CN107546010A - A kind of transformer regulating winding construction - Google Patents
A kind of transformer regulating winding construction Download PDFInfo
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- CN107546010A CN107546010A CN201710700616.3A CN201710700616A CN107546010A CN 107546010 A CN107546010 A CN 107546010A CN 201710700616 A CN201710700616 A CN 201710700616A CN 107546010 A CN107546010 A CN 107546010A
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- winding
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- tap
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Abstract
The invention discloses a kind of transformer regulating winding construction,Including tap-changing windings support tube and down-lead bracket,The tap-changing windings support tube is fixedly mounted on the inner surface of down-lead bracket,Insulation board is also installed with the left surface of the tap-changing windings support tube,The upper surface of the down-lead bracket is wound with high-voltage connection,The left end of the high-voltage connection is connected with U-shaped spiral organ,The U-shaped spiral organ is internally provided with Transformer Winding device,The right flank of the U-shaped spiral organ is also connected by connecting rod with down-lead bracket,The U-shaped spiral organ includes rotary shaft,The outer surface of the rotary shaft is equipped with internal layer paper web,The surface of the internal layer paper web is also installed with inner bracing strip,The airway between two layers can be reduced using U-shaped double-layer spiral structure,Coiling is convenient,Processing technology is easily guaranteed that,And interlayer airway can be reduced,Increase winding space filling rate,Material cost is saved.
Description
Technical field
The present invention relates to transformer technology field, specially a kind of transformer regulating winding construction.
Background technology
ULTC plays an important role in power system, it can not only steady load center voltage, and
And contact power network, tune load current and improvement are without the indispensable load tapchanging basic modes of visual plant # such as the distribution of work
Mainly linear voltage regulation, coarse and fine voltage regulation and positive-negative voltage-regulation, each way possess respective pressure regulation feature and the scope of application, and insulation will
Ask and also differ, considerable influence will be produced to the performance parameter of transformer and cost by choosing different voltage regulating modes：
(1) two-layer equation winding is a kind of form that current transformer regulating mainly uses.For U-shaped Helical winding, by
The intrinsic helical angle of Helical winding and axial oil channel cushion block be present in ectonexine so that winding is in winding process, for rising
Layer place and the features such as difference of ectonexine helical angle, must take some special technological measures, for the technological measure at liter layer
Tapered end circle is usually used, or end is evened up.Internal layer and outer layer can not share an axial oil channel cushion block, between two layers
The cushion block UNICOM of ectonexine can only being got up by " work " font stay, some U-shaped windings also add paper web between ectonexine,
This structure increases the airway between internal layer and outer layer on the contrary, adds material cost；
(2) existing transformer most easily problem appear to is that：When high pressure head end carries out lighting full-wave impulse test, high pressure is first
Bring out line and electricity is climbed to pressure regulation winding overhang along the outer layer oil clearance cardboard between high pressure winding and lofty tone winding, cause transformer event
Barrier, its reason is that the outlet of high pressure head end is inadequate to the creep age distance of pressure regulation winding overhang.
The content of the invention
In order to overcome the shortcomings of prior art, the present invention provides a kind of transformer regulating winding construction, using U-shaped double
Helical layer structure can reduce the airway between two layers, and coiling is convenient, and processing technology is easily guaranteed that, and can reduce interlayer sky
Road, increase winding space filling rate, saved material cost, can effectively solve the problem that the problem of background technology proposes.
The technical solution adopted for the present invention to solve the technical problems is：A kind of transformer regulating winding construction, including adjust
Pressure winding support tube and down-lead bracket, the tap-changing windings support tube are fixedly mounted on the inner surface of down-lead bracket, the pressure regulation
Insulation board is also installed with the left surface of winding support tube, the upper surface of the down-lead bracket is wound with high-voltage connection, institute
The left end for stating high-voltage connection is connected with U-shaped spiral organ, and the U-shaped spiral organ is internally provided with Transformer Winding device, institute
The right flank for stating U-shaped spiral organ is also connected by connecting rod with down-lead bracket, and the U-shaped spiral organ includes rotary shaft, described
The outer surface of rotary shaft is equipped with internal layer paper web, and the surface of the internal layer paper web is also installed with inner bracing strip, the inner bracing strip
Outer surface be connected by U-bolt with intermediate stays, the top of the intermediate stays is connected by U-bolt with outer stay
Connect, the end of the outer stay is connected with annular sleeve, and outer winding layer, institute are provided between the outer stay and annular sleeve
The inside for stating intermediate stays is additionally provided with inner winding layer.
As a kind of preferable technical scheme of the present invention, the Transformer Winding device includes main transformer low pressure tap-changing windings axle
Become high pressure winding axle with string, the change low pressure tap-changing windings axle is connected between becoming high pressure winding axle with string by winding wire.
As a kind of preferable technical scheme of the present invention, the main transformer low pressure tap-changing windings axle and string become high pressure winding axle
Left end also becomes low pressure winding axle with main transformer low pressure winding axle and string by winding wire and is connected, the main transformer low pressure winding axle and string
It is serially connected between change low pressure winding axle.
As a kind of preferable technical scheme of the present invention, the main transformer low pressure winding axle and string become the right-hand member of low pressure winding also
It is provided with main transformer high pressure winding and string becomes high pressure winding, send main transformer high pressure winding and string to become the output end of high pressure winding by dialling
Code switch is connected with main transformer high pressure tap-changing windings axle.
As a kind of preferable technical scheme of the present invention, the terminal of the inner winding layer and the top phase of outer winding layer
Connection, and it is continuously coupled using press-bending type helical structure between inner winding layer and outer winding layer.
As a kind of preferable technical scheme of the present invention, the part of the inner winding layer and outer winding layer is additionally provided with U
Type slideway pad, U-shaped slideway pad is sent to be arranged on the outer surface of intermediate stays.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) pattern that the present invention is combined using tap-changing windings support tube and down-lead bracket realizes that control is lifted one's head to a high-profile in middle part
Winding overhang climbs electricity so that lofty tone winding overhang climbs electric You Ertiao roads, and first route is to lift one's head from middle part along down-lead bracket, height
Winding midfoot support cylinder is adjusted to climb to the end of lofty tone winding；Article 2 route is to lift one's head from middle part along between high pressure and lofty tone winding
Outermost layer annular sleeve surface, climb to the end of lofty tone winding, solve the high voltage winding terminal of middle part inlet wire to lofty tone winding overhang
Creep age distance problem, can effectively solve the problems, such as transformer fault；
(2) present invention realizes to series transformer pressure regulation there is advantages below by installing Transformer Winding device：1. adjust
Press scope wide；2. main transformer can work under permanent magnetic flux, material is taken full advantage of, for the larger design of transformer of capacity more
It is economical；3. main transformer tap-changing windings and string uprise, the capacity of low pressure winding depends on range of regulation, its value is far smaller than main transformer
Output capacity, shunting switch electric current can be substantially reduced, be easy to choose the high shunting switch of safety coefficient.
(3) present invention use press-bending type helix windings method, will can spirally be modified to continous way, avoid spirally around
The helical angle of group, for the single-screw and double helix of several paralleled conductor, because internal layer and outer layer do not have the difference of helical angle, internal layer with
An oil channel cushion block can be shared between outer layer, interlayer " work " font stay can be cancelled, so substantially reduce interlayer airway,
Save material.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the Transformer Winding apparatus structure schematic diagram of the present invention；
Fig. 3 is the U-shaped spiral organ structural representation of the present invention.
In figure：1- down-lead brackets；2- tap-changing windings support tubes；3- toggle switch；4- high-voltage connections；5- down-lead brackets；6-U
Type spiral organ；7- Transformer Winding devices；8- connecting rods；9- rotary shafts；10- internal layer paper webs；11- inner bracing strips；12-U type bolts；
13- intermediate stays；14-U type slideway pads；15- outer stays；16- annular sleeves；17- outer winding layers；18- outer winding layers；
19- main transformer high pressure tap-changing windings axles；20- main transformer low pressure tap-changing windings axles；21- strings become high pressure winding axle；22- main transformer low pressure windings
Axle；23- strings become low pressure winding axle；24- main transformer high pressure windings；25- strings become high pressure winding.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The explanation of following embodiment is refer to the attached drawing, can be to the specific embodiment implemented to the example present invention.
The direction and position term that the present invention is previously mentioned, for example, " on ", " in ", " under ", "front", "rear", "left", "right", " interior ", "
Outside ", " side " etc., only it is direction and position with reference to annexed drawings.Therefore, the direction and position term used is to illustrate
And understand the present invention, and it is not used to the limitation present invention.
Embodiment：
As shown in figures 1 and 3, the invention provides a kind of transformer regulating winding construction, including tap-changing windings support tube 2
With down-lead bracket 1, the tap-changing windings support tube 2 is fixedly mounted on the inner surface of down-lead bracket 1, the tap-changing windings support tube
Insulation board 5 is also installed with 2 left surface, the upper surface of the down-lead bracket 1 is wound with high-voltage connection 4, the high pressure
The left end of lead 4 is connected with U-shaped spiral organ 6, and the U-shaped spiral organ 6 is internally provided with Transformer Winding device 7, the U
The right flank of type spiral organ 6 is also connected by connecting rod 8 with down-lead bracket 1, and the U-shaped spiral organ 6 includes rotary shaft 9, institute
The outer surface for stating rotary shaft 9 is equipped with internal layer paper web 10, and the surface of the internal layer paper web 9 is also installed with inner bracing strip 11, institute
The outer surface for stating inner bracing strip 11 is connected by U-bolt 12 with intermediate stays 13, and the tops of the intermediate stays 13 passes through U-shaped
Bolt is connected with outer stay 15, and the end of the outer stay 15 is connected with annular sleeve 16, the outer stay 15 and annular sleeve
Outer winding layer 17 is provided between 16, the inside of the intermediate stays 13 is additionally provided with inner winding layer 18；
As shown in figure 1, the terminal of the inner winding layer 18 is connected with the top of outer winding layer 17, and internal winding
It is continuously coupled using press-bending type helical structure between layer 18 and outer winding layer 17, the inner winding layer 18 and outer winding layer
17 part is additionally provided with U-shaped slideway pad 14, send U-shaped slideway pad 14 to be arranged on the outer surface of intermediate stays 13.
By setting U-shaped slideway pad 14 can be spirally modified to continous way, the helical angle of Helical winding is avoided,
, can between internal layer and outer layer because internal layer and outer layer do not have the difference of helical angle for the single-screw and double helix of several paralleled conductor
To share an oil channel cushion block, interlayer " work " font stay can be cancelled, so substantially reduce interlayer airway, increase winding is empty
Between filling rate, save making raw material, by adjust per cake wire turn " neutral " number, can easily adjust winding and go out end to end
The position of head, also, the end circle between low pressure winding also easily makes up and down, can share an end circle.
As shown in Fig. 2 the Transformer Winding device 7 includes main transformer low pressure tap-changing windings axle 20 and string becomes high pressure winding axle
21, the change low pressure tap-changing windings axle 20 is connected between becoming high pressure winding axle 21 with string by winding wire；The main transformer low pressure
The left end that tap-changing windings axle 20 and string become high pressure winding axle 21 also becomes low pressure by winding wire and main transformer low pressure winding axle 22 and string
Winding axle 23 is connected, and is serially connected between the main transformer low pressure winding axle 22 and string change low pressure winding axle 23；The main transformer
Low pressure winding axle 22 and the right-hand member of string change low pressure winding 23 are additionally provided with main transformer high pressure winding 24 and gone here and there and become high pressure winding 25, are sent
The output end that main transformer high pressure winding 24 and string become high pressure winding 25 is connected by toggle switch 3 with main transformer high pressure tap-changing windings axle 19
Connect, described after main transformer high pressure side joint primary side voltage, by electromagnetic induction, the low pressure winding and tap-changing windings of main transformer all produce
Constant voltage.The high voltage supply become using the independent tap-changing windings of main transformer to string, realizes energy transmission.Adjusted by changing main transformer
The tap number of turn of pressure winding is applied to the voltage of string change high pressure winding to change, and causes string to become the voltage change of low pressure winding, from
And change the low pressure winding resultant voltage that main, string becomes.
In summary, the main characteristic of the invention lies in that：
(1) pattern that the present invention is combined using tap-changing windings support tube and down-lead bracket realizes that control is lifted one's head to a high-profile in middle part
Winding overhang climbs electricity so that lofty tone winding overhang climbs electric You Ertiao roads, and first route is to lift one's head from middle part along down-lead bracket, height
Winding midfoot support cylinder is adjusted to climb to the end of lofty tone winding；Article 2 route is to lift one's head from middle part along between high pressure and lofty tone winding
Outermost layer annular sleeve surface, climb to the end of lofty tone winding, solve the high voltage winding terminal of middle part inlet wire to lofty tone winding overhang
Creep age distance problem, can effectively solve the problems, such as transformer fault；
(2) present invention realizes to series transformer pressure regulation there is advantages below by installing Transformer Winding device：1. adjust
Press scope wide；2. main transformer can work under permanent magnetic flux, material is taken full advantage of, for the larger design of transformer of capacity more
It is economical；3. main transformer tap-changing windings and string uprise, the capacity of low pressure winding depends on range of regulation, its value is far smaller than main transformer
Output capacity, shunting switch electric current can be substantially reduced, be easy to choose the high shunting switch of safety coefficient.
(3) present invention use press-bending type helix windings method, will can spirally be modified to continous way, avoid spirally around
The helical angle of group, for the single-screw and double helix of several paralleled conductor, because internal layer and outer layer do not have the difference of helical angle, internal layer with
An oil channel cushion block can be shared between outer layer, interlayer " work " font stay can be cancelled, so substantially reduce interlayer airway,
Save material.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (6)
- A kind of 1. transformer regulating winding construction, it is characterised in that：Including tap-changing windings support tube (2) and down-lead bracket (1), institute State the inner surface that tap-changing windings support tube (2) is fixedly mounted on down-lead bracket (1), the left side of the tap-changing windings support tube (2) Insulation board (5) is also installed with face, the upper surface of the down-lead bracket (1) is wound with high-voltage connection (4), and the high pressure is drawn The left end of line (4) is connected with U-shaped spiral organ (6), and the U-shaped spiral organ (6) is internally provided with Transformer Winding device (7), the right flank of the U-shaped spiral organ (6) is also connected by connecting rod (8) with down-lead bracket (1), the U-shaped spiral organ (6) rotary shaft (9) is included, the outer surface of the rotary shaft (9) is equipped with internal layer paper web (10), the table of the internal layer paper web (9) Face is also installed with inner bracing strip (11), and the outer surface of the inner bracing strip (11) passes through U-bolt (12) and intermediate stays (13) It is connected, the top of the intermediate stays (13) is connected by U-bolt with outer stay (15), the end of the outer stay (15) End is connected with annular sleeve (16), and outer winding layer (17), institute are provided between the outer stay (15) and annular sleeve (16) The inside for stating intermediate stays (13) is additionally provided with inner winding layer (18).
- A kind of 2. transformer regulating winding construction according to claim 1, it is characterised in that：The Transformer Winding device (7) include main transformer low pressure tap-changing windings axle (20) and string become high pressure winding axle (21), it is described change low pressure tap-changing windings axle (20) and String is connected between becoming high pressure winding axle (21) by winding wire.
- A kind of 3. transformer regulating winding construction according to claim 2, it is characterised in that：The main transformer low pressure pressure regulation around The left end that group axle (20) and string become high pressure winding axle (21) also becomes low pressure by winding wire and main transformer low pressure winding axle (22) and string Winding axle (23) is connected, and is serially connected between the main transformer low pressure winding axle (22) and string change low pressure winding axle (23).
- A kind of 4. transformer regulating winding construction according to claim 3, it is characterised in that：The main transformer low pressure winding axle (22) and string become low pressure winding (23) right-hand member be additionally provided with main transformer high pressure winding (24) and string change high pressure winding (25), send master The output end for becoming high pressure winding (24) and string change high pressure winding (25) passes through toggle switch (3) and main transformer high pressure tap-changing windings axle (19) it is connected.
- A kind of 5. transformer regulating winding construction according to claim 1, it is characterised in that：The inner winding layer (18) Terminal be connected with the top of outer winding layer (17), and between inner winding layer (18) and outer winding layer (17) using pressure Curved formula helical structure is continuously coupled.
- A kind of 6. transformer regulating winding construction according to claim 1, it is characterised in that：The inner winding layer (18) U-shaped slideway pad (14) is additionally provided with the part of outer winding layer (17), send U-shaped slideway pad (14) to be arranged on intermediate stays (13) on outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700616.3A CN107546010B (en) | 2017-08-16 | 2017-08-16 | A kind of transformer regulating winding construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700616.3A CN107546010B (en) | 2017-08-16 | 2017-08-16 | A kind of transformer regulating winding construction |
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| Publication Number | Publication Date |
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| CN107546010A true CN107546010A (en) | 2018-01-05 |
| CN107546010B CN107546010B (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710700616.3A Active CN107546010B (en) | 2017-08-16 | 2017-08-16 | A kind of transformer regulating winding construction |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0696967A (en) * | 1992-09-14 | 1994-04-08 | Ulvac Japan Ltd | Matching device for high-frequency power supply for processing device |
| JP2000184714A (en) * | 1998-12-14 | 2000-06-30 | Sharp Corp | Coil winding structure of transformer and switching power supply device using the same |
| CN201601006U (en) * | 2010-02-09 | 2010-10-06 | 四川蜀能电器有限责任公司 | Voltage regulating coil structure of transformer fitted with on-load-tap-changer |
| CN201698881U (en) * | 2010-02-04 | 2011-01-05 | 中电电气(江苏)股份有限公司 | On-load voltage regulating structure of 110kV power transformer |
| CN101968994A (en) * | 2010-07-16 | 2011-02-09 | 江苏上能变压器有限公司 | Double-ring on-load tap changer with ultrahigh impedance of 110 kV |
| CN103415904A (en) * | 2011-03-18 | 2013-11-27 | 赖茵豪森机械制造公司 | Load stepping switch |
| CN103606445A (en) * | 2013-12-04 | 2014-02-26 | 正泰电气股份有限公司 | Method for effectively reducing current passing through on-load tap-changer of transformers |
| CN204596593U (en) * | 2015-04-30 | 2015-08-26 | 柳州索能特种变压器有限责任公司 | A kind of transformer regulating section winding construction |
-
2017
- 2017-08-16 CN CN201710700616.3A patent/CN107546010B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0696967A (en) * | 1992-09-14 | 1994-04-08 | Ulvac Japan Ltd | Matching device for high-frequency power supply for processing device |
| JP2000184714A (en) * | 1998-12-14 | 2000-06-30 | Sharp Corp | Coil winding structure of transformer and switching power supply device using the same |
| CN201698881U (en) * | 2010-02-04 | 2011-01-05 | 中电电气(江苏)股份有限公司 | On-load voltage regulating structure of 110kV power transformer |
| CN201601006U (en) * | 2010-02-09 | 2010-10-06 | 四川蜀能电器有限责任公司 | Voltage regulating coil structure of transformer fitted with on-load-tap-changer |
| CN101968994A (en) * | 2010-07-16 | 2011-02-09 | 江苏上能变压器有限公司 | Double-ring on-load tap changer with ultrahigh impedance of 110 kV |
| CN103415904A (en) * | 2011-03-18 | 2013-11-27 | 赖茵豪森机械制造公司 | Load stepping switch |
| CN103606445A (en) * | 2013-12-04 | 2014-02-26 | 正泰电气股份有限公司 | Method for effectively reducing current passing through on-load tap-changer of transformers |
| CN204596593U (en) * | 2015-04-30 | 2015-08-26 | 柳州索能特种变压器有限责任公司 | A kind of transformer regulating section winding construction |
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| CN107546010B (en) | 2019-06-04 |
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Effective date of registration: 20201215 Address after: 221000 plant area of Xuzhou sluke Construction Machinery Co., Ltd., Liulu village, Daxu Town, Tongshan District, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Hongbian Electric Co.,Ltd. Address before: 241000 Henan Industrial Park, Changjiang Road, Jiujiang District, Wuhu City, Anhui Province Patentee before: WUHU KAIXIN LIGHTNING ARRESTER Co.,Ltd. |
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