CN205692083U - A kind of small-sized DC pressure regulator - Google Patents
A kind of small-sized DC pressure regulator Download PDFInfo
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- CN205692083U CN205692083U CN201620558118.0U CN201620558118U CN205692083U CN 205692083 U CN205692083 U CN 205692083U CN 201620558118 U CN201620558118 U CN 201620558118U CN 205692083 U CN205692083 U CN 205692083U
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- digital
- regulation resistance
- module
- digital regulation
- outfan
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Abstract
The utility model discloses a kind of small-sized DC pressure regulator, including digital regulation resistance module, voltage regulator module, controller module, display apparatus module and power module, digital regulation resistance module includes the first digital regulation resistance, second digital regulation resistance and the 3rd digital regulation resistance, first digital regulation resistance is being connected with the 3rd digital regulation resistance with after the second digital regulation resistance parallel connection, first digital regulation resistance is connected with voltage regulator module, controller module includes input, first outfan, second outfan and the 3rd outfan, first outfan of controller module and the first digital regulation resistance connect, second outfan of controller module and the second digital regulation resistance connect, 3rd outfan of controller module and the 3rd digital regulation resistance connect, voltage regulator module is connected with the input of controller module；This utility model has output voltage values precision height, output voltage values wide ranges, the intensive classification of voltage and advantages of simple structure and simple.
Description
Technical field
This utility model belongs to electrical and electronic technology field, is specifically related to a kind of small-sized DC pressure regulator.
Background technology
Pressure regulator, is the instrument commonly used of a kind of electrician, because of simple and practical, debugs at electrical equipment, overhauls, a large amount of when safeguarding
Use.Conventional PWM control mode i.e. pulse width modulation control method, is based on to high potential in each voltage output cycle
The change of dutycycle controls the size of the meansigma methods of equal value of pulsating volage thus regulates output voltage, is a pulsating quantity.This
The mode of kind typically requires and uses special converting means, and under certain precision conditions, its range of accommodation is restricted, output electricity
Pressure narrow range, and its precision is also transformed into the factors such as method that DC voltage uses and transformation device used by pwm pulse
Impact, precision is the highest.
Summary of the invention
Technical problem to be solved in the utility model is to propose a kind of small-sized DC for above-mentioned the deficiencies in the prior art
Pressure regulator, this small-sized DC pressure regulator has output voltage values precision height, output voltage values wide ranges, the intensive classification of voltage and knot
The advantages such as structure is simple.
For realizing above-mentioned technical purpose, the technical scheme that this utility model is taked is:
A kind of small-sized DC pressure regulator, including digital regulation resistance module, voltage regulator module, controller module, display
Device module and power module, described digital regulation resistance module includes the first digital regulation resistance, the second digital regulation resistance and the 3rd number
Word potentiometer, described first digital regulation resistance and the second digital regulation resistance are in parallel, and described first digital regulation resistance is counting with second
Connect with the series connection of the 3rd digital regulation resistance, described first digital regulation resistance and described voltage regulator module after word potentiometer parallel connection
Connecing, described controller module includes input, the first outfan, the second outfan and the 3rd outfan, described controller module
The first outfan be connected with described first digital regulation resistance, the second outfan of described controller module and second numeral current potential
Device connects, and the 3rd outfan of described controller module and the 3rd digital regulation resistance connect, described voltage regulator module and institute
The input stating controller module connects, and described controller module is connected with power module and display apparatus module the most respectively.
The technical scheme solved further as this utility model, described voltage regulator module includes integrated circuit
LM1084, electric capacity C1, electric capacity C2 and resistance R1, the input of described integrated circuit LM1084 is connected with described power module, institute
The positive pole of the input and electric capacity C1 of stating integrated circuit LM1084 is connected, and the negative pole of described electric capacity C1 connects ground wire, described collection
The adjustable side becoming circuit LM1084 is connected with described first digital regulation resistance, and the adjustable side of described integrated circuit LM1084 is with described
One end of resistance R1 connects, and the outfan of described integrated circuit LM1084 is connected with the other end of described resistance R1, described integrated
The outfan of circuit LM1084 is connected with the positive pole of described electric capacity C2, and the negative pole of described electric capacity C2 connects ground wire, described electric capacity
The positive pole of C2 is connected with the input of described controller module.
The technical scheme solved further as this utility model, described first digital regulation resistance uses the first digital resistance
Device X9312W, described second digital regulation resistance uses the second digital resistor X9312W, described 3rd digital regulation resistance to use number
Word resistor X9312Z.
The technical scheme solved further as this utility model, the pin 3 of described first digital resistor X9312W with
The pin 3 of described second digital resistor X9312W connects, the pin 6 and described second of described first digital resistor X9312W
The pin 6 of digital resistor X9312W connects, pin 6 and the described digital resistor of described first digital resistor X9312W
The pin 3 of X9312Z connects, and the pin 6 of described digital resistor X9312Z connects ground wire, the first of described controller module
Outfan is connected with the pin 5 of described first digital resistor X9312W, the second outfan of described controller module and second
The pin 5 of digital resistor X9312W connects, the 3rd outfan of described controller module and drawing of digital resistor X9312Z
Foot 5 connects, and the adjustable side of described integrated circuit LM1084 is connected with the pin 3 of described first digital resistor X9312W.
The technical scheme solved further as this utility model, described controller module uses MSP430f169 monolithic
Machine.
The technical scheme solved further as this utility model, described display apparatus module includes interconnective 5 figure places
Code pipe and drive circuit, described MSP430f169 single-chip microcomputer is connected with described 5 Digital sum pipes by described drive circuit.
In the course of the work, controller module is by regulating the first digital regulation resistance, the second numeral current potential for this utility model
Resistance in device and the 3rd digital regulation resistance thus in the range of 1.5V to 15V, produce corresponding DC voltage, the first numeral
The mutual series-parallel mixing connection of potentiometer, the second digital regulation resistance and the 3rd digital regulation resistance improves spirit of the present utility model
Sensitivity so that by more careful for voltage classification in the voltage range of the 1.5V to 15V of output, to voltage high accuracy control,
Direct-current motor drives can also be saved in structure；Therefore the constant DC voltage of power module is passed through to divide by this utility model
Export after step voltage conversion, it is possible in the range of 1.5V to 15V, pass through the most defeated of Automatic Program ground continuous control DC voltage
Go out；Voltage regulator module voltage and current under the control of controller module, needed for providing for load；Power module provides
Electric energy required for utility model works and the input voltage required for voltage regulator module；Display apparatus module is according to control
The output voltage values the showing voltage regulator module output the most of the present utility model that the control instruction of device module processed is real-time is electric
Pressure value.
Accompanying drawing explanation
Fig. 1 is the circuit theory schematic diagram of digital regulation resistance module of the present utility model and voltage regulator module.
Fig. 2 is the circuit theory schematic diagram of controller module of the present utility model, display apparatus module and power module.
Detailed description of the invention
Below according to Fig. 1 and Fig. 2, detailed description of the invention of the present utility model is further illustrated:
Seeing Fig. 2, a kind of small-sized DC pressure regulator, including digital regulation resistance module, voltage regulator module, controller mould
Block, display apparatus module and power module, described digital regulation resistance module include the first digital regulation resistance, the second digital regulation resistance and
3rd digital regulation resistance, described first digital regulation resistance and the second digital regulation resistance are in parallel, described first digital regulation resistance with
Connect with the 3rd digital regulation resistance after second digital regulation resistance parallel connection, described first digital regulation resistance and described voltage regulator mould
Block connects, and described controller module includes input, the first outfan, the second outfan and the 3rd outfan, described controller
First outfan of module is connected with described first digital regulation resistance, the second outfan of described controller module and the second numeral
Potentiometer connects, and the 3rd outfan of described controller module and the 3rd digital regulation resistance connect, described voltage regulator module
Being connected with the input of described controller module, described controller module is connected with power module and display apparatus module the most respectively.
Further, see Fig. 1, described voltage regulator module include integrated circuit LM1084, electric capacity C1, electric capacity C2 and
Resistance R1, the input of described integrated circuit LM1084 is connected with described power module, the input of described integrated circuit LM1084
End also positive pole with electric capacity C1 is connected, and the negative pole connection of described electric capacity C1 has ground wire, the adjustable side of described integrated circuit LM1084
Being connected with described first digital regulation resistance, the adjustable side of described integrated circuit LM1084 is connected with one end of described resistance R1, institute
The other end of the outfan and described resistance R1 of stating integrated circuit LM1084 is connected, the outfan of described integrated circuit LM1084 with
The positive pole of described electric capacity C2 connects, and the negative pole of described electric capacity C2 connects ground wire, the positive pole of described electric capacity C2 and described controller
The input of module connects.
Seeing Fig. 1, described first digital regulation resistance uses the first digital resistor X9312W, described second digital regulation resistance
The second digital resistor X9312W, described 3rd digital regulation resistance is used to use digital resistor X9312Z.
See the pin 3 of Fig. 1, described first digital resistor X9312W with described second digital resistor X9312W's
Pin 3 connects, and the pin 6 of described first digital resistor X9312W is with the pin 6 of described second digital resistor X9312W even
Connecing, the pin 6 of described first digital resistor X9312W is connected with the pin 3 of described digital resistor X9312Z, described numeral
The pin 6 of resistor X9312Z connects ground wire, the first outfan of described controller module and described first digital resistor
The pin 5 of X9312W connects, and the second outfan of described controller module and the pin 5 of the second digital resistor X9312W are even
Connecing, the 3rd outfan of described controller module is connected with the pin 5 of digital resistor X9312Z, described integrated circuit LM1084
Adjustable side be connected with the pin 3 of described first digital resistor X9312W.
Described controller module uses MSP430f169 single-chip microcomputer.Described display apparatus module includes interconnective 5 figure places
Code pipe and drive circuit, described MSP430f169 single-chip microcomputer is connected with described 5 Digital sum pipes by described drive circuit.
Seeing Fig. 1 and Fig. 2, power module of the present utility model provides the input dc power of 24V for integrated circuit LM1084
Pressure, as the DC voltage input ic LM1084 of 24V, will produce output voltage, and output voltage is in the range of 1.5V extremely
15V, maximum output current 5A；First outfan of controller module regulates the resistance value of the first digital resistor X9312W, control
Second outfan of device module processed regulates the resistance value of the second digital resistor X9312W, and the 3rd outfan of controller module is adjusted
The resistance value of joint digital resistor X9312Z, the output voltage values of voltage regulator module is along with the first digital resistor
X9312W, the change of resistance value of the second digital resistor X9312W and digital resistor X9312Z and change, voltage regulator
Integrated circuit LM1084 in module is based on the digital regulation resistance module being connected with the adjustable side of integrated circuit LM1084 and resistance
R1 is changed, voltage regulator by the programme-control in controller module in the range of making output voltage values at 1.5V to 15V
The voltage signal of module output feeds back to controller module, and controller module retransmits signal to display apparatus module, display mould
The output voltage values of 5 Digital sum pipe display voltage regulator modules in block, power module also provides electric energy for controller module.
In the present embodiment, the connection of the equal indication circuit of these labellings of Vin, Vm, P1, P2 and P3 of mentioning in Fig. 1 and Fig. 2 is closed
System.
Protection domain of the present utility model includes but not limited to embodiment of above, and protection domain of the present utility model is with power
Profit claim is as the criterion, and replacement that any those skilled in the art making this technology is readily apparent that, deforms, improves and each fall within
Protection domain of the present utility model.
Claims (6)
1. a small-sized DC pressure regulator, it is characterised in that: include digital regulation resistance module, voltage regulator module, controller
Module, display apparatus module and power module, described digital regulation resistance module includes the first digital regulation resistance, the second digital regulation resistance
In parallel with the 3rd digital regulation resistance, described first digital regulation resistance and the second digital regulation resistance, described first digital regulation resistance exists
Connect with the 3rd digital regulation resistance with after the second digital regulation resistance parallel connection, described first digital regulation resistance and described voltage regulator
Module connects, and described controller module includes input, the first outfan, the second outfan and the 3rd outfan, described control
First outfan of device module is connected with described first digital regulation resistance, the second outfan of described controller module and the second number
Word potentiometer connects, and the 3rd outfan of described controller module and the 3rd digital regulation resistance connect, described voltage regulator mould
Block is connected with the input of described controller module, and described controller module connects with power module and display apparatus module the most respectively
Connect.
Small-sized DC pressure regulator the most according to claim 1, it is characterised in that: described voltage regulator module includes integrated
Circuit LM1084, electric capacity C1, electric capacity C2 and resistance R1, the input of described integrated circuit LM1084 is with described power module even
Connecing, the input of described integrated circuit LM1084 is connected with the positive pole of electric capacity C1, and the negative pole of described electric capacity C1 connects ground wire, institute
The adjustable side stating integrated circuit LM1084 is connected with described first digital regulation resistance, the adjustable side of described integrated circuit LM1084 with
One end of described resistance R1 connects, and the outfan of described integrated circuit LM1084 is connected with the other end of described resistance R1, described
The outfan of integrated circuit LM1084 is connected with the positive pole of described electric capacity C2, and the negative pole of described electric capacity C2 connects ground wire, described
The positive pole of electric capacity C2 is connected with the input of described controller module.
Small-sized DC pressure regulator the most according to claim 2, it is characterised in that: described first digital regulation resistance uses first
Digital resistor X9312W, described second digital regulation resistance uses the second digital resistor X9312W, described 3rd numeral current potential
Device uses digital resistor X9312Z.
Small-sized DC pressure regulator the most according to claim 3, it is characterised in that: described first digital resistor X9312W's
Pin 3 is connected with the pin 3 of described second digital resistor X9312W, the pin of described first digital resistor X9312W 6 with
The pin 6 of described second digital resistor X9312W connects, pin 6 and the described numeral of described first digital resistor X9312W
The pin 3 of resistor X9312Z connects, and the pin 6 of described digital resistor X9312Z connects ground wire, described controller module
The first outfan be connected with the pin 5 of described first digital resistor X9312W, the second outfan of described controller module
It is connected with the pin 5 of the second digital resistor X9312W, the 3rd outfan and digital resistor of described controller module
The pin 5 of X9312Z connects, the adjustable side of described integrated circuit LM1084 and the pin 3 of described first digital resistor X9312W
Connect.
5. according to the small-sized DC pressure regulator described in any one of claim 1-4, it is characterised in that: described controller module uses
MSP430f169 single-chip microcomputer.
Small-sized DC pressure regulator the most according to claim 5, it is characterised in that: described display apparatus module includes being connected with each other
5 Digital sum pipe and drive circuits, described MSP430f169 single-chip microcomputer is by described drive circuit and described 5 Digital sum Guan Lian
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558118.0U CN205692083U (en) | 2016-06-12 | 2016-06-12 | A kind of small-sized DC pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558118.0U CN205692083U (en) | 2016-06-12 | 2016-06-12 | A kind of small-sized DC pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205692083U true CN205692083U (en) | 2016-11-16 |
Family
ID=57261562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620558118.0U Expired - Fee Related CN205692083U (en) | 2016-06-12 | 2016-06-12 | A kind of small-sized DC pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205692083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107748589A (en) * | 2017-10-18 | 2018-03-02 | 京东方科技集团股份有限公司 | A kind of adjustable circuit of output voltage and its voltage adjusting method and display device |
-
2016
- 2016-06-12 CN CN201620558118.0U patent/CN205692083U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107748589A (en) * | 2017-10-18 | 2018-03-02 | 京东方科技集团股份有限公司 | A kind of adjustable circuit of output voltage and its voltage adjusting method and display device |
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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: 20161116 Termination date: 20170612 |