CN203366709U - Liquid crystal display screen dormancy control device applied for solar inverter - Google Patents
Liquid crystal display screen dormancy control device applied for solar inverter Download PDFInfo
- Publication number
- CN203366709U CN203366709U CN 201320373541 CN201320373541U CN203366709U CN 203366709 U CN203366709 U CN 203366709U CN 201320373541 CN201320373541 CN 201320373541 CN 201320373541 U CN201320373541 U CN 201320373541U CN 203366709 U CN203366709 U CN 203366709U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal display
- lcds
- display screen
- control device
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The utility model discloses a liquid crystal display screen dormancy control device applied for a solar inverter, which comprises the following components: a starting button, a control circuit and a driving circuit. In dormancy period of the liquid crystal display screen, the liquid crystal display screen dormancy control device totally switches off the power supply for the liquid crystal display screen, operation of an internal circuit of the system totally stops for realizing zero power consumption of the liquid crystal screen in dormancy. Compared with a traditional dormancy control device for the liquid crystal display screen, the liquid crystal display screen dormancy control device applied for the solar inverter has the advantages of: easy realization, low cost and high reliability. While energy saving and emission reduction are realized, operation time of the liquid crystal screen is greatly shortened, thereby prolonging service life of the liquid crystal display screen.
Description
Technical field
The utility model relates to a kind of LCDs dormancy control device, relates in particular to a kind of LCDs dormancy control device that is applied to solar inverter.
Background technology
Solar inverter is a kind of device that sun power is changed into to electric energy.Along with the expanding day of people to energy demand, various fossil energies utilize pollution on the environment more and more serious.The advantages such as sun power obtains simply with it, clean, and reserves are huge have been subject to paying close attention to widely, and in the whole world, have been widely used.Solar inverter is operated in the severe desert of environment, Gobi desert, beach etc. mostly, and the life-span of solar inverter generally all requires more than 25 years, so for each Primary Component life-span proposition high requirement in inverter.Building a conservation-minded society instantly, the energy-saving effect of inverter product also becomes the important symbol of estimating the product quality.And most of photovoltaic plants have all been carried out telemanagement or unattended operational mode.DC-to-AC converter requires when having high-level efficiency and stable operation, and also needing provides friendly interactive interface and remote management interface is provided for the user.LCDs (LCD) provides friendly working interface for the user, can show in real time current device running status, and output voltage and generated energy etc. also have data storage and communication function in addition.Therefore, LCDs has a wide range of applications in solar inverter.Due to photovoltaic plant, be all unattended most the time, therefore generally LCDs, all in dormant state, is only just understood the activation solution crystal display screen usually when maintaining equipments and power station regular visit.At present, what the dormancy of the LCDs in various power supply products adopted usually is to close the backlight technology, other chip during dormancy in screen and circuit are still in operation, system is just in low power consumpting state, its shortcoming is apparent, due to circuit system, still in operation, so LCDs still consuming electric energy, and the more important thing is that the life-span of liquid crystal display also reduces greatly.
The utility model content
The purpose of this utility model is the LCDs dormancy control device that is applied to solar inverter by a kind of, solves the problem that above background technology is partly mentioned.
For reaching this purpose, the utility model by the following technical solutions:
A kind of LCDs dormancy control device that is applied to solar inverter, it comprises start button, control circuit and driving circuit;
Described start button and control circuit are electrically connected, for when the needs primer fluid crystal display screen, and the output trigger pip;
Described control circuit is connected with LCDs, driving circuit, for when receiving described trigger pip, output drive signal is to driving circuit, and detect in real time the duty of LCDs, in monitoring the Preset Time interval, during the LCDs attonity, the output cut-off signals is to driving circuit;
Described driving circuit is connected with LCDs, for when receiving the driving signal, connects the power supply of LCDs, and the primer fluid crystal display screen, when receiving cut-off signals, turn-off the power supply of LCDs, makes electric dormancy under LCDs.
Especially, described control circuit comprises digital signal processor (DSP).
The utility model is at the power supply of LCDs complete cutting-off liquid crystal display screen between rest period, and the internal system circuit quits work fully, the zero-power while realizing the LCDs dormancy.Compare with traditional LCDs dormancy control device, the utlity model has and realize the characteristics simple, with low cost, that reliability is high, also reduced greatly the working time of liquid crystal display in energy-saving and cost-reducing, improved LCDs serviceable life.
The accompanying drawing explanation
The LCDs dormancy control device structural drawing that is applied to solar inverter that Fig. 1 provides for the utility model embodiment;
The LCDs power drives schematic diagram that Fig. 2 provides for the utility model embodiment;
Electric dormancy control flow chart under the LCDs that Fig. 3 provides for the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, only show the part relevant to the utility model in accompanying drawing but not full content.
Please refer to shown in Fig. 1 the liquid crystal display electric screen that the is applied to solar inverter 104 dormancy control device structural drawing that Fig. 1 provides for the utility model embodiment.
The liquid crystal display electric screen 104 dormancy control device that are applied to solar inverter in the present embodiment comprise start button 101, control circuit 102 and driving circuit 103.
Described start button 101 is electrically connected with control circuit 102, for when needs start liquid crystal display electric screen 104, and the output trigger pip.
Described control circuit 102 is connected with liquid crystal display electric screen 104, driving circuit 103, for when receiving described trigger pip, output drive signal is to driving circuit 103, and detect in real time the duty of liquid crystal display electric screen 104, in monitoring the Preset Time interval, during liquid crystal display electric screen 104 attonity, the output cut-off signals is to driving circuit 103.
In the present embodiment, described control circuit 102 comprises digital signal processor 1021 and accessory circuit thereof.When receiving the trigger pip of start button 101 outputs, digital signal processor 1021 starts relative program, according to the programmed logic output drive signal to driving circuit 103, and detect in real time the duty of liquid crystal display electric screen 104, in monitoring the Preset Time interval during liquid crystal display electric screen 104 attonity, be also while not monitoring operating personnel to the associative operation of liquid crystal display electric screen 104 in the Preset Time interval, the output cut-off signals is to driving circuit 103 always.It should be noted that, described Preset Time interval can arrange according to actual needs flexibly by digital signal processor 1021.
Described driving circuit 103 is connected with liquid crystal display electric screen 104, for when receiving the driving signal, connect the power supply of liquid crystal display electric screen 104, start liquid crystal display electric screen 104, when receiving cut-off signals, turn-off the power supply of liquid crystal display electric screen 104, make 104 times electric dormancy of liquid crystal display electric screen.
As shown in Figure 2, the LCDs power drives schematic diagram that Fig. 2 provides for the utility model embodiment.When driving circuit 103 is received the driving signal that digital signal processor 102 output terminals 201 send, to isolate amplification to driving signal, then driving switch circuit 202 is connected the power supply 203 of liquid crystal display electric screen 104, final by LCDs power supply 204 output services voltages, start liquid crystal display electric screen 104.In like manner, when driving circuit 103 is received cut-off signals, driving switch circuit 202 turn-offs the power supply 203 of liquid crystal display electric screen 104, makes 104 times electric dormancy of liquid crystal display electric screen.
As shown in Figure 3, electric dormancy control flow chart under the LCDs that Fig. 3 provides for the utility model embodiment, idiographic flow is as follows: one, start.Two, judge that LCDs is in running status, or dormant state, if running status performs step three, if dormant state performs step six.Three, whether the decision operation personnel have operation to LCDs, if the determination result is NO, perform step four, otherwise, perform step eight.Whether surpass setting-up time the interval time that four, the decision operation personnel are not operated LCDs, if judgment result is that, is, performs step five, otherwise, perform step eight.Five, digital processing unit output cut-off signals, then perform step eight.Six, judge whether the primer fluid crystal display screen, if judgment result is that be, perform step seven, otherwise, perform step eight.Seven, digital processing unit output drive signal, then perform step eight.Eight, finish, return to step 1.
The technical solution of the utility model is at the power supply of LCDs complete cutting-off liquid crystal display screen between rest period, and the internal system circuit quits work fully, the zero-power while realizing the LCDs dormancy.Compare with traditional LCDs dormancy control device, the utlity model has and realize the characteristics simple, with low cost, that reliability is high, also reduced greatly the working time of liquid crystal display in energy-saving and cost-reducing, improved LCDs serviceable life.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Skilled person in the art will appreciate that the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various obvious variations, readjust and substitute and can not break away from protection domain of the present utility model.Therefore, although by above embodiment, the utility model is described in further detail, but the utility model is not limited only to above embodiment, in the situation that do not break away from the utility model design, can also comprise more other equivalent embodiment, and scope of the present utility model is determined by appended claim scope.
Claims (2)
1. a LCDs dormancy control device that is applied to solar inverter, is characterized in that, comprises start button, control circuit and driving circuit;
Described start button and control circuit are electrically connected, for when the needs primer fluid crystal display screen, and the output trigger pip;
Described control circuit is connected with LCDs, driving circuit, for when receiving described trigger pip, output drive signal is to driving circuit, and detect in real time the duty of LCDs, in monitoring the Preset Time interval, during the LCDs attonity, the output cut-off signals is to driving circuit;
Described driving circuit is connected with LCDs, for when receiving the driving signal, connects the power supply of LCDs, and the primer fluid crystal display screen, when receiving cut-off signals, turn-off the power supply of LCDs, makes electric dormancy under LCDs.
2. the LCDs dormancy control device that is applied to solar inverter according to claim 1, is characterized in that, described control circuit comprises digital signal processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320373541 CN203366709U (en) | 2013-06-25 | 2013-06-25 | Liquid crystal display screen dormancy control device applied for solar inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320373541 CN203366709U (en) | 2013-06-25 | 2013-06-25 | Liquid crystal display screen dormancy control device applied for solar inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203366709U true CN203366709U (en) | 2013-12-25 |
Family
ID=49814442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320373541 Expired - Lifetime CN203366709U (en) | 2013-06-25 | 2013-06-25 | Liquid crystal display screen dormancy control device applied for solar inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203366709U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104732937A (en) * | 2015-03-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Display terminal and device applying same |
| CN110599947A (en) * | 2019-08-15 | 2019-12-20 | 珠海格力电器股份有限公司 | Display screen on-off control circuit, display screen and control method |
| CN114243843A (en) * | 2021-12-21 | 2022-03-25 | 凯睿隆誉(成都)科技有限公司 | Current control circuit and method of electric device and electric device |
| CN114967899A (en) * | 2022-06-16 | 2022-08-30 | 西安诺瓦星云科技股份有限公司 | Display control method, display control equipment, display screen and display system |
-
2013
- 2013-06-25 CN CN 201320373541 patent/CN203366709U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104732937A (en) * | 2015-03-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Display terminal and device applying same |
| CN110599947A (en) * | 2019-08-15 | 2019-12-20 | 珠海格力电器股份有限公司 | Display screen on-off control circuit, display screen and control method |
| CN114243843A (en) * | 2021-12-21 | 2022-03-25 | 凯睿隆誉(成都)科技有限公司 | Current control circuit and method of electric device and electric device |
| CN114967899A (en) * | 2022-06-16 | 2022-08-30 | 西安诺瓦星云科技股份有限公司 | Display control method, display control equipment, display screen and display system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203366709U (en) | Liquid crystal display screen dormancy control device applied for solar inverter | |
| CN101865960A (en) | Method and device for monitoring equipment efficiency performance | |
| CN103901995A (en) | Computer power supply and power supply method thereof | |
| CN201698966U (en) | Electronic switch | |
| CN104578221A (en) | Voltage self-adapting solar charger with MPPT (Maximum Power Point Tracking) function and application method of voltage self-adapting solar charger | |
| CN102255336A (en) | High-efficiency and energy-saving self-circulation electronic load | |
| CN104007709A (en) | Electrical equipment and control device and control method thereof | |
| CN101846967A (en) | Embedded standby energy-saving method and device | |
| CN2924921Y (en) | Switch power module output soft start circuit | |
| CN202602532U (en) | Auxiliary power supply apparatus used for photovoltaic grid-connected inverter | |
| CN202310206U (en) | Control circuit of ultra-low-power single wire power supply touch switch | |
| CN202872632U (en) | Restart prevention circuit for photovoltaic grid-connected inverter | |
| CN103023064B (en) | High-pressure frequency-conversion low-voltage ride-through method | |
| CN203151134U (en) | High-efficiency energy-recovery charger aging equipment | |
| CN202616806U (en) | Low voltage power supply system capable of realizing air-conditioning photovoltaic system power supply standby | |
| CN204462339U (en) | A kind of electric quantity detecting circuit and solar water heater control panel | |
| CN202997691U (en) | An automatic switching circuit capable of switching power between a power supply and a battery in an electronic switch | |
| CN106849731A (en) | A kind of control method of buck-boost grid-connected inverter | |
| CN204068336U (en) | A kind of charging circuit | |
| CN201733224U (en) | Two-step control circuit applied to high-power power supply module | |
| CN203243246U (en) | Small-power solar power source inversion device | |
| CN219322135U (en) | Low-power consumption power supply control circuit and electric equipment | |
| CN204290795U (en) | A kind of intelligent water pump overall-in-one control schema plate | |
| CN205647015U (en) | Time -delayed protection intelligence power supply protection control system | |
| CN202455152U (en) | Multifunctional inverter circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214174 Jiangsu Province Economic Development Zone, Huishan wind power science and Technology Industrial Park, wind energy road, No. 1 standard factory building Patentee after: SINENG ELECTRIC Co.,Ltd. Address before: 214174 Jiangsu Province Economic Development Zone, Huishan wind power science and Technology Industrial Park, wind energy road, No. 1 standard factory building Patentee before: Top energy Electric Co.,Ltd. Address after: 214174 Jiangsu Province Economic Development Zone, Huishan wind power science and Technology Industrial Park, wind energy road, No. 1 standard factory building Patentee after: Top energy Electric Co.,Ltd. Address before: 214174 Jiangsu Province Economic Development Zone, Huishan wind power science and Technology Industrial Park, wind energy road, No. 1 standard factory building Patentee before: WUXI SINENG NEW ENERGY CO.,LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
|
| CX01 | Expiry of patent term |