CN206003613U - A kind of distribution transformer - Google Patents
A kind of distribution transformer Download PDFInfo
- Publication number
- CN206003613U CN206003613U CN201620948796.8U CN201620948796U CN206003613U CN 206003613 U CN206003613 U CN 206003613U CN 201620948796 U CN201620948796 U CN 201620948796U CN 206003613 U CN206003613 U CN 206003613U
- Authority
- CN
- China
- Prior art keywords
- dolly
- transformation
- pressure
- low
- winding
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of distribution transformer, including casing, high-voltage terminal conduit and low-pressure line-outgoing conduit and some transformation dollies being installed in casing；The inside of each transformation dolly is provided with the head end of low pressure winding and high pressure winding high voltage winding group and tail end is equipped with high-pressure conductive moving contact, high-voltage terminal conduit is by the high-pressure conductive moving contact grafting of high-pressure conductive static contact and high pressure winding head end, the head end of low pressure winding and tail end are equipped with low pressure conductive moving contact, by the low pressure conductive moving contact grafting of low pressure conduction static contact and low pressure winding head end, the side of each transformation dolly is provided with fin to low-pressure line-outgoing conduit.Each transformation dolly all has each phase winding and critical piece, when increase-volume or volume reduction is needed with process and when winding or component malfunction, can be changed by way of tearing open and inserting, and then reach the purpose of quick process, both the activity duration had been saved and operating cost had been reduced, the power off time to user had also been greatly reduced.
Description
Technical field
The utility model is related to network transformer field, and in particular to a kind of distribution transformer.
Background technology
In practice, the phenomenon of distribution transformer " low load with strong power " underloading or " high load with small power " heavy duty is very
Generally, a phase or two-phase winding are damaged, and unit failure also happens occasionally.In the case, change or repair a transformation
Device, not only time and effort consuming, and its dismounting and rehabilitation expense are near or above the value of transformer itself.
At present, although capacitor tuning type distribution transformer can solve the problem that the problem of " low load with strong power " or " high load with small power ", but
Due to expensive, practice is less, and still cannot reduce repair time and cost when breaking down.And insert i.e.
There is independent complete body with each phase winding and critical piece of type distribution transformer, possess live quick-replaceable treatment conditions,
It is a kind of new way for efficiently solving problems with low cost.
Utility model content
The purpose of this utility model is to provide a kind of distribution transformer, to solve existing distribution transformer increase-volume or volume reduction amount
Change the problem high with fault handling time length, operating cost.
For reaching above-mentioned purpose, the technical scheme adopted by the utility model is：A kind of distribution transformer is provided, including case
Body, the high-voltage terminal conduit for being arranged on casing top and low-pressure line-outgoing conduit and some transformation dollies being installed in casing；
Transformation dolly includes transformation dolly A, transformation dolly B and transformation dolly C, and the inside of each transformation dolly is provided with low pressure winding and height
Pressure winding, the head end of the high pressure winding and tail end are equipped with high-pressure conductive moving contact, and high-voltage terminal conduit passes through high-pressure conductive
It is conductive dynamic that static contact and the high-pressure conductive moving contact grafting of high pressure winding head end, the head end of low pressure winding and tail end are equipped with low pressure
Contact, by the low pressure conductive moving contact grafting of low pressure conduction static contact and low pressure winding head end, each becomes low-pressure line-outgoing conduit
The side of pressure dolly is provided with fin.
Preferably, casing inner bottom part is provided with the trolley track for installing transformation dolly, and transformation dolly bottom is provided with
The little pulley sheave slided on trolley track.
Preferably, the front of each transformation dolly is provided with handle, and lower end is provided with dolly locating button, and the back side is provided with buffering
Part.
Preferably, casing is provided with detachable door-plate corresponding with each transformation dolly, and detachable door-plate is provided with powered
Blocking device.
Preferably, casing upper end is additionally provided with electrification display.
Preferably, high-voltage terminal conduit is three-phase high-voltage outlet conduit, and low-pressure line-outgoing conduit goes out for three-phase four-wire low-voltage
Wire conduit.
In sum, the utility model has advantages below：
1st, each transformation dolly all has each phase winding and critical piece, all can tear open change, plug and play, using
When needing increase-volume or volume reduction in journey and when winding or component malfunction, can be changed by way of tearing open and inserting, Jin Erda
To the quick purpose for processing, both the activity duration was saved, operating cost was reduced, when the power failure to user is also greatly reduced
Between.
2nd, the equipment single-piece weight saving of distribution transformer, transports and installs light, flexible, can reduce labour cost and machinery
Take.
3rd, casing front is provided with detachable door-plate, is provided with electric locking safety device on detachable door-plate, effectively anti-
Personnel's maloperation is stopped and the Danger Electric shock risk such as has touched by mistake.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model distribution transformer；
Fig. 2 is the schematic internal view of the utility model distribution transformer；
Fig. 3 is the front view of the utility model transformation dolly；
Fig. 4 is the side view of the utility model transformation dolly；
Wherein, 1, high-voltage terminal conduit；2nd, low-pressure line-outgoing conduit, 3, electrification display；4th, detachable door-plate；5th, powered close
Locking device；6th, high-pressure conductive moving contact；7th, high-pressure conductive static contact；8th, transformation dolly A；9th, transformation dolly B；10th, transformation dolly
C；11st, little pulley sheave；12nd, trolley track；13rd, handle；14th, fin；15th, dolly locating button；16th, low pressure conductive moving contact；
17th, bolster；18th, casing.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described in detail.
In one embodiment of the present utility model, as shown in Figure 1, there is provided a kind of distribution transformer, including casing 18, set
Put high-voltage terminal conduit 1 and low-pressure line-outgoing conduit 2 and some transformation dollies being installed in casing 18 at 18 top of casing；
Transformation dolly includes transformation dolly A8, transformation dolly B9 and transformation dolly C10, and the inside of each transformation dolly is provided with low pressure winding
With high pressure winding, the head end of high pressure winding and tail end be equipped with high-pressure conductive moving contact 6, and high-voltage terminal conduit 1 is led by high pressure
Electric static contact 7 and 6 grafting of high-pressure conductive moving contact of high pressure winding head end, the head end of low pressure winding and tail end are equipped with low pressure and lead
Electronic contact 16, low pressure conductive moving contact 16 of the low-pressure line-outgoing conduit 2 by low pressure conduction static contact with low pressure winding head end are inserted
Connect, the side of each transformation dolly is provided with fin 14.
Optimal enforcement example of the present utility model, 18 inner bottom part of casing are provided with the trolley track 12 for installing transformation dolly,
Transformation dolly bottom is provided with the little pulley sheave 11 slided on trolley track；The front of each transformation dolly is provided with handle 13,
Lower end is provided with dolly locating button 15, and the back side is provided with bolster 17；Casing 18 is provided with corresponding removable with each transformation dolly
Door-plate 4 is unloaded, detachable door-plate 4 is provided with electrified locking device 5,18 upper end of casing is additionally provided with electrification display 3；High-voltage terminal is led
Pipe 1 is three-phase high-voltage outlet conduit, and low-pressure line-outgoing conduit 2 is three-phase four-wire low-voltage outlet conduit.
The head end and tail end of high pressure winding and low pressure winding is directly connected to each self-corresponding conduction static contact respectively, and is led
Electric static contact and the conductive moving contact grafting of transformation dolly, the high-pressure conductive static contact of three-phase high-voltage winding tail end are in parallel, three-phase
After the low pressure conduction static contact parallel connection of low pressure winding tail end, neutral point is drawn and is directly connected to outlet conduit, forms y/yno wiring
Mode.Casing 18 can be used for the transformation dolly grafting of multiple capacity, transformation dolly A8, transformation dolly B9 and transformation dolly C10's
Power transformation capacity can be fabricated to multiple capacity, such as：30kVA, 50kVA, 63kVA, 100kVA, but with three groups of transformation dollies appearance
Amount must be equal.
In an example of the present utility model, 3 high-voltage terminal sleeve pipes 1 of 18 upper top of casing and 4 low-pressure line-outgoings
Electrical network is accessed in the upper end of sleeve pipe 2, and lower end is connected respectively with corresponding high-pressure conductive static contact and low pressure conduction static contact, and high pressure is led
The high-pressure conductive moving contact grafting corresponding with transformation dolly of electric static contact, low pressure conduction static contact are relative with transformation dolly
The low pressure conductive moving contact grafting that answers, make the head end of high pressure winding and low pressure winding respectively with high-voltage terminal conduit and low-pressure line-outgoing
Conduit forms electrical connection；After the tail end static contact of high pressure winding and low pressure winding is directly connected to by wiring group scheme, becoming
Pressure dolly is entered and is directly connected to winding coil tail end with corresponding moving contact socket connection, moving contact when putting in place.Each becomes
Pressure dolly all has each phase winding and critical piece, all can tear open change, plug and play, formed independent improves module, in fortune
With during need increase-volume or volume reduction when and when winding or component malfunction, can be changed by way of tearing open and inserting, enter
And the quick purpose for processing is reached, the activity duration was both saved, operating cost had been reduced, when also reducing the power failure to user
Between.
Although being described in detail to specific embodiment of the present utility model in conjunction with accompanying drawing, it is right to should not be construed as
The restriction of the protection domain of this patent.In the scope described by claims, those skilled in the art are without creative labor
The dynamic various modifications that can be made and deformation still belong to the protection domain of this patent.
Claims (6)
1. a kind of distribution transformer, it is characterised in that：Including casing（18）, be arranged on the high-voltage terminal conduit of casing top（1）
With low-pressure line-outgoing conduit（2）And the transformation dolly of some electrical connections being installed in casing；The transformation dolly includes to become
Pressure dolly A（8）, transformation dolly B（9）With transformation dolly C（10）, the inside of each transformation dolly is provided with low pressure winding and high voltage winding
Group, the head end of the high pressure winding and tail end are equipped with high-pressure conductive moving contact（6）, the high-voltage terminal conduit（1）By height
The conductive static contact of pressure（7）High-pressure conductive moving contact with high pressure winding head end（6）Grafting, the head end of the low pressure winding and tail end
It is equipped with low pressure conductive moving contact（16）, the low-pressure line-outgoing conduit（2）By low pressure conduction static contact and low pressure winding head end
Low pressure conductive moving contact（16）Grafting, the side of each transformation dolly are provided with fin（14）.
2. distribution transformer as claimed in claim 1, it is characterised in that：The casing（18）Inner bottom part is provided with and becomes for installing
The trolley track of pressure dolly（12）, the transformation dolly bottom is provided with trolley track（12）The little pulley sheave of upper slip
（11）.
3. distribution transformer as claimed in claim 1, it is characterised in that：The front of each transformation dolly is provided with handle（13）,
Lower end is provided with dolly locating button（15）, the back side is provided with bolster（17）.
4. distribution transformer as claimed in claim 1, it is characterised in that：The casing（18）It is provided with and each transformation dolly
Corresponding detachable door-plate（4）, the detachable door-plate（4）It is provided with electrified locking device（5）.
5. distribution transformer as claimed in claim 1, it is characterised in that：The casing（18）Upper end is additionally provided with electrification display
（3）.
6. distribution transformer as claimed in claim 1, it is characterised in that：The high-voltage terminal conduit（1）Go out for three-phase high-voltage
Wire conduit, low-pressure line-outgoing conduit（2）For three-phase four-wire low-voltage outlet conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620948796.8U CN206003613U (en) | 2016-08-26 | 2016-08-26 | A kind of distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620948796.8U CN206003613U (en) | 2016-08-26 | 2016-08-26 | A kind of distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206003613U true CN206003613U (en) | 2017-03-08 |
Family
ID=58197273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620948796.8U Expired - Fee Related CN206003613U (en) | 2016-08-26 | 2016-08-26 | A kind of distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206003613U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922758A (en) * | 2018-07-09 | 2018-11-30 | 闫福录 | A kind of pluggable transformer of Split type three-phase and replacing options |
| CN117079926A (en) * | 2023-08-03 | 2023-11-17 | 广东省建工设计院有限公司 | Plug-in type Internet of things dry-type transformer and health evaluation method |
-
2016
- 2016-08-26 CN CN201620948796.8U patent/CN206003613U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922758A (en) * | 2018-07-09 | 2018-11-30 | 闫福录 | A kind of pluggable transformer of Split type three-phase and replacing options |
| CN117079926A (en) * | 2023-08-03 | 2023-11-17 | 广东省建工设计院有限公司 | Plug-in type Internet of things dry-type transformer and health evaluation method |
| CN117079926B (en) * | 2023-08-03 | 2024-05-17 | 广东省建工设计院有限公司 | Plug-in type Internet of things dry-type transformer and health evaluation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Qinghai Inventor after: Ding Hua Inventor after: He Jun Inventor after: Cao Ou Inventor before: Li Qinghai Inventor before: Ding Hua |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20170826 |