CN109633955B - Liquid crystal display with edge automatic recovery function - Google Patents
Liquid crystal display with edge automatic recovery function Download PDFInfo
- Publication number
- CN109633955B CN109633955B CN201811409222.3A CN201811409222A CN109633955B CN 109633955 B CN109633955 B CN 109633955B CN 201811409222 A CN201811409222 A CN 201811409222A CN 109633955 B CN109633955 B CN 109633955B
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- Prior art keywords
- controller
- protective sleeve
- liquid crystal
- contactor
- heating element
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
Abstract
The application provides a liquid crystal display with an automatic edge recovery function, which comprises an upper substrate, an upper conducting layer, a liquid crystal layer, a lower conducting layer and a lower substrate which are sequentially arranged, wherein the upper substrate and the lower substrate are adhered and fixed through sealant to form a box body; the side wall of the box body is sleeved with a protective sleeve made of memory alloy, a strip-shaped heating element is arranged between the protective sleeve and the side wall of the box body, and the protective sleeve is made of memory alloy material. The liquid crystal display is used for intelligent equipment, the battery can give off heat in the use of intelligent equipment, the battery compartment of intelligent equipment is last to be attached with a fin corresponding with battery compartment area, the fin passes through heat conducting element with heating element and is connected, heat conducting element is used for giving heating element with the heat transfer on the fin, heating element heats the protective sheath to for the protective sheath provides the heat energy that can resume deformation.
Description
Technical Field
The application relates to the technical field of liquid crystal display screens, in particular to a liquid crystal display screen with an automatic edge recovery function.
Background
The prior liquid crystal display screen mostly adopts a glass substrate, and the glass has high brittleness, low flexural strength and low hardness, and the edge transition surface is easy to crack and damage after being subjected to external force.
Whereas the deformation behavior of a common metal material includes both elastic deformation and plastic deformation, when it is plastically deformed, the change in shape and size of the metal material itself is permanent and unrecoverable. Unlike the plastic deformation of a common metal material, the memory alloy can generate recoverable plastic deformation when the memory alloy is subjected to external load, wherein recoverable means that the deformed memory alloy is moderately heated after the external load is removed, the plastic deformation can disappear, and finally the shape of the memory alloy is recovered to a shape when the master phase is recovered.
Disclosure of Invention
Aiming at the defects in the prior art, the application provides a liquid crystal screen with an edge automatic recovery function, wherein a protective sleeve made of a memory alloy is arranged on the side wall of a box body, and heat released by a battery is utilized to provide heat energy capable of recovering deformation for the protective sleeve.
The application provides a liquid crystal display with an automatic edge recovery function, which comprises an upper substrate, an upper conducting layer, a liquid crystal layer, a lower conducting layer and a lower substrate which are sequentially arranged, wherein the upper substrate and the lower substrate are adhered and fixed through sealant to form a box body; the side wall of the box body is sleeved with a protective sleeve made of memory alloy, a thin strip-shaped heating element is arranged between the protective sleeve and the side wall of the box body, and the heating element is used for heating the deformed protective sleeve so as to recover the original shape and structure of the protective sleeve; the intelligent device battery compartment also comprises a heat conducting element, wherein the heat conducting element is connected with the heat radiating fin on the intelligent device battery compartment, and the heat conducting element is used for transferring heat on the heat radiating fin to the heating element.
Further, the heating element is a heat conducting sheet.
Further, the heating element is a resistance wire; the thermoelectric conversion unit is formed by connecting two different materials of P type and N type to form a PN junction, one end of the PN junction is connected with the radiating fin, and the other end of the PN junction is connected with the refrigerating element; one end of the thermoelectric conversion unit connected with the refrigerating element is a low-temperature end, one end of the thermoelectric conversion unit connected with the radiating fin is a high-temperature end, the concentration of electrons of P-type materials at the low-temperature end is lower than that at the high-temperature end, and electrons diffuse from the high-temperature end to the low-temperature end to form electromotive force, so that heat energy is converted into electric energy; a plurality of the heat energy conversion units are connected in series to form a thermoelectric conversion module; the thermoelectric conversion module transmits electric energy to the storage unit, and the storage unit stores the electric energy and provides electric energy for the resistance wire.
Further, the thermoelectric conversion module is connected with the energy storage device, the energy storage device is a capacitor, the capacitor is connected with an inductor in series, the capacitor, the inductor and the resistance wire are connected in series to form a loop, the inductor is connected with a contactor in parallel, the contactor is connected with the controller, the contactor is a normally open contactor and is used for receiving signals of the controller, and when the controller sends closing signals to the contactor, the contactor is closed, and the capacitor discharges.
Further, a pressure sensing sheet is attached to the protective sleeve and connected with the controller, an input module is further connected to the controller, a pressure standard threshold value is input to the controller through the input module, the pressure sensing sheet detects a pressure value on the memory alloy and transmits the pressure value to the controller, the controller compares the detected pressure value with the pressure standard threshold value, and when the pressure value exceeds the pressure standard threshold value, the controller controls the contactor to be closed, and electric energy is provided for the heating wire.
According to the technical scheme, the beneficial effects of the application are as follows:
the application provides a liquid crystal display with an edge automatic recovery function, which comprises an upper substrate, an upper conducting layer, a liquid crystal layer, a lower conducting layer and a lower substrate which are sequentially arranged, wherein the upper substrate and the lower substrate are adhered and fixed through sealant to form a box body; the side wall of the box body is sleeved with a protective sleeve made of memory alloy, a strip-shaped heating element is arranged between the protective sleeve and the side wall of the box body, and the protective sleeve is made of memory alloy material. The liquid crystal display is used for intelligent equipment, the battery can give off heat in the use of intelligent equipment, the battery compartment of intelligent equipment is last to be attached with a fin corresponding with battery compartment area, the fin passes through heat conducting element with heating element and is connected, heat conducting element is used for giving heating element with the heat transfer on the fin, heating element heats the protective sheath to for the protective sheath provides the heat energy that can resume deformation.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of a liquid crystal display with an edge automatic recovery function according to the present application.
Fig. 2 is a schematic diagram of a control principle of a liquid crystal display with an edge automatic recovery function according to the present application.
Reference numerals:
1-upper substrate, 2-upper conductive layer, 3-liquid crystal layer, 4-lower conductive layer, 5-lower substrate, 6-sealant, 7-protective sleeve, 8-heating element, 9-battery compartment, 10-radiating fin, 11-heat conducting element, R-resistance wire, C-capacitor, L-inductor and K-contactor.
Description of the embodiments
Embodiments of the technical scheme of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present application, and thus are merely examples, and are not intended to limit the scope of the present application.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs.
Please refer to fig. 1-2. The liquid crystal display with the automatic edge recovery function comprises an upper substrate 1, an upper conductive layer 2, a liquid crystal layer 3, a lower conductive layer 4 and a lower substrate 5 which are sequentially arranged, wherein the upper substrate 1 and the lower substrate 5 are adhered and fixed through a sealant 6 to form a box body; the box body side wall cover is equipped with the protective sheath 7 that memory alloy made, still is provided with thin banding heating element 8 between protective sheath 7 and the box body side wall, and protective sheath 7 is the memory alloy material, and heating element 8 is used for heating the protective sheath 7 after the deformation in order to resume the original shape structure of protective sheath.
The protective sleeve is made of a memory alloy of NiTi or CuMn martensitic material, and the protective sleeve 7 embeds the side wall of the case inside. Because the protective sheath is the memory alloy material, receive external force deformation when the protective sheath, and after external force got rid of, heat through the heat conduction element between protective sheath and the box body to make the protective sheath resume original shape structure, make the LCD screen edge have the automatic function of recovering, effectively improve the LCD screen and collide with the protection effect.
The LCD screen is used for intelligent device, and intelligent device can give off heat at the battery in the use, and the battery compartment of intelligent device is last to be attached with one and battery compartment 9 area corresponding fin 10, and fin 10 passes through heat conduction element 11 with heating element 8 to be connected, and heat conduction element 11 is used for giving heating element 8 with the heat transfer on the fin 10, and heating element 8 heats protective sheath 7 to for protective sheath 7 provides the heat energy that can resume the deformation.
When the heating element is a heat conducting fin, heat emitted by the battery of the intelligent device is utilized through heat transfer, and heat energy is provided for heating the protective sleeve.
When the heating element is a resistance wire R, the heating element further comprises a thermoelectric conversion unit, wherein the thermoelectric conversion unit is formed by connecting two different materials of P type and N type, one end of the thermoelectric conversion unit is connected with the radiating fin, and the other end of the thermoelectric conversion unit is connected with the refrigerating element; the end of the thermoelectric conversion unit connected with the refrigerating element is a low-temperature end, the end of the thermoelectric conversion unit connected with the radiating fin is a high-temperature end, the concentration of electrons of P-type materials at the low-temperature end is lower than that at the high-temperature end, the electrons can diffuse from the high-temperature end to the low-temperature end under the driving of a concentration gradient, and electromotive force can appear when the electrons move, so that heat energy is converted into electric energy. A plurality of heat energy conversion units are connected in series to form a thermoelectric conversion module, and the heat energy is converted into electric energy through the thermoelectric generation principle. The thermoelectric conversion module is arranged on the rear cover of the intelligent device.
The thermoelectric conversion module is connected with the energy storage device, the energy storage device is a capacitor C, an inductor L is connected in series with the capacitor C, the inductor L and a resistance wire R are connected in series to form a loop, a contactor K is connected in parallel with the inductor L, the contactor K is connected with the controller, the contactor is a normally open contactor and is used for receiving signals of the controller, and when the controller sends closing signals to the contactor, the contactor is closed, and the capacitor discharges.
The pressure sensing piece is attached to the protective sleeve and connected with the controller, the controller is connected with the switch of the electric heating wire, the controller is also connected with the input module, the pressure standard threshold value is input to the controller through the input module, the pressure sensing piece detects the pressure value on the memory alloy and transmits the pressure value to the controller, the controller compares the detected pressure value with the pressure standard threshold value, and when the pressure value exceeds the pressure standard threshold value, the controller controls the contactor to be closed, the capacitor C discharges, and electric energy is supplied to the heating wire R.
The thermoelectric conversion unit is connected with the energy storage device, and the energy storage device is a capacitor and is used for storing electric energy formed by the thermoelectric conversion module. The nickel-titanium alloy has different crystal structures at the temperature of more than 40 ℃ and less than 40 ℃, and in the discharging process of the existing smart phone battery, the temperature of the battery can be increased to 30-50 ℃, and the smart phone is placed between 16-22 ℃ and is an ideal temperature zone.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application, and are intended to be included within the scope of the appended claims and description.
Claims (3)
1. The liquid crystal display with the automatic edge recovery function is characterized by comprising an upper substrate (1), an upper conductive layer (2), a liquid crystal layer (3), a lower conductive layer (4) and a lower substrate (5) which are sequentially arranged, wherein the upper substrate (1) and the lower substrate (5) are adhered and fixed through a sealant (6) to form a box body; the side wall of the box body is sleeved with a protective sleeve (7) made of memory alloy, the protective sleeve (7) is made of memory alloy made of NiTi or CuMn martensitic material, and the protective sleeve (7) embeds the side wall of the box body; a strip-shaped heating element (8) is further arranged between the protective sleeve (7) and the side wall of the box body, and the heating element (8) is used for heating the deformed protective sleeve so as to recover the original shape and structure of the protective sleeve;
the heating element (8) is a resistance wire (R); the thermoelectric conversion unit is formed by connecting two different materials of P type and N type to form a PN junction, one end of the PN junction is connected with the radiating fin, and the other end of the PN junction is connected with the refrigerating element; one end of the thermoelectric conversion unit connected with the refrigerating element is a low-temperature end, one end of the thermoelectric conversion unit connected with the radiating fin is a high-temperature end, the concentration of electrons of P-type materials at the low-temperature end is lower than that at the high-temperature end, and electrons diffuse from the high-temperature end to the low-temperature end to form electromotive force, so that heat energy is converted into electric energy; a plurality of the heat energy conversion units are connected in series to form a thermoelectric conversion module; the thermoelectric conversion module transmits electric energy to the storage unit, and the storage unit stores the electric energy and provides electric energy for the resistance wire;
the intelligent device is characterized by further comprising a heat conducting element (11), wherein the heat conducting element (11) is connected with a radiating fin (10) on the battery compartment (9) of the intelligent device, and the heat conducting element (11) is used for transferring heat on the radiating fin (10) to the heating element (8).
2. The liquid crystal display with the automatic edge recovery function according to claim 1, wherein the thermoelectric conversion module is connected with the energy storage device, the energy storage device is a capacitor (C), an inductor (L) is connected in series with the capacitor (C), the inductor (L) and the resistance wire (R) are connected in series to form a loop, the inductor (L) is connected with a contactor (K) in parallel, the contactor (K) is connected with the controller, the contactor (K) is a normally open contactor and is used for receiving signals of the controller, and when the controller sends closing signals to the contactor, the contactor (K) is closed, and the capacitor (C) discharges.
3. The liquid crystal display with the automatic edge recovery function according to claim 2, wherein a pressure sensing piece is attached to the protective sleeve, the pressure sensing piece is connected with the controller, an input module is further connected to the controller, a pressure standard threshold value is input to the controller through the input module, the pressure sensing piece detects a pressure value on the memory alloy and transmits the pressure value to the controller, the controller compares the detected pressure value with the pressure standard threshold value, and when the pressure value exceeds the pressure standard threshold value, the controller controls the contactor (K) to be closed to supply electric energy for the heating wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811409222.3A CN109633955B (en) | 2018-11-23 | 2018-11-23 | Liquid crystal display with edge automatic recovery function |
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| CN201811409222.3A CN109633955B (en) | 2018-11-23 | 2018-11-23 | Liquid crystal display with edge automatic recovery function |
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| CN109633955A CN109633955A (en) | 2019-04-16 |
| CN109633955B true CN109633955B (en) | 2023-09-29 |
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| CN110908184B (en) * | 2019-11-14 | 2021-06-01 | Tcl华星光电技术有限公司 | Backlight module and preparation method thereof |
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| CN109633955A (en) | 2019-04-16 |
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