Hydrogen storage device with anti-deformation structure

Abstract

The utility model relates to the technical field of hydrogen energy storage, in particular to a hydrogen storage device with an anti-deformation structure, which comprises a base and a hydrogen storage tank mounted on the base, a plurality of groups of protection mechanisms are arranged on the outer side of the hydrogen storage tank, each protection mechanism comprises an inner protection frame mounted on the base and an outer protection plate connected onto the base in a sliding manner, and a plurality of groups of buffer pieces are arranged between the inner protective frame and the outer protective plate. Through cooperation of the hydrogen storage tank, the protection mechanism, the outer protection plate, the inner protection plate, the multiple sets of buffering pieces and the like, in the using process, when the outer protection plate is impacted, the outer protection plate slides towards one side of the inner protection frame, the energy absorption effect can be effectively achieved through the multiple sets of buffering pieces, the hydrogen storage device is effectively buffered, and the service life of the hydrogen storage device is prolonged. And therefore, the impact on the hydrogen storage tank can be greatly reduced, the situation of structural deformation of the hydrogen storage device is reduced, the safety of the hydrogen storage device can be improved, and the hydrogen storage device is suitable for being widely popularized and used.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogen energy storage technical field, concretely is a kind of hydrogen storage device of structural deformation prevention. BACKGROUND

[0002] Hydrogen has the advantages of clean and high efficiency, and its combustion heat value is the highest among all fossil fuels, chemical fuels and biofuels except nuclear fuel. These advantages make hydrogen a key technology to solve global energy shortage and environmental pollution. Because the density is much smaller than air, it is very easy to lose; And it is also easy to react with many substances, so it faces many challenges in storage. The commonly used hydrogen storage technologies mainly include physical hydrogen storage, chemical hydrogen storage and other hydrogen storage. Physical hydrogen storage technology refers to the technology of simply improving hydrogen density by changing hydrogen storage conditions to achieve hydrogen storage.

[0003] Prior art such as the patent with the authorization announcement number CN222392684U and the name of a kind of solid-state hydrogen storage device, the above-mentioned patent discloses a kind of solid-state hydrogen storage device, including fixed plate, storage tank and air cylinder, air cylinder one end is fixedly connected with connecting rod, connecting rod one end is fixedly connected with connecting block one, connecting block one inside is movably sleeved with fixed rod one, the output end of air cylinder is fixedly connected with connecting block two, connecting block two inside is movably sleeved with fixed rod two, fixed rod one and fixed rod two one end are all fixedly connected with limit block, the end away from limit block of fixed rod one and fixed rod two is all fixedly connected with fixed block one, the top of fixed block one is fixedly connected with fixed block two, the inside of fixed plate is equipped with sliding groove, sliding groove inside is slidably connected with sliding block.

[0004] The above-mentioned patent can reduce the vibration and impact received by the storage tank during operation, thereby reducing the wear and fatigue of the equipment. However, when the storage tank is impacted, the energy absorption effect of the hydrogen storage device in the prior art such as the above-mentioned patent is poor, so when the hydrogen storage device is impacted, the hydrogen storage tank is directly stressed, which can cause the structure of the hydrogen storage device to deform, and even cause the hydrogen storage tank to be damaged, which poses a safety hazard. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of hydrogen storage device of structural deformation prevention to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of hydrogen storage device of structural deformation prevention, including base and the hydrogen storage tank of installation on base, the outside of hydrogen storage tank is provided with multiple sets of protection mechanism, the protection mechanism includes the inner guard frame of installation on base, further including the outer guard plate of sliding connection on base, and multiple sets of buffer are provided between inner guard frame and outer guard plate.

[0007] Further, the buffer piece comprises two groups of sliding blocks, one group of sliding blocks is slidably connected to the inner protection frame, the other group of sliding blocks is slidably connected to the outer protection plate, and cross rods are arranged between the two groups of sliding blocks.

[0008] Further, the outer protection plate and the inner protection frame are fixedly connected with limiting rods, and each group of sliding blocks is slidably connected to the two sides of the limiting rods.

[0009] Further, the buffer piece comprises two groups of sliding blocks, one group of sliding blocks is slidably connected to the inner protection frame, the other group of sliding blocks is slidably connected to the outer protection plate, and cross rods are arranged between the two groups of sliding blocks.

[0010] Further, the outer protection plate and the inner protection frame are fixedly connected with limiting rods, and each group of sliding blocks is slidably connected to the two sides of the limiting rods.

[0011] Further, the outer protection plate and the inner protection frame are fixedly connected with limiting rods, and each group of sliding blocks is slidably connected to the two sides of the limiting rods.

[0012] Further, the inner protection frame is internally provided with a plurality of energy absorption units.

[0013] Further, the energy absorption unit comprises a plurality of mounting frames mounted in the inner protection frame, and each mounting frame is filled with a honeycomb energy absorption plate.

[0014] Further, the bottom of the base is provided with a plurality of supporting pieces.

[0015] Further, each supporting piece is provided with a self-locking moving wheel away from the base.

[0016] Compared with the prior art, the hydrogen storage device has the advantages that: the hydrogen storage tank, the protection mechanism, the outer protection plate, the inner protection plate and the plurality of buffer pieces are cooperated, when the outer protection plate is impacted, the outer protection plate slides to one side of the inner protection frame, the plurality of buffer pieces can effectively absorb energy, the hydrogen storage device is effectively buffered, the impact on the hydrogen storage tank is greatly reduced, the structural deformation of the hydrogen storage device is reduced, the safety of the hydrogen storage device is improved, and the hydrogen storage device is suitable for wide promotion and use. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0018] Figure 1 The overall structure schematic view provided by the embodiments of the present application is shown in the drawings.

[0019] Figure 2 A partial structure schematic view is provided for the embodiment of the utility model;

[0020] Figure 3 A protective mechanism installation mode structure schematic view is provided for the embodiment of the utility model;

[0021] Figure 4 A buffer installation position structure schematic view is provided for the embodiment of the utility model;

[0022] Figure 5 A buffer structure schematic view is provided for the embodiment of the utility model;

[0023] Figure 6 An energy absorption unit partial structure schematic view is provided for the embodiment of the utility model.

[0024] Mark 1, base; 2, hydrogen storage tank; 3, cover plate; 4, outer guard plate; 5, inner guard frame; 6, buffer; 61, sliding block; 62, cross rod; 63, buffer spring; 7, limiting rod; 8, mounting frame; 9, honeycomb energy absorption plate. Specific implementation

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Please refer to Figures 1-6 The utility model provides a kind of technical scheme: a kind of structure deformation prevention hydrogen storage device, including base 1 and the hydrogen storage tank 2 of being installed on base 1, hydrogen storage tank 2 outside is provided with multiple groups of protective mechanism, protective mechanism includes the inner guard frame 5 of being installed on base 1, further include the outer guard plate 4 of being slidably connected on base 1, and multiple groups of buffer 6 are arranged between inner guard frame 5 and outer guard plate 4.

[0027] Specifically, the structure of the deformation-resistant hydrogen storage device includes a base 1 and a hydrogen storage tank 2 installed on the base 1, a pressure sensor is installed on the left side of the inside of the hydrogen storage tank 2, a controller is installed on the upper right side of a high-pressure valve, a relief valve device is connected to the rear end of the high-pressure valve, the input end of the high-pressure valve is communicated with the inside of the hydrogen storage tank 2, the output end of the high-pressure valve is communicated with the input end of the relief valve device, the high-pressure valve and the relief valve device are electrically connected, the pressure sensor and the high-pressure valve are connected with the controller through wires, and the connection mode between the pressure sensor, the high-pressure valve and the controller is electrical connection. The pressure sensor can detect the pressure in the hydrogen storage tank 2 and transmit the detected pressure data to the controller, and a limited pressure value is arranged on the controller, when the pressure exceeds the limited value, the controller can start the relief valve device, and the relief valve device is used to open the switch of the high-pressure valve to release pressure, so as to protect the hydrogen storage tank 2. More specifically, the above operation process is a prior art, which further includes electronic components and other working steps, which will not be described here.

[0028] Specifically, a plurality of protection mechanisms are arranged outside the hydrogen storage tank 2, so that the safety of the hydrogen storage device can be improved, and the safety hidden danger can be reduced. The protection mechanism includes an inner protection frame 5 installed on the base 1, and an outer protection plate 4 slidably connected to the base 1, wherein the outer protection plate 4 is made of high-hardness metal (such as tool steel) to resist impact. A plurality of buffer members 6 are arranged between the inner protection frame 5 and the outer protection plate 4, and when the outer protection plate 4 is impacted, the outer protection plate 4 slides towards the inner protection frame 5, and the plurality of buffer members 6 can effectively absorb energy, thereby effectively buffering the hydrogen storage device, greatly reducing the impact on the hydrogen storage tank 2, reducing the structural deformation of the hydrogen storage device, and improving the safety of the hydrogen storage device.

[0029] In the embodiments of the utility model, the buffer member 6 includes two groups of sliding blocks 61, each group of sliding blocks 61 has two, one group of sliding blocks is slidably connected to the inner protection frame 5, and the other group of sliding blocks 61 is slidably connected to the outer protection plate 4, cross rods 62 are arranged between the two groups of sliding blocks 61, and buffer springs 63 are arranged between each group of sliding blocks 61, so that when the protection plate slides on the base 1, the cross rods 62 can drive the sliding blocks 61 to slide, and the buffer springs 63 can absorb the impact energy, thereby protecting the hydrogen storage tank 2.

[0030] In the embodiments of the utility model, the outer protection plate 4 and the inner protection frame 5 are fixedly connected with limiting rods 7, each group of sliding blocks 61 is slidably connected to the two sides of the limiting rod 7, the stability of the sliding blocks 61 is further improved, and the buffer springs 63 are sleeved on the limiting rods 7.

[0031] The embodiment provided by the utility model further comprises a cover plate 3, the cover plate 3 is installed on the top of the inner protection frame 5, and the outer protection plate 4 is slidably connected with the cover plate 3, which can further play a protective effect on the hydrogen storage tank 2. Meanwhile, the cover plate 3 and the protection mechanism are designed to be detachable, so as to facilitate the installation and disassembly of the hydrogen storage tank 2.

[0032] In the embodiment provided by the utility model, a limiting groove is formed on the base 1, and a positioning block is fixedly connected to the bottom of the outer protection plate 4 and slidably connected in the limiting groove, which can further improve the stability of the outer protection plate 4 during sliding.

[0033] In the embodiment provided by the utility model, a positioning spring is further arranged between the positioning block and the limiting groove, which can further play a buffering role and has a better effect.

[0034] In the embodiment provided by the utility model, a plurality of energy absorption units are arranged in the inner protection frame 5, the energy absorption unit comprises a plurality of mounting frames 8 mounted in the inner protection frame 5, and each mounting frame 8 is filled with a honeycomb energy absorption plate 9. Specifically, the honeycomb energy absorption plate 9 can be made of aluminum or other materials, which can be selected according to the working environment. Therefore, when the outer protection plate 4 slides to the limit position and the buffer 6 cannot effectively play a buffering effect, the energy absorption unit in the inner protection frame 5 will continue to absorb the impact energy, thereby playing a protective effect on the hydrogen storage device.

[0035] In the embodiment provided by the utility model, a plurality of supporting members are arranged on the bottom of the base 1, which can play a supporting role on the hydrogen storage device.

[0036] In the embodiment provided by the utility model, a self-locking moving wheel is arranged on the side of each supporting member away from the base 1, which can further improve the flexibility of the hydrogen storage device.

[0037] It should be noted that the electric equipment involved in the present application can be powered by a storage battery or an external power source.

[0038] In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation", "arrangement", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through an intermediate medium, and can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0039] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hydrogen storage device capable of preventing deformation of structure, comprising a base (1) and a hydrogen storage tank (2) mounted on the base (1), characterized in that: a plurality of protection mechanisms are arranged outside the hydrogen storage tank (2), the protection mechanisms comprise an inner protection frame (5) mounted on the base (1), further comprise an outer protection plate (4) slidingly connected to the base (1), and a plurality of buffer members (6) are arranged between the inner protection frame (5) and the outer protection plate (4); a plurality of energy absorption units are arranged inside the inner protection frame (5); the energy absorption unit comprises a plurality of mounting frames (8) mounted inside the inner protection frame (5), and each mounting frame (8) is filled with a honeycomb energy absorption plate (9); 2. The hydrogen storage device of claim 1, wherein: the buffer member (6) comprises two groups of sliding blocks (61), one group of sliding blocks (61) is slidingly connected to the inner protection frame (5), and the other group of sliding blocks (61) is slidingly connected to the outer protection plate (4), and a cross rod (62) is arranged between the two groups of sliding blocks (61); and a buffer spring (63) is arranged between each group of sliding blocks (61).

3. The hydrogen storage device of claim 2, wherein: The outer protection plate (4) and the inner protection frame (5) are fixedly connected with a limiting rod (7), and each group of sliding blocks (61) is slidingly connected to both sides of the limiting rod (7).

4. The hydrogen storage device of claim 1, wherein: Further comprising a cover plate (3), the cover plate (3) is mounted on the top of the inner protection frame (5), and the outer protection plate (4) and the cover plate (3) are slidingly connected.

5. The hydrogen storage device of claim 2, wherein: A limiting groove is formed on the base (1), and a positioning block is fixedly connected to the bottom of the outer protection plate (4) and slidingly connected in the limiting groove.

6. The hydrogen storage device of claim 5, wherein: A positioning spring is further arranged between the positioning block and the limiting groove.

7. The structural deformation resistant hydrogen storage device of claim 1, wherein: A plurality of supporting members are arranged on the bottom of the base (1).

8. The hydrogen storage device of claim 7, wherein: Self-locking moving wheels are arranged on the side of each supporting member away from the base (1).

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