CN202855511U - Leading line and outgoing line structure of high-tension transformer coil - Google Patents
Leading line and outgoing line structure of high-tension transformer coil Download PDFInfo
- Publication number
- CN202855511U CN202855511U CN 201220529149 CN201220529149U CN202855511U CN 202855511 U CN202855511 U CN 202855511U CN 201220529149 CN201220529149 CN 201220529149 CN 201220529149 U CN201220529149 U CN 201220529149U CN 202855511 U CN202855511 U CN 202855511U
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- insulating cylinder
- insulating
- lead
- carrier
- coils
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Abstract
The utility model provides a leading line and outgoing line structure of a high-tension transformer coil, and belongs to the technical field of transformers. The leading line and outgoing line structure of the high-tension transformer coil solves the problem that the end of a line of a transformer is loose because of vibration in the process of transportation or working. The leading line and outgoing line structure of the high-tension transformer coil comprises a plurality of insulating cylinders with different inner diameters, an end appearance leading line and a columnar supporter which is used for placing the end appearance leading line, the supporter is connected with the end appearance leading line, the insulating cylinders are sleeved together according to the sizes of the inner diameters and are arranged on the same axis line, the supporter is arranged in a insulating cylinder with a smallest inner diameter and is arranged on the axis line, corrugated boards are clamped between two adjacent insulating cylinders, and enable the two adjacent insulating cylinders to be in tight fit, and the corrugated boards are clamped between the insulating cylinder with the smallest inner diameter and the supporter, and enable the supporter and the insulating cylinder to be in the tight fit. The leading line and outgoing line structure of the high-tension transformer coil is even in stress by clamping the corrugated boards, and solves the problem of being easy to loosen.
Description
Technical field
The utility model belongs to the transformer technology field, relates to a kind of coils of high-voltage transformers lead-in wire outlet structure.
Background technology
Transformer is to utilize the principle of electromagnetic induction to change the device of alternating voltage, and main member is primary coil, secondary coil and iron core, and major function has: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilizing etc.; Can be divided into by purposes: distribution transformer, power transformer, full-sealed transformer, combined transformer, dry-type transformer, oil-filled transformer, single-phase transformer, furnace transformer, rectifier transformer etc.High-tension transformer mostly is greatly distribution transformer, be applied to the distribution field of power transmission, and that the position of distribution transmission of electricity often arranges is remoter, this just need to pass by transformer transporting, and in the transportation owing to affected by road conditions, often so that transformer produces loosening, present coils of high-voltage transformers lead-in wire structure occurs and usually adopts the multilayer insulation cylinder, adopt the mode of a plurality of cushion block stretchings to separate uniformly the multilayer insulation cylinder fixing between every layer of insulating cylinder, but because insulating cylinder is that paper board material is relatively soft, stressed concentrating on several somes during a plurality of cushion block stretching, be easy to cause the insulating cylinder distortion, when transportation or operation, the vibration that produces adds the lubrication of transformer oil in the transformer, the cushion block existence skids off the hidden danger that drops, and adjacent cushion block is stressed will receive impact if one of them cushion block skids off, and the structure change can't ensure the stability of transformer operation.
Summary of the invention
There are the problems referred to above in the utility model for existing technology, a kind of coils of high-voltage transformers lead-in wire outlet structure has been proposed, this coils of high-voltage transformers lead-in wire outlet structure can solve the problem that the coil lead outlet structure is easily become flexible, and has improved the stability of transformer.
The utility model is realized by following technical proposal: a kind of coils of high-voltage transformers lead-in wire outlet structure, comprise the insulating cylinder that several internal diameters vary in size, tap lead wire and be used for to place the carrier of the column of tap lead wire, described carrier is connected with tap lead wire, it is characterized in that, described insulating cylinder is set-located by the internal diameter size and all insulating cylinders are positioned on the same axial line, described carrier is arranged in the insulating cylinder of internal diameter minimum and is positioned on the above-mentioned axial line, snapped between every adjacent two layers of described insulating cylinder and make adjacent two insulating cylinders form friction tight corrugated board, also snapped between the insulating cylinder of described internal diameter minimum and the carrier and make carrier and insulating cylinder form friction tight corrugated board.
With the insulating cylinder of adjacent two insulating cylinders of corrugated board stretching and internal diameter minimum and minute lamellar spacing between the carrier, corrugated board and two adjacent insulation barrels lean, so that form tight fit between two adjacent insulating cylinders, in like manner make insulating cylinder and the carrier of internal diameter minimum form tight fit, solved the problem that tap lead wire easily becomes flexible, the structure of the carrier of column is fixed by corrugated board and insulating cylinder, thereby tap lead wire is arranged on protection tap lead wire in the carrier, the loosening problem of lead-in wire when solving transformer work; Because corrugated board has preferably elasticity, the vibration that produces when greatly reducing transformer work has improved stability to the impact of pin configuration.
In above-mentioned coils of high-voltage transformers lead-in wire outlet structure, described corrugated board comprises some corrugated corrugated papers of layer and boxboard, and described corrugated paper is bonded on the boxboard.Corrugated board has very high mechanical strength, can be to being subjected to the collision in the handling process and falling and fall.
In above-mentioned coils of high-voltage transformers lead-in wire outlet structure, the corrugated paper of described corrugated board and two adjacent insulating cylinders lean and form a plurality of three-legged structures two adjacent insulating cylinders formation are connected.Triangle is stable structure the most, and the tight fit between the two adjacent insulating cylinders of realizing by corrugated board has improved the stability that is connected between insulating cylinder.
In above-mentioned coils of high-voltage transformers lead-in wire outlet structure, form a plurality of three-legged structures between the insulating cylinder of the corrugated paper of described corrugated board and internal diameter minimum and the carrier two adjacent insulating cylinders formation are connected.Triangle is stable structure the most, and the insulating cylinder of realizing by corrugated board and the tight fit between pin configuration have improved the stability of transformer coil lead-in wire outlet structure.
In above-mentioned coils of high-voltage transformers lead-in wire outlet structure, described insulating cylinder is four, and described insulating cylinder height equal inside diameters equal difference is successively decreased.Four insulating cylinders in layer tap lead wire to be enclosed when improving insulation protection antijamming capability better, internal diameter equal difference is successively decreased and is made the score layer gap identical, improves the stability of transformer.
In above-mentioned coils of high-voltage transformers lead-in wire outlet structure, the insulating cylinder of described internal diameter maximum adopts the laminated phenolic paper of high rigidity to make.It is not yielding to improve intensity, strengthens stability.
Compared with prior art, this coils of high-voltage transformers lead-in wire outlet structure has the following advantages: 1, snap in corrugated board stretching insulating cylinder and insulating cylinder or insulating cylinder and carrier and form tight fit, and stressed more even, solved the problem of easily becoming flexible; 2, the outermost layer insulating cylinder adopts the platen pipe of high rigidity to make, and it is not yielding to improve intensity, strengthens stability.
Description of drawings
Fig. 1 is vertical view of the present utility model.
Fig. 2 is cutaway view of the present utility model.
Among the figure, 1, tap lead wire; 2, carrier; 3, corrugated board; 4, insulating cylinder; 5, laminated phenolic paper pipe insulation cylinder.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1; a kind of coils of high-voltage transformers lead-in wire outlet structure; comprise four insulating cylinders 4, tap lead wire 1 and be used for placing the carrier 2 of the column of tap lead wire 1; carrier 2 is connected with tap lead wire 1; thereby tap lead wire 1 is arranged on protection tap lead wire 1 in the carrier 2, the loosening problem of lead-in wire when having solved transformer work.
Four insulating cylinders 4 are set-located by the internal diameter size and all insulating cylinders 4 are positioned on the same axial line as depicted in figs. 1 and 2, carrier 2 is arranged in the insulating cylinder 4 of internal diameter minimum and is arranged on the same axial line with insulating cylinder 4, the setting of successively decreasing of the highly identical and internal diameter equal difference of four insulating cylinders 4, so that minute lamellar spacing between the two adjacent insulating cylinders 4 is identical, minute lamellar spacing of the insulating cylinder 4 of carrier 2 and internal diameter minimum is identical with two adjacent insulating cylinders 4, the corrugated board 3 of carrier 2 comprises some corrugated corrugated papers of layer and boxboard, and corrugated paper is bonded on the boxboard.
Between two adjacent insulating cylinders 4, snap in the corrugated board 3 of annular, corrugated paper and two adjacent insulating cylinders 4 lean and form a plurality of three-legged structures and make two adjacent insulating cylinders 4 form tight fits, insulating cylinder 4 snaps in identical corrugated board 3 with 2 in carrier, in like manner corrugated paper and insulating cylinder 4 and carrier 2 lean and form a plurality of three-legged structures and make insulating cylinder 4 and carrier 2 form tight fits, corrugated board 3 can bind the thickness that thereby the quantity of corrugated board 3 reaches to be needed according to actual needs, the laminated phenolic paper pipe insulation cylinder 5 that outermost insulating cylinder 4 adopts the laminated phenolic paper compacting of high rigidity to form, improve the hardness of outer layer insulation cylinder 4 by the phenolic aldehyde layer, promoted the force intensity that is subjected to of insulating cylinder 4.
The principle of this coils of high-voltage transformers lead-in wire outlet structure is as follows: the corrugated paper of corrugated board 3 medium wave shape waves and two adjacent insulating cylinders 4 lean, lean with the insulating cylinder 4 of minimum diameter and the carrier 2 of pin configuration, increase stress point and formed the active force that a plurality of triangular structures support 4 of two adjacent insulating cylinders and insulating cylinder 4 and carrier 2, a plurality of triangular structures are stressed so that the active force that insulating cylinder 4 is subject to each other is even, make whole lead-in wire outlet structure not yielding, thereby solved lead-in wire outlet structure yielding problem when carrying or transportation; The vibration that produces during transformer work tends to cause the lead-in wire outlet structure loosening, because corrugated board 3 corrugated corrugated papers have preferably elasticity, can play the effect of bumper and absorbing shock, has improved the stability of transformer operation.
Claims (5)
1. coils of high-voltage transformers lead-in wire outlet structure, comprise the insulating cylinder (4) that several internal diameters vary in size, tap lead wire (1) and be used for to place the carrier (2) of the column of tap lead wire (1), described carrier (2) is connected with tap lead wire (1), it is characterized in that, described insulating cylinder (4) is set-located by the internal diameter size and all insulating cylinders (4) are positioned on the same axial line, described carrier (2) is arranged in the insulating cylinder (4) of internal diameter minimum and is positioned on the above-mentioned axial line, snapped between every adjacent two layers of described insulating cylinder (4) and make adjacent two insulating cylinders (4) form friction tight corrugated board (3), also snapped between the insulating cylinder of described internal diameter minimum (4) and the carrier (2) and make carrier (2) and insulating cylinder (4) form friction tight corrugated board (3).
2. coils of high-voltage transformers lead-in wire outlet structure according to claim 1 is characterized in that described corrugated board (3) comprises some corrugated corrugated papers of layer and boxboard, and described corrugated paper is bonded on the boxboard.
3. coils of high-voltage transformers according to claim 2 lead-in wire outlet structure, it is characterized in that the corrugated paper of described corrugated board (3) and two adjacent insulating cylinders (4) lean and form a plurality of three-legged structures and two adjacent insulating cylinders (4) are formed be connected.
4. coils of high-voltage transformers according to claim 2 lead-in wire outlet structure, it is characterized in that, form a plurality of three-legged structures between the insulating cylinder (4) of the corrugated paper of described corrugated board (3) and internal diameter minimum and the carrier (2) formation of two adjacent insulating cylinders (4) is connected.In above-mentioned coils of high-voltage transformers lead-in wire outlet structure, described insulating cylinder (4) is four, and described insulating cylinder (4) height equal inside diameters equal difference is successively decreased.
5. according to claim 1 and 2 or 3 or 4 described coils of high-voltage transformers lead-in wire outlet structures, it is characterized in that the insulating cylinder of described internal diameter maximum (4) adopts the laminated phenolic paper of high rigidity to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220529149 CN202855511U (en) | 2012-10-16 | 2012-10-16 | Leading line and outgoing line structure of high-tension transformer coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220529149 CN202855511U (en) | 2012-10-16 | 2012-10-16 | Leading line and outgoing line structure of high-tension transformer coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855511U true CN202855511U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220529149 Expired - Fee Related CN202855511U (en) | 2012-10-16 | 2012-10-16 | Leading line and outgoing line structure of high-tension transformer coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202855511U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103745824A (en) * | 2013-12-25 | 2014-04-23 | 保定天威保变电气股份有限公司 | On-load 18 KVA (Kilo Volt Amperes) / 24 KVA transformer high pressure head supporting strip assembling technology |
| CN104916417A (en) * | 2015-05-20 | 2015-09-16 | 洛阳亚日实业集团有限公司 | Transformer coil |
-
2012
- 2012-10-16 CN CN 201220529149 patent/CN202855511U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103745824A (en) * | 2013-12-25 | 2014-04-23 | 保定天威保变电气股份有限公司 | On-load 18 KVA (Kilo Volt Amperes) / 24 KVA transformer high pressure head supporting strip assembling technology |
| CN104916417A (en) * | 2015-05-20 | 2015-09-16 | 洛阳亚日实业集团有限公司 | Transformer coil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20191016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |