CN101673489A - LED display screen - Google Patents
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- CN101673489A CN101673489A CN200910091002A CN200910091002A CN101673489A CN 101673489 A CN101673489 A CN 101673489A CN 200910091002 A CN200910091002 A CN 200910091002A CN 200910091002 A CN200910091002 A CN 200910091002A CN 101673489 A CN101673489 A CN 101673489A
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Abstract
The invention discloses an LED display screen which comprises at least two mounting bars, at least one power circuit, at least one signal circuit and a plurality of LED luminous units, wherein the minimum distance among the mounting bars is 5 cm; at least one installation position is arranged on each mounting bar correspondingly to every LED luminous unit and used for correspondingly installing and fixing every LED luminous unit; and the minimum distance among the installation positions is 5 cm. The LED display screen has high transparency, good heat dissipation effect, strong wind resistanceas well as convenient and flexible assembly and disassembly.
Description
Technical field
The present invention relates to a kind of LED lighting device, particularly, relate to a kind of LED display.
Background technology
LED is subjected to paying attention to widely with luminescence efficiency height, long service life, characteristics safe and reliable and environmental protection and energy saving.A kind of important means that LED display is propagated as information, become the sign of urban information modernization construction, along with socioeconomic continuous progress, and the LED display technique is constantly perfect, people will more and more go deep into the understanding of LED display, and its application will be more and more wider.
In the prior art, LED display generally is on lighttight slab construction, by light emitting diode is that LED forms a pixel, each pixel is formed the cell board with pattern, Word message with certain interval arranged, by control device control, thereby demonstrate pictures such as coloury video, picture, literal.Because the light emitting pixel of display screen all is arranged on the lighttight planar structure, display screen is restricted maybe in the application of some occasion can not have given play to better effect.Such as outside the glass of building curtain wall or the large-area conventional LED display of interior installation can have a strong impact on the visual range of personnel in interior of building daylighting and the building, or the influence visual range of inwardly watching by the buildings outside.
Perhaps, also there is LED display to be set to empty LED display, the transparency and the thermal diffusivity of light tight slab construction have been improved greatly, but the spacing of each pixel of LED display is still by traditional setting, therefore, make the transparency of LED display still not high enough, still influence the part visual range of personnel in the buildings, and, be difficult to bear the huge temperature difference and hurricane.
Therefore, there is defective in prior art, needs to improve.
Summary of the invention
Technical matters to be solved by this invention is, provides that a kind of transparency height, good heat dissipation effect, wind resistance are strong, easy installation and removal LED display flexibly.
Technical scheme of the present invention is as follows: a kind of LED display wherein, comprises at least two mounting bars, at least one power circuit, at least one signal line and plurality of LED light-emitting; Minor increment between each mounting bar is 5 centimetres; Corresponding to each LED luminescence unit, each mounting bar is provided with at least one installation position, is used for correspondence and installs and fixes each LED luminescence unit; Minor increment between each installation position is 5 centimetres.
Described LED display, wherein, the spacing of adjacent two installation positions equates or is a default ordered series of numbers; Perhaps, each installation position row of formation is parallel and be listed as parallel dot matrix, and wherein, the installation position of each row evenly distributes, with arbitrary behavior select row, the remaining row on described select row side arbitrary with it, the spacing of each adjacent lines are a default ordered series of numbers, perhaps, the installation position of each row evenly distributes, with arbitrary select column of classifying as, all the other row on described select column side arbitrary with it, the spacing of each adjacent column is a default ordered series of numbers.
Described LED display, wherein, described spacing is selected from arbitrary numerical value of following numerical value set, and its unit is centimetre; Described set of values is combined into 5,8,9,10,12,15,18,20,23,24,25,30,33,36,40,43,45,49,55,60,64,70,72,75,80,81,82,90,99,111,125,138,149,167,186,200,225,256,268,292,303,337,339,353,369,382,406,433,442,451,460,499,500,600,800,900,999,1200.
Described LED display, wherein, described installation position is provided with power circuit interface and signal line interface corresponding to each circuit; Described installation position is provided with at least one card-tight part, and described LED luminescence unit is provided with corresponding at least one Access Division, and described card-tight part and described Access Division are suitable, are used for fixing described LED luminescence unit.
Described LED display, wherein, described Access Division is set at least four metal Access Divisions, connects the input end of power circuit positive pole, power circuit negative pole and signal line of described LED luminescence unit and the output terminal of signal line respectively; Described card-tight part correspondence is set at least four metal card-tight parts, connects the power circuit and the signal line of described installation position respectively, as power circuit interface and signal line interface.
Described LED display, wherein, arbitrary LED luminescence unit comprises at least one led chip and control module thereof, each led chip and the integrated encapsulation of its control module; Perhaps, arbitrary LED luminescence unit comprises a three-primary color LED light emitting diode and a control module, and it is red, green and blue that described three-primary color LED light emitting diode is respectively, and described three-primary color LED light emitting diode is fixed on the described control module, and, one-body molded with described control module.
Described LED display, wherein, described mounting bar is the plastic-steel structure; And/or described mounting bar is provided with wire casing; And/or each mounting bar be arranged in parallel or is arranged in a crossed manner.
Described LED display, wherein, each mounting bar is parallel to each other or is vertical mutually; In each mounting bar that is parallel to each other, the spacing between adjacent two mounting bars equals the spacing between other adjacent two mounting bars; And described spacing is 10 centimetres to 300 centimetres, or is 20 centimetres to 200 centimetres or is 30 centimetres to 100 centimetres or is 40 centimetres to 80 centimetres or is 50 centimetres to 70 centimetres.
Described LED display, wherein, described mounting bar also is fixed with solar panel on the surface, and being used for conversion of solar energy is electric energy, and is stored in the outside accumulator.
Described LED display wherein, also is provided with at least one identify unit, is used to identify the performance parameter of described LED display; Wherein, described identify unit is paper labels or plastic label; Perhaps be to have the bar code that designs according to each performance parameter.
Adopt such scheme, the present invention is by being provided with at least two mounting bars and some LED unit, distance between each mounting bar is that minimum is 5 centimetres, the saturating hollow LED display screen of gap ratio tradition between each mounting bar is big more than 10 times, makes LED display of the present invention have high transparent, and extraordinary thermal diffusivity and wind resistance, can bear the huge cold and hot temperature difference and hurricane, simultaneously, do not influence the visual range of personnel in the building fully, energy consumption is also lower; And, can directly pass through the fixed installation bar, thereby form LED display, can dispose convenient and flexible installation in the buildings of different shape; And,, mount and dismount convenient, flexible by each LED luminescence unit directly is fixed on each installation position.
Description of drawings
Fig. 1 is the synoptic diagram of embodiment 1 among the present invention;
Fig. 2 is the synoptic diagram of embodiment 2 among the present invention;
Fig. 3 is the synoptic diagram of embodiment 4 among the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
As shown in Figure 1, present embodiment provides a kind of LED display 101, and LED display 101 comprises two or many mounting bars, one or more power circuit, one or more signal line and plurality of LED light-emitting; For example, comprise mounting bar 102a, mounting bar 102b two mounting bars, a positive source circuit, power cathode circuit, a bars circuit and a plurality of LED light-emitting 104.
Each mounting bar can be parallel to each other or vertically be provided with, and interfixes at infall.
Also can be one-body molded, on this basis, plurality of strengthening ribs is set.
Each mounting bar is used to install each LED luminescence unit 104, thereby forms present embodiment LED display 101; And, each mounting bar can be fixed on and install on the medium 105, as, medium 105 is installed can by each mounting bar is installed and fixed, firm LED display be installed for installing and fixing framework, crossbeam, construction wall, installation plate or the like being installed thereby form one.By each mounting bar is installed, can guarantee that described LED display disposes in the buildings of different shape, easy for installation flexibly.
Minor increment between each mounting bar is 5 centimetres, be to be 5 centimetres apart from minimum between mounting bar 102a and the mounting bar 102b, for example, be arbitrary numerical value of following numerical value set, its unit is centimetre: 5,8,9,10,12,15,18,20,23,24,25,30,33,36,40,43,45,49,55,60,64,70,72,75,80,81,82,90,99,111,125,138,149,167,186,200,225,256,268,292,303,337,339,353,369,382,406,433,442,451,460,499,500,600,800,900,999,1200.
Because the dot spacing between the common LED display screen generally all is set to P5 to P25, promptly 0.5 centimetre to 2.5 centimetres, therefore, in the saturating abortive haul screen of making, maximum spacing between the adjacent PCB bar is 2.5 centimetres, be installed in the exterior wall of building, shelter from the part visual field of people in the building easily, make the transparency of LED display 101 can not satisfy the requirement of vision, and, because the spacing between the PCB bar is too small, radiating effect is also good inadequately, is difficult to bear the huge temperature difference and hurricane.
Therefore, minor increment between each mounting bar is set to 5 centimetres, the energy consumption of LED display 101 can be reduced in the space that then has 5 centimetres=25 square centimeters of 5 cm x between the mounting bar at least when enough satisfying people's vision needs, and, spacing between the mounting bar is big more, and the dot spacing that then is arranged between the LED luminescence unit 104 on each mounting bar is also big more, therefore, good heat dissipation effect can be born the bigger temperature difference; And, adopt the form of the strong sparse installation position of permeability, helping increases the steadiness that the LED luminescence unit is installed, and even can resist the high wind hurricane.Need to prove that the distance between the adjacent mounting bar can be the distance between the mounting bar edge, also can be the distance between the mounting bar center; The mounting bar center, i.e. the mounting bar of a rectangle or similar rectangle, at the center line of this rectangle, or any point on the class symmedian of similar rectangle; Two center lines of adjacent two mounting bars, parallel or approximate parallel.
Corresponding to each LED luminescence unit 104, each mounting bar is provided with at least one installation position, and promptly the installation position is corresponding one by one with LED luminescence unit 104, and each installation position is used to install its corresponding LED luminescence unit 104; And the minor increment between each installation position is 5 centimetres.
For example, described installation position can or be provided with a certain ad-hoc location of fixed cell for a groove or draw-in groove, is used for correspondence and installs and fixes each LED luminescence unit, and for example, fixed cell can be screw, rivet, latch, clamp, buckle or the like.
For example, the spacing of each installation position can be selected from arbitrary numerical value of following numerical value set, and its unit is centimetre; Described set of values is combined into 5,8,9,10,12,15,18,20,23,24,25,30,33,36,40,43,45,49,55,60,64,70,72,75,80,81,82,90,99,111,125,138,149,167,186,200,225,256,268,292,303,337,339,353,369,382,406,433,442,451,460,499,500,511,522,533,544,555,566,577,588,599,600,601,602,603,604,605,606,666,707,777,800,888,900,999,1200.
Because the spacing minimum of each installation position is 5 centimetres, traditional relatively 0.5 centimetre to 2.5 centimetres, the dot spacing of each LED luminescence unit increases, and promptly the quantity of each LED luminescence unit reduces in the unit area, saves cost, and, energy consumption reduces, and is satisfying each performance parameter that is installed in extra-large LED display screen on the high buildings and large mansions exterior wall, and people's vision needs the time in the building in, make cost reach minimum, can resist the bigger temperature difference and hurricane.
And the spacing between each mounting bar can be set to equate.For example, a range of definition is set, comprise following numerical value: 5,8,9,10,12,15,18,20,23,24,25,30,33,36,40,43,45,49,55,60,64,70,72,75,80,81,82,90,99,111,125,138,149,167,186,200,225,256,268,292,303,337,339,353,369,382,406,433,442,451,460,499,500 or the like, unit is centimetre.For each mounting bar, the spacing of adjacent mounting bar is a numerical value unit of the above-mentioned range of definition, for example 8 centimetres; Perhaps the spacing of adjacent mounting bar is arbitrary numerical value unit of the above-mentioned range of definition.
Spacing between each mounting bar can be according to actual needs, be set to 5 centimetres, 8 centimetres, 10 centimetres, 15 centimetres, 20 centimetres, 25 centimetres, 30 centimetres, 40 centimetres, 60 centimetres, 80 centimetres, 100 centimetres, 200 centimetres, 400 centimetres or the like, then can reach same technique effect.
Usually, the spacing between the adjacent mounting bar is big more, and then transparency is high more, and energy consumption is more little, and radiating effect is good more, and the ability of bearing the huge temperature difference and hurricane is strong more, and the spacing between the general adjacent mounting bar can be set to 500 centimetres.
And, also can be according to the size of LED display 101, the height of building, parameters such as the visual angle of LED display are selected the distance between adjacent two mounting bars.
Perhaps, the spacing of adjacent two installation positions equates or is a default ordered series of numbers; Present count is shown unified unit, for example rice, decimeter, centimetre or millimeter; For example, present count classifies 5.001,5.002,5.003,5.004 as, 5.005......, promptly, an example is, each installation position forms a dot matrix, and row is parallel and be listed as parallelly, and the adjacent installation position spacing of same row equates, from a certain end, the spacing of adjacent two row installation positions is 5.001 centimetres, 5.002 centimetres, 5.003 centimetres, 5.004 centimetres, 5.005 centimetres ...; Perhaps, the adjacent installation position spacing with delegation equates that from a certain end, the spacing of adjacent two row installation positions is 5.001 centimetres, 5.002 centimetres, 5.003 centimetres, 5.004 centimetres, 5.005 centimetres ....Perhaps present count classifies 6.001 as, 6.002,6.003,6.004,6.005......, perhaps present count classifies 7.01 as, 7.03,7.05,7.07,7.09......, perhaps present count classifies 1.001 as, 1.003,1.009,1.027,1.081......, perhaps present count classifies 8.0001 as, 8.0002,8.0004,8.0008,8.0016,8.0032......, perhaps present count classifies 12.00001 as, 12.00002,12.00003,12.00005,12.00008,12.0013...... perhaps present count classifies 81.0001 as, 81.0002,81.0004,81.0008,81.0016,81.0032...... etc.Default ordered series of numbers can be determined according to the actual special display screen effect that will make, display screen the viewing and admiring a certain ad-hoc location of longer distance is particularly useful for extending, for example, the display screen of 20 layers or above office building exterior wall, belowstairs a certain position, concerning the each several part of a rectangular screen, the angle of viewing and admiring may exist than big-difference, can reach 60 the degree or more than, even near 90 the degree; The present invention does not impose any restrictions default ordered series of numbers.
Perhaps, each installation position row of formation is parallel and be listed as parallel dot matrix, and wherein, the installation position of each row evenly distributes, and with arbitrary behavior select row, the remaining row on described select row side arbitrary with it, the spacing of each adjacent lines are a default ordered series of numbers; Perhaps, the installation position of each row evenly distributes, with arbitrary select column of classifying as, and all the other row on described select column side arbitrary with it, the spacing of each adjacent column is a default ordered series of numbers.
Arbitrary LED luminescence unit 104 comprises a plurality of LED light emitting diodes, and each LED light emitting diode can be red LED light emitting diode or green LED light emitting diode or blue led light emitting diode or combination in any wherein.
Because the gap ratio between each adjacent mounting bar is bigger, therefore, can comprise a plurality of red LED light emitting diodes, a plurality of green LED light emitting diode and a plurality of blue led light emitting diode in each LED luminescence unit 104, the ratio of LED light emitting diode of all kinds can for, red: green: indigo plant is 1: 1: 1, and the quantity of LED light emitting diode promptly of all kinds is identical; Perhaps, red: green: indigo plant is 2: 1: 1 etc.; So, can strengthen the brightness of each LED luminescence unit, make the extra-large LED display screen of installing at high building, can satisfy certain angular field of view.
Embodiment 2
As shown in Figure 2, on the basis of above-mentioned each example, the side of described installation position is provided with electric source line interface and signal wire interface, and wherein, electric source line interface can comprise positive source line interface, power cathode line interface; Described signal wire interface comprises signal wire input interface and output interface; And described positive source line interface fixedly is electrically connected with positive source circuit 201, and described power cathode line interface fixedly is electrically connected with power cathode circuit 203, and described signal wire input interface is connected with signal line 202 fixed signals respectively with output interface.
Each electric source line interface and each signal wire interface, be used for when each LED luminescence unit 104 is installed, its corresponding mounted LEDs luminescence unit 104 is electrically connected with described positive source circuit 201 and described power cathode circuit 203, and, be connected with described signal line 202 signals; Promptly provide the voltage source by the anodal circuit 201 of described power lead, and, form with the loop by the anodal circuit 201 of described power cathode circuit 203 and described power lead, and transmit the LED control signal by described signal line 202.Each LED luminescence unit after the connection by positive source circuit 201 and power cathode circuit 203 parallel electrical connections, and connects by signal wire 202 serial signals.
Described positive source circuit 201, described power cathode circuit and 203 described signal lines 202 can be fixed on each mounting bar by fixed cell respectively, as, be fixed on each mounting bar by screw, copper post, rivet etc.Described positive source circuit 201, described power cathode circuit and 203 described signal lines 202 also can be printed on each mounting bar, for example, described mounting bar can be the PCB mounting bar, and described positive source circuit 201, described power cathode circuit and 203 described signal lines 202 are printed on respectively on each PCB mounting bar.
Each LED luminescence unit 104 also comprises the drive control module of each LED light emitting diode, described signal line 202 transmits the LED control signal, and, arrive described drive control module by described signal wire input interface input LED control signal, described drive control module is according to the LED control signal of input, each the LED light emitting diode in each LED luminescence unit of drive controlling, described drive control module can directly be connected with each LED light emitting diode, directly each LED light emitting diode of drive controlling; Described drive control module also can be connected with other driver modules, as constant-current driven module or constant voltage module, by driving other driver modules, comes each LED light emitting diode of indirect drive controlling.
And described installation position is provided with one or more card-tight parts 205, and, described LED luminescence unit 104 is provided with corresponding one or more Access Divisions 204, and described card-tight part 205 and described Access Division 204 are suitable, are used for fixing described LED luminescence unit 104.
For example, when described installation position only is provided with a card-tight part 205, described LED luminescence unit 104 can be provided with a plurality of Access Divisions 204, as, Access Division 204 comprises positive source line Access Division, power cathode line Access Division, signal wire input Access Division and signal wire output Access Division.
When described LED luminescence unit 104 is installed, positive source line Access Division is electrically connected with the positive source line interface, power cathode line Access Division is electrically connected with the power cathode line interface, signal wire input Access Division is connected with signal line input interface signal, signal wire output Access Division is connected with signal line output interface signal, and, after connection, described card-tight part 205 is with each Access Division 204 chucking and fixing, make each LED luminescence unit secure on its corresponding installation position of installing, and, be connected with signal with fixing electrical connection of each circuit; Thereby make each LED luminescence unit secure on its corresponding mounting bar of installing.
Perhaps, corresponding to each Access Division 204, one card-tight part 205 can be set, the quantity that card-tight part 205 promptly is set is consistent with the quantity that Access Division 204 is set, as, four card-tight parts are set, wherein, comprise positive source line card-tight part, power cathode line card-tight part, signal wire input card-tight part and signal wire output card-tight part; Described LED luminescence unit is provided with four suitable Access Divisions, wherein, positive source line card-tight part and positive source line Access Division are suitable, power cathode line card-tight part and power cathode line Access Division are suitable, signal wire input card-tight part and signal wire input Access Division are suitable, signal wire output card-tight part and signal wire output Access Division are suitable, i.e. each card-tight part 205 chucking and fixedly connected Access Division 204.
For example, described Access Division 204 is set to the metal Access Division, and when each LED luminescence unit was installed, each metal shackle portion was not electrically connected respectively with described positive source circuit and described power cathode circuit, and is connected with described signal line signal.
Perhaps, described Access Division is set at least four metal Access Divisions, connects the input end of power circuit positive pole, power circuit negative pole and signal line of described LED luminescence unit and the output terminal of signal line respectively; Described card-tight part correspondence is set at least four metal card-tight parts, connects the power circuit and the signal line of described installation position respectively, as power circuit interface and signal line interface.The metal Access Division is corresponding one by one with the metal card-tight part, is convenient to install and be connected each LED luminescence unit.
When multiple power supplies circuit and/or signal line, the quantity of metal Access Division and metal card-tight part can corresponding be set, the present invention does not make any additional limits to this.
Perhaps, described Access Division 204 is set to a metal Access Division with sharp sword, and when each LED luminescence unit was installed, the sharp sword in each Access Division 204 can play the effect of screw, can be with each LED luminescence unit secure on its corresponding mounting bar; And, in each Access Division with described positive source circuit, when described power cathode circuit is connected with described signal line, metal Access Division with sharp sword, can pierce through the insulation course of each circuit, be electrically connected respectively with described positive source circuit and described power cathode circuit, and be connected with described signal line signal.
Present embodiment, by suitable Access Division 204 and card-tight part 205 are set, each LED luminescence unit can be fixed on its corresponding mounting bar of installing by Access Division 204, and, fixing by card-tight part 205 chuckings, each LED luminescence unit installation and removal is flexible, can not be subjected to the restriction in installing/dismounting place, can on-the-spot installation or removal.
Embodiment 3
On the basis of above-mentioned each example, arbitrary LED luminescence unit comprises one or more led chips and control module thereof, described control module, be connected with each signal line signal, and by described signal wire input interface input LED control signal, it is luminous to control each led chip, the LED display that each LED luminescence unit is formed shows various figures, literal, letter and animation etc.
And, each led chip and the integrated encapsulation of its control module; Be that each led chip and described control module are placed in the same package casing, described package casing plays protective effects such as certain waterproof and dustproof, protection against electric shock to each led chip and control module; Each led chip comprises wherein a kind of of red LED chips, green LED chip and blue led chip or wherein any two kinds or wherein three kinds; Described control module can fixedly be electrically connected with each led chip, also can be one-body molded, as, can pass through the mode of scolding tin, viscose glue, gib screw, rivet etc., each pin of described control module interfixed with the pin of each led chip be electrically connected, perhaps, also can both be wholely set by welding or when casting.
Perhaps, arbitrary LED luminescence unit comprises a three-primary color LED light emitting diode and a control module, and described three-primary color LED light emitting diode comprises one or more red LED light emitting diodes, comprises one or more green LED light emitting diodes and one or more blue led light emitting diode; And described three-primary color LED light emitting diode is fixed on the described control module, and is one-body molded with described control module.
For example, described three-primary color LED light emitting diode is fixed on the described control module, and, one-body molded by the mode and the described control module of welding, thus a LED luminescence unit formed; Perhaps, when casting, described three-primary color LED light emitting diode is fixed on the described control module, thereby makes both one-body molded, form a LED luminescence unit.
Embodiment 4
As shown in Figure 3, described mounting bar is the plastic-steel structure, and each mounting bar be arranged in parallel or be arranged in a crossed manner.
For example, described mounting bar for the plastic-steel structure can be, described mounting bar is made by plastic cement material and rigidity material, wherein, a plastic cement material layer can be set on the surface of rigidity material bar, thereby form described mounting bar, make described mounting bar have certain rigid, weight is lighter relatively, and, one plastic cement material layer is set, can plays the effect of insulative water-proof; Perhaps, can also be set to the plastic cement mounting bar by described plastic cement material, and described rigidity material is set to a support bar, fixes with described plastic cement material, and described plastic cement material is played the load-bearing effect, thereby forms a firm plastic-steel structure mounting bar.
For example, plastic cement material can be glass polycarbonate plastic material, polycarbonate is a kind of engineering plastics of function admirable, can improve the mechanical property and the rigidity of polycarbonate by glass fiber-reinforced polycarbonate, linear expansion coefficient significantly reduces, and dimensional stability improves greatly, molding shrinkage significantly reduces, overcome the not defective of stress crack resistant and fatigue strength of polycarbonate simultaneously, for example, can adopt 10%～30% glass fiber content to come polycarbafil; Therefore, glass polycarbonate plastic material has favorable rigidity and toughness, and high flame retardant and good dimensional stability etc.
And for example, described rigidity material can have favorable rigidity, and relative weight be lighter for steel profile, bar section of stainless steel, aluminium section bar, plastic-steel section bar etc., and more commonly used, cost is lower.
And in the described LED display, each mounting bar is parallel to each other or is vertical mutually; For example, horizontal mounting bar 102a and horizontal mounting bar 102b are parallel to each other, and with perpendicular mounting bar 102c vertical setting mutually, promptly horizontal mounting bar 102a is vertical mutually with perpendicular mounting bar 102c, and horizontal mounting bar 102b is also vertical mutually with perpendicular mounting bar 102c respectively.
The xsect of each plastic-steel structure mounting bar can be set to circle, ellipse, triangle, quadrilateral or pentagon, perhaps, can also be circle, ellipse, triangle, quadrilateral or pentagonal assembly, for example is annulus; And the xsect of each plastic-steel structure mounting bar can be identical or different.
In each mounting bar that is parallel to each other, the spacing between adjacent two mounting bars equals the spacing between other adjacent two mounting bars.
For example, the spacing of adjacent horizontal mounting bar is set to identical, and the spacing of adjacent perpendicular mounting bar is set to identical, and described installation position is distributed in the intersection of horizontal mounting bar and perpendicular mounting bar; Perhaps, the installation position is distributed on each horizontal mounting bar.Perhaps, the installation position is distributed on each perpendicular mounting bar; According to uniform purpose, show dot matrix to form uniform LED.
For example, adjacent two distances between installing can be set to 10 centimetres to 300 centimetres.Therefore, install respectively then that minimum has 10 centimetres=100 square centimeters of 10 cm x between the rule, maximum has the space of 300 centimetres=90,000 square centimeters of 300 cm x, between each mounting bar the space be provided with more and rationalize, make in the visual range that does not influence the people, the distance of described LED display reaches relatively to be optimized.
Further, space between each mounting bar is rationalized more, make in the visual range that does not influence people in the building, and do not influence under the thermal diffusivity and anti-hurricane prerequisite of described LED display, make each performance parameter of described LED display reach best, therefore, the distance between the adjacent two horizontal mounting bars can be set to 20 centimetres to 200 centimetres or be 30 centimetres to 100 centimetres or be 40 centimetres to 80 centimetres or be 50 centimetres to 70 centimetres; Perhaps, the distance between the adjacent two perpendicular mounting bars can be set to 20 centimetres to 200 centimetres or be 30 centimetres to 100 centimetres or be 40 centimetres to 80 centimetres or be 50 centimetres to 70 centimetres; Perhaps, the distances between distance between the two adjacent horizontal mounting bars and the adjacent two perpendicular mounting bars all can be set to 20 centimetres to 200 centimetres or be 30 centimetres to 100 centimetres or be 40 centimetres to 80 centimetres or be 50 centimetres to 70 centimetres.
On the basis of above-mentioned arbitrary example; also can be provided with wire casing 301 on the described mounting bar; wire casing 301 is used to place each circuit; as, positive source circuit, power cathode circuit, signal line etc., wire casing 301 tunnel plays the effect of protection to each circuit; to prevent that each circuit from damaging because of a variety of causes; and, also make things convenient for each line layout, make the wiring advantages of simple.Can also the groove lid be set at each wire casing 301, can play the effect of better protection, as protective effects such as waterproof and dustproof, protection against electric shock, anticollisions, and, also be that described mounting bar outside is attractive in appearance.
Embodiment 5
On above-mentioned each routine basis, the surface of described mounting bar also is fixed with solar panel, for example, described solar panel can be arranged on the display surface of LED display, the sunny slope in the building of LED display promptly is installed, so that the LED solar panel can absorb sunshine, and, with conversion of solar energy is electric energy, and in the savings accumulator externally, described accumulator can independently be placed, and be provided with switch, power supply by switch control accumulator logical and disconnected to provide electric energy to each LED luminescence unit, makes each LED luminescence unit carry out display graphics as required, literal, letter and animation etc.
Be fixed with plurality of solar cells on the solar panel, each solar cell can adopt wherein a kind of, two kinds or the multiple combination in polysilicon solar cell or monocrystaline silicon solar cell or thin-film solar cells or the organic solar batteries.
Described solar panel can be fixed on each mounting bar surface by various fixed cells, can be fixed on the horizontal mounting bar on, also can be fixed on the perpendicular mounting bar.Various fixed cells can be fixed cells such as gib screw, fixing rivet, Fixed latches, scolding tin; Perhaps, can also be one-body molded with each mounting bar, make both fixing each other more firm, when installing, moving and using, be not easy separately, or be collided, shake and damage.
Described solar panel is electrically connected with the accumulator of outside, in use, solar panel is positioned under the sunshine, being used for conversion of solar energy is electric energy, and with electrical power storage in described accumulator, described accumulator also is connected with each power lead, is used to described LED display that the voltage source is provided.
Embodiment 6
On above-mentioned each routine basis, described LED display also is provided with one or more identify units, is used to identify the performance parameter of described LED display.
Each performance parameter of described LED display, can be in each LED luminescence unit, the brightness of each LED light emitting diode, wavelength, chromaticity coordinates etc. can also be color, encapsulation, the size of each LED light emitting diode, the spacing of each LED luminescence unit, and shape of each LED display, size etc.
In each LED luminescence unit in the described LED display, when same color LED light emitting diode adopts same minute gear selecting or adjacent minute gear selecting, the brightness of same color LED light emitting diode, encapsulation, big or small identical, and consistent wavelength, therefore each LED light emitting diode of same color in the led module can be seen a LED light emitting diode as and identify, and has accurate performance parameter numerical value, therefore, the sign content is simple, convenient.
Each identify unit can adopt the mode that embeds or paste to be provided with, can be arranged on arbitrary side of described LED display, identify unit is arranged on the side, can make identify unit not take each LED light emitting diode, and the installation site of other electronic devices and components, and, do not influence display surface specious of described LED display yet.
And the identify unit embedding is arranged on the described LED display, can make identify unit deposit, use, be not easy to come off under the situation such as transportation, make described panel, still can clearly recognize each performance parameter of described LED display through long storage time, use or transportation.
And for example, identify unit can be a paper labels or plastic label; Use paper labels to make to wait in use very convenient, for example, can directly paper labels be sticked on the side or side of described LED display, identification means is simple, and makes things convenient for.And use plastic label can make label more durable, be not easy infringement.
In addition, identify unit can also be the bar code of each performance parameter of mark, like this, because identify unit has the bar code that each performance parameter according to described LED display designs, can show each specific performance parameter of described LED display by scanning; Adopt bar code,, adopt the electronic tool management simultaneously, management is standardized more, make when seeking, using each panel of each performance parameter convenient, quick by data are imported computer.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (10)
1, a kind of LED display is characterized in that, comprises at least two mounting bars, at least one power circuit, at least one signal line and plurality of LED light-emitting;
Minor increment between each mounting bar is 5 centimetres;
Corresponding to each LED luminescence unit, each mounting bar is provided with at least one installation position, is used for correspondence and installs and fixes each LED luminescence unit; Minor increment between each installation position is 5 centimetres.
2, LED display according to claim 1 is characterized in that, the spacing of adjacent two installation positions equates or is a default ordered series of numbers; Perhaps, each installation position row of formation is parallel and be listed as parallel dot matrix, and wherein, the installation position of each row evenly distributes, with arbitrary behavior select row, the remaining row on described select row side arbitrary with it, the spacing of each adjacent lines are a default ordered series of numbers, perhaps, the installation position of each row evenly distributes, with arbitrary select column of classifying as, all the other row on described select column side arbitrary with it, the spacing of each adjacent column is a default ordered series of numbers.
3, LED display according to claim 2 is characterized in that, described spacing is selected from arbitrary numerical value of following numerical value set, and its unit is centimetre;
Described set of values is combined into 5,8,9,10,12,15,18,20,23,24,25,30,33,36,40,43,45,49,55,60,64,70,72,75,80,81,82,90,99,111,125,138,149,167,186,200,225,256,268,292,303,337,339,353,369,382,406,433,442,451,460,499,500,600,800,900,999,1200.
4, LED display according to claim 1 is characterized in that, described installation position is provided with power circuit interface and signal line interface corresponding to each circuit; Described installation position is provided with at least one card-tight part, and described LED luminescence unit is provided with corresponding at least one Access Division, and described card-tight part and described Access Division are suitable, are used for fixing described LED luminescence unit.
5, LED display according to claim 4, it is characterized in that, described Access Division is set at least four metal Access Divisions, connects the input end of power circuit positive pole, power circuit negative pole and signal line of described LED luminescence unit and the output terminal of signal line respectively; Described card-tight part correspondence is set at least four metal card-tight parts, connects the power circuit and the signal line of described installation position respectively, as power circuit interface and signal line interface.
6, LED display according to claim 1 is characterized in that, arbitrary LED luminescence unit comprises at least one led chip and control module thereof, each led chip and the integrated encapsulation of its control module; Perhaps, arbitrary LED luminescence unit comprises a three-primary color LED light emitting diode and a control module, and it is red, green and blue that described three-primary color LED light emitting diode is respectively, and described three-primary color LED light emitting diode is fixed on the described control module, and, one-body molded with described control module.
7, LED display according to claim 1 is characterized in that, described mounting bar is the plastic-steel structure; And/or described mounting bar is provided with wire casing; And/or each mounting bar be arranged in parallel or is arranged in a crossed manner.
8, LED display according to claim 1 is characterized in that, each mounting bar is parallel to each other or is vertical mutually; In each mounting bar that is parallel to each other, the spacing between adjacent two mounting bars equals the spacing between other adjacent two mounting bars;
And described spacing is 10 centimetres to 300 centimetres, or is 20 centimetres to 200 centimetres or is 30 centimetres to 100 centimetres or is 40 centimetres to 80 centimetres or is 50 centimetres to 70 centimetres.
9, LED display according to claim 1 is characterized in that, described mounting bar also is fixed with solar panel on the surface, and being used for conversion of solar energy is electric energy, and is stored in the outside accumulator.
10, LED display according to claim 9 is characterized in that, at least one identify unit also is set, and is used to identify the performance parameter of each described LED display; Wherein, described identify unit is paper labels or plastic label; Perhaps be to have the bar code that designs according to each performance parameter.
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| CN101673489B (en) | 2014-01-01 |
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