Pressure relief type hydrogen storage device

Abstract

The utility model relates to the technical field of hydrogen energy storage, and particularly discloses a pressure relief type hydrogen storage device which comprises a bearing frame and a hydrogen storage tank arranged in the bearing frame, and further comprises a box body, and the bearing frame is in sliding connection with the box body; a protection plate is slidably connected into the bearing frame, a trigger part is arranged between the protection plate and the box body, a power mechanism used for driving the bearing frame to vertically slide is arranged in the box body, and the power mechanism drives the bearing frame to be installed in the stroke in the box body to fix the hydrogen storage tank through the trigger part. The power mechanism drives the bearing frame to slide downwards so as to enable the bearing frame to slide downwards into the box body, in the downward sliding stroke of the bearing frame, the protection plate is driven by the trigger piece to fix the hydrogen storage tank located in the bearing frame, and at the moment, in the hydrogen storage tank transportation process, through fixing of the protection plate, the collision situation of the hydrogen storage tank is reduced, and the safety of the hydrogen storage tank is improved. The effect of protecting the hydrogen storage tank is achieved to a certain extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogen energy storage technical field, concretely is a kind of pressure relief type hydrogen storage device. BACKGROUND

[0002] Hydrogen energy is a kind of zero carbon emission, application form various clean energy, can accelerate the deep decarbonization of electric power, industry, transportation, building and other fields, and is expected to become the important force of promoting energy transformation, large capacity, low cost, high safety's hydrogen storage technology is one of the difficulties that hydrogen energy industry development needs to overcome, solid hydrogen storage refers to the physical adsorption and chemical adsorption of material to hydrogen and stores hydrogen in solid material, such as metal hydrogen storage, metal hydrogen storage device refers to the equipment using metal material as the medium for storing and releasing hydrogen.

[0003] Due to the high energy density and environmental protection characteristics of hydrogen, it is widely used in hydrogen energy, energy storage and hydrogen supply fields, the design and development of metal hydrogen storage device aims to improve hydrogen storage capacity, improve hydrogen charging and discharging speed, reduce cost and ensure safety, through continuous scientific research and technical improvement, metal hydrogen storage device plays an important role in promoting the development of hydrogen energy technology and realizing the sustainability of hydrogen energy utilization.

[0004] In the prior art, such as the authorized announcement No.CN221222370U, the name of a kind of portable metal hydrogen storage device of Chinese patent, the above-mentioned patent discloses a kind of portable metal hydrogen storage device, including transport table, the upper surface of transport table is provided with transport table built-in groove, the inner wall of transport table built-in groove is provided with lifting device, the inner wall of transport table built-in groove is provided with placing table, the front side surface of placing table is provided with placing table built-in groove, the lower surface of transport table is rotatably installed with four universal wheels.

[0005] The above-mentioned patent not only greatly increases the portability of metal hydrogen storage materials during transfer, but also effectively protects the safety of metal hydrogen storage materials during transfer. However, when the hydrogen storage device is transported, there may be uneven road surface, and the hydrogen storage tank may collide with the box at this moment, which may cause certain safety hazards. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of pressure relief type hydrogen storage device to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical scheme: a pressure relief type hydrogen storage device, including bearing frame and the hydrogen storage tank of installing in bearing frame inside, still including box, bearing frame and box slide connection, bearing frame inside slide connection has the fender, be provided with trigger between fender and box, and the power mechanism for urging bearing frame vertical sliding is set up in the box, the travel of bearing frame installation in the box passes through trigger and fixes the hydrogen storage tank by trigger of power mechanism urging.

[0008] Further, the trigger includes a connecting rod mounted on the fender, the connecting rod is slidably connected with the bearing frame, and a trigger block is mounted on the connecting rod.

[0009] Further, a sliding groove is formed on the trigger block, the connecting rod is slidably connected with the sliding groove, and a buffer spring is arranged between the connecting rod and the sliding groove.

[0010] Further, a plurality of positioning springs are arranged between the fender and the bearing frame.

[0011] Further, the power mechanism includes a rotating rod rotatably connected in the box, a drive gear is mounted on the rotating rod, a double-sided rack is fixedly connected to the bottom of the bearing frame, and the drive gear is engaged with one side of the double-sided rack; a servo motor for driving the rotating rod to rotate is mounted on the box.

[0012] Further, a plurality of moving wheels are arranged on the bottom of the box.

[0013] Further, a plurality of positioning rods are slidably connected to the bottom of the box, and the plurality of positioning rods are connected through a connecting frame; a transmission unit is arranged between the connecting frame and the double-sided rack.

[0014] Further, the transmission unit includes a transmission rod rotatably connected to the box, a transmission gear is mounted on the transmission rod, and the transmission gear is engaged with the side of the double-sided rack away from the drive gear; a transmission rack is fixedly connected to the connecting frame, and the transmission gear is engaged with the transmission rack.

[0015] Further, a plurality of limiting telescopic rods are arranged between the bearing frame and the box.

[0016] Further, a partition plate is arranged in the bearing frame, and an adaptive groove adapted to the hydrogen storage tank is formed on the partition plate.

[0017] Compared with the prior art, the hydrogen storage device has the advantages that: the hydrogen storage device is matched by the bearing frame, the hydrogen storage tank, the box body, the protection plate, the trigger and the power mechanism, so that after the hydrogen storage tank is installed in the bearing frame, the power mechanism is used to drive the bearing frame to slide downward, so that the bearing frame slides downward into the box body, the hydrogen storage tank in the bearing frame is fixed by the protection plate driven by the trigger in the stroke of the bearing frame sliding downward, the hydrogen storage tank is fixed by the protection plate during transportation, the collision of the hydrogen storage tank is reduced, the hydrogen storage tank is protected to a certain extent, and the working requirement is met. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 The overall structure schematic diagram provided by the embodiment of the present application is provided.

[0020] Figure 2 The box body hidden state structure schematic diagram provided by the embodiment of the present application is provided.

[0021] Figure 3 The power mechanism installation method structure schematic diagram provided by the embodiment of the present application is provided.

[0022] Figure 4 The positioning rod structure schematic diagram provided by the embodiment of the present application is provided.

[0023] Figure 5 The power mechanism installation method structure schematic diagram provided by the embodiment of the present application is provided.

[0024] Figure 6 The hydrogen storage tank installation method structure schematic diagram provided by the embodiment of the present application is provided.

[0025] Figure 7 The hydrogen storage tank installation method structure schematic diagram provided by the embodiment of the present application is provided.

[0026] Figure 8 The Figure 7 The A-A section structure schematic diagram provided by the embodiment of the present application is provided.

[0027] Explanation of reference signs: 1, box; 2, bearing frame; 3, protective plate; 31, positioning spring; 4, trigger piece; 41, trigger block; 42, connecting rod; 43, buffer spring; 5, trigger groove; 6, hydrogen storage tank; 7, moving wheel; 8, double-sided rack; 9, driving gear; 10, positioning rod; 11, connecting frame; 12, transmission gear; 13, transmission rack; 14, transmission rod; 15, servo motor; 16, limiting telescopic rod; 17, partition plate; 18, driving frame. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments only represent some 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.

[0029] Please refer to Figures 1-8 The utility model provides a kind of technical scheme: a pressure relief type hydrogen storage device, including bearing frame 2 and the hydrogen storage tank 6 installed in bearing frame 2 inside, also include box 1, bearing frame 2 and box 1 sliding connection;Bearing frame 2 inside sliding connection has protective plate 3, and protective plate 3 is provided with trigger piece 4 between box 1, and box 1 is provided with power mechanism for driving bearing frame 2 vertical sliding, and the travel of bearing frame 2 installed in box 1 is fixed by trigger piece 4 with hydrogen storage tank 6.

[0030] The pressure relief type hydrogen storage device, wherein including bearing frame 2 and the hydrogen storage tank 6 installed in bearing frame 2 inside, specifically, the number of the hydrogen storage tank 6 can be two or more, specifically, multiple hydrogen storage tanks 6 can be connected by manifold communication.And wherein the left side of the inside of hydrogen storage tank 6 is installed with pressure sensor, the upper right of high pressure valve is installed with controller, the rear end of high pressure valve is connected with relief valve device, the input end of high pressure valve is communicated with the inside of hydrogen storage tank 6, the output end of high pressure valve is communicated with the input end of relief valve device, and high pressure valve and relief valve device are electrically connected, pressure sensor and high pressure valve are connected with controller by wire, the connection mode between pressure sensor, high pressure valve and controller is electrically connected.The pressure sensor set can detect the pressure in the hydrogen storage tank 6, and transmit the detected pressure data to the controller, and a limited pressure value is set on the controller, when the pressure exceeds the limited value, the controller can start the relief valve device, and the switch of high pressure valve is opened by relief valve device to release pressure, to protect the hydrogen storage tank 6.The specific operation process is prior art, which also includes electronic components and other working steps, which will not be described here.

[0031] More specifically, the box 1 is further provided with the bearing frame 2 which is slidably connected with the box 1, so that when the hydrogen storage tank needs to be transported, the bearing frame 2 can be retracted into the box 1, thereby protecting the hydrogen storage tank 6. Preferably, the bottom of the bearing frame 2 is made of elastic material such as rubber or silica gel, which can buffer the hydrogen storage tank 6 and greatly improve the practicability of the hydrogen storage device. The bearing frame 2 is further provided with the protection plate 3 which is slidably connected with the bearing frame 2. Preferably, the protection plate 3 is provided with the mounting groove which is matched with the hydrogen storage tank 6, thereby more effectively protecting the hydrogen storage tank 6. The trigger 4 is arranged between the protection plate 3 and the box 1. When the bearing frame 2 is installed into the box 1, the trigger 4 drives the protection plate 3 to fix the hydrogen storage tank 6, thereby reducing the collision of the hydrogen storage tank 6 during transportation and protecting the hydrogen storage tank to meet the working requirements. The box 1 is further provided with the power mechanism which drives the bearing frame 2 to vertically slide, thereby providing power for the sliding of the bearing frame 2 and adjusting the state of the hydrogen storage tank 6. Therefore, during use, the hydrogen storage tank 6 is installed into the bearing frame 2, and then the power mechanism drives the bearing frame 2 to slide downward, so that the bearing frame 2 slides downward into the box 1. During the sliding of the bearing frame 2, the trigger 4 drives the protection plate 3 to fix the hydrogen storage tank 6 in the bearing frame 2. During transportation of the hydrogen storage tank 6, the protection plate 3 is fixed to reduce the collision of the hydrogen storage tank 6, thereby protecting the hydrogen storage tank to meet the working requirements.

[0032] In the embodiments of the utility model, the trigger 4 includes the connecting rod 42 which is installed on the protection plate 3 and is slidably connected with the bearing frame 2. The connecting rod 42 is provided with the trigger block 41, and the box 1 is provided with the trigger groove 5 which is matched with the trigger block 41. When the bearing frame 2 slides downward, the trigger block 41 abuts against the trigger groove 5. With the continuous abutment of the trigger block 41 and the trigger groove 5, the connecting rod 42 drives the protection plate 3 to slide, thereby fixing and limiting the hydrogen storage tank 6.

[0033] In the embodiments of the utility model, the trigger block 41 is provided with the sliding groove, the connecting rod 42 is slidably connected with the sliding groove, and the buffer spring 43 is arranged between the connecting rod 42 and the sliding groove. When the protection plate 3 reaches the limit position, the trigger block 41 presses the buffer spring 43, thereby avoiding the motion interference and further improving the application range of the bearing frame 2 and fixing the hydrogen storage tank 6 with different sizes.

[0034] In the embodiment of the utility model, the protective plate 3 and the bearing frame 2 are further provided with multiple positioning springs 31, wherein the elastic coefficient of the positioning spring 31 is smaller than the elastic coefficient of the buffer spring 43, that is, when the bearing frame 2 is located on the upper side of the box body 1, the trigger 4 does not contact the box body 1 at this moment. At this moment, the protective plate 3 contacts the hydrogen storage tank 6 under the elastic force of the positioning spring 31, and the hydrogen storage tank 6 is further limited, so that the hydrogen storage tank 6 is prevented from moving abnormally, and the effect is better.

[0035] In the embodiment of the utility model, the power mechanism comprises a rotating rod rotatably connected in the box body 1, a driving gear 9 is installed on the rotating rod, a double-sided rack 8 is fixedly connected to the bottom of the bearing frame 2, and the driving gear 9 is engaged with one side of the double-sided rack 8; and a servo motor 15 for driving the rotating rod to rotate is installed on the box body 1. At this moment, when in use, the rotating rod is driven to rotate by the servo motor 15, and the bearing frame 2 can be driven to move upward by the cooperation of the driving gear 9 and the double-sided rack 8, so that the state of the bearing frame 2 is adjusted.

[0036] In the embodiment of the utility model, multiple moving wheels 7 are arranged on the bottom of the box body 1, so that the flexibility of the hydrogen storage device is improved.

[0037] In the embodiment of the utility model, multiple positioning rods 10 are slidably connected to the bottom of the box body 1, and the multiple positioning rods 10 are connected by a connecting frame 11. When the positioning rod 10 contacts the ground, the state of the hydrogen storage device can be fixed, so that the box body 1 is prevented from shaking when the hydrogen storage tank 6 is installed or disassembled. A transmission unit is arranged between the connecting frame 11 and the double-sided rack 8, that is, when the bearing frame 2 moves upward, the positioning rod 10 is driven to move downward by the transmission unit, so that the box body 1 is fixed.

[0038] In the embodiment of the utility model, the transmission unit comprises a transmission rod 14 rotatably connected to the box body 1, a transmission gear 12 is installed on the transmission rod 14, the transmission gear 12 is engaged with the side of the double-sided rack 8 away from the driving gear 9, a transmission rack 13 is fixedly connected to the connecting frame 11, and the transmission gear 12 is engaged with the transmission rack 13. When the servo motor 15 drives the rotating rod to rotate, the bearing frame 2 can be driven to move upward by the cooperation of the driving gear 9 and the double-sided rack 8, so that the state of the bearing frame 2 is adjusted, at this moment, when the double-sided rack 8 moves upward, the transmission gear 12 is driven to rotate, and then the transmission rack 13 can be driven to move downward, so that multiple positioning rods 10 are driven to move downward by the connecting frame 11, the box body 1 is limited, and multiple moving wheels 7 do not need to be locked separately, and the effect is better.

[0039] In the embodiment of the utility model, multiple limiting telescopic rods 16 are arranged between the bearing frame 2 and the box body 1, so that the stability of the bearing frame 2 during movement is further improved.

[0040] In the embodiment of the utility model, the inside of the bearing frame 2 is provided with a partition 17, and an adaptive groove matched with the hydrogen storage tank 6 is formed on the partition 17, so that the collision between the hydrogen storage tanks 6 can be avoided.

[0041] In the embodiment of the utility model, the driving frame 18 is arranged on one side of the box body 1, so that the hydrogen storage device can be conveniently moved.

[0042] It should be noted that the electric equipment and the like involved in the present application can be powered by a storage battery or an external power source.

[0043] In the description of the utility model, it should be pointed out that, unless there is an explicit provision and limitation, the terms "installation", "provided with", "connection" and the like should be understood in a broad sense, 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, 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.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pressure relief type hydrogen storage device, comprising a bearing frame (2) and a hydrogen storage tank (6) installed inside the bearing frame (2), characterized in that: a box body (1) is further included, and the bearing frame (2) is in sliding connection with the box body (1); a protective plate (3) is in sliding connection inside the bearing frame (2), a trigger piece (4) is arranged between the protective plate (3) and the box body (1), and a power mechanism for driving the bearing frame (2) to vertically slide is arranged inside the box body (1); the power mechanism drives the bearing frame (2) to install inside the box body (1) to fix the hydrogen storage tank (6) through the trigger piece (4) in the stroke; the trigger piece (4) comprises a connecting rod (42) installed on the protective plate (3), and the connecting rod (42) is in sliding connection with the bearing frame (2); a trigger block (41) is installed on the connecting rod (42), and a trigger groove (5) matching the trigger block (41) is formed in the box body (1). A sliding groove is formed in the trigger block (41), the connecting rod (42) is in sliding connection with the sliding groove, and a buffer spring (43) is arranged between the connecting rod (42) and the sliding groove. A plurality of positioning springs (31) are further arranged between the protective plate (3) and the bearing frame (2). The power mechanism comprises a rotating rod rotatably connected inside the box body (1), a driving gear (9) is installed on the rotating rod, a double-sided rack (8) is fixedly connected to the bottom of the bearing frame (2), and the driving gear (9) is in meshing connection with one side of the double-sided rack (8); a servo motor (15) for driving the rotating rod to rotate is installed on the box body (1). A plurality of moving wheels (7) are arranged on the bottom of the box body (1). A plurality of positioning rods (10) are in sliding connection with the bottom of the box body (1), and the plurality of positioning rods (10) are connected through a connecting frame (11); 2. The pressure relief hydrogen storage device of claim 1, wherein: A transmission unit is arranged between the connecting frame (11) and the double-sided rack (8).

3. The pressure relief hydrogen storage device of claim 1, wherein: The transmission unit comprises a transmission rod (14) rotatably connected to the box body (1), a transmission gear (12) is installed on the transmission rod (14), and the transmission gear (12) is in meshing connection with the side of the double-sided rack (8) away from the driving gear (9); 4. The pressure relief hydrogen storage device of claim 1, wherein: The connecting frame (11) is fixedly connected with a transmission rack (13), and the transmission gear (12) is in meshing connection with the transmission rack (13). A plurality of limiting telescopic rods (16) are arranged between the bearing frame (2) and the box body (1).

5. The pressure-relief hydrogen storage device of claim 4, wherein: A partition plate (17) is arranged inside the bearing frame (2), and an adaptive groove matching the hydrogen storage tank (6) is formed in the partition plate (17).

6. The pressure-relief hydrogen storage device of claim 4, wherein: ​ ​ 7. The pressure-relief hydrogen storage device of claim 6, wherein: ​ ​ 8. The pressure relief hydrogen storage device of claim 5, wherein: ​ 9. The pressure-relief hydrogen storage device of claim 1, wherein: ​

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