CN104078217B - Potential device - Google Patents
Potential device Download PDFInfo
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- CN104078217B CN104078217B CN201310110249.3A CN201310110249A CN104078217B CN 104078217 B CN104078217 B CN 104078217B CN 201310110249 A CN201310110249 A CN 201310110249A CN 104078217 B CN104078217 B CN 104078217B
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Abstract
The invention discloses a kind of potential device, it includes a circuit board, a voltage changing module, first to fourth wire.Voltage changing module includes one first voltage transformation unit, is arranged on circuit board, has multiple first stitch and multiple second stitch；And one second voltage transformation unit, it is arranged on circuit board and adjacent with the first voltage transformation unit, there is multiple 3rd stitch and multiple 4th stitch.First wire, is for electrically connecting to the first stitch；Second wire, is for electrically connecting to the second stitch；Privates, is for electrically connecting to the 3rd stitch；And privates, it is for electrically connecting to the 4th stitch.Wherein the first stitch and the 3rd stitch are positioned at one first side of voltage changing module, the second stitch and the 4th stitch and are positioned on voltage changing module one second side relative to the first side, and the first stitch and the 3rd stitch adjacent.
Description
Technical field
The present invention is related to a kind of transformer, can freely determine tapped transformer particularly with regard to one.
Background technology
Owing to traditional transformer (transformer) centre tap circuit is fixing so that primary side (primary)
End also can be fixing with secondary side (secondary) end.When multiple transformers are put on circuit boards side by side, adjacent two
Transformer the most not homonymy adjacent (primary side of the such as first transformer and the secondary side of the second transformer are adjacent), in order to keep away
Exempt between the primary side and secondary side of different voltage devices produce electrion path, it will usually strengthen transformer each other between
Space.But, the spacing distance adding different transformer also implies that needs more printed circuit board (PCB) (PCB) space, needs
Want more circuit board cost, it is therefore desirable to a kind of method that can save transformer layout area.
Summary of the invention
It is an object of the invention to provide a kind of potential device and can be determined the tap of potential device by the wire of circuit board
Position, two adjacent potential devices have the characteristic that primary side (or secondary side) is adjacent one another are so that two potential devices have relatively
High high voltage isolation capability.Two adjacent potential devices can pass through Hi-pot test with less spacing distance.To solve tradition
Potential device, need bigger spacing distance could be tested by High-Voltage Insulation, the problem causing the waste of board area.
And the potential device of the present invention can more effectively save board area.
Potential device provided by the present invention includes a circuit board, a voltage changing module, first to fourth wire.Voltage changing module
Including one first voltage transformation unit, it is arranged on foregoing circuit plate, there is multiple first stitch and multiple second stitch；And one
Second voltage transformation unit, is arranged on circuit board and adjacent with the first voltage transformation unit, has multiple 3rd stitch and the multiple 4th
Stitch.First wire, is for electrically connecting to the first stitch；Second wire, is for electrically connecting to the second stitch；Privates, uses
To be electrically connected with the 3rd stitch；And privates, it is for electrically connecting to the 4th stitch.Wherein the first stitch and the 3rd stitch location
In one first side of voltage changing module, the second stitch and the 4th stitch are positioned on voltage changing module one second side relative to the first side,
And the first stitch and the 3rd stitch are adjacent.
Accompanying drawing explanation
Fig. 1 is the potential device schematic diagram of the present invention.
Fig. 2 is the voltage transformation unit schematic diagram of the present invention.
Fig. 3 A is the mode of connection schematic diagram of the circuit board of the present invention.
Fig. 3 B is the mode of connection schematic diagram of the circuit board of the present invention.
Fig. 4 is the potential device schematic diagram of the present invention.
Fig. 5 is the mode of connection schematic diagram of the circuit board of the present invention.
Fig. 6 is the potential device schematic diagram of the present invention.
Fig. 7 is the mode of connection schematic diagram of the circuit board of the present invention.
Wherein, description of reference numerals is as follows:
10,80,100 potential device
11a, 11b, 11c circuit board
12 voltage changing modules
13 first sides
14 second sides
21,22,23,24 voltage transformation unit
31,32,33,34,41,42,43,44,51,52,53,54,61,62,63,64 stitch group
31a, 32a, 33a, 34a, 41a, 42a, 43a, 44a, 51a, 52a, 53a, 54a, 61a, 62a, 63a, 64a solder joint group
C1, C2, C3, C4, C5, C6, C7, C8 wire
60 magnetic core element
61,62 magnetic core
71,72 coiling group
710,711,720,721 coiling
Detailed description of the invention
The device of various embodiments of the invention discussed more fully below and using method.It is important to note, however, that this
The feasible inventive concept of bright provided many may be implemented in various particular range.These specific embodiments are only used for illustrating
Bright assembly of the invention and using method, but non-for limiting scope of the presently claimed invention.
Fig. 1 is the schematic diagram in an embodiment of potential device in the present invention.As it is shown in figure 1, potential device 10 has one
Circuit board 11a and a voltage changing module 12.Voltage changing module 12 is arranged on circuit board 11a, and includes one first voltage transformation unit
21 and one second voltage transformation unit 22.First voltage transformation unit 21 and the second voltage transformation unit 22 are arranged on circuit board 11a and adjacent
Arrangement.As it is shown in figure 1, stitch group 31,32,33 and 34 is in order to represent the stitch of the first voltage transformation unit 21, stitch group 41,42,
43 and 44 in order to represent the stitch of the second voltage transformation unit 22.Refer to Fig. 2, Fig. 2 is the first voltage transformation unit 21 in Fig. 1 and
The structural representation of two voltage transformation unit 22.As in figure 2 it is shown, voltage transformation unit 20 has magnetic core element 60, a 1 first coiling group 71
And the second coiling group 72.Magnetic core element 60 includes one first magnetic core 61 and one second magnetic core 62.For example, the first magnetic core 61 can
For cydariform iron core, the second magnetic core 62 can be then plate-shaped cores, but be not limited.For more carefully, the first magnetic core 61 has pin
Pin group 31,32,33 and 34.Stitch group 31 and 32 is positioned at the same side of the first magnetic core 61, and stitch group 33 and 34 lays respectively at
Another side of corresponding stitch group 31 and 32.In the present embodiment, each stitch group has 2 stitch, but in other embodiments
In, each stitch group more can have the stitch of more than 2, is not limited thereto.
Please continue to refer to Fig. 2, the first coiling group 71 and the second coiling group 72 are wound on the first magnetic core 61.First coiling group
71 and first magnetic core 61 stitch group 31,33 be electrically connected with, the second coiling group 72 is electrical with the stitch group 32,34 of the first magnetic core 61
Connecting, wherein the first coiling group 71 and the second coiling group 72 may be used to produce electromagnetic coupled sensing with magnetic core element 60.In detail and
Yan Zhi, the first coiling group 71 in the present embodiment has coiling 710 and coiling 711, and coiling 710 is for electrically connecting to stitch group
One stitch of 31 and a stitch of stitch group 33, coiling 711 is then for electrically connecting to another stitch and the pin of stitch group 31
Another stitch of pin group 33.In like manner, the second coiling group 72 also has coiling 720 and coiling 721, coiling 720 and coiling 721 and pin
The electric connection mode of the electric connection mode Co-wound coil 710 of pin group 32,34 and coiling 711 and stitch group 31,33, in this no longer
Repeat.In an embodiment, the first coiling group 71 and the second coiling group 72 winding direction on the first magnetic core are contrary.Citing and
Speech, the first coiling group 71 is wound on the first magnetic core 61 in a clockwise direction, and the second coiling group 72 is wound around the most in a counterclockwise direction
On the first magnetic core 61.
Please return Fig. 1, stitch group 31 and the stitch group 33 of the first voltage transformation unit 21 in potential device 10 are symmetrical arranged
On circuit board 11a, stitch group 32 and stitch group 34 are symmetricly set on circuit board 11a.Second voltage transformation unit 22 stitch
Group 41 and stitch group 43 be symmetricly set on circuit board 11a, stitch group 42 and stitch group 44 be symmetricly set in circuit board 11a it
On.For more carefully, stitch group 31,32,41,42 is positioned at the first side 13 of voltage changing module 12, stitch group 33,34,43,44
Second side 14 in voltage changing module 12.Furthermore, the stitch group 31 and 33 of the first voltage transformation unit 21 and the second voltage transformation unit 22
Stitch group 42 and 44 is adjacent one another are.
Refer to the mode of connection schematic diagram that Fig. 3 A, Fig. 3 A is the circuit board 11a in Fig. 1.As shown in Figure 3A, circuit board
There is on 11a multiple and voltage transformation unit 21 and the solder joint corresponding to stitch of voltage transformation unit 22, be used for being electrically connected with transformer 21
And the stitch of 22.It is noted that the stitch group of solder joint group on circuit board 11a and transformer is corresponding relation.For example,
In Fig. 3 A, solder joint group 31a on circuit board 11a, 32a, 33a, 34a are in order to be electrically connected with the stitch of the first voltage transformation unit 21
Group 31,32,33,34.As shown in Figure 3A, circuit board 11a is provided with one first wire C1, in order to two of connection welding group 31a
Solder joint so that when the first voltage transformation unit 21 is arranged on circuit board 11a, the first wire C1 is electrically connected with the first voltage transformation unit 21
Stitch group 31 in two stitch (the first stitch) and form the centre tap of the first voltage transformation unit 21.Additionally, the second wire C2
Two solder joints of connection welding group 34a so that when the first voltage transformation unit 21 is arranged on circuit board 11a, the second wire C2 electricity
Property connects two stitch (the second stitch) in the stitch group 34 of the first voltage transformation unit 21 and forms the centre of the first voltage transformation unit 21
Tap.In like manner, circuit board 11a is further provided with a privates C3, when the second voltage transformation unit 22 is arranged on circuit board 11a,
It is for electrically connecting to two stitch in the stitch group 42 of the second voltage transformation unit 22 (the 3rd stitch) and forms the second voltage transformation unit 22
Centre tap.Two stitch (the 4th stitch) that privates C4 is then electrically connected with in the stitch group 43 of the second voltage transformation unit 22,
In order to form the centre tap of the second voltage transformation unit 22.
As shown in Fig. 1 and 3A, the first voltage transformation unit 21 and the second voltage transformation unit 22 are disposed adjacent, and therefore first,
Centre tap (comprising stitch group the 31,42, first wire C1 and privates C3) adjacent in two voltage transformation unit 21,22 can position
Same side (first side 13) in voltage changing module 12.For example, in the present embodiment, the first voltage transformation unit 21 is once
The centre tap of side is formed with the second wire C2 by stitch group 34, and the centre tap of the secondary side of the first voltage transformation unit 21 by
Stitch group 31 is formed with the first wire C1.Stitch group 33 can be as secondary side (secondary) pin of the first voltage transformation unit 21
Pin, stitch group 32 can be as primary side (primary) stitch of the first voltage transformation unit 21.In like manner, the one of the second voltage transformation unit 22
The centre tap of secondary side is formed with privates C3 by stitch group 42, and the centre tap of the secondary side of the second voltage transformation unit 22
Formed with privates C4 by stitch group 43.Stitch group 44 can be as the secondary side (secondary) of the second voltage transformation unit 22
Stitch, stitch group 41 can be as primary side (primary) stitch of the first voltage transformation unit 21.
In the present embodiment, the stitch group 32 and 33 of the first voltage transformation unit can be respectively as primary side stitch and secondary side pin
Pin, and stitch group 34 and 31 centre taps that can be respectively primary side and secondary side, but first become in reality is applied
Primary side and the secondary side of pressure unit 21 still can convert according to actual demand, are not limited thereto.For example, implement in another
In example (as shown in Figure 3 B), the centre tap of the primary side of the first voltage transformation unit 21 is by stitch group 33 and the first wire C1 institute shape
Becoming, the centre tap of the secondary side of the first voltage transformation unit is formed with the second wire C2 by stitch group 32.Stitch group 31 can conduct
Primary side (primary) stitch of the first voltage transformation unit 21, stitch group 34 can be as the secondary side of the first voltage transformation unit 21
(secondary) stitch.In like manner, the centre tap of the primary side of the second voltage transformation unit 22 is by stitch group 44 and privates C3 institute
Formed, and the centre tap of the secondary side of the second voltage transformation unit 22 is formed with privates C4 by stitch group 41.Stitch group 42
Can be as the primary side stitch of the second voltage transformation unit 22, stitch group 43 can be as the secondary side stitch of the second voltage transformation unit 22.
Fig. 4 is the schematic diagram of another embodiment of potential device in the present invention.As shown in Figure 4, in potential device 80 and Fig. 1
Potential device 10 be similar to, its voltage changing module 12 that main difference is that in potential device 80 also includes one the 3rd voltage transformation unit
23, and the 3rd voltage transformation unit 23 is adjacent with the second voltage transformation unit 22.The change as also shown in Figure 2 of the structure of the 3rd voltage transformation unit 23
Pressure unit 20.In the present embodiment, the 3rd voltage transformation unit 23 has the stitch group 51 of the first side 13 being positioned at voltage changing module 12
And 52, and it is positioned at the stitch group 53 and 54 of the second side 14 of voltage changing module 12.
Refer to Fig. 5, Fig. 5 is the schematic diagram of circuit board 11b in Fig. 4.As it is shown in figure 5, the circuit board 11b and Fig. 3 A of Fig. 5
Circuit board 11a is similar to, and difference is that Fig. 5 circuit board 11b also includes the solder joint group corresponding to the 3rd voltage transformation unit 23 stitch group
51a, 52a, 53a and 54a.As shown in Figures 4 and 5, the stitch group 41 and 43 of the second voltage transformation unit 22 respectively with the 3rd voltage transformation unit
The stitch group 52 of 23 is adjacent with 54, and privates C4 connection stitch group 43 (the 4th stitch) is in order to form centre tap, the
Five wire C5 will be in order to connect stitch group 54 (the 5th stitch) in order to form centre tap, and the 6th wire C6 will be in order to connect
Stitch group 51 (the 6th stitch) is in order to form centre tap.In this embodiment, the second voltage transformation unit 22 and the 3rd voltage transformation unit
23 adjacent centre taps are all positioned at the second side 14 of voltage changing module 12.
Fig. 6 is the schematic diagram of another embodiment of potential device in the present invention.As shown in Figure 6, potential device 100 and Fig. 4
In potential device 80 be similar to, its voltage changing module 12 that main difference is that in potential device 100 also includes one the 4th transformation list
Unit 24, and the 4th voltage transformation unit 24 is adjacent with the 3rd voltage transformation unit 23.The structure of the 4th voltage transformation unit 24 is as also shown in Figure 2
Voltage transformation unit 20.In the present embodiment, the 4th voltage transformation unit 24 has stitch group 61 and 62, is positioned at the first side of voltage changing module 12
Limit 13, and stitch group 63 and 64 is positioned at the second side 14 of voltage changing module 12.
Refer to the mode of connection schematic diagram that Fig. 7, Fig. 7 are circuit board 11c in Fig. 6.As it is shown in fig. 7, the circuit board of Fig. 7
11c with Fig. 5 circuit board 11b is similar, and difference is that the circuit board 11c of Fig. 7 also includes corresponding to the 4th voltage transformation unit 24 stitch group
Solder joint group 61a, 62a, 63a and 64a.As shown in Figures 6 and 7, the stitch group 51 and 53 of the 3rd voltage transformation unit 23 is respectively with the 4th
The stitch group 62 of voltage transformation unit 24 is adjacent with 64, and the 6th wire C6 connects stitch group 51 (the 6th stitch) in order to form centre
Tap, the 7th wire C7 will be in order to connect stitch group 62 (the 7th stitch) in order to form centre tap, and the 8th wire C8 will
In order to connect stitch group 63 (the 8th stitch) in order to form centre tap.In this embodiment, the 3rd voltage transformation unit 23 and the 4th
The centre tap that voltage transformation unit 24 is adjacent is all positioned at the first side 13 of voltage changing module 12.
As shown in Figures 6 and 7, when multiple voltage transformation unit 21,22,23 and 24 are put side by side, tapped position can
Determined to select by the wire of circuit board so that adjacent voltage transformation unit has identical primary side (or secondary side) stitch, keeps away
Exempt to produce between primary side and the secondary side of different voltage devices electrion path.Therefore, according to the potential device of the present invention
Adjacent voltage transformation unit has identical primary side (or secondary side) stitch, has higher high voltage isolation capability.Therefore, according to
For the potential device of the present invention is compared to traditional potential device, i.e. can pass through high pressure with less spacing distance exhausted
Edge is tested, and can effectively save layout area.
Claims (9)
1. a potential device, including:
One circuit board；
One voltage changing module, including；
One first voltage transformation unit, is arranged on foregoing circuit plate, has multiple first stitch and multiple second stitch；And
One second voltage transformation unit, is arranged on foregoing circuit plate and adjacent with above-mentioned first voltage transformation unit, has multiple 3rd pin
Pin and multiple 4th stitch；
One first wire, is arranged on foregoing circuit plate, in order to make above-mentioned multiple first stitch be electrically connected with each other；
One second wire, is arranged on foregoing circuit plate, in order to make above-mentioned multiple second stitch be electrically connected with each other；
One privates, is arranged on foregoing circuit plate, in order to make above-mentioned multiple 3rd stitch be electrically connected with each other；And
One privates, are arranged on foregoing circuit plate, in order to make above-mentioned multiple 4th stitch be electrically connected with each other；
Wherein, above-mentioned first stitch and above-mentioned 3rd stitch are positioned at one first side of above-mentioned voltage changing module, above-mentioned second stitch and
Above-mentioned 4th stitch is positioned at one second side of the above-mentioned voltage changing module relative with above-mentioned first side, and above-mentioned first stitch is with upper
State the 3rd stitch adjacent.
2. potential device as claimed in claim 1, the first the most above-mentioned voltage transformation unit, also include one first magnetic core, above-mentioned
First stitch and above-mentioned second stitch are arranged on above-mentioned first magnetic core.
3. potential device as claimed in claim 2, the second the most above-mentioned voltage transformation unit, also include one second magnetic core, above-mentioned
3rd stitch and above-mentioned 4th stitch are arranged on above-mentioned second magnetic core.
4. potential device as claimed in claim 3, the first the most above-mentioned voltage transformation unit, also include one first coiling group and
Second coiling group, rotating around being located on above-mentioned first magnetic core.
5. potential device as claimed in claim 4, the second the most above-mentioned voltage transformation unit, also include one the 3rd coiling group and
4th coiling group, rotating around being located on above-mentioned second magnetic core.
6. potential device as claimed in claim 4, the most above-mentioned first coiling group and the winding direction of above-mentioned second coiling group
Different.
7. potential device as claimed in claim 5, the most above-mentioned 3rd coiling group and the winding direction of above-mentioned 4th coiling group
Different.
8. potential device as claimed in claim 1, the stitch number of the most above-mentioned first to fourth stitch is respectively 2.
9. potential device as claimed in claim 1, the most above-mentioned first and above-mentioned second wire in order to form above-mentioned the respectively
The tap of one voltage transformation unit, the above-mentioned 3rd and above-mentioned privates in order to form the tap of above-mentioned second voltage transformation unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110249.3A CN104078217B (en) | 2013-03-29 | 2013-03-29 | Potential device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110249.3A CN104078217B (en) | 2013-03-29 | 2013-03-29 | Potential device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104078217A CN104078217A (en) | 2014-10-01 |
| CN104078217B true CN104078217B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310110249.3A Active CN104078217B (en) | 2013-03-29 | 2013-03-29 | Potential device |
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| Country | Link |
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| CN (1) | CN104078217B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102097204A (en) * | 2009-12-15 | 2011-06-15 | 台达电子工业股份有限公司 | Transformer module and transformer thereof |
| CN102709038A (en) * | 2012-07-04 | 2012-10-03 | 无锡汉神电气有限公司 | Structure of main transformer composed of multiple transformers in inverter power sources |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120154087A1 (en) * | 2010-12-17 | 2012-06-21 | Frank Chen | Signal Isolation Transformer |
| TWI424450B (en) * | 2011-04-29 | 2014-01-21 | Delta Electronics Inc | Transformer and electronic apparatus using the transformer |
-
2013
- 2013-03-29 CN CN201310110249.3A patent/CN104078217B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102097204A (en) * | 2009-12-15 | 2011-06-15 | 台达电子工业股份有限公司 | Transformer module and transformer thereof |
| CN102709038A (en) * | 2012-07-04 | 2012-10-03 | 无锡汉神电气有限公司 | Structure of main transformer composed of multiple transformers in inverter power sources |
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| Publication number | Publication date |
|---|---|
| CN104078217A (en) | 2014-10-01 |
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