CN206574425U - A kind of display device - Google Patents
A kind of display device Download PDFInfo
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- CN206574425U CN206574425U CN201720283394.5U CN201720283394U CN206574425U CN 206574425 U CN206574425 U CN 206574425U CN 201720283394 U CN201720283394 U CN 201720283394U CN 206574425 U CN206574425 U CN 206574425U
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- display device
- display screen
- cavity
- thermoelectric cooling
- cooling module
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Abstract
The utility model embodiment provides a kind of display device, including shell, display screen and thermoelectric cooling module, wherein, shell includes glass frame and the front glass panel on glass frame, the display screen is set in the housing with the thermoelectric cooling module, cavity is formed between display screen and front glass, thermoelectric cooling module includes air outlet against the first fan of the first opening of cavity.The utility model directly can be radiated or be heated to display screen display surface by cold wind or hot blast, improve radiating or the efficiency of heating surface, effectively prevent too high or too low for temperature when display screen works.
Description
Technical field
The utility model is related to Thermal Design of Electronic Equipments technical field, more particularly to a kind of display device.
Background technology
The operating temperature of display screen is generally 0 DEG C~60 DEG C, and the environment temperature residing for outdoor liquid crystal display may
Beyond operating temperature range, thus need supporting temperature control device.
Display screen is positioned in an airtight cavity by a kind of prior art, and airtight cavity inwall is contacted with display screen, then
By semiconductor cooling device and airtight cavity wall contacts, mainly conducted heat by closed chamber body wall, while again in cavity
Fan is set to carry out heat convection.
This temperature control device is complicated, and airtight cavity can not block display screen, and its inwall can only contact display screen side
Wall and backlight below, but the temperature of display screen front surface can be more much higher than the temperature of internal and rear backlight, thus it is logical
Cross cavity thin-wall construction carry out heat transfer efficiency it is low, radiating effect is poor.And during refrigeration, airtight cavity inwall may produce condensation,
And this contact type structure can not be by the discharge cavity of water quickly.
Utility model content
In view of this, the utility model embodiment provides a kind of display device, by semiconductor cooler manufacture cold wind or
Hot blast directly radiates or heated to display screen display surface, to improve radiating or the efficiency of heating surface.
Specifically, the utility model embodiment provides a kind of display device, including shell, display screen and thermoelectric cooling
Device, wherein,
The shell includes glass frame and the front glass panel on glass frame, the display screen and the thermoelectricity
Refrigerator is set in the housing, cavity is formed between the display screen and the front glass, the thermoelectric cooling module includes
First fan of the air outlet against the first opening of the cavity.
Selectively, being additionally provided with the shell also includes the second fan, and the air outlet of second fan is against institute
State the second opening of cavity.
Selectively, the thermoelectric cooling module includes upper temperature control portion, lower temperature control portion and windshield, and the upper temperature control portion is set
In the windshield, the lower temperature control portion is arranged on outside the windshield.
Selectively, in addition to temperature sensor, the temperature sensor is arranged in the cavity.
Selectively, the distance between the front glass panel and the display screen is between 5mm to 30mm.
Selectively, the shell includes the top being sequentially connected up and down, middle part and bottom, and the middle part includes the glass
Glass frame.
Selectively, the bottom is provided with power module.
Selectively, the display screen is LCDs or organic light-emitting diode (OLED) display screen.
Selectively, the thermoelectric cooling module includes semiconductor refrigeration chip and is attached on the semiconductor refrigeration chip
Thermal component, first fan by blower tray be arranged on the thermal component on.
Selectively, the display device is outdoor display device.
The beneficial effect of technical scheme that the utility model embodiment is provided is：
The display device that the utility model is provided, forms cavity, thermoelectric cooling module includes between display screen and front glass
Air outlet is against the first fan at cavities open, so that when temperature is too high, thermoelectric cooling module refrigeration is blowed cold into cavity
Wind, reduces the temperature of display screen, when temperature is too low, thermoelectric cooling module is heated, and hot blast is blowed into cavity, rise display screen
Temperature.Due to display screen display surface is directly radiated or heated by cold wind or hot blast, radiating or the efficiency of heating surface are improved, effectively
It is too high or too low for temperature when preventing the display screen to work so that display screen can exceed normal working temperature scope in environment temperature
When still can normally show.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the decomposing schematic representation of the display device according to the embodiment of the utility model one；
Fig. 2 is a local assembling schematic diagram of the display device according to the embodiment of the utility model one；
Fig. 3 is another local assembling schematic diagram of the display device according to the embodiment of the utility model one；
Fig. 4 is the schematic perspective view of two different visual angles of the display device according to the embodiment of the utility model one；
Fig. 5 is the decomposing schematic representation of the thermoelectric cooling module according to the embodiment of the utility model one；
Fig. 6 is the schematic perspective view of the thermoelectric cooling module according to the embodiment of the utility model one；
Reference in figure is represented respectively：
1-shell；2-glass frame；3-front glass panel；4-display/panel bracket；5-the second fan；6-thermoelectric cooling
Device；7-door；8-windshield；9-temperature sensor；10-display screen；11-the first fan；12-blower tray；13-dissipate
Thermal part；14-metal plate support；15-semiconductor refrigeration chip；16-heat-insulated foam.
Embodiment
To make the technical solution of the utility model and advantage clearer, the utility model is implemented below in conjunction with accompanying drawing
Mode is described in further detail.
The embodiment of the utility model one provides a kind of display device, and Fig. 1 is the decomposing schematic representation of the display device, Fig. 4
It is the schematic perspective view of two different visual angles of display device.The display device includes shell 1, display screen 10 and thermoelectric cooling module
6.Shell 1 includes glass frame 2 and the front glass panel 3 on glass frame 2, and display screen 10 and thermoelectric cooling module 6 are set
In shell 1, cavity (not shown) is formed between display screen 10 and front glass panel 3.As shown in Fig. 2 thermoelectric cooling module 6
Below cavity, in further embodiments, thermoelectric cooling module 6 can also be positioned partially or entirely in cavity bottom.As shown in figure 5,
Thermoelectric cooling module 6 includes multiple first fans 11, it can be seen from Fig. 2, wherein there is first fan of the air outlet against cavity.Again
In some embodiments, thermoelectric cooling module 6 can be located at the other positions in cavity or outside cavity, as long as it has the first fan 11 opposite
First opening (not shown) of cavity.In the present embodiment, the first opening of cavity refers to opening for cavity bottom
Mouthful, in other embodiments, this opening may be alternatively located at the installation site of top or the sidepiece, now thermoelectric cooling module 6 of cavity
Need corresponding change.
Thermoelectric cooling module can be described as semiconductor cooler again, be the refrigeration being made using the Peltier effect of semi-conducting material
Device.When logical direct current, the heat that electric current is produced can pass to opposite side from the side of semiconductor refrigeration chip, so as to form " heat "
Side and " cold " side, show as one end heat absorption, one end heat release.
Front glass panel 3 is transparent panel, and it will be understood by those skilled in the art that it is not limited to be made up of glass, and can
Formed by other transparent materials, such as transparent resin or transparent plastic.
The fan that first fan 11 be able to can be conditioned for speed-regulating fan, i.e. rotating speed.
The display device that the present embodiment is provided, forms cavity, thermoelectric cooling module includes between display screen and front glass
Air port is against the first fan at cavities open, so that when temperature is too high, thermoelectric cooling module refrigeration is blowed cold into cavity
Wind, reduces the temperature of display screen, when temperature is too low, thermoelectric cooling module is heated, and hot blast is blowed into cavity, rise display screen
Temperature.Due to display screen display surface is directly radiated or heated by cold wind or hot blast, radiating or the efficiency of heating surface are improved, effectively
It is too high or too low for temperature when preventing the display screen to work so that display screen can exceed normal working temperature scope in environment temperature
When still can normally show.
In the present embodiment, between the distance between front glass panel 3 and display screen 10 can be 5mm to 30mm, for example, it can adopt
With 15mm, be it is such apart from when, cavity can be made to have enough spaces to make air flow, while also making equipment volume will not mistake
In too fat to move.As depicted in figs. 1 and 2, display screen 10 is arranged on the middle part of shell 1 by display/panel bracket 4.Display/panel bracket 4 can
For various suitable supports, however it is not limited to the form shown in Fig. 1 and 2.
As shown in figure 1, display device may also include temperature sensor 9, temperature sensor 9 is arranged on the interior of glass frame 2
On side, it will be understood by those skilled in the art that other correct positions that temperature sensor 9 is arranged in cavity are also possible.
Temperature sensor 9 can measure the temperature in cavity, and when the temperature measured exceeds preset temperature range, thermoelectric cooling module can basis
The temperature measured is freezed or heated.
As shown in figure 1, shell 1 includes the upper, middle and lower being sequentially connected up and down, wherein middle part includes glass frame
2.The bottom of shell 1 is provided with power module, can be that display screen 10 and thermoelectric cooling module 6 are powered by circuit.
As shown in figures 1 and 3, the second fan 5, the air outlet pair of the second fan 5 are may also include in the shell 1 of display device
The second opening (not shown) of cavity.Second fan 5 is arranged on above cavity, specifically, as shown in figure 3, can set
Put in the top of shell 1.In further embodiments, the second fan may also be arranged on cavity top or other positions, as long as
Second opening of the air outlet of second fan against cavity.In the present embodiment, the second opening of cavity refers to cavity
The opening on top, in other embodiments, this opening may be alternatively located at the installation of bottom or the sidepiece, now the second fan 5 of cavity
Position is also required to corresponding change.Second fan coordinates the first fan, the air in cavity is accelerated flowing, so that display screen
The temperature on surface is uniform, prevents local overcooling or overheat.Second fan 5 can be aerofoil fan.
As illustrated in fig. 1 and 2, display device may also include windshield 8, and thermoelectric cooling module 6 includes upper temperature control portion, lower temperature control portion
With windshield 8, upper temperature control portion is arranged in windshield 8, and lower temperature control portion is arranged on outside windshield.Windshield 8 is attached in shell 1
Corresponding construction on, may also attach in temperature control portion, then be integrally attached to by thermoelectric cooling module 6 on the corresponding construction of shell 1.
Upper temperature control portion and lower temperature control portion device are substantially symmetrical above and below, then descend temperature control portion to heat during upper temperature control portion refrigeration, otherwise upper temperature control portion
Temperature control portion is then descended to freeze when heating.Windshield 8 can reduce the heat exchange of temperature control portion and environment, it is ensured that its cooling or heating effect.
Thermoelectric cooling module 6 includes semiconductor refrigeration chip 15 and the thermal component 13 being attached on semiconductor refrigeration chip 15, the first wind
Fan 11 is arranged on thermal component 13 by blower tray 12.The cold or hot timely conduction produced so as to semiconductor refrigeration chip 15
It is delivered to onto thermal component 13, then by the blowing of the first fan 11 in cavity.As shown in figure 5, semiconductor refrigeration chip 15
Surrounding is also provided with the metal plate support 14 and heat-insulated foam 16 of overlapping.As shown in fig. 6, as needed, can be by multiple thermoelectricity
The thermoelectric cooling module in parallel for forming an entirety of refrigerator 6.
As illustrated in fig. 1 and 2, display screen 10 is arranged on the middle part of shell 1 by display/panel bracket 4.Display screen can be liquid crystal
Display screen (LCD) or organic light-emitting diode (OLED) display screen (OLED), or it is alternatively other kinds of display device.
The display device of the present embodiment can be outdoor display device or other kinds of display device.
As shown in figure 1, may also include door 7 on rear side of the middle part of display device, door 7 can be pivotally connected with shell 5.
It is described above to be for only for ease of it will be understood by those skilled in the art that the technical solution of the utility model, is not used to
Limit the utility model.It is all it is of the present utility model spirit and principle within, any modification, equivalent substitution and improvements made etc.,
It should be included within protection domain of the present utility model.
Claims (10)
1. a kind of display device, it is characterised in that including shell, display screen and thermoelectric cooling module, wherein,
The shell includes glass frame and the front glass panel on glass frame, the display screen and the thermoelectric cooling
Device is set in the housing, cavity is formed between the display screen and the front glass panel, the thermoelectric cooling module includes
First fan of the air port against the first opening of the cavity.
2. display device according to claim 1, it is characterised in that the second fan is additionally provided with the shell, described
Second opening of the air outlet of second fan against the cavity.
3. display device according to claim 1, it is characterised in that the thermoelectric cooling module includes upper temperature control portion, lower control
Warm portion and windshield, the upper temperature control portion are arranged in the windshield, and the lower temperature control portion is arranged on outside the windshield.
4. display device according to claim 1, it is characterised in that also including temperature sensor, the temperature sensor
It is arranged in the cavity.
5. display device according to claim 1, it is characterised in that between the front glass panel and the display screen away from
From between 5mm to 30mm.
6. display device according to claim 1, it is characterised in that the shell includes the top being sequentially connected up and down,
Middle part and bottom, the middle part include the glass frame.
7. display device according to claim 6, it is characterised in that the bottom is provided with power module.
8. display device according to claim 1, it is characterised in that the display screen is LCDs or organic light emission
Diode (OLED) display screen.
9. display device according to claim 1, it is characterised in that the thermoelectric cooling module includes semiconductor refrigeration chip
With the thermal component being attached on the semiconductor refrigeration chip, first fan is arranged on the radiating by blower tray
On part.
10. the display device according to claim 1-9 any of which, it is characterised in that the display device is open air
Display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720283394.5U CN206574425U (en) | 2017-03-22 | 2017-03-22 | A kind of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720283394.5U CN206574425U (en) | 2017-03-22 | 2017-03-22 | A kind of display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206574425U true CN206574425U (en) | 2017-10-20 |
Family
ID=60054921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720283394.5U Active CN206574425U (en) | 2017-03-22 | 2017-03-22 | A kind of display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206574425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110769655A (en) * | 2019-11-04 | 2020-02-07 | 四川格子环保科技有限公司 | Outdoor screen installation mechanism |
-
2017
- 2017-03-22 CN CN201720283394.5U patent/CN206574425U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110769655A (en) * | 2019-11-04 | 2020-02-07 | 四川格子环保科技有限公司 | Outdoor screen installation mechanism |
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