CN201536049U - Low-voltage Y-connection lead structure of three-dimensional coiled iron core dry-type transformer - Google Patents
Low-voltage Y-connection lead structure of three-dimensional coiled iron core dry-type transformer Download PDFInfo
- Publication number
- CN201536049U CN201536049U CN2009201854102U CN200920185410U CN201536049U CN 201536049 U CN201536049 U CN 201536049U CN 2009201854102 U CN2009201854102 U CN 2009201854102U CN 200920185410 U CN200920185410 U CN 200920185410U CN 201536049 U CN201536049 U CN 201536049U
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- busbar
- low
- terminal board
- voltage
- iron core
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Abstract
The utility model discloses a low-voltage Y-connection lead structure of a three-dimensional coiled iron core dry-type transformer. The lead at the head end of the b-phase low-voltage coil is connected to a transitional busbar and then connected with a connecting busbar and finally connected with a b-phase terminal board, the b-phase terminal board is positioned on the same side as a c-phase terminal board and an a-phase terminal board and then fixed on the upper clamping piece of a transformer, and a conducting busbar at the tail end of the low-voltage coil is connected with a transitional O busbar and then connected with an O terminal board. The transitional busbar and the connecting busbar, and the transitional O busbar and the O terminal board are connected through interconnection busbars by using fastening standard components. The transitional busbar, the connecting busbar, the transitional O busbar and the O terminal board are all arranged in parallel to the yoke of the coiled iron core of the transformer. The utility model has the advantages of simple structure, safety, practicality and elegant appearance, ensures that high and low voltage side wiring areas are separated from each other, is convenient for wiring by users, and is applicable to an energy-efficient three-dimensional coiled iron core transformer, particularly an energy-efficient three-dimensional coiled iron core dry-type transformer.
Description
Technical field
The utility model relates to a kind of transformer lead structure, relates in particular to a kind of low-voltage y connecting lead structure of 3 D stereo coil iron core dry-type transformer.
Background technology
The low-voltage y connecting lead structure of tradition three-phase transformer is: the end leads of three-phase low-voltage coil is linked together with busbar, the head end lead-in wire is fixed on the upper clamping piece by the low voltage terminal daughter board by transition busbar (or transition lead-in wire), and this connection is suitable for the transformer of three-phase coil floor plan.Because energy-efficient 3 D stereo reel iron core transformer layout is different with traditional transformer, the three-phase low-voltage coil can't whole outlets in the same side, and transformer low voltage terminals and low-tension switch cabinet require the transformer low voltage terminals in the same side usually, and therefore traditional low-voltage y connecting lead structure is not suitable for the particularly energy-efficient 3 D stereo coil iron core dry-type transformer of energy-efficient 3 D stereo reel iron core transformer.
Summary of the invention
The purpose of this utility model is: overcome conventional y connection pin configuration and be used for the particularly deficiency on the 3 D stereo coil iron core dry-type transformer of the tangible 3 D stereo reel iron core transformer of materials saving, a kind of low-voltage y connecting lead structure of simple in structure, safe and practical, elegant in appearance, 3 D stereo reel iron core transformer that the high and low pressure side Wiring area separates, is convenient to terminal block fully is provided.
The utility model is realized by following scheme: b phase low-voltage coil head end lead-in wire links to the transition busbar, again with connect Volleyball Association and connect, final and b phase connection terminal board connects, b phase connection terminal board and c phase connection terminal board, a phase connection terminal board exist together and are fixed on the transformer upper clamping piece behind the same side, the terminal busbar of low-voltage coil directly connects with transition 0 busbar, connects with 0 terminal board again.
Transition busbar described in the utility model with connect the connecting all by contact row with fastening standard component connection of row, transition 0 busbar and 0 terminal board.
Transition busbar described in the utility model, connection row, transition 0 busbar, 0 terminal board all parallel layout with the iron yoke of transformer volume iron core.
The mode of b phase low-voltage coil head end described in the utility model lead-in wire by fastening standard component or welding and b rebound mutually are attached to the transition busbar, and low-voltage coil end busbar directly welds or connects with transition 0 busbar by fastening standard component.
The utility model is simple in structure, safe and practical, elegant in appearance, the high and low pressure side Wiring area separates, is convenient to terminal block fully, is suitable for the particularly energy-efficient 3 D stereo coil iron core dry-type transformer of energy-efficient 3 D stereo reel iron core transformer.
Description of drawings
Fig. 1 is the utility model embodiment coil head end pin configuration schematic diagram;
Fig. 2 is the vertical view of the coil head end pin configuration of the utility model embodiment low pressure y connection;
Fig. 3 is the front view of the coil head end pin configuration of the utility model embodiment low pressure y connection;
Fig. 4 is the left view of the coil head end pin configuration of the utility model embodiment low pressure y connection.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is elaborated.
Present embodiment is not for will causing a, c phase the same side in the b of the same side phase low voltage terminal.Referring to Fig. 2-4, the b phase low-voltage coil head end of present embodiment lead-in wire by fastening standard component mode and b mutually rebound 1 be attached to transition busbar 2, arrange 4 connections by contact row 3 with connecting again, final and 5 connections of b phase connection terminal board, existing together with c phase connection terminal board 6, a phase connection terminal board 7 is fixed on the transformer upper clamping piece behind the same side.The terminal busbar of b phase low-voltage coil connects with transition 0 busbar 8 by fastening standard component 10, is connected with 0 terminal board 9 by the row of contact 3 again.Transition busbar 2, connection row 4, transition 0 busbar 8,0 terminal board 9 all parallel layout with the iron yoke of transformer volume iron core.For making things convenient for low-voltage coil first and last end lead-in wire firm with the welding of transition busbar, transition busbar 2 with connects row 4, transition 0 busbar 8 connects all by fastening standard component 10 connections of the row's of contact 3 usefulness with 0 terminal board 9.
The utility model principle also comprises the situation that a or c phase low voltage terminal is caused other two-phase the same side.
Claims (5)
1. the low-voltage y connecting lead structure of a 3 D stereo coil iron core dry-type transformer, it is characterized in that: b phase low-voltage coil head end lead-in wire links to the transition busbar, again with connect Volleyball Association and connect, final and b phase connection terminal board connects, b phase connection terminal board and c phase connection terminal board, a phase connection terminal board exist together and are fixed on the transformer upper clamping piece behind the same side, the terminal busbar of low-voltage coil directly connects with transition 0 busbar, connects with 0 terminal board again.
2. the low-voltage y connecting lead structure of 3 D stereo coil iron core dry-type transformer according to claim 1 is characterized in that: the transition busbar with connect the connecting all by contact row with fastening standard component connection of row, transition 0 busbar and 0 terminal board.
3. the low-voltage y connecting lead structure of 3 D stereo coil iron core dry-type transformer according to claim 1 and 2 is characterized in that: transition busbar, connection row, transition 0 busbar, 0 terminal board all parallel layout with the iron yoke of transformer volume iron core.
4. the low-voltage y connecting lead structure of 3 D stereo coil iron core dry-type transformer according to claim 1 and 2 is characterized in that: b phase low-voltage coil head end lead-in wire through the mode of busbar by fastening standard component or welding and b mutually rebound be attached to the transition busbar.
5. the low-voltage y connecting lead structure of 3 D stereo coil iron core dry-type transformer according to claim 1 and 2 is characterized in that: the terminal busbar of b phase low-voltage coil directly welds or connects with transition 0 busbar by fastening standard component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201854102U CN201536049U (en) | 2009-06-12 | 2009-06-12 | Low-voltage Y-connection lead structure of three-dimensional coiled iron core dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201854102U CN201536049U (en) | 2009-06-12 | 2009-06-12 | Low-voltage Y-connection lead structure of three-dimensional coiled iron core dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201536049U true CN201536049U (en) | 2010-07-28 |
Family
ID=42535826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201854102U Expired - Lifetime CN201536049U (en) | 2009-06-12 | 2009-06-12 | Low-voltage Y-connection lead structure of three-dimensional coiled iron core dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201536049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620924B (en) * | 2009-06-12 | 2012-04-25 | 江西大族电源科技有限公司 | Low-voltage y connecting lead structure of three-dimensional rolled iron core dry-type transformer |
-
2009
- 2009-06-12 CN CN2009201854102U patent/CN201536049U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620924B (en) * | 2009-06-12 | 2012-04-25 | 江西大族电源科技有限公司 | Low-voltage y connecting lead structure of three-dimensional rolled iron core dry-type transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100728 Effective date of abandoning: 20090612 |