CN207115101U - Light-adjustment film intelligent controller - Google Patents
Light-adjustment film intelligent controller Download PDFInfo
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- CN207115101U CN207115101U CN201720929810.4U CN201720929810U CN207115101U CN 207115101 U CN207115101 U CN 207115101U CN 201720929810 U CN201720929810 U CN 201720929810U CN 207115101 U CN207115101 U CN 207115101U
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- chip microcomputer
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- power amplifier
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Abstract
The utility model discloses a kind of light-adjustment film intelligent controller, including：Power supply, single-chip microcomputer, AC signal generator, power amplifier, outside connected switch, AC signal generator are connected with single-chip microcomputer, and power amplifier is connected with AC signal generator；Also include communication module, the outside connected switch being connected with single-chip microcomputer, dimming commands or switch order are sent to the single-chip microcomputer by the communication module or the outside connected switch, single-chip microcomputer decodes to the dimming commands or switch order, and the size and frequency of the AC signal of the AC signal generator are controlled according to the dimming commands, or control the AC signal generator to carry out exporting AC signal according to the switch order or close AC signal；So as to be changed the light transmittance of light modulation film according to demand, the scope of application is wider.
Description
Technical field
It the utility model is related to a kind of light-adjustment film intelligent controller.
Background technology
Light modulation film is a building block of dimming glass.Dimming glass also known as electronic-control dimming glass, intelligent glass, liquid crystal
Atomization glass, photo chromic glass, become mist glass etc., be a high-tech laminated glass product based on PDLC liquid crystal technologies, be powered
Transparent, power-off is in frosted finish effect.Its principle is：Liquid crystal molecule is in scattering state under PDLC off-positions, printing opacity but opaque；It is logical
Liquid crystal molecule is arranged in a linear after electricity, printing opacity and transparent.By above-mentioned principle, manufacturer is by PDLC liquid crystal light modulation film interlayers in two
Between layer glass, and it is widely used in the various fields such as spatial design, secret protection and high definition projection.
But the dimming glass sold on the market at present is typically only capable to be cutting for all-transparent or complete opaque two states
Change, it is impossible to freely adjust transparency on demand, it is impossible to give full play to the dimming function of light modulation film, it is impossible to change control frequency,
Stroboscopic occurs when being projected using high definition, power consumption is big, and production cost is high, and automaticity is not high, it is difficult to adapts to the development in market.
Utility model content
The utility model is to solve the above problems, provide a kind of light-adjustment film intelligent controller, so as to according to demand
The light transmittance of light modulation film is changed, the scope of application is wider.
To achieve the above object, the technical solution adopted in the utility model is：
A kind of light-adjustment film intelligent controller, including：Power supply, single-chip microcomputer, AC signal generator, power amplifier,
Outside connected switch, in addition to be connected with single-chip microcomputer communication module, outside connected switch；The single-chip microcomputer, AC signal generator, power
Amplifier, communication module are connected with the power supply, and the power supply is linearly electric using Switching Power Supply or transformer
Source；The power amplifier uses simulated power amplifier, or, the power amplifier uses digital power amplifier, should
Digital power amplifier is also before equipped with analog-digital converter；The AC signal generator is connected with the single-chip microcomputer, institute
Power amplifier is stated with the AC signal generator to be connected.
Preferably, the AC signal generator uses sine-wave oscillator, the sine-wave oscillator and the single-chip microcomputer
It is connected, and controls the sine-wave oscillator to produce AC signal by single-chip microcomputer.
Preferably, the AC signal generator uses DAC digital analog converters, the DAC digital analog converters and the monolithic
Machine is connected, and controls the DAC digital analog converters to produce AC signal by single-chip microcomputer.
Preferably, the AC signal generator uses PWM module and RC/LC low pass filters, the PWM module and institute
State single-chip microcomputer to be connected, and control the PWM module to produce pulse width modulating signal by single-chip microcomputer；The RC/LC low passes
Wave filter is connected with the PWM module, and processing is filtered to the pulse width modulating signal and obtains the exchange letter
Number.
Preferably, the AC signal generator uses digital signal processor, the digital signal processor and the list
Piece machine is connected, and controls the digital signal processor to produce AC signal by single-chip microcomputer.
Preferably, the frequency of AC signal and amplitude are adjustable caused by the AC signal generator.
The beneficial effects of the utility model are：
Light-adjustment film intelligent controller provided by the utility model, the stepless of any brightness of light modulation film allowed band can be achieved
The light adjusting circuit that light modulation, segmented light-modulating mode and stepless light-modulating mode coexist, can change according to the demand in different application field
Become control frequency, and remote control or centralized Control can be realized by communication module, greatly improve the intelligent level of light modulation film.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms one of the present utility model
Point, schematic description and description of the present utility model is used to explain the utility model, does not form to of the present utility model
Improper restriction.In the accompanying drawings：
Fig. 1 is the circuit theory schematic diagram of the light-adjustment film intelligent controller of the utility model first embodiment；
Fig. 2 is the circuit theory schematic diagram of the light-adjustment film intelligent controller of the utility model second embodiment；
Fig. 3 is the single-chip microcomputer of light-adjustment film intelligent controller and the circuit of digital analog converter of the utility model second embodiment
Attachment structure schematic diagram；
Fig. 4 is the circuit theory schematic diagram of the light-adjustment film intelligent controller of the utility model 3rd embodiment；
Fig. 5 is that the single-chip microcomputer of the light-adjustment film intelligent controller of the utility model 3rd embodiment is low with PWM module, RC/LC
The schematic diagram of circuit connection structure of bandpass filter；
Fig. 6 is the circuit theory schematic diagram of the light-adjustment film intelligent controller of the utility model fourth embodiment；
Fig. 7 is the circuit structure of the digital signal processor of the light-adjustment film intelligent controller of the utility model fourth embodiment
Schematic diagram.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are clearer, clear, with
Under in conjunction with the accompanying drawings and embodiments, the utility model is further elaborated.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of light-adjustment film intelligent controller, including：Power supply, single-chip microcomputer, AC signal hair
Raw device, power amplifier, outside connected switch, the single-chip microcomputer, AC signal generator, power amplifier, communication module with it is described
Power supply is connected, and the AC signal generator, which is connected with the single-chip microcomputer and produces controllable linear of size, to be exchanged
Signal, the frequency and amplitude of the AC signal are adjustable；The power amplifier is connected simultaneously with the AC signal generator
Processing is amplified to the AC signal；Also include communication module, the outside connected switch being connected with single-chip microcomputer, pass through the communication
Module or the outside connected switch send dimming commands or switch order to the single-chip microcomputer, single-chip microcomputer to the dimming commands or
Switch order is decoded, and the size and frequency of the AC signal according to the dimming commands control AC signal generator
Rate, or, control the AC signal generator to carry out exporting AC signal according to the switch order or close AC signal.
Wherein, the power supply uses Switching Power Supply or transformer linear power supply, mains 100V-240V accesses
The power supply is powered to single-chip microcomputer, AC signal generator, power amplifier etc. again after carrying out decompression processing.It is described
Power amplifier uses simulated power amplifier, and is amplified processing to the AC signal；Or the power amplifier
Using digital power amplifier, the digital power amplifier is converted to the AC signal after data signal and to the numeral
Signal is amplified processing, or the digital power amplifier is also before equipped with analog-digital converter, passes through the simulation numeral
The AC signal is converted to data signal by converter, then the data signal is carried out by the digital power amplifier
Enhanced processing.
Embodiment one (sine-wave oscillator)：
As shown in figure 1, in the present embodiment, the AC signal generator uses sine-wave oscillator, the sine-wave oscillation
Device is connected with the single-chip microcomputer, and controls the sine-wave oscillator to produce AC signal by single-chip microcomputer.
Single-chip microcomputer (MCU) control sine-wave oscillator produces the linear AC signal of controllable size, and AC signal leads to
After crossing digital power amplifier or simulated power amplifier amplification, 0-100V AC signal can be exported, passes through the communication
The communication of module and single-chip microcomputer issue dimming commands or switch order to single-chip microcomputer, single-chip microcomputer control sine-wave oscillator
The size of AC signal, frequency, there are output, no output, the output of linear size, or can be controlled just by ON/OFF outside connected switches
String wave oscillator has output and not exported.
Embodiment two (DAC digital analog converters)：
As shown in Figures 2 and 3, compared with first embodiment, the main distinction of the present embodiment is：The AC signal hair
Raw device uses DAC digital analog converters, and the DAC digital analog converters are connected with the single-chip microcomputer, and described in being controlled by single-chip microcomputer
DAC digital analog converters produce AC signal.Wherein, the DAC digital analog converters it is integrated be built in the single-chip microcomputer or with
The external cooperation of single-chip microcomputer.
Specifically, be powered after mains 100V-240V access Switching Power Supplies or the linear power voltage step down of transformer,
The linear AC signal of controllable size is produced by the internal DAC digital analog converters of single-chip microcomputer (MCU), AC signal passes through number
After word power amplifier or simulated power amplifier amplification, exportable 0-100V AC signal, pass through the communication module
Communication with single-chip microcomputer be controlled inside single-chip microcomputer the size of AC signal caused by DAC digital analog converters, frequency, have it is defeated
Go out, no output, the output of linear size, or by ON/OFF outside connected switches AC signal can be controlled to have output and do not export.
Embodiment three (PWM module and RC/LC low pass filters)：
As shown in Figure 4 and Figure 5, compared with first embodiment, the main distinction of the present embodiment is：The AC signal hair
Raw device uses PWM module and RC/LC low pass filters, and the PWM module is connected with the single-chip microcomputer, and passes through single-chip microcomputer control
Make the PWM module and produce pulse width modulating signal；The RC/LC low pass filters are connected with the PWM module, and right
The pulse width modulating signal is filtered processing and obtains the AC signal.Wherein, the PWM module is integrated is built in institute
State in single-chip microcomputer or with the external cooperation of the single-chip microcomputer.
Specifically, be powered after mains 100V-240V access Switching Power Supplies or the linear power voltage step down of transformer,
By the internal PWM module of single-chip microcomputer (MCU) produce adjustable PWM cycle, PWM dutycycle pulse width modulating signal,
It is filtered processing to the pulse width modulating signal by RC/LC low pass filters again and produces the linear of controllable size
AC signal, after AC signal is amplified by digital power amplifier or simulated power amplifier, it can export 0-100V's
AC signal, by the communication of the communication module and single-chip microcomputer be controlled inside single-chip microcomputer caused by pwm signal size,
Frequency, there are output, no output, the output of linear size, or by ON/OFF outside connected switches pwm signal can be controlled to have output and do not have
There is output.
Example IV (digital signal processor)：
As shown in Figure 6 and Figure 7, compared with first embodiment, the main distinction of the present embodiment is：The AC signal hair
Raw device uses digital signal processor, and the digital signal processor is connected with the single-chip microcomputer, and controls institute by single-chip microcomputer
State AC signal caused by digital signal processor.
Specifically, be powered after mains 100V-240V access Switching Power Supplies or the linear power voltage step down of transformer,
Single-chip microcomputer (MCU) control is produced the linear AC signal of controllable size by digital signal processor (DSP), and AC signal leads to
After crossing digital power amplifier or simulated power amplifier amplification, exportable 0-100V AC signal, pass through the communication
The communication of module and single-chip microcomputer is controlled single-chip microcomputer, and single-chip microcomputer controls the big of the AC signal of digital signal processor output again
Small, frequency, there are output, no output, the output of linear size, or digital signal processor can be controlled by ON/OFF outside connected switches
AC signal have output and do not export.
It should be noted that the communication module can use RS485 communication modules, the RF remote-controlled receiving modules of RF, bluetooth
Module, GPRS communication module, infrared receiver module, CAN communication module, WIFI wireless communication modules, RS449 communication moulds
Block, RS485 communication modules, RS232 communication modules, RS422 communication modules etc., are not limited.
Preferred embodiment of the present utility model has shown and described in described above, as previously described, it should be understood that this practicality is new
Type is not limited to form disclosed herein, is not to be taken as the exclusion to other embodiment, and available for various other groups
Conjunction, modification and environment, and above-mentioned teaching or the technology of association area can be passed through in utility model contemplated scope described herein
Or knowledge is modified.And the change and change that those skilled in the art are carried out do not depart from spirit and scope of the present utility model, then
All should be in the protection domain of the appended claims for the utility model.
Claims (5)
- A kind of 1. light-adjustment film intelligent controller, it is characterised in that including：Power supply, single-chip microcomputer, AC signal generator, work( Rate amplifier, outside connected switch, in addition to be connected with single-chip microcomputer communication module, outside connected switch；The single-chip microcomputer, AC signal hair Raw device, power amplifier, communication module are connected with the power supply, and the power supply uses Switching Power Supply or transformation Device linear power supply；The power amplifier uses simulated power amplifier, or, the power amplifier is put using digital power Big device, the digital power amplifier are also before equipped with analog-digital converter；The AC signal generator and the single-chip microcomputer phase Connection, the power amplifier are connected with the AC signal generator.
- 2. a kind of light-adjustment film intelligent controller according to claim 1, it is characterised in that the AC signal generator is adopted With sine-wave oscillator, the sine-wave oscillator is connected with the single-chip microcomputer, and controls the sine wave to shake by single-chip microcomputer Swing device and produce AC signal.
- 3. a kind of light-adjustment film intelligent controller according to claim 1, it is characterised in that the AC signal generator is adopted With DAC digital analog converters, the DAC digital analog converters are connected with the single-chip microcomputer, and control the DAC digital-to-analogues by single-chip microcomputer Converter produces AC signal.
- 4. a kind of light-adjustment film intelligent controller according to claim 1, it is characterised in that the AC signal generator is adopted With PWM module and RC/LC low pass filters, the PWM module is connected with the single-chip microcomputer, and described in being controlled by single-chip microcomputer PWM module produces pulse width modulating signal；The RC/LC low pass filters are connected with the PWM module, and to the arteries and veins Rush bandwidth modulation signals and be filtered processing and obtain the AC signal.
- 5. a kind of light-adjustment film intelligent controller according to claim 1, it is characterised in that the AC signal generator is adopted With digital signal processor, the digital signal processor is connected with the single-chip microcomputer, and controls the numeral by single-chip microcomputer Signal processor produces AC signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720929810.4U CN207115101U (en) | 2017-07-28 | 2017-07-28 | Light-adjustment film intelligent controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720929810.4U CN207115101U (en) | 2017-07-28 | 2017-07-28 | Light-adjustment film intelligent controller |
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| Publication Number | Publication Date |
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| CN207115101U true CN207115101U (en) | 2018-03-16 |
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| CN201720929810.4U Active CN207115101U (en) | 2017-07-28 | 2017-07-28 | Light-adjustment film intelligent controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463127A (en) * | 2017-07-28 | 2017-12-12 | 厦门乐人电子有限公司 | Light-adjustment film intelligent controller |
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2017
- 2017-07-28 CN CN201720929810.4U patent/CN207115101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463127A (en) * | 2017-07-28 | 2017-12-12 | 厦门乐人电子有限公司 | Light-adjustment film intelligent controller |
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