CN209486423U - The liquid crystal display of high efficiency heating compensation - Google Patents
The liquid crystal display of high efficiency heating compensation Download PDFInfo
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- CN209486423U CN209486423U CN201920377542.9U CN201920377542U CN209486423U CN 209486423 U CN209486423 U CN 209486423U CN 201920377542 U CN201920377542 U CN 201920377542U CN 209486423 U CN209486423 U CN 209486423U
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Abstract
The utility model discloses a kind of liquid crystal display of high efficiency heating compensation, the edge of indication mechanism is embedded in outer frame shell；Liquid crystal screen component screen window glass, liquid crystal display and heating layer from before successively including: towards the direction of optics back light system, are provided with temperature sensor between heating layer and optics back light system；Wherein, electro-conductive glass and heating flexible-belt are stained with the two sides for being connected to conductive double sided adhesive tape respectively, and electro-conductive glass is located at close to the side of optics back light system；Insulating layer is embedded with the first electric conductor around its edge backwards to the side of electro-conductive glass, and insulating layer is embedded with the second electric conductor towards the side of electro-conductive glass, and the second electric conductor is electrically connected to electro-conductive glass by conductive double sided adhesive tape；First electric conductor, the second electric conductor and temperature sensor are electrically connected to circuit control module.The liquid crystal display can be compensated the temperature of liquid crystal display surrounding in the problem low for the high ambient temperature of liquid crystal display central temperature.
Description
Technical field
The utility model relates to liquid crystal displays, more particularly to the liquid crystal display of high efficiency heating compensation.
Background technique
The main body of liquid crystal display is liquid crystal material, each liquid crystal material has fixed Ts(crystalline temperature) and TLIt is (limpid
Point), liquid crystal display is only in Ts~TLIt just can normally be shown under the conditions of a certain range of temperature.Current major panel factory
Family's business produced or industrial liquid crystal display often will appear response speed in zero degrees celsius low temperature environment below
Spend slack-off, the bad phenomenons such as dynamic menu hangover；When environment temperature is lower than the T of liquid crystal displaysWhen, or even will appear liquid crystal material
Material freezes, so that liquid crystal display loses the function of normally showing completely.Therefore at low ambient temperatures, generally using heating
Mode improves liquid crystal temperature, so that liquid crystal display be made to can achieve the needs of normal use.In military domain to liquid crystal
Show that device carries out heating temperature raising and is particularly important.
Currently, the conventional LCD device heated at low temperature using ITO electro-conductive glass, by structural housing, liquid crystal
Screen assembly, the composition such as optics back light system and circuit control module.Wherein, heating layer is provided in liquid crystal screen component, it is this
Heating layer generallys use the production of ITO electro-conductive glass, is mainly made of ITO conducting glass substrate and heating flexible-belt.ITO conduction glass
The sheet resistance of glass is generally relatively uniform, under certain voltage conditions, has more uniform heat and is supplied to liquid crystal display.This heating side
Formula bring defect it is also obvious that distributed by metal shell and liquid crystal screen component window glass because of liquid crystal screen component around
Thermal difference is larger, and leading to the liquid crystal screen surfaces of the liquid crystal display to work at low ambient temperatures, there are the biggish temperature difference.Mainly
It is high to show as liquid crystal display central temperature, ambient temperature is low, just because of the presence of this temperature difference, causes liquid crystal display under low temperature aobvious
When showing black field, edge especially quadrangle will appear the phenomenon that whitening or turning blue.If improving heating power consumption, do not account for not only
This display defect can make the temperature difference of liquid crystal screen surfaces increasing instead, can seriously affect the normal display effect of liquid crystal display
Fruit.
Utility model content
The purpose of the utility model is to provide a kind of liquid crystal displays of high efficiency heating compensation, which can
In the problem low for the high ambient temperature of liquid crystal display central temperature, the temperature of liquid crystal display surrounding is compensated.
To achieve the goals above, the utility model provides a kind of liquid crystal display of high efficiency heating compensation, the liquid
Crystal display includes: indication mechanism and outer frame shell, and the edge of the indication mechanism is embedded in the outer frame shell, and described
Indication mechanism successively includes liquid crystal screen component, optics back light system and circuit control module from front to back；The liquid crystal screen component
Screen window glass, liquid crystal display and heating layer, the heating before successively including: from the direction towards the optics back light system
Temperature sensor is provided between layer and the optics back light system；Wherein, the heating layer include: electro-conductive glass, heating it is soft
Property band and conductive double sided adhesive tape, the electro-conductive glass and heating flexible-belt are stained with the two sides for being connected to the conductive double sided adhesive tape, and institute respectively
Electro-conductive glass is stated to be located at close to the side of the optics back light system；The heating flexible-belt includes: insulating layer, the insulating layer
It is embedded with the first electric conductor around its edge backwards to the side of the electro-conductive glass, the insulating layer is towards the electro-conductive glass
Side is embedded with the second electric conductor, and second electric conductor is electrically connected to the electro-conductive glass by the conductive double sided adhesive tape；Institute
It states the first electric conductor, the second electric conductor and temperature sensor and is electrically connected to the circuit control module.
Preferably, the electro-conductive glass is ITO electro-conductive glass.
Preferably, the ITO electro-conductive glass is set as ITO plating level towards the side of the conductive double sided adhesive tape.
Preferably, the conductive double sided adhesive tape is anisotropic conductive adhesive paste, and the two sides of the anisotropic conductive adhesive paste are adhered to respectively
The ITO plating level and the second electric conductor.
Preferably, second electric conductor include be separately positioned on the upper and lower edge of the insulating layer and series connection
Metal conductive film.
Preferably, the insulating layer is transparent silicon dioxide insulating layer.
Preferably, first electric conductor is around the inside for being embedded at the insulating layer.
According to the above technical scheme, by setting insulating layer in the utility model, by the first electric conductor and the second electric conductor
The two sides of insulating layer are separately positioned on, the first electric conductor and the second electric conductor are respectively mutually independent electric conductor, after energization
There is electric current to pass through on one electric conductor and the second electric conductor, the first electric conductor is due to being self-existent, the meeting after electric current passes through
Itself heat production, according to it along the arrangement of insulating layer circumferential annular, heat is for providing the compensating action on periphery, the second electric conductor
On the one hand it on the other hand can be connected by conductive double sided adhesive tape with electro-conductive glass with self-heating, so that having electricity on electro-conductive glass
Stream passes through, and then heat can be also generated on electro-conductive glass, and heat caused by electro-conductive glass is whole region, it is contemplated that periphery dissipates
It is hot very fast, play the role of compensation on periphery using heat caused by the first electric conductor.Circuit control module can pass through inspection
The temperature information of samples temperature sensor feedback is surveyed to control the heating power consumption of heating layer.Therefore, it is not needing to improve by the
In the case where two conductor currents, it can largely improve liquid crystal display periphery and radiate too fast problem.
Other feature and advantage of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following
Specific embodiment be used to explain the utility model together, but do not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of liquid crystal display in the utility model；
Fig. 2 is the overall structure diagram of liquid crystal screen component in the utility model；
Fig. 3 is the overall structure diagram of heating layer in the utility model；
Fig. 4 is the schematic partial cross-sectional view that flexible-belt is heated in the utility model；
Fig. 5 is that flexible-belt is heated in the utility model backwards to the view of electro-conductive glass side；
Fig. 6 is heating view of the flexible-belt towards electro-conductive glass side in the utility model.
Description of symbols
1 liquid crystal screen component, 2 optics back light system
The outer frame shell of 3 circuit control module 4
Shield 11 liquid crystal display of window glass before 10
12 heating layer, 120 electro-conductive glass
121 heating 122 conductive double sided adhesive tapes of flexible-belt
1210 first electric conductor, 1211 insulating layer
1212 second electric conductors
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In the present invention, in the absence of explanation to the contrary, term is included in " up and down, inside and outside front and back " etc.
In the noun of locality only represent orientation of the term under normal service condition, or be those skilled in the art understand that be commonly called as, and
It is not construed as the limitation to the term.
Referring to the liquid crystal display of high efficiency heating compensation shown in Fig. 1-6, the liquid crystal display include: indication mechanism and
Outer frame shell 4, the edge of the indication mechanism are embedded in the outer frame shell 4, and the indication mechanism is from front to back successively
Including liquid crystal screen component 1, optics back light system 2 and circuit control module 3；The liquid crystal screen component 1 is certainly towards the optical back
Shield window glass 10, liquid crystal display 11 and heating layer 12, the heating layer 12 and institute before successively including: in the direction of photosystem 2
It states and is provided with temperature sensor between optics back light system 2；Wherein, the heating layer 12 include: electro-conductive glass 120, heating it is soft
Property band 121 and conductive double sided adhesive tape 122, the electro-conductive glass 120 and heating flexible-belt 121 are stained with are connected to the conductive double sided adhesive tape respectively
122 two sides, and the electro-conductive glass 120 is located at close to the side of the optics back light system 2；The heating flexible-belt 121
It include: insulating layer 1211, the insulating layer 1211 is embedded with first around its edge backwards to the side of the electro-conductive glass 120 and leads
Electric body 1210, the insulating layer 1211 are embedded with the second electric conductor 1212 towards the side of the electro-conductive glass 120, and described second
Electric conductor 1212 is electrically connected to the electro-conductive glass 120 by the conductive double sided adhesive tape 122；First electric conductor 1210,
Two electric conductors 1212 and temperature sensor are electrically connected to the circuit control module 3.
Through the implementation of the above technical solution, by the way that insulating layer 1211 is arranged, the first electric conductor 1210 and second is conductive
Body 1212 is separately positioned on the two sides of insulating layer 1211, and the first electric conductor 1210 and the second electric conductor 1212 are respectively mutually indepedent
Electric conductor, there is electric current to pass through on the first electric conductor 1210 and the second electric conductor 1212 after energization, the first electric conductor 1210 by
Then self-existent, itself heat production is understood after electric current passes through, according to it along the arrangement of 1211 circumferential annular of insulating layer, heat
For providing the compensating action on periphery, the second electric conductor 1212 on the one hand can be with self-heating, on the other hand by conductive two-sided
Glue 122 and electro-conductive glass 120 connect, so that passing through on electro-conductive glass 120 with electric current, and then can also produce on electro-conductive glass 120
Heat amount, heat caused by electro-conductive glass 120 are whole region, it is contemplated that periphery heat dissipation is very fast, uses the first electric conductor
Heat caused by 1210 plays the role of compensation on periphery.Circuit control module 3 can be by detecting samples temperature sensor
The temperature information of feedback controls the heating power consumption of heating layer 12.Therefore, it is not needing to improve the feelings for passing through the second conductor current
Under condition, it can largely improve liquid crystal display periphery and radiate too fast problem.First electric conductor 1210 and the second electric conductor
1212 can connect by the way that lead-out wire is rear in parallel or series with circuit control module 3.
In this embodiment, in order to make electro-conductive glass 120 or preferably heat production effect, so that heat production is more equal
Weighing apparatus, it is preferable that the electro-conductive glass 120 is ITO electro-conductive glass 120.The sheet resistance value of ITO electro-conductive glass 120 is according to actual product
It needs to be selected accordingly.
In this embodiment, in order to further such that ITO electro-conductive glass 120 electrically connect with conductive double sided adhesive tape 122
It connects, convenient for the heat production of ITO electro-conductive glass 120, it is preferable that the ITO electro-conductive glass 120 is towards the conductive double sided adhesive tape 122
Side is set as ITO plating level.
In this embodiment, in order to enable conductive double sided adhesive tape 122 has better conductive effect, it is preferable that described to lead
Electric double-sided adhesive 122 is anisotropic conductive adhesive paste, and the two sides of the anisotropic conductive adhesive paste are adhered to the ITO plating level and second respectively
Electric conductor 1212.
In this embodiment, in order not to blocking the irradiation of 2 light beam of optics back light system, it is preferable that described second is conductive
Body 1212 includes being separately positioned on the upper and lower edge of the insulating layer 1211 and series connection metal conductive film.
In this embodiment, in order to obtain better insulation effect, and there is excellent permeability, it is preferable that institute
Stating insulating layer 1211 is transparent silicon dioxide insulating layer.
In this embodiment, in order to avoid the first electric conductor 1210 and external electrical contact, it is preferable that described first leads
Electric body 1210 is around the inside for being embedded at the insulating layer 1211.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
Detail in above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of simple variants, these simple variants belong to the protection scope of the utility model.
It is further to note that specific technical features described in the above specific embodiments, in not lance
It in the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the utility model is to each
No further explanation will be given for the possible combination of kind.
In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (7)
1. a kind of liquid crystal display of high efficiency heating compensation, which is characterized in that the liquid crystal display include: indication mechanism and
Outer frame shell (4), the edge of the indication mechanism is embedded in the outer frame shell (4), and the indication mechanism is from front to back
It successively include liquid crystal screen component (1), optics back light system (2) and circuit control module (3)；
The liquid crystal screen component (1) shields window glass from before successively including: towards the direction of the optics back light system (2)
(10), liquid crystal display (11) and heating layer (12) are provided between the heating layer (12) and the optics back light system (2)
Temperature sensor；Wherein,
The heating layer (12) includes: electro-conductive glass (120), heats flexible-belt (121) and conductive double sided adhesive tape (122), described to lead
The two sides for being connected to the conductive double sided adhesive tape (122), and the conductive glass are stained in electric glass (120) and heating flexible-belt (121) respectively
Glass (120) is located at close to the side of the optics back light system (2)；
The heating flexible-belt (121) includes: insulating layer (1211), and the insulating layer (1211) is backwards to the electro-conductive glass
(120) side is embedded with the first electric conductor (1210) around its edge, and the insulating layer (1211) is towards the electro-conductive glass
(120) side is embedded with the second electric conductor (1212), and second electric conductor (1212) passes through the conductive double sided adhesive tape (122)
It is electrically connected to the electro-conductive glass (120)；
First electric conductor (1210), the second electric conductor (1212) and temperature sensor are electrically connected to the circuit control mould
Block (3).
2. the liquid crystal display of high efficiency heating compensation according to claim 1, which is characterized in that the electro-conductive glass
(120) it is ITO electro-conductive glass (120).
3. the liquid crystal display of high efficiency heating compensation according to claim 2, which is characterized in that the ITO conduction glass
Glass (120) is set as ITO plating level towards the side of the conductive double sided adhesive tape (122).
4. the liquid crystal display of high efficiency heating compensation according to claim 3, which is characterized in that the conductive double sided adhesive tape
It (122) is anisotropic conductive adhesive paste, the two sides of the anisotropic conductive adhesive paste are adhered to the ITO plating level and the second electric conductor respectively
(1212)。
5. the liquid crystal display of high efficiency heating compensation according to claim 1, which is characterized in that second electric conductor
It (1212) include metal conductive film that be separately positioned on the upper and lower edge of the insulating layer (1211) and series connection.
6. the liquid crystal display of high efficiency heating compensation according to claim 1 or 5, which is characterized in that the insulating layer
It (1211) is transparent silicon dioxide insulating layer.
7. the liquid crystal display of high efficiency heating compensation according to claim 1, which is characterized in that first electric conductor
(1210) around the inside for being embedded at the insulating layer (1211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377542.9U CN209486423U (en) | 2019-03-22 | 2019-03-22 | The liquid crystal display of high efficiency heating compensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377542.9U CN209486423U (en) | 2019-03-22 | 2019-03-22 | The liquid crystal display of high efficiency heating compensation |
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| Publication Number | Publication Date |
|---|---|
| CN209486423U true CN209486423U (en) | 2019-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920377542.9U Active CN209486423U (en) | 2019-03-22 | 2019-03-22 | The liquid crystal display of high efficiency heating compensation |
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| Country | Link |
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| CN (1) | CN209486423U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111613733A (en) * | 2020-05-27 | 2020-09-01 | 安徽熙泰智能科技有限公司 | Temperature-adaptive reliable Micro OLED display structure and preparation method thereof |
-
2019
- 2019-03-22 CN CN201920377542.9U patent/CN209486423U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111613733A (en) * | 2020-05-27 | 2020-09-01 | 安徽熙泰智能科技有限公司 | Temperature-adaptive reliable Micro OLED display structure and preparation method thereof |
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