CN201466425U - Multifunctional patch board - Google Patents
Multifunctional patch board Download PDFInfo
- Publication number
- CN201466425U CN201466425U CN2009200846503U CN200920084650U CN201466425U CN 201466425 U CN201466425 U CN 201466425U CN 2009200846503 U CN2009200846503 U CN 2009200846503U CN 200920084650 U CN200920084650 U CN 200920084650U CN 201466425 U CN201466425 U CN 201466425U
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- low
- voltage
- circuit
- electrical appliance
- power
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- Expired - Fee Related
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Abstract
The utility model relates to a multifunctional patch board, which comprises a patch board shell, a plug, a power control circuit and a power switch, wherein the power control circuit is connected with a power socket circuit and a circuit which can charge and supply power for a low-voltage electrical apparatus in parallel; the circuit which can charge and supply power for the low-voltage electrical apparatus is connected with a low-voltage switch in series, a transformer is provided with two groups of output ends, one group of output ends is connected with a rectifier diode and a USB interface in series through conducting wires, and the other group of output ends is connected with a selector switch, a rectifying device and an adjustable DC low-voltage output interface in series through conducting wires. The multifunctional patch board can supply power for the electrical apparatus when the plug of the electrical apparatus with the rated voltage of 220v is plugged into the power socket of the power socket circuit, and the USB interface connected with one group of output ends of the transformer can charge the low-voltage electrical apparatus; and the other group of output ends of the transformer can output different low voltages to supply power for the low-voltage electrical apparatus. The utility model is convenient to use and has multiple practical functions.
Description
Technical field
The utility model 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 in the utility model provides a kind of.
In order to solve the problems of the technologies described above, the technical solution of the utility model 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.
The multifunction wiring board that the utility model provides, 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 utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 is a circuit diagram of the present utility model.
Embodiment
As shown in Figure 1 and Figure 2, the utility model comprises inserts wiring board shell, power control circuit and mains switch 1, is 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 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 |
|---|---|---|---|
| CN2009200846503U CN201466425U (en) | 2009-04-01 | 2009-04-01 | Multifunctional patch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200846503U CN201466425U (en) | 2009-04-01 | 2009-04-01 | Multifunctional patch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201466425U true CN201466425U (en) | 2010-05-12 |
Family
ID=42393772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200846503U Expired - Fee Related CN201466425U (en) | 2009-04-01 | 2009-04-01 | Multifunctional patch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201466425U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742912A (en) * | 2016-05-12 | 2016-07-06 | 洪明 | Multifunctional power strip |
| CN105742910A (en) * | 2016-04-08 | 2016-07-06 | 太仓凯丰电子科技有限公司 | Universal safety socket |
-
2009
- 2009-04-01 CN CN2009200846503U patent/CN201466425U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742910A (en) * | 2016-04-08 | 2016-07-06 | 太仓凯丰电子科技有限公司 | Universal safety socket |
| CN105742912A (en) * | 2016-05-12 | 2016-07-06 | 洪明 | Multifunctional power strip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20110401 |