CN220816908U - Hydrogen control device of hydrogen-cooled generator - Google Patents
Hydrogen control device of hydrogen-cooled generator Download PDFInfo
- Publication number
- CN220816908U CN220816908U CN202322784192.7U CN202322784192U CN220816908U CN 220816908 U CN220816908 U CN 220816908U CN 202322784192 U CN202322784192 U CN 202322784192U CN 220816908 U CN220816908 U CN 220816908U
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- CN
- China
- Prior art keywords
- hydrogen
- pipe
- connecting pipe
- generator
- inlet pipe
- Prior art date
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000001257 hydrogen Substances 0.000 title claims abstract description 52
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 52
- 238000007789 sealing Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 239000002360 explosive Substances 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract description 4
- 150000002431 hydrogen Chemical class 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides a hydrogen control device of a hydrogen-cooled generator, which comprises a generator connecting pipe, a hydrogen inlet pipe, an air inlet pipe, a connecting pipe, two connectors and a plug, wherein the generator connecting pipe, the hydrogen inlet pipe and the air inlet pipe are all provided with valves, the connectors are respectively and fixedly arranged at two ends of the connecting pipe, one end of the connecting pipe is detachably connected with the generator connecting pipe, the other end of the connecting pipe is detachably connected with the hydrogen inlet pipe or the air inlet pipe, and the plug is used for blocking the hydrogen inlet pipe or the air inlet pipe which is not connected with the connecting pipe. The connecting pipe is connected to the hydrogen inlet pipe when the generator charges hydrogen, the generator charges compressed air, the other unconnected pipeline is plugged by the plug, so that the hydrogen and the air are thoroughly isolated, explosive mixed gas is avoided, and compared with the use of the plugging plate, the connecting pipe has better tightness in the connection mode, is more convenient to operate and use, and saves time and labor.
Description
Technical Field
The utility model relates to the technical field of hydrogen transportation control, in particular to a hydrogen control device of a hydrogen cooling generator.
Background
Because hydrogen has excellent heat conducting performance, the stator core and the rotor winding of the large-sized generator are usually cooled by hydrogen. However, since hydrogen is mixed with air and is extremely explosive at a concentration of 4% -75%, the generator must be replaced with an inert gas (typically carbon dioxide or nitrogen) as an intermediate medium for charging and discharging hydrogen.
In order to avoid the formation of explosive mixed gas by contact of air and hydrogen in the replacement process, the hydrogen-cooled generator is used to separately add blocking plates when the air supply pipe and the hydrogen supply pipe are not supplied with air, thereby realizing the isolation of air and hydrogen. After the primary air supply door is required to be closed by the existing plugging plate, the secondary door is disassembled, the plugging plate is added at the flange of the secondary door, maintenance personnel and operation personnel are required to cooperate, the operation process is troublesome, the plugging plate material is required to be used for a long time, and the plugging plate is not completely isolated in the process of adding the plugging plate, so that the risk of hydrogen leakage exists.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model provides a hydrogen control device of a hydrogen-cooled generator, and in order to achieve the purposes, the utility model adopts the following technical scheme:
The utility model provides a hydrogen cooling generator hydrogen controlling means, includes generator connecting pipe, hydrogen intake pipe and the air intake pipe that all installs the valve, still includes connecting pipe, two joints and a plug, connect fixed mounting respectively at the both ends of connecting pipe, the one end and the generator connecting pipe of connecting pipe can dismantle the connection, and the other end can dismantle with hydrogen intake pipe or air intake pipe and be connected, the plug is used for blockking up hydrogen intake pipe or air intake pipe that does not link to each other with the connecting pipe.
Furthermore, the connecting pipes are respectively connected with the generator connecting pipe, the hydrogen gas inlet pipe and the air inlet pipe in a threaded manner.
Furthermore, the generator connecting pipe, the hydrogen gas inlet pipe and the air inlet pipe are respectively provided with a threaded cylinder in a sliding manner, and are respectively connected with an adjusting nut in a threaded manner, the threaded cylinders are positioned between the adjusting nuts and the ends of the generator connecting pipe, the hydrogen gas inlet pipe and the air inlet pipe, and the connector is in threaded connection with the threaded cylinders.
Further, a first sealing ring is arranged in the threaded cylinder and sleeved on the ends of the generator connecting pipe, the hydrogen gas inlet pipe and the air inlet pipe.
Further, a second sealing ring is arranged between the threaded cylinder and the joint, and the second sealing ring is sleeved on the joint.
Furthermore, the connecting pipe adopts a universal pipe.
Compared with the prior art, the utility model has the following beneficial effects:
The connecting pipe is connected to the hydrogen inlet pipe when the generator charges hydrogen, the generator charges compressed air, the other unconnected pipeline is plugged by the plug, so that the hydrogen and the air are thoroughly isolated, explosive mixed gas is avoided, and compared with the use of the plugging plate, the connecting pipe has better tightness in the connection mode, is more convenient to operate and use, and saves time and labor.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of a split cut structure according to an embodiment of the present utility model.
In the above figures: the generator connecting pipe 1, the hydrogen inlet pipe 2, the air inlet pipe 3, the connecting pipe 4, the connector 5, the plug 6, the threaded cylinder 7, the adjusting nut 8, the limiting ring 9, the first sealing ring 10, the second sealing ring 11 and the valve 12.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, the embodiment of the utility model provides a hydrogen control device of a hydrogen-cooled generator, which comprises a generator connecting pipe 1, a hydrogen inlet pipe 2 and an air inlet pipe 3, which are all provided with valves 12, a connecting pipe 4, two connectors 5 and a plug 6, wherein the connectors 5 are respectively and fixedly arranged at two ends of the connecting pipe 4, one end of the connecting pipe 4 is detachably connected with the generator connecting pipe 1, the other end of the connecting pipe 4 is detachably connected with the hydrogen inlet pipe 2 or the air inlet pipe 3, and the plug 6 is used for blocking the hydrogen inlet pipe 2 or the air inlet pipe 3 which are not connected with the connecting pipe 4.
When the generator is charged with hydrogen, the connecting pipe 4 is connected to the hydrogen inlet pipe 2, when the generator is charged with compressed air, the connecting pipe 4 is connected to the air inlet pipe 3, and the other unconnected pipeline is blocked by the plug 6, so that the hydrogen and the air are thoroughly isolated, explosive mixed gas is prevented from being formed, and compared with a blocking plate, the connecting mode of the connecting pipe 4 is better in tightness, more convenient to operate, more convenient to use and time and labor saving.
In order to make the use more convenient, as shown in fig. 1, the connecting pipe 4 is respectively in threaded connection with the generator connecting pipe 1, the hydrogen inlet pipe 2 and the air inlet pipe 3. The threaded connection mode is adopted, so that the disassembly at any time is ensured, and certain tightness is also ensured.
In order to increase the air tightness of the joint of the connecting pipe 4, as shown in fig. 1, the generator connecting pipe 1, the hydrogen gas inlet pipe 2 and the air inlet pipe 3 are respectively provided with a threaded cylinder 7 in a sliding clamping manner, and are respectively connected with an adjusting nut 8 in a threaded manner, the threaded cylinder 7 is positioned between the adjusting nut 8 and the ends of the generator connecting pipe 1, the hydrogen gas inlet pipe 2 and the air inlet pipe 3, and the joint 5 is in threaded connection with the threaded cylinder 7. The joint 5 of the generator joint pipe 1, the hydrogen gas inlet pipe 2 and the air inlet pipe 3 can be matched with the thread cylinder 7 by adopting a circle of limiting rings 9, the thread cylinder 7 is in threaded connection with the joint 5, and then the thread cylinder 7 is tightly pressed on the ends of the generator joint pipe 1, the hydrogen gas inlet pipe 2 and the air inlet pipe 3 by using the adjusting nut 8, so that the disassembly and the increase of the air tightness are convenient.
In order to ensure no air leakage, as shown in fig. 1, a first sealing ring 10 is disposed in the threaded cylinder 7, and the first sealing ring 10 is sleeved on the ends of the generator connecting pipe 1, the hydrogen inlet pipe 2 and the air inlet pipe 3.
In order to completely prevent air leakage, as shown in fig. 1, a second sealing ring 11 is arranged between the threaded cylinder 7 and the joint 5, and the second sealing ring 11 is sleeved on the joint 5.
The connecting pipe 4 adopts a universal pipe, and can be a metal universal pipe or a plastic universal pipe, so that the bending direction of the connecting pipe 4 can be adjusted according to the requirement.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (6)
1. The utility model provides a hydrogen cooling generator hydrogen controlling means, includes generator connecting pipe, hydrogen intake pipe and the air intake pipe that all installs the valve, its characterized in that still includes connecting pipe, two joints and a plug, connect fixed mounting respectively at the both ends of connecting pipe, the one end and the generator connecting pipe of connecting pipe can dismantle the connection, and the other end can dismantle with hydrogen intake pipe or air intake pipe and be connected, the plug is used for blockking up hydrogen intake pipe or air intake pipe that does not link to each other with the connecting pipe.
2. A hydrogen control apparatus for a hydrogen-cooled generator as claimed in claim 1, wherein: the connecting pipe is respectively connected with the generator connecting pipe, the hydrogen inlet pipe and the air inlet pipe in a threaded manner.
3. A hydrogen control apparatus for a hydrogen-cooled generator as claimed in claim 2, wherein: the generator connecting pipe, the hydrogen gas inlet pipe and the air inlet pipe are respectively provided with a threaded cylinder in a sliding manner, the threaded cylinders are respectively connected with adjusting nuts in a threaded manner, the threaded cylinders are positioned between the adjusting nuts and the ends of the generator connecting pipe, the hydrogen gas inlet pipe and the air inlet pipe, and the connector is in threaded connection with the threaded cylinders.
4. A hydrogen control apparatus for a hydrogen-cooled generator as claimed in claim 3, wherein: the screw thread section of thick bamboo is provided with first sealing washer, first sealing washer snare is established on generator joint pipe, hydrogen intake pipe and air intake pipe's end.
5. A hydrogen control apparatus for a hydrogen-cooled generator as claimed in claim 4, wherein: a second sealing ring is arranged between the threaded cylinder and the joint, and the second sealing ring is sleeved on the joint.
6. A hydrogen control apparatus for a hydrogen-cooled generator as claimed in claim 1, wherein: the connecting pipe adopts a universal pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784192.7U CN220816908U (en) | 2023-10-17 | 2023-10-17 | Hydrogen control device of hydrogen-cooled generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784192.7U CN220816908U (en) | 2023-10-17 | 2023-10-17 | Hydrogen control device of hydrogen-cooled generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220816908U true CN220816908U (en) | 2024-04-19 |
Family
ID=90705174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322784192.7U Active CN220816908U (en) | 2023-10-17 | 2023-10-17 | Hydrogen control device of hydrogen-cooled generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220816908U (en) |
-
2023
- 2023-10-17 CN CN202322784192.7U patent/CN220816908U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |