CN206180867U - Straight power converter of reversal - Google Patents
Straight power converter of reversal Download PDFInfo
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- CN206180867U CN206180867U CN201620744095.2U CN201620744095U CN206180867U CN 206180867 U CN206180867 U CN 206180867U CN 201620744095 U CN201620744095 U CN 201620744095U CN 206180867 U CN206180867 U CN 206180867U
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- resistance
- electric capacity
- diode
- resistor
- power supply
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Abstract
The utility model discloses a straight power converter of reversal, including transformer, resistance, electric capacity and diode, the primary of transformer passes through the third gear rotary switch and links to each other with the input, resistance includes first resistance, second resistance, third resistance and fourth resistance, and electric capacity includes first electric capacity, second electric capacity, third electric capacity and fourth electric capacity, and the diode includes first diode and second diode, a first resistance and a capacitance parallel connection, second resistance and the 2nd capacitance parallel connection, just first resistance and the 2nd series resistance are continuous with the secondary coil's of transformer one end, and the one end that second resistance does not link to each other with first resistance is continuous with the negative pole of first diode, and the one end of above -mentioned second resistance is continuous with the positive pole of second diode, and the negative pole of this second diode links to each other with the secondary coil's of transformer the other end, and the anodal component output of this transformer secondary coil's the other end and first diode, third resistance and fourth series resistance connect and are parallelly connected mutually with the output, third electric capacity and the 3rd resistor parallel with, fourth electric capacity and fourth resistor parallel with.
Description
Technical field
This utility model is related to power technique fields, more particularly to a kind of AC-DC power supply changeover device.
Background technology
It has been ripe technology it is well known that being converted into D.C. regulated power supply by exchange, exchange is converted into DC voltage-stabilizing electricity
Can produce heat at work in each electronic component course of work of transducer in source, in the case of same volume, design more
The good heat for producing is less, and corresponding conversion efficiency is higher, but complex structure in existing design, and volume is necessarily large and bulky, group
The structure for being converted into D.C. regulated power supply into the exchange forms exchange and is converted into DC voltage-stabilizing using modes such as assembled or rivetings
There is the defect of radiating effect underground in the transducer of power supply, this mode.
Therefore, need a kind of new technical scheme to solve above-mentioned technical problem.
Utility model content
For the problem and shortage that above-mentioned prior art is present, the purpose of this utility model is to provide a kind of straight power supply of alternation
Transducer, while with high conversion efficiency, with boost function.
To realize above-mentioned utility model purpose, the technical solution adopted in the utility model is a kind of straight Power convert of alternation
Device, including transformator, resistance, electric capacity and diode, the primary coil of the transformator is by third gear rotary switch and input
It is connected, the resistance includes first resistor, second resistance, 3rd resistor and the 4th resistance, electric capacity includes the first electric capacity, second electric
Appearance, the 3rd electric capacity and the 4th electric capacity, diode includes the first diode and the second diode, the first resistor and the first electric capacity
Parallel connection, second resistance is in parallel with the second electric capacity, and the first resistor and second resistance series connection and the secondary coil of transformator
One end is connected, and one end that second resistance is not connected with first resistor is connected with the negative pole of the first diode, and above-mentioned second resistance
One end be connected with the positive pole of the second diode, the other end phase of the negative pole of second diode and the secondary coil of transformator
Connect, and the positive pole of the other end of the transformer secondary coil and the first diode constitutes outfan, the 3rd resistor and the 4th
Resistant series connect and are in parallel with outfan, and the 3rd electric capacity is in parallel with 3rd resistor, and the 4th electric capacity and the 4th resistance are simultaneously
Connection.
Used as further optimization of the present utility model, input described in the utility model is connected with protective tube.
Used as further optimization of the present utility model, electric capacity described in the utility model is electrochemical capacitor.
As further optimization of the present utility model, the positive pole and transformer secondary output of the first electric capacity described in the utility model
One end of coil is connected, and the positive pole of the second electric capacity is connected with first resistor, the series connection of second resistance.
As further optimization of the present utility model, the positive pole and transformer secondary output of the 3rd electric capacity described in the utility model
The other end of coil is connected, and the positive pole of the 4th electric capacity is connected with 3rd resistor, the series connection of the 4th resistance.
Used as further optimization of the present utility model, this utility model also includes voltmeter, and the voltmeter is connected in parallel on output
End.
Used as further optimization of the present utility model, resistance described in the utility model is 100k Ω.
As further optimization of the present utility model, capacitor's capacity 470uf described in the utility model.
Compared to existing technology, its advantage is this utility model：This utility model simple structure, is realizing straight same of alternation
When, boosting can be realized.
Description of the drawings
Fig. 1 is circuit diagram of the present utility model.
Specific embodiment
As shown in figure 1, a kind of straight power supply changeover device of alternation of this enforcement, including transformator T1, resistance, electric capacity and two poles
Pipe, the primary coil of the transformator T1 is connected by third gear rotary switch K with input, and the resistance includes first resistor
R1, second resistance R2,3rd resistor R3 and the 4th resistance R4, electric capacity includes the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3
With the 4th electric capacity C4, diode include the first diode D1 and the second diode D2, first resistor R1 and the first electric capacity C1
Parallel connection, second resistance R2 is in parallel with the second electric capacity C2, and first resistor R1 and the series connection of second resistance R2 are with transformator T1's
One end of secondary coil is connected, the negative pole phase of one end that second resistance R2 is not connected with first resistor R1 and the first diode D1
Connect, and one end of above-mentioned second resistance R2 is connected with the positive pole of the second diode D2, the negative pole and transformation of second diode D2
The other end of the secondary coil of device T1 is connected, and the positive pole structure of the other end of transformator T1 secondary coils and the first diode D1
Into outfan, 3rd resistor R3 and the 4th resistance R4 are connected in series and are in parallel with outfan, the 3rd electric capacity C3 with
3rd resistor R3 is in parallel, and the 4th electric capacity C4 is in parallel with the 4th resistance R4.
The input of the present embodiment is connected with protective tube, and electric capacity is electrochemical capacitor.The positive pole and transformator of the first electric capacity C1
One end of T1 secondary coils is connected, and the positive pole of the second electric capacity C2 is connected with first resistor R1, the series connection of second resistance R2, and the 3rd
The positive pole of electric capacity C3 is connected with the other end of transformator T1 secondary coils, the positive pole and 3rd resistor R3 of the 4th electric capacity C4,
It is connected at the series connection of the 4th resistance R4.
The present embodiment also includes voltmeter, and the voltmeter is connected in parallel on outfan.
The resistance of the present embodiment is 100k Ω, capacitor's capacity 470uf.
When the third gear rotary switch K of the present embodiment is located at closed mode, the third gear knob being connected with one end of transformator T1
Switch K is connected by the 5th resistance R5 with the negative pole of outfan, when third gear rotary switch K is located at open mode, with transformator
The connected input of the other end of T1 is provided with protective tube.
Claims (8)
1. the straight power supply changeover device of alternation, it is characterised in that：Including at the beginning of transformator, resistance, electric capacity and diode, the transformator
Level coil is connected by third gear rotary switch with input, and the resistance includes first resistor, second resistance, 3rd resistor and the
Four resistance, electric capacity includes the first electric capacity, the second electric capacity, the 3rd electric capacity and the 4th electric capacity, and diode includes the first diode and the
Two diodes, the first resistor and the first electric capacity are in parallel, and second resistance is in parallel with the second electric capacity, and the first resistor and the
Two resistant series are connected with one end of the secondary coil of transformator, one end that second resistance is not connected with first resistor and the one or two
The negative pole of pole pipe is connected, and one end of above-mentioned second resistance is connected with the positive pole of the second diode, the negative pole of second diode
It is connected with the other end of the secondary coil of transformator, and the positive pole structure of the other end of the transformer secondary coil and the first diode
Into outfan, the 3rd resistor and the 4th resistant series connect and are in parallel with outfan, and the 3rd electric capacity is electric with the 3rd
Resistance parallel connection, the 4th electric capacity and the 4th resistor coupled in parallel.
2. the straight power supply changeover device of alternation according to claim 1, it is characterised in that：The input is connected with protective tube.
3. the straight power supply changeover device of alternation according to claim 1 and 2, it is characterised in that：The electric capacity is electrochemical capacitor.
4. the straight power supply changeover device of alternation according to claim 3, it is characterised in that：The positive pole and transformation of first electric capacity
One end of device secondary coil is connected, and the positive pole of the second electric capacity is connected with first resistor, the series connection of second resistance.
5. the straight power supply changeover device of alternation according to claim 3, it is characterised in that：The positive pole and transformation of the 3rd electric capacity
The other end of device secondary coil is connected, and the positive pole of the 4th electric capacity is connected with 3rd resistor, the series connection of the 4th resistance.
6. the straight power supply changeover device of alternation according to claim 1, it is characterised in that：Also include voltmeter, the voltmeter is simultaneously
It is associated in outfan.
7. the straight power supply changeover device of alternation according to claim 1, it is characterised in that：The resistance is 100k Ω.
8. the straight power supply changeover device of alternation according to claim 1, it is characterised in that：The capacitor's capacity 470uf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620744095.2U CN206180867U (en) | 2016-07-15 | 2016-07-15 | Straight power converter of reversal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620744095.2U CN206180867U (en) | 2016-07-15 | 2016-07-15 | Straight power converter of reversal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180867U true CN206180867U (en) | 2017-05-17 |
Family
ID=58673748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620744095.2U Active CN206180867U (en) | 2016-07-15 | 2016-07-15 | Straight power converter of reversal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180867U (en) |
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2016
- 2016-07-15 CN CN201620744095.2U patent/CN206180867U/en active Active
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