CN110433409B - Join in marriage power generation room high-voltage board poison gas real-time monitoring system - Google Patents
Join in marriage power generation room high-voltage board poison gas real-time monitoring system Download PDFInfo
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- CN110433409B CN110433409B CN201910762723.8A CN201910762723A CN110433409B CN 110433409 B CN110433409 B CN 110433409B CN 201910762723 A CN201910762723 A CN 201910762723A CN 110433409 B CN110433409 B CN 110433409B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 34
- 239000002341 toxic gas Substances 0.000 title claims abstract description 15
- 238000010248 power generation Methods 0.000 title claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 49
- 239000001301 oxygen Substances 0.000 claims abstract description 49
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 13
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 11
- 231100000572 poisoning Toxicity 0.000 claims description 8
- 230000000607 poisoning effect Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000012806 monitoring device Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 4
- 238000007654 immersion Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000003749 cleanliness Effects 0.000 claims description 3
- 230000006866 deterioration Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000005273 aeration Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 13
- 230000000246 remedial effect Effects 0.000 abstract description 2
- 208000005374 Poisoning Diseases 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 6
- 208000001408 Carbon monoxide poisoning Diseases 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010028372 Muscular weakness Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B25/00—Devices for storing or holding or carrying respiratory or breathing apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/02—Respiratory apparatus with compressed oxygen or air
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/14—Toxic gas alarms
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pulmonology (AREA)
- Environmental & Geological Engineering (AREA)
- Emergency Medicine (AREA)
- Power Engineering (AREA)
- Ventilation (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a system for monitoring poison gas of a high-voltage cabinet of a power distribution room in real time, which belongs to the technical field of safety monitoring of the power distribution room, and comprises a cabinet body, wherein the outer walls of the left side and the right side of the cabinet body are uniformly provided with vent holes, the top of the cabinet body is provided with an alarm lamp, and the bottom of the inner cavity of the cabinet body is provided with an oxygen tank. Therefore, corresponding remedial measures are taken, and the safety protection effect and the protection of the power distribution room are improved.
Description
Technical Field
The invention relates to the technical field of safety monitoring of power distribution rooms, in particular to a system for monitoring poison gas of a high-voltage cabinet of a power distribution room in real time.
Background
In the circuit transportation process, the power distribution room is an important part in a power distribution line which needs real-time manual management, technicians are required to observe and monitor constantly, environmental monitoring readings in the power distribution room need to be kept track of constantly, the working strength is high, accidents are easily caused by sudden situations, and how to handle the environmental monitoring device and the system which are totally operated manually on site are achieved, the existing environmental monitoring device and the system of the power distribution room with the application number of CN201822116525.8 can effectively realize real-time monitoring on environmental problems such as high temperature, humidity, water immersion, dust raising and toxic gas exceeding in the power distribution room, but in the power distribution room, the situation that the outer wall of a circuit is scalded to generate toxic gas due to high temperature is common because of circuit aging, and in a system environment with good ventilation, pungent smell can not be directly detected by the technicians, and the accompanying CO can be detected to reach a certain concentration, the technical personnel probably have a slight poisoning condition, but in a high-temperature environment, the condition is easily ignored, so that the reaction speed is reduced, the condition cannot be improved after limbs are weak, at the moment, in case of an accident, timely remedial measures cannot be carried out, and therefore, on the basis of the environmental monitoring, countermeasures need to be added, the direct poisoning of the technical personnel is avoided, even if the condition is found out, the condition that the action cannot be carried out is also generated, and the warning effect is improved.
Disclosure of Invention
The invention aims to provide a system for monitoring poison gas of a high-voltage cabinet of a power distribution room in real time, which aims to solve the problems of how to improve the protection of technical personnel and the warning effect on the monitoring effect while monitoring in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a system for monitoring poison gas of a high-voltage cabinet of a power distribution room in real time comprises a cabinet body, wherein air vents are uniformly formed in the outer walls of the left side and the right side of the cabinet body, an alarm lamp is installed at the top of the cabinet body, an emergency air outlet device is connected to the bottom of the outer wall of the left side of the cabinet body, an oxygen tank is arranged at the bottom of an inner cavity of the cabinet body, an oxygen supply electromagnetic valve is installed on the left side of an air outlet of the oxygen tank, an oxygen supply pump is connected to the left side of the air outlet of the oxygen tank, the emergency air outlet device is connected with an air outlet end of the oxygen supply pump through a conduit, air exchange control valves are installed on the left side and the right side of the inner wall of the cabinet body, each air exchange control valve is a square closing baffle door, each air exchange control valve is used for sealing the cabinet body, the spreading of carbon, the top of the inner cavity of the cabinet body is provided with an environment monitoring module, the electrical output of the environment monitoring module is connected with a main controller, the main controller is respectively electrically connected with an alarm lamp, an oxygen supply electromagnetic valve, an oxygen supply pump and a gas exchange control valve, the electrical output of the main controller is connected with a GPRS communication module, and the electrical output of the GPRS communication module is connected with a remote control center;
the cabinet body is a cabinet body comprising a ventilation and heat dissipation fan, the ventilation and heat dissipation fan is positioned on the rear side wall of the cabinet body, and a closing baffle plate door is arranged on the front side of the ventilation and heat dissipation fan;
the emergency air outlet device is a cylindrical air outlet column, and sound outlet holes are uniformly formed in the outer wall of the emergency air outlet device.
Preferably, the inner wall of the cabinet body is nested with a fireproof heat insulation plate, a fireproof plate is welded at the bottom of the inner cavity of the cabinet body, and the oxygen tank is located on the lower side of the fireproof plate.
Preferably, the ventilation control valve is a fire damper closure flapper door.
Preferably, the environment monitoring module is an environment monitoring device which is respectively connected with a temperature sensor, a humidity sensor, a water immersion sensor, a first cleanliness collector and a second toxic gas collector.
Preferably, a sealing ring is nested at the joint of the emergency air outlet device and the cabinet body.
Compared with the prior art, the invention has the beneficial effects that:
1) in order to avoid the carbon monoxide poisoning caused by the fact that technicians do not observe a monitoring system in time and the on-site emergency treatment cannot be carried out under the subsequent emergency situation, the high-voltage cabinet is sealed by the air exchange control valve, the carbon monoxide transmission is reduced, and the content of external carbon monoxide is reduced by pumping out a large amount of oxygen, so that the poisoning deterioration is avoided;
2) the invention adopts the design of multiple fireproof plates under the condition of considering that the occurrence of accidents once the electric wire is aged and the attack time is short, the cabinet body is sealed under the emergency condition, the external air is cut off, the accident occurrence speed is delayed, and a large amount of oxygen is pumped out in a short time to strive for a certain time for technicians to remedy or escape.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the cabinet of the present invention;
fig. 3 is a schematic block diagram of the system of the present invention.
In the figure: the emergency oxygen supply system comprises a cabinet body 1, a vent hole 2, an alarm lamp 3, an emergency air outlet device 4, an oxygen tank 5, an oxygen supply electromagnetic valve 6, an oxygen supply pump 7, an air exchange control valve 8, an environment monitoring module 9, a main controller 10, a GPRS communication module 11 and a remote control center 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a join in marriage power generation room high-voltage board poison gas real time monitoring system, includes the cabinet body 1, air vent 2 has all evenly been seted up on the left and right sides outer wall of the cabinet body 1, when daily use, guarantees to the circulation of air of the internal of cabinet and normal heat dissipation, avoids the heat dissipation not good to lead to high temperature and then arouse the accident.
The top of the cabinet body 1 is provided with an alarm lamp 3, so that an alarm effect is achieved.
The emergency air outlet device 4 is connected to the bottom of the outer wall of the left side of the cabinet body 1, the oxygen tank 5 is arranged at the bottom of the inner cavity of the cabinet body 1, the oxygen supply electromagnetic valve 6 is installed on the left side of the air outlet of the oxygen tank 5, the oxygen supply pump 7 is connected to the left side of the air outlet of the oxygen tank 5, the emergency air outlet device 4 is connected to the air outlet end of the oxygen supply pump 7 through a conduit, when the environment monitoring module 9 detects that the concentration of carbon monoxide exceeds a certain value, a technician may have slight poisoning, and considering that the cause of carbon monoxide is generally high-temperature scalding the skin of an electric wire, the inspection needs to be carried out in time, so that the oxygen supply pump 7 is adopted to pump out oxygen in a large amount and in a short time, thereby reducing the concentration of carbon monoxide in a room, thereby enabling the technician to reduce poisoning symptoms under the effect of high-pressure oxygen, thereby avoiding condition deterioration or, and the oxygen is dispersed in the air after a short time, so that high-concentration oxygen is prevented from improving the combustion-supporting speed.
The utility model discloses a safe and safe fire-fighting cabinet, including cabinet body 1, the internal wall left and right sides of cabinet body 1 all install and trade air control valve 8, trade air control valve 8 is square closed flapper door, has adopted trade air control valve 8 to seal cabinet body 1, reduces the propagation of carbon monoxide to through pumping out a large amount of oxygen, reduce outside carbon monoxide content, thereby avoid the poisoning to worsen, trade air control valve 8 and be located adjacent one side the inboard of air vent 2, because the ignition point generally is the electric wire connection department, adopt to close the flapper door and form a confined space with cabinet body 1 in the short time, thereby delay holistic ignition speed, strive for certain time for remedy and flee for, cooperate the high-pressure oxygen to use, avoided the combustion-supporting of high-pressure oxygen and reduced the assistance of.
The environment monitoring module 9 is installed at the top of the inner cavity of the cabinet body 1, and monitoring is performed through the existing environment monitoring module 9, so that multi-direction monitoring is realized, and the problem of high probability of accidents caused by purely manual monitoring is avoided.
The environment monitoring module 9 is electrically connected with a main controller 10 in an output mode, the main controller 10 is respectively electrically connected with the alarm lamp 3, the oxygen supply electromagnetic valve 6, the oxygen supply pump 7 and the air exchange control valve 8 in an output mode, the main controller 10 is electrically connected with a GPRS communication module 11 in an output mode, the GPRS communication module 11 is electrically connected with a remote control center 12 in an output mode, when accidents occur and the concentration of carbon monoxide rises, the carbon monoxide is generally accompanied by high temperature and naked fire danger, remote signals are directly sent out, help is asked, and the remediation speed is increased;
the cabinet body 1 is a cabinet body comprising a ventilation and heat dissipation fan, the ventilation and heat dissipation fan is positioned on the rear side wall of the cabinet body 1, a closing baffle door is installed on the front side of the ventilation and heat dissipation fan, and the closing baffle door is in an open state during daily use, so that the gas circulation in the cabinet body 1 is ensured, and the heat dissipation effect is ensured;
emergent air outlet means 4 is the cylinder type and goes out the post, just evenly seted up out the sound hole on emergent air outlet means 4's the outer wall, when pumping oxygen, send the volume through going out the sound hole, improve and remind the effect.
Wherein, the inner wall of the cabinet body 1 is nested with a fireproof heat insulation board, and the bottom of the inner cavity of the cabinet body 1 is welded with a fireproof board, the oxygen tank 5 is positioned at the lower side of the fireproof plate, the air exchange control valve 8 is a closed baffle door made of the fireproof plate, when the circuit is aged and ignited, the fireproof effect is improved through the fireproof plate, the closed baffle door structure of the air exchange control valve 8 is used for isolating and sealing, the combustion speed is delayed, thereby saving time for technicians, the environment monitoring module 9 is an environment monitoring device which is respectively connected with a temperature sensor, a humidity sensor, a water immersion sensor, a first cleanliness collector and a second poison gas collector, through current environmental monitoring module 9, improve the detection to join in marriage the daily environment in electrical room such as poison gas, the junction nestification of urgent usefulness air outlet means 4 and the cabinet body 1 has the sealing washer, improves the sealed isolated effect of the internal and external sides of the cabinet body 1.
The working principle is as follows: based on the safety hidden troubles of lead sheath scalding and naked fire caused by high temperature when the carbon monoxide poison gas exceeds a certain value, and vicious circle such as temperature rise is easily caused, technicians can have slight carbon monoxide poisoning according to different constitutions to cause the problems of weakness of limbs, inattention and the like, the cabinet body 1 is sealed and isolated by closing the baffle door, the air circulation is reduced, the combustion speed is delayed, the oxygen supply electromagnetic valve 6 and the oxygen supply pump 7 are opened, a large amount of oxygen is pumped out in a short time to integrally reduce the carbon monoxide concentration in a room, the prompting effect on the technicians is effectively improved by the design of the sound outlet hole of the emergency air outlet device 4, further poisoning is avoided and the relieving effect is achieved by high-concentration oxygen, so that the technicians strive for certain escape time, the life threat caused by a large amount of dense smoke, high temperature and carbon monoxide poisoning of personnel in case of open fire is avoided, the monitoring effect is ensured, meanwhile, the counter measure is added, and a small amount of reaction time is prolonged for the personnel.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a join in marriage power generation room high-voltage board poison gas real time monitoring system, includes the cabinet body (1), air vent (2) have all evenly been seted up on the left and right sides outer wall of the cabinet body (1), warning light (3), its characterized in that are installed to the top of the cabinet body (1): the utility model discloses a cabinet, including cabinet body (1), oxygen supply solenoid valve (8), aeration control valve (8), the inboard of air vent (2), environment monitoring module (9) is installed at the inner chamber top of the cabinet body (1), environment monitoring module (9) electrical output connection has main control unit (10), main control unit (10) respectively with warning light (3), oxygen supply solenoid valve (6) with air outlet device (4), the inner chamber bottom of the cabinet body (1) is equipped with oxygen tank (5), oxygen supply solenoid valve (6) are installed in the gas outlet left side of oxygen tank (5), just the gas outlet left side of oxygen tank (5) is connected with oxygen supply pump (7), just emergency is with air outlet device (4) and is held through pipe connection with giving vent to anger of oxygen supply pump (7), change air control valve (8) and be located adjacent one side air vent (2), environment monitoring module (9) are installed at the inner chamber top, The oxygen supply pump (7) is electrically connected with the air exchange control valve (8) in an output mode, the air exchange control valve (8) is a square closed baffle door, the cabinet body (1) is sealed by the air exchange control valve (8), the transmission of carbon monoxide is reduced, the content of external carbon monoxide is reduced by pumping out a large amount of oxygen, and therefore poisoning deterioration is avoided, the main controller (10) is electrically connected with the GPRS communication module (11) in an output mode, and the GPRS communication module (11) is electrically connected with the remote control center (12) in an output mode;
the cabinet body (1) comprises a ventilation and heat dissipation fan, the ventilation and heat dissipation fan is positioned on the rear side wall of the cabinet body (1), and a closing baffle plate door is arranged on the front side of the ventilation and heat dissipation fan;
the emergency air outlet device (4) is a cylindrical air outlet column, and sound outlet holes are uniformly formed in the outer wall of the emergency air outlet device (4).
2. The system according to claim 1, wherein the system comprises: the inner wall of the cabinet body (1) is nested with a fireproof heat insulation plate, a fireproof plate is welded at the bottom of the inner cavity of the cabinet body (1), and the oxygen tank (5) is located on the lower side of the fireproof plate.
3. The system according to claim 1, wherein the system comprises: the air exchange control valve (8) is a closing baffle door made of a fireproof plate.
4. The system according to claim 1, wherein the system comprises: the environment monitoring module (9) is an environment monitoring device which is respectively connected with a temperature sensor, a humidity sensor, a water immersion sensor, a first cleanliness collector and a second toxic gas collector.
5. The system according to claim 1, wherein the system comprises: and a sealing ring is nested at the joint of the emergency air outlet device (4) and the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910762723.8A CN110433409B (en) | 2019-08-19 | 2019-08-19 | Join in marriage power generation room high-voltage board poison gas real-time monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910762723.8A CN110433409B (en) | 2019-08-19 | 2019-08-19 | Join in marriage power generation room high-voltage board poison gas real-time monitoring system |
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| CN110433409A CN110433409A (en) | 2019-11-12 |
| CN110433409B true CN110433409B (en) | 2021-05-18 |
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| CN201910762723.8A Active CN110433409B (en) | 2019-08-19 | 2019-08-19 | Join in marriage power generation room high-voltage board poison gas real-time monitoring system |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100509088C (en) * | 2003-05-26 | 2009-07-08 | 萧志福 | Fireproof nitrogen supplying system for supporting human breath |
| KR101310752B1 (en) * | 2013-03-29 | 2013-09-24 | 주식회사 베스텍 | Distribution panel and motor control center having a fire sensing function |
| CN105048325A (en) * | 2015-07-20 | 2015-11-11 | 国网上海市电力公司 | Transformer room of underground substation |
| CN205657333U (en) * | 2016-05-27 | 2016-10-19 | 山东克曼特电气集团有限公司 | Automatic control warm and humid high -tension electricity cabinet |
| CN206964900U (en) * | 2017-05-26 | 2018-02-06 | 何国富 | A kind of fire-fighting fight safeguard |
| CN208241105U (en) * | 2018-06-06 | 2018-12-14 | 江苏超宇电气有限公司 | A kind of high-voltage board safety guard |
| CN208521198U (en) * | 2018-07-27 | 2019-02-19 | 广州供电局有限公司 | Transformer room system |
| CN209195087U (en) * | 2018-11-23 | 2019-08-02 | 南阳市一通防爆电气有限公司 | A kind of explosion-proof analyzer house |
| CN110068657A (en) * | 2019-04-30 | 2019-07-30 | 江苏健雄电气安装工程有限公司 | A kind of high-voltage board toxic gas monitoring system |
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Effective date of registration: 20240822 Address after: 274200 east of middle section of Deshang Road, wangfanpu administrative village, tiangongmiao Town, Chengwu County, Heze City, Shandong Province Patentee after: Shandong Hongshen Electric Co.,Ltd. Country or region after: China Address before: 224007 No.20, Fenghuang South Road, Yanlong street, Yandu District, Yancheng City, Jiangsu Province Patentee before: JIANGSU JIANXIONG ELECTRICAL INSTALLATION ENGINEERING Co.,Ltd. Country or region before: China |
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