CN106961764A - A kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules - Google Patents
A kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules Download PDFInfo
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- CN106961764A CN106961764A CN201710247045.2A CN201710247045A CN106961764A CN 106961764 A CN106961764 A CN 106961764A CN 201710247045 A CN201710247045 A CN 201710247045A CN 106961764 A CN106961764 A CN 106961764A
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- light emitting
- control
- emitting host
- led
- prismatic
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Classifications
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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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/002—Table lamps, e.g. for ambient lighting
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- 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
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
Abstract
The invention discloses a kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules, Polyhedral rotating formula LED illuminating modules use wireless power, and use wireless mode transmission of control signals；Control method comprises the following steps：Step 1：Selection needs the LED string lighted；The LED string for needing to light using manual control or automatic control mode adjustment selection；Step 2：Adjust the brightness of LED string；The brightness of LED string is adjusted by light-control knob.This dimming controlling method light modulation is easy, it is easy to implement, flexibility is good.
Description
Technical field
The present invention relates to a kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules.
Background technology
Existing desk lamp, general only one of which light-emitting area, therefore, it is impossible to realize the switching control of many area sources.
Therefore, it is necessary to design a kind of new dimming controlling method.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of brightness adjustment control side of Polyhedral rotating formula LED illuminating modules
Method, the dimming controlling method of the Polyhedral rotating formula LED illuminating modules can control the switching of the LED on multiple faces and realize nothing
Level brightness adjustment control, flexibility is good, it is easy to implement.
The technical solution of invention is as follows：
A kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules, Polyhedral rotating formula LED illuminating modules are using wireless
Power supply, and use wireless mode transmission of control signals；
Control signal includes 2 fields, brilliance control field and lamp string selection field；
Comprise the following steps：
Step 1：Selection needs the LED string lighted；
The LED string for needing to light using manual control or automatic control mode adjustment selection；
Step 2：Adjust the brightness of LED string；
The brightness of LED string is adjusted by light-control knob；
Described Polyhedral rotating formula LED illuminating modules include prismatic light emitting host (4)；The two ends of prismatic light emitting host
It is respectively provided with rotating shaft (42)；At least one end face of prismatic light emitting host is provided with the electricity reception coil (47) for being used for obtaining power supply；Rib
Rectification circuit and mu balanced circuit are additionally provided with column type light emitting host；
Prismatic light emitting host is N prisms；N is integer, and N>2；
Each side of prismatic light emitting host is provided with LED lamp panel (45)；
The bottom of LED lamp panel is provided with contact pin, each side of prismatic light emitting host and is equipped with and described contact pin
The jack of adaptation；The side of prismatic light emitting host is electrically connected with LED lamp panel by described contact pin and jack；
LED lamp panel is provided with multiple LEDs (46)；
LED lamp panel upper surface is provided with light-passing board (43)；
Electricity reception coil passes sequentially through rectification circuit and mu balanced circuit is powered for LED lamp panel.
Manual control in step 1 refers to use by key control, presses for the first time, only i-th face (or including with i phases
LED adjacent face, i.e. the i-th -1 face or i+1 faces, similarly hereinafter) is lighted, then is pushed button, then only i+1 face (or including with i
The adjacent face in+1 face) LED light, loop control；I=1,2 ..., N-1；N-th face (or including adjacent with N faces
Face) light after, then by once, then (or including face adjacent with the 1st face) is lighted in the 1st face again, is circulated successively.I has memory
Function, that is, after turning off the light, record i value, and i can be 1 or the value that records when turning off the light of last time when initializing.
Automatically controlling in step 1 refers to：
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle；Microprocessor detects angle (the LED string point of the side only in setting range of the prismatic light emitting host
It is bright；)
Set angle a0, the angle ai in N number of face is calculated according to obliquity sensor or code-disc；Min [abs (ai-a0)] correspondences
I values to need the face lighted, while can set, i+1 and i-1 is lighted in face.Abs () refers to ask for absolute value, min ()
Refer to take minimum value.
Angle ai refers to the normal (vertical line) of side and the angle of perpendicular；
A0 is 30~80 degree of
It is preferred that, a0 is 60 degree.
Using shared key control method：
Desk lamp has 2 buttons, and a button is base button, and another button is light emitting module button；Any one
Button is pressed, then the function of switching LED string is activated.
Using shared light-control knob method：
Desk lamp has 2 light-control knobs, and one is light emitting module light-control knob, and another is base light-control knob, 2 tune
Light knob is connected to a potentiometer, and there are described converter 2 ALT-CH alternate channels to be connected respectively with 2 potentiometers；
If the rate of change for detecting the output valve of some AD conversion passage exceedes preset value (such as maximum detected value
10%), then using the output valve of the ALT-CH alternate channel as actual controlled quentity controlled variable to control the brightness of LED.
It is luminous that described desk lamp includes base (1), pole (2), support clamp (3), lampshade (5) and Polyhedral rotating formula LED
Module；Lampshade is arranged on support clamp；
The lower end of pole is connected with base；The epimere of pole connects described support clamp；Support on 2 intermediate plates of clamp
Provided with the neck (31) for inserting the rotating shaft；2 rotating shafts of described prismatic light emitting host are inserted into described 2 respectively
In individual neck；
Support the power coil (32) for being provided with least one intermediate plate of clamp and being used for being adapted with the electricity reception coil.
A kind of Polyhedral rotating formula LED illuminating modules based on wireless power, including prismatic light emitting host (4)；Prismatic
The two ends of light emitting host are respectively provided with rotating shaft (42)；Prismatic light emitting host at least one end face be provided be used to obtaining power supply by
Electric coil (47)；Rectification circuit and mu balanced circuit are additionally provided with prismatic light emitting host；
Prismatic light emitting host is N prisms；N is integer, and N>2；N is generally less than 10；
Each side of prismatic light emitting host is provided with LED lamp panel (45)；
The bottom of LED lamp panel is provided with contact pin, each side of prismatic light emitting host and is equipped with and described contact pin
The jack of adaptation；The side of prismatic light emitting host is electrically connected with LED lamp panel by described contact pin and jack；
LED lamp panel is provided with multiple LEDs (46)；
LED lamp panel upper surface is provided with light-passing board (43)；Light-passing board is light guide plate or equal tabula rasa or softbox；
Electricity reception coil passes sequentially through rectification circuit and mu balanced circuit is powered for LED lamp panel.
Light-passing board is provided with convex lens (41)；Convex lens are pasted onto the outer surface of light-passing board or by contact pin mechanism and printing opacity
The outer surface connection of plate, convex lens are used for optically focused, obtain good illumination output.
The medial surface of convex lens is plane, and the lateral surface of convex lens is cambered surface；Convex lens are combined with prismatic light emitting host
Cylindrical light emitting module is formed afterwards.
N is the integer between 5-8, it is preferable that N is 6.
Microprocessor and dimming driving circuit are provided with prismatic light emitting host；
(or external equipment, such as Desk lamp feet etc.) is provided with light emitting module light-control knob on prismatic light emitting host and lights
Module button；Light emitting module light-control knob is connected with potentiometer, and potentiometer is connected by A/D converter with microprocessor；
Decoding circuit is provided with prismatic light emitting host, decoding circuit is connected with electricity reception coil, decoding circuit is used for from tune
Demodulate control signal in signal processed, and from control signal at decoding control information (control information includes brightness regulation information
Or light-emitting area selection information) dimming driving circuit is controlled by microprocessor, the output end of dimming driving circuit is by multiple lamp beads
The LED statements based on collusion electricity connected into；Light emitting module button is connected with microprocessor；
LED string is N number of；Each of prismatic light emitting host has the LED string described in one sideways；
The output end of dimming driving circuit passes through the connection corresponding with N number of lamp string respectively of N number of electronic switch；N number of electronic switch
It is controlled by microprocessor.Control method, button is used to control the LED in which face to light, loop control, such as after pressing only
Have the LED in first face bright, then click only second face LED it is bright, by that analogy, then manual rotation prismatic
Light emitting host causes luminous down or towards first-class.
As improvement, prismatic light emitting host is provided with button, light-control knob and potentiometer, and light-control knob connects with potentiometer
Connect, the output end of potentiometer is connected through A/D converter with microprocessor, and button is connected with microprocessor.
Described electronic switch is metal-oxide-semiconductor or triode.Microprocessor is single-chip microcomputer, DSP or arm processor.
The not ipsilateral of prismatic light emitting host is using different-colour or the LED of color.Such as white light, fluorescence, warm colour
, cool colour, it is red, blue, etc..
A kind of desk lamp, including base, pole, support clamp, lampshade and foregoing Polyhedral rotating formula LED illuminating modules；Lamp
Cover is arranged on support clamp；
The lower end of pole is connected with base；The epimere of pole connects described support clamp；Support on 2 intermediate plates of clamp
Provided with the neck for inserting the rotating shaft；2 rotating shafts of described prismatic light emitting host are inserted into 2 described cards respectively
In groove；It is preferred that, neck is set for vertical direction, so that Polyhedral rotating formula LED illuminating modules are not easy under gravity
Neck is skidded off, and it is easy for installation.
Support the power coil for being provided with least one intermediate plate of clamp and being used for being adapted with the electricity reception coil.
Base or intermediate plate are provided with light-control knob, potentiometer and button；Controller, light-control knob and current potential are provided with base
Device is connected, and the output end of potentiometer is connected through A/D converter with controller, and button is connected with controller；
Modulation circuit is additionally provided with base or intermediate plate, modulation circuit is connected with AC power interface, and modulation circuit is controlled by
Controller；Modulation circuit is used to produce modulating wave, and control signal is carried in modulating wave, and control signal is luminance signal and choosing
Messenger, gating signal is used to gate several times LED；Modulation circuit is additionally operable to the superposition modulated ripple on the basis of fundamental wave, and leads to
Power coil is crossed to send.
Data can be transmitted by carrier system, i.e., data are subjected to wire transmission by carrier wave, use for reference what is be wirelessly transferred
Data transmission principle, carries out Signal coding and modulation in base end, is demodulated and decodes at light emitting module end, control parameter is
The parameters such as brightness regulation parameter；
Controller is single-chip microcomputer, the device such as DSP.
Base light-control knob and base button are provided with base；The output signal of base light-control knob can be turned by A/D
Another passage of parallel operation or another independent A/D converter connect controller, and base button passes through wire connection controller.
Provided with transformer, rectification circuit, charging circuit and the energy-storage module being sequentially connected in base；Described energy storage mould
Block is lithium battery or ultracapacitor.Transformer is used to 220V line voltages being depressured, and is such as depressured to exchange 12V, rectification
Device is used to alternating current switching to direct current, and charging circuit is used for for energy-storage module charging.
Inverter circuit is additionally provided with base；Energy-storage module is connected by inverter circuit with modulation circuit.Have in modulation circuit
There is handover module, still exchanging interface with inverter circuit for switching is connected, having in modulation circuit is used to detect alternating current
Detection circuit (specific detection circuit be existing mature technology), if having detected alternating current, using alternating current, otherwise, make
With the electric energy in lithium battery.
Be additionally provided with base at least one be used for for electronic product charging USB interface.Energy-storage module passes through booster circuit
It is connected with USB interface.
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle.
Clamp is supported to be provided with stepper motor, stepper motor passes through transmission mechanism (such as belt gear or gear drive
Mechanism) the light emitting host rotation of driving prismatic.It is used for the inching button of Driving Stepping Motor on base.
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle.
Base be provided with display screen, display screen is connected with controller, for display control state, as current charge value with
Brightness value etc..
Further, pole is flexible struts, and pole two ends are provided with the interface of board plug type, and assembly and disassembly are convenient.
Beneficial effect：
The dimming controlling method of the Polyhedral rotating formula LED illuminating modules of the present invention, has the characteristics that：
(1) control object is desk lamp, and desk lamp is using unique prismatic light emitting module based on prismatic structure, and structure is skilful
It is wonderful and novel, can be by lighting a face or multiple faces every time by key assignments with symmetrical beauty.
Described lampshade is translucent lampshade.Therefore, when the LED at the top of setting prismatic light emitting module is lighted, this
Planting desk lamp can use as night-light.LED can also use tri coloured lantern, can also form various colors, tri coloured lantern it is specific
Type of drive and control mode are existing mature technology.
(2) there is light-control knob and lamp string switch knob, light modulation is convenient, and can be grouped control, realizes stepless dimming with dividing
Individually light modulation is combined in face.
(3) desk lamp uses modularized design, and structure is novel, convenient transportation；
Whole desk lamp is combined by the base of discrete, pole and LED illuminating modules, and whole illuminating module includes
Prismatic body, the LED lamp panel of board plug type, convex lens etc., whole desk lamp assembly and disassembly are convenient, it is easy to change, it is easy to safeguard.
(4) control model is novel
Brightness adjustment control can be realized, multiaspect LED switching control can be controlled based on multiple buttons and multiple knobs
System, can be controlled by motor, can controlled manually, control mode is flexible and changeable, it is easy to implement.
Compared to the desk lamp of integral type, this knockdown desk lamp convenient transportation is transported moreover, each module can be separated, and
Due to that can be changed at any time after using modular designs, one of unit failure, it is to avoid whole desk lamp is scrapped, thus generally
Social resources can be saved, with significant economic benefit and social benefit.
(5) wireless power pattern is used, electric energy and control signal is transmitted without using wire or contact, it is easy to implement；
In a word, the dimming controlling method of Polyhedral rotating formula LED illuminating modules of the invention uses modularized design, its desk lamp
Structure with original creation, it is easy to implement, it is easy to which assembling and maintenance, flexibility are good, and light modulation is convenient, simple circuit, with wide
Application prospect.
Brief description of the drawings
Fig. 1 is the general structure schematic diagram of rotary desk lamp；
Fig. 2 is the structural representation of pole；
Fig. 3 is the cross-sectional view of rotary luminous module；
Fig. 4 is rotary luminous module and support clamp cooperation schematic diagram；
Fig. 5 is intermediate plate inside structure schematic diagram；
Fig. 6 is Control system architecture block diagram；
Fig. 7 is potentiometer and A/D converter and microprocessor connection diagram；
Fig. 8 is the anglec of rotation schematic diagram of rotary luminous module；
Fig. 9 is the circuit block diagram of desk lamp main body.
Label declaration：1- bases, 2- poles, 3- support clamps；4- prismatic light emitting hosts, 5- lampshades；
11-USB interfaces；12- base sockets；13- base light-control knobs, 14- base buttons.
31- necks, 32- power coils.33- light-control knobs, 34- buttons.
41- convex lens, 42- rotating shafts, 43- light-passing boards, 44- contact pins, 45-LED lamp plates, 46-LED lamps；47- electricity reception coils.
Embodiment
The present invention is described in further details below with reference to the drawings and specific embodiments：
Embodiment 1：Such as Fig. 1-8, a kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules, Polyhedral rotating formula LED
Illuminating module uses wireless power, and uses wireless mode transmission of control signals；
Control signal includes 2 fields, brilliance control field and lamp string selection field；
Comprise the following steps：
Step 1：Selection needs the LED string lighted；
The LED string for needing to light using manual control or automatic control mode adjustment selection；
Step 2：Adjust the brightness of LED string；
The brightness of LED string is adjusted by light-control knob；
Described Polyhedral rotating formula LED illuminating modules include prismatic light emitting host (4)；The two ends of prismatic light emitting host
It is respectively provided with rotating shaft (42)；At least one end face of prismatic light emitting host is provided with the electricity reception coil (47) for being used for obtaining power supply；Rib
Rectification circuit and mu balanced circuit are additionally provided with column type light emitting host；
Prismatic light emitting host is N prisms；N is integer, and N>2；
Each side of prismatic light emitting host is provided with LED lamp panel (45)；
The bottom of LED lamp panel is provided with contact pin, each side of prismatic light emitting host and is equipped with and described contact pin
The jack of adaptation；The side of prismatic light emitting host is electrically connected with LED lamp panel by described contact pin and jack；
LED lamp panel is provided with multiple LEDs (46)；
LED lamp panel upper surface is provided with light-passing board (43)；
Electricity reception coil passes sequentially through rectification circuit and mu balanced circuit is powered for LED lamp panel.
Manual control in step 1 refers to use by key control, presses for the first time, only i-th face (or including with i phases
LED adjacent face, i.e. the i-th -1 face or i+1 faces, similarly hereinafter) is lighted, then is pushed button, then only i+1 face (or including with i
The adjacent face in+1 face) LED light, loop control；I=1,2 ..., N-1；N-th face (or including adjacent with N faces
Face) light after, then by once, then (or including face adjacent with the 1st face) is lighted in the 1st face again, is circulated successively.I has memory
Function, that is, after turning off the light, record i value, and i can be 1 or the value that records when turning off the light of last time when initializing.
Automatically controlling in step 1 refers to：
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle；Microprocessor detects angle (the LED string point of the side only in setting range of the prismatic light emitting host
It is bright；)
Set angle a0, the angle ai in N number of face is calculated according to obliquity sensor or code-disc；Min [abs (ai-a0)] correspondences
I values to need the face lighted, while can set, i+1 and i-1 is lighted in face.Abs () refers to ask for absolute value, min ()
Refer to take minimum value.
Angle ai refers to the normal (vertical line) of side and the angle of perpendicular；
A0 is 30~80 degree of
It is preferred that, a0 is 60 degree.
Using shared key control method：
Desk lamp has 2 buttons, and a button is base button, and another button is light emitting module button；Any one
Button is pressed, then the function of switching LED string is activated.
Using shared light-control knob method：
Desk lamp has 2 light-control knobs, and one is light emitting module light-control knob, and another is base light-control knob, 2 tune
Light knob is connected to a potentiometer, and there are described converter 2 ALT-CH alternate channels to be connected respectively with 2 potentiometers；
If the rate of change for detecting the output valve of some AD conversion passage exceedes preset value (such as maximum detected value
10%), then using the output valve of the ALT-CH alternate channel as actual controlled quentity controlled variable to control the brightness of LED.
Using the rotation of prismatic light emitting host described in step motor control.
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle.
Clamp is supported to be provided with stepper motor, stepper motor passes through transmission mechanism (such as belt gear or gear drive
Mechanism) the light emitting host rotation of driving prismatic.It is used for the inching button of Driving Stepping Motor on base.
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle.
Base is provided with display screen, for display control state, such as current charge value and brightness value.
Further, pole is flexible struts, and pole two ends are provided with the interface of board plug type, and assembly and disassembly are convenient.
A kind of Polyhedral rotating formula LED illuminating modules based on wireless power, including prismatic light emitting host 4；Prismatic is sent out
The two ends of light main body are respectively provided with rotating shaft 42；2 end faces of prismatic light emitting host are provided with the electricity reception coil 47 for being used for obtaining power supply；
Rectification circuit and mu balanced circuit are additionally provided with prismatic light emitting host；
Prismatic light emitting host is six prisms；
Each side of prismatic light emitting host is provided with LED lamp panel 45；
The bottom of LED lamp panel is provided with contact pin, each side of prismatic light emitting host and is equipped with and described contact pin
The jack of adaptation；The side of prismatic light emitting host is electrically connected with LED lamp panel by described contact pin and jack；
LED lamp panel is provided with multiple LEDs 46；
LED lamp panel upper surface is provided with light-passing board 43；Light-passing board is light guide plate or equal tabula rasa or softbox；
Electricity reception coil passes sequentially through rectification circuit and mu balanced circuit is powered for LED lamp panel.
Light-passing board is provided with convex lens 41；Convex lens are pasted onto the outer surface of light-passing board or by contact pin mechanism and light-passing board
Outer surface connection, convex lens are used for optically focused, obtain good illumination output.
The medial surface of convex lens is plane, and the lateral surface of convex lens is cambered surface；Convex lens are combined with prismatic light emitting host
Cylindrical light emitting module is formed afterwards.
Microprocessor and dimming driving circuit are provided with prismatic light emitting host；
(or external equipment, such as Desk lamp feet etc.) is provided with light emitting module light-control knob on prismatic light emitting host and lights
Module button；Light emitting module light-control knob is connected with potentiometer, and potentiometer is connected by A/D converter with microprocessor；
Decoding circuit is provided with prismatic light emitting host, decoding circuit is connected with electricity reception coil, decoding circuit is used for from tune
Demodulate control signal in signal processed, and from control signal at decoding control information (control information includes brightness regulation information
Or light-emitting area selection information) dimming driving circuit is controlled by microprocessor, the output end of dimming driving circuit is by multiple lamp beads
The LED statements based on collusion electricity connected into；Light emitting module button is connected with microprocessor；
LED string is 6；Each of prismatic light emitting host has the LED string described in one sideways；
The output end of dimming driving circuit passes through the connection corresponding with 6 lamp strings respectively of 6 electronic switches；6 electronic switches
It is controlled by microprocessor.Control method, button is used to control the LED in which face to light, loop control, such as after pressing only
Have the LED in first face bright, then click only second face LED it is bright, by that analogy, then manual rotation prismatic
Light emitting host causes luminous down or towards first-class.
As improvement, prismatic light emitting host is provided with button, light-control knob and potentiometer, and light-control knob connects with potentiometer
Connect, the output end of potentiometer is connected through A/D converter with microprocessor, and button is connected with microprocessor.
Described electronic switch is metal-oxide-semiconductor or triode.Microprocessor is single-chip microcomputer, DSP or arm processor.
The not ipsilateral of prismatic light emitting host is using different-colour or the LED of color.Such as white light, fluorescence, warm colour
, cool colour, it is red, blue, etc..
A kind of desk lamp, including base 1, pole 2, support clamp 3, lampshade 5 and the luminous moulds of foregoing Polyhedral rotating formula LED
Group；Lampshade is arranged on support clamp；
The lower end of pole is connected with base；The epimere of pole connects described support clamp；Support on 2 intermediate plates of clamp
Provided with the neck 31 for inserting the rotating shaft；2 rotating shafts of described prismatic light emitting host are inserted into described 2 respectively
In neck；It is preferred that, neck is set for vertical direction, so that Polyhedral rotating formula LED illuminating modules are not allowed under gravity
Easily neck is skidded off, and easy for installation.
Support the power coil (32) for being provided with 2 intermediate plates of clamp and being used for being adapted with the electricity reception coil.
Base or intermediate plate are provided with light-control knob, potentiometer and button；Controller, light-control knob and current potential are provided with base
Device is connected, and the output end of potentiometer is connected through A/D converter with controller, and button is connected with controller；
Modulation circuit is additionally provided with base or intermediate plate, modulation circuit is connected with AC power interface, and modulation circuit is controlled by
Controller；Modulation circuit is used to produce modulating wave, and control signal is carried in modulating wave, and control signal is luminance signal and choosing
Messenger, gating signal is used to gate several times LED；Modulation circuit is additionally operable to the superposition modulated ripple on the basis of fundamental wave, and leads to
Power coil is crossed to send.
Data can be transmitted by carrier system, i.e., data are subjected to wire transmission by carrier wave, use for reference what is be wirelessly transferred
Data transmission principle, carries out Signal coding and modulation in base end, is demodulated and decodes at light emitting module end, control parameter is
The parameters such as brightness regulation parameter；
Controller is single-chip microcomputer, the device such as DSP.
Base light-control knob 13 and base button 14 are provided with base；The output signal of base light-control knob can pass through A/
Another passage of D converters or another independent A/D converter connect controller, and base button passes through wire connection controller.
Provided with transformer, rectification circuit, charging circuit and the energy-storage module being sequentially connected in base；Described energy storage mould
Block is lithium battery or ultracapacitor.Transformer is used to 220V line voltages being depressured, and is such as depressured to exchange 12V, rectification
Device is used to alternating current switching to direct current, and charging circuit is used for for energy-storage module charging.
Inverter circuit is additionally provided with base；Energy-storage module is connected by inverter circuit with modulation circuit.Have in modulation circuit
There is handover module, still exchanging interface with inverter circuit for switching is connected, having in modulation circuit is used to detect alternating current
Detection circuit (specific detection circuit be existing mature technology), if having detected alternating current, using alternating current, otherwise, make
With the electric energy in lithium battery.
Be additionally provided with base at least one be used for for electronic product charging USB interface.Energy-storage module passes through booster circuit
It is connected with USB interface.
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle.
Clamp is supported to be provided with stepper motor, stepper motor passes through transmission mechanism (such as belt gear or gear drive
Mechanism) the light emitting host rotation of driving prismatic.It is used for the inching button of Driving Stepping Motor on base.
Prismatic light emitting host is provided with obliquity sensor, or turns the place of taking out provided with code-disc for recording prismatic light emitting host
Angle.
Claims (9)
1. a kind of dimming controlling method of Polyhedral rotating formula LED illuminating modules, it is characterised in that Polyhedral rotating formula LED lights mould
Group uses wireless power, and uses wireless mode transmission of control signals；
Control signal includes 2 fields, brilliance control field and lamp string selection field；
Comprise the following steps：
Step 1：Selection needs the LED string lighted；
The LED string for needing to light using manual control or automatic control mode adjustment selection；
Step 2：Adjust the brightness of LED string；
The brightness of LED string is adjusted by light-control knob；
Described Polyhedral rotating formula LED illuminating modules include prismatic light emitting host (4)；The two ends of prismatic light emitting host have
There is rotating shaft (42)；At least one end face of prismatic light emitting host is provided with the electricity reception coil (47) for being used for obtaining power supply；Prismatic
Rectification circuit and mu balanced circuit are additionally provided with light emitting host；
Prismatic light emitting host is N prisms；N is integer, and N>2；
Each side of prismatic light emitting host is provided with LED lamp panel (45)；
The bottom of LED lamp panel is provided with to be equipped with contact pin, each side of prismatic light emitting host and is adapted to described contact pin
Jack；The side of prismatic light emitting host is electrically connected with LED lamp panel by described contact pin and jack；
LED lamp panel is provided with multiple LEDs (46)；
LED lamp panel upper surface is provided with light-passing board (43)；
Electricity reception coil passes sequentially through rectification circuit and mu balanced circuit is powered for LED lamp panel.
2. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 1, it is characterised in that step 1
In manual control refer to use by key control, press for the first time, the LED in only i-th face is lighted, then is pushed button, then
The LED in only i+1 face is lighted, loop control；I=1,2 ..., N-1；After n-th millet cake is bright, then by once, then the 1st
Individual face is lighted again, is circulated successively.
3. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 1, it is characterised in that step 1
In automatically control and refer to：
Prismatic light emitting host is provided with obliquity sensor, or turns the angle that the place of taking out is used to record prismatic light emitting host provided with code-disc
Degree；Microprocessor detects the angle of the prismatic light emitting host；
Set angle a0, the angle ai in N number of face is calculated according to obliquity sensor or code-disc；Min [abs (ai-a0)] corresponding i values
To need the face lighted, while can set, i+1 and i-1 is lighted in face.Abs () refers to ask for absolute value, and min () refers to take
Minimum value.
Angle ai refers to the normal of side and the angle of perpendicular.
4. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 3, it is characterised in that a0 is
30~80 degree.
5. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 4, it is characterised in that a0 is
60 degree.
6. the dimming controlling method of the Polyhedral rotating formula LED illuminating modules according to claim any one of 1-5, its feature exists
In using shared key control method：
Desk lamp has 2 buttons, and a button is base button, and another button is light emitting module button；Any one button
It is pressed, then the function of switching LED string is activated.
7. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 6, it is characterised in that use
Share light-control knob method：
Desk lamp has 2 light-control knobs, and one is light emitting module light-control knob, and another is base light-control knob, 2 light modulation rotations
Button is connected to a potentiometer, and there are described converter 2 ALT-CH alternate channels to be connected respectively with 2 potentiometers；
If the rate of change for detecting the output valve of some AD conversion passage exceedes preset value, with the output valve of the ALT-CH alternate channel
As actual controlled quentity controlled variable to control the brightness of LED.
8. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 7, it is characterised in that described
Desk lamp include base (1), pole (2), support clamp (3), lampshade (5) and Polyhedral rotating formula LED illuminating modules；Lampshade is set
On support clamp；
The lower end of pole is connected with base；The epimere of pole connects described support clamp；It is equipped with 2 intermediate plates for supporting clamp
Neck (31) for inserting the rotating shaft；2 rotating shafts of described prismatic light emitting host are inserted into 2 described cards respectively
In groove；
Support the power coil (32) for being provided with least one intermediate plate of clamp and being used for being adapted with the electricity reception coil.
9. the dimming controlling method of Polyhedral rotating formula LED illuminating modules according to claim 8, it is characterised in that use
The rotation of prismatic light emitting host described in step motor control.
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| CN106961764B (en) | 2018-10-02 |
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