CN215643958U - Box edge vortex bypass device - Google Patents
Box edge vortex bypass device Download PDFInfo
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- CN215643958U CN215643958U CN202122408218.9U CN202122408218U CN215643958U CN 215643958 U CN215643958 U CN 215643958U CN 202122408218 U CN202122408218 U CN 202122408218U CN 215643958 U CN215643958 U CN 215643958U
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- mounting plate
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- bottom plates
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Abstract
The utility model relates to the field of transformers, in particular to a tank edge eddy current bypass device which comprises a conductive belt and a plurality of bottom plates, wherein the bottom plates are fixedly connected to a tank edge at intervals, the bottom plates are made of conductive materials, and the conductive belt is connected to the bottom plates. According to the tank edge eddy current bypass device, the upper tank edge and the lower tank edge are connected through the conductive belt, a good conduction path is provided for tank wall circulation, and therefore current passing through the tank edge bolt is reduced, and the phenomenon that the bolt is overheated is avoided.
Description
Technical Field
The utility model relates to the field of transformers, in particular to a tank edge eddy current bypass device.
Background
With the continuous development of social economy, the demand of people for electric energy is increased day by day, the capacity of the transformer is also increased more and more, and great challenges are brought to the control of leakage flux loss. The leakage magnetic field is mainly generated by the current in the transformer coil and the lead wire, then eddy current is generated on the wall of the oil tank, and further circulation current is generated on the whole oil tank.
When the oil tank edge adopts a bolt structure, a large circulation current passes through the tank edge bolt, so that the bolt is overheated, and the aging leakage, the insulation aging and the color spectrum abnormality of a sealing piece are caused.
Therefore, as the capacity of the transformer increases, avoiding overheating of the tank along the bolts is a problem to be solved.
SUMMERY OF THE UTILITY MODEL
Aiming at the problem that a box edge bolt is overheated in the prior art, the utility model provides a box edge eddy current bypass device, so that the current passing through the box edge bolt is reduced, and the phenomenon of overheating of the bolt is avoided.
The utility model is realized by the following technical scheme:
a case edge eddy current bypass device comprises a conductive belt and a plurality of bottom plates, wherein the bottom plates are fixedly connected to a case edge at intervals, the bottom plates are made of conductive materials, and the conductive belt is connected to the bottom plates.
Preferably, the base plate is made of a stainless steel material.
Preferably, the conductive strip is made of metallic copper.
Preferably, the bottom plate includes first mounting panel and second mounting panel, first mounting panel interval sets up on lower festival case edge, the second mounting panel interval sets up on last festival case edge, the one end and the first mounting panel of conductive band are connected, and the other end is connected with the second mounting panel.
Preferably, the first mounting plate is perpendicular to the second mounting plate.
Preferably, the conductive belt is arranged on the first mounting plate and the second mounting plate in an L shape.
Preferably, the conducting band is arranged in a segmented mode, and the length range of the conducting band is 500-800 mm.
Preferably, the thickness of the conductive belt is 4-8 mm.
Compared with the prior art, the utility model has the following beneficial effects:
according to the tank edge eddy current bypass device, the upper tank edge and the lower tank edge are connected through the conductive belt, a good conduction path is provided for tank wall circulation, and therefore current passing through the tank edge bolt is reduced, and the phenomenon that the bolt is overheated is avoided.
Furthermore, the bottom plate made of stainless steel can realize the conduction of current, has good corrosion resistance and is beneficial to prolonging the service life of the bottom plate.
Furthermore, the conducting strip made of the metal copper has good conducting performance and soft performance, and is convenient to mount and deform.
Furthermore, the first mounting plate and the second mounting plate are vertically arranged, so that the use amount of the conductive strips is reduced, and the cost is reduced.
Furthermore, the conducting strips arranged in sections are used for manufacturing and are convenient to install.
Furthermore, the thickness of the conductive strips is limited so as to facilitate the deformation of the conductive strips to adapt to the covering of different parts of the transformer and realize the overall installation.
Drawings
FIG. 1 is a schematic view of the assembly of a case edge vortex bypass of the present invention;
figure 2 is an assembly view of a base plate of a tank edge vortex bypass of the present invention.
In the figure, 1, a conductive band; 2. an upper section box edge; 3. a first mounting plate; 4. a lower section box edge; 5. a box edge bolt; 6. a second mounting plate.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the utility model.
The utility model discloses a case edge eddy current bypass device which comprises a conductive belt 1 and a plurality of bottom plates, wherein the bottom plates are fixedly connected to a case edge at intervals, the distance between every two adjacent bottom plates is 100mm, the bottom plates are made of conductive materials, and the bottom plates are made of stainless steel materials. The bottom plate made of stainless steel can realize the conduction of current, has good corrosion resistance and is beneficial to prolonging the service life of the bottom plate.
The bottom plate includes first mounting panel 3 and second mounting panel 6, and first mounting panel 3 sets up on lower festival case edge 4, and second mounting panel 6 sets up on upper festival case edge 2, and first mounting panel 3 is perpendicular with second mounting panel 6, and the one end and the first mounting panel 3 of conductive band 1 are connected, and the other end is connected with second mounting panel 6. The upper joint box edge 2 and the lower joint box edge 4 are connected by a plurality of box edge bolts 5.
In this embodiment, the first mounting plate 3 and the second mounting plate 6 are vertically disposed, the first mounting plate 3 is located on the side of the lower joint box edge, and the second mounting plate 6 is disposed above the upper joint box edge.
The first mounting plate 3 may also be arranged below the lower joint box edge, in which case the second mounting plate 6 is arranged on the side of the upper joint box edge. Compared with the symmetrical arrangement of the first mounting plate 3 and the second mounting plate 6, the two arrangements can help to reduce the use amount of the conductive strips and reduce the cost.
The conductive belt 1 is made of metal copper, the surface of the conductive belt 1 is plated with a protective film, and the conductive belt 1 in the embodiment uses a tinned soft copper belt.
The conductive band 1 is the segmentation setting, and the length scope of conductive band 1 is 500 ~ 800mm, and the length of conductive band 1 can be carried out the intercepting as required, and the conductive band that the segmentation set up is in order to make, is convenient for install.
The thickness of the conductive belt 1 is 4-8 mm, and the thickness of the conductive belt is limited so as to facilitate deformation of the conductive belt and adapt to covering of different parts of the transformer, and therefore comprehensive installation is achieved.
The utility model discloses a box edge vortex bypass device, which is implemented according to the following principle: weld the mounting panel on the case is followed earlier, and the rethread bolt is fixed in on the bottom plate with the tip of conductive area 1. Under the condition of electrifying, the current is conducted along the conductive belt 1, so that the current is prevented from passing through the bolt, and the heating phenomenon of the bolt is reduced.
According to the tank edge eddy current bypass device, the upper tank edge and the lower tank edge are connected through the conductive belt 1, a good conduction path is provided for tank wall circulation, so that current passing through the tank edge bolt 5 is reduced, and the phenomenon of bolt overheating is avoided.
Claims (8)
1. A case edge eddy current bypass device is characterized by comprising a conductive belt (1) and a plurality of bottom plates, wherein the bottom plates are fixedly connected to a case edge at intervals, the bottom plates are made of conductive materials, and the conductive belt (1) is connected to the bottom plates.
2. The box edge vortex bypass according to claim 1 wherein the base plate is made of a stainless steel material.
3. Tank edge vortex bypass according to claim 1, characterized in that the conductive strip (1) is made of metallic copper.
4. The box edge vortex bypass according to claim 1, characterized in that the base plate comprises a first mounting plate (3) and a second mounting plate (6), the first mounting plate (3) is disposed on the lower box edge (4) at intervals, the second mounting plate (6) is disposed on the upper box edge (2) at intervals, one end of the conductive strip (1) is connected to the first mounting plate (3), and the other end is connected to the second mounting plate (6).
5. A box edge vortex bypass according to claim 4 characterized in that the first mounting plate (3) is perpendicular to the second mounting plate (6).
6. Box edge vortex bypass according to claim 5, characterized in that the conducting strip (1) is arranged in an L-shape on the first mounting plate (3) and the second mounting plate (6).
7. A tank edge vortex bypass according to claim 1, characterized in that the conducting strip (1) is arranged in sections, the length of the conducting strip (1) being in the range of 500-800 mm.
8. The box edge vortex bypass according to claim 1, characterized in that the thickness of the conductive strip (1) is 4-8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122408218.9U CN215643958U (en) | 2021-09-29 | 2021-09-29 | Box edge vortex bypass device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122408218.9U CN215643958U (en) | 2021-09-29 | 2021-09-29 | Box edge vortex bypass device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215643958U true CN215643958U (en) | 2022-01-25 |
Family
ID=79934007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122408218.9U Active CN215643958U (en) | 2021-09-29 | 2021-09-29 | Box edge vortex bypass device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215643958U (en) |
-
2021
- 2021-09-29 CN CN202122408218.9U patent/CN215643958U/en active Active
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