CN206711729U - A kind of transformer for wind-powered electricity generation low voltage lead structure - Google Patents
A kind of transformer for wind-powered electricity generation low voltage lead structure Download PDFInfo
- Publication number
- CN206711729U CN206711729U CN201720465727.6U CN201720465727U CN206711729U CN 206711729 U CN206711729 U CN 206711729U CN 201720465727 U CN201720465727 U CN 201720465727U CN 206711729 U CN206711729 U CN 206711729U
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- low
- voltage
- voltage lead
- copper bar
- bushing
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Abstract
The utility model discloses a kind of novel wind power transformer low-voltage lead structure, including fuel tank, iron core, coil, low-voltage copper bar, folder, low-voltage lead, wooden piece, it is flexible coupling, bushing, low-tension bushing, low-voltage copper bar is drawn around above folder bending to iron core by coil, low-tension bushing is led to by low-voltage lead connection again and is attached thereto, low-voltage lead is respectively positioned on above iron core with tap lead, low-tension bushing is located at fuel tank leptoprosopy side and arranged in horizontal direction, bushing is located at the wide surface side of fuel tank and arranged in horizontal direction, the utility model is primarily adapted for use in the low voltage lead structure of wind power special transformer, with compact-sized, occupy little space, production cost is low, the characteristics of low is lost.
Description
Technical field
Transformer technology field is the utility model is related to, specially a kind of novel wind power transformer low-voltage lead structure.
Background technology
At present, during transformer manufacturers production transformer for wind-powered electricity generation, used low voltage lead structure has two kinds of structures, when
Low-voltage lead is drawn in horizontal direction in the wide face of fuel tank（As shown in Figure 4）, second, high-low pressure is drawn in the same side（Such as Fig. 5 institutes
Show）, both structures are primarily present problems with：
1st, when low-voltage lead is drawn in horizontal direction in the wide face of fuel tank, low-tension bushing is located at the wide face direction of fuel tank, high gland
Pipe is located at fuel tank leptoprosopy direction, to meet high pressure phase pitch requirements, then needs individually welding rise seat, causes steel and transformer oil
The increase of dosage, add the difficulty of fuel tank processing and transformer assembling；And the width of high-pressure side and low-pressure side is larger, can make
Volume into Xiang Bian high and low voltage chamber increases, and causes space waste.
2nd, when high-low pressure is drawn in the same side, piece is dissipated on the case lid of side partially above shunting switch secured core, and high gland
Pipe side superjacent air space does not utilize, and low-voltage lead occupies transformer width space, causes overall device body product and oil
The increase of casing product, the dosage increase of transformer oil；Low-tension bushing is distributed in fuel tank side, low-tension bushing simultaneously with bushing
Needing to be arranged in the vertical direction arrangement of fuel tank side to avoid hyperbaric chamber, low-voltage lead need to draw longer one section, and copper bar dosage is big,
Lead loss is high, and difficulty is docked with breaker；The arrangement of low-tension bushing vertical direction needs separately to set operation hand hole in fuel tank, increases
Fuel tank manufacture, the difficulty of general assembly assembling are added.
The content of the invention
To solve above mentioned problem existing for existing transformer for wind-powered electricity generation low voltage lead structure, the utility model provides one kind
Novel wind power transformer low-voltage lead structure, makes full use of low-pressure side superjacent air space, reduces the size of overall device body and fuel tank
And the dosage of transformer oil.
For achieving the above object, technical scheme is used by the utility model：
A kind of transformer for wind-powered electricity generation low voltage lead structure, it includes fuel tank, coil, folder, iron core, low-tension bushing, tap
Lead, shunting switch, low-voltage lead, low-voltage copper bar, it is flexible coupling, wooden piece, bushing, coil is enclosed on iron core, and coil passes through
Folder is fixed in fuel tank, and low-tension bushing, bushing are fixedly installed on mailbox housing, and low-voltage copper bar draws bending by coil
Above to iron core, then low-tension bushing being led to by low-voltage lead connection and is attached thereto, low-voltage lead is respectively positioned on iron with tap lead
Above core, low-tension bushing is located at fuel tank leptoprosopy side and arranged in horizontal direction, and bushing is located at the wide surface side of fuel tank in horizontal direction
Arrangement.
The upward bending of described low-voltage copper bar bypasses folder, leads to above iron core, is filled above iron core with low-voltage lead
To match somebody with somebody, low-voltage lead is connected by bolt with low-voltage copper bar, and low-voltage copper bar is fixed on folder with low-voltage lead by wooden piece, with
Ensure insulation distance, low-voltage lead leads to fuel tank leptoprosopy direction connection low-tension bushing, and low-tension bushing is in " one " font horizontal direction
Arrangement.
Further, low-voltage copper bar includes a, b, c phase low-voltage copper bar, and low-voltage lead includes a, b phase low-voltage lead, a, b phase
Low-voltage lead is connected by bolt one end with a, b phase low-voltage copper bar, and the other end is connected by being flexible coupling with low-tension bushing, wherein a
Phase low-voltage lead is higher than b phase low-voltage leads by bending, ensures the insulation distance with b phase low-voltage leads, c phases low-voltage copper bar and c
Directly with being flexible coupling between phase low-tension bushing.
The beneficial effects of the utility model are：
The transformer for wind-powered electricity generation low voltage lead structure, compared with the two kinds of structures commonly used at present, low-tension bushing and high pressure
The L-shaped distribution of sleeve pipe, oil tank of transformer and high-tension cable room and low-pressure chamber is set to be arranged in " product " font so that the structure, which has, to be accounted for
Ground area is small, the advantages of easy access, and does not need unnecessary cabling, has saved copper bar, while reduces lead loss；Low pressure is drawn
The welding of line, bending part are less, reduce copper bar production process, shorten fabrication cycle；Rise seat, handle hole need not be separately provided,
Reduce the difficulty of fuel tank processing and general assembly assembling；Shunting switch realizes that same plane is distributed with copper bar, makes full use of low-pressure side
Superjacent air space, reduces device body and the size of fuel tank and the dosage of transformer oil, and the utility model is primarily adapted for use in wind-powered electricity generation oil
Immersion transformer low-voltage lead structure, has compact-sized by the low voltage lead structure after optimization, and production cost is low, loss is low
The characteristics of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 top view；
Fig. 3 is Fig. 1 left view；
Fig. 4 is low-voltage lead in the wide face of fuel tank deriving structure schematic diagram in horizontal direction；
Fig. 5 is high-low pressure in the same side deriving structure schematic diagram.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings：
As shown in drawings, a kind of transformer for wind-powered electricity generation low voltage lead structure, it includes fuel tank 1, coil 2, folder 3, iron core
4th, low-tension bushing 5, tap lead 6, shunting switch 7, low-voltage lead 8, low-voltage copper bar 9, be flexible coupling 10, wooden piece 11, bushing
12, coil 2 is enclosed on iron core 4, low-voltage copper bar 9 is led to above iron core by coil and is fixed on by wooden piece 11 on folder 3, with
Ensure insulation distance.A phases low-voltage lead 14, b phases low-voltage lead 16 pass through bolt one end and a phases low-voltage copper bar 13, b phase low pressure copper
The connection of row 15, the other end 10 are connected by being flexible coupling with low-tension bushing 5, and wherein it is low by bending to be higher than b phases for a phases low-voltage lead 14
Voltage lead wires 15, ensure the insulation distance with its b phases low-voltage lead 15, directly used between c phases low-voltage copper bar 17 and c phase low-tension bushings
It is flexible coupling, low-tension bushing is located at fuel tank leptoprosopy, and " one " font arranges in horizontal direction；
Described low-voltage copper bar 9 has been bent three times in coil 2 and the front end of folder 3, be right angle bending, around folder 3 to
The top of iron core 4.
Described tap lead 6 is dissipated side and led to above iron core by piece is connected 7 with shunting switch, and shunting switch 7 is fixed on
On case lid, high pressure phase line 18 leads to bushing 12 by coil, and bushing is located at the wide face of fuel tank " one " word in horizontal direction
Shape arranges, and bushing is located at orthogonal two faces with low-tension bushing, L-shaped distribution, makes oil tank of transformer and high-tension electricity
Cable room and low-pressure chamber arrange in " product " font so that the structure has the advantages of floor space is small, easy access, and need not be more
Remaining cabling, copper bar is saved, while reduced lead loss；The welding of low-voltage lead, bending part are less, reduce copper bar and make work
Sequence, shorten fabrication cycle；Rise seat, handle hole need not be separately provided, reduces the difficulty of fuel tank processing and general assembly assembling；Tap
Switch realizes that same plane is distributed with copper bar, makes full use of low-pressure side superjacent air space, reduces size and the change of device body and fuel tank
The dosage of depressor oil, the utility model is primarily adapted for use in wind-powered electricity generation oil-filled transformer low voltage lead structure, after optimization
Low voltage lead structure has the characteristics of compact-sized, production cost is low, loss is low.
Described above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of technical field
For personnel, on the premise of the utility model principle is not departed from, some improvement can also be made, wound is not being paid in these improvement
The scope of protection of the utility model is also should be regarded as under the premise of the property made work.
Claims (3)
1. a kind of transformer for wind-powered electricity generation low voltage lead structure, it includes fuel tank, coil, folder, iron core, low-tension bushing, tap and drawn
Line, shunting switch, low-voltage lead, low-voltage copper bar, it is flexible coupling, wooden piece, bushing, coil is enclosed on iron core, and coil passes through folder
Part is fixed in fuel tank, and low-tension bushing, bushing are fixedly installed on mailbox housing, it is characterised in that：Low-voltage copper bar is by line
Circle is drawn around folder bending to iron core top, then is led to low-tension bushing by low-voltage lead connection and be attached thereto, low-voltage lead
It is respectively positioned on tap lead above iron core, low-tension bushing is located at fuel tank leptoprosopy side and arranged in horizontal direction, and bushing is positioned at oil
The wide surface side of case arranges in horizontal direction.
2. transformer for wind-powered electricity generation low voltage lead structure according to claim 1, it is characterised in that：Described low-voltage copper bar to
Upper bending bypasses folder front end, leads to above iron core, is assembled above iron core with low-voltage lead, low-voltage lead by bolt with
Low-voltage copper bar is connected, and low-voltage copper bar is fixed on folder by wooden piece, and low-voltage lead leads to fuel tank leptoprosopy direction connection low pressure set
Pipe, low-tension bushing arrange in " one " font horizontal direction.
3. transformer for wind-powered electricity generation low voltage lead structure according to claim 1, it is characterised in that：Low-voltage copper bar include a,
B, c phases low-voltage copper bar, low-voltage lead include a, b phase low-voltage lead, and a, b phase low-voltage lead pass through bolt one end and a, b phase low pressure
Copper bar is connected, and the other end is connected by being flexible coupling with low-tension bushing, and wherein a phases low-voltage lead is drawn by bending higher than b phase low pressure
Line, directly with being flexible coupling between c phases low-voltage copper bar and low-tension bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720465727.6U CN206711729U (en) | 2017-04-28 | 2017-04-28 | A kind of transformer for wind-powered electricity generation low voltage lead structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720465727.6U CN206711729U (en) | 2017-04-28 | 2017-04-28 | A kind of transformer for wind-powered electricity generation low voltage lead structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206711729U true CN206711729U (en) | 2017-12-05 |
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ID=60459342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720465727.6U Expired - Fee Related CN206711729U (en) | 2017-04-28 | 2017-04-28 | A kind of transformer for wind-powered electricity generation low voltage lead structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206711729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053983A (en) * | 2018-01-11 | 2018-05-18 | 山东电力设备有限公司 | A kind of 110kV double windings mobile transformer pin configuration |
| CN108630408A (en) * | 2018-06-19 | 2018-10-09 | 河南森源电气股份有限公司 | Transformer |
-
2017
- 2017-04-28 CN CN201720465727.6U patent/CN206711729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053983A (en) * | 2018-01-11 | 2018-05-18 | 山东电力设备有限公司 | A kind of 110kV double windings mobile transformer pin configuration |
| CN108630408A (en) * | 2018-06-19 | 2018-10-09 | 河南森源电气股份有限公司 | Transformer |
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| 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: 20171205 Termination date: 20210428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |