CN207530721U - A kind of energy-saving power adapter - Google Patents
A kind of energy-saving power adapter Download PDFInfo
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- CN207530721U CN207530721U CN201721755384.3U CN201721755384U CN207530721U CN 207530721 U CN207530721 U CN 207530721U CN 201721755384 U CN201721755384 U CN 201721755384U CN 207530721 U CN207530721 U CN 207530721U
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Abstract
The utility model discloses a kind of energy-saving power adapters, including adapter main body, the adapter main body is internally provided with circuit board, and power supply U is welded on circuit board, the anode of the power supply U is connected with one end of inductance L, the other end of inductance L is connected with the anode of diode D1 and one end of switch S, the cathode of the diode D1 is connected with one end of capacitance C1 and one end of resistance R1, the other end of the capacitance C1 is connected with the other end of resistance R1 and one end of capacitance C3, the other end of the capacitance C3 is connected with the other end of switch S and one end of capacitance C2, the other end of capacitance C2 is electrically connected with the cathode of power supply U, one end of other end connection resistance R4 of the capacitance C2 and the cathode of diode D4.The utility model makes diode D1 continuous illuminations, the energy is reasonably utilized, reached energy-efficient purpose by diode D1 being given to provide low-voltage direct after resistance R2 and resistance R3 current limlitings.
Description
Technical field
The utility model is related to power supply adaptor technical field more particularly to a kind of energy-saving power adapters.
Background technology
Power supply adaptor is the power supply conversion equipment of small portable electronic device and electronic apparatus, its work is former
Reason exchange input is converted to direct current output, can be divided into Direct Plug-In and Table top type by connection mode, is matched in security protection camera shooting extensively
In the equipment such as head, set-top box, router, lamp bar, massage device, existing power supply adapter energy-saving effect is bad, power supply adaptor
Indicator light, which needs to consume electric energy always, can just light, and increase the loss of the energy, therefore we have proposed a kind of energy-saving power supplys
Adapter, for solving the above problems.
Utility model content
The purpose of this utility model is and a kind of energy-saving power supply proposed in order to solve shortcoming in the prior art
Adapter.
To achieve these goals, the utility model employs following technical solution：
A kind of energy-saving power adapter, including adapter main body, the adapter main body is internally provided with circuit board, and
The anode that power supply U, the power supply U are welded on circuit board is connected with one end of inductance L, and the other end of inductance L is connected with two level
The anode of pipe D1 and one end of switch S, the cathode of the diode D1 are connected with one end of capacitance C1 and one end of resistance R1, institute
The other end for stating capacitance C1 is connected with the other end of resistance R1 and one end of capacitance C3, and the other end of the capacitance C3 is connected with out
The other end of S and one end of capacitance C2 are closed, the other end of capacitance C2 is electrically connected with the cathode of power supply U；
One end of other end connection resistance R4 of the capacitance C2 and the cathode of diode D4, the other end connection of resistance R4
There is the anode of diode D5, the cathode of diode D5 is electrically connected with one end of capacitance C3, and the cathode of the diode D5 also connects
The anode of diode D2 is connected to, the cathode of diode D2 is connected with one end of resistance R2 and one end of capacitance C5, the resistance R2
The other end be connected with the anode of diode D3, one end of the cathode connection resistance R3 of diode D3, the resistance R3's is another
End is connected with the anode of diode D4 and one end of capacitance C4, and the other end of the other end of capacitance C4 and capacitance C5 electrically connect
It connects.
Preferably, the voltage of the power supply U is 12-13.8V.
Preferably, the capacitance C2 and capacitance C3 uses capacitance of the capacitance for 1.5 μ F, capacitance C4 and capacitance C5 using electricity
Capacitance is the capacitance of 0.01 μ F.
Preferably, the resistance R2 and resistance R3 uses metalfilmresistor of the resistance value for 50~100 Ω.
Preferably, the model of the diode D2, diode D3 and diode D4 are 1N4007.
Preferably, the model CD31 of the inductance L.
Compared with prior art, the beneficial effects of the utility model：
By the voltage of power supply U is added in be made of diode D2, diode D3, diode D4 and diode D5 it is whole
On current circuit, pressurize on the series circuit that voltage is formed in capacitance C4 and capacitance C5 at this time, pressurization can make diode
D1 is lighted, and after diode D1 is lighted, internal resistance greatly reduces, and electric current increases therewith, and the pressure drop of capacitance C2 and capacitance C3 increase rapidly,
So as to which voltage be made to be depressured through capacitance C2 and capacitance C3, then pass through diode D2, diode D3, diode D4 and diode
The rectification circuit that D5 is formed carries out rectification, then by diode D1 being given to provide low-voltage direct after resistance R2 and resistance R3 current limlitings,
Diode D1 is made to continue to shine, the utility model by after resistance R2 and resistance R3 current limlitings give diode D1 provide low-voltage direct,
Make diode D1 continuous illuminations, the energy is reasonably utilized, reach energy-efficient purpose.
Description of the drawings
Fig. 1 be the utility model proposes a kind of energy-saving power adapter structure diagram；
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
With reference to Fig. 1, a kind of energy-saving power adapter, including adapter main body, adapter main body is internally provided with circuit
Plate, and power supply U is welded on circuit board, the anode of power supply U is connected with one end of inductance L, and the other end of inductance L is connected with two level
The anode of pipe D1 and one end of switch S, the cathode of diode D1 are connected with one end of capacitance C1 and one end of resistance R1, capacitance C1
The other end be connected with the other end of resistance R1 and one end of capacitance C3, the other end of capacitance C3 is connected with the other end of switch S
With one end of capacitance C2, the other end of capacitance C2 is electrically connected with the cathode of power supply U；The other end connection resistance R4's of capacitance C2
One end and the cathode of diode D4, the other end of resistance R4 are connected with the anode of diode D5, the cathode and capacitance of diode D5
One end of C3 is electrically connected, and the cathode of diode D5 is also associated with the anode of diode D2, and the cathode of diode D2 is connected with electricity
One end of R2 and one end of capacitance C5 are hindered, the other end of resistance R2 is connected with the anode of diode D3, and the cathode of diode D3 connects
One end of connecting resistance R3, the other end of resistance R3 are connected with the anode of diode D4 and one end of capacitance C4, and capacitance C4's is another
The other end of one end and capacitance C5 are electrically connected, by being added in the voltage of power supply U by diode D2, diode D3, diode
On the rectification circuit that D4 and diode D5 are formed, carried out on the series circuit that voltage is formed in capacitance C4 and capacitance C5 at this time
Pressurization, pressurization can light diode D1, and after diode D1 is lighted, internal resistance greatly reduces, and electric current increases therewith, capacitance C2 and
The pressure drop of capacitance C3 increases rapidly, and so as to which voltage be made to be depressured through capacitance C2 and capacitance C3, then passes through diode D2, two poles
The rectification circuit that pipe D3, diode D4 and diode D5 are formed carries out rectification, then by being given after resistance R2 and resistance R3 current limlitings
Diode D1 provides low-voltage direct, diode D1 is made to continue to shine, the utility model after resistance R2 and resistance R3 current limlitings by giving
Diode D1 provides low-voltage direct, makes diode D1 continuous illuminations, the energy is reasonably utilized, reached energy-efficient purpose.
In the utility model, the voltage of power supply U is that 12-13.8V, capacitance C2 and capacitance C3 use capacitance as 1.5 μ F's
Capacitance, capacitance C4 and capacitance C5 use capacitance of the capacitance for 0.01 μ F, and resistance R2 and resistance R3 use resistance value as 50~100 Ω
Metalfilmresistor, the model of diode D2, diode D3 and diode D4 is 1N4007, the model CD31 of inductance L, is led to
It crosses and the voltage of power supply U is added on the rectification circuit being made of diode D2, diode D3, diode D4 and diode D5,
It pressurizes on the series circuit that voltage is formed in capacitance C4 and capacitance C5 at this time, pressurization can light diode D1, and two
After pole pipe D1 is lighted, internal resistance greatly reduces, and electric current increases therewith, and the pressure drop of capacitance C2 and capacitance C3 increase rapidly, so as to make electricity
Pressure is depressured through capacitance C2 and capacitance C3, is then made up of diode D2, diode D3, diode D4 and diode D5
Rectification circuit carry out rectification, then by after resistance R2 and resistance R3 current limlitings give diode D1 provide low-voltage direct, make diode
D1 continues to shine, and the utility model makes diode by diode D1 being given to provide low-voltage direct after resistance R2 and resistance R3 current limlitings
D1 continuous illuminations, are reasonably utilized the energy, have reached energy-efficient purpose.
Operation principle：In use, by being added in the voltage of power supply U by diode D2, diode D3, diode D4 and two
On the rectification circuit that pole pipe D5 is formed, pressurize on the series circuit that voltage is formed in capacitance C4 and capacitance C5 at this time,
Pressurization can light diode D1, and after diode D1 is lighted, internal resistance greatly reduces, and electric current increases therewith, capacitance C2 and capacitance
The pressure drop of C3 increases rapidly, and so as to which voltage be made to be depressured through capacitance C2 and capacitance C3, then passes through diode D2, diode
The rectification circuit that D3, diode D4 and diode D5 are formed carries out rectification, then by giving two after resistance R2 and resistance R3 current limlitings
Pole pipe D1 provides low-voltage direct, and diode D1 is made to continue to shine, and the utility model is by giving two after resistance R2 and resistance R3 current limlitings
Pole pipe D1 provides low-voltage direct, makes diode D1 continuous illuminations, the energy is reasonably utilized, reached energy-efficient purpose.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of energy-saving power adapter, including adapter main body, the adapter main body is internally provided with circuit board, and electricity
Power supply U is welded on the plate of road, which is characterized in that the anode of the power supply U is connected with one end of inductance L, and the other end of inductance L connects
The anode of diode D1 and one end of switch S are connected to, the cathode of the diode D1 is connected with one end of capacitance C1 and resistance R1
One end, the other end of the capacitance C1 is connected with the other end of resistance R1 and one end of capacitance C3, and the capacitance C3's is another
End is connected with the other end of switch S and one end of capacitance C2, and the other end of capacitance C2 is electrically connected with the cathode of power supply U；
One end of other end connection resistance R4 of the capacitance C2 and the cathode of diode D4, the other end of resistance R4 are connected with two
The anode of pole pipe D5, the cathode of diode D5 are electrically connected with one end of capacitance C3, and the cathode of the diode D5 is also associated with
The anode of diode D2, the cathode of diode D2 are connected with one end of resistance R2 and one end of capacitance C5, and the resistance R2's is another
One end is connected with the anode of diode D3, one end of the cathode connection resistance R3 of diode D3, and the other end of the resistance R3 connects
The anode of diode D4 and one end of capacitance C4 are connected to, and the other end of the other end of capacitance C4 and capacitance C5 are electrically connected.
2. a kind of energy-saving power adapter according to claim 1, which is characterized in that the voltage of the power supply U is 12-
13.8V。
3. a kind of energy-saving power adapter according to claim 1, which is characterized in that the capacitance C2 and capacitance C3 are adopted
With the capacitance that capacitance is 1.5 μ F, capacitance C4 and capacitance C5 use capacitance of the capacitance for 0.01 μ F.
4. a kind of energy-saving power adapter according to claim 1, which is characterized in that the resistance R2 and resistance R3 are adopted
With the metalfilmresistor that resistance value is 50~100 Ω.
5. a kind of energy-saving power adapter according to claim 1, which is characterized in that the diode D2, diode
The model of D3 and diode D4 are 1N4007.
A kind of 6. energy-saving power adapter according to claim 1, which is characterized in that the model of the inductance L
CD31。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721755384.3U CN207530721U (en) | 2017-12-15 | 2017-12-15 | A kind of energy-saving power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721755384.3U CN207530721U (en) | 2017-12-15 | 2017-12-15 | A kind of energy-saving power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207530721U true CN207530721U (en) | 2018-06-22 |
Family
ID=62578558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721755384.3U Expired - Fee Related CN207530721U (en) | 2017-12-15 | 2017-12-15 | A kind of energy-saving power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207530721U (en) |
-
2017
- 2017-12-15 CN CN201721755384.3U patent/CN207530721U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180622 Termination date: 20181215 |