CN220269136U - Hydrogen leakage detection device for hydrogen adding station - Google Patents
Hydrogen leakage detection device for hydrogen adding station Download PDFInfo
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- CN220269136U CN220269136U CN202321597273.XU CN202321597273U CN220269136U CN 220269136 U CN220269136 U CN 220269136U CN 202321597273 U CN202321597273 U CN 202321597273U CN 220269136 U CN220269136 U CN 220269136U
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- hydrogen
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- box
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 223
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 223
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 163
- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 59
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008901 benefit Effects 0.000 abstract description 3
- 210000003128 head Anatomy 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Abstract
The utility model relates to the technical field of hydrogen leakage detection, in particular to a hydrogen leakage detection device of a hydrogen adding station, which comprises: the main body comprises a hydrogen tank and a control console, wherein a connecting pipe is connected to the surface of the hydrogen tank in a flange manner; the first detection mechanism comprises a connecting box, the connecting box is fixedly connected to the hydrogen tank and the connecting pipe, a first hydrogen sensor is fixedly connected to the surface of the connecting box, a first connecting line is fixedly connected to the surface of the first hydrogen sensor, and the first connecting line is fixedly connected to the control console. According to the hydrogen leakage detection device, the connecting box, the first hydrogen sensor, the first connecting circuit, the fixed block, the sealing pipe, the second hydrogen sensor and the second connecting circuit are used for guiding the leaked hydrogen at the joint of the hydrogen tank to the connecting box, so that the leakage detection of hydrogen in the hydrogen station is realized, the hydrogen concentration sensor is avoided, and the hydrogen leakage detection device has the advantages of long service life, high accuracy, high stability and the like.
Description
Technical Field
The utility model relates to the technical field of hydrogen leakage detection, in particular to a hydrogen leakage detection device for a hydrogen adding station.
Background
The hydrogen is called as three new energy together with solar energy and nuclear energy due to the advantages of high combustion efficiency, no pollution of products and the like. As a new energy source, hydrogen is widely used in the fields of aviation, power, locomotive fuel cells and the like. However, hydrogen molecules are very small, and are easy to leak in the process of storage and use, and because hydrogen is unfavorable for breathing, is colorless and odorless and cannot be detected by human noses, and the ignition point is only 585 ℃, the content of air is within the range of 4% -75%, and the hydrogen can explode when meeting open fire, so that the leakage of the hydrogen is required to be monitored in the use process of the hydrogen.
At present, hydrogen leakage monitoring mostly adopts a hydrogen concentration sensor, and has the problems of poor stability, weak sensitivity and output signals, short service life, high cost and the like. And along with the temperature change, the sensitivity and the accuracy of the hydrogen sensor have large fluctuation.
Disclosure of Invention
The utility model aims to provide a hydrogen leakage detection device of a hydrogen adding station, which aims to solve the problems in the background technology.
In order to achieve the above object, the present utility model provides a hydrogen leakage detection device for a hydrogen adding station, comprising:
the main body comprises a hydrogen tank and a control console, wherein a connecting pipe is connected to the surface of the hydrogen tank in a flange manner, a hydrogen transmission tank is fixedly connected to the surface of the connecting pipe, and the hydrogen transmission tank is connected to a pipeline of the hydrogen energy vehicle in a clamping manner;
the first detection mechanism comprises a connecting box, the connecting box is fixedly connected to the hydrogen tank and the connecting pipe, a first hydrogen sensor is fixedly connected to the surface of the connecting box, a first connecting line is fixedly connected to the surface of the first hydrogen sensor, and the first connecting line is fixedly connected to the control console.
Preferably, the second detection mechanism is arranged on the surface of the hydrogen conveying tank, the second detection mechanism comprises a fixed block, the fixed block is fixedly connected with the hydrogen conveying tank, a sealing pipe is fixedly connected with the fixed block on the surface, a second hydrogen sensor is fixedly connected with the sealing pipe on the surface, a second connecting line is fixedly connected with the second hydrogen sensor on the surface, the second connecting line is fixedly connected with the surface of the console, and the sealing pipe is sleeved on the surface of the hydrogen conveying tank.
Preferably, the connection box is cuboid, and the connection box is hollow.
Preferably, a plurality of groups of circular holes are formed in the surface of the connecting box, the connecting pipe is fixedly connected to the circular holes of the connecting box, and the outlet of the hydrogen tank is fixedly connected to the circular holes of the connecting box.
Preferably, the detection head of the first hydrogen sensor penetrates through the circular hole of the connecting box, the detection head of the first hydrogen sensor is arranged inside the connecting box, the detection head of the first hydrogen sensor detects the inside of the connecting box, and the detection head of the first hydrogen sensor transmits the data of the hydrogen inside the connecting box to the control console through the first connecting line.
Preferably, the fixed block is circular, the fixed block is provided with two groups, and the fixed blocks are fixedly connected at two ends of the sealing tube.
Preferably, the diameter of the sealing tube is larger than that of the hydrogen delivery tank, the sealing tube is fixed on the hydrogen delivery tank by the fixing block, the hydrogen delivery tank is wrapped by the sealing tube, a cavity is formed between the sealing tube and the hydrogen delivery tank, the detecting head of the second hydrogen sensor is connected to the cavity of the sealing tube and the hydrogen delivery tank, and the second hydrogen sensor transmits the data of the hydrogen in the cavity to the console through the second connecting line.
Compared with the prior art, the utility model has the beneficial effects that:
1. this hydrogen leakage detection device of hydrogen station through link box, first hydrogen sensor and first connecting wire, and the fixed block, the sealed tube, second hydrogen sensor and second connecting wire, can be with the hydrogen guide link box that hydrogen jar junction was revealed, first hydrogen sensor carries the control cabinet with the hydrogen data that the link box inside was detected again, can be with the cavity department of hydrogen guide hydrogen jar and sealed tube that hydrogen jar department was revealed simultaneously, rethread second hydrogen sensor passes through the second connecting wire with the hydrogen data transmission of hydrogen jar and sealed tube cavity department to the control cabinet, with this realization is to the leakage detection of hydrogen station hydrogen, avoided using hydrogen concentration sensor, the device has long service life, and precision is high, advantage such as stability is high.
Drawings
FIG. 1 is a diagram of a hydrogen leak detection apparatus for a hydrogen addition station according to the present utility model;
FIG. 2 is a schematic perspective view of the connection of the hydrogen tank and the connecting pipe in side view and cross section;
FIG. 3 is a schematic front perspective view of the connection of the hydrogen tank and the fixed block of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 1B according to the present utility model.
In the figure: 11. a hydrogen tank; 12. a connecting pipe; 13. a hydrogen delivery tank; 14. a hydrogen energy vehicle; 15. a console; 2. a connection box; 21. a first hydrogen sensor; 22. a first connection line; 3. a fixed block; 31. sealing the tube; 32. a second hydrogen sensor; 33. and a second connection line.
Detailed Description
Referring to fig. 1-5, an embodiment of the present utility model is provided:
a hydrogen leak detection apparatus for a hydrogen addition station, comprising:
the main body comprises a hydrogen tank 11 and a console 15, wherein a connecting pipe 12 is connected to the surface of the hydrogen tank 11 in a flange manner, a hydrogen conveying tank 13 is fixedly connected to the surface of the connecting pipe 12, the hydrogen conveying tank 13 is connected to a pipeline of a hydrogen energy vehicle 14 in a clamping manner, the hydrogen tank 11 continuously conveys hydrogen to the hydrogen energy vehicle 14 through the connecting pipe 12 and the hydrogen energy vehicle 14, and in the using process of the hydrogen tank 11 and the hydrogen conveying tank 13, a hydrogen leakage phenomenon can occur, so that accidents occur;
first detection mechanism, including connection box 2, connection box 2 fixed connection is on hydrogen tank 11 and connecting pipe 12, the first hydrogen sensor 21 of fixedly connected with on the surface of connection box 2, the first connecting wire 22 of fixedly connected with on the surface of first hydrogen sensor 21, first connecting wire 22 fixed connection is on control cabinet 15, first detection mechanism detects hydrogen tank 11 opening part, hydrogen tank 11 and connecting pipe 12 are connected through the flange, in the in-service use, the phenomenon of revealing still can appear, first detection mechanism can be timely detect hydrogen tank 11 opening part, whether take place the gas leakage phenomenon, and will reveal the timely transmission of message to control cabinet 15, provide the staff with the message through control cabinet 15.
Further, be provided with second detection mechanism on the surface of hydrogen tank 13, second detection mechanism includes fixed block 3, fixed block 3 fixedly connected with hydrogen tank 13 is last, fixed block 3's surface is last fixedly connected with sealed tube 31, sealed tube 31's surface is last fixedly connected with second hydrogen sensor 32, second hydrogen sensor 32's surface is last fixedly connected with second connecting wire 33, second connecting wire 33 fixed connection is on the surface of control cabinet 15, sealed tube 31 cup joints on the surface of hydrogen tank 13, second detection mechanism detects hydrogen tank 13, the phenomenon that breaks takes place when hydrogen tank 13 can cause hydrogen to reveal in hydrogen tank 13 department, this moment second detection mechanism can be timely detect hydrogen and reveal in hydrogen tank 13 department, and provide the staff with the message of revealing through control cabinet 15.
Further, the connection box 2 is cuboid, and the connection box 2 is inside hollow, and the connection box 2 is inside to be inclosed space, and the hydrogen that the hydrogen tank 11 opening part was revealed can be through leaking the mouth, reveal to the connection box 2 inside.
Further, a plurality of groups of circular holes are formed in the surface of the connection box 2, the connection pipe 12 is fixedly connected to the circular holes of the connection box 2, the outlet of the hydrogen tank 11 is fixedly connected to the circular holes of the connection box 2, the connection box 2 seals the opening of the hydrogen tank 11 and the connection position of the hydrogen tank 11 and the connection pipe 12, and hydrogen leaking from the connection box 2 is guaranteed to flow into the connection box 2 finally.
Further, the detecting head of the first hydrogen sensor 21 penetrates through the circular hole of the connection box 2, the detecting head of the first hydrogen sensor 21 is arranged inside the connection box 2, the detecting head of the first hydrogen sensor 21 detects the inside of the connection box 2, the detecting head of the first hydrogen sensor 21 transmits the data of the hydrogen inside the connection box 2 to the control console 15 through the first connection line 22, and when the inside of the connection box 2 is detected by the first hydrogen sensor 21, the opening of the hydrogen tank 11 is indicated to be leaked, and the timely repair is needed.
Further, the fixing blocks 3 are in a ring shape, the fixing blocks 3 are provided with two groups, both ends of the sealing tube 31 are fixedly connected with the fixing blocks 3, and the sealing tube 31 is fixed outside the whole hydrogen delivery tank 13 by the two groups of fixing blocks 3, so that the sealing tube 31 wraps the hydrogen delivery tank 13.
Further, the diameter of the sealing tube 31 is larger than that of the hydrogen delivering tank 13, the sealing tube 31 is fixed on the hydrogen delivering tank 13 by the fixing block 3, the sealing tube 31 wraps the hydrogen delivering tank 13, a cavity is formed between the sealing tube 31 and the hydrogen delivering tank 13, the detecting head of the second hydrogen sensor 32 is connected to the sealing tube 31 and the cavity of the hydrogen delivering tank 13, the second hydrogen sensor 32 transmits the data of the hydrogen in the cavity to the console 15 through the second connecting line 33, when the hydrogen delivering tank 13 leaks, the hydrogen delivering tank 13 leaks the hydrogen to the cavity between the hydrogen delivering tank 13 and the sealing tube 31, at this time, the second hydrogen sensor 32 detects the hydrogen, and the second connecting line 33 transmits the leakage information of the hydrogen at the hydrogen delivering tank 13 to the console 15.
Working principle: install the junction at the opening part of hydrogen jar 11 and the junction of hydrogen jar 11 and connecting pipe 12 with it wraps up in the inside of junction box 2, when the opening part of hydrogen jar 11 takes place hydrogen and reveal, hydrogen can all leak to the junction box 2 inside, first hydrogen sensor 21 can detect the inside hydrogen of junction box 2 in real time this moment, when hydrogen appears, first hydrogen sensor 21 transmits the signal that has hydrogen in the junction box 2 to the control cabinet 15 through first connecting wire 22, the staff just knows that hydrogen jar 11 junction takes place to reveal.
Install hydrogen tank 13 with hydrogen tank 13 outside every through fixed block 3, produce the cavity between hydrogen tank 13 and the sealed tube 31 this moment, connect the connector of second hydrogen sensor 32 on the cavity of hydrogen tank 13 and sealed tube 31, leak when hydrogen tank 13 takes place, hydrogen tank 13's hydrogen can leak to hydrogen tank 13 and sealed tube 31's cavity inside, second hydrogen sensor 32 can detect hydrogen on hydrogen tank 13 and the sealed tube 31 cavity this moment in real time, second hydrogen sensor 32 transmits the message that hydrogen tank 13 hydrogen leaked to control cabinet 15 through second connecting wire 33, the staff just knows the message that hydrogen tank 13 department was revealed this moment.
Claims (7)
1. A hydrogen leak detection apparatus for a hydrogen addition station, comprising:
the main body comprises a hydrogen tank and a control console, wherein a connecting pipe is connected to the surface of the hydrogen tank in a flange manner, a hydrogen transmission tank is fixedly connected to the surface of the connecting pipe, and the hydrogen transmission tank is connected to a pipeline of the hydrogen energy vehicle in a clamping manner;
the first detection mechanism comprises a connecting box, the connecting box is fixedly connected to the hydrogen tank and the connecting pipe, a first hydrogen sensor is fixedly connected to the surface of the connecting box, a first connecting line is fixedly connected to the surface of the first hydrogen sensor, and the first connecting line is fixedly connected to the control console.
2. The hydrogen leak detection apparatus for a hydrogen addition station according to claim 1, wherein: the hydrogen transportation device is characterized in that a second detection mechanism is arranged on the surface of the hydrogen transportation tank and comprises a fixed block, the fixed block is fixedly connected with the hydrogen transportation tank, a sealing pipe is fixedly connected with the fixed block on the surface, a second hydrogen sensor is fixedly connected with the sealing pipe on the surface, a second connecting line is fixedly connected with the second hydrogen sensor on the surface, the second connecting line is fixedly connected with the surface of the control console, and the sealing pipe is sleeved on the surface of the hydrogen transportation tank.
3. The hydrogen leak detection apparatus for a hydrogen addition station according to claim 1, wherein: the connection box is cuboid, the connection box is inside cavity.
4. A hydrogen leak detection apparatus for a hydrogen addition station according to claim 3, wherein: the hydrogen tank is characterized in that a plurality of groups of circular holes are formed in the surface of the connecting box, the connecting pipe is fixedly connected to the circular holes of the connecting box, and the outlet of the hydrogen tank is fixedly connected to the circular holes of the connecting box.
5. The hydrogen leak detection apparatus for a hydrogen addition station according to claim 4, wherein: the detection head of the first hydrogen sensor penetrates through the circular hole of the connecting box, the detection head of the first hydrogen sensor is arranged inside the connecting box, the detection head of the first hydrogen sensor detects the inside of the connecting box, and the detection head of the first hydrogen sensor transmits the data of the hydrogen inside the connecting box to the control console through a first connecting circuit.
6. The hydrogen leak detection apparatus for a hydrogen addition station according to claim 2, wherein: the fixed block is annular, two groups of fixed blocks are arranged, and the fixed blocks are fixedly connected to the two ends of the sealing tube.
7. The hydrogen leak detection apparatus for a hydrogen addition station according to claim 6, wherein: the diameter of the sealing tube is larger than that of the hydrogen delivery tank, the sealing tube is fixed on the hydrogen delivery tank by the fixing block, the hydrogen delivery tank is wrapped by the sealing tube, a cavity is formed between the sealing tube and the hydrogen delivery tank, the detection head of the second hydrogen sensor is connected to the cavity of the sealing tube and the hydrogen delivery tank, and the second hydrogen sensor transmits the data of hydrogen in the cavity to the control console through the second connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321597273.XU CN220269136U (en) | 2023-06-21 | 2023-06-21 | Hydrogen leakage detection device for hydrogen adding station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321597273.XU CN220269136U (en) | 2023-06-21 | 2023-06-21 | Hydrogen leakage detection device for hydrogen adding station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220269136U true CN220269136U (en) | 2023-12-29 |
Family
ID=89302673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321597273.XU Active CN220269136U (en) | 2023-06-21 | 2023-06-21 | Hydrogen leakage detection device for hydrogen adding station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220269136U (en) |
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2023
- 2023-06-21 CN CN202321597273.XU patent/CN220269136U/en active Active
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