CN107731110A - LED display with removal function - Google Patents

LED display with removal function Download PDF

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Publication number
CN107731110A
CN107731110A CN201711074767.9A CN201711074767A CN107731110A CN 107731110 A CN107731110 A CN 107731110A CN 201711074767 A CN201711074767 A CN 201711074767A CN 107731110 A CN107731110 A CN 107731110A
Authority
CN
China
Prior art keywords
display module
air
electronic display
hole
procapsid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201711074767.9A
Other languages
Chinese (zh)
Inventor
涓ュ己
严强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beihai Huayuan Electronics Co Ltd
Original Assignee
Beihai Huayuan Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beihai Huayuan Electronics Co Ltd filed Critical Beihai Huayuan Electronics Co Ltd
Priority to CN201711074767.9A priority Critical patent/CN107731110A/en
Publication of CN107731110A publication Critical patent/CN107731110A/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention discloses a kind of LED display with removal function, it includes：Electronic display module, it is provided with LED light emitting arrays and the passage of array arrangement, the passage form engraved structure to move air through the electronic display module on the electronic display module；Transparent panel；Casing, it includes procapsid and back casing, the procapsid is used to fix the electronic display module with transparent panel, the transparent panel, electronic display module surround cavity together with the procapsid, the transparent panel, the junction of electronic display module and the procapsid seal, the procapsid is provided with the air-flow through hole connected with the cavity, and heat emission hole is provided with the back casing；Dehumidifying cooling system, it realizes that the quick dehumidifying of system cools by air heating apparatus and gas actuating device.The display screen of the present invention has the features such as radiating efficiency is high, and dehumidifying effect is quick.

Description

LED display with removal function
Technical field
The present invention relates to electronic display technical field, more particularly to a kind of LED display with removal function.
Background technology
LED is a kind of solid-state semiconductor device, directly can be switched to electric energy for luminous energy.As traditional light source, LED Also substantial amounts of heat can be produced during work.LED has the advantages that energy-conservation, service life length, inside do not have heavy metal Hg, makes LED is widely used in life.The electronic display prepared using LED as light source, can be used for show word, figure, image, The display screen of the various information such as animation, market, video, video signal.LED display can be not only used for indoor environment, also It can be used for indoor environment, purposes scope is quite varied.LED display is in the larger environment of humidity by placing for a long time Afterwards, if without dehumidifying, it is most likely that cause line short, cause the damage of LED display.,
The content of the invention
It is an object of the invention to solve at least the above and/or defect, and provide at least will be described later it is excellent Point.
Another object of the present invention is just to provide a kind of radiating efficiency height, has the LED display of removal function.
In order to realize object of the present invention and other advantages, there is provided a kind of LED display with removal function, its Including：
Electronic display module, it is provided with LED light emitting arrays, and the LED light emitting arrays arrange to form light-emitting area, the hair Be provided with the passage of array arrangement in smooth surface, the passage from the light-emitting area on the electronic display module with The electronic display module is set to form the engraved structure of ventilation；
Transparent panel, it is arranged on the front end of the light-emitting area of the electronic display module, the transparent panel and the electronic display Show that module parallel is set；
Casing, it includes procapsid and back casing, and the procapsid is used to consolidate the electronic display module with transparent panel Fixed, the transparent panel, electronic display module and the procapsid surround cavity, the transparent panel, electronic display module with it is described The junction sealing of procapsid, the procapsid are provided with the air-flow through hole connected with the cavity, set on the back casing There is heat emission hole, electric control valve is provided with the air-flow through hole and heat emission hole, for controlling beating for air-flow through hole and heat emission hole On or off is closed, to play moistureproof dust-proof effect；
Dehumidifying cooling system, it includes gas actuating device, temperature-detecting device, humidity detector, air heating dress Put and controller；
The gas actuating device is arranged on the air-flow through hole, for the gas in the external world to be sent into the cavity；
Temperature-detecting device is arranged on the rear end of the electronic display module, for detecting the temperature of the electronic display module Degree；
Humidity detector is arranged on the electronic display module, for detecting the humidity of the electronic display module；
Air heating apparatus is arranged on the air-flow through hole, and the air of air-flow through hole is flowed through for heating；
Controller, it is electrically connected with gas actuating device, temperature-detecting device, electric control valve and moisture detector, institute When stating temperature-detecting device and detecting temperature >=40 DEG C, the controller starts gas actuating device and works and open electrically-controlled valve Door, when the temperature-detecting device detects 40 DEG C of temperature ＜, the controller stops gas actuating device work, and closes electricity Valve is controlled, the moisture detector detects humidity >=80% of the electronic display module, and the controller starts the sky Gas heater and gas actuating device work, and open electric control valve；The moisture detector detects the electricity The humidity ＜ 80% of sub- display module, the controller stop the air heating apparatus work.
Preferably, the passage is circle, and aperture is 0.5~1mm.
Preferably, the line space of the passage of the array arrangement is 1~2cm, and column pitch is 1~2cm.
Preferably, the transparent panel is transparent plastic sheet.
Preferably, the gas actuating device is electrohydrodynamics (EHD) air pump.Electrohydrodynamics air pump Have the advantages that small volume, energy consumption are low, wind speed is big, noise is small, by setting electrohydrodynamics air pump, can quickly realize electricity The cooling and heating of sub- display module.
Preferably, the procapsid with the back casing by snapping connection.
Preferably, temperature of the gas in the air-flow through hole after air heating means heats is 45~50 DEG C. In the larger environment of air humidity, by setting air heater, dehumidifying, anticreep effect can be played.
Preferably, the air-flow through hole connects with air air filter.By setting air cleaner, can remove in air Dust, avoid dust from entering cavity inside, influence the display effect of display screen.
Beneficial effects of the present invention：By setting transparent panel in the front end of electronic display module, electronic display module is risen Protective effect is arrived；Cavity is set between electronic display module and transparent panel, make gas from air-flow through hole enter cavity after from The passage discharge of electronic display module, makes whole electronic display module radiating efficiency high, radiating effect evenly, avoids biography The characteristics of radiating mode radiating effect of uniting is bad, and radiating inequality causes local temperature higher；By setting temperature control system, make LED Display screen is in optimal operating temperature, it is impossible to contributes to energy-conservation energy consumption, moreover it is possible to extend the service life of display screen；Pass through setting Air heater, moreover it is possible to play a part of dehumidifying, avoid display screen from short circuit occur after making moist.
Brief description of the drawings
Fig. 1 is a kind of section schematic diagram of the LED display with removal function of the present invention；
Fig. 2 is a kind of schematic diagram of the electronic display module of the LED display with removal function of the present invention.
1st, electronic display module；2nd, transparent panel；3rd, air-flow through hole；4th, casing；5th, passage；6th, LED light emitting arrays；7th, dissipate Hot hole；8th, air-flow.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text Word can be implemented according to this.
As shown in figure 1, a kind of LED display with removal function, it includes：
Electronic display module 1, as shown in Fig. 2 it is provided with LED light emitting arrays 6, the LED light emitting arrays arrange to be formed Light-emitting area, the passage 5 of array arrangement is provided with the light-emitting area, the passage 5 is from the light-emitting area through described So that the electronic display module 1 forms the engraved structure of ventilation on electronic display module 1；
Transparent panel 2, it is arranged on the light-emitting area front end of the electronic display module 1, the transparent panel 2 and the electronics Display module 1 be arranged in parallel；
Casing 4, it includes procapsid and back casing, and the procapsid is used for the electronic display module 1 and transparent panel 2 Fixed, the transparent panel 2, electronic display module 1 surround cavity, the transparent panel 2, electronical display mould together with the procapsid The junction of block 1 and the procapsid seals, and the procapsid is provided with the air-flow through hole connected with the cavity, the rear shell Heat emission hole 7 is provided with body, the heat emission hole 7 and the air-flow through hole are provided with electric control valve, for controlling the He of heat emission hole 7 The air-flow through hole opens or closes；
Dehumidifying cooling system, it includes gas actuating device, temperature-detecting device, humidity detector, air heating dress Put and controller；
The gas actuating device is arranged on the air-flow through hole, for the gas in the external world to be sent into the cavity；
Temperature-detecting device is arranged on the rear end of the electronic display module, for detecting the temperature of the electronic display module Degree；
Humidity detector is arranged on the electronic display module, for detecting the humidity of the electronic display module；
Air heating apparatus is arranged on the air-flow through hole, and the air of air-flow through hole is flowed through for heating；
Controller, it connects with gas actuating device, temperature-detecting device, electric control valve and moisture detector electric signal Connect, when the temperature-detecting device detects temperature >=40 DEG C, the controller starts gas actuating device and works and open electricity Valve is controlled, when the temperature-detecting device detects 40 DEG C of temperature ＜, the controller stops gas actuating device work, and closes Electric control valve is closed, the moisture detector detects humidity >=80% of the electronic display module, and the controller starts institute Air heating apparatus and gas actuating device work are stated, and opens electric control valve；The moisture detector detects institute The humidity ＜ 80% of electronic display module is stated, the controller stops the air heating apparatus work.
In order to not influence the display effect of LED display, the passage is provided in round, pore size is arranged to 0.5mm。
In order that electronic display module has good radiating effect, the line space for the passage that the array is arranged For 1cm, column pitch 1cm, make the radiating effect of electronic display module more abundant.
In order to obtain good translucent effect and good shockproof, resistance to compression effect, the transparent panel is transparent plastic sheet.
In order to reduce energy consumption and obtain stronger wind speed, the gas actuating device is that electrohydrodynamics (EHD) is empty Air pump.Electrohydrodynamics air pump has the advantages that small volume, energy consumption are low, wind speed is big, noise is small, by setting electrofluid to move Mechanics air pump, it can quickly realize the cooling and heating of electronic display module.
For the dismounting and maintenance of casing, the procapsid is with the back casing by snapping connection.
In order that the display screen after making moist can be removed moisture quickly normally to work, the gas in the air-flow through hole Temperature after air heating means heats is 45~50 DEG C.By setting air heater, the electronical display mould to make moist can be made Block quickly air-dries, so that it is guaranteed that electronic display normally works.
In order to avoid dust enter cavity in, the air-flow through hole connected with air air filter pass air through filter after again Enter in inner chamber.By setting air cleaner, the dust in air can be removed, avoids dust from entering cavity inside, is influenceed The display effect of display screen.
LED display of the present invention so cools：Air-flow 8 enters in cavity by air-flow through hole, the air-flow in cavity Discharged after the passage of electronic display module from heat emission hole, realize and take the heat of electronic display module out of.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited In specific details and shown here as the legend with description.

Claims (8)

  1. A kind of 1. LED display with removal function, it is characterised in that including：
    Electronic display module, it is provided with LED light emitting arrays and the passage of array arrangement, the LED light emitting arrays row Cloth forms light-emitting area, and the passage of array arrangement is provided with the light-emitting area, and the passage runs through from the light-emitting area So that the electronic display module forms the engraved structure of ventilation on the electronic display module；
    Transparent panel, it is arranged on the front end of the light-emitting area of the electronic display module, the transparent panel and the electronical display mould Block be arranged in parallel；
    Casing, it includes procapsid and back casing, and the electronic display module and transparent panel, institute are fixed and supported to the procapsid State transparent panel, electronic display module and the procapsid and surround cavity, the transparent panel, electronic display module and the procapsid Junction sealing, the procapsid is provided with the air-flow through hole that is connected with the cavity, radiating is provided with the back casing Electric control valve is provided with hole, the heat emission hole and the air-flow through hole, for controlling the opening of the gentle opening of heat emission hole Or close；
    Dehumidifying cooling system, it include gas actuating device, temperature-detecting device, humidity detector, air heating apparatus with And controller；
    The gas actuating device is arranged on the air-flow through hole, for the gas in the external world to be sent into the cavity；
    The temperature-detecting device is arranged on the rear end of the electronic display module, for detecting the temperature of the electronic display module Degree；
    The humidity detector is arranged on the electronic display module, for detecting the humidity of the electronic display module；
    The air heating apparatus is arranged on the air-flow through hole, and the air of air-flow through hole is flowed through for heating；
    The controller, it is electrically connected with gas actuating device, temperature-detecting device, moisture detector and electric control valve, institute When stating temperature-detecting device and detecting temperature >=40 DEG C, the controller starts gas actuating device work, and opens electrically-controlled valve Door, when the temperature-detecting device detects 40 DEG C of temperature ＜, the controller stops gas actuating device work, and closes electricity Valve is controlled, the moisture detector detects humidity >=80% of the electronic display module, and the controller starts the sky Gas heater and gas actuating device work, and open electric control valve；The moisture detector detects the electricity The humidity ＜ 80% of sub- display module, the controller stop the air heating apparatus work.
  2. 2. the LED display according to claim 1 with removal function, it is characterised in that the passage is circle, Aperture is 0.5~1mm.
  3. 3. the LED display according to claim 1 with removal function, it is characterised in that the array arrangement The line space of passage is 1~2cm, and column pitch is 1~2cm.
  4. 4. the LED display according to claim 1 with removal function, it is characterised in that the transparent panel is transparent Plastic plate.
  5. 5. the LED display according to claim 1 with removal function, it is characterised in that the gas actuating device For electrohydrodynamics air pump.
  6. 6. the LED display according to claim 1 with removal function, it is characterised in that the procapsid with it is described Back casing is by snapping connection.
  7. 7. the LED display according to claim 1 with removal function, it is characterised in that in the air-flow through hole Temperature of the gas after air heating means heats is 45~50 DEG C.
  8. 8. the LED display according to claim 7 with removal function, it is characterised in that the air-flow through hole and sky Gas air filter connects.
CN201711074767.9A 2017-11-06 2017-11-06 LED display with removal function Withdrawn CN107731110A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711074767.9A CN107731110A (en) 2017-11-06 2017-11-06 LED display with removal function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711074767.9A CN107731110A (en) 2017-11-06 2017-11-06 LED display with removal function

Publications (1)

Publication Number Publication Date
CN107731110A true CN107731110A (en) 2018-02-23

Family

ID=61222261

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711074767.9A Withdrawn CN107731110A (en) 2017-11-06 2017-11-06 LED display with removal function

Country Status (1)

Country Link
CN (1) CN107731110A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111405829A (en) * 2020-04-08 2020-07-10 深圳传音控股股份有限公司 Heat dissipation structure, method and terminal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111405829A (en) * 2020-04-08 2020-07-10 深圳传音控股股份有限公司 Heat dissipation structure, method and terminal
CN111405829B (en) * 2020-04-08 2022-06-03 深圳传音控股股份有限公司 Heat dissipation structure, method and terminal

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SE01 Entry into force of request for substantive examination
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WW01 Invention patent application withdrawn after publication

Application publication date: 20180223

WW01 Invention patent application withdrawn after publication