CN204795687U - Controller that variable lane luminous sign was adjusted luminance through regulation duty cycle - Google Patents
Controller that variable lane luminous sign was adjusted luminance through regulation duty cycle Download PDFInfo
- Publication number
- CN204795687U CN204795687U CN201520102564.6U CN201520102564U CN204795687U CN 204795687 U CN204795687 U CN 204795687U CN 201520102564 U CN201520102564 U CN 201520102564U CN 204795687 U CN204795687 U CN 204795687U
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- module
- pwm
- changeable driveway
- light
- controller
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a controller that variable lane luminous sign was adjusted luminance through regulation duty cycle, including solar energy daylighting system module, the variable lane dimming control ware module of PWM, luminous traffic sign module and power module, solar energy daylighting system module is connected to the variable lane dimming control ware module of PWM, and luminous traffic sign module is connected with the variable lane dimming control ware module of PWM, power module is connected with other modules. The utility model discloses a controller that variable lane luminous sign was adjusted luminance through regulation duty cycle can reach the luminance of the variable lane of adjustment luminous sign according to the strong and weak automatic duty cycle that changes output of natural light, can satisfy motor vehicle and pedestrian's discernment needs, prevents visual fatigue, practices thrift the electric energy simultaneously, adopt program control output, convenient adjustment, the procedure light intensity of many times sampling, averaging time delay is again adjusted luminance, avoids light pollution such as car light to cause the fast blink.
Description
Technical field
The utility model relates to a kind of changeable driveway luminous sign by regulating the controller of duty ratio light modulation, belongs to highway communication luminescent display mark field.
Background technology
Changeable driveway luminous sign uses in highway communication, and object is that the similar working peak of adjustment and next peak traffic flow direction are just contrary, is regulated the direction of traffic in track by changeable driveway.Due to daytime and night natural daylight power different, general mark does not have automatic dimming function, if by the brightness settings on daytime, the brightness of night-mark(ing) is excessively bright with regard to what show, if press the brightness settings at night, it is excessively dark that daylight luminous mark just shows, and existing light-adjusting module light modulation brightness is difficult to the requirement adapting to lane markings, power supply uses not independent, and on track, luminous sign is required of highly reliable.
Utility model content
(1) technical problem that will solve
For solving the problem, the utility model proposes a kind of changeable driveway luminous sign by regulating the controller of duty ratio light modulation, gather environmental light intensity by plane skylight, program adjusts the LED label brightness that LED duty ratio reaches adjustment automatically, and has high reliability.
(2) technical scheme
Changeable driveway luminous sign of the present utility model is by regulating the controller of duty ratio light modulation, comprise solar lighting system module, PWM changeable driveway light adjusting controller module, light-emitting traffic mark module and power module, described solar lighting system model calling to PWM changeable driveway light adjusting controller module, light-emitting traffic mark module and PWM changeable driveway light adjusting controller model calling; Described power module and other model calling.
Further, described solar lighting system module is plane skylight; Described PWM changeable driveway light adjusting controller module is PWM changeable driveway brightness adjustment control plate; Described light-emitting traffic mark module is LED multi-path label; Described power module is made up of variable connector AC power; Described variable connector AC power is AC-DC converter; Output and the PWM changeable driveway brightness adjustment control plate of described AC-DC converter are electrically connected.
Again further, described PWM changeable driveway brightness adjustment control plate is respectively arranged with GND, GND2, R+, CD+, W1+, W2+ port and light-operated end; Described PWM changeable driveway brightness adjustment control intralamellar part is provided with control circuit and display circuit.
Again further, described plane skylight and light-operated end are electrically connected.
Again further, described control circuit is made up of single-chip microcomputer, three terminal regulator, capacitor, resistor and fuse; 6th is electrically connected the 8th pin of single-chip microcomputer with the output after the 8th capacitor parallel connection, and output end voltage is+5V, and its input is electrically connected by the output of a fuse and three terminal regulator; The input of described three terminal regulator and earth terminal respectively with the 7th capacitor two ends, the 7th, the 9th, the 11, one end of the 14 resistor and the negative pole of the 5th voltage-stabiliser tube and positive pole be electrically connected; Described 7th, the 9th, the 11, the other end of the 14 resistor is connected with R+, CD+, W1+, W2+ port on PWM changeable driveway brightness adjustment control plate respectively; 19 pin of single-chip microcomputer respectively with the first capacitor, the 3rd voltage-stabiliser tube, the tenth, one end of the 13 resistor is electrically connected; The other end of described tenth resistor is electrically connected with light-operated end; Described single-chip microcomputer the 11, the 12 pin is electrically connected wherein two ends in DLL (dynamic link library) respectively; The another two ends of described DLL (dynamic link library) respectively with+5V voltage and power supply be electrically connected; First to the 6th pin of described single-chip microcomputer and the 20 pin are electrically connected with display circuit respectively; Described three terminal regulator is 7805 three terminal regulators, and described 5th voltage-stabiliser tube is IN4736, and described 3rd voltage-stabiliser tube is IN4728.
Further, described display circuit comprises LED display circuit and LED display complementary circuit.
Again further, described LED display circuit is made up of multiple resistor, photoelectric isolation module, LED and field effect transistor; One end electrical connection+5V voltage of the second resistor, a wherein input of the other end and photoelectric isolation module is electrically connected; The other end of described photoelectric isolation module and single-chip microcomputer first are electrically connected to the wherein pin in the 6th pin and the 20 pin, and its output is electrically connected with the grid of the first, the 3rd resistor and field effect transistor respectively; The described other end of the first resistor is electrically connected with the positive pole of LED; The negative electricity of described LED connects the drain electrode of field effect transistor; The source electrode of described field effect transistor and the other end of the 3rd resistor are all electrically connected with power supply ground.
Again further, LED shows complementary circuit and comprises multiple resistor, photoelectric isolation module and field effect transistor composition; One end electrical connection+5V voltage of the 6th resistor, a wherein input of the other end and photoelectric isolation module is electrically connected; The other end of described photoelectric isolation module and single-chip microcomputer first are electrically connected to the wherein pin in the 6th pin and the 20 pin, and do not coincide with the input pin of the photoelectric isolation module in LED display circuit; The output of described photoelectric isolation module is electrically connected with the 8th resistor and complementary field effect tube grid and source electrode respectively.
Again further, described AC-DC converter is provided with 5 ports and is respectively+12V port, COM port, FG port, N port, L port; + 12V the port of described AC-DC converter is electrically connected with the either end of the R+ port on PWM changeable driveway brightness adjustment control plate, CD+ port, W1+ port, W2+ port respectively; Described COM port is all electrically connected with the GND on PWM changeable driveway brightness adjustment control plate, i.e. GND_COM end; Described AC-DC converter is made up of first, second and third AC-DC converter; The FG port of the first AC-DC converter is electrically connected with the yellow/green cable of multichannel AC electrical input and ground wire with the FG port of the second AC-DC converter respectively; The FG port of the second AC-DC converter is electrically connected with the FG port of the 3rd AC-DC converter; The N port of the first AC-DC converter is electrically connected with the yellow line of multichannel AC electrical input; The N port of the second AC-DC converter is electrically connected with the green line of multichannel AC electrical input; The N port of the 3rd AC-DC converter and the electrical connection of multichannel AC electrical input red line; The L port of the 3rd AC-DC converter is electrically connected with the L port of multichannel AC electrical input black line and zero line and the second AC-DC converter respectively; The L port of the second AC-DC converter is electrically connected the L port of the first AC-DC converter.Again further, the drain electrode of the field effect transistor in display circuit is all held with GND_COM and is electrically connected; Described first resistor, the 8th resistor are all electrically connected with the arbitrary port in R+, CD+, W1+, W2+ port with photoelectric isolation module electrical connection terminal.
(3) beneficial effect
Compared with prior art, changeable driveway luminous sign of the present utility model is by regulating the controller of duty ratio light modulation, be the dimming driving circuit that a LED multi-path regulates duty ratio, gather environmental light intensity by plane skylight, program adjusts the LED label brightness that LED duty ratio reaches adjustment automatically; Can, according to the highest minimum and other brightness of customer requirement customization, regulate light intensity colour cast little by duty ratio mode; In addition, any road or two-way power failure do not affect other road light modulation yet, and the multiple redundancy of internal circuit element, partial destruction also there will not be the situation of no-output, has high reliability.
Accompanying drawing explanation
Fig. 1 is syndeton schematic diagram of the present utility model;
Fig. 2 is installation wiring schematic diagram of the present utility model;
Fig. 3 is control circuit schematic diagram of the present utility model;
Fig. 4 is part display circuit schematic diagram of the present utility model.
Embodiment
A kind of changeable driveway luminous sign is as shown in Figures 1 to 4 by regulating the controller of duty ratio light modulation, comprise solar lighting system module, PWM changeable driveway light adjusting controller module, light-emitting traffic mark module and power module, described solar lighting system model calling to PWM changeable driveway light adjusting controller module, light-emitting traffic mark module and PWM changeable driveway light adjusting controller model calling; Described power module and other model calling.
Described solar lighting system module is plane skylight; Described PWM changeable driveway light adjusting controller module is PWM changeable driveway brightness adjustment control plate; Described light-emitting traffic mark module is LED multi-path label; Described power module is made up of variable connector AC power; Described switch AC power supply is AC-DC converter; Output and the PWM changeable driveway brightness adjustment control plate of described AC-DC converter are electrically connected.
Described PWM changeable driveway brightness adjustment control plate is respectively arranged with GND, GND2, R+, CD+, W1+, W2+ port and light-operated end; Described PWM changeable driveway brightness adjustment control intralamellar part is provided with control circuit and display circuit.
Described plane skylight and light-operated end are electrically connected.
Described control circuit is made up of single-chip microcomputer, three terminal regulator, capacitor, resistor and fuse; Output after the 8th pin electrical connection the 6th of described single-chip microcomputer U3 is in parallel with the 8th capacitor C6 and C8, and output end voltage is+5V, and the output that its input passes through a fuse F1 and the first three terminal regulator T1 is electrically connected; The input of described three terminal regulator T1 and earth terminal respectively with the 7th capacitor C7 two ends, the 7th, the 9th, the 11, one end of the 14 resistor R7, R9, R11, R14 and the negative pole of the 5th voltage-stabiliser tube D5 and positive pole be electrically connected; Described 7th, the 9th, the 11, the other end of the 14 resistor R7, R9, R11, R14 is connected with R+, CD+, W1+, W2+ port on PWM changeable driveway brightness adjustment control plate respectively; 19 pin of single-chip microcomputer U3 respectively with the first capacitor C1, the 3rd voltage-stabiliser tube D3, the tenth, one end of the 13 resistor R10, R13 is electrically connected; The other end of described tenth resistor R10 is electrically connected with light-operated end; Described single-chip microcomputer U3 the 11, the 12 pin is electrically connected wherein two ends in DLL (dynamic link library) P1 respectively; The another two ends of described DLL (dynamic link library) P1 respectively with+5V voltage and power supply be electrically connected; First to the 6th pin of described single-chip microcomputer U3 and the 20 pin are electrically connected with display circuit respectively; Described three terminal regulator T1 is 7805 three terminal regulators, and described 5th voltage-stabiliser tube D5 is IN4736, and described 3rd voltage-stabiliser tube D3 is IN4728.
Described display circuit comprises LED display circuit and LED shows complementary circuit.
Described LED display circuit is made up of several resistors, photoelectric isolation module, LED and field effect transistor; One end electrical connection+5V voltage of the second resistor R2, a wherein input of the other end and photoelectric isolation module U1 is electrically connected; The other end of described photoelectric isolation module U1 and single-chip microcomputer U3 first are electrically connected to the wherein pin in the 6th pin and the 20 pin, and its output is electrically connected with the grid of the first, the 3rd resistor R1, R3 and field effect transistor M1 respectively; The other end of described first resistor R1 is electrically connected with the positive pole of LED CD1; The negative electricity of described LED CD1 connects the drain electrode of field effect transistor M1; The source electrode of described field effect transistor M1 and the other end of the 3rd resistor R3 are all electrically connected with power supply ground.
LED shows complementary circuit and comprises several resistors, photoelectric isolation module and field effect transistor composition; One end electrical connection+5V voltage of the 6th resistor R6, a wherein input of the other end and photoelectric isolation module U2 is electrically connected; The other end of described photoelectric isolation module U2 and single-chip microcomputer U3 first are electrically connected to the wherein pin in the 6th pin and the 20 pin, and do not coincide with the input pin of the photoelectric isolation module U1 in LED display circuit; The output of described photoelectric isolation module U2 is electrically connected with the 8th resistor R8 and complementary field effect pipe M2 grid and source electrode respectively.
Described AC-DC converter is provided with 5 ports and is respectively+12V port, COM port, FG port, N port, L port; + 12V the port of described AC-DC converter is electrically connected with the either end of the R+ port on PWM changeable driveway brightness adjustment control plate, CD+ port, W1+ port, W2+ port respectively; Described COM port is all electrically connected with the GND on PWM changeable driveway brightness adjustment control plate, i.e. GND_COM end; Described AC-DC converter is made up of first, second and third AC-DC converter 1,2,3; The FG port of described first AC-DC converter 1 is electrically connected with the FG port of the second AC-DC converter 2 and the yellow/green cable of binding post 4 and ground wire respectively; The FG port of described second AC-DC converter 2 is electrically connected with the FG port of the 3rd AC-DC converter 3; The yellow line of the N port electrical connection binding post 4 of the first AC-DC converter 1; The N port of the second AC-DC converter 2 is electrically connected with the green line of binding post 4; The red line of the N port electrical connection binding post 4 of the 3rd AC-DC converter 3; The L port of the 3rd AC-DC converter 3 is electrically connected with the black line of binding post 4 and the L port of zero line and the second AC-DC converter 2 respectively; The L port of the second AC-DC converter 2 is electrically connected the L port of the first AC-DC converter 1.
Field effect transistor M1 in described display circuit, the drain electrode of M2 are all held with GND_COM and are electrically connected; Described first, the 8th resistor R1, R8 is all electrically connected with the arbitrary port in R+, CD+, W1+, W2+ port with photoelectric isolation module U1, U2 electrical connection terminal.
Changeable driveway luminous sign of the present utility model is by regulating the operation principle of the controller of duty ratio light modulation: first, and use plane skylight to gather the power of natural daylight, in PWM changeable driveway brightness adjustment control plate, Chip Microcomputer A/D is converted to a magnitude of voltage; Wherein, tie-in line has dividing of both positive and negative polarity, if user's misconnection is anti-or input too high collection voltage, this PWM changeable driveway brightness adjustment control plate is not all damaged by the input of mistake by the 3rd voltage-stabiliser tube protection single-chip microcomputer.Then, according to the numerical value drawn of sampling, Single Chip Microcomputer (SCM) program adopts PWM to control the conducting of field effect transistor and cut-off, reaches by the time size controlling conducting and cut-off the luminous sign brightness changing LED; And do multiple repairing weld calculating mean value more in a period of time, as the light intensity corresponding voltage value of this time period.Then, again according to the numerical value drawn of sampling, Single Chip Microcomputer (SCM) program controls the conducting of field effect transistor and cut-off, reaches by the time size controlling conducting and cut-off the luminous sign brightness changing LED; Circulation previous step, reaches uninterrupted light modulation.
The working condition of single-chip microcomputer carries watch dog monitoring by single-chip microcomputer, and fly when single-chip microcomputer runs or the fortuitous events such as deadlock occur, house dog allows single-chip microcomputer restart at short notice, reaches and continues light modulation work.
In display circuit, field effect transistor adopts two complementary duty conditional manner, and when situation about burning out appears in single-chip microcomputer, a point single-chip microcomputer pin be low level entirely or is high level situation entirely, when this situation of appearance, though can not light modulation, but still there is complete bright output, bring the well-to-do time to maintenance.
This PWM changeable driveway light adjusting controller module work is powered jointly by multiple switch AC power supply, as long as wherein there is a power supply not damage, this controller all can normal light modulation work.
Embodiment recited above is only be described preferred implementation of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that this area ordinary person makes the technical solution of the utility model and improvement; protection range of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.
Claims (4)
1. a changeable driveway luminous sign is by regulating the controller of duty ratio light modulation, it is characterized in that: comprise solar lighting system module, PWM changeable driveway light adjusting controller module, light-emitting traffic mark module and power module, described solar lighting system model calling to PWM changeable driveway light adjusting controller module, light-emitting traffic mark module and PWM changeable driveway light adjusting controller model calling; Described power module and other model calling.
2. changeable driveway luminous sign according to claim 1 is by regulating the controller of duty ratio light modulation, it is characterized in that: described solar lighting system module is plane skylight; Described PWM changeable driveway light adjusting controller module is PWM changeable driveway brightness adjustment control plate; Described light-emitting traffic mark module is LED multi-path label; Described power module is made up of multi-channel switch power; Described Switching Power Supply is AC-DC converter; Output and the PWM changeable driveway brightness adjustment control plate of described AC-DC converter are electrically connected.
3. changeable driveway luminous sign according to claim 2 is by regulating the controller of duty ratio light modulation, it is characterized in that: described PWM changeable driveway brightness adjustment control plate is respectively arranged with GND, GND2, R+, CD+, W1+, W2+ port and light-operated end; Described PWM changeable driveway brightness adjustment control intralamellar part is provided with control circuit and display circuit.
4. changeable driveway luminous sign according to claim 2 is by regulating the controller of duty ratio light modulation, it is characterized in that: described plane skylight and light-operated end are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102564.6U CN204795687U (en) | 2015-02-12 | 2015-02-12 | Controller that variable lane luminous sign was adjusted luminance through regulation duty cycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102564.6U CN204795687U (en) | 2015-02-12 | 2015-02-12 | Controller that variable lane luminous sign was adjusted luminance through regulation duty cycle |
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| Publication Number | Publication Date |
|---|---|
| CN204795687U true CN204795687U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520102564.6U Expired - Fee Related CN204795687U (en) | 2015-02-12 | 2015-02-12 | Controller that variable lane luminous sign was adjusted luminance through regulation duty cycle |
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| CN (1) | CN204795687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109618465A (en) * | 2019-01-21 | 2019-04-12 | 上海乾丰新能源科技有限公司 | A kind of LED changeable driveway programmable power supply |
-
2015
- 2015-02-12 CN CN201520102564.6U patent/CN204795687U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109618465A (en) * | 2019-01-21 | 2019-04-12 | 上海乾丰新能源科技有限公司 | A kind of LED changeable driveway programmable power supply |
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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: 20151118 Termination date: 20220212 |