CN117108919A - A solid-state high-pressure hybrid hydrogen storage device - Google Patents

Abstract

The invention provides a solid-state high-pressure hybrid hydrogen storage device, which relates to the technical field of hydrogen storage devices and includes a hydrogen storage tank. A cooling mechanism is fixedly installed inside the hydrogen storage tank, and the hydrogen storage tank is divided into two , the center of the cooling mechanism is provided with a heat pipe, the center of the hydrogen storage tank is provided with a protruding block, and several automatic clamping mechanisms are fixedly installed on the outer surface of the protruding block. Both sides of the hydrogen storage tank are There are two protruding tubes at both ends. By putting the two hydrogen storage device cylinders together during use, several automatic clamping mechanisms are locked on the two protruding blocks at different positions, thereby Clamp it, and while merging, the sealing ring will cooperate with the sealing groove for further sealing. At the same time, the device consists of two parts, which facilitates maintenance and can replace the hydrogen storage alloy inside, reducing economical loss.

Description

A solid-state high-pressure hybrid hydrogen storage device

Technical field

The invention relates to the technical field of hydrogen storage devices, specifically a solid-state high-pressure hybrid hydrogen storage device.

Background technique

Hydrogen energy has become the ultimate solution to the future human energy crisis. It is also a promising way for mankind to solve the environmental problems currently faced. As a new energy source, hydrogen has unparalleled advantages. However, from the production of hydrogen to the specific The storage and transportation of hydrogen are an essential part of the application. Among the solutions to the two major crises that human beings are facing at the beginning of the 21st century: climate change and increasing tension with traditional petrochemical energy, hydrogen energy is the best solution, but the problem of hydrogen storage must be overcome. Currently, hydrogen storage and transportation technologies are generally divided into three types. Types: high-pressure gaseous hydrogen storage, metal hydride hydrogen storage, low-temperature liquid hydrogen storage. High-pressure gaseous hydrogen storage refers to the storage of gaseous hydrogen through high-pressure compression above the critical temperature of hydrogen. Gas tanks are usually used as containers, which is simple and easy to implement. The advantages are low storage energy consumption, low cost, fast charging and deflating speed, and hydrogen can be released at normal temperature.

However, the existing hydrogen storage device cylinder is made of two parts connected. Leakage points are easily formed in the welding or connection parts, which are relatively weak parts. These weak parts often become safety hazards during storage and transportation. Therefore, we To improve this, a solid-state high-pressure hybrid hydrogen storage device is proposed.

Contents of the invention

In view of the shortcomings of the existing technology, the present invention provides a solid-state high-pressure hybrid hydrogen storage device, which solves the problem that the cylinder of the existing hydrogen storage device is made of two parts connected, and leakage points are easily formed at the welding or connecting parts, which is a problem. Weak parts often become safety hazards during storage and transportation.

In order to achieve the above objectives, the present invention is realized through the following technical solutions: a solid-state high-pressure hybrid hydrogen storage device, including a hydrogen storage tank, a cooling mechanism is fixedly installed inside the hydrogen storage tank, and the hydrogen storage tank Divided into two, the cooling mechanism is provided with a heat pipe in the center, the hydrogen storage tank is provided with a protruding block in the center, and several automatic clamping mechanisms are fixedly installed on the outer surface of the protruding block. Two protruding tubes are provided at both ends of the tank body. One side of the protruding block is provided with a sealing groove, and the other side of the protruding block is provided with a sealing ring.

Preferably, the cooling mechanism includes heat sinks and valves;

The heat sink is fixedly installed on the outer surface of the heat pipe, and one end of the valve is fixedly installed inside one end of the protruding pipe.

Preferably, several heat dissipation holes are provided inside the heat sink, and several water delivery pipes are fixedly installed inside the heat sink. Both ends of the water delivery pipes extend to the interior of the two protruding pipes respectively.

Preferably, a hydrogen discharge pipe is fixedly installed at one end of the heat transfer pipe, a suspension ball is movably installed at one end of the hydrogen discharge pipe, a return spring is fixedly installed at one end of the suspension ball, and the other end of the return spring is fixed Install inside one end of the hydrogen exhaust pipe.

Preferably, a circular limiter is fixedly installed on the outer surface of the other end of the heat transfer tube, one side of the circular limiter is close to the inside of one end of the hydrogen storage tank, and the heat transfer tube is close to the circular limiter. A flange is fixedly installed at one end of the bit block, and the flange is fixedly installed on the outer surface of one end of the hydrogen storage tank through bolts. The heat transfer pipe is fixedly installed with several heating electrodes at one end close to the flange. There are several through holes inside.

Preferably, the automatic clamping mechanism includes a semicircular fixed block and a semicircular movable block;

The semicircular fixed block is closely attached to one side surface of the protruding block, and the semicircular movable block is movably attached to the other side surface of the protruding block.

Preferably, the outer surface of the semicircular fixed block is fixedly installed on one end of the protective shell, the motor fixing seat is fixedly installed on the surface of one end of the protective shell, and the hydraulic rod is fixedly installed on the upper surface of the motor fixing seat, so An elliptical connecting block is fixedly installed on the output shaft of the hydraulic rod, and a movable column is fixedly installed at both ends of one side of the elliptical connecting block.

Preferably, one end of the two movable columns away from the oval connection block is movable through an oval fixed block and fixedly installed with a rectangular baffle. The oval fixed block is fixedly installed on one side surface of the protective shell. The rectangular baffle A rectangular movable plate is fixedly installed on one end side of the plate. One side surface of the rectangular movable plate has first teeth, and the first teeth mesh with the second straight gear.

Preferably, a connecting rod is fixedly installed at the center of the second spur gear, and a first spur gear is fixedly installed at both ends of the connecting rod. Each of the first spur gears meshes with a plurality of second teeth. , the second teeth are fixedly installed on one side surface of the semicircular movable column, a circular movable block is fixedly installed on one end of the semicircular movable column, and the circular movable block moves through the guide tube, so The guide tube is fixedly installed on the lower surface of one side of the protective shell.

Preferably, a connecting column is fixedly installed at one end of the circular movable block away from the semicircular movable column, and a semicircular movable block is fixedly installed at one end of the connecting column away from the circular movable block. The semicircular fixed block A number of anti-slip strips are provided on one side of the semicircular movable block.

The invention provides a solid-state high-pressure hybrid hydrogen storage device. It has the following beneficial effects:

First, the two hydrogen storage device cylinders are brought together during use. At this time, several automatic clamping mechanisms are clamped on the two protruding blocks at different positions to clamp them. After merging, At the same time, the sealing ring will cooperate with the sealing groove for further sealing. At the same time, the device consists of two parts, which facilitates maintenance and can replace the hydrogen storage alloy inside, reducing economic losses;

When the automatic clamping mechanism is in use, it first activates the hydraulic rod. At this time, the hydraulic rod will cooperate with the oval connecting block to drive the two movable columns to move, and the movable column will cooperate with the rectangular movable plate and the first tooth to drive the second spur gear. rotation. At this time, the second spur gear will cooperate with the connecting rod to drive a first spur gear to rotate. At this time, the first spur gear will cooperate with the second teeth to drive the circular movable block to move up and down. At this time, the circular movable block will Cooperate with the connecting column to drive the semi-circular movable block to move and clamp it on one side of the protruding block, while the semi-circular fixed block will be clamped on the other side to prevent leakage during use and avoid welding during transportation. safety hazards caused;

The heating electrode set at one end of the heat pipe can convert electrical energy into heat energy, and at the same time, it is transmitted to the inside of the hydrogen storage tank by the heat pipe. The suspension ball set inside the hydrogen discharge pipe fixedly installed at one end of the heat pipe can cooperate with the return spring to temporarily The outlet is closed, and after a certain amount of hydrogen is stored in the hydrogen storage tank, the hydrogen will push the suspended ball to discharge a certain amount of hydrogen, which will inevitably cause losses and prevent excessive hydrogen inside from causing equipment damage;

The heat sink in the cooling mechanism is set inside the hydrogen storage tank, and several delivery water pipes are installed inside the heat sink. After the valve is opened, cold or warm water can be input into the interior of the delivery water pipe. At the same time, the heat is introduced by the heat sink. It is transported to the water pipe and then taken away by the water source to ensure rapid cooling.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the front side of the present invention;

Figure 2 is a schematic structural diagram of the back side in the present invention;

Figure 3 is a side structural schematic diagram of the present invention;

Figure 4 is a schematic structural diagram of the section A-A in Figure 3 in the present invention;

Figure 5 is a schematic structural diagram of the front side of the automatic clamping mechanism in the present invention;

Figure 6 is a schematic structural diagram of the automatic clamping mechanism in the present invention, viewed from above;

Figure 7 is a schematic structural view from above of the automatic clamping mechanism in the present invention;

Figure 8 is a schematic structural diagram of the front of the hydrogen storage tank in the present invention;

Figure 9 is a schematic structural diagram of the side of the hydrogen storage tank in the present invention;

Figure 10 is a schematic structural diagram of the section B-B in Figure 9 in the present invention.

In the figure, 1. Automatic clamping mechanism; 101. First straight gear; 102. First tooth; 103. Protective shell; 104. Rectangular baffle; 105. Rectangular movable plate; 106. Semicircular movable column; 107 , second tooth; 108, second spur gear; 109, connecting rod; 110, semicircular fixed block; 111, semicircular movable block; 112, anti-slip strip; 113, guide tube; 114, circular movable block ; 115. Connecting column; 116. Movable column; 117. Hydraulic rod; 118. Oval connecting block; 119. Oval fixed block; 120. Motor fixed seat; 2. Protruding block; 3. Hydrogen storage tank; 4. Protruding tube; 5. Seal ring; 6. Sealing groove; 7. Cooling mechanism; 701. Heat sink; 702. Water delivery pipe; 703. Valve; 704. Heat dissipation hole; 8. Hydrogen discharge pipe; 9. Return spring; 10. Suspension ball; 11. Circular limit block; 12. Heat pipe; 13. Flange; 14. Heating electrode.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Example:

As shown in Figures 1 to 4, an embodiment of the present invention provides a solid-state high-pressure hybrid hydrogen storage device, which includes a hydrogen storage tank 3. A cooling mechanism 7 is fixedly installed inside the hydrogen storage tank 3. The hydrogen tank 3 is divided into two. The cooling mechanism 7 is provided with a heat pipe 12 in the center. The hydrogen storage tank 3 is provided with a protruding block 2 in the center. Several protruding blocks 2 are fixedly installed on the outer surface. Automatic clamping mechanism 1, two protruding tubes 4 are provided at both ends of the hydrogen storage tank 3, one side of the protruding block 2 is provided with a sealing groove 6, and one side of the other protruding block 2 is provided with a sealing groove 6. A sealing ring 5 is installed on the side, and the cooling mechanism 7 includes a heat sink 701 and a valve 703;

As shown in Figures 8 to 10, the heat sink 701 is fixedly installed on the outer surface of the heat pipe 12, one end of the valve 703 is fixedly installed inside one end of the protruding tube 4, and the heat sink 701 is provided with a Several heat dissipation holes 704, and a plurality of water delivery pipes 702 are fixedly installed inside the heat sink 701. Both ends of the water delivery pipe 702 extend to the inside of the two protruding tubes 4 respectively, and pass through the heat sink 701 in the cooling mechanism 7. It is arranged inside the hydrogen storage tank 3, and several delivery water pipes 702 are installed inside the heat sink 701. After opening the valve 703, cold water or warm water can be input into the inside of the delivery water pipe 702, and at the same time, the heat is introduced and transported by the heat sink 701. Water pipe 702 is then taken away by the water source to ensure rapid cooling.

As shown in Figure 10, a hydrogen discharge pipe 8 is fixedly installed at one end of the heat transfer pipe 12, a suspension ball 10 is movably installed at one end of the hydrogen discharge pipe 8, and a return spring 9 is fixedly installed at one end of the suspension ball 10. , the other end of the return spring 9 is fixedly installed inside one end of the hydrogen discharge pipe 8, a circular limiter 11 is fixedly installed on the outer surface of the other end of the heat transfer pipe 12, and one end of the circular limiter 11 The heat pipe 12 is close to one end of the hydrogen storage tank 3, and a flange 13 is fixedly installed on one end of the heat pipe 12 close to the circular limit block 11. The flange 13 is fixedly installed on the hydrogen storage tank 3 by bolts. On the outer surface of one end, one end of the heat transfer tube 12 close to the flange 13 is fixedly installed with several heating electrodes 14. There are several through holes inside the heat transfer tube 12. The heating electrodes 14 provided at one end of the heat transfer tube 12 can be used to heat the heat transfer tube 12. The electrical energy is converted into thermal energy and is simultaneously transmitted to the inside of the hydrogen storage tank 3 by the heat pipe 12. The suspension ball 10 provided inside the hydrogen discharge pipe 8 fixedly installed at one end of the heat pipe 12 cooperates with the return spring 9 to temporarily close the outlet. After a certain amount of hydrogen is stored in the hydrogen storage tank 3, the hydrogen will push the suspension ball 10 to discharge a certain amount of hydrogen, which will inevitably cause losses and prevent excessive hydrogen inside from causing damage to the equipment.

As shown in Figures 5 to 7, the automatic clamping mechanism 1 includes a semicircular fixed block 110 and a semicircular movable block 111;

The semicircular fixed block 110 is closely attached to one side surface of the protruding block 2, the semicircular movable block 111 is movablely attached to the other side surface of the protruding block 2, and the outer surface of the semicircular fixed block 110 Fixedly installed on one end of the protective shell 103, a motor holder 120 is fixedly installed on the surface of one end of the protective casing 103, a hydraulic rod 117 is fixedly installed on the upper surface of the motor holder 120, and the output shaft of the hydraulic rod 117 An oval connecting block 118 is fixedly installed. A movable column 116 is fixedly installed on one side and both ends of the oval connecting block 118. The two movable columns 116 move through the oval at one end away from the oval connecting block 118. A rectangular baffle 104 is fixedly installed on the fixed block 119. The oval fixed block 119 is fixedly installed on one side surface of the protective shell 103. A rectangular movable plate 105 is fixedly installed on one end side of the rectangular baffle 104. The rectangular movable plate 105 is fixedly installed on the fixed block 119. There are first teeth 102 on one side surface of the plate 105. The first teeth 102 mesh with the second spur gear 108. A connecting rod 109 is fixedly installed in the center of the second spur gear 108. Both ends of the connecting rod 109 Each first spur gear 101 is fixedly installed, and each first spur gear 101 meshes with a plurality of second teeth 107. The second teeth 107 are fixedly installed on one side surface of the semicircular movable column 106. , one end of the semicircular movable column 106 is fixedly installed with a circular movable block 114, the circular movable block 114 moves through the guide tube 113, the guide tube 113 is fixedly installed on one side of the lower surface of the protective shell 103 , the circular movable block 114 is fixedly installed with a connecting column 115 at one end away from the semicircular movable column 106, and the semicircular movable block 111 is fixedly installed at the end of the connecting column 115 away from the circular movable block 114. Several anti-slip strips 112 are provided on one side surface of the circular fixed block 110 and the semicircular movable block 111. When using the automatic clamping mechanism 1, the hydraulic rod 117 is first activated. At this time, the hydraulic rod 117 will cooperate with the oval connection. The block 118 drives the two movable columns 116 to move, and the movable column 116 cooperates with the rectangular movable plate 105 and the first tooth 102 to drive the second spur gear 108 to rotate. At this time, the second spur gear 108 cooperates with the connecting rod 109 to drive respectively. A first spur gear 101 rotates. At this time, the first spur gear 101 will cooperate with the second teeth 107 to drive the circular movable block 114 to move up and down. At this time, the circular movable block 114 will cooperate with the connecting column 115 to drive the semicircular movement. The block 111 moves and is clamped on one side of the protruding block 2, while the semicircular fixed block 110 is clamped on the other side to prevent leakage points during use and avoid safety hazards caused by welding during transportation.

working principle:

First, the two hydrogen storage device cylinders are put together during use. At this time, several automatic clamping mechanisms 1 are respectively locked on the two protruding blocks 2 at different positions, thereby clamping them. While merging, the sealing ring 5 will cooperate with the sealing groove 6 for further sealing. At the same time, the device consists of two parts, which facilitates maintenance and can replace the hydrogen storage alloy inside, reducing economic losses;

When the automatic clamping mechanism 1 is in use, the hydraulic rod 117 is first activated. At this time, the hydraulic rod 117 will cooperate with the oval connecting block 118 to drive the two movable columns 116 to move, and the movable column 116 will cooperate with the rectangular movable plate 105 and the first tooth. The teeth 102 drive the second spur gear 108 to rotate. At this time, the second spur gear 108 will cooperate with the connecting rod 109 to drive a first spur gear 101 to rotate. At this time, the first spur gear 101 will cooperate with the second teeth 107 to drive the circle. The circular movable block 114 moves up and down. At this time, the circular movable block 114 will cooperate with the connecting column 115 to drive the semicircular movable block 111 to move, thereby being clamped on one side of the protruding block 2, while the semicircular fixed block 110 will be clamped. Tightly tighten on the other side to prevent leaks during use and avoid safety hazards caused by welding during transportation;

The heating electrode 14 provided at one end of the heat conduction pipe 12 can convert electrical energy into thermal energy, and at the same time, the heat conduction pipe 12 transmits it to the inside of the hydrogen storage tank 3, and the suspended ball 10 provided inside the hydrogen discharge pipe 8 fixedly installed at one end of the heat conduction pipe 12 Cooperating with the return spring 9, the outlet can be temporarily closed. After a certain amount of hydrogen is stored in the hydrogen storage tank 3, the hydrogen will push the suspension ball 10 to discharge a certain amount of hydrogen, which will inevitably cause losses and prevent the internal hydrogen from overflowing. Too many, resulting in equipment damage;

The heat sink 701 in the cooling mechanism 7 is arranged inside the hydrogen storage tank 3, and several water delivery pipes 702 are installed inside the heat sink 701 to input cold or warm water into the inside of the water delivery pipe 702 after opening the valve 703. The heat is introduced into the water delivery pipe 702 by the heat sink 701, and then taken away by the water source to ensure rapid cooling.

Obviously, the above-mentioned embodiments of the present invention are only examples to clearly illustrate the present invention, and are not intended to limit the implementation of the present invention. For those of ordinary skill in the art, based on the above description, they can also make There are other different forms of changes or modifications, and it is impossible to exhaustively enumerate all the embodiments here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims (10)

1. The utility model provides a solid-state high pressure mixes hydrogen storage device, includes hydrogen storage jar body (3), its characterized in that: the hydrogen storage tank comprises a hydrogen storage tank body (3), wherein a cooling mechanism (7) is fixedly arranged in the hydrogen storage tank body (3), the hydrogen storage tank body (3) is divided into two parts, a heat conduction pipe (12) is arranged in the center of the cooling mechanism (7), a protruding block (2) is arranged in the center of the hydrogen storage tank body (3), a plurality of automatic clamping mechanisms (1) are fixedly arranged on the outer surface of the protruding block (2), two protruding pipes (4) are arranged at the two ends of the hydrogen storage tank body (3), one part of the protruding blocks (2) is provided with a sealing groove (6), and the other part of the protruding blocks (2) is provided with a sealing ring (5).

2. The solid state high pressure hybrid hydrogen storage device of claim 1, wherein: the cooling mechanism (7) comprises a cooling fin (701) and a valve (703);

the heat sink (701) is fixedly arranged on the outer surface of the heat conduction pipe (12), and one end of the valve (703) is fixedly arranged inside one end of the protruding pipe (4).

3. A solid state high pressure hybrid hydrogen storage device as claimed in claim 2, wherein: the inside of fin (701) has offered a plurality of louvre (704), the inside fixed mounting of fin (701) has a plurality of transportation water pipe (702), the both ends of transportation water pipe (702) extend to the inside of two protruding pipe (4) respectively.

4. The solid state high pressure hybrid hydrogen storage device of claim 1, wherein: one end fixed mounting of heat pipe (12) has hydrogen discharge pipe (8), inside one end movable mounting of hydrogen discharge pipe (8) has suspension ball (10), one end fixed mounting of suspension ball (10) has reset spring (9), the other end fixed mounting of reset spring (9) is inside the one end of hydrogen discharge pipe (8).

5. The solid state high pressure hybrid hydrogen storage device of claim 1, wherein: the hydrogen storage tank is characterized in that a circular limiting block (11) is fixedly arranged on the outer surface of the other end of the heat conducting pipe (12), one side of the circular limiting block (11) is tightly attached to the inside of one end of the hydrogen storage tank body (3), a flange (13) is fixedly arranged at one end, close to the circular limiting block (11), of the heat conducting pipe (12), the flange (13) is fixedly arranged on the outer surface of one end of the hydrogen storage tank body (3) through bolts, a plurality of heating poles (14) are fixedly arranged at one end, close to the flange (13), of the heat conducting pipe (12), and a plurality of through holes are formed in the heat conducting pipe (12).

6. The solid state high pressure hybrid hydrogen storage device of claim 1, wherein: the automatic clamping mechanism (1) comprises a semicircular fixed block (110) and a semicircular movable block (111);

the semicircular fixed block (110) is tightly attached to one side surface of the protruding block (2), and the semicircular movable block (111) is movably attached to the other side surface of the protruding block (2).

7. The solid state high pressure hybrid hydrogen storage device of claim 6, wherein: the outer surface fixed mounting of semi-circular fixed block (110) is in the one end of protecting sheathing (103), one end surface fixed mounting of protecting sheathing (103) has motor fixing base (120), the last surface fixed mounting of motor fixing base (120) has hydraulic stem (117), fixed mounting has oval connecting block (118) on the output shaft of hydraulic stem (117), one side both ends of oval connecting block (118) all fixed mounting has a movable column (116).

8. The solid state high pressure hybrid hydrogen storage device of claim 7, wherein: two the one end activity that oval connecting block (118) was kept away from to movable column (116) is passed oval fixed block (119) fixed mounting and is had rectangle baffle (104), oval fixed block (119) fixed mounting is in one side surface of protecting sheathing (103), one end side fixed mounting of rectangle baffle (104) has rectangle fly leaf (105), first tooth (102) of one side surface of rectangle fly leaf (105), first tooth (102) meshing second spur gear (108).

9. The solid state high pressure hybrid hydrogen storage device of claim 8, wherein: the center fixed mounting of second spur gear (108) has connecting rod (109), the both ends of connecting rod (109) are all fixed mounting have a first spur gear (101), every first spur gear (101) all mesh a plurality of second tooth (107), second tooth (107) fixed mounting is at one side surface of semi-circular movable column (106), one end fixed mounting of semi-circular movable column (106) has circular movable block (114), circular movable block (114) movable pass stand pipe (113), stand pipe (113) fixed mounting is at one side lower surface of protective housing (103).

10. The solid state high pressure hybrid hydrogen storage device of claim 9, wherein: the connecting column (115) is fixedly arranged at one end, far away from the semicircular movable block (106), of the circular movable block (114), the semicircular movable block (111) is fixedly arranged at one end, far away from the circular movable block (114), of the connecting column (115), and a plurality of anti-slip strips (112) are arranged on the surfaces of one sides of the semicircular fixed block (110) and the semicircular movable block (111).