CN202711613U - Internal spherical LED display screen - Google Patents
Internal spherical LED display screen Download PDFInfo
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- CN202711613U CN202711613U CN 201220311311 CN201220311311U CN202711613U CN 202711613 U CN202711613 U CN 202711613U CN 201220311311 CN201220311311 CN 201220311311 CN 201220311311 U CN201220311311 U CN 201220311311U CN 202711613 U CN202711613 U CN 202711613U
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- spherical surface
- display screen
- internal spherical
- led display
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Abstract
The utility model discloses an internal spherical LED display screen, which comprises a spherical display screen body and a plurality of spherical display screen modules, wherein the plurality of spherical display screen modules are formed by dividing the spherical display screen body, a plurality of LED circuit boards are arranged at the inner side of each spherical display screen module, each LED circuit board comprises a lamp panel and a driving board for controlling the lamp panel to display, each lamp panel is connected with each driving board by a plug connector, and each LED circuit board is also provided with a plurality of through holes for sound transmission and heat dissipation. Due to adoption of the internal spherical LED display screen disclosed by the utility model, a stronger visual effect can be achieved when audio/video items are played.
Description
Technical field
The utility model relates to a kind of display screen, in particular a kind of Internal Spherical Surface LED display.
Background technology
Along with the lifting of living standard, people are also more and more higher to the requirement of viewing visual effect, and the visual angle of watching of flat-faced screen is spent near 180, can not satisfy present user to the pursuit of viewing effect.
In the prior art, there is the mode of utilizing spherical surface display screen to increase the viewing effect, but the dividing mode of its spherical surface display screen adopts the division methods of warp and weft mostly, adopt this kind division methods, although can improve visual effect, there is the problem of distortion, and, the closer to the limit place, distortion is more serious.
Therefore, prior art has yet to be improved and developed.
The utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of Internal Spherical Surface LED display, described display screen adopts the display packing of sphere, the scope of visible angle is increased greatly, dependence to surrounding environment reduces, and display effect is dynamically felt increase, thereby promotes the viewing visual effect.
The technical solution of the utility model is as follows:
A kind of Internal Spherical Surface LED display, wherein, comprise a spherical display screen body, the a plurality of spherical surface display screen modules that are split to form by described spherical display screen body, be disposed with a plurality of led circuit plates in each described spherical surface display screen module inboard, described led circuit plate comprises lamp plate and is used for the drive plate of its demonstration of control that described lamp plate is connected by plug connector with described drive plate, also is provided with a plurality of through holes for transfer voice and heat radiation on described led circuit plate.
Be provided with 24 spherical surface display screen modules in described Internal Spherical Surface LED display.
Be provided with 6 blocks of described led circuit plates at each spherical surface display screen module.
The diameter of described through hole is 1.27 millimeters, and the shape of described through hole is arranged to circular hole, square hole, slotted eye or elliptical aperture.
Described lamp plate is set to 4 laminates, and described drive plate is set to 2 laminates.
The described lamp plate back side is provided with the pad of the acupuncture needle of arranging, and described pad is used for the described plug connector that welding is connected with described drive plate.
The described LED lamp plate back side is provided for the circular pad of welded nut post, and the diameter of described circular pad is 6 millimeters.
A kind of Internal Spherical Surface LED display provided by the utility model, because described Internal Spherical Surface LED display is divided into a plurality of spherical surface display screen modules, and at the spherical surface display screen module a plurality of led circuit plates are set, and at described circuit board through hole is set, so that the utility model can show image and sound more dynamically; Dependence to surrounding environment reduces, and is practical, and can realize the broadcast of audio-visual project, has market applicability.
Description of drawings
Fig. 1 is that the utility model is at the preferred embodiment structural representation of the inboard spread configuration led circuit of described spherical surface display screen module plate.
Fig. 2 is the good embodiment synoptic diagram that the Internal Spherical Surface LED display is divided in the utility model.
Fig. 3 is that synoptic diagram is divided in the expansion of per 1/6 sphere of Internal Spherical Surface LED display in the utility model.
Fig. 4 is Internal Spherical Surface LED display preferred embodiment three-dimensional effect diagram in the utility model.
Fig. 5 is Internal Spherical Surface LED display correcting principle figure in the utility model.
Fig. 6 is the display comparison figure of the utility model preferred embodiment correcting image.
Fig. 7 is that the utility model passes through the image effect figure that the Internal Spherical Surface LED display shows.
Embodiment
The utility model provides a kind of Internal Spherical Surface LED display, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, referring to the accompanying drawing examples the utility model further described.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
The utility model is a kind of Internal Spherical Surface LED display, comprise a spherical display screen body, the a plurality of spherical surface display screen modules that are split to form by described spherical display screen body, be disposed with a plurality of led circuit plates in each described spherical surface display screen module inboard, wherein, the concrete structure of described led circuit plate as shown in Figure 1, Fig. 1 is the utility model at the preferred embodiment structural representation of the inboard spread configuration led circuit of described spherical surface display screen module plate.
Described led circuit plate comprises lamp plate 101 and is used for the drive plate 102 of its demonstration of control, and described lamp plate 101 and described drive plate 102 are connected by plug connector, is provided with a plurality of through holes 103 for transfer voice and heat radiation at described led circuit plate.
Preferably, described led circuit plate is made of a lamp plate 101 and a drive plate 102; The purpose of design is like this, and the difficulty of wiring achieves easily when reducing the exploitation of Internal Spherical Surface LED display.But in actual applications, the design of described led circuit plate not only is confined to above-mentioned mode, also can adopt other modes; For example, adopt a LED lamp plate 101 and polylith drive plate 102; Polylith LED lamp plate 101 and a drive plate 102, the modes such as polylith LED lamp plate 101 and polylith drive plate 102.
The utility model can be realized the broadcast of audio-visual project, and for obtaining better audio visual effect, the sound that the sound equipment facility sends must penetrate described led circuit plate.For reaching above-mentioned effect, be provided with a plurality of through holes 103 at described led circuit plate.And the set-up mode of described through hole 103 on described led circuit plate arranges for gathering; That is, guaranteeing under the prerequisite of described led circuit plate function, as much as possible described through hole 103 is being set.
Described through hole 103 can be arranged to the arbitrary shapes such as circular hole, slotted eye, elliptical aperture, square hole.The transmission that described through hole 103 not only can be realized sound can also realize the purpose of dispelling the heat.But it is more that described through hole 103 arranges, and then the development difficulty of described led circuit plate is just larger.In this preferred embodiment, can satisfy simultaneously the through hole 103 that arranges as much as possible for reaching, under the prerequisite of simultaneously the least possible increase development difficulty, the diameter of described through hole 103 is arranged to 1.27 millimeters again, and the particular location that arranges is the via hole place of anodal electrical connection.Certainly, in the application of reality, the diameter of described through hole 103 is not limited to 1.27 millimeters, and reasonable size all can arbitrarily.And not necessarily being confined to is through hole, also can adopt the led circuit edges of boards along indentation or fluting, open sawtooth etc., as long as can reach transfer voice and the heat radiation purpose all can.
To in the utility model, described Internal Spherical Surface LED display dividing mode is described further below in conjunction with Fig. 2, and Fig. 2 is the preferred embodiment synoptic diagram that the Internal Spherical Surface LED display is divided in the utility model.
Concrete dividing mode is that supposing in the described Internal Spherical Surface LED display has a rectangular parallelepiped, and eight summits of described rectangular parallelepiped all are arranged on the described Internal Spherical Surface.In Fig. 2, the summit of described rectangular parallelepiped for the point 11, the point 12, the point 13, the point 14, the point 15, the point 16, the point 17, the point 18.It should be explicitly made clear at this point that the position on described summit is not limited to the position on summit shown in Figure 2, as long as the summit of described supposition rectangular parallelepiped is positioned on the described sphere.As shown in Figure 2, form sphere 102 by point 11, point 12, point 13, point 14, and the area of the area of described sphere 102 and sphere 101 equates; Form sphere 105 by point 14, point 11, point 17, point 18, and the area of the area of described sphere 105 and sphere 104 equates.In like manner, form sphere 103 by point 18, point 16, point 11, point 12, and the area of the area of described sphere 103 and sphere 106 equates.By this kind method, described Internal Spherical Surface LED display is divided into 6 spheres, and two relative area of spherical surface equate.
In described 6 spheres, the expansion synoptic diagram of any sphere all as shown in Figure 3.Utilize method shown in Figure 3, per 1/6 sphere is divided into the quartern that area equates.Adopt this kind dividing mode, described LED display is divided into 24 spheres, per 1/24 sphere is a spherical surface display screen module.
For so that described LED display reaches the simulate effect of sphere, then need to the led circuit plate be set at described spherical surface display screen module.The quantity that described led circuit plate arranges is more, and then the effect simulated of LED display is just more near sphere.But when increasing the led circuit plate, also can increase the human resources of exploitation and the time cycle of exploitation.And in the utility model, taking into account in the situation of above-mentioned factor, be provided with 6 kinds of led circuit plates at each spherical surface display screen module, that is, described Internal Spherical Surface LED display includes 144 kinds of led circuit plates altogether.
In the present embodiment, during a plurality of spherical surface display screen module of being split to form by described spherical display screen body, the dividing mode of described Internal Spherical Surface LED display not only is confined to aforesaid way, mark off the concrete quantity of sphere can be more also can be still less, so long as get final product when described spherical display screen body is divided into 6 times of several spherical surface display screen modules, of the present utility model to be divided into 24 spherical surface display screen modules be preferred embodiment.
As shown in Figure 1, described led circuit plate is comprised of lamp plate 101 and drive plate 102 two parts.In actual applications, in order to reduce development difficulty and the time cycle of exploitation led circuit plate, and guarantee that the led circuit plate has enough spaces to be used for the perforate design, in this preferred embodiment, lamp plate 101 is preset as 4 layers, drives electroplax 102 and be preset as 2 layers; To reduce the wiring density of individual layer, provide more space to perforate, reduce difficulty.Certainly, lamp plate 101 and drive plate 102 all can be designed to lamina, doubling plate and multilayer board etc. in the practice.
Wherein, described lamp plate 101 with the connected mode of described drive plate 102 is; Be provided with the pad of the acupuncture needle of arranging at described lamp plate 101 back sides, described pad is used for the described plug connector that welding is connected with described drive plate.Simultaneously, place the circular pad of diameter 6MM at lamp plate 101 back sides, be used for the welded nut post, in order to the spherical surface display screen module is fixed on the spherical casing, have simultaneously the function of regulating lamp plate 101 height and location.And what is more important, in case described led circuit plate goes wrong, just can carry out single maintenance, and needn't the whole Internal Spherical Surface LED display of large-area maintenance.Certainly, in actual applications, the size of pad, orientation, profile can be done as required and change or cancellation.
The utility model is described in further detail below to lift another preferred embodiment, and described preferred embodiment is take diameter as 10 meters Internal Spherical Surface LED display as example.Wherein, in order to cooperate the human eye resolution characteristic, default viewing ratio is no more than 5 meters.For so that the simulate effect of watching reaches best, then be provided with 7962624 pixels in described Internal Spherical Surface LED display.Certainly, in actual applications, 7962624 scheme can not be adopted in the setting of pixel quantity in the described Internal Spherical Surface LED display, can be more, and also can be still less.
In this preferred embodiment, because described Internal Spherical Surface LED display is divided into 24 spherical surface display screen modules, and be provided with 6 kinds of described led circuit plates at each display screen module, the pixel of single led circuit board is 48 *, 48 points in prediction on such basis.Certainly, guaranteeing global 7962624 pixels, and minimum unit must be by in 8 situations about dividing exactly of 8 *, single led circuit board pixel number also can all can for 32 of 32 *, 32 points, 16 * etc.As long as the pixel that arranges can satisfy the true effect that the Internal Spherical Surface LED display will reach and reduce the workload purpose as far as possible.
Wherein, described drive plate 102 act as the coupling of finishing voltage and current in the described lamp plate 101.The realization of described function be adopt constant-current driven chip be equipped with 1/16 dynamic scan control mode.Compare to static control mode, described dynamic scan control mode reduced by 93% crossing current and driven chip, thereby effectively reduce cost.And constant-current driven chip commonly used such as MBI5024, TB62726, MBI5026, MBI5041 etc.Certainly, the scan modes such as in the practical application, control mode also can be for 1/8,1/4,1/2,1/N, N 16 can realize with interior any non-zero natural number, is not limited to 1/16 scanning.
The application of this preferred embodiment as shown in Figure 4, Fig. 4 is Internal Spherical Surface LED display preferred embodiment three-dimensional effect diagram in the utility model.Wherein 401 is outer firm structure-steel framing, and described Internal Spherical Surface LED display is installed in the described outer firm structure-steel framing 401.402 are people from station platform, the video/audio image that spectators watch the Internal Spherical Surface LED display to play at station people's platform 402.403 is the support column of described outer firm structure- steel framing 401, and 404 is stair.
The mode of utilizing this preferred embodiment to provide watches the benefit of video/audio image to be, so that the image of watching has more authenticity, more can attract watching of spectators, and simulate effect is very clear.
Wherein, the concrete correcting principle of the Internal Spherical Surface LED display in this preferred embodiment as shown in Figure 5.Because the Internal Spherical Surface display screen is essentially different with respect to flat-faced screen, so can cause the image modification if play-over Flat-picture with spherical surface display screen, makes the people can not produce real sensation.So when utilizing described Internal Spherical Surface LED display to play, must correct plane picture.
The position that stands in the center of circle 501 such as the observer is observed, and sees having 1: 502 on the plane 507.According to the principle of light along rectilinear propagation, will see that so point 502 can be in the position display of curved surface 506: 504 on the plane 507.And the position of point 505 is only correct display position on the actual curved surface 506.So recycle light along the principle of rectilinear propagation, counter what obtain on the curved surface 506 point 505 correspondences should be the position of point 503 on the plane 507; Then the colouring information of point 502 on the plane 507 is given to the position of point 503 on the plane 507, the correct demonstration image after so just obtaining correcting.
Preferably, as shown in Figure 6, Fig. 6 is the display comparison figure of the utility model preferred embodiment correcting image.Wherein the plane picture of Fig. 6 left side for showing draws the image on Fig. 6 the right after process method shown in Figure 5 is corrected.After correcting through above-mentioned principle, the effect that described image is shown at sphere as shown in Figure 7.Can find out that therefrom the image that shows through Internal Spherical Surface has more stereoscopic sensation and the sense of reality, effect is also more outstanding.
In sum, a kind of Internal Spherical Surface LED display that the utility model provides, by described Internal Spherical Surface LED display is divided into 24 display screen modules, and at described display screen module 6 kinds of led circuit plates are set, so that described Internal Spherical Surface LED display has better viewing visual effect, and at the densely covered through hole that is provided with of described led circuit plate, so that it is more outstanding to play audio-visual effect by described Internal Spherical Surface LED display, more has market applicability.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or conversion, all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (7)
1. Internal Spherical Surface LED display, it is characterized in that, comprise a spherical display screen body, the a plurality of spherical surface display screen modules that are split to form by described spherical display screen body, be disposed with a plurality of led circuit plates in each described spherical surface display screen module inboard, described led circuit plate comprises lamp plate and is used for the drive plate of its demonstration of control that described lamp plate is connected by plug connector with described drive plate, also is provided with a plurality of through holes for transfer voice and heat radiation on described led circuit plate.
2. Internal Spherical Surface LED display according to claim 1 is characterized in that, is provided with 24 spherical surface display screen modules in described Internal Spherical Surface LED display.
3. Internal Spherical Surface LED display according to claim 2 is characterized in that, is provided with 6 blocks of described led circuit plates at each spherical surface display screen module.
4. Internal Spherical Surface LED display according to claim 1 is characterized in that, the diameter of described through hole is 1.27 millimeters, and the shape of described through hole is arranged to circular hole, square hole, slotted eye or elliptical aperture.
5. Internal Spherical Surface LED display according to claim 1 is characterized in that, described lamp plate is set to 4 laminates, and described drive plate is set to 2 laminates.
6. Internal Spherical Surface LED display according to claim 5 is characterized in that, the described lamp plate back side is provided with the pad of the acupuncture needle of arranging, and described pad is used for the described plug connector that welding is connected with described drive plate.
7. Internal Spherical Surface LED display according to claim 6 is characterized in that, the described LED lamp plate back side is provided for the circular pad of welded nut post, and the diameter of described circular pad is 6 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311311 CN202711613U (en) | 2012-06-29 | 2012-06-29 | Internal spherical LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311311 CN202711613U (en) | 2012-06-29 | 2012-06-29 | Internal spherical LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202711613U true CN202711613U (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220311311 Expired - Lifetime CN202711613U (en) | 2012-06-29 | 2012-06-29 | Internal spherical LED display screen |
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| Country | Link |
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| CN (1) | CN202711613U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258482A (en) * | 2013-05-28 | 2013-08-21 | 上海大晨显示技术有限公司 | Dot-matrix display screen similar to ball shape and dot-matrix display screen similar to spherical surface |
| CN103310712A (en) * | 2013-07-02 | 2013-09-18 | 深圳市洲明科技股份有限公司 | Spherical display screen and manufacturing method thereof |
| US10921523B2 (en) | 2016-09-23 | 2021-02-16 | L-3 Technologies, Inc. | Display system and components |
-
2012
- 2012-06-29 CN CN 201220311311 patent/CN202711613U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258482A (en) * | 2013-05-28 | 2013-08-21 | 上海大晨显示技术有限公司 | Dot-matrix display screen similar to ball shape and dot-matrix display screen similar to spherical surface |
| CN103310712A (en) * | 2013-07-02 | 2013-09-18 | 深圳市洲明科技股份有限公司 | Spherical display screen and manufacturing method thereof |
| CN103310712B (en) * | 2013-07-02 | 2016-03-02 | 深圳市洲明科技股份有限公司 | Spherical display screen and preparation method thereof |
| US10921523B2 (en) | 2016-09-23 | 2021-02-16 | L-3 Technologies, Inc. | Display system and components |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |