CN201373319Y - Optical sensor and infrared sensor controlled solar lamp with LED as light source - Google Patents
Optical sensor and infrared sensor controlled solar lamp with LED as light source Download PDFInfo
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- CN201373319Y CN201373319Y CN200920003667U CN200920003667U CN201373319Y CN 201373319 Y CN201373319 Y CN 201373319Y CN 200920003667 U CN200920003667 U CN 200920003667U CN 200920003667 U CN200920003667 U CN 200920003667U CN 201373319 Y CN201373319 Y CN 201373319Y
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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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- 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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The utility model discloses an optical sensor and infrared sensor controlled solar lamp with an LED as a light source. The solar lamp comprises a photovoltaic panel, a battery, a control circuit, a load light source, and also comprises an infrared sensor controlled switching circuit. The infrared sensor controlled switching circuit comprises an infrared sensor, a single chip microprocessor and two switching circuits, wherein the infrared sensor is connected with the infrared sensor switching signal input pipe of the single chip microprocessor, and the two switching circuits are respectively connected with a single chip, used for a full-power load and a half-power load, and respectively connected in the power-supply circuits of the full-power load and the half-power load in series. The utility model can solve the technical problem of automatic switching of the solar lamp between the full-power lighting mode and the half-power lighting mode according to the operating needs.
Description
Technical field
The utility model belongs to the solar lighting light fixture.
Background technology
The solar lighting light fixture is a kind of green illumination of energy-saving and environmental protection.Obtained in the whole nation in recent years promoting rapidly.The technology of energy-conservation solid state lighting LED is progressively ripe, and in the light source applications of solar energy lamp, LED progressively replaces light sources such as traditional electricity-saving lamp, high-pressure mercury lamp.The control mode of at present popular Solar lamp mainly is the light-operated control mode that combines with time control.Its shortcoming is, when few people's activity in the late into the night, when not needing the total power illumination, Solar lamp is full power operation still, causes the production cost of solar energy lamp too high for this reason, the user is difficult to accept, therefore had influence on the popularization of green illumination product, research and development are produced, the solar energy lamp of light-operated, time control, infrared induction, reduce production costs, it is necessary that increase is applied.
Summary of the invention
The purpose of this utility model provides the Solar lamp of the LED of a kind of photoinduction and infrared induction control as light source, to solve the technical problem that Solar lamp is changed between the light illumination mode of total power, half-power automatically according to need of work.
Circuit structure of the present utility model comprises photovoltaic cell module, battery, control circuit and load light source, and described control circuit mainly comprises photovoltaic cell module and battery tension sample circuit, load current sample circuit, charging drive circuit and singlechip microprocessor; The magnitude of voltage of described photocell voltage sampling circuit by connected singlechip microprocessor and load switching circuit, starts the led light source load by time work as judging darkness, daybreak signal; This Solar lamp also comprises infrared induction gauge tap circuit, this infrared induction gauge tap circuit comprises the infrared inductor that is connected with the infrared sensing switch signal input tube pin of singlechip microprocessor, singlechip microprocessor and the total power that is connected respectively with single-chip microcomputer, the on-off circuit of two loads of half-power, and the on-off circuit of described total power, two loads of half-power is serially connected in respectively in the current supply circuit of total power, half-power load.
The LED of aforesaid a kind of photoinduction and infrared induction control is as the Solar lamp of light source, and the control circuit of this lamp is arranged in the lamp stand of street lamp or garden lamp, and light source and infrared inductor are installed in the light fixture, and photocell is installed in the upper end of lamp stand.
The LED of aforesaid a kind of photoinduction and infrared induction control is as the Solar lamp of light source, the control circuit of this lamp is arranged in the battery case of upper end of movable support frame, light source and infrared inductor are installed in the light fixture of movable support frame upper end, and photocell is installed in the upper end of lamp stand.
When the utility model needs the total power illumination at Solar lamp, just set full power operation, when do not need the total power illumination late into the night, can set half-power work, or pass through infrared induction controller, when having the people movable at dead of night, the automatic full power operation of this light fixture, when the no one was movable, this light fixture transferred half-power work automatically to, thereby reach purpose of energy saving, to reduce the configuration and the cost of light fixture.Automatic control degree height of the present utility model, what light source adopted is efficient LED, and what battery can adopt is other environment protection type batteries such as large-scale capacitor or LiFePO4, and no any pollution in life-span length, use and the production process is the environment-friendly and green illuminating product.
Description of drawings
Fig. 1 is a circuit structure theory diagram of the present utility model.
Fig. 2 is a light sensation sample circuit schematic diagram of the present utility model.
Fig. 3 is an infrared induction control signal Acquisition Circuit schematic diagram of the present utility model.
Fig. 4 is the circuit theory diagrams of singlechip microprocessor of the present utility model and load.
Fig. 5 is the workflow diagram of singlechip microprocessor of the present utility model.
Fig. 6 is the structural representation that the utility model is applied to street lamp or garden lamp.
Fig. 7 is the structural representation of interim emergency lights such as the utility model is applied to speedily carry out rescue work, the disaster relief.
The specific embodiment
Circuit theory of the present utility model is seen Fig. 1, is made up of photovoltaic cell module, battery, control circuit, load light source and infrared induction circuit substantially.Control circuit wherein mainly comprises photocell and battery tension sample circuit, charge drive circuit, singlechip microprocessor etc.Described control circuit is traditional circuit, and concrete is described below:
1, singlechip microprocessor MCU is the core component of this controller, to call MCU in the following text.
(1) product performance
Adopt high-performance, low-power consumption 8
Microprocessor has advanced risc architecture, non-volatile program and data storage, realizes in-system programming by Boot program on the sheet.Microprocessor peripheral hardware: two 8 bit timing device/counters with independent pre-divider and comparator function, one has pre-divider, 16 bit timing device/counters of comparing function and capture function, real-time counter RTC with separate oscillators, six passage PWM, 8 tunnel 10 ADC (TQFP and MLF encapsulation), 6 tunnel 10 ADC (PDIP encapsulation), programmable serial USART interface, can work in the SPI serial line interface of main frame/slave mode, the two-wire serial interface of byte-oriented, programmable watchdog timer with individual sheets internal oscillator, analog comparator in the sheet, pin level changes and can cause interruption and wake MCU up.
The pin resource of microcontroller is distributed and definition:
Pin one 9,22,23,24 is respectively the analog-to-digital conversion pin, is used for the AD sample circuit of temperature, photocell voltage, load current, battery tension.
Pin two 5,26,27,28 is 4,6,8,10 hours load running time for timing is provided with input pin between the pin closed pair is seasonable, is used for the setting of loaded work piece time.
Pin one 2,32 is exported for short-circuit protection resets and load short circuits protection actuating signal input pin, is used for load control and drives and holding circuit.
Pin one 3,14 is used to the drive circuit that charges for charging PWM pulse width signal output pin.
Pin one is a load output switch control pin, is used for load control and drives and holding circuit.
Pin two, 9 is respectively the control pin of redness and green emitting LED diode, is used for indication charging and discharge condition circuit.
Pin one 0 is an infrared sensing switch signal input tube pin, is used for infrared switch circuit.
Pin two 9 is used for reset circuit for the hardware reset pin that powers on.
Pin one 8 is used for the internal simulation circuit power for LC filter power supply input pin.
Pin two 0 is a 1.1V internal reference power supply output pin, is used for temperature-compensation circuit.
2, each several part circuit working explanation:
Temperature sampling circuit: by thermistor, divider resistance polyphone, output to 19 pin of MCU through the 1.1V reference source after the divider resistance dividing potential drop, during variations in temperature, output voltage changes thereupon, and MCU measures the voltage that changes and calculates temperature.
The photocell voltage sampling circuit: at first, battery tension is input to 22 pin of MCU after the dividing potential drop of one group of series resistance circuit, and this circuit also comprises filter capacitor and anti-negative polarity input protection diode.Along with the variation of photocell voltage, this pressure drop changes thereupon, thereby the sampled voltage on 22 pin of MCU promptly is photronic voltage.
Load current sample circuit: be the voltage signal of current sample by current sampling resistor through filtered voltage, send into 23 pin of MCU.
The battery tension sample circuit: battery tension is sent into 24 pin of MCU through series resistance circuit dividing potential drop by filtering.
LC electric source filter circuit: behind the 5V power filter, send into the MCU18 pin, for the power supply of MCU analog circuit.
Electrify restoration circuit: when being used for system and powering on, reliable reset MCU.
Crystal oscillating circuit: as the basic frequency of MCU.
The load indicating circuit: by lighting of 2, the 9 foot control system LED of MCU, with different colors, flicker indication mechanism normal, overcharge, system modes such as superpressure, under-voltage, overdischarge, overload, short circuit.
Load is regularly closed on-off circuit is set: form by 4 bit switches, every closure, output to MCU after, the working time of the corresponding control load of MCU, its control is used with the infrared induction gauge tap.
Load control drives and holding circuit: if when being short-circuited, make load circuit force fast to turn-off, play the short-circuit protection effect.After the output short-circuit fault is eliminated, output is driven recover normal control, release the mandatory protection closed condition.
Series connection photocell charging drive circuit: form by anti-drive circuit and the series connection photocell charging drive circuit two parts circuit of discharging of the anti-photocell of series connection.
Above each several part circuit is prior art, and improvement project of the present utility model is to have increased infrared induction gauge tap circuit and load is set to total power, half-power two parts on the basis of foregoing circuit.
Infrared induction gauge tap circuit: infrared sensing switch is that a kind of sense object within the specific limits moves and triggers the switch of output switching signal, the switch of its output inserts 10 pin of MCU, the signal that makes MCU whether be had object in the infrared induction district, to move, thereby cooperate photoinduction signal and timing to determine the Kai Heguan of load output, and the duty of half-power control even load.
Fig. 3 is the circuit theory diagrams of infrared inductor, in its induction range, can give 10 pin of MCU when there are objects moving by signal U2 of backoff values output of infrared induction.
Fig. 2 is the circuit theory diagrams of photoinduction sampling, by the magnitude of voltage of the U1 photocell voltage sample of polyphone divider resistance R1, R2 output, judges darkness, daybreak, comes starting load output, finishes light-operated work.
Fig. 3 is the circuit theory diagrams of Single-chip Controlling load, U1 be photoelectric cell less than 5V, think darkness, start output, think during when photocell and daybreak, close output by load switch greater than 5V; When single-chip microcomputer is started working, infrared inductor is also started working simultaneously, and single-chip microcomputer can setting-up time, for example: set single-chip microcomputer and worked every night 8 hours, preceding 4 hours by load switch setting full power operation, infrared inductor is not just worked, and starts infrared inductor work by the work of load switch setting half-power in back 4 hours.Load switch has two, and as shown in Figure 3, A is the total power load switch, and B is the half-power load switch, and single-chip microcomputer is judged as full-power mode when B1 disconnects, and single-chip microcomputer is judged as half-power work when B2 disconnects.
In Fig. 6, control circuit of the present utility model is arranged in the Socket for lamp pole of street lamp or garden lamp, and light source, photovoltaic cell module and infrared inductor are installed on the lamp stand.The advertisement or the lamp box that shows the way are set outside light source, also can be used as road sign or advertising device and use.
In Fig. 7, the control circuit of this lamp is arranged on the upper end of movable support frame, and light source, photovoltaic cell module and infrared inductor are installed in the upper end of movable support frame.Movable support frame can be tripod or other structures, and purpose is to be convenient to move as emergency light.
In Fig. 6,7, the 1st, solar panel, the 2nd, solar battery bracket, the 3rd, load light source, The 4th, infrared induction probe, the 5th, light source bracket, the 6th, lamp stand, the 7th, antitheft ring flange, the 8th, moistureproof control Circuit box processed, the 9th, the triangular form support.
Claims (3)
1, the LED of a kind of photoinduction and infrared induction control is as the Solar lamp of light source, it comprises photovoltaic cell module, battery, control circuit and load light source, and described control circuit mainly comprises photovoltaic cell module and battery tension sample circuit, load current sample circuit, charging drive circuit and singlechip microprocessor; The magnitude of voltage of described photocell voltage sampling circuit by connected singlechip microprocessor and load switching circuit, starts the led light source load by time work as judging darkness, daybreak signal; It is characterized in that: this Solar lamp also comprises infrared induction gauge tap circuit, this infrared induction gauge tap circuit comprises the infrared inductor that is connected with the infrared sensing switch signal input tube pin of singlechip microprocessor, singlechip microprocessor and the total power that is connected respectively with single-chip microcomputer, the on-off circuit of two loads of half-power, and the on-off circuit of described total power, two loads of half-power is serially connected in respectively in the current supply circuit of total power, half-power load.
2, the LED of a kind of photoinduction as claimed in claim 1 and infrared induction control is as the Solar lamp of light source, it is characterized in that: the control circuit of this lamp is arranged in the lamp stand of street lamp or garden lamp, light source and infrared inductor are installed in the light fixture, and photocell is installed in the upper end of lamp stand.
3, the LED of a kind of photoinduction as claimed in claim 1 and infrared induction control is as the Solar lamp of light source, it is characterized in that: the control circuit of this lamp is arranged in the battery case of upper end of movable support frame, light source and infrared inductor are installed in the light fixture of movable support frame upper end, and photocell is installed in the upper end of lamp stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920003667U CN201373319Y (en) | 2009-01-19 | 2009-01-19 | Optical sensor and infrared sensor controlled solar lamp with LED as light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920003667U CN201373319Y (en) | 2009-01-19 | 2009-01-19 | Optical sensor and infrared sensor controlled solar lamp with LED as light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201373319Y true CN201373319Y (en) | 2009-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920003667U Expired - Fee Related CN201373319Y (en) | 2009-01-19 | 2009-01-19 | Optical sensor and infrared sensor controlled solar lamp with LED as light source |
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| Country | Link |
|---|---|
| CN (1) | CN201373319Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466190A (en) * | 2010-11-19 | 2012-05-23 | 点晶科技股份有限公司 | Illumination device |
-
2009
- 2009-01-19 CN CN200920003667U patent/CN201373319Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466190A (en) * | 2010-11-19 | 2012-05-23 | 点晶科技股份有限公司 | Illumination device |
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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: 20091230 Termination date: 20110119 |