CN108050488A - A kind of varifocal LED illumination System of electronic type - Google Patents
A kind of varifocal LED illumination System of electronic type Download PDFInfo
- Publication number
- CN108050488A CN108050488A CN201711372720.0A CN201711372720A CN108050488A CN 108050488 A CN108050488 A CN 108050488A CN 201711372720 A CN201711372720 A CN 201711372720A CN 108050488 A CN108050488 A CN 108050488A
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- CN
- China
- Prior art keywords
- liquid crystal
- receiving unit
- crystal lens
- radio receiving
- electronic type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005286 illumination Methods 0.000 title claims abstract description 27
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 48
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000006837 decompression Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/003—Controlling the distribution of the light emitted by adjustment of elements by interposition of elements with electrically controlled variable light transmissivity, e.g. liquid crystal elements or electrochromic devices
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1313—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells specially adapted for a particular application
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a kind of varifocal LED illumination Systems of electronic type, including lamps and lanterns and remote controler, the lamps and lanterns include lamp body, LED light, lens and liquid crystal lens, the lamp body is internally provided with main control module, the main control module includes power supply unit and radio receiving unit, the remote controler and the radio receiving unit wireless communication, the power supply unit is connected respectively with the radio receiving unit and the LED light, the lens and the liquid crystal lens are successively set on the transmission path of the LED light, the radio receiving unit is connected with the liquid crystal lens, for adjusting the refractive index of the liquid crystal lens.The present invention relates to lighting technical fields, a kind of varifocal LED illumination System of electronic type, utilize remote controler and radio receiving unit wireless communication, change the refractive index of liquid crystal lens by remote control device radio receiving unit, and then change liquid crystal lens and the focal length of LED light, change optically focused and light projector direction, control is more convenient.
Description
Technical field
The present invention relates to lighting technical field more particularly to a kind of varifocal LED illumination Systems of electronic type.
Background technology
In commercial lighting, the application of shot-light, Projecting Lamp on the accent lights lamps and lanterns such as show window, billboard, showcase is not
It can or lack.The shot-light and Projecting Lamp of the prior art cannot be freely change its projection spotlight effect and direction of illumination, can only
By way of manually or mechanically, such as by being installed in addition with motor, pulley or the distance for manually changing lens, to change its throwing
The direction penetrated and the center of optically focused.
The content of the invention
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of varifocal LED of electronic type for facilitating control
Lighting system.
The technical solution adopted in the present invention is：A kind of varifocal LED illumination System of electronic type, including lamps and lanterns and remote control
Device, the lamps and lanterns include lamp body, LED light, lens and liquid crystal lens, and the lamp body is internally provided with main control module, the master control
Module includes power supply unit and radio receiving unit, the remote controler and the radio receiving unit wireless communication, the power supply
Unit is connected respectively with the radio receiving unit and the LED light, and the lens and the liquid crystal lens are successively set on institute
It states on the transmission path of LED light, the radio receiving unit is connected with the liquid crystal lens, for adjusting the liquid crystal lens
Refractive index.
As being further improved for said program, the power supply unit is constant voltage constant current power.
As being further improved for said program, the radio receiving unit is 2.4G wireless receivers.
As being further improved for said program, the remote controler is 2.4G remote controlers.
As being further improved for said program, the liquid crystal lens include the first pole plate, the second pole plate and are filled in institute
The liquid crystal between the first pole plate and second pole plate is stated, the output terminal of the radio receiving unit connects with first pole plate
It connects, the second pole plate connection power supply.
The beneficial effects of the invention are as follows：
A kind of varifocal LED illumination System of electronic type, using remote controler and radio receiving unit wireless communication, passes through remote control
Device remote-control radio receiving unit changes the refractive index of liquid crystal lens, and then changes liquid crystal lens and the focal length of LED light, changes optically focused
With light projector direction, control more convenient.
Description of the drawings
The specific embodiment of the present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is that a kind of varifocal LED illumination System lamps and lanterns of electronic type of the present invention remove lamp body external structure schematic diagram；
Fig. 2 is a kind of varifocal LED illumination System module principle block diagram of electronic type of the present invention；
Liquid crystal is distributed when Fig. 3 (a) is a kind of electronic type of the present invention varifocal LED illumination System liquid crystal lens no applied voltage
Figure；
Fig. 3 (b) is that liquid crystal is distributed when a kind of varifocal LED illumination System liquid crystal lens of electronic type of the present invention apply voltage
Figure；
Fig. 4 is a kind of varifocal LED illumination System power unit circuit schematic diagram of electronic type of the present invention；
Fig. 5 (a) and Fig. 5 (b) is a kind of varifocal LED illumination System radio receiving unit circuit theory of electronic type of the present invention
Figure.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.
A kind of varifocal LED illumination System of electronic type, including lamps and lanterns and remote controler.Fig. 1 is that a kind of electronic type of the present invention can
Zoom LED illumination System lamps and lanterns remove lamp body external structure schematic diagram, as shown in Figure 1, the lamps and lanterns include lamp body (not shown in figure 1),
LED light 1, lens 2 and liquid crystal lens 3, wherein, lens 2 and liquid crystal lens 3 are successively set on the transmission path of LED light 1, lamp
Internal portion is additionally provided with main control module 4, and the input terminal of main control module 4 is connected with power supply, the output terminal of main control module 4 respectively with
LED light 1 and liquid crystal lens 3 connect.
Fig. 2 is a kind of varifocal LED illumination System module principle block diagram of electronic type of the present invention, referring to Figures 1 and 2, master control
Module includes power supply unit and radio receiving unit, and power supply unit is connected respectively with LED light and radio receiving unit, wireless receiving
Unit and remote controler wireless communication receive the control instruction that remote controler is sent.Radio receiving unit is connected with liquid crystal lens, is used for
Adjust the refractive index of liquid crystal lens.In the present embodiment, radio receiving unit uses 2.4G wireless receivers, corresponding, remote controler
Using 2.4G remote controlers.
Liquid crystal is distributed when Fig. 3 (a) is a kind of electronic type of the present invention varifocal LED illumination System liquid crystal lens no applied voltage
Figure, Fig. 3 (b) are liquid crystal distribution maps when a kind of varifocal LED illumination System liquid crystal lens of electronic type of the present invention apply voltage, reference
Fig. 3 (a) and Fig. 3 (b), in the present embodiment, liquid crystal lens include the first pole plate 01 and the second pole plate 02, specifically, the first pole plate
01 and second pole plate 02 be flat glass, be spaced 5 μm, the first pole plate 01 and the second pole plate 02 are filled with liquid crystal 03, when to the
When one pole plate 01 and the second pole plate 02 apply voltage, the liquid crystal molecule direction of liquid crystal 03 changes, and then changes liquid crystal lens
Refractive index, with reference to Fig. 1, Fig. 3 (a) and Fig. 3 (b), when the refraction index changing of liquid crystal lens, the light of LED light passes through liquid crystal
Angle a after eyeglass between emergent ray and liquid crystal lens optical axis also changes, i.e., radiation direction changes.
Fig. 4 is a kind of varifocal LED illumination System power unit circuit schematic diagram of electronic type of the present invention, as shown in figure 4, should
Power supply unit includes transformer accumulator 1, primary side current rectifying and wave filtering circuit 2, secondary end current rectifying and wave filtering circuit 3 and LED drivings
Circuit 4, the input terminal of primary side current rectifying and wave filtering circuit 2 and the zero curve N of AC power and firewire L connections, primary side rectifying and wave-filtering
The output terminal of circuit 2 is connected with the input terminal of transformer accumulator 1, and the output terminal and secondary end of transformer accumulator 1 are whole
The input terminal connection of filter circuit 3 is flowed, secondary end current rectifying and wave filtering circuit 3 exports 40V DC voltages, 500mA DC currents, secondary
The output terminal of end current rectifying and wave filtering circuit 3 is connected with the input terminal of LED drive circuit 4, and LED drive circuit 4 includes LED drive chip
U2, in the present embodiment, driving chip U2 uses LED constant current driving chip YY2105, it is clear that or other LED constant currents
Driving chip, the constant-current source that LED drive circuit 4 provides 36V, 230mA work to light source led lamp.In the present embodiment, the power supply list
Member further includes pulse-width modulation circuit 5, and the input terminal of pulse-width modulation circuit 5 is connected with the output terminal of primary side current rectifying and wave filtering circuit 2,
The output terminal of pulse-width modulation circuit 5 is connected with the output terminal of transformer accumulator 1, for modulated optical signal, realizes light modulation effect
Fruit.
Fig. 5 (a) and Fig. 5 (b) is a kind of varifocal LED illumination System radio receiving unit circuit theory of electronic type of the present invention
Figure, with reference to Fig. 4, Fig. 5 (a) and Fig. 5 (b), radio receiving unit includes decompression voltage regulator and MCU control circuit.Lowering and stabilizing blood pressure
The input terminal of circuit is connected with the output terminal of secondary end current rectifying and wave filtering circuit 3, output terminal and the MCU control electricity of decompression voltage regulator
The input terminal connection on road, specifically, decompression voltage regulator includes voltage stabilizing chip U3, in the present embodiment, voltage stabilizing chip U3 is used
40V voltages are changed into 3.3V voltages and MCU control circuit are supplied to work by ME3116 chips.MCU control circuit connects including 2.4G
Receive chip U4,2.4G receives chip U4 and uses XN297 chips in the present embodiment, it is clear that or other 2.4G transmitting-receiving cores
Piece.The output terminal that 2.4G receives chip U4 is connected with above-mentioned first pole plate, and output square-wave signal provides the electricity of supply liquid crystal lens
Pole works, and above-mentioned second pole plate is connected with power supply, and remote controler and 2.4G receiving unit wireless communications are remotely controlled 2.4G receiving units
The square-wave signal that middle 2.4G receives chip U4 outputs makes the first pole plate of liquid crystal lens and the second pole plate form voltage difference, changes first
The arrangement of liquid crystal molecule between pole plate and the second pole plate, and then change the refractive index of liquid crystal lens, LED light passes through liquid crystal lens
Light angle a changes, and when not applying voltage at electrode both ends, light from eyeglass normally project by scattering；When in electrode
When both ends slowly apply voltage, when apply voltage be less than 1.5Vrms when spotlight effect unobvious；When the electricity for being applied to electrode both ends
When pressure is more than 1.5Vrms, start spotlight effect occur, when gradually rising to 2.05Vrms, spotlight effect is best；When in electrode two
When the voltage that end applies is more than 2.05Vrms, optically focused gradually dissipates, and continues high voltage, and light gradually dissipates, reach focusing or
The effect of astigmatism and change light projector direction.
A kind of varifocal LED illumination System of electronic type, using remote controler and radio receiving unit wireless communication, passes through remote control
Device remote-control radio receiving unit changes the refractive index of liquid crystal lens, and then changes liquid crystal lens and the focal length of LED light, changes optically focused
With light projector direction, control more convenient.
The above are implementing to be illustrated to the preferable of the present invention, but the invention is not limited to the implementation
Example, those skilled in the art can also make a variety of equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (5)
1. a kind of varifocal LED illumination System of electronic type, which is characterized in that it includes lamps and lanterns and remote controler, and the lamps and lanterns include
Lamp body, LED light, lens and liquid crystal lens, the lamp body are internally provided with main control module, and the main control module includes power supply unit
And radio receiving unit, the remote controler and the radio receiving unit wireless communication, the power supply unit respectively with the nothing
Line receiving unit is connected with the LED light, and the lens and the liquid crystal lens are successively set on the transmission path of the LED light
On, the radio receiving unit is connected with the liquid crystal lens, for adjusting the refractive index of the liquid crystal lens.
A kind of 2. varifocal LED illumination System of electronic type according to claim 1, which is characterized in that the power supply unit
For constant voltage constant current power.
A kind of 3. varifocal LED illumination System of electronic type according to claim 2, which is characterized in that the wireless receiving
Unit is 2.4G wireless receivers.
4. the varifocal LED illumination System of a kind of electronic type according to claim 3, which is characterized in that the remote controler is
2.4G remote controler.
A kind of 5. varifocal LED illumination System of electronic type according to claim 1,2 or 4, which is characterized in that the liquid crystal
Eyeglass includes the first pole plate, the second pole plate and the liquid crystal being filled between first pole plate and second pole plate, the nothing
The output terminal of line receiving unit is connected with first pole plate, the second pole plate connection power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372720.0A CN108050488A (en) | 2017-12-19 | 2017-12-19 | A kind of varifocal LED illumination System of electronic type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372720.0A CN108050488A (en) | 2017-12-19 | 2017-12-19 | A kind of varifocal LED illumination System of electronic type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108050488A true CN108050488A (en) | 2018-05-18 |
Family
ID=62133883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711372720.0A Pending CN108050488A (en) | 2017-12-19 | 2017-12-19 | A kind of varifocal LED illumination System of electronic type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108050488A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701580A (en) * | 2019-09-29 | 2020-01-17 | 广州市珠江灯光科技有限公司 | Method for adjusting light beam zooming effect and variable-focus projection lamp |
| WO2021063138A1 (en) * | 2019-09-30 | 2021-04-08 | 广州市浩洋电子股份有限公司 | Stage light system having beam divergence angle varying with voltage |
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| JP2003330109A (en) * | 2002-05-09 | 2003-11-19 | Seiko Epson Corp | Illuminator and projection type display device |
| US20080247743A1 (en) * | 2007-04-03 | 2008-10-09 | Rongguang Liang | Zoom flash with liquid crystal lens |
| US20100053539A1 (en) * | 2008-09-04 | 2010-03-04 | Lin Jau-Jeng | Liquid crystal lens with variable focus |
| CN104142586A (en) * | 2013-05-09 | 2014-11-12 | 欧普照明电器（中山）有限公司 | Lamp |
| CN104519612A (en) * | 2013-09-26 | 2015-04-15 | 深圳市海洋王照明工程有限公司 | Wireless remote control light fixture apparatus |
| CN207688043U (en) * | 2017-12-19 | 2018-08-03 | 深圳民爆光电技术有限公司 | A kind of varifocal LED illumination System of electronic type |
-
2017
- 2017-12-19 CN CN201711372720.0A patent/CN108050488A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003330109A (en) * | 2002-05-09 | 2003-11-19 | Seiko Epson Corp | Illuminator and projection type display device |
| US20080247743A1 (en) * | 2007-04-03 | 2008-10-09 | Rongguang Liang | Zoom flash with liquid crystal lens |
| US20100053539A1 (en) * | 2008-09-04 | 2010-03-04 | Lin Jau-Jeng | Liquid crystal lens with variable focus |
| CN104142586A (en) * | 2013-05-09 | 2014-11-12 | 欧普照明电器（中山）有限公司 | Lamp |
| CN104519612A (en) * | 2013-09-26 | 2015-04-15 | 深圳市海洋王照明工程有限公司 | Wireless remote control light fixture apparatus |
| CN207688043U (en) * | 2017-12-19 | 2018-08-03 | 深圳民爆光电技术有限公司 | A kind of varifocal LED illumination System of electronic type |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701580A (en) * | 2019-09-29 | 2020-01-17 | 广州市珠江灯光科技有限公司 | Method for adjusting light beam zooming effect and variable-focus projection lamp |
| WO2021063138A1 (en) * | 2019-09-30 | 2021-04-08 | 广州市浩洋电子股份有限公司 | Stage light system having beam divergence angle varying with voltage |
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Address after: 518000 Second, Third, Fourth and Fifth Floors of Runheng Industrial Plant, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province (West Side of Fuyuan Road) Applicant after: Shenzhen Civil Explosion Photoelectric Co., Ltd. Address before: 518000 Second, Third, Fourth and Fifth Floors of Runheng Industrial Plant, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province (West Side of Fuyuan Road) Applicant before: UP-SHINE LIGHTING CO., LIMITED |
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