CN203038596U - Novel outdoor LED display screen - Google Patents
Novel outdoor LED display screen Download PDFInfo
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- CN203038596U CN203038596U CN 201220726892 CN201220726892U CN203038596U CN 203038596 U CN203038596 U CN 203038596U CN 201220726892 CN201220726892 CN 201220726892 CN 201220726892 U CN201220726892 U CN 201220726892U CN 203038596 U CN203038596 U CN 203038596U
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Abstract
The utility model discloses a novel outdoor LED display screen which comprises an LED display screen body and a solar power generator. The LED display screen body comprises a main framework and a display driving circuit, a plurality of unit plates are arranged in the main framework, are horizontally and uniformly embedded in the main framework and are provided with a plurality of LED luminous modules, the solar power generator comprises a solar grating plate, a storage battery set, a load output end, an MCU (microprogrammed control unit), a charging control circuit, an output control circuit, a photovoltaic voltage sampling circuit, a battery voltage sampling circuit, a temperature sampling circuit and an output current sampling circuit, the solar grating plate is connected with the storage battery set, and the storage battery set is connected with the load output end. The novel outdoor LED display screen has the advantages that the novel outdoor LED display screen is high in safety, convenient to install, detach and maintain, novel in structure and reasonable in design, and is light and thin on the basis that a visual range and a radiating effect of the display screen are unaffected.
Description
Technical field
The utility model relates to the LED lighting field, relates in particular to a kind of novel outdoor LED display screen.
Background technology
LED is with the luminescence efficiency height; long service life; safe and reliable and characteristics environmental protection and energy saving are paid attention to widely; LED is presented at large-scale activity and more important role has been brought into play in important events; so in large-scale activity; LED display reliability of applying and the stability in important places etc. are very important; stage now; pursue healthy in the whole world; environmental protection pressure; under the great situation of energy crisis; semiconductor lighting oneself by universally acknowledged be a kind of important channel of health energy-saving environment protective; expand its range of application just at faster speed; in the advanced information society; demonstration product and technology as people's one machine information visual communication medium are developed rapidly; lattice module or pixel cell that the LED display screen utilizes light emitting diode to constitute are formed; in order to display pattern; Word message; and with its reliability height; long service life; adaptive capacity to environment is strong; characteristics such as cost performance height, shooting up is the main product of flat pannel display, has obtained using widely in field of information display.Yet conventional LED display screen is on the lighttight slab construction of bulk, utilizing light emitting diode is that LED forms a pixel, each pixel becomes to have cell board or the casing of pattern, Word message with certain interval matrix permutation and combination, and the cell board of varying number or casing piece together a monoblock display screen of different area again.
Because the light emitting pixel of display screen all is arranged on the lighttight bulk slab construction, display screen is come with some shortcomings when the application of some occasion, such as, glass of building within the walls or outside the visual effect that large-area conventional LED display screen can influence personnel in the daylighting of interior of building and the building is installed, or the influence visual effect of inwardly being watched by the buildings outside; In a monoblock slab construction LED lamp is installed, if lattice module or pixel cell that each LED lamp constitutes are too intensive, to produce very big heat when the LED lamp is worked so, and the heat dispersion of the light tight flat board of bulk is poor, if the LED lamp works long hours, each parts will bear bigger load, if lattice module or the pixel cell of LED lamp formation are arranged the sparse good screen display effect that do not reach again; And the dull and stereotyped giant-screen angular field of view of forming of a monoblock is little, angle can not be adjusted and the dull and stereotyped display screen of forming of bulk is installed, dismounting and maintenance are all very inconvenient, if subregion LED damages when maybe needing to change, change the module of monoblock, cause the waste on the resource, at present, global environment goes from bad to worse, and each state is all at the development clean energy resource, rapid growth along with national economy, there is critical shortage in electric power supply, therefore, and the various wind energies of utilizing, sun power replaces the device of electric energy to occur thereupon,, existing Blast Furnace Top Gas Recovery Turbine Unit (TRT) does not have lightning protection, anti-overflow, and the function of solar panel and the complementary power supply of battery pack have brought the very big inconvenience of using, power supply, the charging reliability is also lower, therefore, there is defective in prior art, needs to improve.
The utility model content
For addressing the above problem, it is a kind of safe that the utility model provides, and be convenient to install, dismantle and maintenance, and more frivolous on the basis that does not influence display screen visual range and radiating effect, novel structure, novel outdoor LED display screen reasonable in design.
The technical scheme that adopts is for achieving the above object: a kind of novel outdoor LED display screen, comprise LED display body, device of solar generating, described LED display body comprises main body framework, display driver circuit, a plurality of cell boards are set in the described main body framework, described cell board level embeds in the main body framework uniformly, described cell board arranges a plurality of LED light emitting modules, described cell board offers the lattice-like plug-in opening that matches with the LED light emitting module, described LED light emitting module is plugged in the plug-in opening, and is connected with display driver circuit; Described device of solar generating comprises sun power screen, battery pack, load output terminal, MCU, charging control circuit, output control circuit, described sun power screen is connected with battery pack, described battery pack is connected with the load output terminal, and the load output terminal is connected with the display driver circuit of LED display; Described device of solar generating also is provided with photovoltaic voltage sampling circuit, battery voltage sampling circuit, temperature sampling circuit, output current sample circuit, the input end of described sun power screen is connected with the photovoltaic voltage sampling circuit, and described photovoltaic voltage sampling circuit is connected with MCU; Described battery pack is connected with battery voltage sampling circuit, temperature sampling circuit respectively, and described battery voltage sampling circuit, temperature sampling circuit are connected with MCU respectively; Described load output terminal is connected with the output current sample circuit, and described output current sample circuit is connected with MCU; Described MCU is connected with the sun power screen by charging control circuit; Described MCU is connected with the load output terminal by output control circuit;
Be provided with positive electrode, the negative electrode of mutually insulated in the described plug-in opening, described positive electrode, negative electrode are connected with display driver circuit, and described LED light emitting module is plugged in the plug-in opening and with positive electrode, negative electrode contact and is connected; Described cell board arranged outside guard shield is provided with the draw-in groove that adapts with cell board in the described guard shield, described cell board is positioned in the draw-in groove, and described cell board is that cassette is connected with guard shield;
Described device of solar generating also is provided with lightning protection circuit, and described lightning protection circuit is arranged between the positive and negative electrode of sun power screen input end.
Beneficial effect with respect to prior art is, a plurality of elongate strip cell boards are set in main body framework, and also can play the whole structure that the bulk panel display screen shows by interconnecting of each elongate strip cell board, such structure arranges to be used flexibly, is convenient to install, dismounting and maintenance; Screen body ventilation and heat performance is good, and the long-term work that is conducive to LED and power supply is used; Such screen entire combination can make the daylighting of screen low-carbon energy-saving effective, penetrating structure makes on the basis that does not influence visual range and radiating effect, steadiness and the dirigibility of LED display have been increased, the LED light emitting module is plugged in the plug-in opening, light emitting module is not to be welded on the electrode but to be connected with the electrode contact, people oneself design the display screen of different pattern as required, only needing to insert in the plug-in opening of graphics display area the LED light emitting module gets final product, assemble very convenient, if the deviser wants to change original display pattern, can be easy to the LED light emitting module is pulled out from cell board, again the LED light emitting module of pegging graft, thereby obtain different display patterns, saved the cost of a large amount of manufacturings; In addition, add have lightning protection, the device of solar generating of function such as anti-overflow, utilize the conversion of solar energy electric energy, environmental protection and energy saving, pollution-free, in epoch of this energy deficiency now, the mode of this replacement electric energy is by good practical value.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is composition diagram of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
As shown in Figure 1 and Figure 2, this novel outdoor LED display screen is safe, and be convenient to install, dismantle and maintenance, and more frivolous on the basis that does not influence display screen visual range and radiating effect, novel structure, reasonable in design.This novel outdoor LED display screen, comprise the LED display body, device of solar generating, described LED display body comprises main body framework 3, display driver circuit 12, a plurality of cell boards 7 are set in the described main body framework 3, described cell board 7 levels embed in the main body framework 3 uniformly, described cell board 7 is that elongate strip is laminar, described cell board 7 arranged outside guard shields 2, be provided with the draw-in groove that adapts with cell board 7 in the described guard shield 2, described cell board 7 is positioned in the draw-in groove, described cell board 7 is connected for cassette with guard shield 2, whole hollow out setting, penetrating structure makes on the basis that does not influence visual range and radiating effect, has increased steadiness and the dirigibility of LED display, penetrating structure windage is extremely low, even also can use in the weather of strong wind;
When if a product in the whole screen breaks down, can be directly dismounting and change and need not to remove other products separately, solve the product emergency situations rapidly, realize safeguarding fast; Simultaneously, the integral body of screen body adopts cell board thickness to gradually reduce design from the centre to both sides of the edge, and it is little to take up room, and saves stage space and transportation vanning space, gives to use and transportation has brought very big facility;
Described cell board 7 arranges a plurality of LED light emitting modules, described cell board 7 offers the lattice-like plug-in opening that matches with the LED light emitting module, be provided with the positive electrode of mutually insulated in each plug-in opening, negative electrode, described positive electrode, negative electrode is connected with display driver circuit, described LED light emitting module is plugged in the also interior and positive electrode of plug-in opening, the negative electrode contact connects, described LED light emitting module comprises the LED luminescence chip, the plug-in mounting body, arrange and positive electrode on the described plug-in mounting body, the contact electrode that negative electrode is complementary, in the described plug-in mounting body current-limiting circuit is set, described current-limiting circuit one end is connected with the LED luminescence chip, and the other end is connected with contact electrode; Described positive electrode, negative electrode is made by the metal of electric conductivity, mutually insulated is arranged, plug-in opening is circular, or it is square, the LED light emitting module is consistent with the shape of plug-in opening, make things convenient for the installation and removal of LED light emitting module, people oneself design the display screen of different pattern as required, only needing to insert in the plug-in opening of graphics display area the LED light emitting module gets final product, assemble very convenient, if the deviser wants to change original display pattern, can be easy to the LED light emitting module is pulled out from cell board the LED light emitting module of pegging graft again, thereby obtain different display patterns, saved the cost of a large amount of manufacturings.
Described device of solar generating comprises sun power screen 13, battery pack 14, load output terminal 15, MCU22, charging control circuit 21, output control circuit 23, described sun power screen 13 is connected with battery pack 14, described battery pack 14 is connected with load output terminal 15, and load output terminal 15 is connected with the display driver circuit 12 of LED display; Described device of solar generating also is provided with photovoltaic voltage sampling circuit 16, battery voltage sampling circuit 18, temperature sampling circuit 17, output current sample circuit 19, the input end of described sun power screen 13 is connected with photovoltaic voltage sampling circuit 16, and described photovoltaic voltage sampling circuit 16 is connected with MCU22; Described battery pack 14 is connected with battery voltage sampling circuit 18, temperature sampling circuit 17 respectively, and described battery voltage sampling circuit 18, temperature sampling circuit 17 are connected with MCU respectively; Described load output terminal 15 is connected with output current sample circuit 19, and described output current sample circuit 19 is connected with MCU; Described MCU is connected with sun power screen 13 by charging control circuit 21; Described MCU is connected with load output terminal 15 by output control circuit 23; Sun power screen input voltage, accumulator battery voltage that MCU obtains according to sampling, judge whether sun power screen input voltage is normal, judge whether battery pack overcharges, so that control is opened or the disconnection charging, charging control circuit is regulated the pwm pulse width of MCU output, realization is the continuous adjusting from zero to maximum to charging current, the load output current that MCU also obtains according to sampling is by the output of output control circuit control disconnecting consumers; Described device of solar generating also is provided with lightning protection circuit 11, and described lightning protection circuit 11 is arranged between the positive and negative electrode of sun power screen input end.
The above embodiment only is used for illustrating the utility model, but is not limited thereto.Under the condition that does not depart from the utility model design, affiliated technical field personnel can make suitable change adjustment, and these change adjustment also should be included within the claim protection domain of the present utility model.
Claims (3)
1. novel outdoor LED display screen, it is characterized in that, comprise LED display body, device of solar generating, described LED display body comprises main body framework, display driver circuit, a plurality of cell boards are set in the described main body framework, described cell board level embeds in the main body framework uniformly, described cell board arranges a plurality of LED light emitting modules, described cell board offers the lattice-like plug-in opening that matches with the LED light emitting module, described LED light emitting module is plugged in the plug-in opening, and is connected with display driver circuit; Described device of solar generating comprises sun power screen, battery pack, load output terminal, MCU, charging control circuit, output control circuit, described sun power screen is connected with battery pack, described battery pack is connected with the load output terminal, and the load output terminal is connected with the display driver circuit of LED display; Described device of solar generating also is provided with photovoltaic voltage sampling circuit, battery voltage sampling circuit, temperature sampling circuit, output current sample circuit, the input end of described sun power screen is connected with the photovoltaic voltage sampling circuit, and described photovoltaic voltage sampling circuit is connected with MCU; Described battery pack is connected with battery voltage sampling circuit, temperature sampling circuit respectively, and described battery voltage sampling circuit, temperature sampling circuit are connected with MCU respectively; Described load output terminal is connected with the output current sample circuit, and described output current sample circuit is connected with MCU; Described MCU is connected with the sun power screen by charging control circuit; Described MCU is connected with the load output terminal by output control circuit.
2. novel outdoor LED display screen according to claim 1, it is characterized in that, be provided with positive electrode, the negative electrode of mutually insulated in the described plug-in opening, described positive electrode, negative electrode are connected with display driver circuit, and described LED light emitting module is plugged in the plug-in opening and with positive electrode, negative electrode contact and is connected; Described cell board arranged outside guard shield is provided with the draw-in groove that adapts with cell board in the described guard shield, described cell board is positioned in the draw-in groove, and described cell board is that cassette is connected with guard shield.
3. novel outdoor LED display screen according to claim 1 is characterized in that, described device of solar generating also is provided with lightning protection circuit, and described lightning protection circuit is arranged between the positive and negative electrode of sun power screen input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726892 CN203038596U (en) | 2012-12-26 | 2012-12-26 | Novel outdoor LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726892 CN203038596U (en) | 2012-12-26 | 2012-12-26 | Novel outdoor LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203038596U true CN203038596U (en) | 2013-07-03 |
Family
ID=48690694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220726892 Expired - Fee Related CN203038596U (en) | 2012-12-26 | 2012-12-26 | Novel outdoor LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203038596U (en) |
-
2012
- 2012-12-26 CN CN 201220726892 patent/CN203038596U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20131226 |