CN203535338U - Intelligent temperature control system of liquid crystal display - Google Patents
Intelligent temperature control system of liquid crystal display Download PDFInfo
- Publication number
- CN203535338U CN203535338U CN201320605283.3U CN201320605283U CN203535338U CN 203535338 U CN203535338 U CN 203535338U CN 201320605283 U CN201320605283 U CN 201320605283U CN 203535338 U CN203535338 U CN 203535338U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal display
- temperature control
- shell
- screen
- 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
- Liquid Crystal (AREA)
Abstract
The utility model discloses an intelligent temperature control system of a liquid crystal display. The intelligent temperature control system of the liquid crystal display is applied to the liquid crystal display. The liquid crystal display comprises a shell, wherein the shell is composed of a front machine shell and a rear machine shell, a liquid crystal display screen is arranged in the shell, the front side face and the rear side face of the liquid crystal screen face the front machine shell and the rear machine shell respectively, and the liquid crystal screen is connected with a liquid crystal screen driving circuit board. The intelligent temperature control system of the liquid crystal display comprises a shell temperature sensor, a screen display temperature sensor and a temperature control semi-conductor patch, wherein the shell temperature sensor is arranged on the shell, the screen display temperature sensor is arranged in a non-display area arranged on the front side face of the liquid crystal screen, the temperature control semi-conductor patch is attached to the rear side face of the liquid crystal screen, and the shell temperature sensor, the screen display temperature sensor and the temperature control semi-conductor patch are connected with an intelligent temperature control driving circuit board. The intelligent temperature control system of the liquid crystal display carries out refrigeration or heating on the liquid crystal display screen according to the temperature of the operating environment where the liquid crystal display is located, the liquid crystal display screen can be within the optimum working temperature range all the time, the image display effect of the liquid crystal display is ensured, the service life of the liquid crystal display is prolonged, and the operating environment range of the liquid crystal display is expanded.
Description
Technical field
The utility model relates to a kind of Temperature-controlled appliance, and espespecially a kind of intelligent temperature control system that is applied to liquid crystal display belongs to LCDs and manufactures field.
Background technology
Liquid crystal display has the advantages such as image display effect is good, energy consumption is low, environmental protection, safety and is widely used in each field because of it, but its can only in very narrow temperature range, normally work, therefore its environment for use is very limited.
In order to widen the environment for use scope of liquid crystal display, there is at present a kind of LCDs fluorescent tube heating for backlight lamp tube and the technical scheme of the measure of taking to freeze.When making LCDs excess Temperature because of fluorescent tube heating, by additional temperature-controlling system, LCDs is carried out to refrigeration cool-down, thereby liquid crystal is maintained in best operating temperature range.But this technical scheme does not solve LCDs needs the problem heating under low temperature environment, does not also solve the problem of LCDs constant temperature work.
As can be seen here, design a kind of to LCDs take Automatic-cooling or heat and make its all the time the technical scheme within the scope of optimum working temperature be the problem that should solve at present.
Utility model content
The purpose of this utility model is to provide a kind of liquid crystal display intelligent temperature control system, this liquid crystal display intelligent temperature control system can carry out Automatic-cooling or heat liquid crystal display according to the height of the liquid crystal display detecting environment for use temperature of living in, make liquid crystal display all the time within the scope of optimum working temperature, ensured the image display effect of liquid crystal display, effectively extend the serviceable life of liquid crystal display, widened the environment for use scope of liquid crystal display.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of liquid crystal display intelligent temperature control system, for liquid crystal display, this liquid crystal display comprises the shell consisting of front housing and back cabinet, in this shell, be provided with liquid crystal display, liquid crystal display drive circuit board, the leading flank of this liquid crystal display, trailing flank is respectively towards this front housing, this back cabinet, the display port of this liquid crystal display is connected with the corresponding controling end mouth of this liquid crystal display drive circuit board, it is characterized in that: this liquid crystal display intelligent temperature control system comprises the shell temperature sensor being arranged on this shell, be arranged on screen display in the non-display area on the leading flank of this liquid crystal display with temperature sensor and be attached to the temperature control semiconductor paster on the trailing flank of this liquid crystal display, this shell temperature sensor, this screen display is connected with the corresponding signal delivery port of intelligent temperature control drive circuit board respectively by the signal delivery port of temperature sensor, the control signal port of this temperature control semiconductor paster is connected with the control signal delivery port of this intelligent temperature control drive circuit board.
Described intelligent temperature control drive circuit board is provided with intelligent temperature control driving circuit, this intelligent temperature control driving circuit comprises microprocessor, refrigerating/heating driving circuit, described temperature sensor for shell, described screen display are connected with the corresponding I/O port of this microprocessor respectively by the signal delivery port of temperature sensor, and the control signal port of described temperature control semiconductor paster is connected with the corresponding I/O port of this microprocessor via this refrigerating/heating driving circuit.
Described temperature control semiconductor paster is attached to via graphite heat conducting paster on the trailing flank of described liquid crystal display, and described temperature control semiconductor paster covers the trailing flank of described liquid crystal display.
Described shell is arranged on described front housing and in described liquid crystal display outside with temperature sensor.
Described liquid crystal display is nematic liquid crystal screen or smectic liquid crystal screen or cholesteric liquid crystal screen.
Described intelligent temperature control drive circuit board is attached in the lower part of described temperature control semiconductor paster via graphite heat conducting paster, described liquid crystal display drive circuit board is arranged between described intelligent temperature control drive circuit board and described back cabinet, and described liquid crystal display drive circuit board and described intelligent temperature control drive circuit board are placed in the accommodation space being convexly equipped with on described back cabinet.
The utility model has the advantages that:
The utility model can carry out Automatic-cooling or heat liquid crystal display according to the height of liquid crystal display environment for use temperature of living in, make liquid crystal display all the time within the scope of optimum working temperature, avoid liquid crystal phase material in liquid crystal display to affect image display effect because of excessive temperature variation generation chemistry or the change of physical property, effectively extended the serviceable life of liquid crystal display, widen the environment for use scope of liquid crystal display, made the liquid crystal display can be at the larger extreme environment steady operation of temperature variation.
Accompanying drawing explanation
Fig. 1 is that structure of the present utility model forms schematic diagram.
Fig. 2 is the composition frame chart of intelligent temperature control driving circuit.
Embodiment
As shown in Figure 1, the utility model liquid crystal display intelligent temperature control system is for liquid crystal display, this liquid crystal display comprises the shell consisting of front housing 11 and back cabinet 12, in this shell, be provided with liquid crystal display 13, liquid crystal display drive circuit board 14, the leading flank of this liquid crystal display 13, trailing flank are respectively towards this front housing 11, this back cabinet 12, usually, between the trailing flank of this liquid crystal display 13 and this back cabinet 12, be provided with this liquid crystal display drive circuit board 14, the display port of this liquid crystal display 13 is connected with the corresponding controling end mouth of this liquid crystal display drive circuit board 14.In the utility model, one side of carrying out image demonstration on this liquid crystal display 13 is leading flank, on this leading flank, have viewing area and non-display area, this viewing area is actual region of carrying out image demonstration, and on this liquid crystal display 13, the side corresponding with this leading flank is trailing flank.Liquid crystal display 13 can be nematic liquid crystal screen or smectic liquid crystal screen or cholesteric liquid crystal screen, they can form respectively dissimilar display, and, their environment for use (as changing environment of household, office, hot operation place, low-temperature working place and mobile device etc.) difference, for different environments for use, they are designed with respectively corresponding optimum working temperature scope.Liquid crystal display is the known equipment of this area, and its formation is not limited to above-mentioned, does not here describe in detail.
As shown in Figure 1, the utility model liquid crystal display intelligent temperature control system comprises the temperature sensor 21 for shell being arranged on this shell, be arranged on screen display in the non-display area on the leading flank of this liquid crystal display 13 with temperature sensor 22 and be attached to the temperature control semiconductor paster 23 on the trailing flank of this liquid crystal display 13, preferably, shell can be arranged on front housing 11 and in liquid crystal display outside with temperature sensor 21, this is temperature sensor 21 for shell, this screen display is connected with the corresponding signal delivery port of intelligent temperature control drive circuit board 24 respectively by the signal delivery port of temperature sensor 22, the control signal port of this temperature control semiconductor paster 23 is connected with the control signal delivery port of this intelligent temperature control drive circuit board 24.
As Fig. 2, intelligent temperature control drive circuit board 24 is provided with intelligent temperature control driving circuit 240, this intelligent temperature control driving circuit 240 comprises microprocessor 241, refrigerating/heating driving circuit 242, for shell, temperature sensor 21, screen display are connected with the corresponding I/O port of this microprocessor 241 respectively by the signal delivery port of temperature sensor 22, and the control signal port of temperature control semiconductor paster 23 is connected with the corresponding I/O port of this microprocessor 241 via this refrigerating/heating driving circuit 242.In practice, this microprocessor 241, refrigerating/heating driving circuit 242, for shell, temperature sensor 21, screen display provide electric energy with temperature sensor 22 by power circuit 243, as shown in Figure 2.
When actual design, temperature control semiconductor paster 23 can be attached to via the graphite heat conducting paster 15 of high thermal conductivity on the trailing flank of liquid crystal display 13, and preferably, temperature control semiconductor paster 23 covers the whole trailing flank of liquid crystal display 13.The graphite heat conducting paster 15 of high thermal conductivity has been filled the gap between temperature control semiconductor paster 23 and liquid crystal display 13 trailing flanks, can make on the one hand that Surface Contact is good therebetween, on the other hand can deaeration gap, reduce the temperature gap between temperature control semiconductor paster 23 and liquid crystal display 13, improve heat conduction efficiency therebetween.
Preferably, intelligent temperature control drive circuit board 24 can be attached to via the graphite heat conducting paster (not shown) of high thermal conductivity in the lower part of temperature control semiconductor paster 23, the pcb board that utilizes intelligent temperature control drive circuit board 24 is temperature control semiconductor paster 23 auxiliary heat dissipations, improve temperature control efficiency, liquid crystal display drive circuit board 14 is arranged between intelligent temperature control drive circuit board 24 and back cabinet 12, be that liquid crystal display drive circuit board 14 is located at intelligent temperature control drive circuit board 24 rear sides, and liquid crystal display drive circuit board 14 and intelligent temperature control drive circuit board 24 can be placed in the accommodation space 121 being convexly equipped with on back cabinet 12, usually, liquid crystal display drive circuit board 14 is basic identical with the size of intelligent temperature control drive circuit board 24.As Fig. 1, back cabinet 12 can select the good material of heat radiation to make, on it, part can directly contact with temperature control semiconductor paster 23, the heat radiation of auxiliary temperature control semiconductor paster 23, and accommodation space 121 parcel liquid crystal display drive circuit board 14 and the intelligent temperature control drive circuit boards 24 of its underpart.According to actual needs, intelligent temperature control drive circuit board 24 can be integrated on liquid crystal display drive circuit board 14, to reduce structure, dwindles machine volume.
In actual design, temperature control semiconductor paster 23 can be selected TEC1-12706 type semiconductor paster, but is not limited to this model.
In the utility model, for shell, temperature sensor 21, screen display are the temperature sensor of thermometric with temperature sensor 22, what refrigerating/heating driving circuit 242, power circuit 243, temperature control semiconductor paster 23, graphite heat conducting paster etc. were this area knows device or circuit, thus its concrete form here describe in detail.
Below the course of work of the present utility model is described.
If liquid crystal display 13 is selected smectic liquid crystal screen, its optimum working temperature scope is 0～40 degree Celsius, so, when temperature control semiconductor paster 23 is when to select maximum temperature difference be the paster of 50 degrees Celsius, can make the residing environment for use temperature of liquid crystal display complete machine expand to-50 degrees Celsius～+ 90 degrees Celsius, thereby widen the environment for use scope of liquid crystal display.
When carrying out image demonstration by liquid crystal display drive circuit board 14 startup smectic liquid crystal screens, just can start to start the utility model work.For shell, temperature sensor 21, screen display detect the temperature of environment of living in separately in real time with temperature sensor 22, and the temperature signal that detection is obtained sends microprocessor 241 to.When microprocessor 241, by reception shell, with the temperature signal that temperature sensor 21 sends, judging the residing environment for use temperature of liquid crystal display prescribes a time limit over the upper of optimum working temperature scope, microprocessor 241 starts temperature control semiconductor paster 23 refrigeration via refrigerating/heating driving circuit 242, drive smectic liquid crystal screen to realize cooling, until microprocessor 241 falls back within the scope of optimum working temperature by the temperature that the temperature signal that temperature sensor 22 sends is judged smectic liquid crystal screen by receiving screen display.When microprocessor 241, by reception shell, with the temperature signal that temperature sensor 21 sends, judging the residing environment for use temperature of liquid crystal display prescribes a time limit lower than the lower of optimum working temperature scope, microprocessor 241 starts temperature control semiconductor paster 23 via refrigerating/heating driving circuit 242 and heats, drive smectic liquid crystal screen to realize and heat up, until microprocessor 241 rises within the scope of optimum working temperature by the temperature that the temperature signal that temperature sensor 22 sends is judged smectic liquid crystal screen by receiving screen display.As can be seen here, the control of smectic liquid crystal screen being freezed or being heated via the utility model, can be so that smectic liquid crystal shields all the time within the scope of optimum working temperature, keep temperature constant state, avoid liquid crystal phase material in smectic liquid crystal screen the change of chemistry or physical property to occur because of excessive temperature variation, ensure the image display effect of liquid crystal display, extended the serviceable life of liquid crystal display, widened the environment for use scope of liquid crystal display.
The above is preferred embodiment of the present utility model and the know-why used thereof; for a person skilled in the art; in the situation that not deviating from spirit and scope of the present utility model; the apparent changes such as any equivalent transformation based on technical solutions of the utility model basis, simple replacement, within all belonging to the utility model protection domain.
Claims (6)
1. a liquid crystal display intelligent temperature control system, for liquid crystal display, this liquid crystal display comprises the shell consisting of front housing and back cabinet, in this shell, be provided with liquid crystal display, liquid crystal display drive circuit board, the leading flank of this liquid crystal display, trailing flank is respectively towards this front housing, this back cabinet, the display port of this liquid crystal display is connected with the corresponding controling end mouth of this liquid crystal display drive circuit board, it is characterized in that: this liquid crystal display intelligent temperature control system comprises the shell temperature sensor being arranged on this shell, be arranged on screen display in the non-display area on the leading flank of this liquid crystal display with temperature sensor and be attached to the temperature control semiconductor paster on the trailing flank of this liquid crystal display, this shell temperature sensor, this screen display is connected with the corresponding signal delivery port of intelligent temperature control drive circuit board respectively by the signal delivery port of temperature sensor, the control signal port of this temperature control semiconductor paster is connected with the control signal delivery port of this intelligent temperature control drive circuit board.
2. liquid crystal display intelligent temperature control system as claimed in claim 1, is characterized in that:
Described intelligent temperature control drive circuit board is provided with intelligent temperature control driving circuit, this intelligent temperature control driving circuit comprises microprocessor, refrigerating/heating driving circuit, described temperature sensor for shell, described screen display are connected with the corresponding I/O port of this microprocessor respectively by the signal delivery port of temperature sensor, and the control signal port of described temperature control semiconductor paster is connected with the corresponding I/O port of this microprocessor via this refrigerating/heating driving circuit.
3. liquid crystal display intelligent temperature control system as claimed in claim 1 or 2, is characterized in that:
Described temperature control semiconductor paster is attached to via graphite heat conducting paster on the trailing flank of described liquid crystal display, and described temperature control semiconductor paster covers the trailing flank of described liquid crystal display.
4. liquid crystal display intelligent temperature control system as claimed in claim 1 or 2, is characterized in that:
Described shell is arranged on described front housing and in described liquid crystal display outside with temperature sensor.
5. liquid crystal display intelligent temperature control system as claimed in claim 1 or 2, is characterized in that:
Described liquid crystal display is nematic liquid crystal screen or smectic liquid crystal screen or cholesteric liquid crystal screen.
6. liquid crystal display intelligent temperature control system as claimed in claim 1 or 2, is characterized in that:
Described intelligent temperature control drive circuit board is attached in the lower part of described temperature control semiconductor paster via graphite heat conducting paster, described liquid crystal display drive circuit board is arranged between described intelligent temperature control drive circuit board and described back cabinet, and described liquid crystal display drive circuit board and described intelligent temperature control drive circuit board are placed in the accommodation space being convexly equipped with on described back cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320605283.3U CN203535338U (en) | 2013-09-29 | 2013-09-29 | Intelligent temperature control system of liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320605283.3U CN203535338U (en) | 2013-09-29 | 2013-09-29 | Intelligent temperature control system of liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203535338U true CN203535338U (en) | 2014-04-09 |
Family
ID=50421532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320605283.3U Expired - Lifetime CN203535338U (en) | 2013-09-29 | 2013-09-29 | Intelligent temperature control system of liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203535338U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954909A (en) * | 2016-06-23 | 2016-09-21 | 刘光旭 | Novel liquid crystal display equipment with self-protection function |
| CN107045219A (en) * | 2017-06-05 | 2017-08-15 | 合肥芯福传感器技术有限公司 | A kind of LCD display system suitable for ultra-wide temperature range |
| CN109243390A (en) * | 2018-10-15 | 2019-01-18 | 深圳市华星光电技术有限公司 | Data-driven integrated circuit and liquid crystal display |
| CN112693312A (en) * | 2021-01-11 | 2021-04-23 | 安徽天健环保车辆部件有限公司 | Intelligent temperature control structure of full liquid crystal combination instrument |
| CN112904913A (en) * | 2021-01-18 | 2021-06-04 | 北京理工大学重庆创新中心 | Liquid crystal device temperature control system and temperature control method |
| CN114167912A (en) * | 2021-12-07 | 2022-03-11 | 苏州华星光电技术有限公司 | Temperature control device and service life testing method of display panel |
| CN114200977A (en) * | 2021-11-05 | 2022-03-18 | 广州国显科技有限公司 | Temperature control system and temperature control method applied to display panel |
-
2013
- 2013-09-29 CN CN201320605283.3U patent/CN203535338U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954909A (en) * | 2016-06-23 | 2016-09-21 | 刘光旭 | Novel liquid crystal display equipment with self-protection function |
| CN107045219A (en) * | 2017-06-05 | 2017-08-15 | 合肥芯福传感器技术有限公司 | A kind of LCD display system suitable for ultra-wide temperature range |
| CN109243390A (en) * | 2018-10-15 | 2019-01-18 | 深圳市华星光电技术有限公司 | Data-driven integrated circuit and liquid crystal display |
| CN112693312A (en) * | 2021-01-11 | 2021-04-23 | 安徽天健环保车辆部件有限公司 | Intelligent temperature control structure of full liquid crystal combination instrument |
| CN112693312B (en) * | 2021-01-11 | 2021-12-28 | 安徽天健环保车辆部件有限公司 | Intelligent temperature control structure of full liquid crystal combination instrument |
| CN112904913A (en) * | 2021-01-18 | 2021-06-04 | 北京理工大学重庆创新中心 | Liquid crystal device temperature control system and temperature control method |
| CN114200977A (en) * | 2021-11-05 | 2022-03-18 | 广州国显科技有限公司 | Temperature control system and temperature control method applied to display panel |
| CN114167912A (en) * | 2021-12-07 | 2022-03-11 | 苏州华星光电技术有限公司 | Temperature control device and service life testing method of display panel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203535338U (en) | Intelligent temperature control system of liquid crystal display | |
| CN204904105U (en) | Electronic equipment constant temperature equipment | |
| CN201237679Y (en) | LCD model with LED backlight | |
| CN204086750U (en) | For the liquid crystal display under the low temperature environment of pole | |
| CN204872109U (en) | A constant temperature sample save case for site environment monitors sampling | |
| CN103974472A (en) | Heating film and heating device | |
| CN104180576A (en) | Low-temperature semiconductor refrigerator and method for providing linear voltage for chilling plates of refrigerator | |
| CN203605361U (en) | Air conditioner and air conditioner outdoor unit | |
| CN204761938U (en) | Electronic equipment constant temperature system | |
| CN201904054U (en) | Liquid crystal display of bus station board capable of working at low temperature | |
| CN206929506U (en) | A kind of liquid crystal display television installing frame | |
| CN101593491A (en) | The drive unit of liquid crystal display panel in ultra-low-temperature environment | |
| CN202723382U (en) | Refrigerating and heating dual-purpose temperature control water cup | |
| CN204422916U (en) | A kind of ultra-thin wide temperature LCD MODULE | |
| CN203186822U (en) | Chocolate storage cabinet | |
| CN206894248U (en) | A kind of capacitor box with temperature automatically controlled effect | |
| CN204484465U (en) | A kind of device for patient's forehead thermometric cooling of having a fever | |
| CN203069934U (en) | Liquid crystal displayer | |
| CN205209069U (en) | Multi -functional temperature regulation panel | |
| CN203369017U (en) | PCB plate tray with refrigerator | |
| CN203629178U (en) | Semiconductor temperature control and storage device | |
| CN206773331U (en) | A kind of LCD display system suitable for ultra-wide temperature range | |
| CN206574425U (en) | A kind of display device | |
| CN202502149U (en) | Intelligent three-phase electric energy meter | |
| CN206774169U (en) | A kind of LED display screen system suitable for ultra-low temperature surroundings |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |