CN114216750A - Intelligent gas collection box of transformer - Google Patents
Intelligent gas collection box of transformer Download PDFInfo
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- CN114216750A CN114216750A CN202111374858.0A CN202111374858A CN114216750A CN 114216750 A CN114216750 A CN 114216750A CN 202111374858 A CN202111374858 A CN 202111374858A CN 114216750 A CN114216750 A CN 114216750A
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- 238000001514 detection method Methods 0.000 claims abstract description 112
- 238000000605 extraction Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 12
- 230000010354 integration Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
- G01N2001/248—Evacuated containers
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- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Housings And Mounting Of Transformers (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses an intelligent gas collection box of a transformer, which comprises a box body, and a data processor, an electromagnetic valve and a gas detection module which are arranged on the box body, wherein a vacuum pump, a gas collection bottom box and a detection chamber are also arranged in the box body, the gas detection module, the electromagnetic valve and the vacuum pump are respectively and electrically connected with the data processor, the electromagnetic valve is communicated with the gas collection bottom box, the detection chamber is communicated with the gas collection bottom box, the vacuum pump is communicated with the detection chamber, and the gas detection module is arranged on the side wall of the detection chamber and is used for detecting gas in the detection chamber. According to the invention, the gas can be periodically extracted from the transformer through the vacuum pump, the gas extracted and detected at the next time is not polluted by the gas extracted and detected at the previous time, and the gas detection module and the data processor are used for carrying out automatic detection and uploading detection data, so that a worker does not need to bear the safety risk of gas extraction beside the transformer; the invention has small volume and light weight, can replace the installation of the original gas collecting box, is convenient to use and is convenient to popularize.
Description
Technical Field
The invention relates to the technical field of maintenance of power equipment, in particular to an intelligent gas collecting box of a transformer.
Background
At present, a gas collecting box is configured for a transformer body gas relay to collect light gas, people are required to discharge oil and lead down the gas on the gas collecting box beside a transformer, the gas quantity and the color are visually observed, then gas is taken, whether the transformer has faults or not is preliminarily judged by igniting the gas, and then chromatographic analysis is further performed on a gas sample. If the transformer has a fault, personnel take gas beside the transformer, and once explosion occurs, personal safety is directly endangered, so that power failure and gas taking are often required for 500kV transformers and high-voltage transformers. Although no hard requirements are made for 110kV and 220kV transformers, there is also such a risk.
Although transformer body gas relay among the prior art has configured the gas collection box in order to collect light gas, can't carry out other composition and detect in order to realize the fault diagnosis, this internal gas of transformer still needs the staff to hold complicated check out test set witnessed inspections, the operation difficulty, consuming time and wasting power, and can't in time discover the trouble.
Disclosure of Invention
Aiming at the defects, the invention provides the intelligent gas collecting box of the transformer, which can solve the problem that the gas detection of the existing transformer needs to be carried out on site.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a transformer intelligence gas collection box, is in including box body and setting data processor, solenoid valve and gas detection module on the box body, box and detection room at the bottom of still being provided with vacuum pump, gas collection in the box body, gas detection module, solenoid valve and vacuum pump respectively with data processor electric connection, the solenoid valve is linked together at the bottom of box with the gas collection, detection room and gas collection are linked together at the bottom of the box, the vacuum pump is linked together with the detection room, gas detection module sets up and is used for detecting on the lateral wall of detection room gas in the detection room.
Further, the detection chamber is positioned above the gas collection bottom box.
Furthermore, valves are arranged at the bottom of the gas collection bottom box and the top of the detection chamber.
Further, a gas extraction joint is provided at the free end of the valve provided at the top of the detection chamber.
Further, the valve is a manual ball valve.
Furthermore, a liquid level meter is arranged on the side wall of the gas collection bottom box.
Furthermore, a check valve is arranged on a pipeline for communicating the vacuum pump and the detection chamber.
Furthermore, the lateral surface department of box body is provided with and shows accuse touch-sensitive screen, show accuse touch-sensitive screen and data processor electric connection.
Further, the back of box body be provided with the mounting panel, be provided with the screw hole on the mounting panel.
Furthermore, the bottom of the gas collection bottom box is conical.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the gas can be periodically extracted from the transformer through the vacuum pump, the gas extracted and detected at the next time is not polluted by the gas extracted and detected at the previous time, and the gas detection module and the data processor are used for carrying out automatic detection and uploading detection data, so that a worker does not need to bear the safety risk of gas extraction beside the transformer;
2. the invention has small volume and light weight, can replace the installation of the original gas collecting box, is convenient to use and is convenient to popularize.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention from a front perspective;
fig. 3 is a partial cross-sectional view from a top perspective of the present invention.
The device comprises a box body 1, a data processor 2, an electromagnetic valve 3, a gas taking connector 4, a mounting plate 5, a liquid level meter 6, a valve 7, a display control touch screen 8, a switching power supply 9, a vacuum pump 10, a power supply module 11, a check valve 12, a gas collection bottom box 13, a gas detection module 14, a detection chamber 15, a data integration module 16, an aviation wiring terminal 17 and a shield 18.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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 should be noted that the terms "inside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships where products of the present invention are conventionally placed in use, and are used only for convenience in describing the present invention and for simplification of description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, a preferred embodiment of the present invention provides an intelligent gas collection box for a transformer, which includes a box body 1, and a data processor 2, an electromagnetic valve 3, a switching power supply 9, a vacuum pump 10, a power module 11, a gas collection bottom box 13, a detection chamber 15, and a gas detection module 14, which are disposed in the box body 1.
Referring to fig. 1 to 3, in the preferred embodiment, the main body of the box body 1 is a box structure with a square shape, which mainly plays a role of placing a component and shields the internal component thereof to achieve certain rain-proof and dust-proof effects. The back of box body 1 is provided with mounting panel 5, is provided with the screw hole on the mounting panel 5. The mounting plate 5 is used for mounting the box body 1 on a transformer, and the box body 1 can be mounted through fasteners such as bolts and the like so as to fix the box body 1 on the transformer, facilitate interaction with the transformer and introduce an oil-gas mixture of a gas relay of the transformer into the intelligent gas collection box of the transformer.
In the preferred embodiment, the box body 1 mainly comprises two cuboid box bodies which are arranged side by side left and right, the gas collection bottom box 13, the detection chamber 15 and the gas detection module 14 are positioned on the left side of the box body 1, and the electromagnetic valve 3, the data processor 2, the switching power supply 9, the vacuum pump 10 and the power supply module 11 are positioned on the right side of the box body 1. Wherein, the gas collection bottom box 13, the detection chamber 15 and the gas detection module 14 are installed inside the left side of the box body 1, and the data integration module 16 is configured on the gas detection module 14. The solenoid valve 3 is provided with a port for connection with a gas relay of the transformer body so as to be connected with the gas relay. The electromagnetic valve 3 is communicated with the gas collection bottom box 13 through a pipeline, and the communicated position is the top side wall of the gas collection bottom box 13, so that an oil-gas mixture in the transformer can enter the gas collection bottom box 13 through the pipeline after passing through the electromagnetic valve 3. The detection chamber 15 is communicated with the gas collection bottom box 13, so that after the oil-gas mixture enters the gas collection bottom box 13, gas can enter the detection chamber 15, and the detection chamber 15 can be used as a temporary storage space of the gas and as a space for gas detection. In a preferred embodiment, the detection chamber 15 is located above the gas-collecting bottom box 13, and the bottom of the detection chamber 15 is in communication with the bottom of the gas-collecting bottom box 13 through a through hole, so that gas can enter the detection chamber 15 from the gas-collecting bottom box 13 upwards through the through hole. The gas detection module 14 is disposed on a sidewall of the detection chamber 15 for detecting gas inside the detection chamber 15, mainly detecting a composition of the gas, to determine whether the transformer has a fault by the gas composition.
The top of the left side of the box body 1 is provided with a shield 18, and the shield 18 is positioned right above the gas detection module 14 and the data integration module 16 and is used for enhancing the protection of the gas detection module 14 and the data integration module 16.
The data processor 2, the power supply module 11 and the vacuum pump 10 are installed inside the right side of the box body 1, the electromagnetic valve 3 is installed on the top of the outer side of the right side of the box body 1, and the switching power supply 9 is installed on the outer side of the bottom of the right side of the box body 1.
The data processor 2 stores the detection data transmitted by the gas detection module 14 locally and uploads the detection data to a terminal, so that a worker can know the working state of the transformer. The data processor 2 may upload the detected data to the terminal in a wired manner, or may upload the detected data in a wireless manner, where the wireless manner may be bluetooth, WI-FI, nb-iot, Zig-Bee, or the like.
The vacuum pump 10 is communicated with the detection chamber 15 through a pipeline to realize the vacuum pumping of the detection chamber 15 so that the detection chamber 15 forms a certain negative pressure, and the gas in the detection chamber 15 can be pumped out. A check valve 12 is provided on a pipe communicating between the vacuum pump 10 and the detection chamber 15 to prevent gas at the vacuum pump 10 from entering the detection chamber 15 through a pipe to contaminate the detection chamber 15.
The lateral surface department of box body 1 is provided with and shows accuse touch-sensitive screen 8, shows that accuse touch-sensitive screen 8 can carry out touch-control operation and show to in order to show the testing result. The gas in the detection chamber 15 is collected to form a pulse signal after being detected by the gas detection module 14 and is integrated in the data integration module 16, then the pulse signal is transmitted to the data processor 2 through the signal, the data processor 2 identifies the signal, and the signal is compiled into visual data through the program of the display control touch screen 8 and is displayed on the display control touch screen 8, so that a worker can conveniently confirm the working state of the transformer on site.
The display control touch screen 8, the switching power supply 9, the gas detection module 14, the electromagnetic valve 3 and the vacuum pump 10 are respectively electrically connected with the data processor 2 and perform data interaction or control interaction. Under the control of the data processor 2, the vacuum pump 10 and the solenoid valve 3 work periodically, the working period and the interval can be controlled by programming, and the user can control the working period of the vacuum pump 10 and the solenoid valve 3 according to the actual use requirement. Solenoid valve 3, show accuse touch-sensitive screen 8, vacuum pump 10, gaseous detection module 14 and data processor 2 supply power through power module 11, switching power supply 9 controls the switch of power module 11, accessible switching power supply 9 realizes controlling power module 11 and controls power module 11 to cut off solenoid valve 3, show accuse touch-sensitive screen 8, vacuum pump 10, gaseous detection module 14 and data processor 2's power supply, of course, also can control power module 11 and resume to solenoid valve 3, show accuse touch-sensitive screen 8, vacuum pump 10, gaseous detection module 14 and data processor 2's power supply. Aviation terminal 17 is arranged at the bottom of the right side of box body 1, aviation terminal 17 is connected with power module 11, aviation terminal 17 is used for connecting 220V voltage.
The bottom of the gas collection bottom box 13 and the top of the detection chamber 15 are provided with valves 7, specifically, the bottom of the gas collection bottom box 13 is provided with a downward pipeline, the valves 7 are arranged at the bottom of the pipeline, the top of the detection chamber 15 is provided with an upward pipeline, and the valves 7 are arranged at the top end of the pipeline. Through valve 7, can realize the intercommunication of gas collection end box 13 and/or detection room 15 and outside, if open the valve 7 of the bottom of gas collection end box 13, can let the insulating oil in the gas collection end box 13 flow out through valve 7, and when opening the valve 7 at the top of detection room 15, can let the gas in the detection room 15 escape through valve 7. In the preferred embodiment, the valve 7 is a manual ball valve, which can be easily opened and closed by manual operation.
The bottom of the gas collection bottom box 13 is in a cone shape, the top of a pipeline connected with a bottom valve 7 of the gas collection bottom box 13 is communicated with the bottom of the cone shape, and the bottom of the cone shape is beneficial to accumulating insulating oil at the bottom and enabling the insulating oil to be discharged through the pipeline, so that the insulating oil is discharged more thoroughly, and the insulating oil in the gas collection bottom box 13 can be discharged thoroughly. The side wall of the gas collection bottom box 13 is provided with the liquid level meter 6, the liquid level meter 6 is used for monitoring the liquid level of insulating oil in the gas collection bottom box 13, the liquid level of the gas collection bottom box 13 can be known in real time through the liquid level meter 6, and gas detection is prevented from being influenced by overhigh liquid level of the gas collection bottom box 13.
In the preferred embodiment, at the free end of the valve 7, arranged at the top of the detection chamber 15, a gas extraction connector 4 is provided, by means of which the connection to an external device is possible, facilitating the manual extraction of gas by the staff.
When the intelligent gas collection box is implemented, the intelligent gas collection box of the transformer is arranged on the transformer, and the gas inlet port of the electromagnetic valve 3 is connected with a gas relay of the transformer body; then ensuring that the electromagnetic valve 3 and the valve 7 are both in a closed state, then starting the vacuum pump 10 to vacuumize the detection chamber 15, as the detection chamber 15 is communicated with the gas collection bottom box 13, at this time, the gas collection bottom box 13 and the detection chamber 15 are substantially vacuumized, when the gas collection bottom box 13 and the detection chamber 15 are vacuumized to a certain degree to form a certain negative pressure, stopping the vacuum pump 10, then starting the electromagnetic valve 3, at this time, the oil-gas mixture of the transformer enters the gas collection bottom box 13 through the electromagnetic valve 3 and the pipeline under the action of the negative pressure, at this time, the insulating oil in the oil-gas mixture is accumulated at the bottom of the gas collection bottom box 13, the gas upwards enters the detection chamber 15 under the action of the negative pressure and is collected in the detection chamber 15, at this time, the gas detection module 14 can detect the gas collected in the detection chamber 15, mainly detect the components of the gas, and collect the detected gas to form a pulse signal to be integrated in the data integration module 16, then through signal transmission to data processor 2, data processor 2 discernment signal judges whether the transformer breaks down to detect data storage is local and upload to the terminal, lets the operating condition of staff long-range understanding transformer, also can compile into audio-visual data through the program of display and control touch-sensitive screen 8 and present on display and control touch-sensitive screen 8, so that let the staff confirm the operating condition of transformer at the scene. The invention can realize automatic oil discharge. And realize oil-gas separation, realize the automated inspection of other compositions to with testing result transmission terminal so that the operating condition of staff's remote understanding transformer, also can show testing result through showing accuse touch-sensitive screen 8 scene, so that let the operating condition of staff's on-the-spot affirmation transformer.
After one-time gas detection, the electromagnetic valve 3 and the valve 7 are ensured to be in a closed state, then the data processor 2 controls the vacuum pump 10 to vacuumize the detection chamber 15 so as to extract the gas in the gas collection bottom box 13 and the detection chamber 15, and a certain negative pressure is formed after the gas in the gas collection bottom box 13 and the detection chamber 15 is extracted to wait for the next detection. The detection gas in the gas collection bottom box 13 and the detection chamber 15 can be pumped out through the vacuum pump 10, so that the gas in the next detection is not polluted by the gas in the last detection, and the problem that the gas is easily polluted when the existing gas detection equipment performs gas detection is solved.
According to the intelligent gas collection box for the transformer, before the oil-gas mixture of the transformer is introduced, the gas collection bottom box 13 and the detection chamber 15 form negative pressure in a vacuumizing mode, so that the detection chamber 15 is not polluted, the oil-gas mixture can conveniently and smoothly enter the gas collection bottom box 13, the gas to be detected can conveniently and smoothly enter the detection chamber 15, and the problem that the gas is difficult to enter in use is solved.
The invention can also be used for manually taking oil and gas on site. Firstly, a display control touch screen 8 is used for controlling a vacuum pump 10 to vacuumize a gas collection bottom box 13 and a detection chamber 15 and introducing an oil-gas mixture into the gas collection bottom box 13, at the moment, insulating oil is accumulated at the bottom of the gas collection bottom box 13, gas enters the detection chamber 15 upwards under the action of negative pressure and is collected in the detection chamber 15, then the vacuum pump 10 is closed, a manual ball valve at the bottom of the gas collection bottom box 13 is opened, at the moment, the insulating oil accumulated at the bottom of the gas collection bottom box 13 can be discharged through the manual ball valve, and oil discharge and oil extraction are realized; when gas is required to be taken, for example, when workers need to manually detect gas generated in the transformer on site, the gas collecting container is connected with the gas taking connector 4, then the manual ball valve at the top of the detection chamber 15 is opened to discharge the gas and collect the gas, and the workers can detect the gas on site after collecting the gas.
According to the invention, the gas can be periodically extracted from the transformer through the vacuum pump 10, the gas extracted and detected at the next time is not polluted by the gas extracted and detected at the previous time, and the gas detection module 14 and the data processor 2 carry out automatic detection and upload detection data, so that workers do not need to bear the safety risk of gas extraction beside the transformer. Meanwhile, the invention has small volume and light weight, can replace the installation of the original gas collecting box, and is convenient to use and popularize.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a transformer intelligence gas collection box, is in including box body (1) and setting data processor (2), solenoid valve (3) and gas detection module (14) on box body (1), its characterized in that: still be provided with vacuum pump (10), gas collection end box (13) and detection room (15) in box body (1), gaseous detection module (14), solenoid valve (3) and vacuum pump (10) respectively with data processor (2) electric connection, solenoid valve (3) are linked together with gas collection end box (13), detection room (15) are linked together with gas collection end box (13), vacuum pump (10) are linked together with detection room (15), gaseous detection module (14) set up and are used for detecting on the lateral wall of detection room (15) detect the gas in the detection room (15).
2. The intelligent transformer gas collection box of claim 1, wherein: the detection chamber (15) is positioned above the gas collection bottom box (13).
3. The intelligent transformer gas collection box of claim 1, wherein: and valves (7) are arranged at the bottom of the gas collection bottom box (13) and the top of the detection chamber (15).
4. The intelligent transformer gas collection box of claim 3, wherein: a gas extraction joint (4) is arranged at the free end of the valve (7) arranged at the top of the detection chamber (15).
5. The intelligent transformer gas collection box of claim 3 or 4, wherein: the valve (7) is a manual ball valve.
6. The intelligent transformer gas collection box of claim 1, wherein: and a liquid level meter (6) is arranged on the side wall of the gas collection bottom box (13).
7. The intelligent transformer gas collection box of claim 1, wherein: and a check valve (12) is arranged on a pipeline communicated between the vacuum pump (10) and the detection chamber (15).
8. The intelligent transformer gas collection box of claim 1, wherein: the lateral surface department of box body (1) is provided with and shows accuse touch-sensitive screen (8), show accuse touch-sensitive screen (8) and data processor (2) electric connection.
9. The intelligent transformer gas collection box of claim 1, wherein: the back of box body (1) be provided with mounting panel (5), be provided with the screw hole on mounting panel (5).
10. The intelligent transformer gas collection box of claim 1, wherein: the bottom of the gas collection bottom box (13) is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111374858.0A CN114216750A (en) | 2021-11-19 | 2021-11-19 | Intelligent gas collection box of transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111374858.0A CN114216750A (en) | 2021-11-19 | 2021-11-19 | Intelligent gas collection box of transformer |
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| CN114216750A true CN114216750A (en) | 2022-03-22 |
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| CN202111374858.0A Pending CN114216750A (en) | 2021-11-19 | 2021-11-19 | Intelligent gas collection box of transformer |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362817A (en) * | 2020-11-19 | 2021-02-12 | 广西电网有限责任公司柳州供电局 | Gas collection detection device and detection method for transformer gas |
| CN112461999A (en) * | 2020-11-12 | 2021-03-09 | 广西桂林金秉航科技有限公司 | Automatic detection gas collection box for transformer gas and use method thereof |
| CN112461613A (en) * | 2020-11-12 | 2021-03-09 | 广西桂林金秉航科技有限公司 | Automatic gas collection detection box for transformer gas and use method thereof |
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- 2021-11-19 CN CN202111374858.0A patent/CN114216750A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461999A (en) * | 2020-11-12 | 2021-03-09 | 广西桂林金秉航科技有限公司 | Automatic detection gas collection box for transformer gas and use method thereof |
| CN112461613A (en) * | 2020-11-12 | 2021-03-09 | 广西桂林金秉航科技有限公司 | Automatic gas collection detection box for transformer gas and use method thereof |
| CN112362817A (en) * | 2020-11-19 | 2021-02-12 | 广西电网有限责任公司柳州供电局 | Gas collection detection device and detection method for transformer gas |
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