CN115579215B - Transformer for power distribution network transformer substation - Google Patents
Transformer for power distribution network transformer substation Download PDFInfo
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- CN115579215B CN115579215B CN202211249491.4A CN202211249491A CN115579215B CN 115579215 B CN115579215 B CN 115579215B CN 202211249491 A CN202211249491 A CN 202211249491A CN 115579215 B CN115579215 B CN 115579215B
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- arc
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- plate
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- 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
- H01F27/33—Arrangements for noise damping
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The application discloses a transformer for a power distribution network substation, which relates to the technical field of power distribution equipment and comprises a transformer body and a cabinet body, wherein the transformer body is hoisted to the cabinet body through a damping mechanism, and the damping mechanism comprises: the mounting panel, its fixed mounting arrives the top of the cabinet body, fixedly connected with vertical axle on the mounting panel, it is provided with the rotating turret to rotate on the vertical axle, be provided with the torsional spring between rotating turret and the vertical axle, vertical slip is provided with a plurality of arcs that are circumference array on the rotating turret, each be provided with the elastic element between arc and the rotating turret respectively, the elasticity of each elastic element acts on corresponding arc upwards, each the arc forms a intermittent type circular structure. The application can rapidly distribute the local vibration or the uneven vibration of the transformer body to the whole transformer body and the damping mechanism, so that the vibration of the transformer body can be rapidly reduced, the posture of the transformer body is corrected, and the stability is maintained.
Description
Technical Field
The application relates to the technical field of distribution equipment, in particular to a transformer for a power distribution network substation.
Background
The transformer is a device for changing ac voltage by utilizing the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core. The transformer can vibrate during normal operation, and the vibration mainly comes from iron core vibration caused by hysteresis expansion, iron core vibration caused by magnetic leakage between the seam of the silicon steel sheet and the lamination and small-part coil vibration, so that the working life of the transformer can be greatly prolonged by reducing the vibration of the transformer, and the working noise of the transformer can be reduced. In addition, the vibration received by the transformer in the transportation process is particularly strong, and the structure of the transformer body is easily damaged.
If the bulletin number is CN106783032B, the application patent of a "shock absorbing structure of a transformer" is named, which comprises a transformer box body and a shock absorber, the shock absorber comprises a bottom plate and a supporting plate which are parallel to each other and are connected through a shock absorbing spring, the bottom of the box body is arranged on the supporting plate, the periphery of the bottom plate bends towards the supporting plate and forms a flanging of a surrounding structure, the flanging hooks the edge of the top surface of the supporting plate, the shock absorbing spring is arranged between the bottom plate and the supporting plate, the application further comprises two channel steels, each channel steel comprises a strip-shaped bottom edge and two side edges which are connected with the bottom edge and are parallel to each other, the bottom edges corresponding to the two channel steels are parallel to each other, the application further comprises a strip-shaped shock absorbing strip, two slots are arranged on one side of the strip-shaped shock absorbing strip, the two side edges corresponding to the channel steels are respectively embedded in the two slots, the channel steels and the strip-shaped shock absorbing strip-absorbing strip are jointly fixed with the bottom plate through a fastener, and the side edges and the strip-shaped shock absorbing strip are respectively provided with fixing holes which are aligned.
In the prior art such as the above patent, a plurality of damping springs are independently provided between a transformer body and a fixed base to achieve the purpose of damping the transformer body, but the damping effect is not ideal mainly because the vibration generated by the transformer body is not uniform, the damping forces from the damping springs received by each part of the transformer body are not uniform, and it is difficult for each damping spring (damping mechanism) to rapidly distribute the local vibration or the uneven vibration of the transformer body to the whole transformer and damping mechanism, resulting in that the vibration of the transformer body cannot be rapidly reduced and the posture of the transformer body is unstable.
Disclosure of Invention
The application aims to provide a transformer for a power distribution network substation, which aims to solve the defects in the prior art.
In order to achieve the above object, the present application provides the following technical solutions: the utility model provides a transformer for distribution network transformer substation, includes transformer body and cabinet body, transformer body hoists to the cabinet body through a damper, damper includes: the mounting plate is fixedly mounted on the top of the cabinet body, a vertical shaft is fixedly connected to the mounting plate, a rotating frame is rotatably arranged on the vertical shaft, and a torsion spring is arranged between the rotating frame and the vertical shaft; a plurality of arc plates which are in a circumferential array are vertically arranged on the rotating frame in a sliding manner, elastic units are respectively arranged between each arc plate and the rotating frame, and the elastic force of each elastic unit acts on the corresponding arc plate upwards; each arc-shaped plate forms an intermittent circular structure, the intermittent circular structure is coaxial with a vertical axis, and spiral grooves are respectively formed on the peripheral side surfaces of each arc-shaped plate; sliding rods are movably arranged on the upper edges of the arc-shaped plates along the corresponding spiral grooves respectively, one ends of the sliding rods, which are far away from the corresponding arc-shaped plates, are respectively and movably connected with pull rods, the bottoms of the pull rods are movably connected with mounting blocks, and the mounting blocks are connected to the transformer body; elastic telescopic parts are arranged between one end of each sliding rod, which is far away from the corresponding arc-shaped plate, and the mounting plate, and each elastic telescopic part and the corresponding pull rod are positioned on the same vertical line.
Further, the rotating frame comprises a rotating ring and a plurality of guide rods, the rotating ring is arranged on the vertical shaft in a rotating mode, each guide rod is fixedly connected to the rotating ring through a connecting rod, and two end portions of the arc-shaped plate are respectively connected with one adjacent guide rod in a sliding mode.
Further, the number of the guide rods and the number of the arc-shaped plates are four, and each guide rod corresponds to each arc-shaped plate one by one.
Further, the elastic unit is a first pressure spring, one end of the first pressure spring is connected with the bottom of the corresponding guide rod, and the other end of the first pressure spring is connected with the bottom of the corresponding arc plate.
Further, the elastic expansion piece comprises a loop bar, an inner bar and a second pressure spring, wherein the top of the loop bar is fixedly connected to the mounting plate, the inner bar is arranged on the loop bar in a sliding mode, the bottom of the inner bar is fixedly connected to the corresponding sliding bar, the second pressure spring is sleeved on the inner bar, one end of the second pressure spring is connected with the top of the inner bar, and the other end of the second pressure spring is connected with the bottom of the loop bar.
Further, one end of the sliding rod, which is far away from the corresponding arc plate, is provided with a first ball groove, the mounting block is provided with a second ball groove, the top of the pull rod is provided with a first ball head, the bottom of the pull rod is provided with a second ball head, the first ball head is movably embedded in the corresponding first ball groove, and the second ball head is movably embedded in the corresponding second ball groove.
Further, one end of the sliding rod is provided with an arc block, a ball is arranged on the arc block, the ball is movably arranged in the corresponding spiral groove, an arc groove is arranged on the arc plate, and the arc block is movably arranged in the corresponding arc groove.
Further, the ball is fixedly connected to the corresponding arc-shaped block, and the ball is arranged in the corresponding spiral groove in a sliding manner.
Further, the ball roll is embedded on the corresponding arc-shaped block, and the ball roll is arranged in the corresponding spiral groove.
Further, the sliding rod is a telescopic rod, one end of the telescopic rod is horizontally and rotatably connected with the corresponding arc-shaped block, the other end of the telescopic rod is movably connected with the corresponding pull rod and the elastic telescopic piece, a plurality of mounting positions are arranged on the mounting plate, and the top of the elastic telescopic piece is detachably connected to the mounting positions through bolts.
According to the transformer for the power distribution network transformer substation, provided by the technical scheme, the local vibration or the uneven vibration of the transformer body can be rapidly distributed on the whole transformer body and the damping mechanism, so that the vibration of the transformer body can be rapidly reduced, the posture of the transformer body is correct, and the stability is maintained.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of a structure provided in an embodiment of the present application;
fig. 2 is a schematic diagram of a connection structure between a transformer body and a damping mechanism according to an embodiment of the present application;
FIGS. 3-5 are schematic structural views of a shock absorbing mechanism according to an embodiment of the present application;
FIG. 6 is a schematic view of a part of a damping mechanism according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a turret according to an embodiment of the present application;
FIGS. 8-9 are schematic views of intermittent circular structures provided by embodiments of the present application;
FIG. 10 is a schematic view of an arc plate, a spiral groove and an arc groove according to an embodiment of the present application;
FIG. 11 is a schematic diagram of a sliding rod, a sliding block and a ball according to an embodiment of the present application;
FIG. 12 is a schematic view of a pull rod according to an embodiment of the present application;
FIG. 13 is a schematic view of an elastic expansion member according to an embodiment of the present application;
fig. 14 is a structural cross-sectional view of an elastic expansion member according to an embodiment of the present application.
Reference numerals illustrate:
1. a transformer body; 2. a cabinet body; 3. a mounting plate; 3.1, a second ball groove; 4. a vertical axis; 5. a rotating frame; 5.1, rotating the ring; 5.2, a guide rod; 5.3, connecting rod; 6. a torsion spring; 7. an arc-shaped plate; 8. an elastic unit; 9. a spiral groove; 10. a slide bar; 10.1, a first ball groove; 11. an arc-shaped block; 12. a ball; 13. a pull rod; 13.1, a first ball head; 13.2, a second ball head; 14. an elastic expansion piece; 14.1, loop bar; 14.2, an inner rod; 14.3, a second compression spring; 15. and (5) installing a block.
Detailed Description
In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-14, the transformer for the power distribution network substation provided by the embodiment of the application comprises a transformer body 1 and a cabinet body 2, wherein the transformer body 1 is hoisted to the cabinet body 2 through a damping mechanism, the transformer body 1 is positioned in the cabinet body 2, the cabinet body 2 can protect the transformer body 1, the damping mechanism comprises a mounting plate 3, the mounting plate 3 is fixedly mounted on the top of the cabinet body 2, if the mounting plate 3 is mounted in the middle of the top of the inner side of the cabinet body 2 through bolts, a vertical shaft 4 is fixedly connected to the mounting plate 3, the vertical shaft 4 is vertically arranged, a rotating frame 5 is rotatably arranged on the vertical shaft 4, a torsion spring 6 is arranged between the rotating frame 5 and the vertical shaft 4, the torsion spring 6 is sleeved on the vertical shaft 4, one end of the torsion spring 6 is fixedly connected with the vertical shaft 4, the other end of the torsion spring is fixedly connected with the rotating frame 5, a plurality of circular arc plates 7 are vertically arranged on the rotating frame 5 in a sliding mode, the number of the arc plates 7 is preferably 4-8, the rotating frame 5 further preferably comprises a rotating ring 5.1 and a plurality of guide rods 5.2, the rotating ring 5.1 are rotatably arranged on the rotating ring 5.1 and are fixedly connected with the two ends of the guide rods 5.5.5 through sliding chute grooves, and the two ends of the guide rods are fixedly connected with the guide rods 5.5.5.5.
Elastic units 8 are respectively arranged between each arc-shaped plate 7 and the rotating frame 5, the elastic force of each elastic unit 8 acts on the corresponding arc-shaped plate 7 upwards, the elastic unit 8 is preferably a first pressure spring, one end of the first pressure spring is connected with the bottom of the corresponding guide rod 5.2, the other end of the first pressure spring is connected with the bottom of the corresponding arc-shaped plate 7, each arc-shaped plate 7 forms an intermittent circular structure, namely, the arc-shaped plates 7 are equal in radius, coaxial and distributed in a circumferential array, the intermittent circular structure is coaxial with the vertical shaft 4, spiral grooves 9 are respectively arranged on the peripheral side surface of each arc-shaped plate 7, sliding rods 10 are respectively movably arranged on each arc-shaped plate 7 along the corresponding spiral grooves 9, specifically, one end of each sliding rod 10 is provided with an arc-shaped block 11, each arc-shaped block 11 is provided with a ball 12, each ball 12 is movably arranged in the corresponding spiral groove 9, each arc-shaped block 11 is movably arranged in the corresponding arc-shaped groove, and specifically, each ball 12 is fixedly connected to the corresponding arc-shaped block 11, and each ball 12 is slidingly arranged in the corresponding spiral groove 9; preferably, the ball 12 is embedded on the corresponding arc-shaped block 11 in a rolling way, and the ball 12 is arranged in the corresponding spiral groove 9 in a rolling way, so that the friction resistance and abrasion when the ball 12 moves along the arc-shaped groove can be greatly reduced.
The one end that each slide bar 10 kept away from corresponding arc 7 is swing joint respectively has pull rod 13, and the bottom swing joint of each pull rod 13 has installation piece 15, and further preferred, the one end that slide bar 10 kept away from corresponding arc 7 is provided with first ball groove 10.1, is provided with second ball groove 3.1 on the installation piece 15, and the top of pull rod 13 is provided with first bulb 13.1, and the bottom is provided with second bulb 13.2, and first bulb 13.1 activity is inlayed and is established in corresponding first ball groove 10.1, and second bulb 13.2 activity is inlayed in corresponding second ball groove 3.1, and each installation piece 15 all is connected to transformer body 1 through the bolt.
An elastic telescopic piece 14 is arranged between one end of each sliding rod 10 far away from the corresponding arc-shaped plate 7 and the mounting plate 3, each elastic telescopic piece 14 and the corresponding pull rod 13 are positioned on the same vertical line, further preferably, each elastic telescopic piece 14 comprises a sleeve rod 14.1, an inner rod 14.2 and a second pressure spring 14.3, the top of the sleeve rod 14.1 is fixedly connected to the mounting plate 3, the inner rod 14.2 is arranged on the sleeve rod 14.1 in a sliding mode, the bottom of the inner rod 14.2 is fixedly connected to the corresponding sliding rod 10, the second pressure spring 14.3 is sleeved on the inner rod 14.2, one end of the second pressure spring 14.3 is connected with the top of the inner rod 14.2, and the other end of the second pressure spring 14.3 is connected with the bottom of the sleeve rod 14.1.
Working principle: when the transformer body 1 generates or receives local vibration or uneven vibration, the vibration is transmitted to the corresponding sliding rod 10 through the adjacent mounting block 15 and the pull rod 13, and on one hand, the elastic telescopic piece 14 on the sliding rod 10 can absorb a part of vibration; on the other hand, the vibration of the sliding rod 10 enables the corresponding arc-shaped plate 7 to vibrate (slide) vertically relative to the guide rod 5.2 through the corresponding arc-shaped block 11 and the ball 12, and the elastic force of the elastic unit 8 cuts down the vertical vibration of the arc-shaped plate 7 relative to the guide rod 5.2; on the other hand, the vertical vibration amplitude of the sliding rod 10 slides in the spiral groove 9 on the corresponding arc plate 7 through the corresponding arc block 11 and the ball 12, the ball 12 slides in the spiral groove 9 to enable the corresponding arc plate 7 to rotate, the arc plate 7 drives the rotating frame 5 to rotate together with the vertical shaft 4, the elasticity of the torsion spring 6 cuts down the rotation of the rotating frame 5 when the rotating frame 5 rotates relative to the shaft rod, the rotating frame 5 drives other arc plates 7 to synchronously rotate, and when the other arc plates 7 rotate, the corresponding ball 12 is matched with the spiral groove 9, so that the other sliding rods 10, the pull rod 13 and the mounting block 15 synchronously generate vertical vibration amplitude, and therefore the local vibration or uneven vibration of the transformer is rapidly distributed on the whole transformer body 1 and the damping mechanism, the vibration of the transformer body 1 can be rapidly cut down, the posture of the transformer body 1 is corrected, and the stability is maintained.
In another embodiment, the sliding rod 10 is a telescopic rod, one end of the telescopic rod is horizontally and rotatably connected with the corresponding arc-shaped block 11, the other end of the telescopic rod is movably connected with the corresponding pull rod 13 and the elastic telescopic piece 14, a plurality of mounting positions are arranged on the mounting plate 3, and the top of the elastic telescopic piece 14 is detachably connected to the mounting positions through bolts. In this way, the mounting position of the mounting blocks 15 can be adjusted by telescoping the telescopic rod and/or rotating the telescopic rod and adjusting the mounting position of the top of the elastic telescopic member 14 on the mounting plate 3, so that each mounting block 15 is adapted to the transformer body 1 of different types.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (10)
1. The utility model provides a transformer for distribution network transformer substation, includes transformer body (1) and cabinet body (2), its characterized in that, transformer body (1) hoist and mount to cabinet body (2) through a damper, damper includes:
the mounting plate (3) is fixedly mounted on the top of the cabinet body (2), a vertical shaft (4) is fixedly connected to the mounting plate (3), a rotating frame (5) is rotatably arranged on the vertical shaft (4), and a torsion spring (6) is arranged between the rotating frame (5) and the vertical shaft (4);
a plurality of arc plates (7) which are in a circumferential array are vertically arranged on the rotating frame (5) in a sliding manner, elastic units (8) are respectively arranged between each arc plate (7) and the rotating frame (5), and the elastic force of each elastic unit (8) acts on the corresponding arc plate (7) upwards;
each arc-shaped plate (7) forms an intermittent circular structure, the intermittent circular structure is coaxial with the vertical shaft (4), and spiral grooves (9) are respectively arranged on the peripheral side surfaces of each arc-shaped plate (7);
sliding rods (10) are movably arranged on the arc-shaped plates (7) along the corresponding spiral grooves (9), pull rods (13) are movably connected to one ends, away from the corresponding arc-shaped plates (7), of the sliding rods (10), mounting blocks (15) are movably connected to the bottoms of the pull rods (13), and the mounting blocks (15) are connected to the transformer body (1);
elastic telescopic pieces (14) are arranged between one end, far away from the corresponding arc-shaped plate (7), of each sliding rod (10) and the mounting plate (3), and each elastic telescopic piece (14) and the corresponding pull rod (13) are located on the same vertical line.
2. A transformer for a power distribution network substation according to claim 1, characterized in that the rotating frame (5) comprises a rotating ring (5.1) and a plurality of guide rods (5.2), the rotating ring (5.1) is rotatably arranged on a vertical shaft (4), each guide rod (5.2) is fixedly connected to the rotating ring (5.1) through a connecting rod (5.3), and two ends of the arc-shaped plate (7) are respectively connected with one adjacent guide rod (5.2) in a sliding manner.
3. Transformer for a distribution network substation according to claim 2, characterized in that the number of guide bars (5.2) and arc plates (7) is four, and each guide bar corresponds to each arc plate one to one.
4. Transformer for a power distribution network substation according to claim 1, characterized in that the elastic unit (8) is a first compression spring, one end of which is connected with the bottom of the corresponding guiding rod (5.2) and the other end is connected with the bottom of the corresponding arc plate (7).
5. A transformer for a power distribution network substation according to claim 1, characterized in that the elastic telescopic member (14) comprises a loop bar (14.1), an inner bar (14.2) and a second compression spring (14.3), the top of the loop bar (14.1) is fixedly connected to the mounting plate (3), the inner bar (14.2) is slidingly arranged on the loop bar (14.1), the bottom of the inner bar (14.2) is fixedly connected to the corresponding sliding bar (10), the second compression spring (14.3) is sheathed on the inner bar (14.2), one end of the second compression spring (14.3) is connected with the top of the inner bar (14.2), and the other end is connected with the bottom of the loop bar (14.1).
6. The transformer for the power distribution network substation according to claim 1, wherein a first ball groove (10.1) is formed in one end, far away from the corresponding arc plate (7), of the sliding rod (10), a second ball groove (3.1) is formed in the mounting block (15), a first ball head (13.1) is formed in the top of the pull rod (13), a second ball head (13.2) is formed in the bottom of the pull rod, the first ball head (13.1) is movably embedded in the corresponding first ball groove (10.1), and the second ball head (13.2) is movably embedded in the corresponding second ball groove (3.1).
7. The transformer for the power distribution network substation according to claim 1, wherein one end of the sliding rod (10) is provided with an arc block (11), a ball (12) is arranged on the arc block (11), the ball (12) is movably arranged in a corresponding spiral groove (9), an arc groove is arranged on the arc plate (7), and the arc block (11) is movably arranged in the corresponding arc groove.
8. A transformer for a power distribution network substation according to claim 7, characterized in that the beads (12) are fixedly connected to the corresponding arc blocks (11), the beads (12) being slidingly arranged in the corresponding spiral grooves (9).
9. A transformer for a power distribution network substation according to claim 7, characterized in that the beads (12) are embedded in corresponding arc blocks (11) in a rolling manner, and the beads (12) are arranged in corresponding spiral grooves (9) in a rolling manner.
10. The transformer for the power distribution network transformer substation according to claim 7, wherein the sliding rod (10) is a telescopic rod, one end of the telescopic rod is horizontally and rotatably connected with the corresponding arc-shaped block (11), the other end of the telescopic rod is movably connected with the corresponding pull rod (13) and the corresponding elastic telescopic piece (14), a plurality of installation positions are arranged on the installation plate (3), and the top of the elastic telescopic piece (14) is detachably connected to the installation positions through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211249491.4A CN115579215B (en) | 2022-10-12 | 2022-10-12 | Transformer for power distribution network transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211249491.4A CN115579215B (en) | 2022-10-12 | 2022-10-12 | Transformer for power distribution network transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115579215A CN115579215A (en) | 2023-01-06 |
| CN115579215B true CN115579215B (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211249491.4A Active CN115579215B (en) | 2022-10-12 | 2022-10-12 | Transformer for power distribution network transformer substation |
Country Status (1)
| Country | Link |
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| CN (1) | CN115579215B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH062655U (en) * | 1992-06-12 | 1994-01-14 | 三菱電機株式会社 | Electromagnetic induction equipment |
| JP2001110643A (en) * | 1999-10-14 | 2001-04-20 | Hitachi Ltd | Method for transporting and assembling winding wire for transformer |
| CN109818337A (en) * | 2018-12-27 | 2019-05-28 | 国网新疆电力有限公司经济技术研究院 | A kind of transformer DC magnetic bias inhibition novel installing and fixing method of device |
| KR102010291B1 (en) * | 2019-04-03 | 2019-10-21 | 방문성 | Apparatus of varnish impregnating |
| CN111029097A (en) * | 2019-12-30 | 2020-04-17 | 江苏环东电气有限公司 | Transformer vibration reduction hoisting system and vibration reduction method |
| CN111883338A (en) * | 2020-08-03 | 2020-11-03 | 中国建筑第八工程局有限公司 | Transformer installation device with damping function and transformer installation method |
| CN215527382U (en) * | 2021-09-01 | 2022-01-14 | 苏州橙趣电子科技有限公司 | Inductor with good stability performance |
| KR102449324B1 (en) * | 2022-05-10 | 2022-09-30 | 시춘근 | Buffer type ground transformer with electric power equipment installed |
-
2022
- 2022-10-12 CN CN202211249491.4A patent/CN115579215B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH062655U (en) * | 1992-06-12 | 1994-01-14 | 三菱電機株式会社 | Electromagnetic induction equipment |
| JP2001110643A (en) * | 1999-10-14 | 2001-04-20 | Hitachi Ltd | Method for transporting and assembling winding wire for transformer |
| CN109818337A (en) * | 2018-12-27 | 2019-05-28 | 国网新疆电力有限公司经济技术研究院 | A kind of transformer DC magnetic bias inhibition novel installing and fixing method of device |
| KR102010291B1 (en) * | 2019-04-03 | 2019-10-21 | 방문성 | Apparatus of varnish impregnating |
| CN111029097A (en) * | 2019-12-30 | 2020-04-17 | 江苏环东电气有限公司 | Transformer vibration reduction hoisting system and vibration reduction method |
| CN111883338A (en) * | 2020-08-03 | 2020-11-03 | 中国建筑第八工程局有限公司 | Transformer installation device with damping function and transformer installation method |
| CN215527382U (en) * | 2021-09-01 | 2022-01-14 | 苏州橙趣电子科技有限公司 | Inductor with good stability performance |
| KR102449324B1 (en) * | 2022-05-10 | 2022-09-30 | 시춘근 | Buffer type ground transformer with electric power equipment installed |
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| Publication number | Publication date |
|---|---|
| CN115579215A (en) | 2023-01-06 |
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