CN204028606U - A kind of digital light controller - Google Patents
A kind of digital light controller Download PDFInfo
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- CN204028606U CN204028606U CN201420364658.6U CN201420364658U CN204028606U CN 204028606 U CN204028606 U CN 204028606U CN 201420364658 U CN201420364658 U CN 201420364658U CN 204028606 U CN204028606 U CN 204028606U
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Abstract
The utility model discloses a kind of digital light controller, it comprises the constant pressure source and the constant current source that are connected with 220V input voltage respectively; Constant pressure source is connected with microprocessor by DC-DC converter, and microprocessor is connected with touch-screen, sample circuit and electrical source exchange module respectively; Electrical source exchange module is connected with constant pressure source, constant current source and trigger circuit respectively; Trigger circuit are connected with sample circuit and digital light respectively; Sample circuit comprises voltage sampling circuit and voltage sampling circuit.This digital light source controller gathers the voltage and current of light source in real time by sample circuit, the signal of collection, after microprocessor processes, shows by touch-screen, makes staff can observe intuitively operational voltage value and the current value of light source.
Description
Technical field
The utility model relates to a kind of controller, is specifically related to a kind of digital light controller.
Background technology
In suitability for industrialized production, intelligentized quality detection system generally uses in the whole world, and the digital light of machine (hereinafter to be referred as " light source ") is one of important composition parts.General light source is made up of LED, PCB and shell, and the brightness of light source is by light-source controller controls, and light source controller can be controlled electric current, the voltage of light source.
The control of the voltage of the controller of most of light sources to light source, electric current is to adopt regulator potentiometer (variable resistor) to realize; By regulating variable-resistance resistance value to change operating voltage, the electric current of light source, thereby can control the brightness of light source; But above control mode is directly to learn concrete operational voltage value and the current value of light source, and intuitive is inadequate, and application risk is large.
Utility model content
For above-mentioned deficiency of the prior art, the digital light controller that the utility model provides is difficult to the directly voltage to light source controller, the problem that electric current directly shows.
In order to reach foregoing invention object, the technical scheme that the digital light controller that embodiment of the utility model provides adopts is: comprise the constant pressure source and the constant current source that are connected with 220V input voltage respectively; Constant pressure source is connected with microprocessor by DC-DC converter, and microprocessor is connected with touch-screen, sample circuit and electrical source exchange module respectively; Electrical source exchange module is connected with constant pressure source, constant current source and trigger circuit respectively; Trigger circuit are connected with sample circuit and digital light respectively; Sample circuit comprises voltage sampling circuit and voltage sampling circuit.
Constant pressure source comprises the first triode Q1 and the first resistance R 1; The first resistance R 1 input end is connected with 220V input voltage, and its output terminal is connected with the collector of the first triode Q1 and the base stage of the second triode Q2 respectively; The emitter of the first triode Q1 is connected with the output terminal of the 3rd resistance R 3, and the base stage of the first triode Q1 is connected with the input end of the 3rd resistance R 3 and the output terminal of the second resistance R 2 respectively; The base stage of the second triode Q2 is connected with 220V input voltage, and the emitter of the second triode Q2 is connected with the input end of the second resistance R 2.
Constant current source comprises the 4th resistance R 4, the first operational amplifier A 1 and the 3rd triode Q3; The input end of the 4th resistance R 4, the positive power source terminal of the first operational amplifier A 1 and the 3rd triode Q3 collector are all connected with 220V input voltage; The output terminal of the 4th resistance R 4 is connected with one end, the input end of the 5th resistance R 5 and the inverting input of the first operational amplifier A 1 of diode D1 respectively; The emitter of the 3rd triode Q3 is connected with the in-phase input end of the first operational amplifier A 1 and the input end of the 6th resistance R 6 respectively; The base stage of the 3rd triode Q3 is connected with the output terminal of the first operational amplifier A 1; The other end of diode D1 is connected with the output terminal of the 5th resistance R 5 and the output terminal of the 6th resistance R 6 respectively.
Trigger circuit comprise the 7th resistance R the 7 and the 11 resistance R 11; The input end of the 7th resistance R 7 and the 11 resistance R 11 is connected with electrical source exchange module respectively; The output terminal of the 7th resistance R 7 is connected with the collector of the 4th triode Q4 and the output terminal of the tenth resistance R 10 respectively; The output terminal of the 11 resistance R 11 is connected with the emitter of the 5th triode Q5, and the base stage of the 5th triode Q5 is connected with the input end of the tenth resistance R 10 and the input end of the 9th resistance R 9 respectively; The output terminal of the 9th resistance R 9 is connected with the input end of the 8th resistance R 8; The emitter of the 4th triode Q4 is connected with the emitter of the 5th triode Q5 and the output terminal of the 8th resistance R 8 respectively; The base stage of the 4th triode Q4 is connected with digital light.
Compared with prior art, the beneficial effects of the utility model are:
This digital light source controller by sample circuit in real time the voltage to light source, electric current gather, the signal of collection, after microprocessor processes, shows by touch-screen, makes staff can observe intuitively operational voltage value and the current value of light source; By microprocessor, output transverse electric pressure or continuous current are switched; Avoid exporting unsettled voltage or electric current and cause digital light damaged, reduce the application risk of light source control, use safer.
Brief description of the drawings
Fig. 1 is the theory diagram of an embodiment of digital light controller;
Fig. 2 is the circuit diagram of an embodiment of constant pressure source;
Fig. 3 is the circuit diagram of an embodiment of constant current source;
Fig. 4 is the circuit diagram of an embodiment of trigger circuit.
Embodiment
Below embodiment of the present utility model is described; so that those skilled in the art understand the utility model; but should be clear; the utility model is not limited to the scope of embodiment; to those skilled in the art; as long as various variations appended claim limit and the spirit and scope of the present utility model determined in, these variations are apparent, all innovation and creation that utilize the utility model design are all at the row of protection.
With reference to figure 1, it is the theory diagram of an embodiment of digital light controller; The technical scheme of the digital light controller sampling of the present embodiment is:
Comprise the constant pressure source and the constant current source that are connected with 220V input voltage respectively; Constant pressure source is connected with microprocessor by DC-DC converter, and microprocessor is connected with touch-screen, sample circuit and electrical source exchange module respectively; Electrical source exchange module is connected with constant pressure source, constant current source and trigger circuit respectively; Trigger circuit are connected with sample circuit and digital light respectively; Sample circuit can comprise voltage sampling circuit, voltage sampling circuit and temperature sampling circuit.
Sample circuit gathers voltage, electric current and the temperature of light source in real time, and by gather signal after microprocessor processes, show by touch-screen, make staff can observe intuitively operational voltage value and the current value of light source.
With reference to figure 2, it is the circuit diagram of an embodiment of constant pressure source of digital light controller, and its preferred embodiment is:
Constant pressure source comprises the first triode Q1 and the first resistance R 1; The first resistance R 1 input end is connected with 220V input voltage, and its output terminal is connected with the collector of the first triode Q1 and the base stage of the second triode Q2 respectively; The emitter of the first triode Q1 is connected with the output terminal of the 3rd resistance R 3, and the base stage of the first triode Q1 is connected with the input end of the 3rd resistance R 3 and the output terminal of the second resistance R 2 respectively; The base stage of the second triode Q2 is connected with 220V input voltage, and the emitter of the second triode Q2 is connected with the input end of the second resistance R 2.
With reference to figure 3, it is the circuit diagram of an embodiment of constant current source of digital light controller, and its preferred embodiment is:
Constant current source comprises the 4th resistance R 4, the first operational amplifier A 1 and the 3rd triode Q3; The input end of the 4th resistance R 4, the positive power source terminal of the first operational amplifier A 1 and the 3rd triode Q3 collector are all connected with 220V input voltage; The output terminal of the 4th resistance R 4 is connected with one end, the input end of the 5th resistance R 5 and the inverting input of the first operational amplifier A 1 of diode D1 respectively; The emitter of the 3rd triode Q3 is connected with the in-phase input end of the first operational amplifier A 1 and the input end of the 6th resistance R 6 respectively; The base stage of the 3rd triode Q3 is connected with the output terminal of the first operational amplifier A 1; The other end of diode D1 is connected with the output terminal of the 5th resistance R 5 and the output terminal of the 6th resistance R 6 respectively.
In an embodiment of the present utility model, between the inverting input of the first operational amplifier A 1 and the 6th resistance R 6, be also connected with the first capacitor C 1.
With reference to figure 4, it is the circuit diagram of an embodiment of trigger circuit of digital light controller, and its preferred embodiment is:
Trigger circuit comprise the 7th resistance R the 7 and the 11 resistance R 11; The input end of the 7th resistance R 7 and the 11 resistance R 11 is connected with electrical source exchange module respectively; The output terminal of the 7th resistance R 7 is connected with the collector of the 4th triode Q4 and the output terminal of the tenth resistance R 10 respectively; The output terminal of the 11 resistance R 11 is connected with the emitter of the 5th triode Q5, and the base stage of the 5th triode Q5 is connected with the input end of the tenth resistance R 10 and the input end of the 9th resistance R 9 respectively; The output terminal of the 9th resistance R 9 is connected with the input end of the 8th resistance R 8; The emitter of the 4th triode Q4 is connected with the emitter of the 5th triode Q5 and the output terminal of the 8th resistance R 8 respectively; The base stage of the 4th triode Q4 is connected with digital light.
The circuit structure that above-mentioned constant pressure source, constant current source and trigger circuit display is its preferred circuit structure diagram, and constant pressure source, constant current source and trigger circuit adopt these components and parts compositions can effectively simplify their circuit structure, improve serviceable life, reduce energy consumption; But, this programme also can not only be confined to the above-mentioned circuit structure coming that illustrates, it also can adopt other forms of circuit diagram.
Claims (3)
1. a digital light controller, is characterized in that: comprise the constant pressure source and the constant current source that are connected with 220V input voltage respectively; Described constant pressure source is connected with microprocessor by DC-DC converter, and described microprocessor is connected with touch-screen, sample circuit and electrical source exchange module respectively; Described electrical source exchange module is connected with constant pressure source, constant current source and trigger circuit respectively; Described trigger circuit are connected with sample circuit and digital light respectively; Described sample circuit comprises voltage sampling circuit and voltage sampling circuit;
Described constant pressure source comprises the first triode Q1 and the first resistance R 1; Described the first resistance R 1 input end is connected with 220V input voltage, and its output terminal is connected with the collector of the first triode Q1 and the base stage of the second triode Q2 respectively; The emitter of described the first triode Q1 is connected with the output terminal of the 3rd resistance R 3, and the base stage of the first triode Q1 is connected with the input end of the 3rd resistance R 3 and the output terminal of the second resistance R 2 respectively; The base stage of described the second triode Q2 is connected with 220V input voltage, and the emitter of the second triode Q2 is connected with the input end of the second resistance R 2;
Described constant current source comprises the 4th resistance R 4, the first operational amplifier A 1 and the 3rd triode Q3; The input end of described the 4th resistance R 4, the positive power source terminal of the first operational amplifier A 1 and the 3rd triode Q3 collector are all connected with 220V input voltage; The output terminal of described the 4th resistance R 4 is connected with one end, the input end of the 5th resistance R 5 and the inverting input of the first operational amplifier A 1 of diode D1 respectively; The emitter of described the 3rd triode Q3 is connected with the in-phase input end of the first operational amplifier A 1 and the input end of the 6th resistance R 6 respectively; The base stage of described the 3rd triode Q3 is connected with the output terminal of the first operational amplifier A 1; The other end of described diode D1 is connected with the output terminal of the 5th resistance R 5 and the output terminal of the 6th resistance R 6 respectively;
Described trigger circuit comprise the 7th resistance R the 7 and the 11 resistance R 11; The input end of described the 7th resistance R 7 and the 11 resistance R 11 is connected with electrical source exchange module respectively; The output terminal of described the 7th resistance R 7 is connected with the collector of the 4th triode Q4 and the output terminal of the tenth resistance R 10 respectively; The output terminal of described the 11 resistance R 11 is connected with the emitter of the 5th triode Q5, and the base stage of the 5th triode Q5 is connected with the input end of the tenth resistance R 10 and the input end of the 9th resistance R 9 respectively; The output terminal of described the 9th resistance R 9 is connected with the input end of the 8th resistance R 8; The emitter of described the 4th triode Q4 is connected with the emitter of the 5th triode Q5 and the output terminal of the 8th resistance R 8 respectively; The base stage of the 4th triode Q4 is connected with digital light.
2. digital light controller according to claim 1, is characterized in that: described sample circuit also comprises temperature sampling circuit.
3. digital light controller according to claim 1, is characterized in that: between the inverting input of described the first operational amplifier A 1 and the 6th resistance R 6, be also connected with the first capacitor C 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420364658.6U CN204028606U (en) | 2014-07-03 | 2014-07-03 | A kind of digital light controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420364658.6U CN204028606U (en) | 2014-07-03 | 2014-07-03 | A kind of digital light controller |
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| Publication Number | Publication Date |
|---|---|
| CN204028606U true CN204028606U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420364658.6U Expired - Fee Related CN204028606U (en) | 2014-07-03 | 2014-07-03 | A kind of digital light controller |
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| CN (1) | CN204028606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113967A (en) * | 2021-11-29 | 2022-03-01 | 江苏科技大学 | Source measurement unit test system and test method |
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2014
- 2014-07-03 CN CN201420364658.6U patent/CN204028606U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113967A (en) * | 2021-11-29 | 2022-03-01 | 江苏科技大学 | Source measurement unit test system and test method |
| CN114113967B (en) * | 2021-11-29 | 2023-07-21 | 江苏科技大学 | Source measurement unit test system and test method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160703 |
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| CF01 | Termination of patent right due to non-payment of annual fee |