CN105761624A - LED element with dip angle, LED lamp bar and display screen - Google Patents
LED element with dip angle, LED lamp bar and display screen Download PDFInfo
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- CN105761624A CN105761624A CN201610032974.7A CN201610032974A CN105761624A CN 105761624 A CN105761624 A CN 105761624A CN 201610032974 A CN201610032974 A CN 201610032974A CN 105761624 A CN105761624 A CN 105761624A
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- 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
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Abstract
The invention provides an LED element with a dip angle. The LED element comprises a shell with a light cup, a sealing adhesive, a pin, an LED wafer and a wire. The LED wafer is connected with the pin through the wire. The LED wafer, the wire and a part of the pin are packaged into the shell with the light cup with the sealing adhesive. An included angle alpha is formed between the light-emitting end face of the LED wafer and a welding platform formed at the portion, outside the shell, of the pin, wherein the alpha is larger than 0 degree and smaller than 90 degrees. On the basis of the level of components and parts, the maximum light intensity angle down dipping of the LED element is achieved, the perception brightness of a display screen formed by the LED element and arranged at a high position is improved, and therefore the energy-saving effect of the display screen is improved; in addition, the LED display screen formed by the LED element is simple in structure and easy to manufacture and maintain.
Description
Technical field
The present invention relates to the structure of a kind of LED element, particularly relate to a kind of LED element structure with angle and the structure of the structure of the LED lamp bar being made up of it and display screen.
Background technology
In currently used LED element, the light emitting end surface (plane being namely normal with LED wafer largest light intensity direction) of wafer and its pin welds plane or (can regard angle as is 0 °) parallel to each other or orthogonal (namely angle is 90 °).Fig. 1 is conventional LED element structural representation, referring to Fig. 1, the light emitting end surface 18 of LED wafer 14 and pin 13 to weld plane 17 parallel to each other.Chinese patent document CN201576681U discloses " a kind of LED packaging structure with lateral surface emitting light ", Fig. 2 is its schematic diagram, referring to Fig. 2, its claim is expressed, and omits in LED wafer 14(artwork) light emitting end surface 18 and pin 13 weld plane 17 orthogonal (namely angle is 90 °).Fig. 3 is the distribution curve flux figure (i.e. curve of light distribution figure) of a kind of typical LED element, and referring to Fig. 3, it is possible to learn, the upper relative light intensity in 0 ° of direction (i.e. the normal direction of light emitting end surface) of distribution curve flux is maximum, is 100%.Above-mentioned two class LED element are welded respectively when display screen, and the normal direction of its light emitting end surface is general all in horizontal direction.Owing to display screen is loaded on eminence more, if for the distribution curve flux of Fig. 3, when people look up viewing, looking up relative light intensity when 30 ° is 81.3%, and looking up relative light intensity when 45 ° is 62.1%, looks up the more big relative light intensity of angle more little, i.e. brightness perception is more dark.Therefore, how to make full use of the largest light intensity visual angle of LED element, improve the brightness perception filling pinnacled LED display, and simple in construction, manufacture and maintenance are easy, be technical staff's problem of doing one's utmost to solve.
Chinese patent document CN204516794U discloses " a kind of Surface Mount LED ", Fig. 4 is its schematic diagram, referring to Fig. 4, it is mainly characterized by LED wafer 14 position and has a down dip an angle higher than Guang Bei 19 center and light cup rim of a cup end face 201, and the light emitting end surface of LED wafer 14 is still parallel with the solder side of pin 13, the maximum direction of relative light intensity does not have a down dip.Although this brightness perception that has a down dip being likely to improve this Surface Mount LED, but with the distribution curve flux law-analysing of LED element, still have the place of improvement.
Summary of the invention
The technical problem to be solved in the present invention is how to make full use of the largest light intensity visual angle of LED element, improves the brightness perception filling pinnacled LED display, and simple in construction, manufacture and maintenance are easy.
In order to solve above-mentioned technical problem, first technical scheme of the present invention there is provided a kind of LED element with angle, its ingredient includes with the housing of light cup, sealing, pin, LED wafer and wire, LED wafer is connected with pin by wire, a part for LED wafer, wire and pin is packaged in the housing with light cup by sealing, the light emitting end surface of LED wafer, and what the part being in outside housing with pin was formed welds between plane, have an angle α, α more than 0 ° less than 90 °.
Preferably, suitably bending described pin, make to be installed on the light emitting end surface of the described LED wafer of pin one end, described with the formation of the pin other end welds plane, presents described angle α.
Preferably, described welding plane is positioned at the side of described housing, or is positioned at the back side of described housing.
Second technical scheme of the present invention there is provided a kind of LED lamp bar with angle, and its ingredient includes LED element and pcb board, and LED element is single be welded on pcb board, and described LED element is above-mentioned LED element with angle.
3rd technical scheme of the present invention there is provided a kind of LED display with angle, and its ingredient includes above-mentioned LED element with angle, or includes above-mentioned LED lamp bar with angle.
The invention has the beneficial effects as follows: LED element with angle achieves the largest light intensity angle of LED element and has a down dip, improve consisting of the perception brightness filling pinnacled display screen, thus improving the energy-saving effect of display screen.Further, the largest light intensity angle of LED element with angle has a down dip and realizes in components and parts aspect, and the design of former display screen mature structure just can directly be applied without bigger amendment；Make display screen largest light intensity angle have a down dip equally, select use the present invention can simple in construction, manufacture and maintenance easy.
Accompanying drawing explanation
Fig. 1 is a kind of light emitting end surface and the LED element structural representation that solder side angle is 0 °；
Fig. 2 is a kind of light emitting end surface and the LED element structural representation that solder side angle is 90 °；
Fig. 3 is the distribution curve flux figure of a kind of typical LED element；
Fig. 4 is the structural representation of a kind of Surface Mount LED；
Fig. 5 is the structural representation (sectional view) of the embodiment of the present invention 1；
Fig. 6 is the structural representation (front view) of the embodiment of the present invention 1；
Fig. 7 be the embodiment of the present invention 1 realize step 1-4 schematic diagram；
Fig. 8 be the embodiment of the present invention 1 realize step 5-7 schematic diagram；
Fig. 9 is the structural representation (sectional view) of the embodiment of the present invention 2；
Figure 10 is the pin schematic diagram (axonometric chart) of the embodiment of the present invention 2；
Figure 11 is the structural representation (axonometric chart) of the embodiment of the present invention 3；
Figure 12 is the structural representation (three-dimensional exploded view) of the embodiment of the present invention 3；
Figure 13 is the structural representation of the embodiment of the present invention 4；
Figure 14 is the distribution curve flux schematic diagram of the embodiment of the present invention 1.
Accompanying drawing main mark explanation
The LED element that 1-is with angle；The LED lamp bar that 2-is with angle；LED display unit box with angle for 3-；11-housing；12-sealing；13-pin；14-LED wafer；15-wire；16-PCB plate；17-welds plane；18-light emitting end surface；19-light cup.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, and it is as follows to coordinate accompanying drawing to explain.It should be noted that following example are not limited to the present invention, any amendment made without departing from the spirit and scope of the present invention, be included in the scope of patent protection of the present invention.Protection scope of the present invention is as the criterion with the maximum magnitude of the inventive features that claims define.
Embodiment 1
The sectional view of Fig. 5 and Fig. 6 respectively structural representation of embodiment 1 and front view.Refer to Fig. 5 and Fig. 6, embodiment 1 is a kind of LED element 1 with angle, its ingredient includes the plastic casing 11 with light cup 19, sealing 12, pin 13, LED wafer 14 and wire 15, LED wafer 14 is connected with pin 13 by wire 15, a part for LED wafer 14, wire 15 and pin 13 is packaged in the housing 11 with light cup 19 by sealing 12, the plane that namely the light emitting end surface 18(of LED wafer 14 is normal with LED wafer largest light intensity direction), with LED element 1 outside weld between plane 17, have an angle α, α more than 0 ° less than 90 °.Three difference of the interior loading of the LED element of embodiment 1 are rubescent, green, the LED wafer of blue light；As equivalent selection, it is also possible to load the LED wafer of other quantity.6 pins of the LED element of embodiment 1 and the welding plane formed by it are entirely located in the side of housing 11.By suitably bending pin, make to be installed on the light emitting end surface 18 of the LED wafer of pin one end, with the pin other end formed weld plane 17(and the welding plane of LED element 1 side), define angle α, for instance, make α=75 °.If this element is welded on the pcb board 16 of horizontal direction, its largest light intensity direction has just had a down dip β angle, it is possible to know by inference ,-α=15 °, β=90 °.
The one that Fig. 7 and Fig. 8 is embodiment 1 realizes process schematic.Refer to Fig. 7 and Fig. 8.
Step 1: punch out pin, the present embodiment 1 is 6 pins；
Step 2: with the plastic casing injection molded of light cup, makes pin implant in housing；
Step 3: the die-cut pin adhesion end removing the right, now housing is still support (upper, left, below each 2 metallic projections) by some metallic projections；
Step 4: be a step of most critical, by bending α angle clockwise for pin；
Step 5: bending pin makes its redundance fold into housing back cavity again, the welding plane that at this moment pin of housing side is constituted has been α angle with the pin in its housing and LED wafer fixed pan；
Step 6: the enclosure interior that the LED wafer of three different glow colors red, green, blue is fixed on pin divided, keeps the light emitting end surface parallel with the fixed pan of wafer (this is industry basic fundamental) of wafer during die bond；Respectively the positive and negative electrode wire of wafer is welded on each self-corresponding pin again；Perfusion sealing；
Step 7: demoulding finished product.
Embodiment 2
The structural section schematic diagram of Fig. 9 and Figure 10 respectively embodiment 2 and its pin schematic perspective view.Refer to Fig. 9 and Figure 10, embodiment 2 is another kind of LED element with angle, its ingredient includes the plastic casing 11 with light cup 19, sealing 12, pin 13, LED wafer 14 and wire 15, LED wafer 14 is connected with pin 13 by wire 15, a part for LED wafer 14, wire 15 and pin 13 is packaged in the housing 11 with light cup 19 by sealing 12, the light emitting end surface 18 of LED wafer 14, with LED element outside weld between plane 17, have an angle α, α more than 0 ° less than 90 °.Three difference of the interior loading of the LED element of embodiment 2 are rubescent, green, the LED wafer of blue light；As equivalent selection, it is also possible to load the LED wafer of other quantity.As different from Example 1,6 pins of the LED element of embodiment 2 and the welding plane that formed by it are positioned at the back side (after namely) of housing 11.By suitably bending pin, make to be installed on the light emitting end surface 18 of the LED wafer of pin one end, the welding plane welding plane 17(and the LED element back side formed with the pin other end), define angle α.If this element is welded on the pcb board of vertical direction, its largest light intensity direction has just had a down dip β angle, it is possible to know by inference, β=α.
Embodiment 3
The axonometric chart of Figure 11 and Figure 12 respectively structural representation of embodiment 3 and three-dimensional exploded view.Refer to Figure 11 and Figure 12, embodiment 3 is a kind of LED lamp bar 2 with angle, its key component includes LED element 1 and pcb board 25, LED element 1 is arranged in a row and is welded on pcb board 25, this LED element 1 is LED element with angle as described in Example 1, and lateral leads is welded on pcb board 25, not only makes LED element largest light intensity direction have a down dip, and making LED lamp bar thinner, the hollow out display screen (lamp bar screen) being therefore made up of this LED lamp bar is empty, and rate is higher thoroughly.
With continued reference to Figure 11 and Figure 12, pcb board 25 is welded with LED element 1, controls device 23, weld nuts 26, signal in order to strengthen pcb board 25 inputs, the mechanical strength of output place, and the impact on pcb board 25 of the plug power of minimizing circuit connector 24 also add 2 and strengthens pcb boards 29.The concrete installation steps of LED lamp bar 2 are as follows: first paste one layer of insulation one side glue 28 in upper encloser 22 inside top, again pcb board 25 component side is loaded upper encloser down, and make LED element 1 with angle and window 221 Tong Bu align to install, it is screwed into the weld nuts 26 pcb board 25 again from top with screw 27, pcb board 25 is made to fix with upper encloser 22, the tongue 222 of upper encloser 22 is inserted the slot 212 of lower drain pan 21, the tongue 211 simultaneously descending drain pan is also inserted into the slot 223 of upper encloser, then with together with lower drain pan is screwed in by screw 27 from the bottom up with pcb board 25.
As equivalent selection, it is possible to use the LED element with angle described in embodiment 2, being welded on pcb board 25 by its back side, pcb board 25 is installed by level and is changed right angle setting into simultaneously, constitutes LED lamp bar with angle.
Embodiment 4
Figure 13 is the structural representation of embodiment 4.Referring to Figure 13, embodiment 4 is a kind of LED display unit box 3 with angle, it is possible to constituted LED display with angle by its combination.This unit box key component includes, at least four LED lamp bar 2 with angle as described in Example 3, upper side frame 33, left frame 31, left frame 32 and lower frame 34, data receiver card 331 and Switching Power Supply 332 are set in upper side frame 33, in left frame 31, left frame 32, are all provided with data distribution plate 311.
As equivalent selection, on the pcb board that directly can also be welded in display screen unit casing horizontally or vertically to install the LED element with angle described in embodiment 1 or embodiment 2, with the LED lamp bar at this alternative belt inclination angle, then constituted LED display with angle by the combination of this unit box.
Obviously, LED element with angle of the invention process achieves the largest light intensity angle of LED element and has a down dip, improve consisting of the perception brightness filling pinnacled display screen, thus improving the energy-saving effect of display screen.Such as, Figure 14 is the distribution curve flux schematic diagram of the embodiment of the present invention 1.Refer to Figure 14, if similar Fig. 3 of distribution curve flux figure of embodiment 1, and set largest light intensity angle and have a down dip 15 °, then looking up relative light intensity when 30 ° is 94.7%, looking up relative light intensity when 45 ° is 81.3%, and compared with the effect of the distribution curve flux figure of Fig. 3, perception brightness has been respectively increased 16.5% and 30.9%.
Claims (5)
1. LED element one kind with angle, its ingredient includes the housing (11) with light cup (19), sealing (12), pin (13), LED wafer (14) and wire (15), LED wafer is connected with pin by wire, a part for LED wafer, wire and pin is packaged in the housing with light cup by sealing, it is characterized in that: the light emitting end surface (18) of LED wafer (14), what be in pin (13) that housing (11) part outward formed welds between plane (17), have an angle α, α more than 0 ° less than 90 °.
2. LED element with angle as claimed in claim 1, it is characterized in that: bend described pin (13), make to be installed on the light emitting end surface (18) of the described LED wafer (14) of pin (13) one end, described with the formation of pin (13) other end welds plane (17), presents described angle α.
3. LED element with angle as claimed in claim 1 or 2, it is characterised in that: described welding plane (17) is positioned at the side of described housing (11), or is positioned at the back side of described housing (11).
4. LED lamp bar one kind with angle, its ingredient includes LED element (1) and pcb board (25), LED element is single be welded on pcb board, it is characterised in that: described LED element (1) is the LED element with angle as described in any one of claims 1 to 3.
5. LED display one kind with angle, it is characterised in that: its ingredient includes the LED element with angle as described in any one of claims 1 to 3, or includes LED lamp bar with angle as claimed in claim 4.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610032974.7A CN105761624B (en) | 2016-01-19 | 2016-01-19 | A kind of LED element with angle, LED light bar and display screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610032974.7A CN105761624B (en) | 2016-01-19 | 2016-01-19 | A kind of LED element with angle, LED light bar and display screen |
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| Publication Number | Publication Date |
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| CN105761624A true CN105761624A (en) | 2016-07-13 |
| CN105761624B CN105761624B (en) | 2019-03-15 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106251786A (en) * | 2016-10-14 | 2016-12-21 | 潘尚法 | A kind of lamp bar using clubfoot circuit connector to have a down dip and display screen |
| CN106384777A (en) * | 2016-12-07 | 2017-02-08 | 惠州雷曼光电科技有限公司 | LED (light emitting diode) encapsulation device and LED display device |
| CN106782133A (en) * | 2017-03-03 | 2017-05-31 | 深圳市沐梵照明有限公司 | A kind of LED inclines lamp bar display screen |
| CN106910433A (en) * | 2016-10-14 | 2017-06-30 | 潘尚法 | Lamp bar and display screen that a kind of use clubfoot LED has a down dip |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009004443A (en) * | 2007-06-19 | 2009-01-08 | Sharp Corp | Led light-emitting device, led display device, and manufacturing method of led light-emitting device |
| CN101981714A (en) * | 2008-10-16 | 2011-02-23 | Lg伊诺特有限公司 | Light emitting device package, manufacturing method thereof, and lighting apparatus |
| KR20110046264A (en) * | 2009-10-27 | 2011-05-04 | 어드밴스드 옵토일렉트로닉 테크놀로지 인코포레이티드 | LED package structure |
| CN202363042U (en) * | 2011-10-26 | 2012-08-01 | 东莞市凯昶德电子科技股份有限公司 | LED display screen with improved structure and LED lamp |
| CN202996902U (en) * | 2012-11-21 | 2013-06-12 | 深圳市斯迈得光电子有限公司 | Safe and reliable LED lamp bead |
| CN204516794U (en) * | 2015-01-20 | 2015-07-29 | 河北立翔慧科电子设备有限公司 | A kind of Surface Mount LED |
| CN205334893U (en) * | 2016-01-19 | 2016-06-22 | 潘尚法 | Take LED component, LED lamp strip and display screen at inclination |
-
2016
- 2016-01-19 CN CN201610032974.7A patent/CN105761624B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009004443A (en) * | 2007-06-19 | 2009-01-08 | Sharp Corp | Led light-emitting device, led display device, and manufacturing method of led light-emitting device |
| CN101981714A (en) * | 2008-10-16 | 2011-02-23 | Lg伊诺特有限公司 | Light emitting device package, manufacturing method thereof, and lighting apparatus |
| KR20110046264A (en) * | 2009-10-27 | 2011-05-04 | 어드밴스드 옵토일렉트로닉 테크놀로지 인코포레이티드 | LED package structure |
| CN202363042U (en) * | 2011-10-26 | 2012-08-01 | 东莞市凯昶德电子科技股份有限公司 | LED display screen with improved structure and LED lamp |
| CN202996902U (en) * | 2012-11-21 | 2013-06-12 | 深圳市斯迈得光电子有限公司 | Safe and reliable LED lamp bead |
| CN204516794U (en) * | 2015-01-20 | 2015-07-29 | 河北立翔慧科电子设备有限公司 | A kind of Surface Mount LED |
| CN205334893U (en) * | 2016-01-19 | 2016-06-22 | 潘尚法 | Take LED component, LED lamp strip and display screen at inclination |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106251786A (en) * | 2016-10-14 | 2016-12-21 | 潘尚法 | A kind of lamp bar using clubfoot circuit connector to have a down dip and display screen |
| CN106910433A (en) * | 2016-10-14 | 2017-06-30 | 潘尚法 | Lamp bar and display screen that a kind of use clubfoot LED has a down dip |
| CN106384777A (en) * | 2016-12-07 | 2017-02-08 | 惠州雷曼光电科技有限公司 | LED (light emitting diode) encapsulation device and LED display device |
| CN106782133A (en) * | 2017-03-03 | 2017-05-31 | 深圳市沐梵照明有限公司 | A kind of LED inclines lamp bar display screen |
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| CN105761624B (en) | 2019-03-15 |
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