CN114005638B - Oil immersed transformer with anti-theft and alarm functions - Google Patents
Oil immersed transformer with anti-theft and alarm functions Download PDFInfo
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- CN114005638B CN114005638B CN202111077725.7A CN202111077725A CN114005638B CN 114005638 B CN114005638 B CN 114005638B CN 202111077725 A CN202111077725 A CN 202111077725A CN 114005638 B CN114005638 B CN 114005638B
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- immersed transformer
- fixed
- oil
- shaped frame
- theft
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/1472—Mechanical actuation by lifting or attempted removal of hand-portable articles with force or weight detection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Housings And Mounting Of Transformers (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses an oil-immersed transformer with anti-theft and alarm functions, which comprises a base, a limiting mechanism, a mounting plate and a fixing column, wherein a mounting groove is formed in one end surface of the base, the limiting mechanism for fixing a U-shaped frame is arranged at the top of an electric cylinder, the mounting plate is fixed at the top of the U-shaped frame, and a protective cover is arranged on the outer side of an oil-immersed transformer body. This oil-immersed transformer with theftproof and alarming function is provided with electronic cylinder and fixed disk, drives the fixed disk through electronic cylinder and descends, makes the fixed disk drive the movable block of mounting groove bottom to keeping away from the one end of mounting groove axis through the connecting rod at its both ends and slide to drive the gag lever post card and go into in the spacing groove of U-shaped frame inner wall both sides and fix U-shaped frame and oil-immersed transformer body, simple structure can avoid the lawless persons to destroy the installation component of oil-immersed transformer body through this kind of mode, improves its practicality.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to an oil immersed transformer with anti-theft and alarm functions.
Background
The oil-immersed transformer is one of distribution transformers, is one of important equipment in industrial and mining enterprises and civil building power supply and distribution systems, and is installed and fixed through bolts in the prior art, but because the oil-immersed transformer is usually arranged outdoors, lawless persons can damage the bolts, and further the transformer is stolen, and a radiator fan is usually arranged for improving the radiating effect of the prior oil-immersed transformer to blow and cool the transformer, but the radiator fan is usually in a normally open state, so that energy waste is easily caused, and the environment-friendly concept is not met.
Disclosure of Invention
The invention aims to provide an oil-immersed transformer with anti-theft and alarm functions, so as to solve the problems that the existing oil-immersed transformer provided in the background art is easy to be stolen, is easy to cause energy waste and does not accord with the environmental protection concept.
In order to achieve the above purpose, the present invention provides the following technical solutions: an oil immersed transformer with anti-theft and alarming functions comprises a base, a limiting mechanism, a mounting plate and a fixing column,
the electric cylinder is fixed in the mounting groove, a U-shaped frame is arranged in the mounting groove, and limit grooves are formed in two sides of the inner wall of the U-shaped frame;
the limiting mechanism for fixing the U-shaped frame is arranged at the top of the electric cylinder;
the mounting plate is fixed at the top of the U-shaped frame, the top of the mounting plate is provided with an oil immersed transformer body, the outer side of the oil immersed transformer body is provided with a protective cover, and the top of the protective cover is provided with a heat dissipation hole;
the fixed column is fixed on the other end surface of the base, a controller is arranged on the surface of the fixed column, and alarm horns are arranged on two sides of the fixed column.
Preferably, the stop gear includes fixed disk, connecting rod, movable block and gag lever post, the top at electric cylinder is fixed to the fixed disk, and the both ends rotation of fixed disk are connected with the connecting rod, the connecting rod is connected with the movable block, and movable block sliding connection is in the bottom of mounting groove, the fixed surface of movable block has the gag lever post, and the gag lever post is connected with the spacing groove.
Through adopting above-mentioned technical scheme, can install fixedly oil immersed transformer body under the mutually supporting between electronic cylinder, fixed disk, connecting rod, movable block and gag lever post.
Preferably, the inner diameter of the mounting groove is larger than the outer diameter of the U-shaped frame, and the mounting groove is in clamping connection with the U-shaped frame.
By adopting the technical scheme, the U-shaped frame can be conveniently installed.
Preferably, the inner diameter of the protective cover is larger than the outer diameter of the oil immersed transformer body, and two sides of the protective cover are connected with the base through bolts.
Through adopting above-mentioned technical scheme, can conveniently protect oil-immersed transformer body, avoid damaging.
Preferably, the outside of protection casing is provided with the illumination lamps and lanterns, and the illumination lamps and lanterns are provided with two sets of.
By adopting the technical scheme, the periphery of the oil immersed transformer body can be illuminated at night, so that whether a thief exists or not can be conveniently observed.
Preferably, the heat dissipation holes are provided with a plurality of groups, and the outer sides of the heat dissipation holes are provided with filter screens.
By adopting the technical scheme, dust can be prevented from entering the inside of the protective cover.
Preferably, a temperature sensor is arranged above the inside of the protective cover, the temperature sensor is electrically connected with the controller, and meanwhile, the two sides of the inner wall of the protective cover are provided with a hot fan.
Through adopting above-mentioned technical scheme, can open the fan hot-air fan automatically according to the inside temperature of protection casing under the mutually supporting between temperature sensor, fan hot-air fan and controller, avoid the energy extravagant.
Preferably, a fixed block is fixed below the inside of the protective cover, a pressure sensor is arranged at the bottom of the fixed block, the pressure sensor is connected with the mounting plate, and the pressure sensor is electrically connected with the controller.
Through adopting above-mentioned technical scheme, can send the alarm when rocking appears in the oil-immersed transformer body under the mutually supporting between fixed block, pressure sensor and controller.
Preferably, the top of the fixed column is fixed with a warning board, and the top of the warning board is provided with an alarm.
By adopting the technical scheme, the theft alarm can be convenient to warn the thief.
Compared with the prior art, the invention has the beneficial effects that: the oil immersed transformer with the anti-theft and alarm functions,
(1) The electric cylinder and the fixed disc are arranged, the fixed disc is driven to descend by the electric cylinder, the fixed disc drives the movable block at the bottom of the installation groove to slide towards one end far away from the central axis of the installation groove through the connecting rods at the two ends of the fixed disc, so that the limiting rod is driven to be clamped into the limiting grooves at the two sides of the inner wall of the U-shaped frame to fix the U-shaped frame and the oil-immersed transformer body, the structure is simple, and the damage of lawless persons to the installation assembly of the oil-immersed transformer body can be avoided by the mode, and the practicability of the installation assembly is improved;
(2) The protective cover and the illumination lamp are arranged, the damage to the oil-immersed transformer body by lawless persons can be avoided through the protective cover on the outer side of the oil-immersed transformer body, and the illumination lamp on the outer side of the protective cover can photograph the periphery of the oil-immersed transformer body at night, so that the inspection by workers is facilitated, and the functionality of the oil-immersed transformer is improved;
(3) The pressure sensor and the controller are arranged at the bottom of the fixed block, so that pressure signals can be transmitted to the controller when a thief conducts the theft, and the controller opens the alarm horn and the alarm to deter the thief and remind staff, thereby carrying out early warning before the theft and improving the practicability;
(4) Be provided with filter screen and temperature sensor, can filter the dust through the filter screen in the louvre outside, avoid the dust to get into inside the protection casing, temperature sensor of protection casing inner wall can detect the inside temperature of protection casing simultaneously to then can the controller open radiator fan when the temperature is higher and blow the cooling to oil-immersed transformer body, then can close radiator fan after the temperature resumes, avoid causing unnecessary energy extravagant, improve its environmental protection effect.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic cross-sectional view of a base of the present invention;
FIG. 3 is a schematic top view of the base of the present invention;
FIG. 4 is a schematic cross-sectional view of a protective cover according to the present invention;
FIG. 5 is a schematic top view of the present invention;
fig. 6 is a schematic structural diagram of the working principle of the present invention.
In the figure: 1. the device comprises a base, 2, an installation groove, 3, an electric cylinder, 4, a U-shaped frame, 5, a limit groove, 6, a limit mechanism, 601, a fixed disc, 602, a connecting rod, 603, a movable block, 604, a limit rod, 7, an installation plate, 8, an oil immersed transformer body, 9, a protective cover, 10, a bolt, 11, a lighting lamp, 12, a radiating hole, 13, a filter screen, 14, a temperature sensor, 15, a fan-heating fan, 16, a fixed block, 17, a pressure sensor, 18, a fixed column, 19, a controller, 20, an alarm horn, 21, a warning board, 22 and an alarm.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: as shown in fig. 1 and 2, an oil immersed transformer with anti-theft and alarming functions is provided with a mounting groove 2 on one end surface of a base 1, an electric cylinder 3 is fixed in the mounting groove 2, a U-shaped frame 4 is arranged in the mounting groove 2, limit grooves 5 are formed in two sides of the inner wall of the U-shaped frame 4, the inner diameter of the mounting groove 2 is larger than the outer diameter of the U-shaped frame 4, the mounting groove 2 is connected with the U-shaped frame 4 in a clamping manner, and the U-shaped frame 4 can be conveniently mounted through the mounting groove 2 on the surface of the base 1 so as to limit the U-shaped frame 4.
As shown in fig. 1, fig. 2 and fig. 3, a limiting mechanism 6 for fixing a U-shaped frame 4 is arranged at the top of an electric cylinder 3, the limiting mechanism 6 comprises a fixed disc 601, a connecting rod 602, a movable block 603 and a limiting rod 604, the fixed disc 601 is fixed at the top of the electric cylinder 3, two ends of the fixed disc 601 are rotationally connected with the connecting rod 602, the connecting rod 602 is connected with the movable block 603, the movable block 603 is slidably connected with the bottom of a mounting groove 2, a limiting rod 604 is fixed on the surface of the movable block 603, the limiting rod 604 is connected with the limiting groove 5, the fixed disc 601 is driven to descend by the electric cylinder 3, the fixed disc 601 drives the movable block 603 to slide towards one end far away from the central axis of the mounting groove 2 through the connecting rods 602 at two ends of the fixed disc 601, and the movable block 603 drives the limiting rod 604 to be clamped into the limiting grooves 5 at two sides of the inner wall of the U-shaped frame 4 to limit and fix the fixed disc.
As shown in fig. 2 and 4, the mounting plate 7 is fixed at the top of the U-shaped frame 4, and the top of the mounting plate 7 is provided with the oil-immersed transformer body 8, the outside of the oil-immersed transformer body 8 is provided with the protection cover 9, and the top of the protection cover 9 is provided with the heat dissipation holes 12, the inner diameter of the protection cover 9 is larger than the outer diameter of the oil-immersed transformer body 8, and the two sides of the protection cover 9 are connected with the base 1 through the bolts 10, and the protection cover 9 is arranged at the outer side of the oil-immersed transformer body 8 to avoid the damage to the oil-immersed transformer body 8 by lawless persons, so that the protection cover 9 is improved in protectiveness to the oil-immersed transformer body 8, and meanwhile, the bolts 10 at the two sides of the protection cover 9 can be unscrewed during maintenance to detach the protection cover 9.
As shown in fig. 1, 4, 5 and 6, the outside of the protection cover 9 is provided with two groups of lighting lamps 11, the lighting lamps 11 outside the protection cover 9 can illuminate at night, so that workers can observe the surrounding situation of the oil-immersed transformer body 8 conveniently, illegal persons are prevented from stealing under night shielding, the heat dissipation holes 12 are provided with a plurality of groups, the outside of the heat dissipation holes 12 is provided with a filter screen 13, dust in the outside air can be filtered while ventilation inside the protection cover 9 can be ensured through the filter screen 13 outside the heat dissipation holes 12, dust is prevented from adhering to the surface of the oil-immersed transformer body 8, the practicability is improved, a temperature sensor 14 is arranged above the inside of the protection cover 9, and the temperature sensor 14 is electrically connected with a controller 19, meanwhile, the two sides of the inner wall of the protective cover 9 are provided with the fan-shaped hot air fans 15, the temperature sensor 14 of TJ36-CAXL type can detect the temperature inside the protective cover 9 and transmit temperature signals to the controller 19, when the temperature exceeds a limiting value, the controller 19 can open the fan-shaped hot air fans 15 to blow and cool down, when the temperature is recovered to be normal, the controller 19 can close the fan-shaped hot air fans 15 to avoid unnecessary energy waste, the environmental protection is improved, the fixing block 16 is fixed below the inner part of the protective cover 9, the bottom of the fixing block 16 is provided with the pressure sensor 17, the pressure sensor 17 is connected with the mounting plate 7, the pressure sensor 17 is electrically connected with the controller 19, when a thief performs the action, the pressure sensor 17 of LC304 type at the bottom of the fixing block 16 can be triggered, and the pressure sensor 17 transmits pressure signals to the controller 19, the controller 19 opens the alarm horn 20 and the alarm 22 to deter the thief for early warning.
As shown in fig. 1 and 4, the fixed column 18 is fixed on the other end surface of the base 1, and the surface of the fixed column 18 is provided with a controller 19, meanwhile, both sides of the fixed column 18 are provided with alarm horns 20, the top of the fixed column 18 is fixed with a warning board 21, and the top of the warning board 21 is provided with an alarm 22, and by marking laws and regulations on the warning board 21, the purpose of warning a thief is achieved, and the thief is dissuaded from being surrendered by being counseled.
Working principle: when the oil-immersed transformer with anti-theft and alarming functions is used, firstly, the U-shaped frame 4 at the bottom of the mounting plate 7 is placed in the mounting groove 2 on the surface of the base 1, the electric cylinder 3 in the mounting groove 2 is opened to drive the fixed disc 601 to rise, the fixed disc 601 drives the movable block 603 to slide towards one end far away from the central axis of the mounting groove 2 through the connecting rods 602 at the two ends of the fixed disc 601, the limiting rods 604 on the surface of the movable block 603 are clamped into the limiting grooves 5 at the two sides of the inner wall of the U-shaped frame 4 to limit and fix the U-shaped frame 4, the oil-immersed transformer body 8 can be protected through the protective cover 9 in the use process, meanwhile, the temperature sensor 14 on the inner wall of the protective cover 9 can detect the temperature in the protective cover 9, the controller 19 can automatically open the fan hot air fan 15 to blow and cool the oil-immersed transformer body 8 after the temperature reaches a limited value, the filter screen 13 outside the heat radiation hole 12 at the top of the protective cover 9 can filter dust, so as to avoid dust adhesion, when a thief tries to destroy the protective cover 9, the pressure sensor 17 at the bottom of the fixed block 16 is triggered, the alarm 22 at the two sides of the fixed column 18 and the top of the warning plate 21 is opened by the controller 19 to deter the thief, the staff is reminded, meanwhile, the illumination lamp 11 at the outer side of the protective cover 9 can illuminate at night, the staff can observe conveniently, when the oil immersed transformer body 8 is required to be overhauled and maintained, the bolts 10 at the two sides of the protective cover 9 are screwed firstly to detach the protective cover 9, then the electric cylinder 3 in the installation groove 2 is opened to drive the fixed disc 601 to ascend, the movable block 603 is driven to slide towards one end close to the central axis of the installation groove 2 by the connecting rods 602 at the two ends of the fixed disc 601, the limiting rods 604 driving the surfaces of the movable blocks 603 are separated from the limiting grooves 5 on two sides of the inner wall of the U-shaped frame 4, and then the oil immersed transformer body 8, the mounting plate 7 and the U-shaped frame 4 can be lifted by the crane for maintenance, so that the whole operation is completed, and the contents which are not described in detail in the specification belong to the prior art known to the person skilled in the art.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present invention.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. The utility model provides an oil-immersed transformer with theftproof and alarming function, includes base (1), stop gear (6), mounting panel (7) and fixed column (18), its characterized in that:
an installation groove (2) is formed in the surface of one end of the base (1), an electric cylinder (3) is fixed in the installation groove (2), a U-shaped frame (4) is arranged in the installation groove (2), and limit grooves (5) are formed in two sides of the inner wall of the U-shaped frame (4);
the limiting mechanism (6) for fixing the U-shaped frame (4) is arranged at the top of the electric cylinder (3), the limiting mechanism (6) comprises a fixed disc (601), a connecting rod (602), a movable block (603) and a limiting rod (604), the fixed disc (601) is fixed at the top of the electric cylinder (3), the connecting rods (602) are rotationally connected to the two ends of the fixed disc (601), the connecting rods (602) are connected with the movable block (603), the movable block (603) is slidably connected to the bottom of the mounting groove (2), the limiting rod (604) is fixed on the surface of the movable block (603), and the limiting rod (604) is connected with the limiting groove (5);
the mounting plate (7) is fixed at the top of the U-shaped frame (4), the top of the mounting plate (7) is provided with the oil immersed transformer body (8), the outer side of the oil immersed transformer body (8) is provided with the protective cover (9), and the top of the protective cover (9) is provided with the heat dissipation hole (12);
the fixed column (18) is fixed on the surface of the other end of the base (1), a controller (19) is arranged on the surface of the fixed column (18), and alarm horns (20) are arranged on two sides of the fixed column (18).
2. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: the inner diameter of the mounting groove (2) is larger than the outer diameter of the U-shaped frame (4), and the mounting groove (2) is in clamping connection with the U-shaped frame (4).
3. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: the inner diameter of the protective cover (9) is larger than the outer diameter of the oil immersed transformer body (8), and two sides of the protective cover (9) are connected with the base (1) through bolts (10).
4. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: the outside of protection casing (9) is provided with illumination lamps and lanterns (11), and illumination lamps and lanterns (11) are provided with two sets of.
5. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: the heat dissipation holes (12) are provided with a plurality of groups, and a filter screen (13) is arranged on the outer side of each heat dissipation hole (12).
6. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: the inside top of protection casing (9) is provided with temperature sensor (14), and is electric connection between temperature sensor (14) and controller (19), and the inner wall both sides of protection casing (9) are provided with fan hot fan (15) simultaneously.
7. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: a fixed block (16) is fixed below the inner part of the protective cover (9), a pressure sensor (17) is arranged at the bottom of the fixed block (16), the pressure sensor (17) is connected with the mounting plate (7), and the pressure sensor (17) is electrically connected with the controller (19).
8. An oil immersed transformer with anti-theft and alarm functions according to claim 1, characterized in that: the top of fixed column (18) is fixed with warning sign (21), and the top of warning sign (21) is provided with alarm (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111077725.7A CN114005638B (en) | 2021-09-15 | 2021-09-15 | Oil immersed transformer with anti-theft and alarm functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111077725.7A CN114005638B (en) | 2021-09-15 | 2021-09-15 | Oil immersed transformer with anti-theft and alarm functions |
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| Publication Number | Publication Date |
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| CN114005638A CN114005638A (en) | 2022-02-01 |
| CN114005638B true CN114005638B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111077725.7A Active CN114005638B (en) | 2021-09-15 | 2021-09-15 | Oil immersed transformer with anti-theft and alarm functions |
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| CN115017559A (en) * | 2022-02-17 | 2022-09-06 | 北华大学 | An Internet-based computer information development anti-theft device and anti-theft system |
| CN114937550B (en) * | 2022-05-31 | 2024-11-22 | 保定市科华电力设备有限公司 | A transformer with anti-theft and noise reduction functions and a method of using the transformer |
| CN115798868B (en) * | 2022-11-30 | 2024-07-05 | 南通市海王电气有限公司 | Anti-theft supporting device for outdoor transformer |
| CN116666039B (en) * | 2023-06-18 | 2023-11-03 | 江苏北辰互邦电力股份有限公司 | Offshore wind power transformer with good corrosion resistance effect and application method thereof |
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