CN207586720U - A kind of electrochromic device loop test controller - Google Patents
A kind of electrochromic device loop test controller Download PDFInfo
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- CN207586720U CN207586720U CN201721318979.2U CN201721318979U CN207586720U CN 207586720 U CN207586720 U CN 207586720U CN 201721318979 U CN201721318979 U CN 201721318979U CN 207586720 U CN207586720 U CN 207586720U
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Abstract
The utility model discloses a kind of electrochromic device loop test controllers.It includes system power supply module, touching display screen module, micro-control unit (MCU), constant pressure switching output module, two-way is adjustable voltage reduction module and high-frequency PWM switching output module, system power supply module, constant pressure switching output module, two-way is adjustable voltage reduction module and high-frequency PWM switching output module, are electrically connected respectively with micro-control unit (MCU)；For showing relevant information, touching display screen module is connected touching display screen module with micro-control unit (MCU) using serial port；Micro-control unit (MCU) is for the processing of related data information and control correlation module output test signal；Two-way is adjustable, and voltage reduction module is used to implement in touching display screen module adjusts voltage in real time, using DC DC chip voltages, inductance and capacitor filtering, and the feedback circuit adjustment voltage that digital regulation resistance is formed.The utility model product is mainly used for the life test of semi-finished product and finished product of the electrochromic device in research and development, production process.
Description
Technical field
The utility model is related to a kind of electrochromic device loop test tools more particularly to a kind of electrochromic device to follow
Ring test controller.
Background technology
Electrochromism refers to the optical properties (reflectivity, transmitance, absorptivity etc.) of material under the action of extra electric field
Stablize, reversible color change the phenomenon that, show as the reversible change of color and transparency in appearance.With electroluminescent change
The material of color performance is known as electrochromic material, is known as electrochromic device with the device that electrochromic material is made.At present,
Electrochromic device through industrialization has several classes:Electrochromic intelligent dimming glass, electrochromic display device (ECD), automobile are automatic
Anti-dazzle driving mirror.Electrochromic intelligent glass has the controllability that light absorption penetrates under electric field action, optionally
Absorb or heat radiation and the diffusion of internal heat that reflection is extraneous, reduce office block and residential houses kept in summer it is nice and cool and
Winter keeps mass energy that is warm and must consuming.Playing simultaneously improves natural lighting degree, the purpose of peep-proof.It solves modern
The light pollution in cities problem constantly deteriorated.It is a developing direction of energy saving building material.Electrochromic material has bistable state
Performance, do not need to backlight not only with the electrochromic display device that electrochromic material is made, but also show still image
Afterwards, if display content do not change, would not power consumption, reach energy-efficient purpose.Electrochromic display device (ECD) and other display phases
Than having the advantage of ignoring the blind spot and high contrast.With the automatic anti-glare rearview mirror of electrochromism material preparation, electricity can be passed through
Sub- induction system according to the intensity of the intensity adjustment reflected light of ambient light, reaches abblendbar effect, makes driving safer.
Electrochromic intelligent glass can with relatively low voltage (2-5V) and relatively low power regulation automobile, the light intensity of interior of aircraft,
Make journey more comfortable.Current testing tool is all easily to be realized by microcontroller and relay, the drawback is that：1st, it needs
External two-way DC power supply is wanted, shape is heavy；2nd, wiring, operation, arrange parameter are complicated, and presentation of information is not comprehensive.3rd, its work
Pattern is single, only constant voltage test mode (not having PWM modulation test function).
Utility model content
For the above-mentioned prior art, the technical problem to be solved by the present invention is to provide a kind of electrochromic devices to follow
Ring test controller.It has the characteristics that reasonable design, carrying are convenient, easy to operate, safe and reliable.It can meet simultaneously
Constant pressure test pattern and PWM test patterns, what is obtained compared with prior art similar product contains much information.
In order to solve the above technical problems, the utility model provides a kind of electrochromic device loop test controller.It
Including system power supply module, touching display screen module, micro-control unit (MCU), constant pressure switching output module, two-way is adjustable decompression
Module and high-frequency PWM switching output module, system power supply module, constant pressure switching output module, two-way is adjustable voltage reduction module and height
Frequency PWM switching output modules are electrically connected respectively with micro-control unit (MCU)；System power supply module is used for system power supply, and with
Touching display screen module is electrically connected；Constant pressure switching output module mutually switch for each road voltage, and with the adjustable decompression mould of two-way
Block is electrically connected；Touching display screen module is for showing relevant information, and touching display screen module is with micro-control unit (MCU) using string
Mouth communication modes are connected；Micro-control unit (MCU) is for the processing of related data information and control correlation module output test
Signal；Two-way is adjustable, and voltage reduction module is used to implement in touching display screen module adjusts voltage in real time, using DC-DC chip voltages,
Inductance and capacitor filtering, the feedback circuit adjustment voltage that digital regulation resistance is formed；High-frequency PWM switching output module is used for PWM tune
System output, high-frequency PWM switching output module are electrically connected with the adjustable voltage reduction module of two-way.
The test output mode of the utility model is promising：Constant pressure test pattern or PWM test patterns.The constant pressure tests mould
Formula, i.e., the direct current of 3 relay compositions alternately export, and can accurately export the voltage of setting.The PWM test patterns, i.e.,
PWM modulation exports, and can test the service life with the actual use of analog equipment.
Compared with prior art, the advantageous effect of the utility model generation is：1st, constant pressure test pattern can be met simultaneously
With PWM test patterns, make its application range wider；
2nd, due to the utility model internal integration two-way output services voltage module, without external connection DC power supply,
Therefore, make its carrying convenient, it is easy to operate；
3rd, all operations and control are all completed using touch display screen, are greatly simplified operation sequence, are obtained simultaneously
Information content also increase, including voltage, electric current, output waveform；
4th, the utility model product is mainly used for semi-finished product and finished product of the electrochromic device in research and development, production process
Life test.
Description of the drawings
Fig. 1 is utility model works principle schematic；
Fig. 2 is the utility model circuit diagram.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model provides a kind of electrochromic device loop test controller.It includes system electricity
Source module 2, touching display screen module 3, micro-control unit (MCU) 1, constant pressure switching output module 6, two-way is adjustable voltage reduction module 5
Switch output module 4, system power supply module 2, constant pressure switching output module 6, two-way is adjustable voltage reduction module 5 and height with high-frequency PWM
Frequency PWM switching output modules 4 are electrically connected respectively with micro-control unit (MCU) 1；System power supply module 2 is used for system power supply, and
It is electrically connected with touching display screen module 3, wherein U1 manages the regulator of monolithic integrated optical circuit, core for step down supplies
1 foot of piece is input, and 2 feet export, and L1 and C2 filter 2 foot output voltages, and peripheral R1 and R2 values adjustable output voltage stabilization exists
Voltage value needed for system.The system power supply module 2 is the power supply unit that can directly mount on a printed circuit.Point
Class has very much, such as communication high-frequency switching power supply module, Uninterruptible Power Module etc..It can be application-specific integrated circuit that feature, which is,
(ASIC), digital signal processor (DSP), microprocessor, memory, field programmable gate array (FPGA) and other number or
Fictitious load provides power supply.Constant pressure switching output module 6 mutually switch for each circuit voltage, and with the adjustable voltage reduction module of two-way
5 electrical connections, K1, K2, K3 constitute constant pressure switching output module, and 5 foot of common end of K1 is output terminal, and 4 feet are grounded, and 6 feet connect
5 foot of common end of Vout1, K2 are output terminal, and 4 feet are grounded, and 6 feet meet Vout2, can be formed by MCUIO mouthfuls of controls positive and anti-
To circuit, K3 is normally opened relay, and when the I/O port control K1 and K2 of only MCU works, K3 is closed at, test pause, test
When terminating or powering off, K3 is off-state.Micro-control unit (MCU) 1 is for the processing of related data information and control phase
Close module output test signal, micro-control unit (the Microcontroller Unit；MCU), also known as single-sheet miniature calculates
Machine (Single Chip Microcomputer) or microcontroller are central processing unit (Central Process Unit；
CPU frequency) and specification do appropriate reduction, and by memory (memory), counter (Timer), USB, A/D conversion, UART,
The perimeter interfaces such as PLC, DMA or even LCD driving circuits are all incorporated on one chip, form the computer of chip-scale, for difference
Application scenario do various combination control.Touching display screen module 3 for showing relevant information, touching display screen module 3 with it is micro-
Control unit (MCU) 1 is connected using serial port, and micro-control unit (MCU) 1 gives the master control of touching display screen module 3
Chip sends instruction, 3 main control chip of touching display screen module control screen display relevant information, while touching display screen module 3
Touch information is received, micro-control unit (MCU) 1 is sent instructions to by its main control chip, micro-control unit (MCU) 1 is made
Corresponding actions, control correlation module output test signal.Two-way is adjustable, and voltage reduction module 5 is used to implement in touching display screen module 3
Adjustment voltage in real time, using DC-DC chip voltages, inductance and capacitor filtering, the feedback circuit adjustment electricity that digital regulation resistance is formed
Pressure, U2, U3, U4, U5 and its peripheral part are the adjustable voltage reduction module of two-way, and wherein U4 and U5 are digital regulation resistance, pass through MCU pairs
The resistance value of potentiometer can be changed in digital regulation resistance programming Control, so as to reversely adjust the output voltage values of U2, U3.High-frequency PWM
Switch output module 4 to export for PWM modulation, R5, R6, R7, R8, Q1, Q2, Q3, Q4 part are high-frequency PWM switching output mould
Block, when the I/O port of MCU controls two metal-oxide-semiconductor conductings of Q1 and Q4, circuit forming circuit, EC devices end loads a positive electricity
Pressure value.When the I/O port of MCU controls Q2 and Q3 two metal-oxide-semiconductors conducting, circuit forming circuit, EC devices end load one it is reversed
Voltage value.The high-frequency PWM switching voltage reduction module 5 adjustable with two-way of output module 4 is electrically connected.The test output mould of the utility model
Formula is promising：Constant pressure test pattern or PWM test patterns.The constant pressure test pattern, i.e., the direct current alternating of 3 relay compositions are defeated
Go out, can accurately export the voltage of setting.The PWM test patterns, i.e. PWM modulation export, can be with the reality of analog equipment
Use the test service life.Since using the above structure, the utility model can meet constant pressure test pattern and PWM test moulds simultaneously
Formula makes its application range wider；Its internal integration two-way output services voltage module, without external connection DC power supply, because
This, makes its carrying convenient, easy to operate；All operations and control are all completed using touch display screen, greatly simplify behaviour
Make program, while the information content obtained also increases, including voltage, electric current, output waveform；The utility model product can ground
Hair, the semi-finished product in production process and finished product carry out life test.
Specific embodiment of the present utility model is explained in detail above in conjunction with attached drawing, but the utility model is not
It is limited to the above embodiment, within the knowledge of a person skilled in the art, various changes can also be made to it
Change.
Claims (4)
1. a kind of electrochromic device loop test controller, it is characterised in that：It includes system power supply module, touching display screen
Module, micro-control unit (MCU), constant pressure switching output module, two-way is adjustable voltage reduction module and high-frequency PWM switching output module,
System power supply module, constant pressure switching output module, two-way is adjustable voltage reduction module and high-frequency PWM switching output module respectively with micro-control
Unit (MCU) electrical connection processed；System power supply module is used to be electrically connected to system power supply, and with touching display screen module；Constant pressure is cut
Output module is changed for each road voltage mutually to switch, and be electrically connected with the adjustable voltage reduction module of two-way；Touching display screen module is used for
Show relevant information, touching display screen module is connected with micro-control unit (MCU) using serial port；Micro-control unit
(MCU) for the processing of related data information and control correlation module output test signal；Two-way is adjustable, and voltage reduction module is used in fact
Voltage is adjusted in real time in existing touching display screen module, using DC-DC chip voltages, inductance and capacitor filtering, digital regulation resistance structure
Into feedback circuit adjust voltage；High-frequency PWM switching output module for PWM modulation export, high-frequency PWM switching output module and
Two-way is adjustable, and voltage reduction module is electrically connected.
2. electrochromic device loop test controller as described in claim 1, it is characterised in that：Its output mode is constant pressure
Test pattern or PWM test patterns.
3. electrochromic device loop test controller as claimed in claim 2, it is characterised in that：The constant pressure test pattern
Direct current for 3 relay compositions alternately exports.
4. electrochromic device loop test controller as claimed in claim 2, it is characterised in that：The PWM test patterns
It is exported for PWM modulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318979.2U CN207586720U (en) | 2017-10-12 | 2017-10-12 | A kind of electrochromic device loop test controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318979.2U CN207586720U (en) | 2017-10-12 | 2017-10-12 | A kind of electrochromic device loop test controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207586720U true CN207586720U (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721318979.2U Active CN207586720U (en) | 2017-10-12 | 2017-10-12 | A kind of electrochromic device loop test controller |
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| CN (1) | CN207586720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020155888A1 (en) * | 2019-02-03 | 2020-08-06 | 京东方科技集团股份有限公司 | Drive circuit and drive method for switchable glass, and switchable glass apparatus |
-
2017
- 2017-10-12 CN CN201721318979.2U patent/CN207586720U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020155888A1 (en) * | 2019-02-03 | 2020-08-06 | 京东方科技集团股份有限公司 | Drive circuit and drive method for switchable glass, and switchable glass apparatus |
| US11467436B2 (en) | 2019-02-03 | 2022-10-11 | Beijing Boe Technology Development Co., Ltd. | Drive circuit and drive method for dimming glass, and dimming glass device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220804 Address after: 200131 floors 1 and 3, building 5, No. 99 and 111 Boyi Road, Lingang New Area, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai Centaur Enterprise Development Group Co.,Ltd. Address before: 518000 Shenzhen, Guangdong Province, Shenzhen Bao'an District Xixiang Street Gushu community xiaweiyuan Industrial Zone No. 9, building 1, first floor 101, second floor 201 Patentee before: JISHENG PHOTOELECTRIC (SHENZHEN) Co.,Ltd. |
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| TR01 | Transfer of patent right |