Hydrogen energy automobile hydrogen storage device

Abstract

The utility model discloses a hydrogen energy automobile hydrogen storage device which relates to the technical field of hydrogen storage and comprises a storage box, two partition plates are evenly distributed at the rear end of the inner wall of the storage box, and the two partition plates are both fixedly connected with the rear end of the inner wall of the storage box. Three storage units distributed left and right are arranged between the two partition plates and the inner wall of the storage box, clamping mechanisms are arranged in the three storage units correspondingly, and each clamping mechanism comprises a first sliding rail, a connecting block, a second sliding rail, a sliding rod, two threaded rods, two first gears, two second gears and two clamping pieces with rubber. The connecting block is fixedly connected to the position, close to the middle, of the inner wall of the first sliding rail, and the two threaded rods are rotationally connected to the left side and the right side of the connecting block correspondingly. The hydrogen tank in storage is fixed by arranging the clamping mechanism and the positioning ring with rubber, shaking of the hydrogen tank in the storage tank is reduced, toppling and bumping of the hydrogen tank are avoided, and the storage safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen storage, in particular to a hydrogen storage device for a hydrogen energy vehicle. Background Art

[0002] Hydrogen-powered vehicles generate mechanical energy from hydrogen by burning the hydrogen in an internal combustion engine or by reacting the hydrogen with oxygen in a hydrogen fuel cell that runs an electric motor. Regardless of whether a hydrogen-powered vehicle generates energy through combustion or employing a fuel cell, the hydrogen must be stored in a tank.

[0003] However, hydrogen storage tanks are often stacked together in large quantities during storage, lacking fixing devices, and are prone to tipping over and bumping, which may cause damage and leakage of the hydrogen storage tanks. In addition, when hydrogen leaks accidentally, existing hydrogen storage devices find it difficult to handle the leaked hydrogen. Utility Model Content

[0004] The purpose of the utility model is to provide a hydrogen storage device for a hydrogen energy vehicle to solve at least any one of the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydrogen storage device for a hydrogen energy vehicle, comprising a storage box, two partitions are evenly distributed at the rear end of the inner wall of the storage box, the two partitions are fixedly connected to the rear end of the inner wall of the storage box, three storage units distributed left and right are arranged between the two partitions and the inner wall of the storage box, and a clamping mechanism is arranged in each of the three storage units;

[0006] The three clamping mechanisms all include a first slide rail, a connecting block, a second slide rail, a sliding rod, two threaded rods, two first gears, two second gears, and two rubber clamping members. The connecting block is fixedly connected to the middle of the inner wall of the first slide rail, the two threaded rods are rotatably connected to the left and right sides of the connecting block respectively, the two first gears are detachably connected to the opposite ends of the two threaded rods respectively, the two second gears are respectively meshed with the two first gears, the two rubber clamping members are both provided with threaded holes on the front sides, the two threaded rods are respectively arranged in the two threaded holes, the two rubber clamping members are respectively threadedly connected to the two threaded rods, the two rubber clamping members are both provided with sliding holes on the rear sides, the sliding rod is arranged in the two sliding holes, the two rubber clamping members can slide on the sliding rod, and the second slide rails are arranged at the left and right ends of the sliding rod.

[0007] Preferably, a box cover is hinged on the top of the storage box, and three hydrogen alarms are evenly distributed on the top of the box cover. The three hydrogen alarms are detachably connected to the box cover, and the three hydrogen alarms are arranged on the tops of the three storage units.

[0008] Preferably, two adjacent rubber clamping members are symmetrically distributed left and right;

[0009] The two ends of the three slide bars are detachably connected to the left and right sides of the inner walls of the three second slide rails.

[0010] Preferably, three rubber positioning rings are evenly distributed on the bottom of the storage box, and the three rubber positioning rings are detachably connected to the bottom of the storage box;

[0011] The three rubber positioning rings are respectively arranged in the three storage units.

[0012] Preferably, the six second gears are evenly distributed on the left and right sides of the three storage units, two of which are detachably connected to the left and right sides of the inner wall of the storage box, and the remaining four second gears are detachably connected to the left and right sides of the two partitions.

[0013] Preferably, the three second slide rails are respectively arranged in the front of the three storage units, and the three second slide rails are detachably connected to the storage box and the left and right sides of the two partitions in the front.

[0014] Preferably, a gap is provided between the front ends of the two partitions and the front end of the inner wall of the storage box; a mounting hole is provided at the front end of the storage box, a negative pressure fan is provided in the mounting hole, and the negative pressure fan is detachably connected to the storage box.

[0015] The beneficial effects of the utility model are as follows:

[0016] 1. In the utility model, the hydrogen tank in storage is fixed by providing a clamping mechanism and a rubber positioning ring, thereby reducing the shaking of the hydrogen tank in the storage tank, avoiding its tipping and collision, and improving the safety of storage.

[0017] 2. In the present invention, a hydrogen alarm and a negative pressure fan are provided to detect hydrogen leakage in the storage box, and the hydrogen is extracted by the negative pressure fan, and the temperature in the storage box is lowered. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the three-dimensional structure of the clamping mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the negative pressure fan of the utility model;

[0021] Figure 4It is a schematic diagram of a partial three-dimensional structure of a storage unit of the utility model.

[0022] In the figure: 1. storage box; 2. negative pressure fan; 3. box cover; 4. partition; 5. storage unit; 6. hydrogen alarm; 7. first slide rail; 8. connecting block; 9. threaded rod; 10. first gear; 11. second gear; 12. rubber clamp; 13. second slide rail; 14. slide rod; 15. rubber positioning ring. DETAILED DESCRIPTION

[0023] 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.

[0024] The utility model provides Figure 1-4 A hydrogen storage device for a hydrogen energy vehicle shown in the figure comprises a storage box 1, two partitions 4 are evenly distributed on the rear end of the inner wall of the storage box 1, the two partitions 4 are fixedly connected to the rear end of the inner wall of the storage box 1, three storage units 5 distributed left and right are arranged between the two partitions 4 and the inner wall of the storage box 1, and a clamping mechanism is arranged in each of the three storage units 5. The three storage units 5 are respectively the spaces between the two storage boxes 1 and the partitions 4 and between the partitions 4, and are respectively used to store three individual hydrogen tanks to avoid collision between the hydrogen tanks.

[0025] The three clamping mechanisms include a first slide rail 7, a connecting block 8, a second slide rail 13, a sliding rod 14, two threaded rods 9, two first gears 10, two second gears 11, and two rubber clamping members 12. The connecting block 8 is fixedly connected to the middle of the inner wall of the first slide rail 7. The two threaded rods 9 are rotatably connected to the left and right sides of the connecting block 8 respectively. The two first gears 10 are detachably connected to the opposite ends of the two threaded rods 9 respectively. The two second gears 11 are respectively meshed with the two first gears 10. The two rubber clamping members 12 are provided with threaded holes on the front sides. The two threaded rods 9 are respectively arranged in the two threaded holes. The two rubber clamping members 12 are respectively threadedly connected to the two threaded rods 9. The two rubber clamping members 12 are provided with sliding holes on the rear sides. The sliding rod 14 is arranged in the two sliding holes. The two rubber clamping members 12 can slide on the sliding rod 14. Two slide rails 13 are arranged on the left and right ends of the slide rod 14, and the two adjacent rubber clamping parts 12 are symmetrically distributed on the left and right sides. The two ends of the three slide rods 14 are detachably connected to the left and right sides of the inner walls of the three second slide rails 13 respectively. Three rubber positioning rings 15 are evenly distributed on the bottom of the storage box 1. The three rubber positioning rings 15 can be detachably connected to the bottom of the storage box 1. The three rubber positioning rings 15 are respectively arranged in the three storage units 5. Six second gears 11 are evenly distributed on the left and right sides of the three storage units 5, among which two second gears 11 are detachably connected to the left and right sides of the inner wall of the storage box 1 respectively, and the remaining four second gears 11 are detachably connected to the left and right sides of the two partitions 4 respectively. The three second slide rails 13 are respectively arranged in the front of the three storage units 5, and the three second slide rails 13 are all detachably connected to the left and right sides of the storage box 1 and the two partitions 4 at the front. Put the hydrogen tank between the two rubber clamps 12, and put the bottom of the hydrogen tank in the rubber positioning ring 15. There are two second gears 11 in the storage unit 5. The second gear 11 is transmitted to the first gear 10. The first gear 10 drives the threaded rod 9 to rotate. The rubber clamp 12 moves left and right through the threaded transmission with the threaded rod 9 and the limitation of the first slide rail 7, the slide rod 14 and the second slide rail 13. The two rubber clamps 12 move relative to each other to clamp the middle of the hydrogen tank to prevent it from shaking.

[0026] A box cover 3 is hinged on the top of the storage box 1. Three hydrogen alarms 6 are evenly distributed on the top of the box cover 3. The three hydrogen alarms 6 are all detachably connected to the box cover 3. The three hydrogen alarms 6 are all set on the tops of the three storage units 5. A gap is set between the front ends of the two partitions 4 and the front end of the inner wall of the storage box 1. A mounting hole is opened at the front end of the storage box 1. A negative pressure fan 2 is set in the mounting hole. The negative pressure fan 2 is detachably connected to the storage box 1. The hydrogen alarm 6 is a monitor that can display the concentration and issue an alarm when the concentration is too high. The internal structure and working principle of the negative pressure fan 2 are the same as the existing technology. Each hydrogen alarm 6 focuses on monitoring the storage unit 5 below it. The individual hydrogen tank that has leaked can be distinguished by the concentration value. When the hydrogen alarm 6 issues an alarm, the negative pressure fan 2 is operated to quickly extract the gas in the storage box 1, emit the hydrogen and cool down the box.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hydrogen storage device for a hydrogen energy vehicle, characterized in that: It comprises a storage box (1), wherein two partitions (4) are evenly distributed on the rear end of the inner wall of the storage box (1), and the two partitions (4) are fixedly connected to the rear end of the inner wall of the storage box (1), and three storage units (5) distributed on the left and right are arranged between the two partitions (4) and the inner wall of the storage box (1), and the three storage units (5) are each provided with a clamping mechanism; The three clamping mechanisms each comprise a first slide rail (7), a connecting block (8), a second slide rail (13), a slide rod (14), two threaded rods (9), two first gears (10), two second gears (11), and two rubber clamping members (12); the connecting block (8) is fixedly connected to the middle of the inner wall of the first slide rail (7); the two threaded rods (9) are rotatably connected to the left and right sides of the connecting block (8); the two first gears (10) are detachably connected to the opposite ends of the two threaded rods (9); the two second gears (11) are respectively connected to the two The first gears (10) are meshed with each other, the two rubber clamping parts (12) are provided with threaded holes at the front sides, the two threaded rods (9) are respectively arranged in the two threaded holes, the two rubber clamping parts (12) are respectively threadedly connected with the two threaded rods (9), the two rubber clamping parts (12) are provided with sliding holes at the rear sides, the sliding rod (14) is arranged in the two sliding holes, the two rubber clamping parts (12) can slide on the sliding rod (14), and the second sliding rail (13) is arranged at the left and right ends of the sliding rod (14).

2. A hydrogen storage device for a hydrogen energy vehicle according to claim 1, characterized in that: The storage box (1) is hinged with a box cover (3) on the top, and three hydrogen alarms (6) are evenly distributed on the top of the box cover (3). The three hydrogen alarms (6) are all detachably connected to the box cover (3), and the three hydrogen alarms (6) are all arranged on the tops of the three storage units (5).

3. A hydrogen storage device for a hydrogen energy vehicle according to claim 1, characterized in that: Two adjacent rubber clamping members (12) are symmetrically distributed on the left and right; The two ends of the three slide bars (14) are detachably connected to the left and right sides of the inner walls of the three second slide rails (13).

4. A hydrogen storage device for a hydrogen energy vehicle according to claim 1, characterized in that: Three rubber positioning rings (15) are evenly distributed on the bottom of the storage box (1), and the three rubber positioning rings (15) are all detachably connected to the bottom of the storage box (1); The three rubber positioning rings (15) are respectively arranged in the three storage units (5).

5. A hydrogen storage device for a hydrogen energy vehicle according to claim 1, characterized in that: The six second gears (11) are evenly distributed on the left and right sides of the three storage units (5), two of which are detachably connected to the left and right sides of the inner wall of the storage box (1), and the remaining four second gears (11) are detachably connected to the left and right sides of the two partitions (4).

6. A hydrogen storage device for a hydrogen energy vehicle according to claim 1, characterized in that: The three second slide rails (13) are respectively arranged at the front of the three storage units (5), and the three second slide rails (13) are detachably connected to the storage box (1) and the left and right sides of the two partitions (4).

7. A hydrogen storage device for a hydrogen energy vehicle according to claim 1, characterized in that: A gap is provided between the front ends of the two partitions (4) and the front end of the inner wall of the storage box (1); a mounting hole is provided at the front end of the storage box (1), a negative pressure fan (2) is provided in the mounting hole, and the negative pressure fan (2) is detachably connected to the storage box (1).

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