting plate (301) is arranged on one side of the hydrogen storage bottle (1), a mounting groove is provided on the mounting plate (301), the limit rod (302) is arranged in a plurality of groups, one end of the limit rod (302) is fixedly connected to the support plate (201), the other end of the limit rod (302) passes through the mounting plate (301), the limit rod (302) is slidably connected to the mounting plate (301), one end of the adjusting screw (303) is rotatably connected to the support plate (201), and the other end of the adjusting screw (303) is threadedly connected to the mounting plate (301); the fixing assembly (4) comprises a fixing plate (401), a fixed pneumatic telescopic rod (402) and a fixing rod (4 03), the fixing plate (401) is arranged in a plurality of groups, the fixing plate (401) is arranged above the hydrogen storage bottle (1), one end of the fixed pneumatic telescopic rod (402) is fixedly connected to the bottom surface of the fixing plate (401), the other end of the fixed pneumatic telescopic rod (402) is fixedly connected to the fixing rod (403), and the fixing rod (403) is in abutting connection with the hydrogen storage bottle (1); the monitoring component (7) includes a first pressure sensor (701) and a second pressure sensor (702), the pressure sensors are arranged in a plurality of groups, the first pressure sensor (701) is arranged inside the supporting pneumatic telescopic rod (203), the second pressure sensor (702) is arranged in a plurality of groups, and the second pressure sensor (702) is arranged inside the fixed pneumatic telescopic rod (402);The control assembly (8) comprises a control air pump (801), a support regulating pipeline (802), a fixed regulating pipeline (803) and a pressure relief valve (804). The control air pump (801) is arranged on one side of the mounting plate (301). The support regulating pipeline (802) is arranged in multiple groups. One end of the support regulating pipeline (802) is fixedly connected to the control air pump (801), and the other end of the support regulating pipeline (802) is connected to the support pneumatic telescopic rod (203). The fixed regulating pipeline (803) is arranged in multiple groups. One end of the fixed regulating pipeline (803) is connected to the control air pump (801), and the other end of the fixed regulating pipeline (803) is connected to the fixed pneumatic telescopic rod (402). The support regulating pipeline (802) and the fixed regulating pipeline (803) are both provided with control valves. The pressure relief valve (804) is arranged on the support regulating pipeline (802) and the fixed regulating pipeline (803). ; 2. The hydrogen centralized storage device for hydrogen fuel cells according to claim 1, characterized in that: The connecting assembly (5) comprises an adjusting motor (501), a driving shaft (502), a driving gear (503), a connecting screw (504), a connecting sleeve (505), a transmission shaft (506), a transmission gear (507) and a transmission structure (508); the adjusting motor (501) is arranged on the bottom surface of the fixing plate (401); the driving shaft (502) is arranged on the top surface of the fixing plate (401); one end of the driving shaft (502) is fixedly connected to the output end of the adjusting motor (501); the driving gear (503) is arranged on the driving shaft (502); the connecting screw (504) The plurality of transmission shafts (506) are arranged in groups, wherein a connecting screw (504) is arranged on the bottom surface of a fixed plate (401), a connecting sleeve (505) is arranged on the top surface of a support plate (201), the connecting screw (504) and the connecting sleeve (505) are threadedly connected, a transmission shaft (506) is arranged on the top surface of the fixed plate (401), the transmission shaft (506) is arranged in groups, one end of the transmission shaft (506) is fixedly connected to one end of the connecting screw (504), a transmission gear (507) is arranged on the outside of one of the plurality of transmission shafts (506), and the transmission gear (507) is meshed with a driving gear (503).

3. The centralized hydrogen storage device for hydrogen fuel cells according to claim 2, characterized in that: The transmission structure (508) comprises a transmission sprocket (5081) and a transmission chain (5082); the transmission sprocket (5081) is provided in multiple groups; the transmission sprocket (5081) is provided outside the transmission shaft (506); the transmission chain (5082) is provided in multiple groups; the transmission chain (5082) meshes with the transmission sprocket (5081); the transmission chain (5082) and the transmission sprocket (5081) connect the multiple groups of connecting screws (504) together.

4. The centralized hydrogen storage device for hydrogen fuel cells according to claim 3, characterized in that: The cooling component (6) comprises a first connecting annular pipe (601), a second connecting annular pipe (602) and a cooling pipe (603); the first connecting annular pipe (601) is arranged in multiple groups; the first connecting annular pipe (601) is arranged at one end of the hydrogen storage bottle (1); the first connecting annular pipe (601) is arranged as a hose structure; the second connecting annular pipe (602) is arranged in multiple groups; the second connecting annular pipe (602) is arranged at the other end of the hydrogen storage bottle (1); the second connecting annular pipe (602) is arranged as a hose structure; the cooling pipe (603) is arranged in multiple groups; one end of the cooling pipe (603) is connected to the first connecting annular pipe (601); the other end of the cooling pipe (603) is connected to the second connecting annular pipe (602); a pipe connection structure is arranged on the first connecting annular pipe (601); and a pipe connection structure is arranged on the second connecting annular pipe (602).

5. The storage method of the centralized hydrogen storage device for hydrogen fuel cells according to claim 4, characterized in that: The following steps are included: S11: selecting different numbers of support plates (201) according to the number of hydrogen storage bottles (1), and connecting and fixing the selected support plates (201) using connecting plates (202); S12: installing the first connecting annular pipe (601), the second connecting annular pipe (602) and the cooling pipe (603) outside the hydrogen storage bottle (1); S13: placing the hydrogen storage bottle (1) above the plurality of support rods (204), and applying pressure to the interior of the supporting pneumatic telescopic rods (203) by controlling the air pump (801), so that the pressure inside the supporting pneumatic telescopic rods (203) is equal and meets the requirements; S14: controlling the air pump (801) to pressurize the interior of the fixed pneumatic telescopic rod (402) so that the pressure inside the fixed pneumatic telescopic rod (402) meets the requirements; S15: controlling the regulating motor (501) to start, and adjusting the distance between the supporting plate (201) and the fixing plate (401) until the pressure in the plurality of fixed pneumatic telescopic rods (402) reaches a set value; S16: controlling the air pump (801) to continue to pressurize the interior of the supporting pneumatic telescopic rod (203) and the fixed pneumatic telescopic rod (402), so that the internal pressures of the supporting pneumatic telescopic rod (203) and the fixed pneumatic telescopic rod (402) all meet the requirements; S17: The data of the first pressure sensor (701) and the second pressure sensor (702) are monitored in real time. When the hydrogen storage bottle (1) encounters vibration, the pressure is released through the pressure relief valve (804) for buffering. After the buffering is completed, the air pump (801) is controlled to pressurize the supporting pneumatic telescopic rod (203) and the fixed pneumatic telescopic rod (402).

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