CN210007955U - two-wire lighting control system - Google Patents
two-wire lighting control system Download PDFInfo
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- CN210007955U CN210007955U CN201920415777.2U CN201920415777U CN210007955U CN 210007955 U CN210007955 U CN 210007955U CN 201920415777 U CN201920415777 U CN 201920415777U CN 210007955 U CN210007955 U CN 210007955U
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The utility model provides an two line lighting control system, it includes input power, 0 input signal, voltage regulation module, analytic module at least, the voltage regulation module includes signal demand voltage unit, load operating voltage unit, signal processing unit, input power by signal demand voltage unit turns into signal demand voltage, or by load operating voltage unit turns into load operating voltage, signal processing unit handles input signal turns into it the required signal of telecommunication of switching device work, signal drive switching device selects output load operating voltage and/or signal demand voltage, forms composite voltage and exports from composite output end, analytic module includes letter electricity separation element, letter electricity separation element analyzes composite voltage, obtains the input signal that is used for the mode of regulation and control load, obtains simultaneously for the load provides the electric energy load operating voltage.
Description
Technical Field
The utility model relates to an kind lighting system especially relates to kind two line lighting control system.
Background
When the existing lighting circuit system needs to control a plurality of LED lamps or a plurality of groups of LED lamps, a lighting control system is generally formed by three wires of power supply positive and negative power lines and a signal line, and because the existing building wiring only has the power line and does not have the signal line, the wiring is required to be re-performed under the condition that the LED lamps or the lamp groups need to be added in old districts or markets, and because the wiring cost is high and the labor cost is high, two-wire lighting control systems need to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides an two line lighting control system, this system only just realize power supply and control to LED lamp or banks with two lines, make ready-made circuit system need not add the signal line and also can directly supply power and control to the LED lamp, and it has still solved and has caused output voltage to be 0 and lead to the problem that control system transient outage and follow-up signal delay when input signal is the low level.
The utility model provides a kind of two line lighting control system, it includes input power supply, input signal, pressure regulating module and at least analysis module, input power supply pass through positive pole line and negative pole line with the power input end of pressure regulating module links to each other, input signal passes through signal line and is input from the signal input part of pressure regulating module, the composite output of pressure regulating module through load hold concurrently with signal line and negative pole line with the composite input end of analysis module links to each other, analyze the output load operating voltage of module and through the input signal that this analysis module reduces, the pressure regulating module includes signal demand voltage unit, load operating voltage unit, signal processing unit and predetermined quantity's switching device, input power supply by signal demand voltage unit turns into signal demand voltage, or by load operating voltage unit turns into load operating voltage, signal processing unit handles input signal turns into it the required switching device work, signal drive switching device selects output load operating voltage and/or required voltage, form composite signal demand voltage, the separation output voltage is to this composite signal output unit and is carried out the analysis signal output voltage after the composite signal reduction output unit, this composite signal output voltage is to the analysis module, it is carried out the composite signal output voltage separation output unit, it is carried out the composite signal output voltage, it is to the composite signal output unit, it is carried out the analysis module, it is carried out the analysis voltage.
Preferably, the parsing module further includes a decoding unit, and the decoding unit is configured to parse the input signal and adjust the operation mode of the load according to the input signal.
Preferably, the signal processing unit is connected to the signal demand voltage unit output terminal and the load working voltage unit output terminal through the switching device, and the load working voltage unit output terminal is further connected to the composite output terminal.
Preferably, switching device is N channel field effect transistor, signal processing unit links to each other with this N channel field effect transistor's base, signal demand voltage unit output end links to each other with this N channel field effect transistor's source electrode, load operating voltage unit output end links to each other with this N channel field effect transistor's drain electrode, works as when signal processing unit output signal of telecommunication, N channel field effect transistor is the on-state, and this voltage regulating module's compound output end output signal demand voltage works as when signal processing unit does not have electrical signal output, and this N channel field effect transistor is the off-state, and this voltage regulating module's compound output end output load operating voltage.
Preferably, reverse isolation unit is further connected to the end of the output of the load working voltage unit, and the reverse isolation unit is used for preventing the signal requirement voltage of the signal requirement voltage unit from being output to the load working voltage unit.
Preferably, the signal processing unit is connected to the end of the load operation voltage unit and the end of the signal demand voltage unit through the switching device, and the end of the signal demand voltage unit is further connected to the composite output end.
Preferably, the switching device is a P-channel field effect transistor, the signal processing unit is connected with the gate of the P-channel field effect transistor, the load working voltage unit output end is connected with the source electrode of the P-channel field effect transistor, the signal demand voltage unit output end is connected with the drain electrode of the P-channel field effect transistor, when the signal processing unit outputs an electric signal, the P-channel field effect transistor is in a turn-off state, the composite output end of the voltage regulating module outputs a signal demand voltage, when the signal processing unit does not have an electric signal output, the P-channel field effect transistor is in a turn-on state, and the composite output end of the voltage regulating module outputs a load working voltage.
Preferably, reverse isolation unit is further connected to the end of the signal demand voltage unit, and the reverse isolation unit is used for preventing the load working voltage of the load working voltage unit from being output to the signal demand voltage unit.
Preferably, the signal processing unit is connected to the output end of the load operation voltage unit and the output end of the signal demand voltage unit through two switching devices, and the output ends of the signal demand voltage unit and the load operation voltage unit are further connected to the composite output end.
Preferably, of the two switching devices are N-channel field effect transistors, and of the two switching devices are P-channel field effect transistors, and the input signals are processed by the signal processing unit to generate two opposite electrical signals, so as to control the two switching devices to be conducted at different times, respectively, and enable the voltage regulating module to output the composite voltage.
The utility model provides a two line lighting control system, it makes this system just can realize the function of illumination power supply and control with two lines through voltage regulating module and analytic module, makes the wiring of building become simple, and reduce cost, the signal demand voltage unit of voltage regulating module overcomes the transient outage of system and the problem of follow-up signal delay that causes when the signal level is 0, makes this two line lighting control system operation more stable.
Drawings
Fig. 1 is a logical structure diagram of two-wire lighting control systems according to an embodiment of the present invention at ;
fig. 2 is a logic structure diagram of two-wire lighting control systems according to a second embodiment of the present invention;
fig. 3 is a logic structure diagram of two-wire lighting control systems according to a third embodiment of the present invention;
fig. 4 is a logic structure diagram of two-wire lighting control systems according to a fourth embodiment of the present invention;
fig. 5 is a logic structure diagram of two-wire lighting control systems according to a fifth embodiment of the present invention.
Detailed Description
The following provides steps to an two-wire lighting control system provided by the present invention, and it should be noted that the technical solutions and design principles of the present invention are explained in detail only by optimized technical solutions.
Referring to fig. 1, 2, 3 and 4, the two-wire lighting control system provided by the present invention comprises input power source 1, input signal 4, voltage regulation module 2, and a plurality of analysis module 3, which are used for transmitting power and signals and driving a plurality of loads 5 to work, wherein the input power source 1 is connected to the power input end of the voltage regulation module 2 through positive and negative lines, the input signal 4 is input from the signal input end of the voltage regulation module 2 through signal lines, the composite output end of the voltage regulation module 2 is connected to the composite input end of the analysis module 3 through load and signal and negative lines, and the output end of the analysis module is connected to the loads 5.
Referring to fig. 1, in the two-wire lighting control system according to the embodiment of the present invention, the voltage regulation module 2 includes signal demand voltage units 22, load working voltage units 23, signal processing units 24 and relays 251, the input power supply 1 outputs signal demand voltage from the signal demand voltage unit 22 or outputs load working voltage from the load working voltage unit 23, the signal processing unit 24 is connected to the output end of the signal demand voltage unit 22 or the output end of the load working voltage unit 23 through the relays 251, the signal processing unit 24 processes the input signal 4 and converts the input signal 4 into an electrical signal required for the operation of the relays 251, the electrical signal drives the relays 251 to selectively output the load working voltage and/or the signal demand voltage to form a composite voltage output from a composite output terminal, the composite voltage is output to the analysis module 3, the analysis module 3 includes signal electricity separation unit 31, the composite voltage separation unit 31 analyzes the composite voltage, since the signal processing unit 24 does not perform width and frequency change on the input signal 4, the composite voltage is analyzed, the composite voltage can be obtained by comparing the input signal with the composite voltage, the input signal voltage and the composite voltage can be recovered, the input signal is converted into the composite voltage, the input voltage, the composite voltage can be recovered, the input signal output by the composite voltage, the input voltage can be recovered, the input voltage, the composite voltage can be recovered, the input voltage can be recovered, the composite voltage can be recovered, the input voltage, and the input voltage can be converted into the composite voltage, the input voltage, the output by the.
Referring to fig. 2, the two-wire lighting control system according to the second embodiment of the present invention is different from the other embodiments in that the signal processing unit 24 is connected to the output terminal of the signal demand voltage unit 22 and the output terminal of the load working voltage unit 23 through an N-channel fet 252, the output terminal of the load working voltage unit 23 is further connected to a composite output terminal, wherein the signal processing unit 24 is connected to a gate of the N-channel fet 252, the output terminal of the signal demand voltage unit 22 is connected to a source of the N-channel fet 252, the output terminal of the load working voltage unit 23 is connected to a drain of the N-channel fet 252, when the signal processing unit 24 outputs an electrical signal, the N-channel fet 252 is in a conducting state, the composite output terminal of the voltage regulation module 2 outputs a signal demand voltage, when the signal processing unit 25 has no electrical signal output, the N-channel fet 252 is in a turning-off state, the composite output terminal of the voltage regulation module 2 outputs a load working voltage, in addition, the output terminal of the load working voltage unit 23 is connected to a terminal , and the load working voltage control unit is adapted to prevent the reverse load working voltage control system from being used in the reverse direction of the two-wire lighting control unit 22.
Referring to fig. 3, the two-wire lighting control system according to the third embodiment of the present invention is different from the other embodiments in that the signal processing unit 24 is connected to the output terminal of the load operating voltage unit 23 and the output terminal of the signal demand voltage unit 22 through an P-channel fet 253, the output terminal of the signal demand voltage unit 22 is further connected to a composite output terminal, wherein the signal processing unit 24 is connected to a gate of the P-channel fet 253, the output terminal of the load operating voltage unit 23 is connected to a source of the P-channel fet 253, the output terminal of the signal demand voltage unit 22 is connected to a drain of the P-channel fet 253, when the signal processing unit 24 outputs an electrical signal, the P-channel fet is in an off state, the composite output terminal of the voltage regulation module 2 outputs a signal demand voltage, when the signal processing unit 24 has no electrical signal output, the P-channel fet 253 is in an on state, the composite output terminal of the voltage regulation module 2 outputs a load operating voltage, in addition, the output terminal of the signal demand voltage unit 22 is further connected to an isolation unit , and the load operating voltage control unit is adapted to prevent the reverse load operating voltage output of the three-wire lighting control system from being greater than the reverse load operating voltage output working voltage control unit 22.
Referring to fig. 4, the two-wire lighting control system according to the fourth embodiment of the present invention is different from the other embodiments in that the signal processing unit 24 is connected to the output end of the load working voltage unit and the output end of the signal demand voltage unit through two switching devices 254, respectively, the output end of the signal demand voltage unit and the load working voltage unit is further connected to the composite output end, wherein the two switching devices 254, 254 are N-channel fets, and another are P-channel fets, the input signal is processed by the signal processing unit to generate two opposite electrical signals, and the two switching devices are controlled to be turned on at different times, so that the voltage regulating module outputs the composite voltage.
Referring to fig. 5, the utility model discloses two line lighting control system that the fifth embodiment provided, it is different from other embodiments, when the voltage of input power 1 with the required operating voltage of load 1 is the same, voltage regulation module 2 need not to set up load operating voltage unit, and the composite voltage of output mains voltage and/or signal demand voltage of voltage regulation module, letter electricity separation unit 31 analyzes composite voltage, and this letter electricity separation unit 31 is through right composite voltage carries out output mains voltage after the steady voltage, through carrying out the signal to composite voltage and analyzing the reduction after comparing input signal 4 and output, the realization is right load 5's mode of operation's regulation and control.
In addition, the signal demand voltage unit 22 and the load working voltage unit 23 in the voltage regulation module 2 may be implemented as demand voltages and load working voltages with different voltage values, which are output by an input power supply after being regulated by a voltage regulator circuit.
Further , referring to fig. 1, 2, 3, 4 and 5, in order to prevent the signal requirement voltage from directly driving the load 5, the parsing module 3 further includes a decoding unit (not shown), which decodes the input signal and adjusts the operating mode of the load 5 in cooperation with the driving circuit.
Further , the signal processing unit 24 is a microprocessor.
The utility model provides a two line lighting control system, it switches on to obtain the signal of telecommunication control switching device after processing input signal 4 through signal processing unit 25, even if there is less duty cycle in input signal's pulse cycle, under the more condition of 0 level promptly, because the stack output of load operating voltage and signal demand voltage, make composite voltage not have the condition of 0 level, lighting control system's the power supply that lasts has been guaranteed, can not cause lighting control system's short-term outage because of the input signal of 0 level, also can not cause the control delay because of short-term outage.
The utility model provides a two line lighting control system makes building wiring simpler, and lighting control operation is more stable, is the preferred system that market and district realized illumination and control function.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (10)
1, two-wire lighting control system, which comprises input power, input signal, voltage regulation module and at least analysis module,
the input power supply is connected with the power supply input end of the voltage regulating module through an positive wire and a negative wire, the input signal is input from the signal input end of the voltage regulating module through a signal wire, the composite output end of the voltage regulating module is connected with the composite input end of the analysis module through a load and signal wire and a negative wire, and the output end of the analysis module outputs load working voltage and the input signal restored by the analysis module;
the voltage regulating module comprises an signal demand voltage unit, a load working voltage unit, a signal processing unit and a preset number of switching devices, wherein an input power supply is converted into signal demand voltage by the signal demand voltage unit or is converted into load working voltage by the load working voltage unit, the signal processing unit processes an input signal and converts the input signal into an electric signal required by the operation of the switching devices, and the electric signal drives the switching devices to selectively output the load working voltage and/or the signal demand voltage to form a composite voltage which is output from the composite output end;
the analysis module comprises an electricity and signal separation unit which analyzes the composite voltage, the electricity and signal separation unit outputs load working voltage after stabilizing the composite voltage, and restores and outputs the input signal after analyzing and comparing the composite voltage.
2. The two-wire lighting control system according to claim 1, wherein the parsing module further comprises a decoding unit for parsing the input signal and adjusting the operating mode of the load according to the input signal.
3. The two-wire lighting control system according to claim 1 or claim 2, wherein the signal processing unit is connected via the switching device to the signal demand voltage unit output terminal and the load operating voltage unit output terminal, the load operating voltage unit output terminal further connected to the composite output terminal.
4. The kinds of two-wire lighting control system of claim 3, wherein the switch device is an N-channel fet, the signal processing unit is connected to the base of the N-channel fet, the signal demand voltage unit output is connected to the source of the N-channel fet, the load operating voltage unit output is connected to the drain of the N-channel fet, the N-channel fet is turned on when the signal processing unit outputs an electrical signal, the composite output of the voltage regulator module outputs the signal demand voltage, and the N-channel fet is turned off when the signal processing unit outputs no electrical signal, and the composite output of the voltage regulator module outputs the load operating voltage.
5. The two-wire lighting control system according to claim 4, wherein a reverse isolation unit is further connected to the end of the output of the load operating voltage unit, and the reverse isolation unit is used for preventing the signal requirement voltage of the signal requirement voltage unit from being output to the load operating voltage unit.
6. The two-wire lighting control system according to claim 3, wherein the signal processing unit is connected to the load operating voltage unit output and the signal demand voltage unit output through the switching device, the signal demand voltage unit output being further connected to the composite output.
7. The kinds of two-wire lighting control system of claim 6, wherein the switch device is a P-channel fet, the signal processing unit is connected to the gate of the P-channel fet, the load operating voltage unit output is connected to the source of the P-channel fet, the signal demand voltage unit output is connected to the drain of the P-channel fet, the P-channel fet is turned off when the signal processing unit outputs an electrical signal, the composite output of the voltage regulator module outputs a signal demand voltage, the P-channel fet is turned on when the signal processing unit does not output an electrical signal, and the composite output of the voltage regulator module outputs a load operating voltage.
8. The two-wire lighting control system according to claim 7, wherein a reverse isolation unit is further connected to the end of the signal demand voltage unit output for preventing the load operation voltage of the load operation voltage unit from being output to the signal demand voltage unit.
9. The two-wire lighting control system according to claim 1 or 2, wherein the signal processing unit is connected to the load operating voltage unit output and signal demand voltage unit output through two of the switching devices, respectively, and the signal demand voltage unit and load operating voltage unit output is also connected to the composite output.
10. The kinds of two-wire lighting control system of claim 9, wherein of the two switching devices are N-channel fets, and of the two switching devices are P-channel fets, and the input signal is processed by the signal processing unit to generate two opposite electrical signals for controlling the two switching devices to be turned on at different times, so that the voltage regulating module outputs the composite voltage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415777.2U CN210007955U (en) | 2019-03-29 | 2019-03-29 | two-wire lighting control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415777.2U CN210007955U (en) | 2019-03-29 | 2019-03-29 | two-wire lighting control system |
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| CN210007955U true CN210007955U (en) | 2020-01-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109874201A (en) * | 2019-03-29 | 2019-06-11 | 广州腾龙电子塑胶科技有限公司 | A kind of two line lighting control systems |
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- 2019-03-29 CN CN201920415777.2U patent/CN210007955U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109874201A (en) * | 2019-03-29 | 2019-06-11 | 广州腾龙电子塑胶科技有限公司 | A kind of two line lighting control systems |
| CN109874201B (en) * | 2019-03-29 | 2024-03-26 | 广州腾龙健康实业股份有限公司 | Two-wire illumination control system |
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