CN206411538U - A kind of DC power voltage stabilizing device - Google Patents
A kind of DC power voltage stabilizing device Download PDFInfo
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- CN206411538U CN206411538U CN201621291340.5U CN201621291340U CN206411538U CN 206411538 U CN206411538 U CN 206411538U CN 201621291340 U CN201621291340 U CN 201621291340U CN 206411538 U CN206411538 U CN 206411538U
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- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000013021 overheating Methods 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001459 mortal effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of DC power voltage stabilizing device, by the first electric capacity to the 4th electric capacity, resistance, first diode, second diode, three terminal regulator and potentiometer composition, main voltage stabilizing is carried out by three terminal regulator IC, chip internal sets overcurrent protection, chip overheating is protected and the protection of adjustment pipe safety operation area, DC supply input is between 9 16V, it is output as 9 12V continuously adjustabes, output voltage is adjusted by potentiometer, input voltage is tentatively filtered through the first electric capacity, first diode and the second diode full-wave rectification, stable voltage is exported after the finally filtering of 4th electric capacity, compared with prior art, the utility model is constituted using a small number of electronic components, it is with low cost, equipment is light, output voltage being capable of continuously adjustabe, it is easy to use, value with popularization and application.
Description
Technical field
The utility model is related to a kind of power technology, more particularly to a kind of DC power voltage stabilizing device.
Background technology
As society burns the wind, electrical equipment is growing day by day.But aging and the lagging in development of electrical power distribution facility, and
Design the reasons such as bad and electricity shortage and cause the too low of terminal temperature difference voltage, and then frequent voltage is higher by the end of a thread user.To with
Electric equipment is particularly the high and new technology strict to voltage request and precision equipment, just as not insuring.
Unstable voltage can cause mortal injury or misoperation to equipment, and influence production causes delivery date delay, quality
It is unstable to wait many-sided loss.The aging of acceleration equipment, influence service life even burn accessory simultaneously, owner is faced needs
The puzzlement of maintenance in a short time will more new equipment, waste of resource；Even security incident occurs for severe patient, causes immeasurable
Loss.
In the prior art, voltage-stabilized power supply is constituted using transformer mostly, and equipment volume is big, and cost is high, weight weight, therefore,
There is room for improvement.
Utility model content
The purpose of this utility model is that provides a kind of DC power voltage stabilizing device to solve the above problems.
The utility model is achieved through the following technical solutions above-mentioned purpose：
The utility model is by the first electric capacity to the 4th electric capacity, resistance, the first diode, the second diode, three terminal regulator
With potentiometer composition, the first electric capacity is that 300uf, the second electric capacity are that 470uf, the 3rd electric capacity are that 100uf, the 4th electric capacity are
1000uf, resistance be 2k Ω, the first diode and the second diode model be IN4001, three terminal regulator model LM317,
Potentiometer is 47k Ω.
Specifically, DC power anode input connects with the first end of the first electric capacity and the input of three terminal regulator simultaneously
Connect, DC power cathode input simultaneously with the second end of the first electric capacity, the first end of the second electric capacity, the 3rd electric capacity first
End, the sliding end of potentiometer, the first end of potentiometer, the first end of the 4th electric capacity and the connection of DC power cathode output end, three
Hold voltage-stablizer negative pole simultaneously with the second end of the 3rd electric capacity, the positive pole of the second diode, the first end of resistance and potentiometer
Second end is connected, and the second end of the second electric capacity is connected with the negative pole of the first diode, the positive pole of the first diode and the two or two pole
The negative pole connection of pipe, the second end, the second end of the 4th electric capacity and cathode power supply of the output end of three terminal regulator simultaneously with resistance
Output end is connected.
The beneficial effects of the utility model are：
The utility model is a kind of DC power voltage stabilizing device, compared with prior art, and the utility model is using a small number of electricity
Sub- component is constituted, and with low cost, equipment is light, and output voltage being capable of continuously adjustabe, easy to use, the valency with popularization and application
Value.
Brief description of the drawings
Fig. 1 is circuit structure schematic diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1：The utility model is by the first electric capacity C1 to the 4th electric capacity C4, resistance R, the first diode D1, second
Diode D2, three terminal regulator IC and potentiometer RP compositions, the first electric capacity C1 is that 300uf, the second electric capacity C2 are 470uf, the 3rd
Electric capacity C3 is that 100uf, the 4th electric capacity C4 are that 1000uf, resistance R are that 2k Ω, the first diode D1 and the second diode D2 models are equal
It is 47k Ω for IN4001, three terminal regulator IC models LM317, potentiometer RP.
Specifically, DC power anode input IN+ simultaneously with the first electric capacity C1 first end and three terminal regulator IC
Input connect, DC power cathode input IN- simultaneously with the first electric capacity C1 the second end, the second electric capacity C2 first end,
3rd electric capacity C3 first end, potentiometer RP sliding end, potentiometer RP first end, the 4th electric capacity C4 first end and direct current
The OUT- connections of power cathode output end, three terminal regulator IC negative pole the second end simultaneously with the 3rd electric capacity C3, the second diode
The second end connection of D2 positive pole, resistance R first end and potentiometer RP, the second electric capacity C2 the second end and the first diode D1
Negative pole connection, the first diode D1 positive pole is connected with the second diode D2 negative pole, and three terminal regulator IC output end is same
When be connected with resistance R the second end, the 4th electric capacity C4 the second end and cathode power supply output end OUT+.
Operation principle of the present utility model is as follows：
The utility model carries out main voltage stabilizing by three terminal regulator IC, and chip internal sets overcurrent protection, chip mistake
Thermal protection and the protection of adjustment pipe safety operation area, DC supply input are between 9-16V, to be output as 9-12V continuously adjustabes, pass through
Potentiometer RP adjusts output voltage, and input voltage is tentatively filtered through the first electric capacity C1, the first diode D1 and the second diode D2
Full-wave rectification, stable voltage, easy to use, the value with popularization and application are exported after the 4th electric capacity C4 finally filtering.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (1)
1. a kind of DC power voltage stabilizing device, it is characterised in that：By the first electric capacity to the 4th electric capacity, resistance, the first diode, second
Diode, three terminal regulator and potentiometer composition, the first electric capacity are that 300uf, the second electric capacity are that 470uf, the 3rd electric capacity are
100uf, the 4th electric capacity are that 1000uf, resistance are that 2k Ω, the first diode and the second diode model are that IN4001, three ends are steady
Depressor model LM317, potentiometer are 47k Ω；DC power anode input first end with the first electric capacity and three ends simultaneously
Voltage-stablizer input connection, DC power cathode input simultaneously with the second end of the first electric capacity, the first end of the second electric capacity,
First end, the sliding end of potentiometer, the first end of potentiometer, the first end of the 4th electric capacity and the DC power cathode of 3rd electric capacity
Output end is connected, the negative pole of three terminal regulator simultaneously with the second end of the 3rd electric capacity, the positive pole of the second diode, resistance first
End and the second end of potentiometer are connected, and the second end of the second electric capacity is connected with the negative pole of the first diode, and the first diode is just
Pole is connected with the negative pole of the second diode, the output end of three terminal regulator the second end simultaneously with resistance, the second of the 4th electric capacity
End and the connection of cathode power supply output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621291340.5U CN206411538U (en) | 2016-11-29 | 2016-11-29 | A kind of DC power voltage stabilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621291340.5U CN206411538U (en) | 2016-11-29 | 2016-11-29 | A kind of DC power voltage stabilizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411538U true CN206411538U (en) | 2017-08-15 |
Family
ID=59549951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621291340.5U Expired - Fee Related CN206411538U (en) | 2016-11-29 | 2016-11-29 | A kind of DC power voltage stabilizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206411538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111124024A (en) * | 2019-12-10 | 2020-05-08 | 洛阳隆盛科技有限责任公司 | Low-power 0V starting linear power supply circuit |
-
2016
- 2016-11-29 CN CN201621291340.5U patent/CN206411538U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111124024A (en) * | 2019-12-10 | 2020-05-08 | 洛阳隆盛科技有限责任公司 | Low-power 0V starting linear power supply circuit |
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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: 20170815 Termination date: 20181129 |