CN207442507U - A kind of distribution transformer - Google Patents
A kind of distribution transformer Download PDFInfo
- Publication number
- CN207442507U CN207442507U CN201721690971.9U CN201721690971U CN207442507U CN 207442507 U CN207442507 U CN 207442507U CN 201721690971 U CN201721690971 U CN 201721690971U CN 207442507 U CN207442507 U CN 207442507U
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- CN
- China
- Prior art keywords
- voltage
- stablizer
- capacitance
- output
- transformer
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- 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.)
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Abstract
The utility model discloses a kind of distribution transformers, including transformer, rectifier, first capacitance to the 3rd capacitance, first resistor, second resistance, first voltage-stablizer, second voltage-stablizer, potentiometer, ammeter and voltmeter, by the pressure limiting of the second voltage-stablizer, 5V voltages are directly exported after 3rd capacitor filtering, it is exported all the way as stabilization, another way passes through the first voltage-stablizer voltage stabilizing, potentiometer adjusts the voltage stabilizing output of the first voltage-stablizer, output is exported after the second capacitor filtering by output voltage continuously adjustable 1 24V, during adjusting, output voltage and electric current are judged by ammeter and voltmeter.Compared with prior art, the utility model is exported with two-way, and it is continuously adjustable to export 1 24V all the way, in order to adjust the needs voltage most adapted to, while the 5V voltages that there is another way to stablize, it is adapted to conventional lithium battery and charges, it is easy to use, it has the value of popularization and application.
Description
Technical field
The utility model is related to a kind of transformer more particularly to a kind of distribution transformers.
Background technology
Transformer action is voltage transformation, current transformation, impedance conversion, isolation, voltage stabilizing (magnetic saturation transformer) etc..By use
Way can be divided into：Power transformer and special transformer (electric furnace change, rectification change, power frequency testing transformer, pressure regulator, it is mining become,
Audio-frequency transformer, intermediate-frequency transformer, high frequency transformer, impact transformer, instrument transformer, electronic transformer, reactor, mutual inductance
Device) etc., but in the prior art, be generally difficult in adapt to accumulator for the transformer of charging, in addition cannot adapt to lithium battery simultaneously
It charges, accordingly, there exist rooms for improvement.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of distribution transformer.
The utility model is achieved through the following technical solutions above-mentioned purpose：
The utility model includes transformer, rectifier, the first capacitance to the 3rd capacitance, first resistor, second resistance, first
Voltage-stablizer, the second voltage-stablizer, potentiometer, ammeter and voltmeter, the input side both ends of transformer are connected with AC power, transformation
The both ends of device outlet side and the two of rectifier input terminals connect, the cathode output end of rectifier while first with the first capacitance
End is connected with the first end of first resistor, the cathode output end of rectifier while second end with the first capacitance, the of potentiometer
One end, the cathode of the second voltage-stablizer, the first end of the 3rd capacitance, the first end of the second capacitance, the connection of the first end of voltmeter, and
As the first output terminal and the cathode of second output terminal, the second end of first resistor simultaneously with the input terminal of the first voltage-stablizer and the
The input terminal connection of two voltage-stablizers, the output terminal of the first voltage-stablizer simultaneously with the first end of second resistance, the second capacitance second
End is connected with the first end of ammeter, the cathode of the first voltage-stablizer and meanwhile with the second end of potentiometer, the sliding end of potentiometer and
The second end connection of second resistance, the second end of ammeter and the second end of voltmeter connect, and are used as the first output head anode,
The output terminal of second voltage-stablizer is connected with the second end of the 3rd capacitance, and is used as second output terminal anode.
The beneficial effects of the utility model are：
The utility model is a kind of distribution transformer, and compared with prior art, the utility model is exported with two-way, all the way
It is continuously adjustable to export 1-24V, in order to adjust the needs voltage most adapted to, while the 5V voltages that there is another way to stablize, it fits
It should charge in conventional lithium battery, it is easy to use, it has the value of popularization and application.
Description of the drawings
Fig. 1 is the circuit structure schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1：The utility model includes transformer T, rectifier DR, the first capacitance C1 to the 3rd capacitance C3, first
Resistance R1, second resistance R2, the first voltage-stablizer U1, the second voltage-stablizer U2, potentiometer RP, ammeter A and voltmeter V, transformer T
Input side both ends be connected with AC power AC, the both ends of transformer T outlet sides are connected with two input terminals of rectifier DR, whole
The cathode output end of stream device DR is connected simultaneously with the first end of the first capacitance C1 and the first end of first resistor R1, rectifier DR's
Cathode output end simultaneously with the second end of the first capacitance C1, the first end of potentiometer RP, the cathode of the second voltage-stablizer U2, the 3rd electricity
Hold the first end of C3, the first end of the second capacitance C2, the connection of the first end of voltmeter V, and as the first output terminal OUT1 and the
The cathode of two output terminal OUT2, the second end of first resistor R1 while input terminal and the second voltage-stablizer U2 with the first voltage-stablizer U1
Input terminal connection, the output terminal of the first voltage-stablizer U1 first end, the second end of the second capacitance C2 with second resistance R2 simultaneously
It is connected with the first end of ammeter A, the cathode slip with the second end, potentiometer RP of potentiometer RP simultaneously of the first voltage-stablizer U1
End is connected with the second end of second resistance R2, and the second end of ammeter A is connected with the second end of voltmeter V, and defeated as first
Outlet anode, the output terminal of the second voltage-stablizer U2 are connected with the second end of the 3rd capacitance C3, and are used as second output terminal anode.
The operation principle of the utility model is as follows：
AC power AC divides after transformer T decompressions, rectifier DR rectifications, the first capacitance C1 filtering through first resistor R1
Two-way is separately input into the first voltage-stablizer U1 and the second voltage-stablizer U2, is filtered by the pressure limiting of the second voltage-stablizer U2, the 3rd capacitance C3
5V voltages are directly exported after ripple, are exported all the way as stabilization, for another way by the first voltage-stablizer U1 voltage stabilizings, potentiometer RP adjusts the
The voltage stabilizing output of one voltage-stablizer U1 exports the output after the second capacitance C2 filtering and, by output voltage continuously adjustable 1-24V, adjusts
When, output voltage and electric current are judged by ammeter A and voltmeter V.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (1)
1. a kind of distribution transformer, it is characterised in that：Including transformer, rectifier, the first capacitance to the 3rd capacitance, the first electricity
Resistance, second resistance, the first voltage-stablizer, the second voltage-stablizer, potentiometer, ammeter and voltmeter, the input side both ends of transformer with
AC power connects, and the both ends of transformer outlet side and the two of rectifier input terminals connect, and the cathode output end of rectifier is same
When be connected with the first end of the first capacitance and the first end of first resistor, the cathode output end of rectifier simultaneously with the first capacitance
Second end, the first end of potentiometer, the cathode of the second voltage-stablizer, the first end of the 3rd capacitance, the first end of the second capacitance, voltage
The first end connection of table, and be used as the first output terminal and the cathode of second output terminal, the second end of first resistor while with first
The input terminal of the input terminal of voltage-stablizer and the second voltage-stablizer connects, the output terminal of the first voltage-stablizer while first with second resistance
End, the second end of the second capacitance connects with the first end of ammeter, the cathode of the first voltage-stablizer while second end with potentiometer,
The sliding end of potentiometer is connected with the second end of second resistance, and the second end of ammeter and the second end of voltmeter connect, and make
For the first output head anode, the output terminal of the second voltage-stablizer is connected with the second end of the 3rd capacitance, and as second output terminal just
Pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690971.9U CN207442507U (en) | 2017-12-07 | 2017-12-07 | A kind of distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690971.9U CN207442507U (en) | 2017-12-07 | 2017-12-07 | A kind of distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207442507U true CN207442507U (en) | 2018-06-01 |
Family
ID=62285956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721690971.9U Expired - Fee Related CN207442507U (en) | 2017-12-07 | 2017-12-07 | A kind of distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207442507U (en) |
-
2017
- 2017-12-07 CN CN201721690971.9U patent/CN207442507U/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: 20180601 Termination date: 20181207 |