CN106500015A - A kind of LED energy-conserving road lamps for illuminating on demand and its control circuit - Google Patents
A kind of LED energy-conserving road lamps for illuminating on demand and its control circuit Download PDFInfo
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- CN106500015A CN106500015A CN201611268083.8A CN201611268083A CN106500015A CN 106500015 A CN106500015 A CN 106500015A CN 201611268083 A CN201611268083 A CN 201611268083A CN 106500015 A CN106500015 A CN 106500015A
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- 230000006698 induction Effects 0.000 claims abstract description 35
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- 210000004899 c-terminal region Anatomy 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 241000219739 Lens Species 0.000 description 26
- 210000000695 crystalline len Anatomy 0.000 description 26
- 238000005286 illumination Methods 0.000 description 12
- 230000035515 penetration Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- 238000006127 Vicarious substitution reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
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- 230000007613 environmental effect Effects 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/049—Patterns or structured surfaces for diffusing light, e.g. frosted surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The LED energy-conserving road lamps for illuminating on demand disclosed by the invention, which is mainly simultaneously provided with control driving circuit device in photoelectricity module group radiating plate towards on the inside of lamp housing, control driving circuit device input is electrically connected with civil power, its outfan is provided with LED illuminating modules with photoelectricity module group radiating plate another side and electrically connects, LED illuminating modules include LED lamp panel, LED lamp panel is provided with LED chip and diffuser, LED illuminating modules front end is provided with wireless induction sensor, control driving circuit device includes single-chip microcomputer, control single chip computer starts and the light-operated circuit that closes, wireless induction sensor with monolithic mechatronics and is used for controlling the electric current that constant current driver circuit for LED is exported.The invention also discloses the control circuit of above-mentioned LED energy-conserving road lamps.The present invention realizes that street lamp sends the light source of glimmer under night environment, slows down the moment that is bright suddenly to the light source of street lamp and going out suddenly of the eyes to human body uncomfortable body-sensing problem.
Description
Technical field
The present invention relates to a kind of light fixture, more particularly to a kind of LED energy-conserving road lamps for illuminating on demand and its control circuit.
Background technology
LED is by containing gallium（Ga）, arsenic（As）, phosphorus（P）, nitrogen（N）, silicon（Si）Deng the diode that compound is made, work as electronics
With can give off visible ray during hole-recombination, compared to conventional electric filament lamp and fluorescent tube, LED illuminates main advantage is
The advantages of environmental protection, energy-conservation, life-span length, under same brightness, the power consumption of LED is only 1/10th of ordinary incandescent lamp, and
Life-span can but extend nearly 100 times, and can provide tens of or even more than 100 hours lasting illuminations, therefore, LED illumination
Environment-friendlylamp lamp that city originally used electric filament lamp, electricity-saving lamp or fluorescent tube as illumination substituted in a large number.
There are data statisticss, the annual power consumption of city street lamp illuminator is about 85,000,000,000 kilowatt hours, and environment is caused very
Big pressure, energy consumption are huge.If street lamp bright a whole night, energy utilization rate are low, if street lamp only bright before midnight and the time after midnight
Do not work, driving peace row is inadequate, and non-major trunk roads, campus, house section vehicle flowrate and flow of the people are less during the late into the night, and street lamp is normal
Bright can waste a large amount of electric energy, will also result in light pollution.A few days ago, for the roadway lighting system of China, product to have " full night-light " and
" evening lamp " both modes, for full night-light, in vehicle and not busy section, especially to the period time after midnight, vehicle
And pedestrian is little, cause the utilization rate of street lamp very low, cause the existing picture of serious waste resource, some cities to adopt evening lamp control
Mode processed realizes energy-conservation, but certainly will cause vehicle accident because roadway illumination is not enough, and in other words this working method is with reduction
Traffic safety is cost, should avoid as far as possible.
Therefore, inventor just invents a kind of vicariouss intelligent LED street lamp, Chinese application number 201410402543 is disclosed
A kind of vicariouss intelligent LED street lamp, the LED street lamp include intelligent control circuit and LED light group, the intelligent control circuit
Including infrared inductor, microprocessor and LED drive module, the infrared inductor is connected with microprocessor electrical equipment, micro- place
Reason device is connected with LED drive module, and the LED drive module drives LED light group, and the LED light group is by multiple LEDs series connection structure
Into the LED is installed on substrate.
In sum, " full night-light " or " evening lamp " control mode, not science is either adopted, is controlled using full night-light
Mode easily causes a large amount of waste of resource；Vehicle accident is easily caused using midnight or is led to human safety issues, such as under pitch-dark
Midnight, pedestrian meet with and plunder, are absorbed in road hole or collision failure thing etc., and the lampshade of conventional LED street lamp is plane, and LED lights
The light penetration plane bulb envelope that module sends, makes light direct projection road surface, and irradiation environmental field is narrow and small.
And on the other hand, although adopt more intelligent inductive control LED street lamp（CN201410402543）, but this is special
The LED of profit is to adopt to be connected serially, and when a LED is broken, other LEDs will not work.
Above-mentioned street lamp either " full night-light " or " evening lamp " control mode, or inductive control street lamp, these
Or control mode is all i.e. bright, or going out, when LED street lamp is when using at night, when LED street lamp does not work so that LED
Around street lamp, residing environment is very pitch-dark, when human body is walked in microwave induced current control section, LED moment all light, and irradiation
The eyes of human body, bring discomfort to human eye, and when LED is switched to not work by all light, the same eyes for giving people body bring
Uncomfortable.
Content of the invention
It is an object of the invention to overcoming above-mentioned the deficiencies in the prior art, there is provided a kind of LED energy-conserving road lamps for illuminating on demand
And its control circuit.
The present invention is achieved in the following ways, a kind of LED energy-conserving road lamps for illuminating on demand, including lamp housing and covering institute
State the lampshade of lamp housing, it is characterised in that：The lamp housing inside edge is provided with least three photoelectricity module group radiating plates installed above
Support chip, the photoelectricity module group radiating plate periphery are provided with the installing hole for adapting to that the gripper shoe is fixed, and the photoelectricity module dissipates
Hot plate is simultaneously provided with control driving circuit device, the control driving circuit device input and civil power towards on the inside of the lamp housing
Electrical connection, the outfan of control drive circuit are provided with LED illuminating modules with the photoelectricity module group radiating plate another side and electrically connect, institute
Stating LED illuminating modules includes LED lamp panel, the LED lamp panel be provided with the LED chip and adaptation of several ordered distribution cover described
LED lamp panel the diffuser that fixes with photoelectricity module group radiating plate, the diffuser is correspondingly to be adapted to each LED chip by several
Transparent convex lens body composition single structure part, the LED illuminating modules front end is provided with wireless induction sensor, and the control is driven
Dynamic circuit arrangement includes single-chip microcomputer, controls the light-operated circuit that the single-chip microcomputer starts and cuts out, the wireless induction sensor with
The monolithic mechatronics the electric current for controlling constant current driver circuit for LED output.
Further, the bottom inside face of the lampshade is the Transparent lamp shade with concavees lens structure；Purpose is to make
Transparent lamp shade of the light penetration produced by LED illuminating modules with inner concave, makes divergence of beam, is conducive to expanding illumination ring
Border.
Further, the LED lamp panel is square.
Further, the LED chip is SMD lamp beads.
Meanwhile, the invention discloses a kind of control circuit of the LED energy-conserving road lamps for illuminating on demand, it is characterised in that bag
Current rectifying and wave filtering circuit and control module is included, wherein described control module is parallel to the current rectifying and wave filtering circuit, the control module
Including providing low pressure voltage stabilizing for wireless induction sensor, LED illuminating modules, single-chip microcomputer, light-operated circuit and constant current driver circuit for LED
The circuit arrangement of power supply.
The constant current driver circuit for LED controls the constant current driver circuit for LED according to the output signal of the single-chip microcomputer
Output current, the brightness of the output current control of the constant current driver circuit for LED LED illuminating modules then, specifically
It is the brightness for controlling LED chip.
The light-operated circuit is used for the startup and closing for controlling the single-chip microcomputer, the light-operated circuit and single-chip microcomputer（7）'s
Optically-controlled signal receiving terminal is electrically connected, when the light-operated circuit starts, the output signal C-terminal output high level of the light-operated circuit
The single-chip microcomputer is controlled, the A feet output very little duty cycle signals of the single-chip microcomputer control the constant current driver circuit for LED and export very
Little electric current, so that the LED illuminating modules glimmer, is specifically control LED chip glimmer.
The wireless signal sensing input for stating wireless induction sensor and single-chip microcomputer is electrically connected, when having human body or car is defeated passes by
The induction region of the wireless induction sensor, the wireless induction sensor are high to the reception of wireless signals end output of single-chip microcomputer
Level, it is defeated that the duty cycle signals output pin output maximum duty cycle signal of the single-chip microcomputer controls the constant current driver circuit for LED
Go out the electric current of maximum, so that the LED illuminating modules all light, is specifically control LED chip all light.
A kind of LED energy-conserving road lamps for illuminating on demand of the present invention and its control circuit, with advantages below.
（1）, LED energy-conserving road lamps for illuminating on demand using the present invention and its control circuit achieve the LED that illuminates on demand
Energy-conserving road lamp sends the light source of glimmer under night environment, solves the control of vicariouss intelligent LED street lamp of the prior art
Mode, i.e. moment all light and moment do not work, and effectively slow down the wink that the eyes to human body are bright suddenly to the light source of street lamp and go out suddenly
Between uncomfortable body-sensing problem, have glimmer working condition, when human body, vehicle pass by induction region, in the LED sections for illuminating on demand
All light under the control of energy streetlight and its control circuit, because there is glimmer working condition, feels to brighten suddenly, will not
The eyes of opponent's human body produce uncomfortable, a period of time after human body leaves induction region, and the LED energy-conserving road lamps for illuminating on demand recover
Glimmer working condition is arrived, and the working condition of this glimmer will not cause light pollution to environment.
（2）, using the present invention the LED energy-conserving road lamps for illuminating on demand in the Transparent lamp shade with concavees lens structure and
There are several to be correspondingly adapted to the diffuser of the transparent convex lens body composition of each LED chip, played according to convex lenss and light is gathered
Close, concavees lens are played divergence of beam principle, the light sent by the LED chip in LED illuminating modules is first penetrated and covers LED
The diffuser of plate, when the diffuser that light penetration is made up of transparent convex lens body, the light is grouped together in together, makes LED core
Piece illumination effect is brighter, now, when these light penetrate the lampshade with concavees lens structural member again, light by divergent irradiation, than
The illumination zone that the LED roads of prior art want irradiated is big, brighter, increases the utilization rate using LED light source, in same need
Illumination zone is sought, the quantity using the LED energy-conserving road lamps for illuminating on demand for installing the present invention is much smaller than prior art LED street lamp
Quantity, a large amount of hardware costs for reducing city input construction street lighting, further reduces power consumption, reduces electric resources using wave
Take.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is Fig. 1 decomposition texture schematic diagrams.
Fig. 3 is lampshade generalized section（Concavees lens structural representation in lampshade）.
Fig. 4 is diffuser structural representation of the present invention.
Fig. 5 is diffuser generalized section.
Fig. 6 be light through concavees lens by light by scattered principle schematic.
Fig. 7 is the principle schematic that light planoconvex lens will be gathered by light.
Fig. 8 is control circuit schematic diagram of the present invention.
In figure：Lamp housing 1, lampshade 2, photoelectricity module group radiating plate 3, control driving circuit device 4, LED illuminating modules 5, wireless
Inductive transducer 6, single-chip microcomputer 7, light-operated circuit 8, constant current driver circuit for LED 9, current rectifying and wave filtering circuit 10, control module 11, low pressure
The circuit arrangement 12, aircraft of regulated power supply inserts 13, concavees lens structure 21, installing hole 31, LED lamp panel 51, LED chip 52, thoroughly
Light shield 53, transparent convex lens body 54, gripper shoe 111.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of LED energy-conserving road lamps for illuminating on demand including lamp housing 1 and are covered
The lampshade 2 of the lamp housing 1, the bottom inside face of the lampshade 2 are the Transparent lamp shade with concavees lens structure 21；Purpose is
It is the Transparent lamp shade with concavees lens structure 21 to make the light penetration medial surface produced by the LED chip in LED illuminating modules,
As shown in fig. 6, according to concavees lens optical principle, divergence of beam is conducive to expanding by the light penetration concavees lens that LED chip sends
Lighting environment effect.
1 inside edge of the lamp housing is provided with the support chip 111 of at least three photoelectricity module group radiating plates 3 installed above, this reality
Apply in example, 1 inside edge of the lamp housing is provided with four support chips 111 for being symmetrically installed photoelectricity module group radiating plate 3, the photoelectricity mould
Group 3 periphery of heat sink is provided with the installing hole 31 for adapting to the fixation of the gripper shoe 111, and the photoelectricity module group radiating plate 3 is towards institute
State, control 4 input of driving circuit device is electrically connected with civil power,
Its outfan is provided with LED illuminating modules 5 with 3 another side of photoelectricity module group radiating plate and electrically connects, and the LED illuminating modules 5 are wrapped
LED lamp panel 51 is included, the LED lamp panel 51 is square shape, and certainly, for those skilled in the art, the LED lamp panel 52 is not
Square shape is only limitted to, which can also be any shape body of the cavity volume adapted in the lamp housing 1, such as ellipse, U-shaped etc., institute
State LED lamp panel 51 be provided with several ordered distribution LED chip 52 and adaptation cover the LED lamp panel 51 and with photoelectricity module dissipate
The diffuser 53 that hot plate 3 is fixed, from the SMD lamp beads that commonly uses on market, the diffuser 53 is by some to the LED chip 52
The single structure part of the individual transparent composition of convex lens body 54 for being correspondingly adapted to each LED chip 52, its objective is using convex lenss optics
Principle, when LED chip 52 lights, as shown in fig. 7, light penetration convex lenss will be polymerized, is conducive to LED chip illumination effect
Brighter, 5 front end of LED illuminating modules is provided with wireless induction sensor 6, passes when having pedestrian or vehicle to pass by the wireless induction
In 6 induction region of sensor, the wireless induction sensor 6 controls 4 input signal of driving circuit device to described, so as to control
State 52 working condition of LED chip.
In the present embodiment, the photoelectricity module group radiating plate 3 is bolted on the gripper shoe 111 of the lamp housing 1
On, four aircrafts are inserted 13（It is a kind of working of plastics, the fastener of integrated injection molding shaping）Insert 3 phase of photoelectricity module group radiating plate
In the circular hole that answers, the circular hole in the LED lamp panel 52 is corresponded to four aircrafts then and inserts top, firmly LED lamp panel 51 is sticked into
Aircraft is inserted in 13, finally the diffuser 53 is fixed on the photoelectricity module group radiating plate 3, is covered lampshade 2 in institute then
State on lamp housing 1 and be fixed.
The control driving circuit device 4 includes single-chip microcomputer 7, controls the light-operated circuit that 7 machine of monolithic starts and cuts out
8, the wireless induction sensor 6 is electrically connected with the single-chip microcomputer 7 and for controlling the electric current of the output of constant current driver circuit for LED 9,
The constant current driver circuit for LED 9 controls the output electricity of the constant current driver circuit for LED 9 according to the output signal of the single-chip microcomputer 7
Stream, the then brightness of the output current control of the constant current driver circuit for LED 9 LED chip 52.
According to the operation principle of light-operated circuit 8, during the day, the light-operated circuit 8 provides a low level, makes the list
Piece machine 7 is closed, no matter passing by either with or without pedestrian or vehicle under lamp, single-chip microcomputer 7 drives electricity without output control LED constant current
The signal on road 9, the constant current driver circuit for LED 8 do not work, so that LED chip 52 does not work；When the evening draws on, institute
State light-operated circuit 8 and export a high level, the duty cycle signals of the output very little of the single-chip microcomputer 7 are electric to control LED constant current driving
Road 9, the electric current of the just output very little of the constant current driver circuit for LED 9 make 52 glimmer of the LED chip controlling LED chip 52.
The wireless induction sensor 6 is electrically connected with the single-chip microcomputer 7, and the wireless induction sensor 6 is to sell on market
Sell, its specific design principle and operation principle are repeated no more in this specification, when the wireless induction sensor 6 is sensed
When passing by induction region to someone or vehicle body, the wireless induction sensor 6 is defeated to the reception of wireless signals end D of single-chip microcomputer 7
Go out high level, the A feet output maximum duty cycle signal of the single-chip microcomputer 7 controls the constant current driver circuit for LED 9 and exports maximum
Electric current so that 52 all light of the LED chip, delay working for a period of time after, LED recovers glimmer state, and work original according to this
Reason, the LED energy-conserving road lamps for illuminating on demand do not work on daytime, at night according to the work of wireless induction sensor 6 repeatedly from
Glimmer to all light, the then working condition from all light to glimmer.
The invention also discloses a kind of control circuit of the LED energy-conserving road lamps for illuminating on demand, it is characterised in that including rectification
Filter circuit 10 and control module 11, wherein described control module 11 are parallel to the current rectifying and wave filtering circuit 10, the control mould
Block 11 includes carrying for wireless induction sensor 6, LED illuminating modules 5, single-chip microcomputer 7, light-operated circuit 8 and constant current driver circuit for LED 9
Circuit arrangement 12 for low-voltage regulated power supply.
The constant current driver circuit for LED 9 controls the constant current driver circuit for LED 9 according to the output signal of the single-chip microcomputer 7
Output current, the brightness that the LED chip 52 is controlled by the output current of the constant current driver circuit for LED 9.
The light-operated circuit 8 is used for the startup and closing for controlling the single-chip microcomputer 7, the light-operated circuit 8 and single-chip microcomputer 7
Optically-controlled signal receiving terminal C is electrically connected, and when the light-operated circuit 8 starts, the output signal C-terminal output of the light-operated circuit 8 is high
Single-chip microcomputer 7 described in Automatic level control, the duty cycle signals output pin A output very littles duty cycle signals control the LED constant current and drive
Galvanic electricity road 9 exports the electric current of very little, so that 52 glimmer of the LED chip.
The wireless signal sensing input D for stating wireless induction sensor 6 and single-chip microcomputer 7 is electrically connected, when having pedestrian or vehicle
Pass by the induction region of the wireless induction sensor 6, reception of wireless signals of the wireless induction sensor 6 to single-chip microcomputer 7
End D output high level, the duty cycle signals output pin A outputs maximum duty cycle signal of the single-chip microcomputer 7 are permanent to control the LED
Stream drive circuit 9 exports the electric current of maximum, so that 52 all light of the LED chip.
In summary, using the present invention in the LED energy-conserving road lamps for illuminating on demand and its control circuit come realize night shine
Bright, solving the control mode of prior art vicariouss intelligent LED street lamp, i.e. moment all light and moment does not work, and it is right effectively to slow down
The eyes of human body moment that is bright suddenly to the light source of street lamp and going out suddenly inapplicable problem, has glimmer working condition, can feel
Will not be dark around street lamp in night, as long as and maintaining this brightness very little operating power, very power saving；When pedestrian or vehicle road
When crossing induction region, the LED energy-conserving road lamps that illuminate on demand all light under the control of its control circuit, after pedestrian or vehicle leave,
Time delay again recovers glimmer working condition for a period of time, when at day, due to photosensitive circuit in the presence of, the LED sections that illuminate on demand
Energy streetlight enters all off state.
The medial surface innovation of 2 bottom of lampshade is such as set by the structure design of the LED energy-conserving road lamps for being illuminated by the present invention on demand
Meter carries the Transparent lamp shade of concavees lens structural member 21 and is correspondingly adapted to the transparent convex lens body 54 of each LED chip 52 with several
The diffuser 53 of composition, plays according to convex lenss and plays light polymerization, concavees lens by divergence of beam principle, LED illuminating modules 5
In the light that sent of LED chip 52 first penetrate the diffuser 53 for covering LED lamp panel 51, when the transparent convex lens body of light penetration
（54）During the diffuser 53 of composition, the light is grouped together in together, makes 52 illumination effect of LED chip brighter, now, these light
When line penetrates the lampshade 2 with concavees lens structural member 21 again, light will be irradiated than the LED roads of prior art by divergent irradiation
Illumination zone big, brighter, increase the utilization rate using LED light source, in same demand illumination zone, using installing this
Quantity of the quantity of the bright LED energy-conserving road lamps for illuminating on demand much smaller than prior art LED street lamp, a large amount of city inputs that reduce are built
If the hardware costs of street lighting, further reduce power consumption, reduce electric resources using waste.
Claims (5)
1. a kind of LED energy-conserving road lamps for illuminating on demand, including lamp housing（1）With cover the lamp housing（1）Lampshade（2）, its feature
It is：The lamp housing（1）Inside edge is provided with least three photoelectricity module group radiating plates installed above（3）Support chip（111）, institute
State photoelectricity module group radiating plate（3）Periphery is provided with and adapts to the gripper shoe（111）Installing hole（31）, the photoelectricity module radiating
Plate（3）Towards the lamp housing（1）Inner side one side is provided with control driving circuit device（4）, the control driving circuit device（4）Defeated
Enter end to electrically connect with civil power, control driving circuit device（4）Outfan and the photoelectricity module group radiating plate（3）Another side is provided with
LED illuminating modules（5）Electrical connection, the LED illuminating modules（5）Including LED lamp panel（51）, the LED lamp panel（51）If being provided with
The LED chip of dry ordered distribution（52）The LED lamp panel is covered with adaptation（51）And with photoelectricity module group radiating plate（3）Fixed
Diffuser（53）, the diffuser（53）It is correspondingly to be adapted to each LED chip by several（52）Transparent convex lens body（54）Group
Into single structure part, the LED illuminating modules（5）Front end is provided with wireless induction sensor（6）, the control drive circuit dress
Put（4）Including single-chip microcomputer（7）, control the single-chip microcomputer（7）The light-operated circuit for starting and closing（8）, the wireless induction sensing
Device（6）With the single-chip microcomputer（7）Electrically connect and be used for control constant current driver circuit for LED（9）The electric current of output.
2. LED energy-conserving road lamps for illuminating on demand according to claim 1, it is characterised in that：The lampshade（2）Bottom in
Side is with concavees lens structure（21）Transparent lamp shade.
3.（Light parallel to concavees lens main shaft will be dissipated, and make LED range of exposures more literary, irradiate than common LED street lamp
Scope is big）
The LED energy-conserving road lamps for illuminating on demand according to claim 2, it is characterised in that：The LED lamp panel（51）For side
Shape.
4. LED energy-conserving road lamps for illuminating on demand according to claim 3, it is characterised in that：The LED chip（52）It is
SMD lamp beads.
5. a kind of control circuit of the LED energy-conserving road lamps for illuminating on demand for described in any one of Claims 1-4, its feature
It is：Including current rectifying and wave filtering circuit（10）And control module（11）, wherein described control module（11）It is parallel to the rectification filter
Wave circuit（10）, the control module（11）Including for wireless induction sensor（6）, LED illuminating modules（5）, single-chip microcomputer（7）、
Light-operated circuit（8）And constant current driver circuit for LED（9）The circuit arrangement of low-voltage regulated power supply is provided（12）；
The constant current driver circuit for LED（9）According to the single-chip microcomputer（7）Output signal control the constant current driver circuit for LED
（9）Output current, the constant current driver circuit for LED then（9）Output current control the LED illuminating modules（5）Bright
Degree, is specifically control LED chip（52）Brightness；
The light-operated circuit（8）For controlling the single-chip microcomputer（7）Startup and closing, the light-operated circuit（8）With single-chip microcomputer
（7）Optically-controlled signal receiving terminal（C）Electrical connection, when the light-operated circuit（8）During startup, the light-operated circuit（8）Output letter
Number C-terminal output high level controls the single-chip microcomputer（7）, the single-chip microcomputer（7）Duty cycle signals output pin（A）Output very little is accounted for
Sky controls the constant current driver circuit for LED than signal（9）The electric current of output very little, so that the LED illuminating modules（5）Micro-
Bright, it is specifically control LED chip（52）Glimmer；
The wireless induction sensor（6）With single-chip microcomputer（7）Wireless signal sensing input（D）Electrical connection, when have human body or
Car is defeated to pass by the wireless induction sensor（6）Induction region, the wireless induction sensor（6）To single-chip microcomputer（7）Nothing
Line signal receiving end（D）Output high level, the single-chip microcomputer（7）Duty cycle signals output pin（A）Output maximum duty cycle letter
Number control constant current driver circuit for LED（9）The maximum electric current of output, so that the LED illuminating modules（5）All light, specifically
For be control LED chip（52）All light.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268083.8A CN106500015A (en) | 2016-12-31 | 2016-12-31 | A kind of LED energy-conserving road lamps for illuminating on demand and its control circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268083.8A CN106500015A (en) | 2016-12-31 | 2016-12-31 | A kind of LED energy-conserving road lamps for illuminating on demand and its control circuit |
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| CN106500015A true CN106500015A (en) | 2017-03-15 |
Family
ID=58334940
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611268083.8A Pending CN106500015A (en) | 2016-12-31 | 2016-12-31 | A kind of LED energy-conserving road lamps for illuminating on demand and its control circuit |
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| CN108087809A (en) * | 2018-01-11 | 2018-05-29 | 乐山师范学院 | Fault self-checking automatic shutter street lamp |
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Application publication date: 20170315 |