CN2896791Y - Controller of electronic stabilizer of double lamp-tube high-pressure gas discharge lamp - Google Patents
Controller of electronic stabilizer of double lamp-tube high-pressure gas discharge lamp Download PDFInfo
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- CN2896791Y CN2896791Y CN 200620041159 CN200620041159U CN2896791Y CN 2896791 Y CN2896791 Y CN 2896791Y CN 200620041159 CN200620041159 CN 200620041159 CN 200620041159 U CN200620041159 U CN 200620041159U CN 2896791 Y CN2896791 Y CN 2896791Y
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- voltage
- gas discharging
- signal
- discharging light
- voltage gas
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- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
The utility model relates to a control device for electron ballast of high pressure gas discharge lamps, which comprises a power circuit unit, a selection unit, a primary transformer, a secondary transformer, a sensing unit, a processing unit and a signal modulation unit, wherein output power is determined by sensing the working voltage, current and output state of the high pressure gas discharge lamp to reduce the high temperature generated by the output process and achieve stable performance and electricity conservation. The utility model thus can increase the efficiency and reduce the temperature of lamps.
Description
Technical field
The utility model relates to a kind of control device of electric stabilizer, relates in particular to a kind of control device of electric stabilizer of high-voltage gas discharging light.
Background technology
Along with the illumination development of science and technology, lighting apparatus is devoted to the research of high efficiency and power saving invariably, and wherein a kind of high-voltage gas discharging light is being subjected to user's favor in recent years gradually.The light beam of high-voltage gas discharging light is stronger, can reduce wattage relatively, therefore has the high advantage of efficient.And with regard to useful life, the life-span of high-voltage gas discharging light is also longer, can reduce maintenance times relatively, has more advantage such as reduce cost.
Seen on the market at present commonly use two fluorescent tube electric stabilizers, bad because of its controlling Design, it is not high that big city produces efficient, shortcomings such as the too high and power consumption height of lamp temperatures.
Two kinds of forms are wherein probably arranged:
One. shortcomings such as be combined into a two fluorescent tube electric stabilizer by two of general single fluorescent tube stabilizer 35W, single bulb is supplied 35W, and the common 70W of two bulbs causes lamp temperatures too high, and light fixture is burnt, and current sinking is bigger.
Two. be combined into a two fluorescent tube electric stabilizer by two of general single fluorescent tube stabilizer 24W, the two bulbs of single lamp supply 24W are 48W altogether, luminance shortage when causing single bulb to use, and too little breath lamp and the instability of the lighting a lamp shortcomings such as (flickers) of causing easily of wattage.
Summary of the invention
The purpose of this utility model is exactly the control device that the electric stabilizer of a kind of good stability, energy-conservation double tube high voltage gas discharge lamp is provided in order to overcome the defective that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of control device of electric stabilizer of double tube high voltage gas discharge lamp is characterized in that, comprising:
The power circuit unit is used to provide power supply;
Selected cell is used to monitor lamp far away or low beam, determines that the bright or two lamps of single lamp are bright and signal is sent to the single-chip microcomputer;
First transformer is used for converting supply voltage to selected cell required voltage;
Second transformer, the voltage transitions that the is used for first transformer output required voltage that becomes to light a lamp;
Sensing cell, being used for the electric current of sensing high-voltage gas discharging light and voltage and input is lamp far away or low beam;
Processing unit is responded to lamp far away or low beam according to sensing cell, and decision wants one or two bulb loads bright, the voltage that senses according to sensing cell, electric current again, decision power output;
The signal changing unit, by pulse wave width modulation (PWM) circuit, modulation goes out the required frequency of high-voltage gas discharging light work.
Described sensing cell comprises two output voltage sensors and an output current sensor.
Described output voltage sensor is used for the operating voltage of sensing high-voltage gas discharging light, and voltage signal is sent into the single-chip microcomputer.
Described output current sensor is used for the operating current of sensing high-voltage gas discharging light, and current signal is sent into the single-chip microcomputer.
Described processing unit is the single-chip microcomputer.
Described single-chip microcomputer has the signal of voltage and current simultaneously, and the selection signal of selected cell, changes signal in good time.
Also comprise control circuit, this control circuit is used for power controlling to be changed.
The signal that described control circuit is sent power signal and single-chip microcomputer is integrated.
Also comprise the input current sensor, this input current sensor is provided to control circuit with input current.
Described pulse wave width modulation (PWM) circuit, the input current signal that the single-chip microcomputer output signal and the control circuit of reception are accepted carries out pulse bandwidth adjustment operation, and modulation goes out the operating frequency of high-voltage gas discharging light.
By the control device of this electric stabilizer, the state of the operating voltage of sensing high-voltage gas discharging light and electric current and input decision power output reduces high heat and stability and the power saving purpose that output is produced to reach.
Description of drawings
Fig. 1 is a device block diagram of the present utility model;
Fig. 2 is the circuit block diagram of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Please refer to Fig. 1, this Fig. 1 is a device block diagram of the present utility model.Include power circuit 10, the first transformers 11,12, selected cell 13, the second transformers 14,15, sensing cell 16, processing unit 19, signal changing unit 20 and bulb load 17, bulb load 18.
Power circuit 10 is used to provide the power supply of electric stabilizer work;
Selected cell 13 is used to bulb load 17 or bulb load 18 or the driving simultaneously of selecting desire to drive;
First transformer 11,12: be used for that the power source conversion voltage of power circuit 10 outputs is supplied with second transformer 14,15 and use;
Second transformer 14,15 is used for first transformer 11,12, and output is converted to and drives the required voltage of bulb load 17,18;
Sensing cell 16 is used for the electric current and voltage of sensing power circuit 10 and bulb load 17,18;
Processing unit 19 is judged present bulb load 17 according to the voltage and the electric current of sensing cell 16 sensings, with bulb load 18 operating states, and according to the signal of sensing cell and selected cell, the power of decision supply load;
Signal changing unit 20 according to the signal that processing unit provided, produces signal changing and supplies with bulb load, more comprises control circuit 55 in the signal changing unit, is used for delivering to pwm circuit again in conjunction with modulation signal and power signal.
Next please refer to Fig. 2, this Fig. 2 is the circuit block diagram of the utility model embodiment, include: power circuit 50, output voltage sensor 52,63, output current transducer 53, single-chip microcomputer 54, control circuit 55, pulse wave width modulation signal module 56, the first high-voltage gas discharging lights 70 and second high-voltage gas discharging light 71.
Power circuit 50 is used for converting the supply voltage of input to electric stabilizer work required voltage.
Wherein again via 58,66 transformer convert to 59,60 in transformer need voltage, become high voltage supply first high-voltage gas discharging light 70, the second high-voltage gas discharging lights 71 again.
Output voltage sensor 52,63 is used for the operating voltage signal of sensing high-voltage gas discharging light and voltage signal is sent into single-chip computer 54, makes single-chip microcomputer 54 that the data of electric current and voltage be arranged simultaneously.And then the operating state of judgement high-voltage gas discharging light, deliver to control circuit with the adjustment signal of decision power output, to carry out the control operation of high-voltage gas discharging light.
Output current transducer 53 is used for the operating current signal of sensing high-voltage gas discharging light.And current signal sent into single-chip microcomputer 54, make single-chip microcomputer 54 understand the operating state of present first high-voltage gas discharging lights 70 and second high-voltage gas discharging light 71.
Single-chip microcomputer 54, according to output voltage sensor 52,63 voltage signal, with the current signal of output current transducer 53 sensings and the selection signal deciding operating power of selector switch, change signal in good time and send into control circuit 55, change the output signal of pulse wave width modulation signal module 56 again via control circuit 55, and then the power output of control high-voltage gas discharging light.
Control circuit 55 is used for power signal added that control signal that single-chip microcomputer 54 is sent is integrated and deliver to pulse wave width modulation signal module 56 and reaches the purpose that control changes power.
Pulse wave width modulation signal module 56 is used for the control circuit 55 input current transducer 57 that receives, and the signal of single-chip microcomputer 54.Carry out pulse bandwidth and adjust operation, and export a pulse wave modulation signal.By numerical value and the frequency of the distributed number of adjusting pulse wave with the output voltage of adjustment transformer 58,66.
Input current transducer 57,65 is used for the input current data are provided to control circuit 55, makes control circuit 55 can know the current status that present power circuit 50 provides.
Transformer 58,66 is used for converting the out-put supply of power circuit 50 to the electronic ballast working power.
Transformer 59 is used for transformer 58 output electricity are converted to the required power supply of the driving first gases at high pressure electric light, 70 work.
Transformer 60 is used for transformer 66 out-put supplies are converted to the required power supply of driving second high-voltage gas discharging light, 71 work.
Filter capacitor 61 is used for the action of transformer 58 output works one noise filtering.
Filter capacitor 67 is used for the action of transformer 66 output works one noise filtering.
Transistor switch 62 cooperates the ON-OFF action of pulse wave width modulation signal module 56 control transformers 58.
Transistor switch 64 cooperates the ON-OFF action of pulse wave width modulation signal module 56 control transformers 66.
The operation principle of control circuit below is described:
At first read in the selector switch signal by the single-chip microcomputer, determine a high-voltage gas discharging light or two high-voltage gas discharging light work, provide a signal to control circuit by single-chip microcomputer 54, control circuit is just sent pulse wave according to single-chip microcomputer 54 signals and is given pulse wave width modulation, signal module 56 makes transistor switch 62 again, transistor switch 65 works independently or action together, if high-voltage gas discharging light then control circuit power output demand of sending a 35W is given pulse wave width modulation signal module, control works independently, if two high-voltage gas discharging lights move simultaneously, then the control circuit power output demand that can send a 60W controls for pulse wave width modulation signal module and mean allocation is given two high-voltage gas discharging lights, uses the control operation of finishing high-voltage gas discharging light.
The temperature that mode by this change power reduces bulb itself reduces the temperature of light fixture, can provide enough brightness again during single bulb.
Claims (10)
1. the control device of the electric stabilizer of a double tube high voltage gas discharge lamp is characterized in that, comprising:
The power circuit unit is used to provide power supply;
Selected cell is used to monitor lamp far away or low beam, determines that the bright or two lamps of single lamp are bright and signal is sent to the single-chip microcomputer;
First transformer is used for converting supply voltage to selected cell required voltage;
Second transformer, the voltage transitions that the is used for first transformer output required voltage that becomes to light a lamp;
Sensing cell, being used for the electric current of sensing high-voltage gas discharging light and voltage and input is lamp far away or low beam;
Processing unit is responded to lamp far away or low beam according to sensing cell, and decision wants one or two bulb loads bright, the voltage that senses according to sensing cell, electric current again, decision power output;
The signal changing unit, by pulse wave width modulation (PWM) circuit, modulation goes out the required frequency of high-voltage gas discharging light work.
2. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 1 is characterized in that, described sensing cell comprises two output voltage sensors and an output current sensor.
3. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 2 is characterized in that, described output voltage sensor is used for the operating voltage of sensing high-voltage gas discharging light, and voltage signal is sent into the single-chip microcomputer.
4. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 2 is characterized in that, described output current sensor is used for the operating current of sensing high-voltage gas discharging light, and current signal is sent into the single-chip microcomputer.
5. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 1 is characterized in that, described processing unit is the single-chip microcomputer.
6. a kind of control device of electric stabilizer of high-voltage gas discharging light according to claim 1 or 5 is characterized in that described single-chip microcomputer has the signal of voltage and current simultaneously, and the selection signal of selected cell, changes signal in good time.
7. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 1 is characterized in that, also comprises control circuit, and this control circuit is used for power controlling to be changed.
8. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 7 is characterized in that, the signal that described control circuit is sent power signal and single-chip microcomputer is integrated.
9. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 1 is characterized in that, also comprises the input current sensor, and this input current sensor is provided to control circuit with input current.
10. the control device of the electric stabilizer of a kind of high-voltage gas discharging light according to claim 1, it is characterized in that, described pulse wave width modulation (PWM) circuit, the input current signal that the single-chip microcomputer output signal and the control circuit of reception are accepted carries out pulse bandwidth adjustment operation, and modulation goes out the operating frequency of high-voltage gas discharging light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041159 CN2896791Y (en) | 2006-04-19 | 2006-04-19 | Controller of electronic stabilizer of double lamp-tube high-pressure gas discharge lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041159 CN2896791Y (en) | 2006-04-19 | 2006-04-19 | Controller of electronic stabilizer of double lamp-tube high-pressure gas discharge lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2896791Y true CN2896791Y (en) | 2007-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620041159 Expired - Fee Related CN2896791Y (en) | 2006-04-19 | 2006-04-19 | Controller of electronic stabilizer of double lamp-tube high-pressure gas discharge lamp |
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| Country | Link |
|---|---|
| CN (1) | CN2896791Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102597755A (en) * | 2009-06-22 | 2012-07-18 | 利兹大学 | Electrical tomography apparatus and method and current driver |
-
2006
- 2006-04-19 CN CN 200620041159 patent/CN2896791Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102597755A (en) * | 2009-06-22 | 2012-07-18 | 利兹大学 | Electrical tomography apparatus and method and current driver |
| CN102597755B (en) * | 2009-06-22 | 2015-07-08 | 利兹大学 | Electrical tomography apparatus and method and current driver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070502 |