CN218381453U - Hydrogen leakage alarm device for hydrogen storage tank - Google Patents

Hydrogen leakage alarm device for hydrogen storage tank Download PDF

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Publication number
CN218381453U
CN218381453U CN202222777362.4U CN202222777362U CN218381453U CN 218381453 U CN218381453 U CN 218381453U CN 202222777362 U CN202222777362 U CN 202222777362U CN 218381453 U CN218381453 U CN 218381453U
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China
Prior art keywords
hydrogen
storage tank
hydrogen storage
alarm device
leakage alarm
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CN202222777362.4U
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Chinese (zh)
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刘威
邓沅
赵鑫
蒙丽娟
刘哲
赵义轩
闫和平
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Inner Mongolia Chaoke Gas Technology Co ltd
Inner Mongolia Rare Earth Functional Material Innovation Center Co ltd
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Inner Mongolia Chaoke Gas Technology Co ltd
Inner Mongolia Rare Earth Functional Material Innovation Center Co ltd
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Priority to CN202222777362.4U priority Critical patent/CN218381453U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/32—Hydrogen storage

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Abstract

The utility model discloses a hydrogen leakage alarm device for a hydrogen storage tank, which comprises a hydrogen storage tank, wherein the bottom end of the hydrogen storage tank is provided with a tank seat, one side of the tank seat is provided with a connecting seat, and one end of the connecting seat, which is close to a gas injection port of the hydrogen storage tank, is provided with a quick connecting component; the one end that quick coupling assembling kept away from the connecting seat is provided with the connecting rod, and the one end that quick coupling assembling was kept away from to the connecting rod extends to the side of hydrogen storage tank gas injection mouth and is connected with hydrogen detection mechanism. The utility model discloses the stability in use is high, is applicable to the hydrogen concentration detection of hydrogen holding vessel to detection that can be timely when hydrogen leaks, and then can report to the police.

Description

Hydrogen leakage alarm device for hydrogen storage tank
Technical Field
The utility model relates to a hydrogen leaks the alarm device field, particularly, relates to a hydrogen leaks alarm device for hydrogen holding vessel.
Background
Hydrogen is a clean and efficient secondary energy source. The hydrogen storage tank is used as a tool for storing hydrogen, and the use safety of the hydrogen storage tank is very important for the storage and application of hydrogen. With the development of hydrogen energy, hydrogen storage and transportation gradually become an important link for connecting upstream hydrogen production and downstream hydrogen utilization, but in the hydrogen storage and transportation process, the leakage problem becomes a key factor for restricting safe storage and transportation, a hydrogen leakage alarm device with good stability designed for a hydrogen storage tank is absent in the prior art, and the timeliness is poor when technicians detect the leakage problem of the hydrogen storage tank.
Chinese granted patent number is 202121954259.1, the utility model discloses a hydrogen leakage alarm device for hydrogen holding vessel discloses alarm device body, exploration arm, speaker, LED lamp area and spout, can be used for the hydrogen leakage detection of hydrogen holding vessel. However, the above device has the following problems in specific use: the device installs the alarm device body at the terminal surface of hydrogen storage jar through the magnet piece, because the terminal surface of hydrogen storage jar is ARC structure, is stable inadequately when consequently alarm device body installation, has the possibility that the alarm device body drops, and stability is high inadequately when consequently specifically using.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a hydrogen leakage alarm device for hydrogen holding vessel possesses the stability in use height, the advantage of the detection that can be timely when hydrogen leaks, and then stable problem inadequately when having solved alarm device body installation.
(II) technical scheme
For realizing above-mentioned stability in use height, the advantage of the detection that can be timely when hydrogen leaks, the utility model discloses a concrete technical scheme as follows:
a hydrogen leakage alarm device for a hydrogen storage tank comprises the hydrogen storage tank, wherein a tank seat is arranged at the bottom end of the hydrogen storage tank, a connecting seat is arranged on one side of the tank seat, and a quick connecting assembly is arranged at one end, close to an air injection port of the hydrogen storage tank, of the connecting seat; the one end that quick coupling assembling kept away from the connecting seat is provided with the connecting rod, and the one end that quick coupling assembling was kept away from to the connecting rod extends to the side of hydrogen storage tank gas injection mouth and is connected with hydrogen detection mechanism.
Further, in order to make the utility model discloses an installation that the device can stabilize on the hydrogen holding vessel, stability when improving the device and using, the connecting seat is provided with a plurality of mounting holes including setting up the mounting panel in tank tower one side on the mounting panel, one side of mounting panel is provided with the bolt, and the one end of bolt runs through the lateral wall of mounting hole and tank tower in proper order and is connected with the nut.
Furthermore, in order to enable the hydrogen detection mechanism to be rapidly installed and detached and further prevent the hydrogen detection mechanism from colliding with other places when the hydrogen storage tank is moved, so that transportation is safer, the rapid connection assembly comprises a cylinder arranged at one end, close to an air injection port of the hydrogen storage tank, of the installation plate, and external threads are arranged on the outer side of the cylinder; the outer side wall of one end of the cylinder, which is far away from the mounting plate, is provided with an inclined plane, a plurality of openings are circumferentially arranged at the inclined plane by taking the center of the cylinder as a base point, and the cylinder is provided with a connecting rod; the quick connecting assembly also comprises a nut block in threaded connection with the outer side wall of the cylinder, and an extrusion block is arranged on the inner side wall of one end, far away from the mounting plate, of the nut block; the extrusion block is arranged to be of an inclined surface structure, and the direction of the inclined surface structure is the same as that of the inclined surface.
Further, in order to detect the hydrogen concentration of hydrogen holding vessel gas injection mouth department, and then can be timely report to the police after hydrogen leakage and concentration exceed standard, reduced the possibility that the dangerous condition takes place, improved the security, hydrogen detection mechanism is including setting up the casing of keeping away from quick connect assembly one end at the connecting rod, the inside of casing is provided with hydrogen and detects alarm module, the lateral wall of casing is connected with the collecting duct, collecting duct and the inside intercommunication of casing.
Further, in order to improve the passing speed of gas, and then can be faster detect the hydrogen concentration of hydrogen holding vessel gas injection mouth department, the one end inside that the collection pipeline is close to hydrogen holding vessel gas injection mouth is provided with the accelerating tube, and the one end that the accelerating tube is close to the casing is provided with the expansion pipe.
(III) advantageous effects
Compared with the prior art, the utility model provides a hydrogen leakage alarm device for hydrogen holding vessel possesses following beneficial effect:
(1) The utility model discloses the stability in use is high, is applicable to the hydrogen concentration detection of hydrogen holding vessel to detection that can be timely when hydrogen leaks, and then can report to the police.
(2) Through setting up the connecting seat, thereby make the utility model discloses an installation that the device can stabilize on the hydrogen holding vessel, stability when improving the device and using, and through setting up quick coupling assembling to make installation and the dismantlement that hydrogen detection mechanism can be quick, and then when removing the hydrogen holding vessel, can avoid hydrogen detection mechanism to collide with other places, make the transportation safer.
(3) By arranging the hydrogen detection mechanism, the hydrogen concentration at the gas injection port of the hydrogen storage tank can be detected, and then an alarm can be given in time after the hydrogen leaks and exceeds the standard, so that the possibility of dangerous conditions is reduced, and the safety is improved; through setting up accelerating tube, expansion pipe to can improve gaseous current speed, and then can be faster detect the hydrogen concentration of hydrogen holding vessel gas injection mouth department.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a hydrogen leakage alarm device for a hydrogen storage tank according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of another angle of the hydrogen leakage alarm device for a hydrogen storage tank according to the embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a perspective assembly view of the quick connection assembly of the hydrogen leakage alarm device for a hydrogen storage tank according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of an extrusion block in a hydrogen leakage alarm device for a hydrogen storage tank according to an embodiment of the present invention;
fig. 6 is a schematic view of the internal structure of a housing in a hydrogen leakage alarm device for a hydrogen storage tank according to an embodiment of the present invention;
fig. 7 is a schematic diagram of the internal structure of the collecting pipeline in the hydrogen leakage alarm device for the hydrogen storage tank according to the embodiment of the present invention.
In the figure:
1. a hydrogen storage tank; 2. a tank base; 3. a connecting seat; 301. mounting a plate; 302. mounting holes; 303. a bolt; 304. a nut; 4. a quick connect assembly; 401. a cylinder; 402. an external thread; 403. a bevel; 404. An opening; 405. a nut block; 406. extruding the block; 5. a connecting rod; 6. a hydrogen detection mechanism; 601. a housing; 602. a hydrogen detection alarm module; 603. a collection pipe; 604. an accelerating tube; 605. and (4) expanding the tube.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a hydrogen leakage alarm device for hydrogen holding vessel.
Referring to the drawings and the detailed description, as shown in fig. 1-2, the hydrogen leakage alarm device for a hydrogen storage tank according to the embodiment of the present invention comprises a hydrogen storage tank 1, wherein a tank base 2 is arranged at the bottom end of the hydrogen storage tank 1, a connecting seat 3 is arranged at one side of the tank base 2, and a quick connection assembly 4 is arranged at one end of the connecting seat 3 close to a gas injection port of the hydrogen storage tank 1; the one end that quick connect assembly 4 kept away from connecting seat 3 is provided with connecting rod 5, and the one end that quick connect assembly 4 was kept away from to connecting rod 5 extends to the side of 1 gas injection mouth of hydrogen holding vessel and is connected with hydrogen detection mechanism 6.
With the help of the above technical scheme, the utility model discloses the stability in use is high, is applicable to the hydrogen concentration detection of hydrogen holding vessel 1 to detection that can be timely when hydrogen leaks, and then can report to the police.
As shown in fig. 3, in an embodiment, for the above-mentioned connecting seat 3, the connecting seat 3 includes a mounting plate 301 disposed on one side of the tank seat 2, a plurality of mounting holes 302 are disposed on the mounting plate 301, a bolt 303 is disposed on one side of the mounting plate 301, the bolt 303 adopts an inner hexagon bolt or an outer hexagon bolt, and one end of the bolt 303 sequentially penetrates through the mounting holes 302 and the side wall of the tank seat 2 and is connected with a nut 304, thereby the device of the present invention can be stably mounted on the hydrogen storage tank 1, and the stability of the device during use is improved.
As shown in fig. 4 to 5, in one embodiment, for the above-mentioned quick-connect assembly 4, the quick-connect assembly 4 includes a cylinder 401 disposed at one end of the mounting plate 301 near the gas injection port of the hydrogen storage tank 1, and the outside of the cylinder 401 is provided with an external thread 402; the outer side wall of one end of the cylinder 401, which is far away from the mounting plate 301, is provided with an inclined surface 403, a plurality of openings 404 are circumferentially arrayed at the inclined surface 403 and by taking the center of the cylinder 401 as a base point, and the cylinder 401 is provided with a connecting rod 5; the quick connection assembly 4 further comprises a nut block 405 in threaded connection with the outer side wall of the cylinder 401, and an extrusion block 406 is arranged on the inner side wall of one end, away from the mounting plate 301, of the nut block 405; the extrusion piece 406 sets up to the inclined plane structure, and the orientation of inclined plane structure is the same with the orientation of inclined plane 403 to make installation and dismantlement that hydrogen detection mechanism 6 can be quick, and then when removing hydrogen holding vessel 1, can avoid hydrogen detection mechanism 6 to collide with other places, make the transportation safer.
The working principle of the quick connection assembly 4 is as follows: the nut block 405 is rotated to move the nut block 405 toward the mounting plate 301, the pressing block 406 presses the inclined surface 403 having a plurality of openings, and the inclined surface 403 presses the connecting rod 5 to fix the connecting rod 5, and when the connecting rod 5 is released, the above-mentioned movements are reversed.
As shown in fig. 6-7, in an embodiment, for the above-mentioned hydrogen gas detection mechanism 6, the hydrogen gas detection mechanism 6 includes a housing 601 disposed at one end of the connecting rod 5 far from the quick connection component 4, a hydrogen gas detection alarm module 602 is disposed inside the housing 601, the model of the hydrogen gas detection alarm module 602 may adopt MQ-8 series, when hydrogen gas exists in the environment where the hydrogen gas detection alarm module 602 is located, the conductivity of the hydrogen gas detection alarm module 602 increases with the increase of hydrogen gas concentration, and the hydrogen gas concentration signal is converted into a voltage signal or a current signal and transmitted to an alarm instrument, and is reminded or warned in the form of sound, light, air pressure, etc. (which is conventional technology and will not be described in detail here), a collecting pipe 603 is connected to the side wall of the housing 601, and the collecting pipe 603 is communicated with the inside the housing 601; an accelerating tube 604 is arranged in one end, close to a gas injection port of the hydrogen storage tank 1, of the collecting pipeline 603, and an expanding tube 605 is arranged at one end, close to the shell 601, of the accelerating tube 604, so that the concentration of hydrogen at the gas injection port of the hydrogen storage tank 1 can be detected, an alarm can be given in time after the hydrogen leaks and exceeds the standard, the possibility of dangerous situations is reduced, and the safety is improved; through setting up accelerating tube 604, expansion pipe 605 to can improve gaseous current speed, and then can be faster detect the hydrogen concentration of hydrogen holding vessel 1 gas injection mouth department.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
In practical application, the connecting rod 5 connected to the hydrogen gas detection mechanism 6 is inserted into the cylinder 401, and then the nut block 405 is rotated, so that the nut block 405 moves toward the mounting plate 301, the inclined surface 403 with a plurality of openings is pressed by the pressing block 406, and then the connecting rod 5 is pressed by the inclined surface 403 and the connecting rod 5 is fixed.
When hydrogen leaked, hydrogen entered collecting pipe 603, when passing through accelerating tube 604 and expanding tube 605, utilized the Laval principle for the gas flow rate accelerates, and detects hydrogen concentration through hydrogen detection alarm module 602.
To sum up, the utility model discloses the stability in use is high, is applicable to the hydrogen concentration detection of hydrogen holding vessel 1 to detection that can be timely when hydrogen leaks, and then can report to the police. Through setting up connecting seat 3, thereby make the utility model discloses an installation that the device can stabilize on hydrogen holding vessel 1, stability when improving the device and using, and through setting up quick coupling assembling 4 to make installation and dismantlement that hydrogen detection mechanism 6 can be quick, and then when removing hydrogen holding vessel 1, can avoid hydrogen detection mechanism 6 to collide with other places, make the transportation safer. By arranging the hydrogen detection mechanism 6, the hydrogen concentration at the gas injection port of the hydrogen storage tank 1 can be detected, and then an alarm can be given in time after the hydrogen leaks and exceeds the standard, so that the possibility of dangerous situations is reduced, and the safety is improved; through setting up accelerating tube 604, expansion pipe 605 to can improve gaseous current speed, and then can be faster detect the hydrogen concentration of hydrogen gas storage tank 1 gas injection mouth department.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a hydrogen leakage alarm device for hydrogen storage tank, includes hydrogen storage tank (1), the bottom of this hydrogen storage tank (1) is provided with tank tower (2), its characterized in that:
a connecting seat (3) is arranged on one side of the tank seat (2), and a quick connecting assembly (4) is arranged at one end, close to a gas injection port of the hydrogen storage tank (1), of the connecting seat (3);
quick coupling assembling (4) are kept away from the one end of connecting seat (3) is provided with connecting rod (5), connecting rod (5) are kept away from the one end of quick coupling assembling (4) extends to the side of hydrogen holding vessel (1) gas injection mouth is connected with hydrogen detection mechanism (6).
2. The hydrogen leakage alarm device for the hydrogen storage tank as claimed in claim 1, wherein the connecting base (3) comprises a mounting plate (301) arranged on one side of the tank base (2), the mounting plate (301) is provided with a plurality of mounting holes (302), one side of the mounting plate (301) is provided with a bolt (303), and one end of the bolt (303) sequentially penetrates through the mounting holes (302) and the side wall of the tank base (2) and is connected with a nut (304).
3. The hydrogen leakage alarm device for the hydrogen storage tank according to claim 2, wherein the quick connection assembly (4) comprises a cylinder (401) disposed at one end of the mounting plate (301) close to the gas injection port of the hydrogen storage tank (1), and the outside of the cylinder (401) is provided with an external thread (402);
the outer side wall of one end, far away from the mounting plate (301), of the cylinder (401) is provided with an inclined plane (403), the inclined plane (403) is provided with a plurality of openings (404) in a circumferential array with the center of the cylinder (401) as a base point, and the cylinder (401) is provided with the connecting rod (5).
4. The hydrogen leakage alarm device for the hydrogen storage tank as claimed in claim 3, wherein the quick connection assembly (4) further comprises a nut block (405) in threaded connection with the outer side wall of the cylinder (401), and the inner side wall of the nut block (405) at the end far away from the mounting plate (301) is provided with a pressing block (406).
5. The hydrogen leakage alarm device for a hydrogen storage tank according to claim 4, wherein the pressing block (406) is provided in an inclined surface structure, and the inclined surface structure is oriented in the same direction as the inclined surface (403).
6. The hydrogen leakage alarm device for the hydrogen storage tank is characterized in that the hydrogen detection mechanism (6) comprises a shell (601) arranged at one end, far away from the quick connection assembly (4), of the connecting rod (5), a hydrogen detection alarm module (602) is arranged inside the shell (601), a collection pipeline (603) is connected to the side wall of the shell (601), and the collection pipeline (603) is communicated with the inside of the shell (601).
7. The hydrogen leakage alarm device for the hydrogen storage tank according to claim 6, wherein an accelerating tube (604) is arranged inside one end of the collecting pipe (603) close to the gas injection port of the hydrogen storage tank (1), and an expanding tube (605) is arranged at one end of the accelerating tube (604) close to the shell (601).
CN202222777362.4U 2022-10-20 2022-10-20 Hydrogen leakage alarm device for hydrogen storage tank Active CN218381453U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222777362.4U CN218381453U (en) 2022-10-20 2022-10-20 Hydrogen leakage alarm device for hydrogen storage tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222777362.4U CN218381453U (en) 2022-10-20 2022-10-20 Hydrogen leakage alarm device for hydrogen storage tank

Publications (1)

Publication Number Publication Date
CN218381453U true CN218381453U (en) 2023-01-24

Family

ID=84933486

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222777362.4U Active CN218381453U (en) 2022-10-20 2022-10-20 Hydrogen leakage alarm device for hydrogen storage tank

Country Status (1)

Country Link
CN (1) CN218381453U (en)

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