CN101515692A - Multifunction wiring board - Google Patents
Multifunction wiring board Download PDFInfo
- Publication number
- CN101515692A CN101515692A CNA2009100613777A CN200910061377A CN101515692A CN 101515692 A CN101515692 A CN 101515692A CN A2009100613777 A CNA2009100613777 A CN A2009100613777A CN 200910061377 A CN200910061377 A CN 200910061377A CN 101515692 A CN101515692 A CN 101515692A
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- electrical appliance
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- circuit
- wiring board
- voltage
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- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The invention relates to a multifunction wiring board, which comprises a wiring board casing, a plug, a power control circuit and a power switch. The power control circuit is connected in parallel with an extension cord seat circuit and a circuit which can charge and power a low voltage electrical appliance; the circuit which can charge and power the low voltage electrical appliance is connected with a low voltage switch in series; the output end of a transducer has two groups, wherein, one group is cascaded with a commutating diode and a USB port by a lead; the other group is cascaded with a selector switch, a rectifying device and an adjustable direct current low voltage output port by the lead. The multifunction wiring board can power the electrical appliance with the rated voltage of 220 V after the plug of the electrical appliance is inserted in an extension cord seat on the extension cord seat circuit; the USB interface connected with one group of output terminals of the transducer can charge the low voltage electrical appliance; the other group of output terminals of the transducer can output different low voltages, powers the low-voltage electrical appliance, is convenient to use and has multiplex utility function.
Description
Technical field
The present invention relates to a kind of wiring board, particularly a kind of multifunction wiring board that is directly used in low-voltage electrical appliance.
Background technology
General wiring board can only be the electrical appliance power supply of the alternating voltage of 220V for rated voltage, utilizing general wiring board to charge or be compact radio cassette recorder for electrical appliances such as MP3, MP4, mobile phones, during power supply such as language repeater, need provide the transformation rectification plug supporting for oneself with electrical appliance, troublesome poeration, use extremely inconvenience, and when electric current is excessive in the circuit, fragile electrical appliance.
Summary of the invention
It can be the electrical appliance power supply of the alternating voltage of 220V, the multifunction wiring board that can directly charge and power for low-voltage electrical appliance again for rated voltage that technical problem to be solved by this invention provides a kind of.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of multifunction wiring board, comprise wiring board shell, power control circuit and mains switch, be parallel with insert row seat circuit and can be to the circuit of low-voltage electrical appliance charging and power supply on the power control circuit:
The insert row seat circuit comprises insert row seat, can be the electrical appliance power supply of the alternating voltage of 220V to rated voltage;
Can comprise transformer to the circuit of low-voltage electrical appliance charging and power supply, the output of transformer has two groups, and wherein one group is connected in series by lead with rectifier diode, USB interface, charge for the low-voltage electrical appliance of band USB plug; Another group is connected in series by lead with diverter switch, rectifying device and adjustable dc low-voltage output interface, can power to low-voltage electrical appliance.
Describedly can be in series with low tension switch on the circuit to low-voltage electrical appliance charging and power supply.
Described USB interface and adjustable dc low-voltage output interface are equipped with indicator light.
Described power control circuit is provided with a fuse, is parallel with an indicator light.
Multifunction wiring board provided by the invention, owing on power control circuit, be parallel with insert row seat circuit and can be to the circuit of low-voltage electrical appliance charging and power supply, be that the plug of electrical appliance of the alternating voltage of 220V is inserted on the insert row seat on the insert row seat circuit and can powers to it with rated voltage, can be connected USB interface to one group of transformer output on the circuit of low-voltage electrical appliance charging and power supply, can be the charging of low-voltage electrical appliances such as MP3, MP4, mobile phone; Another group transformer output connects adjustable dc low-voltage output interface, and exportable different low volume voltage is given compact radio cassette recorder, and the power supply of electrical appliances such as language repeater is easy to use, has had multiple utility function.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is circuit theory diagrams of the present invention;
Fig. 2 is a circuit diagram of the present invention.
Embodiment
As shown in Figure 1 and Figure 2, the present invention includes and insert wiring board shell, power control circuit and mains switch 1, be parallel with insert row seat circuit and can be to the circuit of low-voltage electrical appliance charging and power supply on the power control circuit:
The insert row seat circuit comprises insert row seat 2, can be the electrical appliance power supply of the alternating voltage of 220V to rated voltage;
Can comprise transformer 3 to the circuit of low-voltage electrical appliance charging and power supply, the output of transformer 3 has two groups, and wherein one group be connected in series by lead with rectifier diode 4, USB interface 5, charge for the low-voltage electrical appliance of being with USB plug; Another group and diverter switch 6, rectifying device 7 and adjustable dc low-voltage output interface 8 are connected in series by lead, can power to low-voltage electrical appliance.
Describedly can be in series with low tension switch 9 on the circuit to low-voltage electrical appliance charging and power supply.
Described USB interface 5 and adjustable dc low-voltage output interface 8 be equipped with indicator light 10,10 '.
Described power control circuit is provided with a fuse 11, is parallel with an indicator light 10 ".
During use, be the electrical appliance of the alternating voltage of 220V, this socket is inserted power supply, press mains switch 1, the socket of need electrical appliance be inserted insert row seat 2 get final product if only need to use rated voltage;
If need use rated voltage simultaneously is the electrical appliance and the low-voltage electrical appliance of the alternating voltage of 220V, need closed low switch 9, transformer 3 is connected, by the transformation of transformer 3 and the effect of rectifier diode 4, one group of output of transformer 3 can stably be exported dc low-voltage, the USB plug of low-voltage electrical appliance is inserted USB interface 5, just can charge low-voltage electrical appliance; By regulating the position of diverter switch 6, can regulate the magnitude of voltage of another group output of transformer 3, pass through the effect of rectifying device 7 again, adjustable dc low-voltage output interface 8 is the dc low-voltage of exportable different value just, the plug of low-voltage electrical appliance is inserted adjustable dc low-voltage output interface 8, just can power it.
When electric current was excessive in the power control circuit, fuse 11 is fusing automatically, plays the effect of protective circuit, and electric current is changed new fuse 11 after recovering normally, and this socket just can normally use.
Claims (4)
1, a kind of multifunction wiring board comprises wiring board shell, power control circuit and mains switch (1), it is characterized in that: be parallel with insert row seat circuit and can be to the circuit of low-voltage electrical appliance charging and power supply on the power control circuit:
The insert row seat circuit comprises insert row seat (2), can be the electrical appliance power supply of the alternating voltage of 220V to rated voltage;
Can comprise transformer (3) to the circuit of low-voltage electrical appliance charging and power supply, the output of transformer (3) has two groups, and wherein one group be connected in series by lead with rectifier diode (4), USB interface (5), charge for the low-voltage electrical appliance of being with USB plug; Another group is connected in series by lead with diverter switch (6), rectifying device (7) and adjustable dc low-voltage output interface (8), can power to low-voltage electrical appliance.
2, multifunction wiring board according to claim 1 is characterized in that: describedly can be in series with low tension switch (9) on the circuit to low-voltage electrical appliance charging and power supply.
3, multifunction wiring board according to claim 1 and 2 is characterized in that: described USB interface (5) and adjustable dc low-voltage output interface (8) are equipped with indicator light (10,10 ').
4, multifunction wiring board according to claim 3 is characterized in that: described power control circuit is provided with a fuse (11), is parallel with an indicator light (10 ").
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100613777A CN101515692A (en) | 2009-04-01 | 2009-04-01 | Multifunction wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100613777A CN101515692A (en) | 2009-04-01 | 2009-04-01 | Multifunction wiring board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101515692A true CN101515692A (en) | 2009-08-26 |
Family
ID=41040032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100613777A Pending CN101515692A (en) | 2009-04-01 | 2009-04-01 | Multifunction wiring board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101515692A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842829A (en) * | 2011-08-11 | 2012-12-26 | 南通天华和睿科技创业有限公司 | Socket with USB (Universal Serial Bus) interface |
| CN104167649A (en) * | 2014-06-16 | 2014-11-26 | 周连惠 | Mobile socket with USB interface |
| CN104518645A (en) * | 2015-01-12 | 2015-04-15 | 刘忠甫 | Multifunctional portable power supply connector and application thereof |
-
2009
- 2009-04-01 CN CNA2009100613777A patent/CN101515692A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842829A (en) * | 2011-08-11 | 2012-12-26 | 南通天华和睿科技创业有限公司 | Socket with USB (Universal Serial Bus) interface |
| CN104167649A (en) * | 2014-06-16 | 2014-11-26 | 周连惠 | Mobile socket with USB interface |
| CN104518645A (en) * | 2015-01-12 | 2015-04-15 | 刘忠甫 | Multifunctional portable power supply connector and application thereof |
| CN104518645B (en) * | 2015-01-12 | 2017-04-26 | 刘忠甫 | Multifunctional portable power supply connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20090826 |