CN215178412U - Generator hydrogen cooler leaks hydrogen monitoring devices - Google Patents

Generator hydrogen cooler leaks hydrogen monitoring devices Download PDF

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Publication number
CN215178412U
CN215178412U CN202121304551.9U CN202121304551U CN215178412U CN 215178412 U CN215178412 U CN 215178412U CN 202121304551 U CN202121304551 U CN 202121304551U CN 215178412 U CN215178412 U CN 215178412U
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CN
China
Prior art keywords
main part
case main
hydrogen
generator
fixedly connected
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Expired - Fee Related
Application number
CN202121304551.9U
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Chinese (zh)
Inventor
聂冰涛
王建民
尉礼辉
宋维鹏
熊茵
戴松柏
刘紫菲
李浩冉
刘卓
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Huaneng Jingmen Thermal Power Co Ltd
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Huaneng Jingmen Thermal Power Co Ltd
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Priority to CN202121304551.9U priority Critical patent/CN215178412U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a generator hydrogen cooler hydrogen leakage monitoring devices relates to gas monitoring technology field, including the case main part, the inside of case main part is provided with isolation mechanism, and the front and the side of case main part all are provided with drive mechanism, and the inside of case main part is provided with exhaust mechanism, the interior roof fixedly connected with control module of case main part. The utility model relates to a rational in infrastructure, it can be through setting up isolation mechanism, control module seals generator and hydrogen cooler and reports to the police through control isolation mechanism when the inside hydrogen concentration of case main part is higher, prevent that equipment from continuing the operation and leading to the explosion, through setting up drive mechanism, can realize the shutdown to the generator when isolation mechanism closes, prevent that the generator high temperature from leading to equipment to damage, through setting up exhaust mechanism, can be inside when the inside hydrogen that takes place of case main part reveals air exhaust and report to the police to the case main part inside, prevent that hydrogen from piling up in the inside of case main part and leading to the too high equipment that makes of concentration to take place danger.

Description

Generator hydrogen cooler leaks hydrogen monitoring devices
Technical Field
The utility model relates to a gas monitoring technology field specifically is a generator hydrogen cooler hydrogen leakage monitoring devices.
Background
The gas monitoring refers to the process of monitoring the concentration and the type of gas in a specific space or area, mainly utilizes a gas sensor to monitor the environment, and utilizes the sensor to drive a corresponding structure to react, thereby avoiding the further diffusion of harmful gas.
Hydrogen leakage is a phenomenon commonly existing in the operation of a hydrogen-cooled generator, hydrogen leakage amount is one of main technical indexes of safe operation of the hydrogen-cooled generator, hydrogen pressure is reduced due to large hydrogen leakage, cooling of the generator is affected, the generator is limited to be loaded, the situation that fire happens around the generator due to serious hydrogen leakage can cause explosion of hydrogen, and the generator is damaged so that a unit stops; therefore, the hydrogen leakage monitoring device for the hydrogen cooler of the generator solves the problems.
Disclosure of Invention
The utility model aims at providing a generator hydrogen cooler hydrogen leakage monitoring devices in order to compensate the deficiency of the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a generator hydrogen cooler hydrogen leakage monitoring devices, includes the case main part, the inside of case main part is provided with isolating mechanism, the front and the side of case main part all are provided with drive mechanism, the inside of case main part is provided with exhaust mechanism, the interior roof fixedly connected with control module of case main part, the interior diapire fixedly connected with supporting seat of case main part, the last fixed surface of supporting seat is connected with the generator, two support frames of the interior diapire fixedly connected with of case main part, two the equal fixedly connected with hydrogen cooler in upper surface of support frame, the outer fixed surface of generator is connected with the cooling tube, and the one side fixed connection that two hydrogen coolers are close to each other is distinguished at the both ends of cooling tube.
Further, isolation mechanism includes a set of spout, a set of explosion-proof storehouse and rotating electrical machines, and two explosion-proof storehouses all are at the upper surface sliding connection of spout, rotating electrical machines fixed connection is in the inside wall of case main part, rotating electrical machines's output pivot fixedly connected with two-way threaded rod, and the top in two explosion-proof storehouses all with the surface threaded connection of two-way threaded rod.
Further, drive mechanism includes two bearings, and the one side that two bearings kept away from each other all runs through the inner wall of case main part and extends to the outside of case main part, two the equal fixedly connected with impeller of one side that the bearing kept away from each other, two the equal fixedly connected with baffle of surface of bearing, two the equal fixedly connected with two connecting rods of one side that the baffle is close to each other.
Further, four the one side that the connecting rod is close to each other all runs through the surface of case main part and extends to the inside of case main part, four the equal fixedly connected with spring steel sheet of one side that the connecting rod is close to each other, two the equal fixedly connected with of one side that the bearing is close to each other and gear one assorted gear two, and two spring steel sheets mesh with two gear two respectively.
Further, exhaust mechanism includes five air inlets and five gas vents, five air inlet fixed connection and the right flank of case main part, five gas vent fixed connection is in the left surface of case main part, five the equal fixedly connected with mount in inside of air inlet, five the right flank of mount all rotates and is connected with the air exhauster.
Furthermore, one side of each of the two explosion-proof bins, which is close to each other, is fixedly connected with an airtight pad, and the distance value between each of the two explosion-proof bins and the generator is equal.
Further, the distance value between the two first gears is smaller than the inner diameter width value of the explosion-proof bin, and the length values of the four connecting rods in the box main body are all larger than the length values of the bearings in the box main body.
Has the advantages that:
compared with the prior art, this generator hydrogen cooler hydrogen leakage monitoring devices possesses following beneficial effect:
the utility model discloses a set up isolation mechanism, can seal and report to the police generator and hydrogen cooler through control isolation mechanism when the inside hydrogen concentration of case main part is higher control module, prevent that equipment from continuing to move and leading to the explosion, through setting up drive mechanism, can realize the shutdown to the generator when isolation mechanism closes, prevent that the generator high temperature from leading to equipment to damage, through setting up exhaust mechanism, can be inside airing exhaust and reporting to the police to case main part when the inside hydrogen that takes place of case main part reveals, prevent that hydrogen from piling up in the inside of case main part and leading to the too high messenger's equipment of concentration to take place dangerously.
Drawings
FIG. 1 is a formal schematic diagram of the present invention;
FIG. 2 is a schematic side view in cross section of the present invention;
FIG. 3 is a front cross-sectional view of the present invention;
fig. 4 is a schematic top sectional view of the present invention.
In the figure: the device comprises a box body 1, an isolation mechanism 2, a sliding groove 201, an explosion-proof bin 202, a rotating motor 203, a bidirectional threaded rod 204, a transmission mechanism 3, a bearing 301, a impeller 302, a baffle 303, a connecting rod 304, a spring steel plate 305, a gear wheel II 306, an exhaust mechanism 4, an air inlet 401, an air outlet 402, a 403 fixing frame 404, an exhaust fan 404, a control module 5, a support seat 6, a generator 7, a support frame 8, a hydrogen cooler 9, a cooling pipe 10 and a gear wheel I11.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
The utility model provides a technical scheme: the utility model provides a can take place when slight hydrogen reveals equipment to carry out the inside preliminary treatment of airing exhaust, the equipment of self-closing unit and cooler of severe hydrogen leakage of equipment, can realize unmanned on duty just can remote control equipment, saved manpower and material resources to the security of equipment has been improved.
Referring to fig. 1, 2, 3 and 4, the inside of case main part 1 is provided with isolating mechanism 2, and isolating mechanism 2 can seal the equipment unit to drive follow-up structure and close equipment, avoid equipment to continue to operate and take place danger.
In this embodiment, isolation mechanism 2 includes a set of spout 201, a set of explosion-proof storehouse 202 and rotating electrical machines 203, two explosion-proof storehouses 202 are all at the upper surface sliding connection of spout 201, rotating electrical machines 203 fixed connection is in the inside wall of case main part 1, the two-way threaded rod of output pivot fixedly connected with 204 of rotating electrical machines 203, and the top of two explosion-proof storehouses 202 all with the surface threaded connection of two-way threaded rod 204, the one side fixedly connected with air tight pad that two explosion-proof storehouses 202 are close to each other, two explosion-proof storehouses 202 equal apart from the distance value of generator 7.
That is, because the concentration of hydrogen in the air can explode when reaching 4% -75%, so through setting up rotating electrical machines 203, can be when the inside hydrogen concentration of case main part 1 is higher than 4%, control module 5 drives two-way threaded rod 204 through controlling rotating electrical machines 203 and rotates, because two-way threaded rod 204 is two-way structure, so two explosion-proof storehouse 202 draw close each other when two-way threaded rod 204 is rotatory, realize the explosion-proof sealed to the equipment unit to through setting up the gas seal, the sealed effect of explosion-proof storehouse 202 has further been strengthened.
Referring to fig. 1, 2, 3 and 4, the transmission mechanism 3 is arranged on the front and the side of the box main body 1, and the transmission mechanism 3 provides energy input for the equipment, so that the transmission mechanism 3 can be selectively separated from the equipment when the hydrogen concentration in the box main body 1 is high, so that the unit is stopped.
Here, the transmission mechanism 3 includes two bearings 301, and the one side that two bearings 301 kept away from each other all runs through the inner wall of the box main body 1 and extends to the outside of the box main body 1, and the one side that two bearings 301 kept away from each other all fixedly connected with impeller 302, and the outer surface of two bearings 301 all fixedly connected with baffle 303, and the one side that two baffles 303 are close to each other all fixedly connected with two connecting rods 304.
Further, the one side that four connecting rods 304 are close to each other all runs through the surface of case main part 1 and extends to the inside of case main part 1, the equal fixedly connected with spring steel plate 305 of the one side that four connecting rods 304 are close to each other, the equal fixedly connected with of the one side that two bearings 301 are close to each other and two 306 of gear 11 assorted gears, and two spring steel plates 305 mesh with two 306 of gear respectively.
Meanwhile, the distance value between the first two gears 11 is smaller than the inner diameter width value of the explosion-proof bin 202, and the length values of the four connecting rods 304 inside the box main body 1 are all larger than the length values of the bearings 301 inside the box main body 1.
Can make explosion-proof storehouse 202 still last provide kinetic energy to equipment electricity generation when not closed in drive mechanism 3, when two explosion-proof storehouses 202 closure realize sealing to the equipment unit, explosion-proof storehouse 202 extrusion spring steel plate 305, connecting rod 304 drives the motion of bearing 301, makes two 306 gears break away from with the equipment unit, accomplishes the equipment and shuts down to through prescribing a limit to the distance value between the equipment structure, can avoid the inside card of equipment dead goods value explosion-proof storehouse 202 not tight sealedly.
Referring to fig. 1, 2, 3 and 4, the inside of case main part 1 is provided with exhaust mechanism 4, and exhaust mechanism 4 can in time exhaust and report to the police and remind the staff to case main part 1 inside when the hydrogen concentration of case main part 1 inside is lower, prevents that case main part 1 inside hydrogen is overstocked and leads to the concentration too high, provides longer reaction time to equipment maintenance.
Exhaust mechanism 4 includes five air inlets 401 and five gas vents 402, five air inlets 401 fixed connection and the right flank of case main part 1, five gas vents 402 fixed connection are in the left flank of case main part 1, the equal fixedly connected with mount 403 in the inside of five air inlets 401, the right flank of five mount 403 all rotates and is connected with air exhauster 404, can be when case main part 1 is inside to have hydrogen to leak, through control module 5 operation air exhauster 404, take fresh air in by air inlet 401, later discharge by gas vents 402, prevent that the inside hydrogen concentration of case main part 1 from increasing at the excessive speed.
Referring to fig. 2 and 3, the control module 5 is fixedly connected to the inner top wall of the box main body 1, and can monitor the hydrogen concentration inside the box main body 1 through the control module 5 and control the isolation mechanism 2, the transmission mechanism 3 and the exhaust mechanism 4.
Referring to fig. 2 and 3, the inner bottom wall of the box body 1 is fixedly connected with a supporting seat 6, the upper surface of the supporting seat 6 is fixedly connected with a generator 7, the inner bottom wall of the box body 1 is fixedly connected with two supporting frames 8, the upper surfaces of the two supporting frames 8 are fixedly connected with hydrogen coolers 9, the outer surface of the generator 7 is fixedly connected with a cooling pipe 10, and two ends of the cooling pipe 10 are fixedly connected with one surface of the two hydrogen coolers 9 close to each other respectively.
Here, the cooling pipe 10 is uniformly wrapped on the outer surface of the generator 7, so that the heat dissipation rate of the generator 7 can be increased, and the number of the hydrogen coolers 9 can be increased according to the field situation.
The working principle is as follows: after the generator 7 is connected with the electric energy storage device, the transmission mechanism 3 provides energy input for the isolation mechanism 2, the generator 7 converts other energy into electric energy for storage, the hydrogen cooler 9 cools the generator 7, the control module 5 detects gas components in the box main body 1, if the hydrogen cooler 9 leaks hydrogen but the content is less than 4%, the device is stopped and the starting process is complicated, so that the control module 5 only sends out an alarm and controls the exhaust fan 404 in the exhaust mechanism 4 to operate at the moment, the hydrogen in the box main body 1 is preprocessed and the device set is not closed, and waits for maintenance personnel to maintain the device, but if the hydrogen concentration in the box main body 1 is more than 4% and meets the explosion requirement, the control module 5 continues to send out the alarm and forcibly shut down the device, the control module 5 firstly performs explosion-proof sealing on the generator 7 and the hydrogen cooler 9, the explosion range of the generator 7 is limited in the explosion-proof bin 202, meanwhile, the hydrogen leaked by the hydrogen cooler 9 is sealed to enable the hydrogen to reach over 75% quickly, the hydrogen cannot explode basically even if meeting open fire at over 75%, when the control module 5 drives the rotating motor 203 to drive the explosion-proof bin 202 to be closed, the explosion-proof bin 202 can extrude the spring steel plate 305, the spring steel plate 305 drives the bearing 301 to move through the connecting rod 304, the gear II 306 is separated from the gear I11, the energy input of the transmission mechanism 3 is interrupted, the generator 7 is shut down, more reaction time is provided for the evacuation of workers and the maintenance of equipment, and the probability of explosion of the equipment is reduced.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a generator hydrogen cooler hydrogen leakage monitoring devices, includes case main part (1), its characterized in that: the inside of case main part (1) is provided with isolation mechanism (2), the front and the side of case main part (1) all are provided with drive mechanism (3), the inside of case main part (1) is provided with exhaust mechanism (4), the interior roof fixedly connected with control module (5) of case main part (1), the interior diapire fixedly connected with supporting seat (6) of case main part (1), the last fixed surface of supporting seat (6) is connected with generator (7), two interior diapire fixedly connected with support frames (8) of case main part (1), two the equal fixedly connected with hydrogen cooler (9) of upper surface of support frame (8), the outer fixed surface of generator (7) is connected with cooling tube (10), and the both ends of cooling tube (10) are the one side fixed connection that two hydrogen coolers (9) are close to each other respectively.
2. The generator hydrogen cooler hydrogen leakage monitoring device of claim 1, wherein: isolation mechanism (2) are including a set of spout (201), a set of explosion-proof storehouse (202) and rotating electrical machines (203), and two explosion-proof storehouses (202) are all at the upper surface sliding connection of spout (201), rotating electrical machines (203) fixed connection is in the inside wall of case main part (1), the output pivot fixedly connected with two-way threaded rod (204) of rotating electrical machines (203), and the top of two explosion-proof storehouses (202) all with the surface threaded connection of two-way threaded rod (204).
3. The generator hydrogen cooler hydrogen leakage monitoring device of claim 1, wherein: drive mechanism (3) include two gears (11) and two bearings (301), two gear (11) respectively fixed connection in two output shaft ends of generator (7), and the one side of keeping away from each other of two bearings (301) all runs through the inner wall of case main part (1) and extends to the outside of case main part (1), two the equal fixedly connected with impeller (302) in one side that bearing (301) kept away from each other, two the equal fixedly connected with baffle (303) in surface of bearing (301), two the equal fixedly connected with two connecting rods (304) in one side that baffle (303) are close to each other.
4. The generator hydrogen cooler hydrogen leakage monitoring device of claim 3, characterized in that: four the inside that the one side that connecting rod (304) are close to each other all runs through the surface of case main part (1) and extends to case main part (1), four the equal fixedly connected with spring steel board (305) of one side that connecting rod (304) are close to each other, two the equal fixedly connected with of one side that bearing (301) are close to each other and gear two (306) of (11) assorted, and two gear one (11) mesh with two gears (306) respectively.
5. The generator hydrogen cooler hydrogen leakage monitoring device of claim 1, wherein: exhaust mechanism (4) are including five air inlets (401) and five gas vents (402), five the right flank of air inlet (401) fixed connection and case main part (1), five gas vent (402) fixed connection is in the left flank of case main part (1), five the equal fixedly connected with mount (403) in inside of air inlet (401), five the right flank of mount (403) all rotates and is connected with air exhauster (404).
6. The generator hydrogen cooler hydrogen leakage monitoring device of claim 2, wherein: one side, close to each other, of each of the two anti-explosion bins (202) is fixedly connected with an airtight pad, and the distance value between each of the two anti-explosion bins (202) and the generator (7) is equal.
7. The generator hydrogen cooler hydrogen leakage monitoring device of claim 3 or 4, characterized in that: the distance value between the first gears (11) is smaller than the inner diameter width value of the explosion-proof bin (202), and the length values of the four connecting rods (304) in the box main body (1) are all larger than the length values of the bearings (301) in the box main body (1).
CN202121304551.9U 2021-06-11 2021-06-11 Generator hydrogen cooler leaks hydrogen monitoring devices Expired - Fee Related CN215178412U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121304551.9U CN215178412U (en) 2021-06-11 2021-06-11 Generator hydrogen cooler leaks hydrogen monitoring devices

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Application Number Priority Date Filing Date Title
CN202121304551.9U CN215178412U (en) 2021-06-11 2021-06-11 Generator hydrogen cooler leaks hydrogen monitoring devices

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114333268A (en) * 2022-01-13 2022-04-12 深圳市博弈电气有限公司 Alarming method and device for electric power online monitoring system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114333268A (en) * 2022-01-13 2022-04-12 深圳市博弈电气有限公司 Alarming method and device for electric power online monitoring system
CN114333268B (en) * 2022-01-13 2024-03-19 深圳市博弈电气有限公司 Alarm method and device for power on-line monitoring system

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Granted publication date: 20211214