CN206961460U - Display - Google Patents
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- CN206961460U CN206961460U CN201720539789.7U CN201720539789U CN206961460U CN 206961460 U CN206961460 U CN 206961460U CN 201720539789 U CN201720539789 U CN 201720539789U CN 206961460 U CN206961460 U CN 206961460U
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- display screen
- display
- thermally conductive
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- conductive sheet
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
A kind of display is the utility model is related to, including：Display screen and shell, display screen have rectangular configuration, and shell is coated on the outside of display screen；Shell includes thermally conductive sheet and shell body, shell body includes housing backboard and four housing side plates, housing backboard has rectangular configuration, four housing side plates are connected to four sides of housing backboard, and connection inner side forms accommodating cavity to four housing side plates from beginning to end successively, display screen is arranged in accommodating cavity, and the quantity of thermally conductive sheet is four, four thermally conductive sheets are attached at four sides of display screen respectively, and four thermally conductive sheets are connected to the inner side of four housing side plates backwards to the one side of display screen respectively.The thermally conductive sheet that shell is set can quickly absorb the heat of display screen, and shell body is conducted heat to, heat is distributed to outside by shell body, the heat build-up of display screen is avoided and causes temperature too high, effectively improve radiating efficiency, the service life of prolonged display.
Description
Technical field
It the utility model is related to technical field of LED display, more particularly to display.
Background technology
With the continuous development of LED (Light Emitting Diode, light emitting diode) Display Technique, what LED was shown
Using more and more extensive.The fields such as LED intelligent liquid-crystal TVs, LED liquid crystal advertisement screens, intelligent board are obtained for considerable hair
Exhibition.
In order to save space, it is easy to carry, traditional LED intelligent liquid-crystals TV, LED liquid crystal advertisements screen, intelligent board
The thickness of these displays is then more and more frivolous, and then brings another problem therewith, because the thickness of display reduces, makes
The inner space of display reduces, the gap between each electronic component reduces, and so, the heat for being unfavorable for display dissipates
Send out, the heat between each electronic component is easily accumulated, and easily causes display overheat, influences the service life of display.
Utility model content
Based on this, it is necessary to it is more and more for traditional display function, and thickness is then more and more frivolous, causes to show
Device inner space reduces, and gap reduces between electronic component, and the heat between electronic component is easily accumulated, and easily causes display
Overheat, the defects of influenceing the service life of display, there is provided a kind of display.
A kind of display, including：Display screen and shell, the display screen have rectangular configuration, and the shell is coated on institute
State the outside of display screen；
The shell includes thermally conductive sheet and shell body, and the shell body includes housing backboard and four housing side plates, institute
Stating housing backboard has rectangular configuration, and four housing side plates are connected to four sides of the housing backboard, and four institutes
Stating housing side plate, connection inner side forms accommodating cavity from beginning to end successively, and the display screen is arranged in the accommodating cavity, the thermally conductive sheet
Quantity be four, four thermally conductive sheets are attached at four sides of the display screen respectively, and four thermally conductive sheets back ofs the body
It is connected to the inner side of four housing side plates respectively to the one side of the display screen.
Further, the thickness of the thermally conductive sheet is 1mm~2.5mm.
Further, the thickness of the thermally conductive sheet is 1.2mm~2mm.
Further, the thickness of the thermally conductive sheet is 1.5mm.
Further, each thermally conductive sheet is mutually isolated.
Further, it is provided with heat conductive isolation sheet between thermally conductive sheet described in each two.
Further, connected between thermally conductive sheet described in each two by the heat conductive isolation sheet.
Aforementioned display device, the thermally conductive sheet that shell is set can quickly absorb the heat of display screen, and conduct heat to shell
Body, heat is distributed to outside by shell body, the heat build-up of display screen is avoided and causes temperature too high, effectively improve scattered
The thermal efficiency, the service life of prolonged display.
Brief description of the drawings
Figure 1A is the module frame chart of the display of an embodiment；
Figure 1B is the module frame chart of the display of another embodiment；
Fig. 1 C are the module frame chart of the display of another embodiment；
Fig. 2 is the cross-sectional view of the display of an embodiment；
Fig. 3 is a direction plane structural representation of the display of an embodiment；
Fig. 4 is the part section structural representation of the display of another embodiment；
Fig. 5 is the cross-sectional view of the display of an embodiment；
Fig. 6 is the housing backboard of an embodiment and a direction structure schematic diagram of heat transfer piece；
Fig. 7 is the display screen of an embodiment and the part section structural representation of backlight module；
Fig. 8 is the planar structure schematic diagram of the display panel of an embodiment.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can come in fact in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
Open the understanding more thorough and comprehensive of content.
As shown in Figure 1A, a kind of display 10 of an embodiment, including：Control module 110, PWM (Pulse Width
Modulation, pulse width modulation) drive module, backlight module 130, power supply module 140 and display screen 150, the control
Module 110 is connected with the PWM drive modules 120 and the display screen 150 respectively, the PWM drive modules 120 with it is described
Backlight module 130 connects, the power supply module 140 and the control module 110, the backlight module 130 and the display
The connection of screen 150；The power supply module 140 includes current rectifying and wave filtering circuit 141, power factor correction circuit 142, resonant control circuit
143 and accessory power supply submodule 144, the current rectifying and wave filtering circuit 141 is used to be connected with power supply, the current rectifying and wave filtering circuit
141st, the power factor correction circuit 142 and the resonant control circuit 143 are sequentially connected, the resonant control circuit
143 are connected with the accessory power supply submodule 144, the resonant control circuit 143 also respectively with the backlight module 130 and
The display screen 150 is connected, and the accessory power supply submodule 144 is connected with the display screen 150；The current rectifying and wave filtering circuit
141 are used to carry out rectifying and wave-filtering to the electric current of the power supply；The power factor correction circuit 142 is used for by rectifying and wave-filtering
The electric current afterwards carries out Active PFC；The resonant control circuit 143 is used to carry out voltage stabilizing to the electric current and exported
To the backlight module 130 and the display screen 150；The generation of the control module 110 light modulation parameter, and the light modulation is joined
Number is sent to the PWM drive modules 120；The PWM drive modules 120 are used for according to the parameter that dims to the backlight mould
The output drive signal of block 130；The backlight module 130 is used to be worked according to the drive signal；The accessory power supply submodule
144 are used to power to the display screen 150 after the resonant control circuit 143 power-off.
Specifically, externally fed power supply outside the power supply being connected in the present embodiment with current rectifying and wave filtering circuit 141, outside power supply
The alternating current of power supply is exported to power factor correction circuit 142 after the rectifying and wave-filtering of current rectifying and wave filtering circuit 141, power because
Plain correcting circuit 142 exports voltage stabilization to resonant control circuit 143, and resonant control circuit 143 is to display screen 150 and carries on the back
Optical module 130 exports electric energy, is powered for display screen 150 and backlight module 130 so that display screen 150 and backlight module 130
Work.
Specifically, in the operating condition, display screen 150 receives the electric current exported by rectifying and wave-filtering and voltage stabilizing, carries out
It has been shown that, display image picture, and backlight module 130 is worked, and backlight is provided for display screen 150.When in holding state, resonance
Control circuit 143 no longer exports electric energy to backlight module 130 and display screen 150, and resonant control circuit 143 is in unloaded shape
State, now display screen 150 is powered by accessory power supply submodule 144, avoid the no-load consumption electric energy of resonant control circuit 143, have
Effect reduces the electric energy for control circuit no-load consumption of shaking, and effectively reduces the energy consumption of display screen 150, is easy to the length of display screen 150
Time uses.
For example, the accessory power supply submodule 144 is battery back-up module, and for example, for example, the accessory power supply submodule 144
For being connected with the power supply of outside, the accessory power supply submodule 144 is used to provide dc source for display screen 150, in display screen
150 be that display screen 150 provides electric energy when standby.
In order to realize the detection of the Light Condition to resonant control circuit 143, in one embodiment, as shown in Figure 1B,
The power supply module 140 also includes detection sub-module 145, and the detection sub-module 145 connects with the resonant control circuit 143
Connect, for detecting whether the resonant control circuit 143 is powered, when the resonant control circuit 143 is not powered on, output starts
Signal；The accessory power supply submodule 144 is used to be powered to the display screen 150 according to the enabling signal.For example, the detection
Submodule 145 is used for the load for detecting resonant control circuit 143, it should be understood that the load to circuit carries out detection and belonged to
Prior art, the circuit structure of the detection sub-module 145 does not make burdensome elaboration in the present embodiment, right by detection sub-module 145
The loading condition of resonant control circuit 143 is detected, and carries out the power supply control to display screen 150, energy according to testing result
It is enough that display screen 150 is powered in time, further reduce the electric energy for control circuit no-load consumption of shaking.
Specifically, in one embodiment, the accessory power supply submodule 144 directly can connect with the detection sub-module 145
Connect, receive the enabling signal of detection sub-module 145, powered according to enabling signal to display screen 150, in further embodiment
In or be controlled come the conducting to accessory power supply submodule 144 by control module 110, for example, referring again to
Figure 1B, the detection sub-module 145 and the accessory power supply submodule 144 are connected with the control module 110 respectively, described
Detection sub-module 145 is used for when the resonant control circuit 143 is not powered on, and enabling signal is exported to the control module 110,
The control module 110 is used for after the enabling signal is received, and controls the accessory power supply submodule 144 to the display
The power supply of screen 150.In the present embodiment, it is controlled by conducting of the control module 110 to accessory power supply submodule 144 so that control
System is more accurate.
In order to realize the luminous of display screen 150, it is necessary to which backlight module 130, which is display screen 150, provides backlight, due to backlight mould
Block 130 is connected with display screen 150 with resonant control circuit 143, when resonant control circuit 143 is in Light Condition, is not only shown
Display screen 150 is in holding state, and backlight module 130 is also at stop working state, that is, non-light emitting state.
In one embodiment, the backlight module 130 includes light emitting diode, for example, the backlight module 130 includes
Some light emitting diodes, for example, each diode rectangular array is distributed.For example, the PWM drive modules 120 are specifically used for root
The drive signal of default dutycycle is exported to the backlight module 130 according to the light modulation parameter, the drive signal is used to drive
Each backlight module 130 works.Specifically, the PWM drive modules 120 are used for light emitting diode output pulse signal, should
The dutycycle of pulse signal is bigger, then its pulse signal has significant level accounting bigger so that light emitting diode is in a pulse
Fluorescent lifetime in cycle is longer, so so that the luminosity of light emitting diode is bigger, conversely, the dutycycle of pulse signal
Smaller, then the luminosity of light emitting diode is smaller.For example, the light modulation parameter and the dutycycle of pulse signal be into positive correlation, because
This, by the pulse signal of light modulation state modulator PWM drive modules 120, can control the luminosity of the light emitting diode, enter
And control the brightness of backlight module 130.
In order to obtain the light modulation parameter more matched with image, to cause backlight effect more preferably, for example, as shown in Figure 1 C,
Display 10 also includes image module 160, and described image module 160 is used to obtain image, parses described image, obtain the figure
As the color range on multiple viewing areas, color range corresponding to each viewing area is sent to control module 110, it is described
Control module 110 is used to dim parameter according to the generation of the color range of each viewing area is corresponding with each viewing area.For example, the tune
Color range corresponding to optical parameter and the default dutycycle of the drive signal are inversely proportional, and specifically, color range value is bigger, then pixel is bright
Degree is bigger, and because in the present embodiment, color range is inversely proportional with default dutycycle, it is, the color range of a viewing area of image
Value is bigger, then it is smaller to preset dutycycle, then the brightness of corresponding backlight module 130 is smaller, and then the image is being shown
Brightness in region reduces, and the color range of a viewing area of image value is smaller, then it is bigger to preset dutycycle, then the corresponding back of the body
The brightness of optical module 130 is bigger, and then causes brightness increase of the image in viewing area, so, the big viewing area of color range
The backlight illumination in domain reduces, and color guards against the backlight illumination increase of small viewing area, and then the brightness of each viewing area is obtained
It is balanced so that the Luminance Distribution of the display screen 150 is more uniformly distributed, and then causes the display effect of display screen 150 more preferably.
In the present embodiment, image module 160 parses according to the image to exporting to display screen 150, obtains display screen
Color range corresponding to each viewing area on 150, for example, the color range is color range value, the color range value is used to represent what display screen 150 was shown
Color, in other words, the color range value are used for the color for representing image, and the color range value is bigger, then its face shown on display screen 150
Color is deeper, then its " brightness " in visual effect is higher, therefore, in order that obtaining the brightness for the image that display screen 150 is shown more
For equilibrium, in the present embodiment, light-adjusting module generates corresponding light modulation parameter according to the color range of each viewing area of display screen 150, and
The light modulation parameter is exported to PWM drive modules 120, PWM drive modules 120 are according to the light modulation work of driving parameter backlight module 130
Make so that the backlight of display screen 150 can be adjusted according to the brightness in each region of image so that the brightness of display screen 150
Adjustment is more convenient, and the display effect of image is more preferably, effectively avoids image local brightness excessive and influences user's viewing.
In one embodiment, as shown in Figure 1, there is provided a kind of display 10, including：Control module 110, image module
160th, power supply module 140 and display screen 150, the control module 110 respectively with described image module 160 and the display screen
150 connections, described image module 160 is connected with the display screen 150, the power supply module 140 and the control module 110,
The backlight module 130 and the display screen 150 connect, and the display screen 150 is provided with indicator lamp；The power supply module
140 include current rectifying and wave filtering circuit 141, power factor correction circuit 142, resonant control circuit 143 and accessory power supply submodule
144, the current rectifying and wave filtering circuit 141 is used to be connected with power supply, the current rectifying and wave filtering circuit 141, Active PFC electricity
Road 142 and the resonant control circuit 143 are sequentially connected, the resonant control circuit 143 and the accessory power supply submodule
144 connections, the resonant control circuit 143 is also connected with the display screen 150, the accessory power supply submodule 144 with it is described
Display screen 150 connects；The current rectifying and wave filtering circuit 141 is used to carry out rectifying and wave-filtering to the electric current of the power supply；The power because
Plain correcting circuit 142 is used to carry out Active PFC to the electric current after rectifying and wave-filtering；The resonant control circuit
143 are used to carry out voltage stabilizing to the electric current and export to the display screen 150；The control module 110 is used to control the figure
As module 160 works；Described image module 160 is used to receive image information, parses described image information, generates picture signal,
The display screen 150 is driven to be shown according to described image signal；The display screen 150 is used to be entered according to described image signal
Row display, it is additionally operable to receive the current work of the resonant control circuit 143；The accessory power supply submodule 144 is used in institute
State the indicator lamp power supply that resonant control circuit 143 powers off the backward display screen 150；The indicator lamp is used for described auxiliary
Help under the power supply of power supply submodule 144 and work.
Specifically, image is the image that display screen 150 is shown, the display image is the frame figure shown on display screen 150
Picture, or multiple image, the image include red pixel list by each pixel cell luminescence display on display screen 150, pixel cell
Member, green pixel cell and blue pixel cells, each red pixel cell, green pixel cell and blue pixel cells group respectively
Into the different colours of image, so as to which display image, the image information contain the letter of the pixel distribution of image on display screen 150
Breath, image module 160 parse the image information, obtain the display information of each pixel cell, generate picture signal, and output is extremely shown
Screen 150, and then cause each pixel cell on display screen 150 to show corresponding color, and then image is shown.
In the present embodiment, when display screen 150 does not work, indicator lamp is used for the state for indicating display screen 150, that is, is in and treats
Machine state, i.e., when display screen 150 works, indicator lamp extinguishes, and when display screen 150 is standby, indicator lamp is lighted, in display screen
150 it is standby when, when shaking control circuit zero load, display screen 150 is powered by accessory power supply submodule 144, display screen 150
Indicator lamp is lit, and the current state of display screen 150 is shown by indicator lamp, because the energy consumption of indicator lamp consumption is smaller, a side
Face effectively reduces the electric energy for control circuit no-load consumption of shaking, and effectively reduces the energy consumption of display, be easy to display it is long when
Between use, on the other hand then cause display screen 150 to accurately reflect holding state.
It should be understood that current rectifying and wave filtering circuit 141, power factor (PF) in the power supply module 140 in each embodiment
Correcting circuit 142, resonant control circuit 143, accessory power supply submodule 144 and detection sub-module 145 are prior art, respectively
Module or the realization principle of each circuit are prior art, and the utility model aims to provide the new connection side of each module
Formula, to solve the defects of open circuit loss of resonant control circuit 143 is big, to reduce the energy consumption of display.
It is noted that with the continuous development of display, display function is more and more, and the thickness of display is more next
It is more frivolous, cause display interior space to reduce, gap reduces between electronic component, the easy heap of heat between electronic component
Product, display overheat is easily caused, influence the service life of display, in order to improve heat dispersion, service life is lifted, one
In individual embodiment, as shown in Figure 2 and Figure 4, there is provided a kind of display 10, including：The display screen of shell 200 and any embodiment
150, the display screen 150 has rectangular configuration, and the shell 200 is coated on the outside of the display screen 150；The shell
200 include thermally conductive sheet 220 and shell body 210, and the shell body 210 includes housing backboard 211 and four housing side plates 212,
The housing backboard 211 has rectangular configuration, and four housing side plates 212 are connected to four sides of the housing backboard 211
Side, and head and the tail connection inner side forms accommodating cavity 201 to four housing side plates 212 successively, the display screen 150 is arranged at described
In accommodating cavity 201, the quantity of the thermally conductive sheet 220 is four, and four thermally conductive sheets 220 are attached at the display screen respectively
150 four sides, and four thermally conductive sheets 220 are connected to four shells respectively backwards to the one side of the display screen 150
The inner side of side plate 212.
Specifically, thermally conductive sheet 220 is connected to four sides of display screen 150, in such manner, it is possible to the heat by display screen 150
Absorb, and distributed heat to outside by shell body 210, be different from traditional housing, opening up air vent on housing is dissipated
Heat, the shell body 210 in the present embodiment need not open up air vent so that and the structure of shell body 210 is more firm, further, since
The structure of shell body 210 is strengthened, and the thickness for also helping shell body 210 further reduces so that the entirety of display 10
Thickness further reduces, and provides bigger effective area for display screen 150.
For example, the outer surface of shell body 210 is at least partly coated with metal foil layer, for example, the housing side plate 212 is outer
Side surface is at least partly coated with metal foil layer, for example, the metal foil layer is aluminium foil layer, for example, the metal foil layer is copper foil layer,
The metal foil layer has splendid heat conductivility, after the heat of display screen 150 is absorbed by thermally conductive sheet 220, is transferred to housing
Side plate 212, housing side plate 212 by metal foil layer by heat Quick diffusing into air so that the heat inside display 10
Obtain Quick diffusing.For example, the material of the shell body 210 is plastics, it should be understood that metal foil layer is conductive, because
This, in order to avoid display screen 150 and the short circuit of the circuit structure of inside, the material of shell body 210 can effectively insulate for plastics,
Isolate display screen 150 and the metal foil layer so that metal foil layer only plays a part of heat radiator, it should be understood that one
As for, display interior is provided with substrate, for carry inside circuit structure, it includes more electronic component,
And substrate is normally in accommodating cavity close to the position of housing backboard, substrate is transferred to too much in order to avoid the heat of display screen
On electronic component, in the present embodiment, metal foil layer is arranged on housing side plate so that the heat of display screen is to housing side plate side
Transmitted to concentrating, effectively avoid the heat of display screen too much to substrate transmission, effective protective substrate.
In order to preferably set metal foil layer, for example, the outer surface depression of housing side plate sets fixing groove, squirrel metal
Layers of foil is embedded in the fixing groove, passes through fixation of the fixing groove to metal foil layer so that metal foil layer is more firmly set
Put in housing side plate, and the distance of metal foil layer and display screen is further reduced, be advantageous to further improve heat transfer efficiency.
In a further embodiment, as shown in figure 3, the housing side plate 212 includes the heat transfer being sequentially connected from the inside to the outside
Layer 212a, heat-conducting layer 212b and protective layer 212c, the heat transfer layer 212a material are silica gel, and heat-conducting layer 212b material is gold
Category, protective layer 212c material be plastics, for example, the housing side plate 212 includes the silica gel biography by being sequentially connected outside interior
Thermosphere 212a, metal heat-conducting layer 212b and plastic protective layer 212c, for example, silica gel heat transfer layer 212a and plastic protective layer 212c bags
Metal heat-conducting layer 212b outside is overlying on, so, insulating properties can be provided for metal heat-conducting layer 212b, and silica gel heat transfer layer
On the one hand 212a has insulating properties, on the other hand then can efficiently transmit the heat of thermally conductive sheet 220 so that thermally conductive sheet 220
Heat is transferred to metal heat-conducting layer 212b by silica gel heat transfer layer 212a, and passes through metal heat-conducting layer 212b and plastic protective layer
212c distributes to outside successively.
In order that metal heat-conducting layer 212b heat Quick diffusing is obtained, for example, metal heat-conducting layer 212b thickness is more than modeling
Expect protective layer 212c thickness, specifically, metal heat-conducting layer 212b thickness is larger, with being advantageous to heat Quick diffusing, and by
Poor in the thermal conductivity of plastics, plastic protective layer 212c thickness is smaller, and the heat for being advantageous to metal heat-conducting layer 212b quickly dissipates
Outside is sent to, for example, the ratio between metal heat-conducting layer 212b thickness and plastic protective layer 212c thickness is 1：(0.2~0.5), example
Such as, the ratio between metal heat-conducting layer 212b thickness and plastic protective layer 212c thickness is 1：0.35, it should be understood that metal is led
Thermosphere 212b thickness should not be too big, and too big one side make it that the overall weight of display 10 is larger, is unfavorable for moving, and be unfavorable for
The suspension of display 10, and metal heat-conducting layer 212b thickness is smaller, then causes heat dispersion to reduce, therefore, in the present embodiment,
It is 1 to belong to the ratio between heat-conducting layer 212b thickness and plastic protective layer 212c thickness：0.35, on the one hand effectively control display 10
Overall weight, on the other hand so that metal heat-conducting layer 212b has good radiating effect, and to the intensity of housing side plate 212
It is improved.
In the present embodiment, thermally conductive sheet 220 that shell 200 is set can quickly absorb the heat of display screen 150, and by heat
Heat is distributed to outside to shell body 210, avoids the heat build-up of display screen 150 and cause temperature by conduction by shell body 210
Height is spent, effectively improves radiating efficiency, the service life of prolonged display 10.
It should be understood that the thermally conductive sheet 220 needs the heat of quick guiding display screen 150, the heat of display screen 150 is avoided
Measure and transmitted to the direction of substrate 300, therefore, thermally conductive sheet 220 needs good heat dispersion, for example, the thermally conductive sheet 220 closes for metal
Golden thermally conductive sheet 220, thermally conductive sheet 220 made of metal alloy have preferable heat conductivility, can quickly absorb display screen 150
Most of heat, and distributed by housing side plate 212 to outside.
In order to improve the heat conductivility of thermally conductive sheet 220, for example, thermally conductive sheet 220 includes each component of following mass parts：
65 parts~70 parts of copper, 5 parts~8 parts of aluminium, 3 parts~4.5 parts of silver, 1.6 parts~2.8 parts of titanium, 0.5 part~0.8 part of tungsten, lead
0.3 part~0.5 part, 0.2 part~0.4 part of manganese, 0.7 part~0.8 part of magnesium, 0.6 part~0.8 part of iron, 0.5 part~2 parts of molybdenum and graphite
0.5 part~1 part of alkene.
In said components, copper and aluminium have good heat conductivility, and have the characteristics of cheap, constitute thermally conductive sheet
220 group wants composition so that thermally conductive sheet 220 can have good heat conductivility, and the silver and titanium in thermally conductive sheet 220 have
There is splendid heat conductivility, coordinate copper and aluminium, can further lift the heat conductivility of thermally conductive sheet 220, and contain in thermally conductive sheet 220
Some iron, tungsten, lead, manganese and magnesium then effectively increase the mechanical performance and anti-fatigue performance of thermally conductive sheet 220 so that housing side plate
212 firmly can be connected by thermally conductive sheet 220 with display screen 150, and the graphene contained in thermally conductive sheet 220 then being capable of heat conduction
Piece 220 has certain pliability, and the heat on thermally conductive sheet 220 is uniformly distributed, and avoids heat build-up.
For the heat conductivility further for raising thermally conductive sheet 220, for example, thermally conductive sheet 220 includes following mass parts
Each component：
68 parts of copper, 6 parts of aluminium, silver 3.3 parts, 2 parts of titanium, 0.6 part of tungsten, 0.4 part of lead, 0.3 part of manganese, 0.75 part of magnesium, 0.7 part of iron,
0.6 part of 0.8 part of molybdenum and graphene.
Thermally conductive sheet 220 containing 2 parts of 68 parts of copper, 6 parts of aluminium, 3.3 parts of silver and titanium has more preferably heat conductivility, and price is not
As for too high, and 0.7 part of 0.6 part of tungsten, 0.4 part of lead, 0.3 part of manganese, 0.75 part of magnesium and iron then further increase thermally conductive sheet 220
Mechanical performance and anti-fatigue performance so that thermally conductive sheet 220 remains the connection with display screen 150, effectively transmits display screen 150
Heat, 0.6 part of graphene enables to the pliability of thermally conductive sheet 220 more preferably, further such that the heat energy on thermally conductive sheet 220
Enough it is uniformly distributed, avoids heat build-up.
It should be understood that the thickness of thermally conductive sheet 220 is unsuitable excessive, too big then influence is the effective area of display screen 150,
And the thickness of thermally conductive sheet 220 too it is small then cause heat-conducting effect it is bad, in order that thermally conductive sheet 220 there is preferable heat conductivility,
And cause display screen 150 visual effect more preferably, for example, the thickness of the thermally conductive sheet 220 is 1mm~2.5mm, for example, described
The thickness of thermally conductive sheet 220 is 1.2mm~2mm, for example, the thickness of the thermally conductive sheet 220 is 1.5mm.So, in the present embodiment
The thickness of thermally conductive sheet 220 is 1.5mm, on the one hand with preferable heat conductivility, can quickly guide the heat of display screen 150, separately
On the one hand then effectively avoid impacting the effective area of display screen 150 so that the visual effect of display screen 150 is more preferably.
In order to avoid thermally conductive sheet 220 is connected with the electronic component inside display 10 and cause short circuit, for example, such as Fig. 4
Shown, each thermally conductive sheet 220 is mutually isolated, for example, the 220 spaced setting of each thermally conductive sheet, for example, each heat conduction
The mutually head and the tail of piece 220 are arranged at intervals, for example, being provided with heat conductive isolation sheet 230 between thermally conductive sheet 220 described in each two.It is for example, every
Connected between two thermally conductive sheets 220 by the heat conductive isolation sheet 230, for example, heat conductive isolation sheet 230 is silica gel piece, example
Such as, the end of each housing side plate 212 is provided with heat conductive isolation sheet 230, it should be understood that because display screen 150 is rectangle, because
This, the end or both ends of each housing side plate 212 then can be considered the diagonal of display screen 150, and each thermally conductive sheet 220 is in display screen 150
Diagonal angle connected by heat conductive isolation sheet 230, then cause each thermally conductive sheet 220 be not connected between each other, and then cause only be it
In a thermally conductive sheet 220 and an electronic component false touch, can also avoid caused by the interconnection between thermally conductive sheet 220
Short circuit.
In order to avoid short-circuit between display screen 150 and thermally conductive sheet 220, for example, the side of display screen 150 is provided with insulating barrier,
For example, the insulating barrier is layer of silica gel, the layer of silica gel can be effectively isolated display screen 150 and thermally conductive sheet 220, avoid between the two
Conduction, short circuit caused by thermally conductive sheet 220 is effectively avoided, in addition, layer of silica gel effectively can conduct to heat so that display screen
150 heat can fast speed conduct to thermally conductive sheet 220.
In order that display screen 150 display effect more preferably, for example, the thermally conductive sheet 220 is provided with light-absorption layer, for example, should
Light-absorption layer is black light-absorption layer, for example, the light-absorption layer is arranged at the one side that thermally conductive sheet 220 is connected to display screen 150, is worth mentioning
If thermally conductive sheet 220 is not provided with light-absorption layer, thermally conductive sheet 220 is easily reflective so that the edge of display screen 150 produces floodlight
Phenomenon, the display effect of display screen 150 is influenceed, and in the present embodiment, because thermally conductive sheet 220 is provided with light-absorption layer, effectively to aobvious
The light at the edge of display screen 150 is absorbed, and avoids reflective, effectively avoids floodlight phenomenon so that the display effect of display screen 150 is more
It is good.
Distributed to be guided to the heat of the electronic component inside display 10 so that the radiating effect of display 10
Fruit more preferably, in one embodiment, refers to Fig. 5, there is provided a kind of display 10, including：Substrate 300, shell 200 and above-mentioned
The display screen 150 of one embodiment, the substrate 300 and the display screen 150 have rectangular configuration, the substrate 300 respectively
And the display screen 150 may be contained within the shell 200；The shell 200 includes heat transfer piece 400 and shell body 210, institute
Stating shell body 210 includes housing backboard 211 and four housing side plates 212, and the housing backboard 211 has a rectangular configuration, and four
The individual housing side plate 212 is connected to four sides of the housing backboard 211, and four housing side plates 212 are first successively
Tail connection inner side forms accommodating cavity 201, and the substrate 300 and the display screen 150 may be contained within the accommodating cavity 201,
The substrate 300 is arranged at the accommodating cavity 201 and is arranged at institute close to one end of the housing backboard 211, the display screen 150
State the one end of accommodating cavity 201 away from the housing backboard 211；The heat transfer piece 400 is arranged at the housing backboard 211 and institute
Between stating substrate 300, and the heat transfer piece 400 is connected with the housing backboard 211 and the substrate 300 respectively, the shell
Body backboard 211 offers bullport 202, and described at least part of heat transfer piece 400 is arranged in the bullport 202, and the heat transfer
At least part of part 400 exposes to the accommodating cavity 201.
It should connect, accommodating cavity 201 can be considered the bottom of accommodating cavity 201 close to one end of the housing backboard 211,
The one end of accommodating cavity 201 away from the housing backboard 211 is then equivalent to the opening of accommodating cavity 201, and so, display screen 150 is located at
One end of opening so that display screen 150 is exposed, is easy to the viewing of display screen 150, and substrate 300 is then located at bottom, to display screen
150 are powered and drive.Specifically, the substrate 300 is provided with electronic component, and the substrate 300 is used to drive display screen 150
Luminous work, for example, substrate 300 electrically connects with display screen 150, for example, drive circuit is provided with substrate 300, for example, the drive
Dynamic circuit includes control module, PWM drive modules, image module and power supply module, for example, display 10 also includes backlight circuit
Plate, for example, being provided with backlight module on the backlight circuit plate, backlight circuit plate electrically connects with substrate 300.Have on the substrate 300
There are various modules and electronic component, after energization work, substantial amounts of heat will be produced, heat is absorbed by heat transfer piece 400, and leads to
Support frame 500 is crossed to distribute to outside.
For example, heat transfer piece 400 is fixedly connected with housing backboard 211, for example, heat transfer piece 400 be used for through bullport 202 with
Outside support frame 500 connects, and the support frame 500 is used to hang display 10 so that display 10 being capable of wall built-up use.This
Sample, the heat transfer piece 400 are applied not only to conduct heat, are additionally operable to connect Ei support frames 500 so that display 10 can pass through support
Frame 500 realizes the wall built-up of display 10.
In the present embodiment, heat transfer piece 400 will be capable of the heat of absorptive substrate 300, and by the support frame of heat conductive outer
500, heat is distributed to outside by support frame 500, the heat build-up inside display 10 is avoided and causes temperature too high, have
Effect improves radiating efficiency, the service life of prolonged display 10.
In order to realize the wall built-up of display 10, for example, as shown in figure 5, display 10 also includes support frame 500, the biography
Warmware 400 is connected with support frame as described above 500.For example, it is made up to heat transfer piece 400 of metal material, for example, the support frame 500 is
Metal material is made, for example, heat transfer piece 400 is fixedly connected with support frame 500 by screw, for example, heat transfer piece 400 and support frame
500 welding, so, being fixedly connected for heat transfer piece 400 and support frame 500 is on the one hand realized, heat transfer piece 400 with housing by carrying on the back
Plate 211 is fixedly connected, and realizes the support to housing backboard 211 so that support frame 500 is suspended on wall, realizes display
The wall built-up of device 10, on the other hand, heat transfer piece 400 absorbs the heat of substrate 300, and transfers heat to support frame 500, passes through
Support frame 500 is distributed to outside, effectively increases the radiating efficiency of display 10.
In order to preferably fix the heat transfer piece 400, for example, incorporated by reference to Fig. 5 and Fig. 6, the housing backboard 211 is provided with card
Button block 215, the heat transfer piece 400 are at least partially arranged in the buckle block 215, for example, the buckle block 215 is provided with card
Catching groove 216, the heat transfer piece 400 are inserted in the buckle slot 216, so, will be passed by the buckle slot 216 of buckle block 215
Warmware 400 is fixed so that and heat transfer piece 400 firmly can be connected with housing backboard 211, in 10 wall built-up of display, the housing back of the body
Plate 211 is supported by the heat transfer piece 400, and then entirety is hung.
In order to realize the support to housing backboard 211, and effective is realized, for example, incorporated by reference to Fig. 5 and Fig. 6, the biography
Warmware 400 includes heat transfer part 410 and connecting portion 420, and heat transfer part 410 has rectangular configuration, the heat transfer part 410 and the substrate
300 connections, the connecting portion 420 is arranged in the bullport 202, and at least partly exposes to the accommodating cavity 201, for example,
The quantity of the buckle block 215 is four, for example, four buckle blocks 215 are respectively arranged at four heat transfer parts 410
Four diagonal angles, for example, four buckle slots 216 open up the inner side with four buckle blocks 215, heat transfer part 410 respectively
Four diagonal edges be arranged in respectively in four buckle slots 216, so, by four buckle blocks 215 by the heat transfer of rectangle
Four of portion 410 are diagonal fixed, and then heat transfer part 410 is fixed, and then realize heat transfer piece 400 and housing backboard
211 be fixedly connected, realizes the excellent support to housing backboard 211.
Cause short circuit in order to avoid conductive between substrate 300 and heat transfer piece 400, for example, substrate 300 and heat transfer piece 400
Abut, for example, substrate 300 abuts with heat transfer part 410, for example, the one side that substrate 300 is connected to heat transfer part 410 is provided with insulation
Layer, for example, the insulating barrier is layer of silica gel, the layer of silica gel can be effectively isolated the heat transfer part 410 of substrate 300 and heat transfer piece 400, keep away
Exempt from conduction between the two, short circuit caused by heat transfer piece 400 is effectively avoided, in addition, layer of silica gel can be passed effectively to heat
Lead so that the heat of substrate 300 can fast speed conduct to heat transfer part 410, and conducted by heat transfer part 410 to connecting portion 420,
And then conduct to the support frame 500 of outside, heat is distributed into air by support frame 500.
In order that obtaining heat transfer piece 400 has good thermal conductivity, to improve radiating efficiency, and possess stronger intensity, energy
It is enough to support display 10 well, for example, heat transfer piece 400 is made up of metal alloy, for example, heat transfer piece 400 includes following quality
The each component of part：
70 parts~85 parts of copper, 5.5 parts~6.8 parts of iron, 1 part~1.5 parts of aluminium, 1.8 parts~2.8 parts of magnesium, titanium 1.2 parts~2.2
Part, 0.6 part~0.8 part of tungsten, 0.3 part~0.5 part of lead, 0.1 part~0.5 part of manganese, 0.3 part~1.5 parts of molybdenum and carbon 0.2 part~1.2
Part.
In said components, copper, iron and aluminium have good heat conductivility, and have the characteristics of cheap, are heat transfer pieces
400 group wants composition so that heat transfer piece 400 can have good heat conductivility, and titanium can further improve heat transfer piece 400
Heat conductivility so that the overall heat-conducting effect of heat transfer piece 400 more preferably, effectively improves radiating efficiency.Copper and iron cause heat transfer piece
400 have stronger intensity, can support display 10 well, the carbon added in heat transfer piece 400 can improve heat transfer piece 400
Hardness, and magnesium, tungsten, lead and the manganese contained in heat transfer piece 400, then improve the mechanical performance and fatigue resistance of heat transfer piece 400
Can so that heat transfer piece 400 is in use for a long time without causing strain so that display 10 is supported well, and is conducted heat
Part 400 can long-time wall built-up without deformation.
In order to further improve the heat conductivility of heat transfer piece 400, and the intensity and hardness of heat transfer piece 400 are further improved,
For example, heat transfer piece 400 includes each component of following mass parts：
75 parts of copper, 7 parts of iron, 1.2 parts of aluminium, 2.2 parts of magnesium, 1.6 parts of titanium, 0.7 part of tungsten, 0.4 part of lead, 0.3 part of manganese, 0.6 part of molybdenum
With 0.8 part of carbon.
In said components, 1.2 parts of 75 parts of copper, 7 parts of iron and aluminium cause heat transfer piece 400 to have more preferably heat conductivility, and have
There is the characteristics of cheap, be that the group of heat transfer piece 400 wants composition so that heat transfer piece 400 can have good heat conductivility, and
1.6 parts of titanium can further improve the heat conductivility of heat transfer piece 400 so that the overall heat-conducting effect of heat transfer piece 400 more preferably, effectively
Improve radiating efficiency.Further, 7 parts of 75 parts of copper and iron cause heat transfer piece 400 to have stronger intensity, can support well
Display 10,0.8 part of the carbon added in heat transfer piece 400 can improve the hardness of heat transfer piece 400, and contain in heat transfer piece 400
0.3 part of 2.2 parts of magnesium, 0.7 part of tungsten, 0.4 part of lead and manganese then further increase the mechanical performance and fatigue resistance of heat transfer piece 400
Can so that heat transfer piece 400 is in use for a long time without causing strain so that display 10 is supported well, and is conducted heat
Part 400 can long-time wall built-up without deformation.
It should be understood that a variety of various buttons are provided with traditional display or television set, such as button, in order to
So that the entirety of display is more aesthetically pleasing, these buttons are generally located on back or side (the i.e. shell of the shell 200 of display
The outer surface of side plate 212) so that button is hidden, and this press-key structure has following defect, on the one hand, button is hidden
After be not easy to be found by user, cause it is inconvenient for use, on the other hand so that the structure of shell 200 is complex, it is necessary to additionally set
Some moulds are put to manufacture the button on shell 200 and shell 200.
In order to solve the above problems so that shell globality is higher, and causes display to be easily manipulated, in one embodiment
In, as shown in fig. 7, display 10 includes the backlight module 130 and display screen 150 of any of the above-described embodiment, backlight module 130 with
Display screen 150 connects, for example, the display screen 150 includes display panel 151 and fingerprint identification module 152, fingerprint identification module
152 are arranged between display panel 151 and backlight module 130, and the display panel 151 includes some pixel cells 153, each pixel
Unit 153 is provided with transparent area 154, and at least part transparent area 154 is aligned in the fingerprint identification module 152, for example, the fingerprint is known
Other module is fingerprint optical detection unit, and the fingerprint optical detection unit is used to and then detection refer to by transparent area reception light
Line.Specifically, the display panel is located at outside, and fingerprint optical detection unit is located at inner side, and the transmission region is to fall in love you
White space in plain unit, the transparent area are used for printing opacity, and so, outside light is by transparent area by fingerprint optical detection list
Detected by member so that fingerprint optical detection unit can pass through the fingerprint of transparent area detection user.
For example, the accessory power supply submodule is used for after resonant control circuit power-off to the fingerprint of the display screen
Identification module is powered, for example, the fingerprint identification module is used for when detecting user fingerprints, sending unlatching to control module refers to
Order, the control module are used for after receiving open command, control the power supply module to turn on, and the control module is used to refer to
When line identification module detects user fingerprints, the power supply module is controlled to turn on, and control the backlight module, described image mould
Block and the display screen start.Specifically, after resonant control circuit powers off, resonant control circuit is in zero load, display screen
In holding state, i.e. display screen is in black state screen closed mode in other words, and now, accessory power supply submodule is to fingerprint
Identification module is powered so that fingerprint identification module is in running order, and refers to when the finger touch display screen of user, and by this
Detected by line identification module, then control module control backlight module, described image module and the display screen start so that
Display screen is in dispaly state, so, user can efficiently and easily opening display, without using traditional touch-tone
Switch is controlled the unlatching of display so that the shell mechanism of display is more simple, and causes without being searched in start
Starting key so that display is easy to use and controls.
In order that obtaining display can open according to authority, children and the user of lack of competence is avoided to open, for example, example
Such as, the fingerprint identification module is used to detect user fingerprints, generates user fingerprints information, and send to control module, the control
Module is used to receiving the user fingerprints information of fingerprint identification module, and user fingerprints information and preset fingerprint information are carried out pair
Than, when the user fingerprints information detected is with preset fingerprint information matches, control backlight module, described image module and institute
Display screen startup is stated, the preset fingerprint is the finger print information that the user with authority is set in advance in display, passes through detection
Whether user fingerprints match with preset fingerprint, and whether detection user has the authority opened, so that the unlatching of display is more
To be accurate, avoid children's false touch and open, and it is possible to prevente effectively from user's opening display of lack of competence so that display is more
For secrecy.
In order to further improve the operation ease of user, for example, referring to Fig. 8, it is aobvious that the display panel 151 includes first
Show region 151a and the second viewing area 151b, the first viewing area 151a and the second viewing area 151b have respectively
There is pixel cell, wherein, each pixel cell of the second viewing area 151b has transparent area, and fingerprint identification module respectively
Second viewing area 151b is aligned in, and the pixel cell in the second viewing area 151b has transparent area respectively, second is aobvious
Show that region 151b transparent area aligns with the fingerprint identification module, for example, the second viewing area 151b is located at display panel 151
Diagonal angle, for example, the second viewing area is located at the edge of display panel, so, the displays of the first viewing area 151a and second
A part for display image is distinguished in region, and the picture that both show is the image of an entirety, and fingerprint identification module is set
In the edge or edge of display screen 150, be advantageous to user and input open command to the display screen 150, further improve and use
The operation ease at family.
In order to further improve the privacy of display so that display only manipulates for the user with authority, at one
In embodiment, there is provided a kind of display system, the display system include remote control and the display of any of the above-described embodiment, remote control
Including instruction input module, first communication module and fingerprint identification unit, the display includes second communication module and fingerprint
Identification module, the first communication module and the second communication module wireless connection, for example, the first communication module and institute
It is respectively WIFI (Wireless Fidelity, the WLAN based on IEEE 802.11b standards) to state second communication module
Module, for example, the first communication module and the second communication module are bluetooth module, so, remote control and display are real
Present indoor optional position and the communication connection of any direction, so, remote control can easily send control to display
Instruction, the display also include the control module of any of the above-described embodiment, and second communication module is connected with control module, so,
After remote control sends control instruction to display, the control module of shown device is received, and control module is according to control instruction control
Other elements work processed.
For example, the fingerprint identification unit is used for the fingerprint for detecting remote control user, generation remote control finger print information, and pass through first
Communication module sends the remote control finger print information to display, and the instruction input module is used to receive user instruction, and passes through
First communication module sends the user instruction to display, for example, the instruction AM access module can be button or
Touch screen.
The control module is used to receive the remote control finger print information by the second communication module and/or user refers to
Order, and for remote control finger print information to be contrasted with preset fingerprint information, when the remote control finger print information detected refers to default
During line information matches, the user instruction is responded, otherwise, when the remote control finger print information detected and preset fingerprint information mismatch
When, the refusal respond user instruction.So, each user by remote control to display send user instruction when, remote control is all
The finger print information of remote control user is gathered, when display often receives a user instruction, is required for differentiating by fingerprint recognition
The authority of remote control user, when user has authority, the user instruction is responded, otherwise not responded so that display
Control more maintain secrecy, prevented lack of competence user or children control remote control carelessly.
For example, the display has security schema and common-mode, under the security schema, display often receives one
During user instruction, it is required for differentiating by fingerprint recognition the authority of remote control user, and then decides whether to respond the control of remote control
Instruction, now, user when inputting user instruction, it is necessary to input finger print information simultaneously, for example, input module is touch screen,
When fingerprint identification unit is located at touch screen bottom, then user can input finger print information while input instruction；In Universal Die
Under formula, then accordingly all control instructions for coming from remote control, user only need to input control instruction, referred to without input display
Line information so that display system is that use is more flexible.
It should be noted that in said system embodiment, included modules are simply drawn according to function logic
Point, but above-mentioned division is not limited to, as long as corresponding function can be realized；In addition, each functional unit is specific
Title is also only to facilitate mutually differentiation, is not limited to the scope of protection of the utility model.
In addition, one of ordinary skill in the art will appreciate that realize all or part of step in the various embodiments described above method
It is that by program the hardware of correlation can be instructed to complete, corresponding program can be stored in read/write memory medium.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics does not move
Dynamic contradiction, all it is considered to be the scope of this specification record.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (7)
- A kind of 1. display, it is characterised in that including：Display screen and shell, the display screen have rectangular configuration, the shell It is coated on the outside of the display screen；The shell includes thermally conductive sheet and shell body, and the shell body includes housing backboard and four housing side plates, the shell Body backboard has rectangular configuration, and four housing side plates are connected to four sides of the housing backboard, and four shells Connection inner side forms accommodating cavity to side plate from beginning to end successively, and the display screen is arranged in the accommodating cavity, the number of the thermally conductive sheet Measure as four, four thermally conductive sheets are attached at four sides of the display screen respectively, and four thermally conductive sheets are backwards to institute The one side for stating display screen is connected to the inner side of four housing side plates respectively.
- 2. display according to claim 1, it is characterised in that the thickness of the thermally conductive sheet is 1mm~2.5mm.
- 3. display according to claim 2, it is characterised in that the thickness of the thermally conductive sheet is 1.2mm~2mm.
- 4. display according to claim 3, it is characterised in that the thickness of the thermally conductive sheet is 1.5mm.
- 5. display according to claim 1, it is characterised in that each thermally conductive sheet is mutually isolated.
- 6. display according to claim 5, it is characterised in that heat conductive insulating is provided between thermally conductive sheet described in each two Piece.
- 7. display according to claim 5, it is characterised in that exhausted by the heat conduction between thermally conductive sheet described in each two Embolium connects.
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| CN201720539789.7U CN206961460U (en) | 2017-05-12 | 2017-05-12 | Display |
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| CN201720539789.7U CN206961460U (en) | 2017-05-12 | 2017-05-12 | Display |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086011A (en) * | 2017-05-12 | 2017-08-22 | 惠州三华工业有限公司 | Display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107086011A (en) * | 2017-05-12 | 2017-08-22 | 惠州三华工业有限公司 | Display |
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