CN115188561A - Heat dissipation cabinet for transformer - Google Patents

Heat dissipation cabinet for transformer Download PDF

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Publication number
CN115188561A
CN115188561A CN202211101470.8A CN202211101470A CN115188561A CN 115188561 A CN115188561 A CN 115188561A CN 202211101470 A CN202211101470 A CN 202211101470A CN 115188561 A CN115188561 A CN 115188561A
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CN
China
Prior art keywords
fixedly connected
transformer
case
rotatably connected
equipment
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202211101470.8A
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Chinese (zh)
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CN115188561B (en
Inventor
鄂海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Shengjiu Transformer Co ltd
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Jiangsu Shengjiu Transformer Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN202211101470.8A priority Critical patent/CN115188561B/en
Publication of CN115188561A publication Critical patent/CN115188561A/en
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Publication of CN115188561B publication Critical patent/CN115188561B/en
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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
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • 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
    • H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • 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
    • 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
    • H01F27/28—Coils; Windings; Conductive connections

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention discloses a heat dissipation cabinet for a transformer, which specifically comprises: the anti-skidding mechanism comprises a case, wherein the left side and the right side of the outer surface of the case are rotatably connected with two case doors, the top of the case is provided with a fixed groove, the inner surface of the fixed groove is fixedly connected with a sliding rail, and the outer surface of the sliding rail is rotatably connected with an anti-skidding mechanism; be provided with anti-skidding mechanism in the inside of equipment, steering mechanism, fixed establishment isotructure, be provided with in the inside of equipment and turn to the structure, the flexibility of equipment has been increased, when equipment need overhaul and when dispelling the heat, only need to rotate the inboard drive structure that sets up and can rotate the direction with equipment, the structure of extension protection has all been increased in equipment oil outlet department and electric connection department in addition, stability when having increased pipeline and equipment connection, also can reduce when the pipeline meets external force and pulls and pull the damage that causes between pipeline and the equipment, the leakproofness to the pipeline is also better.

Description

Heat dissipation cabinet for transformer
Technical Field
The invention relates to the technical field of transformers, in particular to a heat dissipation cabinet for a transformer.
Background
Transformers can be divided into: distribution transformers, power transformers, fully enclosed transformers, combined transformers, dry-type transformers, oil-immersed transformers, single-phase transformers, electric furnace transformers, rectifier transformers, reactors, anti-interference transformers, lightning protection transformers, box-type transformer test transformers, corner transformers, high current transformers, excitation transformers, etc.
Current transformer is good for stability, adopts the welded mode to fix usually, uses for a long time and receives the influence of sleet weather, and the below can receive the corruption, and the work of overhauing and maintaining all need consume the plenty of time and dismantle, and equipment lacks protective structure to connector department in addition, easily causes danger.
Disclosure of Invention
In order to solve the technical problems, the heat dissipation cabinet for the transformer is usually fixed in a welding mode for good stability, the lower part of the heat dissipation cabinet is corroded due to the influence of rain and snow weather after long-term use, the heat dissipation cabinet needs to consume a large amount of time for overhauling and maintaining, and equipment lacks a protection structure at a connecting port and is easy to cause danger.
In order to achieve the purpose, the invention is realized by the following technical scheme: a heat dissipation rack for transformer specifically includes: the anti-skid device comprises a case, wherein the left side and the right side of the outer surface of the case are rotatably connected with case doors, the case doors are provided with two, a fixed groove is formed in the top of the case, a slide rail is fixedly connected to the inner surface of the fixed groove, the outer surface of the slide rail is rotatably connected with an anti-skid mechanism, an interface is formed in the outer surface of the fixed groove and is positioned under the anti-skid mechanism, the top of the interface is fixedly connected with an interlayer, the left side and the right side of the outer surface of the case are rotatably connected with fixed tables, the inner surface of each fixed table is slidably connected with a steering mechanism, the right side of the outer surface of the case is fixedly connected with a fixed mechanism, the left side and the right side of the bottom of the case are rotatably connected with support columns, and the bottoms of the two support columns are rotatably connected with telescopic plates; the anti-skid device is characterized in that structures such as an anti-skid mechanism, a steering mechanism and a fixing mechanism are arranged in the device, the steering structure is arranged in the device, the flexibility of the device is improved, and when the device needs to be overhauled and cooled, the device can be rotated in a direction only by rotating the driving structure arranged on the inner side.
The anti-skidding mechanism comprises a rotating frame, the outer surface of the rotating frame is connected with the outer surface of the sliding rail in a rotating mode, the inner surface of the rotating frame is connected with a sliding rod in a sliding mode, the outer surface of the sliding rod is connected with a folding plate in a rotating mode, and the bottom of the folding plate is connected with the bottom of the rotating frame in a rotating mode.
Preferably, the folded sheet is provided with two, two the top fixedly connected with plywood of folded sheet, the circular slot has all been seted up to the left and right sides at plywood top.
Preferably, two the equal fixedly connected with tooth piece of internal surface of circular slot, the tooth piece is provided with six, the surface of plywood just is located the even fixedly connected with telescopic link of surface that is close to the circular slot.
Preferably, the number of the telescopic rods is three, the top of each telescopic rod is fixedly connected with a connecting ring, an annular groove is formed in the inner surface of each connecting ring, and sliding balls are uniformly and rotatably connected to the inner surface of each annular groove. Through anti-skidding mechanism's use, be provided with sliding construction in anti-skidding mechanism's inside, with the outside contact interact of pipeline, more help the passing of pipeline, reduce the wearing and tearing loss to the pipeline outer wall.
Preferably, the fixing mechanism comprises an oil pipe, the outer surface of the oil pipe is fixedly connected with the inner wall of the case, the outer surface of the oil pipe is fixedly connected with a rubber ring, and the outer surface of the case is rotatably connected with a connecting plate.
Preferably, the upper side and the lower side of the outer surface of the connecting plate are both rotatably connected with a protective housing, the outer surface of the protective housing is in contact with the outer surface of the oil pipe, and the outer surface of the oil pipe is fixedly connected with a fixing block.
Preferably, the fixed blocks are provided with two, the outer surfaces of the two fixed blocks are fixedly connected with arc-shaped plates, the two fixed blocks are in a group and opposite to each other, and the outer surface of the rubber ring is fixedly connected with anti-skidding rods. Through fixed establishment's use, be provided with a plurality of anti-skidding structures and double-deck protection architecture in fixed establishment's inside, to the problem of the easy oil seepage of oil-out, set the junction to double-deck fixed.
Preferably, steering mechanism includes the slider, the surface of slider and the surface sliding connection of fixed station, the top of slider is rotated and is connected with the gear, the bottom of slider is rotated and is connected with the spliced pole, the outer fixed surface of spliced pole is connected with the rolling disc.
Preferably, the outer surface of the rotating disc is connected with a compression rod in a sliding mode, the outer surface of the compression rod is fixedly connected with a fixing plate, and the bottom of the connecting column is connected with a claw rod in a rotating mode.
Preferably, the outer surface of the rotating disc is fixedly connected with an upright column, and the top of the upright column is rotatably connected with a driving wheel through an L-shaped rod. Through the use of the steering mechanism, the steering structure is arranged outside the equipment, so that the equipment can be steered without influencing the supporting force of the equipment.
The invention provides a heat dissipation cabinet for a transformer. The method has the following beneficial effects:
1. this a heat dissipation rack for transformer, be provided with anti-skidding mechanism in the inside of equipment, steering mechanism, fixed establishment isotructure, be provided with in the inside of equipment and turn to the structure, the flexibility of equipment has been increased, when equipment need overhaul and the heat dissipation, only need to rotate the drive structure of inboard setting and can rotate the direction with equipment, the structure of extension protection has all been increased in equipment oil outlet department and electric connection department in addition, stability when having increased pipeline and equipment connection, also can reduce when the pipeline runs into external force and pulls and pull the damage that causes between pipeline and the equipment, it is also better to the leakproofness of pipeline.
2. This a heat dissipation rack for transformer, through anti-skidding mechanism's use, be provided with sliding construction in anti-skidding mechanism's inside, with pipeline external contact interact, more help the current of pipeline, reduce the wearing and tearing loss to the pipeline outer wall, annular fixed knot that the cooperation can prolong in addition constructs, has the guard action to pipeline kneck.
3. This a heat dissipation rack for transformer, through fixed establishment's use, is provided with a plurality of anti-skidding structures and double-deck protection architecture in fixed establishment's inside, to the problem of the easy oil seepage of oil-out, sets the junction to the bilayer fixed, has also increased the leakproofness in the antiskid.
4. This a heat dissipation rack for transformer through steering mechanism's use, is provided with in the outside of equipment and turns to the structure, can turn to equipment when not influencing the holding power of equipment, does benefit to going on of work such as equipment dispels the heat and overhaul the maintenance more, has increased the flexibility of equipment.
Drawings
Fig. 1 is a schematic view of an external structure of a heat dissipation cabinet for a transformer according to the present invention;
fig. 2 is a bottom view of the heat dissipating cabinet for a transformer according to the present invention;
FIG. 3 is a schematic view of the external structure of the anti-slip mechanism of the present invention;
FIG. 4 is a schematic view of the internal structure of the anti-slip mechanism of the present invention;
FIG. 5 is an external view of the fixing mechanism of the present invention;
FIG. 6 is a partial schematic view of the fastening mechanism of the present invention;
FIG. 7 is an external view of the steering mechanism of the present invention;
fig. 8 is a partial structural schematic view of the steering mechanism of the present invention.
In the figure: 1 case, 2 case doors, 3 fixed slots, 4 sliding rails, 5 antiskid mechanisms, 501 rotating frames, 502 sliding rods, 503 folding plates, 504 laminates, 505 circular slots, 506 tooth blocks, 507 telescopic rods, 508 connecting rings, 509 annular slots, 510 sliding balls, 6 connectors, 7 interlayers, 8 fixed tables, 9 steering mechanisms, 901 sliding blocks, 902 gears, 903 connecting columns, 904 rotating discs, 905 compression rods, 906 fixed plates, 907 claw rods, 908 upright columns, 909 driving wheels, 10 fixing mechanisms, 1001 oil pipes, 1002 rubber rings, 1003 connecting plates, 1004 protective casings, 1005 fixed blocks, 1006 arc plates, 1007 antiskid rods, 11 supporting columns and 12 telescopic plates.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
As shown in fig. 1 to 8, the present invention provides a technical solution: the multifunctional box comprises a box 1, wherein the left side and the right side of the outer surface of the box 1 are rotatably connected with box doors 2, the box doors 2 are provided with two, a fixed groove 3 is formed in the top of the box 1, a slide rail 4 is fixedly connected to the inner surface of the fixed groove 3, the outer surface of the slide rail 4 is rotatably connected with an anti-skidding mechanism 5, an interface 6 is formed in the outer surface of the fixed groove 3 and is positioned under the anti-skidding mechanism 5, an interlayer 7 is fixedly connected to the top of the interface 6, the left side and the right side of the outer surface of the box 1 are rotatably connected with a fixed table 8, the inner surface of the fixed table 8 is slidably connected with a steering mechanism 9, the right side of the outer surface of the box 1 is fixedly connected with a fixing mechanism 10, the left side and the right side of the bottom of the box 1 are rotatably connected with supporting columns 11, and the bottoms of the two supporting columns 11 are rotatably connected with a telescopic plate 12; the structure of extension protection has all been increased in equipment oil outlet department and electric connection department, stability when having increased pipeline and equipment connection, also can reduce when the pipeline runs into external force and pulls and pull the damage that causes between to pipeline and the equipment, and is also better to the leakproofness of pipeline.
The anti-skid mechanism 5 comprises a rotating frame 501, the outer surface of the rotating frame 501 is rotatably connected with the outer surface of the sliding rail 4, the inner surface of the rotating frame 501 is slidably connected with a sliding rod 502, the outer surface of the sliding rod 502 is rotatably connected with a folding plate 503, and the bottom of the folding plate 503 is rotatably connected with the bottom of the rotating frame 501.
The folding plates 503 are provided with two, the top of the two folding plates 503 is fixedly connected with a laminate 504, and round grooves 505 are formed in the left side and the right side of the top of the laminate 504.
The inner surfaces of the two circular grooves 505 are fixedly connected with tooth blocks 506, the number of the tooth blocks 506 is six, and the outer surface of the layer plate 504, which is close to the outer surface of the circular groove 505, is fixedly connected with a telescopic rod 507.
The telescopic links 507 are provided with three, the top fixedly connected with of three telescopic links 507 links up circle 508, and the internal surface of linking circle 508 has seted up ring channel 509, and the internal surface of ring channel 509 evenly rotates and is connected with smooth ball 510. Reduce the wear loss to the pipeline outer wall, the annular fixed knot that can prolong constructs in addition to the cooperation, has the guard action to pipeline kneck.
The fixing mechanism 10 comprises an oil pipe 1001, the outer surface of the oil pipe 1001 is fixedly connected with the inner wall of the case 1, the outer surface of the oil pipe 1001 is fixedly connected with a rubber ring 1002, and the outer surface of the case 1 is rotatably connected with a connecting plate 1003.
The upper side and the lower side of the outer surface of the connecting plate 1003 are rotatably connected with a protective cover 1004, the outer surface of the protective cover 1004 is in mutual contact with the outer surface of the oil pipe 1001, and the outer surface of the oil pipe 1001 is fixedly connected with a fixing block 1005.
The fixed block 1005 is provided with two, and the equal fixedly connected with arc 1006 of surface of two fixed blocks 1005, two of them are a set of, two liang of relatively, and the even fixedly connected with antiskid ribbed bar 1007 in surface of rubber circle 1002. To the easy oil seepage's of oil-out problem, set the junction to double-deck fixed, also increased the leakproofness when antiskid.
The steering mechanism 9 comprises a slider 901, the outer surface of the slider 901 is slidably connected with the outer surface of the fixed table 8, the top of the slider 901 is rotatably connected with a gear 902, the bottom of the slider 901 is rotatably connected with a connecting column 903, and the outer surface of the connecting column 903 is fixedly connected with a rotating disc 904.
The outer surface of the rotating disc 904 is connected with a compression rod 905 in a sliding manner, the outer surface of the compression rod 905 is fixedly connected with a fixing plate 906, and the bottom of the connecting column 903 is connected with a claw rod 907 in a rotating manner.
The outer surface of the rotating disc 904 is fixedly connected with a column 908, and the top of the column 908 is rotatably connected with a driving wheel 909 through an L-shaped rod. The equipment is more favorable for heat dissipation, maintenance and other work, and the flexibility of the equipment is increased.
When the device is used, when the device needs to be fixed, the sliding block 901 slides downwards, the rotating disc 904 is driven to move downwards along the fixed platform 8, then the compression rod 905 is aligned with the position of the fixed hole, the compression rod 905 is pressed downwards to drive the two fixing plates 906 to reach the inside of the fixed hole, the two fixing plates 906 are clamped and connected with the fixed hole through rotating the compression rod 905, meanwhile, the claw rod 907 on the other side is contacted with the outside of the connecting device below to play a supporting role, at the moment, the upright column 908 on the upper side is disassembled to be fixedly connected with the device below, the driving wheel 909 is started to rotate, the gear 902 is driven to rotate, as the gear 902 is fixedly connected with the case 1, the gear 902 rotates to drive the case 1 to rotate, the fixing direction of the case 1 is changed, the heat dissipation and maintenance work is facilitated after the direction is changed, and when the device starts to work, connecting the connecting pipeline with the interface 6 above the device, firstly, the connecting pipeline penetrates through the inside of two circular grooves 505 above to reach the inside of a fixed groove 3 to be connected with the interface 6, a tooth block 506 is clamped with the outside of the pipeline, after the fixing is completed, a sliding rod 502 is pulled upwards, a folding plate 503 is stretched upwards under the action of pulling force, the whole laminated plate 504 moves upwards stably, a plurality of sliding balls 510 slide outside the pipeline, an engagement ring 508 is pulled upwards to form a wrapping support with the outer wall of the pipeline, then the sliding rod 502 is fixed, the outer wall of the oil pipeline to be connected penetrates between two arc-shaped plates 1006 below the device, after the operation is completed on the upper side and the lower side, a plurality of anti-sliding rods 1007 enter the inner wall of the pipeline to form a supporting structure, then, the connecting plate 1003 is rotated outwards to drive a protective housing 1004 to move outwards along the pipeline to a proper distance, and the two protective housings 1004 are fixed, and fixing the pipeline.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims (10)

1. A heat dissipation rack for transformer, its characterized in that specifically includes: the anti-skid device comprises a case (1), wherein the left side and the right side of the outer surface of the case (1) are rotatably connected with two case doors (2), the top of the case (1) is provided with a fixed groove (3), the inner surface of the fixed groove (3) is fixedly connected with a slide rail (4), the outer surface of the slide rail (4) is rotatably connected with an anti-skid mechanism (5), the outer surface of the fixed groove (3) is provided with an interface (6) under the anti-skid mechanism (5), the top of the interface (6) is fixedly connected with an interlayer (7), the left side and the right side of the outer surface of the case (1) are both rotatably connected with a fixed table (8), the inner surface of the fixed table (8) is slidably connected with a steering mechanism (9), the right side of the outer surface of the case (1) is fixedly connected with a fixed mechanism (10), the left side and the right side of the bottom of the case (1) are both rotatably connected with support columns (11), and the bottoms of the two support columns (11) are both rotatably connected with a telescopic plate (12);
antiskid (5) include rotating turret (501), the surface of rotating turret (501) rotates with the surface of slide rail (4) to be connected, the internal surface sliding connection of rotating turret (501) has slide bar (502), the surface rotation of slide bar (502) is connected with folded sheet (503), the bottom of folded sheet (503) is rotated with the bottom of rotating turret (501) and is connected.
2. The heat dissipating cabinet for a transformer of claim 1, wherein: folding plate (503) are provided with two, two the top fixedly connected with plywood (504) of folding plate (503), circular slot (505) have all been seted up to the left and right sides at plywood (504) top.
3. The heat dissipating cabinet for a transformer of claim 2, wherein: two the equal fixedly connected with tooth piece (506) of internal surface of circular slot (505), tooth piece (506) are provided with six, the surface of plywood (504) just is located the even fixedly connected with telescopic link (507) of surface that is close to circular slot (505).
4. The heat dissipating cabinet for a transformer of claim 3, wherein: the telescopic link (507) is provided with three, and three top fixedly connected with of telescopic link (507) links up circle (508), link up the internal surface of circle (508) and seted up ring channel (509), the even rotation of internal surface of ring channel (509) is connected with smooth pearl (510).
5. The heat dissipating cabinet for a transformer as recited in claim 1, wherein: the fixing mechanism (10) comprises an oil pipe (1001), the outer surface of the oil pipe (1001) is fixedly connected with the inner wall of the case (1), the outer surface of the oil pipe (1001) is fixedly connected with a rubber ring (1002), and the outer surface of the case (1) is rotatably connected with a connecting plate (1003).
6. The heat dissipating cabinet for a transformer of claim 5, wherein: the upper side and the lower side of the outer surface of the connecting plate (1003) are rotatably connected with a protective cover (1004), the outer surface of the protective cover (1004) is in mutual contact with the outer surface of the oil pipe (1001), and the outer surface of the oil pipe (1001) is fixedly connected with a fixing block (1005).
7. The heat dissipating cabinet for a transformer of claim 6, wherein: the fixed block (1005) is provided with two, two the equal fixedly connected with arc (1006) of surface of fixed block (1005), two of them are a set of, two liang of relative, the even fixedly connected with antiskid pole (1007) of surface of rubber circle (1002).
8. The heat dissipating cabinet for a transformer of claim 1, wherein: the steering mechanism (9) comprises a sliding block (901), the outer surface of the sliding block (901) is in sliding connection with the outer surface of the fixed table (8), the top of the sliding block (901) is rotatably connected with a gear (902), the bottom of the sliding block (901) is rotatably connected with a connecting column (903), and the outer surface of the connecting column (903) is fixedly connected with a rotating disc (904).
9. The heat dissipating cabinet for a transformer of claim 8, wherein: the outer surface of the rotating disc (904) is connected with a compression rod (905) in a sliding mode, the outer surface of the compression rod (905) is fixedly connected with a fixing plate (906), and the bottom of the connecting rod (903) is connected with a claw rod (907) in a rotating mode.
10. The heat dissipating cabinet for a transformer of claim 9, wherein: the outer surface of the rotating disc (904) is fixedly connected with a stand column (908), and the top of the stand column (908) is rotatably connected with a driving wheel (909) through an L-shaped rod.
CN202211101470.8A 2022-09-09 2022-09-09 Heat dissipation cabinet for transformer Active CN115188561B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211101470.8A CN115188561B (en) 2022-09-09 2022-09-09 Heat dissipation cabinet for transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211101470.8A CN115188561B (en) 2022-09-09 2022-09-09 Heat dissipation cabinet for transformer

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CN115188561A true CN115188561A (en) 2022-10-14
CN115188561B CN115188561B (en) 2022-12-13

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208315342U (en) * 2018-06-11 2019-01-01 深圳市德而沃电气有限公司 A kind of input reactance device that security performance is high
CN112421304A (en) * 2020-11-19 2021-02-26 深圳职业技术学院 Internet sensor connector
CN112530667A (en) * 2020-11-16 2021-03-19 浙江德通变压器有限公司 Low-noise dry-type transformer
CN213583436U (en) * 2020-12-23 2021-06-29 华野 Power transformer terminal protection device
CN214673991U (en) * 2021-02-25 2021-11-09 河南菱亚建设工程有限公司 High-voltage cable head wiring device for electric power construction installation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208315342U (en) * 2018-06-11 2019-01-01 深圳市德而沃电气有限公司 A kind of input reactance device that security performance is high
CN112530667A (en) * 2020-11-16 2021-03-19 浙江德通变压器有限公司 Low-noise dry-type transformer
CN112421304A (en) * 2020-11-19 2021-02-26 深圳职业技术学院 Internet sensor connector
CN213583436U (en) * 2020-12-23 2021-06-29 华野 Power transformer terminal protection device
CN214673991U (en) * 2021-02-25 2021-11-09 河南菱亚建设工程有限公司 High-voltage cable head wiring device for electric power construction installation

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