CN203102758U - Digital display device - Google Patents
Digital display device Download PDFInfo
- Publication number
- CN203102758U CN203102758U CN 201320094366 CN201320094366U CN203102758U CN 203102758 U CN203102758 U CN 203102758U CN 201320094366 CN201320094366 CN 201320094366 CN 201320094366 U CN201320094366 U CN 201320094366U CN 203102758 U CN203102758 U CN 203102758U
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- dividing plate
- cabinet
- warehouse
- display screen
- air
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a digital display device which comprises a cabinet body, a display screen assembly arranged in the cabinet body, a transparent screen arranged corresponding to the display screen assembly, and a refrigerating system. The refrigerating system comprises an evaporator, an evaporating blower, a condenser, a condensing blower and a refrigeration compressor. The cabinet body comprises a first bin body, a second bin body and a separating board used for separating the first bin body and the second bin body. The refrigerating system is located in the first bin body. The display screen assembly is located in the second bin body. The refrigerating system comprises a cabinet inner side air inlet and a cabinet inner side air outlet. A separating board air outlet corresponding to the cabinet inner side air inlet, and a separating board air inlet corresponding to the cabinet inner side air outlet are arranged in the separating board. Cool air generated by the refrigerating system is blown out from the cabinet inner side air outlet, flows into the second bin body through the separating board air inlet, passes through the display screen assembly and the transparent screen, passes through the separating board air outlet, and is sucked into the first bin body by the evaporating blower from the cabinet inner side air inlet, and consequently air flow circulation is formed.
Description
Technical field
The utility model relates to numeric display unit, relates in particular to a kind of refrigeration system that is applied to numeric display unit.
Background technology
Along with electronics, Development of Multimedia Technology, and the improving constantly of national information, new industrialization construction and management application level, various numeric display units are applied to the various occasions of indoor and outdoor, the various electron devices of numeric display unit inside can give out heat, external environment condition also can have temperature effect (intense radiation of the sun etc.) to it simultaneously, if heat can not be got rid of as early as possible, will make the box house temperature raise, and then influence the mission life and the job stability of electron device.
At present, the cooling method of numeric display unit mainly contains fan, heat exchanger and refrigeration plant etc., yet the temperature control demand when using fan and heat exchanger can not satisfy numeric display unit far away to work out of doors, the air that fan tends to contain impurity and moisture in the external environment condition is brought into device interior, causes the dirty and moist of device interior; Heat exchanger is owing to be to carry out heat interchange by the hot-air with cold air in the external environment and numeric display unit box house, exist under the situation of the bigger temperature difference inside and outside only not high, the casing in environment temperature, good heat exchange effect could be obtained, and the user demand of equipment cooling can't be satisfied during the broiling summer at all.
In the prior art, the temperature control scheme that numeric display unit uses refrigeration plant also to have the underlying aircondition upwards to blow a cold wind over, cold wind flows through from the front of display screen component earlier, flows out from the back of display screen component again.It is not reasonable especially that the internal gas flow of this kind temperature control method distributes because the front portion of display screen component is a transparent screen, cold wind earlier from the display screen component front, the transparent screen back flows through, and meets thermal coagulation fog easily, influences display effect; Because the display screen component temperature is gathered the backlight part that the highest zone generally is the display screen component rear portion, and cold wind temperature behind the display screen component front portion of flowing through progressively raises, cooling-down effect is very little when cooling off the backlight at display screen component rear portion more simultaneously.Moreover, the underlying aircondition, because inlet and outlet is positioned at the bottom, the air outlet temperature is higher, the hot blast that blows out can directly blow to the pedestrian who stops and watch, and influences human comfort.
The utility model content
The purpose of this utility model is to provide a kind of numeric display unit, and it is poor that it can solve numeric display unit radiating effect of the prior art, can't satisfy the cooling demand, and influences the problem of human comfort.
For realizing above utility model purpose, the utility model adopts following technical scheme: a kind of numeric display unit, comprise cabinet, be installed on the display screen component in the cabinet, corresponding described display screen component and the transparent screen that is provided with, refrigeration system, described refrigeration system comprises evaporator, evaporation fan, condenser, condensation fan and refrigeration compressor, described cabinet comprises first warehouse, second warehouse and the dividing plate that described first warehouse and second warehouse are isolated, described refrigeration system is positioned at first warehouse, described display screen component is positioned at second warehouse, described refrigeration system comprises inboard air inlet of cabinet and the inboard air outlet of cabinet, described dividing plate is provided with the dividing plate gas outlet corresponding with the inboard air inlet of described cabinet and reaches and the corresponding dividing plate air intake opening of the inboard air outlet of described cabinet, the cold air that described refrigeration system produces blows out from the inboard air outlet of described cabinet, flow into the second warehouse inside by described dividing plate air intake opening, through passing through the dividing plate gas outlet behind display screen component and the transparent screen, be sucked into the described first warehouse inside by described evaporation fan from the inboard air inlet of cabinet, form the air-flow circulation then.
As further improvement of the utility model, be provided with first air channel and second air channel that are interconnected in described second warehouse, described first air channel communicates with described dividing plate air intake opening, and described second air channel communicates with described dividing plate gas outlet.
As further improvement of the utility model, described numeric display unit comprises two groups of described display screen components and two described transparent screens, described dividing plate air intake opening is arranged at described dividing plate central part, and described dividing plate gas outlet comprises two, is arranged at the both sides of described dividing plate air intake opening respectively.
As further improvement of the utility model, described evaporation fan is axial flow blower or the vertically arranged centrifugal blower that level is installed.
As further improvement of the utility model, be provided with promotion air-flow round-robin accessory fan device between described first air channel and described second air channel, described accessory fan device is axial flow blower or centrifugal blower.
As further improvement of the utility model, described accessory fan device is arranged at the interior side away from described dividing plate of described second warehouse.
As further improvement of the utility model, be provided with hermetically-sealed construction between described refrigeration system bottom and the described dividing plate.
As further improvement of the utility model, described first warehouse and described second warehouse are along upper and lower settings.
As further improvement of the utility model, described numeric display unit also comprises temperature sensor and temperature controller, described temperature sensor is arranged at the inboard air inlet of described cabinet position, described temperature controller and described temperature sensor cooperating, thus start or stop described refrigeration system work.
As further improvement of the utility model, described second air channel is formed between described two groups of display screen components or between described display screen component and the described cabinet inwall, and described first air channel is formed at respectively between described display screen component and the corresponding transparent screen.
The refrigeration system of numeric display unit of the present utility model independently is arranged on the top of display screen component, and the cold air of generation is earlier through the place ahead of display screen component of flowing through again, the rear of display screen component, thereby can improve people's influence and improve radiating effect.
Description of drawings
Fig. 1 is the cut-open view of first embodiment of the utility model numeric display unit.
Fig. 2 is the cut-open view of second embodiment of the utility model numeric display unit.
Fig. 3 is the cut-open view of the 3rd embodiment of the utility model numeric display unit.
Fig. 4 is the cut-open view of the 4th embodiment of the utility model numeric display unit.
Embodiment
As shown in Figure 1, the numeric display unit 1 of the utility model first embodiment, be single face screen numeric display unit, comprise cabinet 10, be installed in a display screen component 11 in the cabinet 10, to should display screen component 11 and be installed in transparent screen 12 and refrigeration system 13 on cabinet 10 1 sides.In several better embodiment of the present utility model, described cabinet 10 is rectangular-shaped, but cabinet also can be designed to other shapes according to actual needs.Be formed with air channel 14 between described display screen component 11 among first embodiment and the transparent screen 12.Described air channel 14 comprise be formed at first air channel 141 between described display screen component 11 and the described transparent screen 12 and be formed at described display screen component 11 and described cabinet 10 inwalls between second air channel 142.Described cabinet 10 comprises up and down and to separate first warehouse 101 that is provided with, second warehouse 102 and will described first warehouse 101 and the dividing plate 103 of second warehouse, 102 separations.Described refrigeration system 13 is positioned at first warehouse 101, and described display screen component 11 is positioned at second warehouse 102.
Described refrigeration system 13 comprises evaporator 131, evaporation fan 132, condenser 133, condensation fan 134 and refrigeration compressor 135.Described refrigeration system 13 also comprises the inboard air inlet 136 of cabinet, the inboard air outlet 137 of cabinet, cabinet outside air inlet 138 and cabinet outside air outlet 139.Described dividing plate 103 is provided with dividing plate gas outlet 104 corresponding with the inboard air inlet of cabinet 136 and the dividing plate air intake opening 105 corresponding with cabinet inboard air outlet 137.Described first air channel 141 communicates with described dividing plate gas outlet 104, and described second air channel 142 communicates with described dividing plate air intake opening 105.Be provided with hermetically-sealed construction between the bottom of described refrigeration system 13 and the dividing plate 103, can prevent that so air communication from crossing dividing plate 103 diffusion, thereby effectively compile air-flow.In the utility model, described hermetically-sealed construction is a sealing strip 15.Described first warehouse 101 comprises rear wall 106 and antetheca 107, and the cabinet of corresponding refrigeration system 13 outside air inlet 138 and air outlet 139 positions, the cabinet outside are provided with ventilating opening 108 on this rear wall 106 and the antetheca 107.
Described second warehouse 102 bottoms can also be provided with and promote air-flow round-robin accessory fan device 16, and in the utility model, described accessory fan device 16 is arranged between first air channel 141 and second air channel 142.The cold air that described refrigeration system 13 produces blows out from the inboard air outlet 137 of cabinet, dividing plate air intake opening 105 by dividing plate 103 flows into second warehouse, 102 inside, through second air channel 142 is display screen component 11 rear portions, cool off display screen component 11 from top to bottom, cold airflow progressively heats up after absorbing display screen component 11 heats, be collected to second warehouse, 102 bottoms simultaneously, under the promotion of bottom accessory fan device 16, flow from bottom to top from first air channel 141 again, pass the dividing plate gas outlet 104 of dividing plate 103, be evaporated blower fan 132 at last and suck the inboard air inlet 136 of cabinet, form the air-flow circulation and reach the cooling purpose.Wherein, described evaporation fan 132 is vertically arranged centrifugal blower, i.e. flash-pot 131 direction air intakes and from its sidepiece air-out.16 in the accessory fan device of described second warehouse 102 bottoms is vertically arranged axial flow blower.
In the utility model, can also be according to actual needs, the temperature controller (figure does not show) that temperature sensor (figure does not show) is set and is connected in the inboard air inlet of cabinet 136 positions of described refrigeration system 13 with described temperature sensor.In use, preset the unlatching of refrigeration system 13 earlier or stop temperature value, by detecting cabinet 10 inside and outside temperature, and judge whether to start or stop the work of described refrigeration system 13, that is judge whether to start or stop the running of condensation fan and/or refrigeration compressor according to temperature in the cabinet or cabinet internal and external temperature difference.Described transparent screen 12 is arranged in second warehouse 102 and display screen component 11 corresponding positions.Promptly start after evaporation fan 132 in the described refrigeration system 13 and 16 energisings of the accessory fan device of second warehouse, 102 inside, be normally open.
As shown in Figure 2, the numeric display unit 2 of the utility model second embodiment, it is identical substantially with numeric display unit 1 among first embodiment, and the structure of same section is not done at this and is repeated in this description.The main difference of second embodiment and first embodiment is not to be provided with the accessory fan device in the numeric display unit 2 of second embodiment, therefore, described cold wind blows out from the inboard air outlet 237 of refrigeration system 23 cabinets, dividing plate air intake opening 205 by dividing plate 203 flows into second warehouse, 202 inside, through display screen component 21 rear portions is second air channel 242, cool off display screen component 21 from top to bottom, cold airflow progressively heats up after absorbing display screen component 21 rear portion heats, and be collected to second warehouse, 202 bottoms, promptly and in first air channel 241 that forms between the transparent screen flow from bottom to top from display screen component 21 front portions again, finally pass the dividing plate gas outlet 204 of dividing plate 203, be evaporated the inboard air inlet 236 of cabinet that blower fan 232 sucks refrigeration system 23, form the air-flow circulation and reach the cooling purpose.
As shown in Figure 3, the numeric display unit 3 of the utility model the 3rd embodiment, it is identical substantially with numeric display unit 1 among first embodiment, and the structure of same section is not done at this and is repeated in this description.The main difference of the 3rd embodiment and first embodiment is that the numeric display unit 3 of the 3rd embodiment comprises two groups of display screen components 31, and the quantity of corresponding transparent screen 32 also is two.All form the air channel 34 that constitutes by first air channel 341 and second air channel 342 between each display screen component 31 and the corresponding transparent screen 32.Described second air channel 342 is formed between described two groups of display screen components 31, and described first air channel 341 is formed at respectively between described display screen component 31 and the corresponding transparent screen 32.The quantity of the inboard air inlet 336 of described cabinet is two.Described dividing plate air intake opening 305 is arranged at described dividing plate central part, and described dividing plate gas outlet 304 comprises two, is arranged at the both sides of described dividing plate air intake opening 305 respectively.In the 3rd embodiment, described refrigeration system 33 comprises a pair of evaporator 331 and is arranged on a evaporation fan 332 between a pair of evaporator 331.The axial flow blower that described evaporation fan 332 is installed for level, top air intake bottom air-out.Described second warehouse 302 bottoms are provided with accessory fan device 36, the axial flow blower that this accessory fan device 36 is installed for level.Described cold wind blows out from the inboard air outlet 337 of refrigeration system 33 cabinets, dividing plate air intake opening 305 by dividing plate 303 flows into second warehouse, 302 inside, through i.e. second air channel 342 between two display screen component 31 rear portions, cool off display screen component 31 from top to bottom, cold airflow progressively heats up after absorbing two display screen component 31 rear portion heats, and be collected to second warehouse, 302 bottoms, under the promotion of bottom accessory fan device 36, be divided into two strands of air-flows, flow from bottom to top in first air channel of passing between each self-corresponding display screen component 31 front portion and the transparent screen 32 341, the final dividing plate gas outlet 304 of passing correspondence respectively, be evaporated the inboard air inlet 336 of cabinet that blower fan 332 sucks refrigeration system 13, form the air-flow circulation and reach the cooling purpose.
As shown in Figure 4, the numeric display unit 4 of the utility model the 4th embodiment, it is identical substantially with numeric display unit 3 among the 3rd embodiment, and the structure of same section is not done at this and is repeated in this description.The main difference of the 4th embodiment and the 3rd embodiment is that the numeric display unit 4 of the 4th embodiment is not provided with the accessory fan device in the bottom of second warehouse 402, therefore, described cold wind blows out from the inboard air outlet 437 of refrigeration system 43 cabinets, flow into second warehouse, 402 inside by dividing plate 403 dividing plate air intake openings 405, between two display screen component 41 rear portions, cool off display screen component 41 from top to bottom, cold airflow progressively heats up after absorbing two display screen component 41 rear portion heats, and be collected to second warehouse, 402 bottoms, be divided into two strands of air-flows, flow from bottom to top in the air channel of passing between each self-corresponding display screen component 41 front portion and the transparent screen 42 44, the final dividing plate gas outlet 404 of passing correspondence respectively, enter the inboard air inlet 436 of refrigeration system 43 cabinets, form the air-flow circulation and reach the cooling purpose.
In sum, it below only is preferred embodiment of the present utility model, should not limit scope of the present utility model with this, be that every simple equivalent of being done according to the utility model claims and utility model description changes and modifies, all should still belong in the scope that the utility model patent contains.
Claims (10)
1. numeric display unit, comprise cabinet, be installed on the display screen component in the cabinet, corresponding described display screen component and the transparent screen that is provided with, refrigeration system, described refrigeration system comprises evaporator, evaporation fan, condenser, condensation fan and refrigeration compressor, it is characterized in that: described cabinet comprises first warehouse, second warehouse and the dividing plate that described first warehouse and second warehouse are isolated, described refrigeration system is positioned at first warehouse, described display screen component is positioned at second warehouse, described refrigeration system comprises inboard air inlet of cabinet and the inboard air outlet of cabinet, described dividing plate is provided with the dividing plate gas outlet corresponding with the inboard air inlet of described cabinet and reaches and the corresponding dividing plate air intake opening of the inboard air outlet of described cabinet, the cold air that described refrigeration system produces blows out from the inboard air outlet of described cabinet, flow into the second warehouse inside by described dividing plate air intake opening, through passing through the dividing plate gas outlet behind display screen component and the transparent screen, be sucked into the described first warehouse inside by described evaporation fan from the inboard air inlet of cabinet, form the air-flow circulation then.
2. numeric display unit as claimed in claim 1, it is characterized in that: be provided with first air channel and second air channel that are interconnected in described second warehouse, described first air channel communicates with described dividing plate air intake opening, and described second air channel communicates with described dividing plate gas outlet.
3. numeric display unit as claimed in claim 2, it is characterized in that: described numeric display unit comprises two groups of described display screen components and two described transparent screens, described dividing plate air intake opening is arranged at described dividing plate central part, described dividing plate gas outlet comprises two, is arranged at the both sides of described dividing plate air intake opening respectively.
4. numeric display unit as claimed in claim 2 is characterized in that: described evaporation fan is axial flow blower or the vertically arranged centrifugal blower that level is installed.
5. numeric display unit as claimed in claim 2 is characterized in that: be provided with promotion air-flow round-robin accessory fan device between described first air channel and described second air channel, described accessory fan device is axial flow blower or centrifugal blower.
6. numeric display unit as claimed in claim 5 is characterized in that: described accessory fan device is arranged at the interior side away from described dividing plate of described second warehouse.
7. numeric display unit as claimed in claim 1 is characterized in that: be provided with hermetically-sealed construction between described refrigeration system bottom and the described dividing plate.
8. numeric display unit as claimed in claim 1 is characterized in that: described first warehouse and described second warehouse are along upper and lower settings.
9. numeric display unit as claimed in claim 1, it is characterized in that: also comprise temperature sensor and temperature controller, described temperature sensor is arranged at the inboard air inlet of described cabinet position, described temperature controller and described temperature sensor cooperating, thus start or stop described refrigeration system work.
10. numeric display unit as claimed in claim 2, it is characterized in that: described second air channel is formed between described two groups of display screen components or between described display screen component and the described cabinet inwall, and described first air channel is formed at respectively between described display screen component and the corresponding transparent screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320094366 CN203102758U (en) | 2013-03-01 | 2013-03-01 | Digital display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320094366 CN203102758U (en) | 2013-03-01 | 2013-03-01 | Digital display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203102758U true CN203102758U (en) | 2013-07-31 |
Family
ID=48854145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320094366 Expired - Fee Related CN203102758U (en) | 2013-03-01 | 2013-03-01 | Digital display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203102758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021730A (en) * | 2013-03-01 | 2014-09-03 | 苏州昆拓热控系统股份有限公司 | Digital display device |
| CN104200758A (en) * | 2014-08-12 | 2014-12-10 | 苏州佳世达电通有限公司 | Display device |
-
2013
- 2013-03-01 CN CN 201320094366 patent/CN203102758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021730A (en) * | 2013-03-01 | 2014-09-03 | 苏州昆拓热控系统股份有限公司 | Digital display device |
| CN104200758A (en) * | 2014-08-12 | 2014-12-10 | 苏州佳世达电通有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20140301 |