CN217402292U

CN217402292U - Explosion-proof storage device for hydrogen transportation

Info

Publication number: CN217402292U
Application number: CN202221001099.3U
Authority: CN
Inventors: 权菲菲
Original assignee: Huajiu Hydrogen Energy Henan Co ltd
Current assignee: Huajiu Hydrogen Energy Henan Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-09-09
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses an explosion-proof storage device for hydrogen gas transportation, which comprises a hydrogen storage tank, wherein the hydrogen storage tank comprises an inner tank, an explosion-proof interlayer, an outer tank and a hydrogen gas inlet and outlet, the periphery of the inner tank is coated with a fiber winding layer, an explosion-proof interlayer is arranged between the fiber winding layer and the outer tank, the explosion-proof interlayer is filled with explosion-proof materials, the hydrogen storage tank is provided with a hydrogen inlet and a hydrogen outlet which are communicated from the inner tank to the outside of the hydrogen storage tank, valves are arranged on the hydrogen inlet and the hydrogen outlet, the explosion-proof material in the explosion-proof interlayer is epoxy resin or explosion-proof daub, the inner wall tightly attached to the inner tank and the outer wall of the outer tank are both provided with antistatic layers, protective rings are uniformly sleeved on the periphery of the hydrogen storage tank at intervals, protective boxes are covered outside the hydrogen inlet and the hydrogen outlet, the protective box is provided with a cover body which can be opened and closed and is opposite to the direction of the hydrogen inlet and outlet pipe orifice, and the protective box is internally provided with a concentration sensor. The explosion-proof storage device for hydrogen transportation has stable explosion-proof performance and high safety performance.

Description

Explosion-proof storage device for hydrogen transportation

Technical Field

The utility model belongs to the technical field of hydrogen is stored and is carried, especially, relate to an explosion-proof storage device is used in hydrogen transport.

Background

High pressure gaseous hydrogen storage is carried out by compressing hydrogen gas into a high pressure resistant container under high pressure. The hydrogen storage method is the most common technology developed at present, the existing high-pressure hydrogen storage tank is generally in a structure that fibers and a protective layer are wound outside a metal lining, the structure has poor explosion-proof effect, Chinese patent No. CN210601046U discloses an explosion-proof double-layer high-pressure hydrogen storage tank, and an explosion suppressant layer is arranged, so that spontaneous combustion caused by accidental leakage of high-pressure hydrogen and gas cloud explosion suppression can be effectively prevented, the structure is simple, the explosion-proof effect is good, but the storage tank adopts a fluid explosion suppressant, the stability of the explosion suppressant is poor after long-term use, and the storage tank 1, no antistatic measure is adopted, 2, no protective measure is adopted at an inlet/outlet valve, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a hydrogen is carried and is used explosion-proof storage device.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an explosion-proof storage device is used in hydrogen is carried, includes the hydrogen storage tank, the hydrogen storage tank includes inner tank, explosion-proof intermediate layer, outer jar, hydrogen import and export, the peripheral cladding of inner tank is established explosion-proof material and is had the fibre winding layer for the ring, be explosion-proof intermediate layer between fibre winding layer and the outer jar, explosion-proof intermediate layer intussuseption is filled with explosion-proof material, be equipped with on the hydrogen storage tank and lead to the hydrogen import and export outside the hydrogen storage tank jar from the inner tank intercommunication, be equipped with the valve on the hydrogen import and export, the intraformational oxygen resin of explosion-proof intermediate layer or explosion-proof clay are hugged closely the inner wall of inner tank and the outer wall of outer jar all are equipped with the antistatic backing, the peripheral even cover of interval of hydrogen storage tank is equipped with the guard ring, the outside cover of hydrogen import and export is equipped with the guard box, just to having seted up the lid that can open and shut to hydrogen import and export orientation on the guard box, the inside concentration sensor that is equipped with of guard box.

Furthermore, the position that the hydrogen storage tank is close to the guard box is equipped with the siren, siren and concentration sensor electric connection.

Further, the fiber winding layer is made of carbon fibers or glass fibers.

Further, the thickness of the explosion-proof interlayer is not less than 10 mm.

Further, the anti-static layer is a copper mesh layer or an anti-static coating.

Further, the guard ring is made of flexible materials.

Compared with the prior art, the beneficial effects of the utility model are that: the epoxy resin or the explosion-proof daub is used as an explosion-proof filling material, so that the stability is good, and the requirement of explosion-proof safety is met; the antistatic layers are arranged on the inner tank and the outer tank, so that the probability of explosion caused by static electricity in the transportation process is reduced; the protective ring is arranged outside the hydrogen storage tank, so that potential safety hazards caused by collision and friction of the hydrogen storage tank in the transportation process are facilitated; the hydrogen inlet and outlet are protected by arranging the protective box at the hydrogen inlet and outlet, the potential safety hazard caused by unintentionally touching the valve is prevented, the hydrogen concentration in the protective box is monitored by arranging the concentration sensor in the protective box, the potential safety hazard caused by hydrogen leakage is prevented, and the condition monitored by the alarm is externally reminded, so that the safety and protection performance is further improved.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic side view of the present invention.

In the figure: 1 hydrogen storage tank, 2 inner tanks, 3 fiber winding layers, 4 explosion-proof interlayers, 5 outer tanks, 6 antistatic layers, 7 hydrogen inlet and outlet, 8 protective boxes, 9 cover bodies, 10 concentration sensors, 11 alarms and 12 protective rings.

Detailed Description

The technical solution 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 a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to the attached drawings 1-2, an explosion-proof storage device for hydrogen gas delivery comprises a hydrogen storage tank 1, wherein the hydrogen storage tank 1 comprises an inner tank 2, an explosion-proof interlayer 4, an outer tank 5 and a hydrogen gas inlet and outlet 7, a fiber winding layer 3 is coated on the periphery of the inner tank 2, the explosion-proof interlayer 4 is arranged between the fiber winding layer 3 and the outer tank 5, explosion-proof materials are filled in the explosion-proof interlayer 4, the hydrogen storage tank 1 is provided with a hydrogen gas inlet and outlet 7 communicated from the inner tank 2 to the outside of the hydrogen storage tank 1, a valve is arranged on the hydrogen gas inlet and outlet 7, the explosion-proof materials in the explosion-proof interlayer 4 are epoxy resin or explosion-proof daub, an antistatic layer 6 is arranged on the inner wall tightly attached to the inner tank 2 and the outer wall of the outer tank 5, protective rings 12 are uniformly sleeved on the periphery of the hydrogen storage tank 1 at intervals, a protective box 8 is covered on the outside of the hydrogen gas inlet and outlet 7, and a cover body 9 which can be opened and closed is arranged on the protective box 8 opposite to the pipe orifice direction of the hydrogen gas inlet and outlet 7, a concentration sensor 10 is arranged inside the protective box 8.

Further, an alarm 11 is arranged at a position of the hydrogen storage tank 1 close to the protective box 8, and the alarm 11 is electrically connected with the concentration sensor 10.

Further, the fiber winding layer 3 is made of carbon fiber or glass fiber.

Further, the thickness of the explosion-proof interlayer 4 is not less than 10 mm.

Further, the antistatic layer 6 is a copper mesh layer or an antistatic coating.

Further, the guard ring 12 is a flexible material.

The working principle is as follows: the epoxy resin or the explosion-proof daub is used as an explosion-proof filling material, so that the stability is good, and the requirement of explosion-proof safety is met; the antistatic layer 6 is arranged on the inner tank 2 and the outer tank 5, so that the probability of explosion caused by static electricity in the transportation process is reduced; the protective ring 12 is arranged outside the hydrogen storage tank 1, so that potential safety hazards caused by collision and friction of the hydrogen storage tank 1 in the transportation process are facilitated; import and export 7 through importing and exporting 7 at hydrogen and setting up protective housing 8 and protecting hydrogen, prevent the potential safety hazard that the valve caused of touching unintentionally, through set up concentration sensor 10 in protective housing 8, monitor hydrogen concentration in protective housing 8, prevent the potential safety hazard that hydrogen leakage caused to carry out the outside warning through the condition of siren 11 to monitoring, further improve the safety and protection performance.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a hydrogen is carried and is used explosion-proof storage device, includes hydrogen storage tank (1), hydrogen storage tank (1) imports and exports (7) including inner tank (2), explosion-proof intermediate layer (4), outer jar (5), hydrogen, the peripheral cladding of inner tank (2) is equipped with fibre winding layer (3), be explosion-proof intermediate layer (4) between fibre winding layer (3) and outer jar (5), explosion-proof intermediate layer (4) intussuseption is filled with explosion-proof material, it leads to hydrogen imports and exports (7) outside hydrogen storage tank (1) jar to be equipped with from inner tank (2) on hydrogen storage tank (1), be equipped with the valve on hydrogen imports and exports (7), its characterized in that: explosion-proof material in the explosion-proof intermediate layer (4) is epoxy or explosion-proof clay, hugs closely the inner wall of inner tank (2) and the outer wall of outer jar (5) all are equipped with antistatic backing (6), the even cover in hydrogen storage tank (1) peripheral interval is equipped with guard ring (12), hydrogen import and export (7) outside cover is equipped with protective housing (8), just offer lid (9) that can open and shut to hydrogen import and export (7) mouth of pipe orientation on protective housing (8), protective housing (8) inside is equipped with concentration sensor (10).

2. An explosion-proof storage device for hydrogen gas transportation according to claim 1, wherein: the hydrogen storage tank (1) is equipped with siren (11) near the position of protective housing (8), siren (11) and concentration sensor (10) electric connection.

3. An explosion-proof storage device for hydrogen transportation according to claim 1, characterized in that: the fiber winding layer (3) is made of carbon fiber or glass fiber.

4. An explosion-proof storage device for hydrogen gas transportation according to claim 1, wherein: the thickness of the explosion-proof interlayer (4) is not less than 10 mm.

5. An explosion-proof storage device for hydrogen gas transportation according to claim 1, wherein: the anti-static layer (6) is a copper mesh layer or an anti-static coating.

6. An explosion-proof storage device for hydrogen gas transportation according to claim 1, wherein: the guard ring (12) is made of flexible material.