CN205384839U - Light -emitting diode (LED) display screen - Google Patents
Light -emitting diode (LED) display screen Download PDFInfo
- Publication number
- CN205384839U CN205384839U CN201521128213.9U CN201521128213U CN205384839U CN 205384839 U CN205384839 U CN 205384839U CN 201521128213 U CN201521128213 U CN 201521128213U CN 205384839 U CN205384839 U CN 205384839U
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- circuit board
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Abstract
The utility model relates to a light -emitting diode (LED) display screen, including transparency glass plate, LED board and bottom plate, transparency glass plate fixes in the upper end of LED board, and the bottom plate is fixed the lower extreme of LED board, the up end align to grid of this LED board has a plurality of LED lamps, and the lower terminal surface of LED board is equipped with temperature sensor, is equipped with the circuit board on the bottom plate, is equipped with CPU on the circuit board, is equipped with sealed glue between LED board and the circuit board, the periphery of bottom plate is equipped with heat -dissipating frame, and heat -dissipating frame's outer wall is equipped with photosensitive sensor, temperature sensor, photosensitive sensor and LED lamp all are connected with CPU. Through photosensitive sensor and temperature sensor dual function, automatically regulated light -emitting diode (LED) display screen's luminance, the gap between LED board and the circuit board can effectively be filled to sealed glue, plays fine waterproof and sealed effect.
Description
Technical field
This utility model relates to LED device technical field, particularly relates to a kind of LED display.
Background technology
Light emitting diode is a kind of semiconducting solid luminescent device, and it utilizes semiconductor PN as luminescent material, it is possible to electricity is converted into light.When the two ends of semiconductor PN are plus, after forward voltage, injecting the electronics in PN junction and compound occurs in hole, discharged with the form of photon by superfluous energy.LED has life-span length, advantage low in energy consumption, day by day maturation along with technology, the also increasingly diversification of the utilization field of LED, wherein, the manufacturing process of field of LED display is also more and more ripe, from initial single primary colours display screen to the colorful and full-color display screen become by LED core tablet matrix group, LED display is widely used for multimedia advertising and public bulletin shows.
Present LED display mostly can not regulate brightness, can cause the wasting of resources, and heat that LED chip dispels the heat when working long hours is too high is also easily damaged LED chip, it addition, waterproof effect is also undesirable.
Utility model content
For above-mentioned technical problem, the purpose of this utility model is in that to provide a kind of LED display, and it can carry out ABC according to environment, and has heat radiation and water-proof function.
For realizing above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of LED display, including transparency glass plate, LED board and base plate, described transparency glass plate is fixed on the upper end of LED board, base plate is fixed on the lower end of described LED board, the upper surface of this LED board is evenly distributed multiple LED, and the lower surface of LED board is provided with temperature sensor, and described base plate is provided with circuit board, described circuit board is provided with CPU, is provided with fluid sealant between described LED board and circuit board；The periphery of base plate is provided with heat radiation frame, the outer wall of described heat radiation frame is provided with light sensor, described temperature sensor, light sensor and LED are all connected with CPU, described temperature sensor is for detecting the temperature signal of LED board, and send this temperature signal to CPU, described light sensor is for detecting the light intensity signal in the external world, and sends this light intensity signal to CPU.
Preferably, the shape of described transparency glass plate, LED board, base plate and heat radiation frame is square.
Preferably, described circuit board being additionally provided with wireless receiver, described CPU is connected with outside intelligent terminal by this wireless receiver.
Compared to existing technology, the beneficial effects of the utility model are in that:
1, this utility model passes through light sensor and temperature sensor dual function, control the brightness of LED display, when temperature is too high, turn down the brightness of LED display, to reduce caloric value, adapt to environment by the extraneous light intensity of light sensor sensing with the brightness regulating LED display, save power consumption；
That 2, passes through heat radiation frame arranges reinforcement radiating effect, postpones service life；
3, fluid sealant is set between LED board and circuit board, it is possible to effectively fill the gap between LED board and circuit board, play good waterproof and sealing effectiveness.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of LED display of the present utility model；
Fig. 2 is the function structure chart of a kind of LED display of the present utility model.
Wherein, 1, transparency glass plate；2, LED board；21, LED；22, temperature sensor；3, base plate；4, circuit board；41、CPU；42, wireless receiver；5, fluid sealant；6, heat radiation frame；61, light sensor；7, intelligent terminal.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, this utility model is described further:
Referring to Fig. 1 and Fig. 2, this utility model provides a kind of LED display, mainly include transparency glass plate 1, LED board 2 and base plate 3, transparency glass plate 1 and base plate 3 are all fixed with LED board 2, transparency glass plate 1 is fixed on the upper end of LED board 2, base plate 3 is fixed on the lower end of LED board 2, between two the fixing overall structure forming similar flat board.
Definition LED board 2 is upper surface near the end face of transparency glass plate 1, end face near base plate 3 is lower surface, evenly distributed in the upper surface of LED board 2 have multiple LED 21, the lower surface of LED board 2 is provided with temperature sensor 22, this temperature sensor 22 can detect the temperature signal of LED board 2, in real time detection temperature environment within this LED display.Base plate 3 is provided with circuit board 4, it is provided with CPU41 on the circuit board 4, this temperature sensor 22 and LED 21 are all connected with CPU41, temperature sensor 22 output temperature signal is to CPU41, CPU41 internal preset has temperature value, when this temperature signal is beyond preset value, just reduces the power of LED 21 to reduce brightness, thus reducing caloric value, it is to avoid LED damages.
The periphery of base plate 3 is provided with heat radiation frame 6, the outer wall of this heat radiation frame 6 is provided with light sensor 61, radiating effect strengthened further by heat radiation frame 6, can increasing the service life, light sensor 61 is located at outside and is connected with CPU41, it is possible to the light change that sensitive detection is extraneous, detection light intensity signal, and output intensity signal regulates the luminosity of LED 21 to adapt to environment to CPU41, CPU41 according to light intensity signal, facilitate user's reading and browsing simultaneously.
For solving the problem of water resistance further, fluid sealant 5 is set between LED board 2 and circuit board 4, it is possible to effectively fill the gap between LED board 2 and circuit board 4, play good waterproof and sealing effectiveness.
As preferably, transparency glass plate 1 is shaped to square, and in order to mate with this square transparency glass plate 1, the shape arranging LED board 2, base plate 3 and heat radiation frame 6 accordingly is square.
It is additionally provided with wireless receiver 42, CPU41 on the circuit board 4 to be connected with outside intelligent terminal 7 by this wireless receiver 42.By this wireless receiver 42, it is possible to the control signal of the intelligent terminal 7 outside receiving, it is achieved remotely this LED display to be controlled operation.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various corresponding changes and deformation, and all these change and deformation all should belong within this utility model scope of the claims.
Claims (3)
1. a LED display, it is characterized in that, including transparency glass plate, LED board and base plate, described transparency glass plate is fixed on the upper end of LED board, and base plate is fixed on the lower end of described LED board, and the upper surface of this LED board is evenly distributed multiple LED, the lower surface of LED board is provided with temperature sensor, described base plate is provided with circuit board, and described circuit board is provided with CPU, is provided with fluid sealant between described LED board and circuit board；The periphery of base plate is provided with heat radiation frame, the outer wall of described heat radiation frame is provided with light sensor, described temperature sensor, light sensor and LED are all connected with CPU, described temperature sensor is for detecting the temperature signal of LED board, and send this temperature signal to CPU, described light sensor is for detecting the light intensity signal in the external world, and sends this light intensity signal to CPU.
2. LED display as claimed in claim 1, it is characterised in that the shape of described transparency glass plate, LED board, base plate and heat radiation frame is square.
3. LED display as claimed in claim 1, it is characterised in that being additionally provided with wireless receiver on described circuit board, described CPU is connected with outside intelligent terminal by this wireless receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128213.9U CN205384839U (en) | 2015-12-28 | 2015-12-28 | Light -emitting diode (LED) display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128213.9U CN205384839U (en) | 2015-12-28 | 2015-12-28 | Light -emitting diode (LED) display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205384839U true CN205384839U (en) | 2016-07-13 |
Family
ID=56339171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521128213.9U Expired - Fee Related CN205384839U (en) | 2015-12-28 | 2015-12-28 | Light -emitting diode (LED) display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205384839U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714517A (en) * | 2016-12-30 | 2017-05-24 | 上海航天科工电器研究院有限公司 | Liquid-cooled board card module for multipoint temperature monitoring |
| CN107608244A (en) * | 2017-09-11 | 2018-01-19 | 合肥缤赫信息科技有限公司 | A kind of intelligent anti-water control system of dual surface LED display screen |
| CN108597459A (en) * | 2018-06-29 | 2018-09-28 | 深圳市维冠视界科技股份有限公司 | a kind of display device and vending machine |
| CN109308869A (en) * | 2017-07-27 | 2019-02-05 | 第移动有限公司 | Wireless control type transparent light emitting apparatus |
-
2015
- 2015-12-28 CN CN201521128213.9U patent/CN205384839U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714517A (en) * | 2016-12-30 | 2017-05-24 | 上海航天科工电器研究院有限公司 | Liquid-cooled board card module for multipoint temperature monitoring |
| CN109308869A (en) * | 2017-07-27 | 2019-02-05 | 第移动有限公司 | Wireless control type transparent light emitting apparatus |
| CN107608244A (en) * | 2017-09-11 | 2018-01-19 | 合肥缤赫信息科技有限公司 | A kind of intelligent anti-water control system of dual surface LED display screen |
| CN108597459A (en) * | 2018-06-29 | 2018-09-28 | 深圳市维冠视界科技股份有限公司 | a kind of display device and vending machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20201228 |