CN201781667U - Electrodeless lamp electronic ballast controlled by power line carrier - Google Patents
Electrodeless lamp electronic ballast controlled by power line carrier Download PDFInfo
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- CN201781667U CN201781667U CN2010202909073U CN201020290907U CN201781667U CN 201781667 U CN201781667 U CN 201781667U CN 2010202909073 U CN2010202909073 U CN 2010202909073U CN 201020290907 U CN201020290907 U CN 201020290907U CN 201781667 U CN201781667 U CN 201781667U
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- circuit
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- electrodeless lamp
- electronic ballast
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Abstract
The utility model discloses an electrodeless lamp electronic ballast controlled by a power line carrier. The electrodeless lamp electronic ballast connected between a power grid and an electrodeless lamp comprises a driving circuit, a detecting circuit, a control circuit, a dimming circuit, a high-pass coupling circuit and a switch circuit. An output end of the driving circuit is connected to an electrodeless lamp; an input end of the detecting circuit is connected to the output end of the driving circuit; an input end of the control circuit is connected to an output end of the power grid and an output end of the detecting circuit; an input end of the dimming circuit is connected to an output end of the control circuit; an output end of the dimming circuit is connected to an input end of the driving circuit; an input end of the high-pass coupling circuit is connected to the power grid; an output end of the high-pass coupling circuit is connected to input end of the control circuit; an input end of the switch circuit is connected to the output end of the power grid and the output end of the control circuit; and an output end of the switch circuit is connected to the input end of the driving circuit. The electrodeless lamp electronic ballast adopts the power grid as a communication medium, omits control lines and facilitates site line arrangement.
Description
Technical field
The utility model is relevant for a kind of electrodeless lamp electronic ballast, particularly relevant for a kind of electrodeless lamp electronic ballast of power line carrier control.
Background technology
Dimmable electronic ballast belongs to energy-saving electric accessories, has been widely used in the illuminations such as traffic, municipal administration, factory, and it has advantages such as scalable luminous intensity, efficient height, life-span length.Yet the most of electric ballast that adopts monomer of present dimmable electronic ballast, its state be powering on or cutting off the power supply and control by incoming power generally.
Yet the function of above-mentioned control mode is too simple, therefore, can not realize monitoring and the function of light modulation.At present, also have by control modes such as CAN to come electric ballast is monitored, but it need increase extra control line, bring cost increase, networking difficulty, be difficult to problems such as wiring to practical application.
The utility model content
The purpose of this utility model is to provide a kind of electrodeless lamp electronic ballast of power line carrier control, to improve the disappearance of prior art.
For solveing the technical problem, the technical solution of the utility model is:
The electrodeless lamp electronic ballast of the power line carrier control that the utility model provides is connected between electrical network and the electrodeless lamp.Electrodeless lamp electronic ballast comprises drive circuit, testing circuit, control circuit, light adjusting circuit, high pass coupling circuit and switching circuit.The output of drive circuit is connected in electrodeless lamp.The input of testing circuit is connected in the output of drive circuit.The input of control circuit is connected in the output of electrical network and testing circuit.The input of light adjusting circuit is connected in the output of control circuit, and the output of light adjusting circuit is connected in the input of drive circuit.The input of high pass coupling circuit is connected in electrical network, and the output of high pass coupling circuit is connected in the input of control circuit.The input of switching circuit is connected in the output of electrical network and control circuit, and the output of switching circuit is connected in the input of drive circuit.
In an embodiment of the present utility model, drive circuit comprises current rectifying and wave filtering circuit, circuit of power factor correction and the half-bridge inversion circuit that connects successively.The input of current rectifying and wave filtering circuit is connected in the output of switching circuit, and the input of half-bridge inversion circuit is connected in the output of light adjusting circuit, and the output of half-bridge inversion circuit is connected in the input of testing circuit.
In an embodiment of the present utility model, drive circuit also comprises the LC resonant ignition circuit, and its input is connected in the output of half-bridge inversion circuit, and the output of LC resonant ignition circuit is connected in electrodeless lamp.
In an embodiment of the present utility model, electrodeless lamp electronic ballast also comprises the secondary power supply circuit, and its input is connected in electrical network, and the output of secondary power supply circuit is connected in the input of control circuit.
Compared with prior art, the beneficial effects of the utility model can be:
The electrodeless lamp electronic ballast that the utility model provides as communication medium, saves control line by electrical network, is convenient to field wiring.Simultaneously, can detect and control, not need extra building communication lines, have advantage simple in structure, with low cost each electrodeless lamp.
For described and other purpose, feature and advantage of the present utility model can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the integrated circuit structural representation of the electrodeless lamp electronic ballast of the utility model one preferred embodiment.
Fig. 2 is the circuit structure diagram of control circuit among Fig. 1.
Embodiment
Fig. 1 is the integrated circuit structural representation of the electrodeless lamp electronic ballast of the utility model one preferred embodiment.Please refer to Fig. 1.In the present embodiment, electrodeless lamp electronic ballast 1 is connected between electrical network and the electrodeless lamp (figure does not show).Electrical network can provide the AC power of 220V.Electrodeless lamp electronic ballast 1 comprises switching circuit 10, drive circuit 11, testing circuit 12, control circuit 13, light adjusting circuit 14, high pass coupling circuit 15 and secondary power supply circuit 16.
In the present embodiment, the input of switching circuit 10 is connected in the output of electrical network and control circuit 13, and the output of switching circuit 10 is connected in the input of drive circuit 11, with the opening and turn-offing of control Driver Circuit 11, finally controls the Push And Release of electrodeless lamp.In the present embodiment, switching circuit 10 can be the high level conducting, and low level is ended.That is, when the input of switching circuit 10 receives control signal from the output of control circuit 13 when being logic level " 1 ", switching circuit 10 conductings, it will be delivered to drive circuit 11 from the electric power of electrical network; When the input of switching circuit 10 receives control signal from the output of control circuit 13 when being logic level " 0 ", switching circuit 10 ends, thereby control Driver Circuit 11 is turn-offed.Yet the utility model is not done any qualification to this.In other embodiments, switching circuit 10 also can be the low level conducting, and high level ends.
In the present embodiment, drive circuit 11 comprises current rectifying and wave filtering circuit 110, circuit of power factor correction 111, half-bridge inversion circuit 112 and the LC resonant ignition circuit 113 that connects successively.The input of current rectifying and wave filtering circuit 110 is as the input of whole drive circuit 11, and it is connected in the output of switching circuit 10, and the output of LC resonant ignition circuit 113 is as the output of whole drive circuit 11, and it is connected in electrodeless lamp.Yet the utility model is not done any qualification to this, in other embodiments, LC resonant ignition circuit 113 can be set yet.
In the present embodiment, when switching circuit 10 is in conducting state, the power supply of electrical network input is through filtering, the rectification of current rectifying and wave filtering circuit 110, and after the adjustment of circuit of power factor correction 111, operating voltage is promoted, and for example, can be promoted to 400V, power factor reaches a higher value when making work, for example is more than 0.99.Yet the utility model is not done any qualification to this.Subsequently, power supply exports electrodeless lamp to after half-bridge inversion circuit 112 and LC resonant ignition circuit 113.
In the present embodiment, the input of testing circuit 12 is connected in the output of half-bridge inversion circuit 111, and the output of testing circuit 12 is connected in the input of control circuit 13.Particularly, the output current of 12 pairs of half-bridge inversion circuits 111 of testing circuit detects.If the output current of half-bridge inversion circuit 111 circuit 12 is after testing judged within the normal range (NR) of setting, can think that then electrodeless lamp is a normal condition.At this moment, testing circuit 12 accordingly output logic level " 1 " to control circuit 13.Otherwise, if the output current of half-bridge inversion circuit 111 after testing circuit 12 be judged to be and be greater than or less than set point, can think that then electrodeless lamp is in abnormal condition.At this moment, testing circuit 12 accordingly output logic level " 0 " to control circuit 13.Yet the utility model is not done any qualification to this.In other embodiments, when electrodeless lamp is normal condition, testing circuit 12 accordingly output logic level " 0 " to control circuit 13; When electrodeless lamp is abnormal condition, testing circuit 12 accordingly output logic level " 1 " to control circuit 13.
In the present embodiment, the input of control circuit 13 is connected to the output of testing circuit 12, the output of high pass coupling circuit 15 and the output of secondary power supply circuit 16.The output of control circuit 13 then is connected to the input of light adjusting circuit 14 and the input of switching circuit 10.Control circuit 13 can output control signals to switching circuit 10 accordingly according to the logic level of testing circuit 12 output signals.For example, when the logic level that receives testing circuit 12 " 1 ", control circuit 13 can corresponding output logic level " 1 "; When the logic level that receives testing circuit 12 " 0 ", control circuit 13 can corresponding output logic level " 0 ".Yet the utility model is not done any qualification to this.In other embodiments, when the logic level that receives testing circuit 12 " 1 ", control circuit 13 exportable logic levels " 0 "; When the logic level that receives testing circuit 12 " 0 ", control circuit 13 exportable logic levels " 1 ".
In the present embodiment, control circuit 13 can accordingly half-bridge inversion circuit 112 carry out power adjustments by light adjusting circuit 10, thereby realizes electrodeless lamp is carried out power adjustments (light modulation) control.
In the present embodiment, the input of high pass coupling circuit 15 is connected in electrical network, and the output of high pass coupling circuit 15 is connected in the input of control circuit 13.When control circuit 13 receives control signal from electrical network, after the coupling reduction of the high-frequency signal process high pass coupling circuit of modulating on the electrical network is high-frequency signal, be delivered to control circuit, thereby realizing controlling the operating state of electrodeless lamp electronic ballast with the power line carrier system.
In addition, control circuit 13 and high pass coupling circuit 15 also can adopt the mode of two-way communication.Promptly, control circuit 13 is sent to electrical network with the operating state of the electrodeless lamp that detection obtains by high pass coupling circuit 15, be delivered to Surveillance center's (figure does not show) of far-end again, so that electrodeless lamp electronic ballasts all on the highway section is carried out centralized control---by the time light modulation.
In the present embodiment, the input of secondary power supply circuit 16 is connected in electrical network, and the output of secondary power supply circuit 16 is connected in the input of control circuit 13, thinks that control circuit 13 provides working power.Yet any qualification is not done in the utility model contrast.In other embodiments, also can adopt the mode of built-in power to come to be control circuit 13 power supplies.
Fig. 2 is the circuit structure diagram of control circuit among Fig. 1.Please refer to Fig. 2.In the present embodiment, control circuit 13 is by power carrier special module JP1, zero resistance R0, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, the 8th resistance R 8, the 9th resistance R 9, the tenth resistance R 10, the 11 resistance R 11, the 12 resistance R 12, the first light-emitting diode D1, the second light-emitting diode D2, the 3rd light-emitting diode D3, the 5th light-emitting diode D5, the 6th light-emitting diode D6, the 4th diode D4, the first touch-switch S1, the second touch-switch S2, the 3rd inductance L 3, electrochemical capacitor EC1, coupling transformer T1 and piezo-resistance RAV form.Power carrier special module JP1 is that power carrier special integrated circuit PL3120 and typical circuit thereof are formed.
In the present embodiment, the pin 6 of power carrier special module JP1, pin 7, pin 22, pin 23 and pin 26 ground connection.
In the present embodiment, the pin 1 of the positive pole of the pin 1 of power carrier special module JP1, electrochemical capacitor EC1, the 4th diode D4 is connected with the VCC1 of secondary power supply circuit 16.The pin 3 of the 4th diode D4 is connected with the pin 3 of power carrier special module JP1 with an end of the 9th capacitor C 9, and pin 2 ground connection of the 4th diode D4.The other end of the 9th capacitor C 9 is connected with the pin 4 of power carrier special module JP1 with the pin 1 of coupling transformer T1.Pin 2 ground connection of coupling transformer T1.The pin 3 of coupling transformer T1 is connected with an end of the tenth capacitor C 10, and an end of the other end of the tenth capacitor C 10, the tenth resistance R 10 and the end of piezo-resistance RAV are connected with the input live wire of the 220V AC power that electrical network provides.The other end of the pin 4 of coupling transformer T1, the other end of the tenth resistance R 10 and piezo-resistance RAV is connected with the input zero line of 220V AC power power supply.
In the present embodiment, the pin 2 of power carrier special module JP1 is connected with the anode of the 3rd light-emitting diode D3, and the negative electrode of the 3rd light-emitting diode D3 is connected the other end ground connection of the 9th resistance R 9 with an end of the 9th resistance R 9.
In the present embodiment, the pin 5 of power carrier special module JP1 is connected with an end of the 3rd inductance L 3, the other end ground connection of the 3rd inductance L 3.
In the present embodiment, the pin 8 of power carrier special module JP1 is connected with an end of the 11 resistance R 11, the end of touch-switch S1.The other end ground connection of touch-switch S1.The other end of the 11 resistance R 11 is connected with the 6th light-emitting diode D6 negative electrode.One end of one end of the anode of the anode of the 6th light-emitting diode D6, the 5th light-emitting diode D5, the 7th capacitor C 7, the end of zero resistance R0 and the 4th resistance R 4 is connected with the VCC2 of secondary power supply circuit 16.The negative electrode of the 5th light-emitting diode D5 is connected with an end of the 12 resistance R 12.
In the present embodiment, an end of the end of the other end of the other end of the 12 resistance R 12, the 7th capacitor C 7, touch-switch S2 and the 8th capacitor C 8 is connected with the pin 9 of power carrier special module JP1.The other end ground connection of the other end of the second touch-switch S2 and the 8th capacitor C 8.The other end of zero resistance R0 is connected with the pin 29 of power carrier special module JP1.The other end of the 4th resistance R 4 is connected with an input of testing circuit 12.One end of second resistance R 2 is connected with the pin 10 of power carrier special module, and the other end of second resistance R 2 is connected with switching circuit 10.
In the present embodiment, an end of the 3rd resistance R 3 is connected with the pin 11 of power carrier special module JP1, and the other end of the 3rd resistance R 3 is connected with light adjusting circuit 14.One end of the 5th resistance R 5 is connected with the pin 13 of power carrier special module JP1, and an end of the other end of the 5th resistance R 5, the 6th resistance R 6 is connected with another input of testing circuit 12, the other end ground connection of the 6th resistance R 6.
In the present embodiment, the anode of the first light-emitting diode D1 is connected with the pin 27 of power carrier special module JP1, and the negative electrode of the first light-emitting diode D1 is connected with an end of the 7th resistance R 7, the other end ground connection of the 7th resistance R 7.The anode of the second light-emitting diode D2 is connected with the pin 28 of power carrier special module JP1, and the second light-emitting diode D2 negative electrode is connected the other end ground connection of the 8th resistance R 8 with an end of the 8th resistance R 8.
In the electrodeless lamp electronic ballast that the utility model preferred embodiment provides, control circuit detects by the operating state of testing circuit to half-bridge inversion circuit, with to the normal bright lamp of electrodeless lamp, turn off the light, open circuit, short circuit, agingly judge.And can carry out switch, power adjustments (light modulation) control to electrodeless lamp by switching circuit and light adjusting circuit.In addition, control circuit can transfer to Surveillance center with electrical network as communication medium with the operating state of electrodeless lamp, so that the fault of street lighting node can be detected, be judged in Surveillance center exactly, and can realize different illumination compound modes, thereby improve the operational efficiency and the automaticity of whole road lamp system according to different lighting requirements.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; have in the technical field under any and know the knowledgeable usually; in not breaking away from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection range of the present utility model is as the criterion when looking claims person of defining.
Claims (4)
1. the electrodeless lamp electronic ballast of a power line carrier control is connected between electrical network and the electrodeless lamp, it is characterized in that described electrodeless lamp electronic ballast comprises:
Drive circuit, its output are connected in described electrodeless lamp;
Testing circuit, its input are connected in the described output of described drive circuit;
Control circuit, its input is connected in the output of described electrical network and described testing circuit;
Light adjusting circuit, its input is connected in the output of described control circuit, and the output of described light adjusting circuit is connected in the input of described drive circuit;
The high pass coupling circuit, its input is connected in described electrical network, and the described output of described high pass coupling circuit is connected in the described input of described control circuit; And
Switching circuit, its input are connected in the described output of described electrical network and described control circuit, and the output of described switching circuit is connected in the input of described drive circuit.
2. the electrodeless lamp electronic ballast of power line carrier control according to claim 1, it is characterized in that, described drive circuit comprises current rectifying and wave filtering circuit, circuit of power factor correction and the half-bridge inversion circuit that connects successively, the input of described current rectifying and wave filtering circuit is connected in the described output of described switching circuit, the input of described half-bridge inversion circuit is connected in the described output of described light adjusting circuit, and the output of described half-bridge inversion circuit is connected in the described input of described testing circuit.
3. the electrodeless lamp electronic ballast of power line carrier control according to claim 2, it is characterized in that, described drive circuit also comprises the LC resonant ignition circuit, its input is connected in the described output of described half-bridge inversion circuit, and the output of described LC resonant ignition circuit is connected in described electrodeless lamp.
4. the electrodeless lamp electronic ballast of power line carrier control according to claim 1, it is characterized in that, described electrodeless lamp electronic ballast also comprises the secondary power supply circuit, its input is connected in described electrical network, and the output of described secondary power supply circuit is connected in the described input of described control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202909073U CN201781667U (en) | 2010-08-13 | 2010-08-13 | Electrodeless lamp electronic ballast controlled by power line carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202909073U CN201781667U (en) | 2010-08-13 | 2010-08-13 | Electrodeless lamp electronic ballast controlled by power line carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201781667U true CN201781667U (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202909073U Expired - Lifetime CN201781667U (en) | 2010-08-13 | 2010-08-13 | Electrodeless lamp electronic ballast controlled by power line carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201781667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101945521A (en) * | 2010-08-13 | 2011-01-12 | 上海宏源照明电器有限公司 | Electroless lamp electronic ballast controlled by power line carrier |
-
2010
- 2010-08-13 CN CN2010202909073U patent/CN201781667U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101945521A (en) * | 2010-08-13 | 2011-01-12 | 上海宏源照明电器有限公司 | Electroless lamp electronic ballast controlled by power line carrier |
| CN101945521B (en) * | 2010-08-13 | 2013-09-04 | 江苏立德照明产业有限公司 | Electroless lamp electronic ballast controlled by power line carrier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110330 Effective date of abandoning: 20130904 |
|
| RGAV | Abandon patent right to avoid regrant |