CN204886668U - Power adapter - Google Patents
Power adapter Download PDFInfo
- Publication number
- CN204886668U CN204886668U CN201520706019.8U CN201520706019U CN204886668U CN 204886668 U CN204886668 U CN 204886668U CN 201520706019 U CN201520706019 U CN 201520706019U CN 204886668 U CN204886668 U CN 204886668U
- Authority
- CN
- China
- Prior art keywords
- base plate
- electric capacity
- triode
- rectifier bridge
- connects
- 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 be suitable for the electron field, provide a power adapter, power adapter includes: first bottom plate, second bottom plate and rotating part, wherein, first bottom plate and second bottom plate pass through the rotating part connection, first bottom plate is including setting up the first standard plug on first bottom plate, the back of second bottom plate be provided with with first standard plug matched with jack, the front of second bottom plate are provided with second standard plug, the jack and the second standard plug electricity of second bottom plate are connected. The utility model provides a technical scheme has the advantage that the commonality is strong.
Description
Technical field
The utility model belongs to electronic applications, particularly relates to a kind of power supply adaptor.
Background technology
Power supply adaptor is the device that Current electronic technology is commonly used, existing power supply adaptor is general all with plug, but because the standard of every country is different, the jack of its plug is also inconsistent, the size of such as state's internal plug seat and trendy styles from Hong Kong jack is just inconsistent, cause power supply adaptor cannot be general, so existing power supply adaptor cannot adapt to the wiring board of sizes, and existing power supply adaptor fail safe be low.
Utility model content
The object of the utility model embodiment is to provide a kind of power supply adaptor, and it solves the problem that versatility is low, safety is low of prior art.
The utility model embodiment is achieved in that provide a kind of power supply adaptor, described power supply adaptor comprises: the first base plate, the second base plate and rotating part on the one hand; Wherein, the first base plate is connected by rotating part with the second base plate;
First base plate comprises the first standard plug be arranged on the first base plate; The back side of the second base plate is provided with the jack matched with described first standard plug, and the front of the second base plate is provided with the second standard plug, the jack of described second base plate and the electrical connection of the second standard plug;
The back side of described second base plate is provided with insulating barrier, and the side of described second base plate is provided with buckle, and the correspondence position of this first base plate and this buckle is provided with snap-fit grooves.
Optionally, be also provided with protective circuit in described first base plate, comprise: rectifier bridge, resistance, electric capacity, bidirectional diode DB1, triode and transformer T1; Wherein,
No. 1 delivery outlet of rectifier bridge (D1-D4) connects input interface, No. 3 delivery outlets of rectifier bridge connect another interface of input, No. 4 delivery outlet ground connection of rectifier bridge, one end of No. 2 delivery outlet contact resistance R2 of rectifier bridge, the collector electrode of the other end connecting triode T2 of resistance R2, the upper port of the former avris of base stage connection transformer T1 of triode T2, the emitter of the emitter connecting triode T3 of triode T2, the base stage of triode T3 connects one end of bidirectional diode DB1, the grounded emitter of triode T3; The other end of the other end contact resistance R1 of bidirectional diode DB1, one end of resistance R1 connects No. 2 delivery outlets of rectifier bridge, the other end of resistance R1 also connects one end of electric capacity C1, the other end ground connection of electric capacity C1, the lower port of the former avris of transformer T1 connects one end of electric capacity C2, the other end ground connection of electric capacity C2, and the two ends of the secondary side of transformer T1 are respectively the two ends of output port, the two ends of electric capacity C3 connect two output ports respectively, and electric capacity C4 and electric capacity C3 is connected in parallel
In the utility model embodiment; the technical scheme that the utility model provides provides a kind of plug of two kinds of standards; such user just can according to which kind of plug of situation choice for use of reality; there is highly versatile; protective circuit is provided in addition, so it has the high advantage of fail safe in the first base plate.
Accompanying drawing explanation
The structural representation of the power supply adaptor that Fig. 1 provides for the utility model;
The protective circuit schematic diagram that Fig. 2 provides for the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model embodiment provides a kind of power supply adaptor, and this power supply adaptor as shown in Figure 1, comprising: the first base plate 1, second base plate 2 and rotating part 3; Wherein, the first base plate 2 is connected by rotating part 3 with the second base plate 2;
First base plate 1 comprises the first standard plug 11 be arranged on the first base plate 1; The front that the back side of the second base plate 2 is provided with jack 23, second base plate 2 matched with described first standard plug 11 is provided with the second standard plug 21, and jack and second standard plug 21 of described second base plate 2 are electrically connected;
The back side of described second base plate 2 is provided with insulating barrier, and the side of described second base plate 2 is provided with buckle 25, and this first base plate 1 is provided with snap-fit grooves with the correspondence position of this buckle 25.
Power supply adaptor is divided into two parts by structure of the present utility model, two parts are respectively the plug of various criterion, such as the first standard plug 11 can be interior ground plug standards, second standard plug 21 can be trendy styles from Hong Kong plug standards, such user just can have selected arbitrarily, and the utility model provides buckle in side, like this when use the second standard plug 21, very easily two base plates can be carried out snapping to fix, add the effect of use.
Optionally, be also provided with protective circuit in above-mentioned first base plate 1, this protective circuit as shown in Figure 2, comprising: rectifier bridge, resistance, electric capacity, bidirectional diode DB1, triode and transformer T1; Wherein,
No. 1 delivery outlet of rectifier bridge (D1-D4) connects input interface, No. 3 delivery outlets of rectifier bridge connect another interface of input, No. 4 delivery outlet ground connection of rectifier bridge, one end of No. 2 delivery outlet contact resistance R2 of rectifier bridge, the collector electrode of the other end connecting triode T2 of resistance R2, the upper port of the former avris of base stage connection transformer T1 of triode T2, the emitter of the emitter connecting triode T3 of triode T2, the base stage of triode T3 connects one end of bidirectional diode DB1, the grounded emitter of triode T3; The other end of the other end contact resistance R1 of bidirectional diode DB1, one end of resistance R1 connects No. 2 delivery outlets of rectifier bridge, the other end of resistance R1 also connects one end of electric capacity C1, the other end ground connection of electric capacity C1, the lower port of the former avris of transformer T1 connects one end of electric capacity C2, the other end ground connection of electric capacity C2, and the two ends of the secondary side of transformer T1 are respectively the two ends of output port, the two ends of electric capacity C3 connect two output ports respectively, and electric capacity C4 and electric capacity C3 is connected in parallel.
The technical scheme that the utility model provides is input as alternating current 220V, exports as 12V, and the change of output voltage is about 2%, so it has the effect of voltage stabilizing, in addition, which increases protection electric capacity, has certain protective effect to output, so its fail safe is high.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (2)
1. a power supply adaptor, is characterized in that, described power supply adaptor comprises: the first base plate, the second base plate and rotating part; Wherein, the first base plate is connected by rotating part with the second base plate;
First base plate comprises the first standard plug be arranged on the first base plate; The back side of the second base plate is provided with the jack matched with described first standard plug, and the front of the second base plate is provided with the second standard plug, the jack of described second base plate and the electrical connection of the second standard plug;
The back side of described second base plate is provided with insulating barrier, and the side of described second base plate is provided with buckle, and the correspondence position of this first base plate and this buckle is provided with snap-fit grooves.
2. power supply adaptor according to claim 1, is characterized in that, is also provided with protective circuit, comprises in described first base plate: rectifier bridge, resistance, electric capacity, bidirectional diode DB1, triode and transformer T1; Wherein,
No. 1 delivery outlet of rectifier bridge (D1-D4) connects input interface, No. 3 delivery outlets of rectifier bridge connect another interface of input, No. 4 delivery outlet ground connection of rectifier bridge, one end of No. 2 delivery outlet contact resistance R2 of rectifier bridge, the collector electrode of the other end connecting triode T2 of resistance R2, the upper port of the former avris of base stage connection transformer T1 of triode T2, the emitter of the emitter connecting triode T3 of triode T2, the base stage of triode T3 connects one end of bidirectional diode DB1, the grounded emitter of triode T3; The other end of the other end contact resistance R1 of bidirectional diode DB1, one end of resistance R1 connects No. 2 delivery outlets of rectifier bridge, the other end of resistance R1 also connects one end of electric capacity C1, the other end ground connection of electric capacity C1, the lower port of the former avris of transformer T1 connects one end of electric capacity C2, the other end ground connection of electric capacity C2, and the two ends of the secondary side of transformer T1 are respectively the two ends of output port, the two ends of electric capacity C3 connect two output ports respectively, and electric capacity C4 and electric capacity C3 is connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520706019.8U CN204886668U (en) | 2015-09-11 | 2015-09-11 | Power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520706019.8U CN204886668U (en) | 2015-09-11 | 2015-09-11 | Power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204886668U true CN204886668U (en) | 2015-12-16 |
Family
ID=54830988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520706019.8U Expired - Fee Related CN204886668U (en) | 2015-09-11 | 2015-09-11 | Power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204886668U (en) |
-
2015
- 2015-09-11 CN CN201520706019.8U patent/CN204886668U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20151216 Termination date: 20190911 |