CN211376389U - Sector plate for transformer winding - Google Patents
Sector plate for transformer winding Download PDFInfo
- Publication number
- CN211376389U CN211376389U CN202020105516.3U CN202020105516U CN211376389U CN 211376389 U CN211376389 U CN 211376389U CN 202020105516 U CN202020105516 U CN 202020105516U CN 211376389 U CN211376389 U CN 211376389U
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- sector plate
- groove
- clamping
- sector
- bolt
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Abstract
The utility model belongs to the technical field of transformer correlation, in particular to a sector plate for transformer winding, which comprises a sector plate, wherein the sector plate is provided with an external fixing half groove and an internal fixing groove which are respectively arranged at the inner side and the outer side of the sector plate, the side surface of the sector plate is fixed with a plurality of groups of radiating fins, one end of the sector plate is provided with a clamping groove, a thread groove is arranged on the clamping groove in a penetrating way, the thread groove is arranged on the sector plate, one end of the sector plate, which is far away from the clamping groove, is fixed with a clamping block, the clamping block is in threaded connection with a bolt, the clamping block is arranged in the clamping groove, the adjacent two groups of sector plates are spliced, the bolt is rotated to be lifted and moved on the clamping block, so that one end of the bolt is connected with the thread groove, the clamping block is pressed downwards through the side surface of one, the clamping blocks are completely clamped into the clamping grooves, the lower surfaces of the two adjacent groups of the fan-shaped plates are flush, and the insulating parts formed by the plurality of groups of the fan-shaped plates are used for leveling one end of the winding.
Description
Technical Field
The utility model belongs to the technical field of the transformer is relevant, especially, relate to a sector plate for transformer winding.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core (magnetic core), and the transformer has the main functions of: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like.
The sector plate arranged in the transformer is one of the insulating elements, and the sector plate is arranged at the outlet of the transformer winding, so that the winding is limited and isolated by the sector plate, and short circuit occurs between different adjacent windings.
The prior art has the following problems:
1. the insulating part sector plates are inconvenient to splice, and one end of the winding cannot be leveled;
2. the contact area of the insulating part and the transformer oil is small, so that the heat dissipation capability of the winding passing through the insulating part is poor.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a sector plate for transformer winding.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sector plate for transformer winding, includes the sector plate, be provided with outer fixed half groove and interior fixed slot on the sector plate, and interior fixed slot and outer fixed half groove set up inboard and the outside at the sector plate respectively, the side of sector plate is fixed with the multiunit fin, the draw-in groove has been seted up to the one end of sector plate, it is provided with the thread groove to run through on the draw-in groove, the thread groove is seted up on the sector plate, the sector plate is kept away from the one end of draw-in groove is fixed with the fixture block, threaded connection has the bolt on the fixture block.
Preferably, a detachable structure is formed between two adjacent groups of the fan-shaped plates, and the outer fixing grooves are formed by two adjacent groups of the outer fixing half grooves.
Preferably, the fan-shaped plate and the radiating fins are of an integrated structure, and the radiating fins are fixed on the fan-shaped plate in an equiangular distribution manner.
Preferably, the depth of the clamping groove is half of the thickness of the sector plate, and the center of the clamping groove is provided with the thread groove.
Preferably, the fixture block and the sector plate are of an integrated structure, the outer shape of the fixture block is the same as the inner shape of the clamping groove, and a clamping structure is formed between the fixture block and the clamping groove.
Preferably, the cross-sectional area of the bolt is larger than that of the clamping block, and the lower surface of the bolt is flush with the upper surface of the sector plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the clamping blocks are arranged in the clamping grooves, so that the two adjacent groups of sector plates are spliced, the bolts are rotated to be lifted on the clamping blocks, one ends of the bolts are connected with the thread grooves, the clamping blocks are pressed downwards through the side faces of one ends of the bolts, the clamping blocks are completely clamped into the clamping grooves, the lower surfaces of the two adjacent groups of sector plates are flush, and one end of the winding is leveled through the insulating part formed by the multiple groups of sector plates;
2. the cooling fins arranged on the sector plates improve the contact area between the sector plates and the transformer oil, so that the winding conducts heat energy of the winding by means of the cooling fins arranged on the sector plates, and the winding is cooled by the transformer oil.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural view of a sector plate of the present invention;
FIG. 2 is a schematic view of the splicing structure of two groups of sector plates of the present invention;
fig. 3 is a schematic view of the structure of the insulating member formed by the sector plates of the present invention.
In the figure: 1. a sector plate; 2. an outer fixed half-groove; 3. an inner fixing groove; 4. a heat sink; 5. a card slot; 6. A thread groove; 7. a clamping block; 8. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a sector plate for transformer winding, including sector plate 1, be provided with external fixation half groove 2 and internal fixation groove 3 on sector plate 1, and internal fixation groove 3 sets up inboard and the outside at sector plate 1 respectively with external fixation half groove 2, sector plate 1's side is fixed with multiunit fin 4, draw-in groove 5 has been seted up to sector plate 1's one end, it is provided with thread groove 6 to run through on draw-in groove 5, thread groove 6 is seted up on sector plate 1, sector plate 1 keeps away from the one end of draw-in groove 5 and is fixed with fixture block 7, threaded connection has bolt 8 on fixture block 7.
Specifically, a detachable structure is formed between two adjacent groups of sector plates 1, and two adjacent groups of external fixing half grooves 2 form external fixing grooves.
In this embodiment: through assembling adjacent sector plate 1, install the one end of winding with sector plate 1, fix the winding with the help of sector plate 1, form the outer fixed slot with the help of two sets of adjacent outer fixed half grooves 2 simultaneously, conveniently fix the sector plate.
Specifically, the method comprises the following steps: the fan-shaped plate 1 and the radiating fins 4 are of an integrated structure, and the radiating fins 4 are fixed on the fan-shaped plate 1 in an equiangular distribution manner.
In this embodiment: the contact area between the sector plate 1 and the transformer oil is increased through the radiating fins 4 arranged on the sector plate 1, so that the winding conducts heat energy of the winding through the radiating fins 4 arranged on the sector plate 1, and the winding is cooled through the transformer oil.
Specifically, the method comprises the following steps: the depth of the clamping groove 5 is half of the thickness of the fan-shaped plate 1, and a threaded groove 6 is formed in the center of the clamping groove 5.
In this embodiment: through the draw-in groove 5 of seting up on the sector plate 1, fix the fixture block 7 that sets up on adjacent group sector plate 1, conveniently connect with bolt 8 with the help of thread groove 6 that sets up on draw-in groove 5.
Specifically, the method comprises the following steps: the fixture block 7 and the fan-shaped plate 1 are of an integrated structure, the outer shape of the fixture block 7 is the same as the inner shape of the clamping groove 5, and a clamping structure is formed between the fixture block 7 and the clamping groove 5.
In this embodiment: the clamping blocks 7 are arranged in the clamping grooves 5, so that the two adjacent groups of sector plates 1 are spliced to form a complete insulating part.
Specifically, the method comprises the following steps: the cross-sectional area of the bolt 8 is larger than that of the fixture block 7, and the lower surface of the bolt 8 is flush with the upper surface of the sector plate 1.
In this embodiment: through rotating bolt 8, make bolt 8 go up-and-down movement on fixture block 7 to make 8 one ends of bolt and thread groove 6 link to each other, push down fixture block 7 through the side of the one end of bolt 8, make fixture block 7 block into the inside of draw-in groove 5 completely, make adjacent two sets of sector plate 1 lower surface flush, make winding one end flattening through multiunit sector plate 1.
The utility model discloses a theory of operation and use flow: firstly, one group of sector plates 1 are arranged at one end of a winding, then the other group of sector plates 1 are arranged on the original group of sector plates 1, a clamping block 7 arranged at one side of the second group of sector plates 1 is arranged in a clamping groove 5 arranged on the other group of sector plates 1, the two adjacent groups of sector plates 1 are spliced, then a bolt 8 is rotated to enable the bolt 8 to move up and down on the clamping block 7, so that one end of the bolt 8 is connected with a thread groove 6, the clamping block 7 is pressed down through the side surface of one end of the bolt 8, the clamping block 7 is completely clamped in the clamping groove 5, the lower surfaces of the two adjacent groups of sector plates 1 are flush, and similarly, a plurality of groups of sector plates 1 are spliced, so that the sector plates 1 form a complete insulating part, the winding is isolated, and the contact area between the sector plates 1 and transformer oil is increased by means of radiating fins 4 arranged on the sector plates 1, the windings are cooled by transformer oil.
Finally, it should be noted that: although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A sector plate for a transformer winding comprises a sector plate (1) and is characterized in that: be provided with external fixation half groove (2) and internal fixation groove (3) on sector plate (1), and internal fixation groove (3) and external fixation half groove (2) set up inboard and the outside at sector plate (1) respectively, the side of sector plate (1) is fixed with multiunit fin (4), draw-in groove (5) have been seted up to the one end of sector plate (1), it is provided with thread groove (6) to run through on draw-in groove (5), thread groove (6) are seted up on sector plate (1), sector plate (1) is kept away from the one end of draw-in groove (5) is fixed with fixture block (7), threaded connection has bolt (8) on fixture block (7).
2. A transformer winding sector plate according to claim 1, characterised in that: and a detachable structure is formed between every two adjacent groups of the fan-shaped plates (1), and an external fixing groove is formed by the external fixing half grooves (2).
3. A transformer winding sector plate according to claim 1, characterised in that: the fan-shaped plate (1) and the radiating fins (4) are of an integrated structure, and the radiating fins (4) are fixed on the fan-shaped plate (1) in an equiangular distribution manner.
4. A transformer winding sector plate according to claim 1, characterised in that: the depth of the clamping groove (5) is half of the thickness of the sector plate (1), and the center of the clamping groove (5) is provided with the thread groove (6).
5. A transformer winding sector plate according to claim 1, characterised in that: the clamping block (7) and the sector plate (1) are of an integrated structure, the outer shape of the clamping block (7) is the same as the inner shape of the clamping groove (5), and a clamping structure is formed between the clamping block (7) and the clamping groove (5).
6. A transformer winding sector plate according to claim 1, characterised in that: the cross-sectional area of the bolt (8) is larger than that of the clamping block (7), and the lower surface of the bolt (8) is flush with the upper surface of the sector plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020105516.3U CN211376389U (en) | 2020-01-17 | 2020-01-17 | Sector plate for transformer winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020105516.3U CN211376389U (en) | 2020-01-17 | 2020-01-17 | Sector plate for transformer winding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211376389U true CN211376389U (en) | 2020-08-28 |
Family
ID=72156216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020105516.3U Expired - Fee Related CN211376389U (en) | 2020-01-17 | 2020-01-17 | Sector plate for transformer winding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211376389U (en) |
-
2020
- 2020-01-17 CN CN202020105516.3U patent/CN211376389U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 Termination date: 20220117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |