CN117470452A - Leakage monitoring device and method for hydrogen energy storage container - Google Patents
Leakage monitoring device and method for hydrogen energy storage container Download PDFInfo
- Publication number
- CN117470452A CN117470452A CN202311417296.2A CN202311417296A CN117470452A CN 117470452 A CN117470452 A CN 117470452A CN 202311417296 A CN202311417296 A CN 202311417296A CN 117470452 A CN117470452 A CN 117470452A
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- China
- Prior art keywords
- energy storage
- storage container
- hydrogen energy
- hydrogen
- sealing sleeve
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000001257 hydrogen Substances 0.000 title claims abstract description 92
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 92
- 238000004146 energy storage Methods 0.000 title claims abstract description 51
- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims description 17
- 238000007789 sealing Methods 0.000 claims abstract description 81
- 238000012544 monitoring process Methods 0.000 claims abstract description 21
- 239000003973 paint Substances 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 16
- 230000008569 process Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to the technical field of hydrogen energy storage containers, and discloses an air leakage monitoring device for a hydrogen energy storage container, which comprises a hydrogen energy storage container body and an air inlet pipeline which is communicated with one side of the hydrogen energy storage container body, wherein a monitoring component is arranged on the air inlet pipeline, the monitoring component comprises a sealing sleeve fixedly arranged on the side wall of the hydrogen energy storage container body and a sealing cover arranged on one side of the sealing sleeve, the sealing sleeve is sleeved on the air inlet pipeline, a display component is arranged on the sealing sleeve, hydrogen is conveyed into the hydrogen energy storage container body through the air inlet pipeline, the pressure in the small pipeline is increased under the cooperation of the sealing cover, the sealing sleeve, the air inlet pipeline, the hydrogen energy storage container body, the small pipeline and an indication rod, at the moment, the air pushes a piston and the indication rod to slide along the small pipeline, and the surface of the indication rod is coated with red paint, so that the hydrogen leakage can be monitored conveniently, and observation by observers is also facilitated.
Description
Technical Field
The invention relates to the technical field of hydrogen energy storage containers, in particular to a gas leakage monitoring device and a monitoring method for a hydrogen energy storage container.
Background
At present, since the scientific research results of China in the aspect of monitoring, early warning and managing and controlling systems of leaked hydrogen are very few, hydrogen storage is an important link in the rapid development of hydrogen energy, and hydrogen leakage monitoring, early warning and managing and controlling in the hydrogen storage process are one of the safety guarantees of the healthy development of hydrogen energy.
In general, a hydrogen storage container is externally connected with a hydrogen source through a connecting pipeline of the hydrogen storage container, and the hydrogen storage container enters the hydrogen storage container, so that the hydrogen storage container is used for a long time, the joint of the connecting pipeline and the hydrogen storage container is cracked to cause hydrogen leakage, the hydrogen leakage caused by the occurrence of the crack belongs to fine change, a user cannot find out timely, and the user is required to hold a gas leakage detection device to detect slower detection efficiency and harder to monitor timely; therefore, the existing demand is not satisfied, and for this reason, we propose a leakage monitoring device and a monitoring method for a hydrogen energy storage container.
Disclosure of Invention
The invention provides a leakage monitoring device and a monitoring method for a hydrogen energy storage container, which have the beneficial effects of timely and effectively monitoring the leakage of hydrogen and conveniently detecting the leakage of the hydrogen, and solve the problems that the joint of a connecting pipeline and the hydrogen storage container in the prior art has cracks to cause the leakage of the hydrogen, a user cannot timely find the leakage, the detection efficiency is relatively low and the monitoring is relatively difficult to timely perform because the user is required to hold the leakage detection device.
The invention provides the following technical scheme: the leakage monitoring device for the hydrogen energy storage container comprises a hydrogen energy storage container body and an air inlet pipeline which is communicated with one side of the hydrogen energy storage container body, wherein a monitoring assembly is arranged on the air inlet pipeline;
the monitoring assembly comprises a sealing sleeve fixedly mounted on the side wall of the hydrogen energy storage container body and a sealing cover arranged on one side of the sealing sleeve, the sealing sleeve is sleeved on the air inlet pipeline, and the assembly is displayed on the sealing sleeve;
the display assembly comprises a plurality of tiny pipelines which are communicated with each other and arranged on the sealing sleeve.
As an alternative to the leakage monitoring device for a hydrogen energy storage container according to the present invention, wherein: and a rubber gasket is fixedly arranged on the side wall of the sealing cover.
As an alternative to the leakage monitoring device for a hydrogen energy storage container according to the present invention, wherein: a limiting component is arranged between the sealing sleeve and the sealing cover;
the limiting assembly comprises a connecting panel fixedly mounted on the sealing cover and a limiting column fixedly mounted on the side wall of the connecting panel, a limiting panel is fixedly mounted at the upper end of the sealing sleeve, limiting holes are formed in the side wall of the limiting panel, the limiting column is inserted into the corresponding limiting holes, a mounting pore canal is formed in the limiting column, trapezoidal blocks are symmetrically and slidably arranged on the mounting pore canal, and a first spring is arranged between the two trapezoidal blocks.
As an alternative to the leakage monitoring device for a hydrogen energy storage container according to the present invention, wherein: the side wall of the sealing sleeve is provided with a mounting groove, the side wall of the mounting groove is fixedly connected with a second spring, the side wall of the sealing cover is fixedly provided with a guide rod, and the guide rod is inserted into the corresponding mounting groove.
As an alternative to the leakage monitoring device for a hydrogen energy storage container according to the present invention, wherein: the display assembly further comprises an indication rod fixedly arranged on the corresponding small pipeline and a piston fixedly arranged at the lower end of the indication rod.
As an alternative to the leakage monitoring device for a hydrogen energy storage container according to the present invention, wherein: and a connecting ring is fixedly arranged on the axial side wall of the small pipeline, and the piston is attached to the connecting ring.
As an alternative to the leakage monitoring device for a hydrogen energy storage container according to the present invention, wherein: a monitoring method of a leakage monitoring device for a hydrogen energy storage container, comprising the steps of:
s1, conveying hydrogen into a hydrogen energy storage container body through an air inlet pipeline, and then attaching a sealing cover to a sealing sleeve;
s2, when the joint of the air inlet pipeline and the hydrogen energy storage container body generates hydrogen leakage, the leakage at the joint cannot occur large-scale phenomenon, and the leakage phenomenon is smaller, and a sealed space is formed after the sealing sleeve is attached to the sealing cover;
s3, when hydrogen leaks, the pressure in the sealing sleeve is increased, and the gas leaked into the sealing sleeve from the hydrogen energy storage container body can quickly enter the fine pipeline due to the smaller diameter of the inner sleeve of the fine pipeline;
s4, because the aperture is smaller, the pressure in the tiny pipeline communicated with the sealing sleeve is increased, and at the moment, the gas pushes the piston and the indicating rod to slide along the tiny pipeline;
s5, because the surface of the indication rod is coated with red paint, the hydrogen leakage can be conveniently monitored, and the observation of observers is also facilitated
The invention has the following beneficial effects:
1. the hydrogen is conveyed into the hydrogen energy storage container body through the air inlet pipeline, under the cooperation of the sealing cover, the sealing sleeve, the air inlet pipeline, the hydrogen energy storage container body, the tiny pipeline and the indicating rod, the pressure in the tiny pipeline is increased, the tiny change can be amplified through the arrangement of the tiny pipeline due to the fact that the hydrogen is leaked, at the moment, the gas pushes the piston and the indicating rod to slide along the tiny pipeline, and red paint is fully coated on the surface of the indicating rod, so that the hydrogen leakage can be conveniently monitored, and observation of observers is also facilitated.
2. Under the cooperation of sealed lid, sealed sleeve, spacing post, spacing hole, trapezoidal piece, installation pore and first spring, the first spring pops out trapezoidal piece, and trapezoidal piece pops out the time, just in time contacts with the lateral wall of restriction panel, realizes sealed lid and sealed telescopic spacing, and sealed lid can extrude the rubber packing ring simultaneously, further guarantees to seal and can not take place hydrogen leakage between sealed lid and the sealed sleeve two.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of a monitoring assembly according to the present invention.
Fig. 3 is an enlarged view of fig. 2 a in accordance with the present invention.
FIG. 4 is a schematic view showing the structure of the joint between the display assembly and the sealing sleeve.
Fig. 5 is a schematic structural diagram of a limiting component according to the present invention.
In the figure: 1. a hydrogen energy storage container body; 2. a monitoring component; 21. sealing cover; 22. a sealing sleeve; 23. a rubber gasket; 3. a display assembly; 31. a fine pipe; 32. an indication rod; 33. a connecting ring; 34. a piston; 4. an air intake duct; 5. a limit component; 51. a connection panel; 52. a limit column; 53. a trapezoid block; 54. a limiting panel; 55. a limiting hole; 56. installing a duct; 57. a first spring; 6. a mounting groove; 7. a second spring; 8. and a guide rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-5, an air leakage monitoring device for a hydrogen energy storage container includes a hydrogen energy storage container body 1 and an air inlet pipeline 4 which is communicated with one side of the hydrogen energy storage container body 1, wherein a monitoring component 2 is arranged on the air inlet pipeline 4;
the monitoring assembly 2 comprises a sealing sleeve 22 fixedly arranged on the side wall of the hydrogen energy storage container body 1 and a sealing cover 21 arranged on one side of the sealing sleeve 22, the sealing sleeve 22 is sleeved on the air inlet pipeline 4, and the assembly 3 is displayed on the sealing sleeve 22;
the display assembly 3 comprises a plurality of tiny pipelines 31 which are communicated with each other and arranged on the sealing sleeve 22, the tiny pipelines 31 are arranged, the tiny changes are caused by hydrogen leakage, the phenomenon of tiny changes of the leakage of the hydrogen can be amplified through the tiny pipelines, and the observation personnel can monitor timely.
A rubber gasket 23 is fixedly arranged on the side wall of the sealing cover 21, so that the tightness between the sealing sleeve 22 and the sealing cover 21 is ensured.
The display assembly 3 further comprises an indication rod 32 fixedly installed on the corresponding fine pipeline 31 and a piston 34 fixedly installed at the lower end of the indication rod 32, and hydrogen cannot leak out of a gap between the fine pipeline 31 and the piston 34 through the arrangement of the piston 34, and as can be seen from fig. 4, the fine pipeline 31 is communicated with the inner cavity of the sealing sleeve 22.
It should be noted that: the gap between the sealing sleeve 22 and the air inlet pipeline 4 is smaller, so that the small pipeline 31 can rapidly react when the hydrogen energy storage container body 1 just leaks, and the efficiency of hydrogen monitoring is further ensured.
The connecting ring 33 is fixedly arranged on the axial side wall of the fine pipeline 31, the piston 34 is attached to the connecting ring 33, and the piston 34 can be prevented from falling into the sealing sleeve 22 through the arrangement of the connecting ring 33.
In this embodiment: the hydrogen is conveyed into the hydrogen energy storage container body 1 through the air inlet pipeline 4, then the sealing cover 21 is attached to the sealing sleeve 22, when the air leakage of the hydrogen occurs at the joint of the air inlet pipeline 4 and the hydrogen energy storage container body 1, the air leakage of the large-scale phenomenon cannot occur, the air leakage phenomenon is smaller, the sealing sleeve 22 is attached to the sealing cover 21 and then is a sealed space, when the hydrogen leakage occurs, the pressure in the sealing sleeve 22 is increased, the diameter of the inner sleeve of the tiny pipeline 31 is smaller, the gas leaked into the sealing sleeve 22 from the hydrogen energy storage container body 1 can quickly enter the tiny pipeline 31, the pressure in the tiny pipeline 31 communicated with the sealing sleeve 22 is also increased due to the smaller aperture, and at the moment, the gas pushes the piston 34 and the indicating rod 32 to slide along the tiny pipeline 31, and the surface of the indicating rod 32 is coated with red paint, so that the hydrogen leakage can be conveniently monitored, and the observation of observers is also convenient.
Example 2
The present embodiment is an improvement on the basis of embodiment 1, specifically referring to fig. 3 and 5, a limiting component 5 is disposed between the sealing sleeve 22 and the sealing cover 21;
the limiting assembly 5 comprises a connecting panel 51 fixedly installed on the sealing cover 21 and a limiting column 52 fixedly installed on the side wall of the connecting panel 51, a limiting panel 54 is fixedly installed at the upper end of the sealing sleeve 22, limiting holes 55 are formed in the side wall of the limiting panel 54, the limiting column 52 is inserted into the corresponding limiting holes 55, mounting holes 56 are formed in the limiting column 52, trapezoid blocks 53 are symmetrically and slidably arranged on the mounting holes 56, and a first spring 57 is arranged between the two trapezoid blocks 53.
The mounting groove 6 has been seted up on the lateral wall of sealed sleeve 22, fixedly connected with second spring 7 on the lateral wall of mounting groove 6, fixedly mounted on the lateral wall of sealed lid 21 guide arm 8, guide arm 8 alternates in corresponding mounting groove 6, sealed lid 21 and sealed sleeve 22 are at the in-process of installation, guide arm 8 removes along mounting groove 6, it extrudees second spring 7 simultaneously, when sealed lid 21 releases spacing, guide arm 8 will receive the elasticity of second spring 7 to resume initial position, in the secondary process, guide arm 8 will drive sealed lid 21 can be quick keep away from sealed sleeve 22.
In this embodiment, first, when the sealing cover 21 and the sealing sleeve 22 are installed, the limiting post 52 on the sealing cover 21 is inserted into the corresponding limiting hole 55, in the inserting process, the trapezoid block 53 on the limiting post 52 is pressed against the inclined side wall, the trapezoid block 53 slides along the installation hole 56, in the sliding process, the trapezoid block 53 presses the first spring 57, when the trapezoid block 53 is separated from the limiting hole 55, the trapezoid block 53 can be sprung out by the elastic force of the first spring 57, and when the trapezoid block 53 is sprung out, the trapezoid block is just contacted with the side wall of the limiting panel 54, so that the limiting of the sealing cover 21 and the sealing sleeve 22 is realized, meanwhile, the sealing cover 21 presses the rubber gasket 23, and further, no hydrogen leakage between the sealing cover 21 and the sealing sleeve 22 is ensured.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (7)
1. The utility model provides a gas leakage monitoring devices for hydrogen energy storage container, includes hydrogen energy storage container body (1) and intercommunication setting at hydrogen energy storage container body (1) one side admission line (4), its characterized in that: the air inlet pipeline (4) is provided with a monitoring component (2);
the monitoring assembly (2) comprises a sealing sleeve (22) fixedly arranged on the side wall of the hydrogen energy storage container body (1) and a sealing cover (21) arranged on one side of the sealing sleeve (22), the sealing sleeve (22) is sleeved on the air inlet pipeline (4), and the assembly (3) is displayed on the sealing sleeve (22);
the display assembly (3) comprises a plurality of tiny pipelines (31) which are communicated and arranged on the sealing sleeve (22).
2. A gas leakage monitoring device for a hydrogen energy storage container according to claim 1, wherein: a rubber gasket (23) is fixedly arranged on the side wall of the sealing cover (21).
3. A gas leakage monitoring device for a hydrogen energy storage container according to claim 2, wherein: a limiting component (5) is arranged between the sealing sleeve (22) and the sealing cover (21);
limiting component (5) are including connecting panel (51) and fixed mounting spacing post (52) on connecting panel (51) lateral wall on sealed lid (21), the upper end fixed mounting of sealed sleeve (22) has limiting panel (54), limiting hole (55) have been seted up on limiting panel (54) lateral wall, spacing post (52) alternate in corresponding limiting hole (55), install duct (56) have been seted up on spacing post (52), symmetry slip is provided with trapezoidal piece (53) on installing duct (56), two be provided with first spring (57) between trapezoidal piece (53).
4. A gas leakage monitoring device for a hydrogen energy storage container according to claim 3, wherein: the side wall of the sealing sleeve (22) is provided with a mounting groove (6), the side wall of the mounting groove (6) is fixedly connected with a second spring (7), the side wall of the sealing cover (21) is fixedly provided with a guide rod (8), and the guide rod (8) is inserted into the corresponding mounting groove (6).
5. A gas leakage monitoring device for a hydrogen energy storage container according to claim 1, wherein: the display assembly (3) further comprises an indication rod (32) fixedly arranged on the corresponding small pipeline (31) and a piston (34) fixedly arranged at the lower end of the indication rod (32).
6. The gas leakage monitoring device for a hydrogen energy storage container according to claim 5, wherein: and a connecting ring (33) is fixedly arranged on the axial side wall of the small pipeline (31), and the piston (34) is attached to the connecting ring (33).
7. The method for monitoring a leak gas monitoring apparatus for a hydrogen energy storage container according to claim 6, wherein: the method comprises the following steps:
s1, conveying hydrogen into a hydrogen energy storage container body (1) through an air inlet pipeline (4), and then attaching a sealing cover (21) to a sealing sleeve (22);
s2, when the joint of the air inlet pipeline (4) and the hydrogen energy storage container body (1) is subjected to hydrogen gas leakage, the large-scale phenomenon of the hydrogen gas leakage cannot occur, the phenomenon of the hydrogen gas leakage is smaller, and a sealed space is formed after the sealing sleeve (22) is attached to the sealing cover (21);
s3, when hydrogen leaks, the pressure in the sealing sleeve (22) is increased, and the gas leaked into the sealing sleeve (22) by the hydrogen energy storage container body (1) can quickly enter the fine pipeline (31) because the diameter of the inner sleeve of the fine pipeline (31) is smaller;
s4, because the aperture is smaller, the pressure in the tiny pipeline (31) communicated with the sealing sleeve (22) is increased along with the tiny pipeline (31), and at the moment, the gas pushes the piston (34) and the indication rod (32) to slide along the tiny pipeline (31);
s5, the surface of the indication rod (32) is coated with red paint, so that hydrogen leakage can be conveniently monitored, and observation by observers is facilitated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311417296.2A CN117470452A (en) | 2023-10-30 | 2023-10-30 | Leakage monitoring device and method for hydrogen energy storage container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311417296.2A CN117470452A (en) | 2023-10-30 | 2023-10-30 | Leakage monitoring device and method for hydrogen energy storage container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117470452A true CN117470452A (en) | 2024-01-30 |
Family
ID=89632436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311417296.2A Pending CN117470452A (en) | 2023-10-30 | 2023-10-30 | Leakage monitoring device and method for hydrogen energy storage container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117470452A (en) |
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2023
- 2023-10-30 CN CN202311417296.2A patent/CN117470452A/en active Pending
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