Hydrogen storage tank for hydrogen fuel cell

Abstract

The utility model discloses a hydrogen storage tank for a hydrogen fuel cell, which comprises a hydrogen storage tank body, three supporting legs are fixed at the bottom of the hydrogen storage tank body, and reinforcing mechanisms are arranged on the three supporting legs; each reinforcing mechanism comprises a disc connected to the outer surface of the corresponding supporting leg in a sliding mode, three vertical rods are fixed to the bottom of each disc, suction cups are movably connected to the bottom ends of the three vertical rods, a rod base is fixed to one side of each supporting leg, and a threaded rod is rotationally connected to the top of each rod base. According to the hydrogen storage tank for the hydrogen fuel cell, through the arrangement of the reinforcing mechanism, ascending and descending of the suction cups are achieved, the suction cups are adsorbed to the top of a compartment, so that the hydrogen storage tank body and a vehicle are installed more firmly, sliding between the supporting legs of the hydrogen storage tank and the compartment in the vehicle running process is avoided, and the transportation safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fuel storage devices, in particular to a hydrogen storage tank for a hydrogen fuel cell. Background Art

[0002] With the development of hydrogen fuel cell vehicles, hydrogen is seen as an important bridge between fossil energy and renewable energy. Hydrogen energy is recognized as a clean energy source because of its abundant reserves, wide sources, high energy density, recyclability, and zero emissions of greenhouse gases and pollutants.

[0003] Referring to the Chinese patent, Hydrogen Storage Tank for Hydrogen Fuel Cells (Announcement No.: CN214119663U, Announcement Date: 2021-09-03), this patent solves the problem that when the vehicle is traveling on different rugged roads, large vibrations occur, and the hydrogen storage tank vibrates accordingly, and even collides with the steel frame, resulting in increased instability of the hydrogen in the hydrogen storage tank, increasing the danger of the hydrogen storage tank. However, due to the lack of a reinforcement mechanism, the supporting legs of the hydrogen storage tank and the car body are prone to sliding due to inertia during vehicle driving, which is more dangerous when the vehicle speed is too fast. In this regard, we propose a hydrogen storage tank for hydrogen fuel cells to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a hydrogen storage tank for a hydrogen fuel cell, which solves the problem that the supporting legs of the hydrogen storage tank are prone to sliding between the vehicle compartment due to inertia during vehicle driving, which is dangerous when the vehicle speed is too fast.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a hydrogen storage tank for a hydrogen fuel cell, comprising a hydrogen storage tank body, three supporting legs are fixed at the bottom of the hydrogen storage tank body, and a reinforcement mechanism is arranged on the three supporting legs; the reinforcement mechanism comprises a disc slidably connected to the outer surface of the supporting leg, three vertical rods are fixed at the bottom of the disc, and the bottom ends of the three vertical rods are movably connected to suction cups, a rod seat is fixed on one side of the supporting leg, a threaded rod is rotatably connected to the top of the rod seat, the bottom end of the threaded rod passes through the rod seat and extends to the bottom of the rod seat, a rotating handle is fixed to the top of the threaded rod, a fixing tube is arranged at the bottom end of the threaded rod, the bottom end of the threaded rod passes through the fixing tube and extends to the inside of the fixing tube, the outer surface of the threaded rod is threadedly connected to the inner surface of the fixing tube, the bottom end of the fixing tube is fixed to the top of the disc, and a connecting mechanism is arranged between the three vertical rods and the suction cups.

[0006] Preferably, the connecting mechanism comprises connecting rods fixed on both sides of the vertical rod, and suction cup heads are fixed on the tops of the three suction cups.

[0007] Preferably, the bottom end of the vertical rod passes through the suction cup head and extends to the interior of the suction cup head, and the vertical rod is adapted to the size of the suction cup head.

[0008] Preferably, L-shaped grooves are formed through both sides of the suction cup head, and the bottoms of the two connecting rods pass through the L-shaped grooves and extend to the inside of the L-shaped grooves.

[0009] Preferably, the outer surfaces of the two connecting rods are slidably connected to the inner surface of the L-shaped groove, and the two connecting rods are adapted to the size of the L-shaped groove.

[0010] Preferably, the top of the hydrogen storage tank body is connected to a feed pipe, and a pipe cover is provided at the pipe mouth of the feed pipe.

[0011] Beneficial Effects

[0012] The utility model provides a hydrogen storage tank for a hydrogen fuel cell. Compared with the prior art, it has the following advantages:

[0013] Beneficial effects:

[0014] (1) The hydrogen storage tank for the hydrogen fuel cell realizes the raising and lowering of the suction cup by setting a reinforcement mechanism. By using the suction cup to adsorb on the top of the vehicle, the hydrogen storage tank body is installed more firmly on the vehicle, avoiding sliding between the supporting legs of the hydrogen storage tank and the vehicle during driving, thereby improving the safety of transportation.

[0015] (2) The hydrogen storage tank for the hydrogen fuel cell realizes the rapid disassembly and assembly of the suction cup through the setting of the connection mechanism, which is convenient for disassembly and assembly to replace the new suction cup. The operation is simple, the replacement efficiency of the suction cup is improved, and the practicality is very strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 A partial enlarged view of the middle A;

[0018] Figure 3 This is a diagram of the vertical rod and the suction cup of the utility model in a separated state.

[0019] In the figure: 1. Hydrogen storage tank body; 2. Support legs; 3. Reinforcement mechanism; 31. Disc; 32. Vertical rod; 33. Suction cup; 34. Rod seat; 35. Threaded rod; 36. Turning handle; 37. Fixed pipe; 4. Connecting mechanism; 41. Connecting rod; 42. Suction cup head; 43. L-shaped groove; 5. Feed pipe; 6. Pipe cover. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides two technical solutions: specifically including the following embodiments:

[0022] Example 1

[0023] See also Figure 1-2 A hydrogen storage tank for a hydrogen fuel cell comprises a hydrogen storage tank body 1, three supporting legs 2 are fixed at the bottom of the hydrogen storage tank body 1, the supporting legs 2 are used to support the hydrogen storage tank body 1, and a reinforcement mechanism 3 is arranged on the three supporting legs 2; the reinforcement mechanism 3 comprises a disc 31 slidably connected to the outer surface of the supporting leg 2, three vertical rods 32 are fixed at the bottom of the disc 31, and the bottom ends of the three vertical rods 32 are movably connected with suction cups 33, and the suction cups 33 can be adsorbed with the top of the vehicle compartment. The suction cups 33 adopt large-size suction cups, and the suction cups 33 are squeezed to discharge the air between the suction cups 33 and the compartment, and can be adsorbed with the top of the compartment after negative pressure is formed, and a rod seat 34 is fixed on one side of the supporting leg 2, and a threaded rod 35 is rotatably connected to the top of the rod seat 34, and the bottom end of the threaded rod 35 passes through the rod The seat 34 extends to the bottom of the rod seat 34, the threaded rod 35 can only rotate with the inner surface of the rod seat 34 and cannot slide. A rotating handle 36 is fixed to the top of the threaded rod 35, and a fixing tube 37 is provided at the bottom end of the threaded rod 35. The bottom end of the threaded rod 35 passes through the fixing tube 37 and extends to the inside of the fixing tube 37. The outer surface of the threaded rod 35 is threadedly connected to the inner surface of the fixing tube 37, and the bottom end of the fixing tube 37 is fixed to the top of the disc 31. The suction cup 33 is raised and lowered by the setting of the reinforcement mechanism 3. The suction cup 33 is adsorbed on the top of the car body, so that the hydrogen storage tank body 1 and the vehicle are installed more firmly, avoiding sliding between the support leg 2 of the hydrogen storage tank and the car body during the driving of the vehicle, and improving the safety of transportation.

[0024] The top of the hydrogen storage tank body 1 is connected to a feed pipe 5 , and a pipe cover 6 is provided at the pipe mouth of the feed pipe 5 .

[0025] Example 2

[0026] Based on Example 1, see Figure 3 As shown, a connecting mechanism 4 is provided between the three vertical rods 32 and the suction cup 33 .

[0027] The connecting mechanism 4 includes connecting rods 41 fixed on both sides of the vertical rod 32 , and suction cup heads 42 are fixed on the tops of the three suction cups 33 .

[0028] The bottom end of the vertical rod 32 passes through the suction cup head 42 and extends to the inside of the suction cup head 42 , and the vertical rod 32 is adapted to the size of the suction cup head 42 .

[0029] L-shaped grooves 43 are formed on both sides of the suction cup head 42. The bottoms of the two connecting rods 41 penetrate the L-shaped grooves 43 and extend into the inside of the L-shaped grooves 43. The connecting rods 41 can be rotated into the horizontal grooves of the L-shaped grooves 43 to prevent the connecting rods 41 from sliding up and down.

[0030] The outer surfaces of the two connecting rods 41 are slidably connected to the inner surfaces of the L-shaped grooves 43. The two connecting rods 41 are adapted to the size of the L-shaped grooves 43. Through the setting of the connecting mechanism, the suction cup can be quickly disassembled and replaced with a new one. The operation is simple, the replacement efficiency of the suction cup is improved, and the practicability is very strong.

[0031] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0032] During operation, first rotate the rotating handle 36 so that the rotating handle 36 drives the threaded rod 35 to rotate, and at the same time the threaded rod 35 drives the fixing tube 37 to move downward, and at the same time the fixing tube 37 drives the disc 31 to slide downward along the outer surface of the supporting leg 2, and at the same time the disc 31 drives the three vertical rods 32 to move downward, and at the same time the three vertical rods 32 drive the suction cup 33 to move downward, and finally the suction cup 33 is adsorbed on the top of the car body, and the upward movement of the suction cup 33 can be achieved by rotating the rotating handle 36 in the opposite direction, and by placing the suction cup 33 at the bottom of the vertical rod 32, the suction cup 33 is further moved upward so that the vertical rod 32 is inserted into the interior of the suction cup head 42, and at the same time the two connecting rods 41 slide downward along the inner surface of the L-shaped groove 43, and the suction cup 33 is further rotated counterclockwise so that the two connecting rods 41 are rotated into the horizontal groove of the L-shaped groove 43, thereby realizing the installation and connection of the suction cup 33.

[0033] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A hydrogen storage tank for a hydrogen fuel cell, comprising a hydrogen storage tank body (1), wherein three supporting legs (2) are fixed to the bottom of the hydrogen storage tank body (1), characterized in that: The three support legs (2) are provided with a reinforcement mechanism (3); The reinforcement mechanism (3) comprises a disk (31) slidably connected to the outer surface of the supporting leg (2); three vertical rods (32) are fixed at the bottom of the disk (31); the bottom ends of the three vertical rods (32) are movably connected to suction cups (33); a rod seat (34) is fixed on one side of the supporting leg (2); a threaded rod (35) is rotatably connected to the top of the rod seat (34); the bottom end of the threaded rod (35) passes through the rod seat (34) and extends to the bottom of the rod seat (34); a rotating handle (36) is fixed to the top of the threaded rod (35); a fixing tube (37) is provided at the bottom end of the threaded rod (35); the bottom end of the threaded rod (35) passes through the fixing tube (37) and extends to the inside of the fixing tube (37); the outer surface of the threaded rod (35) is threadedly connected to the inner surface of the fixing tube (37); and the bottom end of the fixing tube (37) is fixed to the top of the disk (31).

2. A hydrogen storage tank for a hydrogen fuel cell according to claim 1, characterized in that: A connecting mechanism (4) is provided between each of the three vertical rods (32) and the suction cup (33), wherein the connecting mechanism (4) comprises connecting rods (41) fixed on both sides of the vertical rod (32), and a suction cup head (42) is fixed on the top of each of the three suction cups (33).

3. A hydrogen storage tank for a hydrogen fuel cell according to claim 2, characterized in that: The bottom end of the vertical rod (32) passes through the suction cup head (42) and extends to the interior of the suction cup head (42), and the size of the vertical rod (32) is adapted to that of the suction cup head (42).

4. A hydrogen storage tank for a hydrogen fuel cell according to claim 2, characterized in that: L-shaped grooves (43) are formed through both sides of the suction cup head (42), and the bottoms of the two connecting rods (41) pass through the L-shaped grooves (43) and extend to the inside of the L-shaped grooves (43).

5. A hydrogen storage tank for a hydrogen fuel cell according to claim 2, characterized in that: The outer surfaces of the two connecting rods (41) are both slidably connected to the inner surface of the L-shaped groove (43), and the two connecting rods (41) are both adapted to the size of the L-shaped groove (43).

6. A hydrogen storage tank for a hydrogen fuel cell according to claim 1, characterized in that: The top of the hydrogen storage tank body (1) is connected to a feed pipe (5), and the mouth of the feed pipe (5) is provided with a pipe cover (6).

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