CN207611673U - A kind of combined transformer - Google Patents
A kind of combined transformer Download PDFInfo
- Publication number
- CN207611673U CN207611673U CN201721497295.3U CN201721497295U CN207611673U CN 207611673 U CN207611673 U CN 207611673U CN 201721497295 U CN201721497295 U CN 201721497295U CN 207611673 U CN207611673 U CN 207611673U
- Authority
- CN
- China
- Prior art keywords
- transformer
- voltage
- lead
- low
- combined
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model is related to a kind of combined transformers.Combined transformer includes oil tank of transformer, transformer body is equipped in oil tank of transformer, the left and right side of transformer body is equipped with tap switch, and combined transformer further includes that high-tension fuse in homonymy is arranged with tap switch, and high-tension fuse extends along the longitudinal direction.The high-tension fuse of the combined transformer is arranged in the left and right side of transformer body, it is not take up fuel tank upper space, reduce the height of oil tank of transformer, and high-tension fuse is arranged with tap switch in homonymy, make full use of fuel tank internal space, the overall dimensions for reducing fuel tank reduce the cost of oil tank of transformer.
Description
Technical field
The utility model is related to a kind of combined transformers.
Background technology
With the development of China's new energy technology, photovoltaic power generation transformer is more and more.Photovoltaic generation mainly uses group
Box-like transformer, combined transformer internal component is more, and lead arranges more complicated, the overall volume of combined transformer
Just corresponding larger, manufacturing cost is higher.
Publication No. is CN105097231A, and date of publication is that the Chinese patent application of 2015.11.25 discloses a kind of photovoltaic change
Depressor pin configuration, the photovoltaic transformer pin configuration include device body, and for device as transformer body, transformer body includes iron core
And winding, transformer body top are equipped with fuse, transformer body is divided into two sides, respectively high pressure side and low-pressure side
There is the main lead of high pressure, the main lead of high pressure connection fuse is drawn from winding for face, high pressure side, and the main lead of high pressure passes through wooden
Part is drawn after being fixedly clamped to side, and low pressure side is equipped with tap lead, and tap lead is drawn to side, is connected to setting and is being become
The tap switch of depressor ontology side, the main lead of high pressure and high-voltage tap lead are drawn in the same side, are connected to tap switch.It should
The main lead and tap lead of photovoltaic transformer pin configuration are drawn in the same side, are reduced transformer body needs and are reserved point
The thickness between lead and main lead is connect, and then reduces the volume of fuel tank, reduces the dosage of steel and transformer oil.
But the fuse the space occupied installed above above-mentioned transformer body is larger, is limited by fuse, transformation
Device fuel tank height is higher, and the volume of entire oil tank of transformer is still larger.
Utility model content
The purpose of this utility model is to provide a kind of combined transformers, solve photovoltaic transformer lead in the prior art
The larger problem of the oil tank of transformer volume of structure.
To achieve the above object, the technical solution of the utility model combined transformer is：
Technical solution 1：Combined transformer includes oil tank of transformer, and transformer body, transformation are equipped in oil tank of transformer
The left and right side of device ontology is equipped with tap switch, and combined transformer further includes the high-voltage fuse being arranged with tap switch in homonymy
Device, high-tension fuse extend along the longitudinal direction.Advantage is：The high-tension fuse of the combined transformer is arranged in transformation
The left and right side of device ontology, is not take up fuel tank upper space, reduces the height of oil tank of transformer, and high-tension fuse with point
It connects switch to be arranged in homonymy, makes full use of fuel tank internal space, reduce the overall dimensions of fuel tank, reduce oil tank of transformer
Cost.
Technical solution 2：On the basis of technical solution 1, the rear wall of the oil tank of transformer is equipped with for accommodating high pressure
The local crowning of fuse, the local crowning form fuse chamber.Advantage is：It is set on the rear wall of oil tank of transformer
It is useful for accommodating the local crowning of high-tension fuse, the method for increasing fuel tank size using part reduces the volume of fuel tank.
Technical solution 3：On the basis of technical solution 2, the upper wall of the fuse chamber is upper less than oil tank of transformer
Wall.Advantage is：The upper wall of fuse chamber is less than the upper wall of oil tank of transformer, can maximally reduce fuel tank ruler
It is very little, reduce manufacturing cost.
Technical solution 4：On the basis of technical solution 2 or 3, the lower wall of the fuse chamber is higher than oil tank of transformer
Bottom wall.Advantage is：The lower wall of fuse chamber is higher than the bottom wall of oil tank of transformer, can maximally reduce fuel tank
Size reduces manufacturing cost.
Technical solution 5：On the basis of technical solution 1 or 2 or 3, the antetheca of the high-tension fuse and oil tank of transformer
Between be equipped with interval, tap switch be arranged in the interval.
Technical solution 6：On the basis of technical solution 1 or 2 or 3, the close on high-tension side tank wall of the oil tank of transformer
It is equipped with low-voltage wiring terminal, the low-voltage lead of the transformer body is drawn from low-pressure side around transformer body to high-pressure side
And it is connect with low-voltage wiring terminal.Advantage is：Low-voltage lead is drawn from low-pressure side around transformer body to high-pressure side
And connect with low-voltage wiring terminal, low-voltage lead mounting distance utilizes distance of the high-pressure side away from tank wall of transformer, can be big
The big width for reducing fuel tank.
Technical solution 7：On the basis of technical solution 6, the low-voltage lead is flexible connection with low-voltage wiring terminal.Its
Advantageous effect is：Using flexible connection, reduces low-voltage wiring terminal and vibrated when oil tank of transformer is run, avoid low voltage terminal
There is the case where oil leak with transformer oil tank wall junction in son.
Technical solution 8：On the basis of technical solution 6, the low-voltage lead is copper bar.
Technical solution 9：On the basis of technical solution 1 or 2 or 3, the main lead of high pressure of the transformer body, high pressure point
It connects lead and low-voltage lead is fixed on conductive clip on transformer body.Advantage is：The main lead of high pressure, high-voltage tap
Lead and low-voltage lead are fixed on conductive clip on transformer body, in the process that combined transformer is transported or run
In, be not in that lead deviates original position and apart from the excessively close situation of oil tank wall.
Technical solution 10：On the basis of technical solution 2 or 3, the fuse chamber is integrally formed with oil tank of transformer.
Technical solution 11：On the basis of technical solution 1 or 2 or 3, the tap switch is strip-shape tap switch, bar shaped
The length direction of tap switch is consistent with the short transverse of transformer body.Advantage is：Tap switch is using bar shaped point
Switch is connect, high-voltage tap lead is directed directly at the contact of tap switch, is reduced lead and is intersected, and is reduced high-voltage tap lead and is divided
The space length for connecing switch reduces fuel tank width.
Technical solution 12：On the basis of technical solution 11, the length of the strip-shape tap switch, which is more than or equal to, to be become
Length of the top high-voltage tap lead of depressor ontology to the bottom high-voltage tap lead of transformer body.
Description of the drawings
Fig. 1 is the front view of the utility model combined transformer；
Fig. 2 is the left view of the utility model combined transformer；
Fig. 3 is the vertical view of the utility model combined transformer.
Reference sign：1. the main lead of 2. high pressure of tap switch；3. high-voltage tap lead；4. conductor grip；5. transformer
Ontology；6. high-tension fuse；7. low-voltage lead；8. flexible connection；9. low-voltage wiring terminal；10. oil tank of transformer；11. fusing
Device chamber.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The embodiment 1 of the utility model combined transformer, as shown in Figure 1 to Figure 3, which includes transformation
Device fuel tank 10, oil tank of transformer 10 is interior to be equipped with transformer body 5, high-tension fuse 6 and low-voltage wiring terminal 9, transformer body 5
With the main lead 2 of high pressure, high-voltage tap lead 3 and low-voltage lead 7, the left side of transformer body 5 is equipped with tap switch 1.High pressure
Main lead 2 is connected to the input terminal of high-tension fuse 6 from high-tension coil, and load is connected to again from the outlet terminal of high-tension fuse 6
Input terminal is switched, bushing is introduced from load switch wire-outlet terminal；High-voltage tap lead 3 is connected to tap switch 1；Low pressure is drawn
7 one end of line is lifted one's head with low-voltage coil to be connect, and the other end is connect with low-voltage wiring terminal 9.
High-tension fuse 6 is also disposed at the left side of transformer body 5, and high-tension fuse 6 extends along the longitudinal direction, transformer
The rear wall of fuel tank 10 is equipped with the local crowning for accommodating high-tension fuse 6, and local crowning forms fuse chamber 11, fusing
The upper wall of device chamber 11 is less than the upper wall of oil tank of transformer 10, and the lower wall of fuse chamber 11 is higher than the bottom of oil tank of transformer 10
Wall is equipped with interval between high-tension fuse 6 and the antetheca of oil tank of transformer 10, tap switch 1 is arranged in interval, fuse chamber
Room 11 is integrally formed with oil tank of transformer 10.
Tap switch 1 is strip, and the length direction of tap switch 1 is consistent with the short transverse of transformer body 5, bar shaped
The high-voltage tap that the length of switch is more than high-voltage tap lead 3 to 5 bottom of transformer body of 5 the top of transformer body draws
The length of line 3.Oil tank of transformer 10 is equipped with low-voltage wiring terminal 9 close on high-tension side tank wall, and the low pressure of transformer body 5 is drawn
Line 7 is drawn from low-pressure side and is connect to high-pressure side with low-pressure side connecting terminal around transformer body 5, and low-voltage lead 7 connects with low pressure
Line terminals 9 are flexible connection 8, and low-voltage lead 7 is copper bar.
The main lead 2 of high pressure, high-voltage tap lead 3 and the low-voltage lead 7 of transformer are fixed on transformer sheet with conductor grip 4
On body 5.
The embodiment 2 of the utility model combined transformer, difference from example 1 is that, tap switch 1 is not
Strip, tap switch 1 is located at the outgoing line side of the high-voltage tap lead 3 of transformer body 5, but tap switch 1 is not strip
Shape, since high-voltage tap lead 3 is relatively more, when high-voltage tap lead 3 is connect with tap switch 1, it is susceptible to lead friendship
The case where fork, needs to increase the width of oil tank of transformer 10 in this way to accommodate the lead of intersection, it is preferable that using point of strip
Connect switch 1.
The embodiment 3 of the utility model combined transformer, difference from example 1 is that, tap switch 1 and height
Pressure fuse 6 is arranged at the right side of transformer body 5.
In other embodiments, fuse chamber upper wall is less than oil tank of transformer upper wall, the lower wall of fuse chamber and change
The bottom wall of depressor fuel tank is in same level；Or the lower wall of fuse is higher than the bottom wall of oil tank of transformer, fuse chamber
Upper wall and oil tank of transformer upper wall in same level.
Claims (12)
1. combined transformer, including oil tank of transformer, oil tank of transformer is interior to be equipped with transformer body, the left and right of transformer body
Side is equipped with tap switch, it is characterised in that：Combined transformer further includes the high-voltage fuse being arranged with tap switch in homonymy
Device, high-tension fuse extend along the longitudinal direction.
2. combined transformer according to claim 1, it is characterised in that：The rear wall of the oil tank of transformer, which is equipped with, to be used
In the local crowning for accommodating high-tension fuse, the local crowning forms fuse chamber.
3. combined transformer according to claim 2, it is characterised in that：The upper wall of the fuse chamber is less than transformation
The upper wall of device fuel tank.
4. combined transformer according to claim 2 or 3, it is characterised in that：The lower wall of the fuse chamber is higher than
The bottom wall of oil tank of transformer.
5. combined transformer according to claim 1 or 2 or 3, it is characterised in that：The high-tension fuse and transformer
Interval is equipped between the antetheca of fuel tank, tap switch is arranged in the interval.
6. combined transformer according to claim 1 or 2 or 3, it is characterised in that：The close height of the oil tank of transformer
The tank wall of side is pressed to be equipped with low-voltage wiring terminal, the low-voltage lead of the transformer body is drawn from low-pressure side bypasses transformer sheet
Body is connect to high-pressure side and with low-voltage wiring terminal.
7. combined transformer according to claim 6, it is characterised in that：The low-voltage lead is with low-voltage wiring terminal
Flexible connection.
8. combined transformer according to claim 6, it is characterised in that：The low-voltage lead is copper bar.
9. combined transformer according to claim 1 or 2 or 3：It is characterized in that：The high pressure master of the transformer body
Lead, high-voltage tap lead and low-voltage lead are fixed on conductive clip on transformer body.
10. combined transformer according to claim 2 or 3, it is characterised in that：The fuse chamber and transformer oil
Case is integrally formed.
11. combined transformer according to claim 1 or 2 or 3, it is characterised in that：The tap switch is bar shaped point
Switch is connect, the length direction of strip-shape tap switch is consistent with the short transverse of transformer body.
12. combined transformer according to claim 11, it is characterised in that：The length of the strip-shape tap switch is more than
Or equal to transformer body the top high-voltage tap lead to transformer body bottom high-voltage tap lead length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721497295.3U CN207611673U (en) | 2017-11-11 | 2017-11-11 | A kind of combined transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721497295.3U CN207611673U (en) | 2017-11-11 | 2017-11-11 | A kind of combined transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611673U true CN207611673U (en) | 2018-07-13 |
Family
ID=62795540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721497295.3U Active CN207611673U (en) | 2017-11-11 | 2017-11-11 | A kind of combined transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863237A (en) * | 2017-11-11 | 2018-03-30 | 河南森源电气股份有限公司 | Combined transformer |
-
2017
- 2017-11-11 CN CN201721497295.3U patent/CN207611673U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863237A (en) * | 2017-11-11 | 2018-03-30 | 河南森源电气股份有限公司 | Combined transformer |
| CN107863237B (en) * | 2017-11-11 | 2023-10-20 | 河南森源电气股份有限公司 | Combined transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207611673U (en) | A kind of combined transformer | |
| CN107863237A (en) | Combined transformer | |
| CN204117774U (en) | A kind of transformer with split winding | |
| CN207319890U (en) | A kind of Vv Connection Traction Transformers of three column machine body structure of two-phase | |
| CN108630408A (en) | Transformer | |
| CN208385180U (en) | A kind of transformer | |
| CN203850107U (en) | Low-loss distribution transformer | |
| CN206179657U (en) | High paster transformer of keeping apart of double -deck pin | |
| CN105390256B (en) | A kind of leakage transformer | |
| CN105042634B (en) | A kind of electric-arc lighter high voltage package | |
| CN205231308U (en) | Exempt from wire and exempt from high voltage connector interlocking terminal of crimping | |
| CN108428538A (en) | A kind of not equal appearance scott drauqht transformer | |
| CN207624513U (en) | A kind of novel traction high-voltage lead of transformer connection structure | |
| CN208460544U (en) | A kind of not equal appearance scott drauqht transformer | |
| CN208352101U (en) | A kind of LLC transformer | |
| CN203218094U (en) | Structure for changing existing direct supply traction transformers into AT traction transformers | |
| CN208045277U (en) | First winding conductor and current transformer with it | |
| CN209980947U (en) | Low-voltage winding outgoing line structure | |
| CN201315229Y (en) | Oil immersed 3D triangle rolled iron core transformer | |
| CN206907596U (en) | A kind of 110kV two-winding transformers pin configuration | |
| CN106816294A (en) | A kind of pair of high pressure shares a Multifunction transformer for voltage regulation coil | |
| CN203085327U (en) | High-voltage connecting device of dry-type electric transformer | |
| CN206558337U (en) | A kind of oil-filled transformer lead's insulation support | |
| CN205140711U (en) | High low -voltage lead subassembly that transships distribution transformer of oily formula | |
| CN203397862U (en) | High-voltage power transformer employing plug-type cable terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |