CN105405364B - A kind of LED crosses display screen structure - Google Patents
A kind of LED crosses display screen structure Download PDFInfo
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- CN105405364B CN105405364B CN201510865178.7A CN201510865178A CN105405364B CN 105405364 B CN105405364 B CN 105405364B CN 201510865178 A CN201510865178 A CN 201510865178A CN 105405364 B CN105405364 B CN 105405364B
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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 present invention relates to LED display technical field, disclose a kind of LED crosses display screen structure, including cross-shape frame, two pieces of wiring boards are set in cross-shape frame, the lateral surface of every piece of wiring board is provided with LED array, LED array is made up of some LED lamp beads, it is located on the lateral surface of wiring board at the space between LED lamp bead and is filled with marine glue, the lower end of cross-shape frame is provided with control box, the lower end of control box is provided with mounting seat, positioning sleeve is arranged with the outside of each LED lamp bead, the inner of positioning sleeve is provided with some connecting pins, it is provided with the corresponding position of connecting pin on wiring board and is connected through hole, clamping between connecting pin and connection through hole.The present invention have can guarantee that every LEDs lamp bead setting angle is identical, the good beneficial effect of marshalling, display effect.
Description
Technical field
The present invention relates to a kind of LED display technical field, more particularly to a kind of LED crosses display screen structure.
Background technology
LED cross display screens are mainly used in the places such as hospital, pharmacy, church, are very useful profession identities, LED
Cross display screen can show picture or animation, and LED crosses display screen is applied widely abroad, and external pharmacy, doctor
The indispensable mark such as institute.The developed countries such as LED cross display screens are mainly on sale in Europe, Japan, market is still in first step at home
Section.With the development of social economy, the application in LED crosses display screen market at home will obtain fast development, and its market is dived
Power and market value are all immeasurable.With widely using for LED cross display screens, user is to LED cross display screens
Prescription more and more higher, due to being covered with LED dot matrix on the wiring board in LED cross display screens, each LED point is one
LED lamp bead, after the pin of each LED lamp bead is connected with wiring board, then overall encapsulating, sizing, sealing, during encapsulating very
It is difficult to ensure that the axis for demonstrate,proving each LED lamp bead is vertical with wiring board holding, at present the LED dot matrix on many user's reflection cross display screens
It is misaligned, affect decorative effect, the irregular animation effect distortion for causing to play of LED lattice arrangements.
The content of the invention
The present invention in order to overcome the LED lattice arrangements in prior art on LED crosses display screen irregular, so as to affect to show
Show effect, cause the deficiency of animation effect distortion, there is provided one kind can guarantee that every LEDs lamp bead setting angle is identical, it is whole to arrange
Together, the good LED cross display screen structures of display effect.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of LED crosses display screen structure, including cross-shape frame, set two pieces of wiring boards, often in the cross-shape frame
The lateral surface of block wiring board is provided with LED array, and described LED array is made up of some LED lamp beads, on the lateral surface of wiring board
Marine glue is filled with space between LED lamp bead, the lower end of the cross-shape frame is provided with control box, under control box
End is provided with mounting seat, and positioning sleeve is arranged with the outside of each LED lamp bead, and the inner of described positioning sleeve is provided with some connecting pins,
It is provided with the corresponding position of connecting pin on described wiring board and is connected through hole, clamping between described connecting pin and connection through hole.It is fixed
Position set can limit the position of LED lamp bead so that the axis per LEDs lamp bead is all vertical with wiring board, it is ensured that per LEDs lamp bead
Setting angle is identical, and LED array arrangement is more neat, and the display effect of LED cross display screens is more preferable.
Preferably, two pieces of heat-conducting plates are provided between two pieces of wiring boards, heat-conducting plate is in decussate texture, two pieces of heat-conducting plates it
Between surround the heat dissipation cavity of closing, the periphery of the cross-shape frame is provided with some pod apertures connected with heat dissipation cavity.Every piece of circuit
Hundreds of LED lamp bead is fitted with plate, and in order to ensure water resistance, marine glue is filled between LED lamp bead, is thus led
The heat dispersion of LED lamp bead is caused to weaken, the heat that LED lamp bead sends can not be distributed in time and be easily caused light decay, so as to drop
The service life of low LED, arranges heat-conducting plate in this structure, the heat that LED lamp bead sends in cross-shape frame quickly can be passed to
Heat-conducting plate, heat accumulate in radiating intracavity, and extraneous air enters radiating intracavity from pod apertures, takes away heat in time, so as to
Ensure the good heat dispersion of LED lamp bead, improve service life.
Preferably, it is characterized in that, the medial surface of described heat-conducting plate is provided with some radiating fins.Radiating fin energy
Greatly increase the contact area of heat-conducting plate inwall and air, improve heat dispersion.
Preferably, the section of described radiating fin is L-shaped, the horizontally-parallel distribution of all of radiating fin, each dissipates
Hot fin and heat-conducting plate inwall form the aqua storage tank for tilting upward that is open, the lower end both sides of the cross-shape frame be provided with
The osculum of heat dissipation cavity connection.As LED crosses display screen is generally in outdoor application, rainy day, rainwater can enter from pod apertures
Enter to radiating intracavity and accumulate in aqua storage tank（Night, the moisture in air also can condense into globule accumulation on radiating fin
In aqua storage tank）, the heat of heat-conducting plate can promote the water evaporation in aqua storage tank, quickly take away heat, improve the radiating of heat-conducting plate
Performance.
Preferably, the corresponding region of the pod apertures on cross-shape frame top surface is provided with the guiding gutter to lower recess.In rain
My god, guiding gutter has the effect of aggregation rainwater, in the aqua storage tank for entering into radiating intracavity after rain water-harvesting from pod apertures.
Preferably, the outer end of the connecting pin is through connection through hole, the outer end of the connecting pin is provided with buckle, the company
It is connected with connection sheet between the outer end of pin, between the inner side of described connection sheet and wiring board, is provided with sealing ring.Sealing ring, company
Welding pin of the contact pin LED lamp bead with wiring board is isolated from the outside, for a long time in outdoor application, the sealing of marine glue, ten
The sealing at glyph framework edge can all decline, and outside moisture may be entered into around the wiring board of cross-shape frame, this knot
In structure, the welding pin of LED lamp bead and wiring board is by sealing ring, the completely isolated sealing of connection sheet, even if therefore in cross-shape frame
Portion is also not result in LED lamp bead short circuit into moisture, greatly improves stability.
Preferably, described positioning sleeve is aluminium set, on positioning sleeve, the outer end of connecting pin is through connection through hole, the connection
The outer end of foot is provided with buckle, and connection sheet is connected between the outer end of the connecting pin, and described connection sheet is made up of ceramics, described
The lateral surface of connection sheet is connected with heat-conducting plate by heat-conducting glue.The a part of heat of LED lamp bead directly passes through what is distributed at the top of lamp bead
The external world, another part heat of LED lamp bead pass to connection sheet by positioning sleeve, then pass to heat-conducting plate by heat-conducting glue,
Most of heat inside LED lamp bead directly passes to connection sheet by welding pin, then passes to heat conduction by connection sheet
Plate, by triple radiatings, radiating effect is splendid.
Preferably, sealing ring is provided between the medial surface and wiring board of described connection sheet, wiring board and heat-conducting plate it
Between be located at sealing ring beyond gap be filled with marine glue.
Preferably, the control box before and after be respectively provided on two sides with louvre.The electronics that louvre is used in control box
Device radiates.
Therefore, the present invention has the advantages that：（1）Identical, marshalling, display per LEDs lamp bead setting angle
Effect is good；（2）Heat dispersion is good, effectively prevents LED lamp bead light decay, improves whole service life；（3）Stability in the large
Good, even if outside moisture is entered into, stability is good.
Description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
Left views of the Fig. 2 for Fig. 1.
Top views of the Fig. 3 for Fig. 2.
Fig. 4 is the connection diagram of heat-conducting plate and cross-shape frame.
Fig. 5 is the partial cross-sectional side-elevation view of the present invention.
Fig. 6 is LED lamp bead, positioning sleeve, the connection diagram of wiring board.
In figure：It is cross-shape frame 1, wiring board 2, LED lamp bead 3, marine glue 4, control box 5, louvre 6, mounting seat 7, fixed
Position set 8, connecting pin 9, connection through hole 10, buckle 11, connection sheet 12, sealing ring 13, heat-conducting plate 14, heat dissipation cavity 15, pod apertures 16,
Radiating fin 17, aqua storage tank 18, osculum 19, heat-conducting glue 20, guiding gutter 21.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and detailed description：
A kind of LED crosses display screen structure as shown in Figure 1 and Figure 5, including cross-shape frame 1, set in cross-shape frame
Two pieces of wiring boards 2, the lateral surface of every piece of wiring board are provided with LED array, and LED array is made up of some LED lamp beads 3, wiring board 2
Lateral surface on be located at the space between LED lamp bead and be filled with marine glue 4, the lower end of cross-shape frame 1 is provided with control box 5,
Louvre 6 is respectively provided on two sides with before and after control box 5, the lower end of control box 5 is provided with mounting seat 7, the outside of each LED lamp bead 3
Positioning sleeve 8 is arranged with, the inner of positioning sleeve 8 is provided with some connecting pins 9, as shown in fig. 6, corresponding with connecting pin on wiring board 2
Place is provided with connection through hole 10, and clamping between connecting pin and connection through hole, the outer end of connecting pin 9 pass through connection through hole, connecting pin 9
Outer end is provided with buckle 11, is connected with connection sheet 12, is provided between the inner side of connection sheet 12 and wiring board between the outer end of connecting pin
Sealing ring 13, sealing ring 13, connection sheet is LED lamp bead and the welding pin and periphery isolating seal of wiring board；In the present embodiment
Positioning sleeve be aluminium set, connection sheet is made up of ceramics.
Two pieces of parallel heat-conducting plates 14 are provided between two pieces of wiring boards 2, the lateral surface of the connection sheet passes through heat-conducting glue 20
It is connected with heat-conducting plate, the gap between wiring board and heat-conducting plate beyond sealing ring 13 is filled with marine glue.Such as Fig. 4 institutes
Show, heat-conducting plate 14 is in decussate texture, and the heat dissipation cavity 15 of closing, as shown in Figures 2 and 3, ten are surrounded between two pieces of heat-conducting plates 14
The periphery of glyph framework 1 is provided with some pod apertures 16 connected with heat dissipation cavity 15, the pod apertures on 1 top surface of cross-shape frame it is right
Region is answered to be provided with the guiding gutter 21 to lower recess；The medial surface of heat-conducting plate 14 is provided with some radiating fins 17, radiating fin 17
Section it is L-shaped, the horizontally-parallel distribution of all of radiating fin, each radiating fin 17 form one with 14 inwall of heat-conducting plate and open
The aqua storage tank 18 that mouth is tilted upward, the lower end both sides of cross-shape frame 1 are provided with the osculum 19 connected with heat dissipation cavity.
With reference to accompanying drawing, the principle of the present invention is as follows：The heat that LED lamp bead is distributed passes sequentially through positioning sleeve 8（Aluminium set）, connection
Piece 12（Ceramics are made）, heat-conducting glue 20, heat-conducting plate 14 be delivered in heat dissipation cavity 15, extraneous air-flow is from around cross-shape frame
Enter in pod apertures 16 such that it is able to quickly the heat of radiating intracavity is drained；Rainy day,
Extraneous accumulation of rainwater flows into heat dissipation cavity 15 in guiding gutter 21 and from pod apertures 16, rain water-harvesting in each aqua storage tank 18,
Unnecessary rainwater is drained from osculum 19, evaporates, so as to quickly take away the heat of heat-conducting plate after the moisture heat absorption in aqua storage tank 18
Amount, night, the moisture in air can also condense, accumulate in aqua storage tank 18, can also play evaporative heat loss effect.The present invention has
Following beneficial effect：（1）Per LEDs lamp bead setting angle, identical, marshalling, display effect are good；（2）Heat dispersion is good,
LED lamp bead light decay is effectively prevented, whole service life is improved；（3）Stability in the large is good, even if outside moisture enters into circuit
Panel area can guarantee that LED lamp bead normal work, and stability is good.
Claims (6)
1. a kind of LED crosses display screen structure, including cross-shape frame, sets two pieces of wiring boards, per block in the cross-shape frame
The lateral surface of wiring board is provided with LED array, and described LED array is made up of some LED lamp beads, and the lateral surface of wiring board is upper
Marine glue is filled with space between LED lamp bead, the lower end of the cross-shape frame is provided with control box, the lower end of control box
Mounting seat is provided with, be it is characterized in that, on the outside of each LED lamp bead, be arranged with positioning sleeve, the inner of described positioning sleeve is provided with some
Connecting pin, is provided with the corresponding position of connecting pin on described wiring board and is connected through hole, between described connecting pin and connection through hole
Clamping；Two pieces of heat-conducting plates are provided between two pieces of wiring boards, and heat-conducting plate is in decussate texture, closing is surrounded between two pieces of heat-conducting plates
Heat dissipation cavity, the periphery of the cross-shape frame are provided with some pod apertures connected with heat dissipation cavity, the medial surface of described heat-conducting plate
Some radiating fins are provided with, the section of described radiating fin is L-shaped, the horizontally-parallel distribution of all of radiating fin, each
Radiating fin forms the aqua storage tank that an opening is tilted upward with heat-conducting plate inwall, and the lower end both sides of the cross-shape frame are provided with
The osculum connected with heat dissipation cavity.
2. a kind of LED crosses display screen structure according to claim 1, is characterized in that, leading on cross-shape frame top surface
The corresponding region of discharge orifice is provided with the guiding gutter to lower recess.
3. a kind of LED crosses display screen structure according to claim 1, is characterized in that, the outer end of the connecting pin passes through
Connection through hole, the outer end of the connecting pin is provided with buckle, connection sheet, described connection is connected between the outer end of the connecting pin
Sealing ring is provided between the inner side of piece and wiring board.
4. a kind of LED crosses display screen structure according to claim 1, is characterized in that, described positioning sleeve is aluminium set, fixed
Position puts the outer end of connecting pin through connection through hole, and the outer end of the connecting pin is provided with buckle, between the outer end of the connecting pin
Connection sheet is connected with, described connection sheet is made up of ceramics, the lateral surface of the connection sheet is connected with heat-conducting plate by heat-conducting glue.
5. a kind of LED crosses display screen structure according to claim 4, is characterized in that, the inner side of described connection sheet with
Sealing ring is provided between wiring board, the gap between wiring board and heat-conducting plate beyond sealing ring is filled with marine glue.
6. a kind of LED crosses display screen structure according to claim 1, is characterized in that, both sides before and after the control box
It is respectively equipped with louvre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510865178.7A CN105405364B (en) | 2015-12-01 | 2015-12-01 | A kind of LED crosses display screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510865178.7A CN105405364B (en) | 2015-12-01 | 2015-12-01 | A kind of LED crosses display screen structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105405364A CN105405364A (en) | 2016-03-16 |
| CN105405364B true CN105405364B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510865178.7A Active CN105405364B (en) | 2015-12-01 | 2015-12-01 | A kind of LED crosses display screen structure |
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| Country | Link |
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| CN (1) | CN105405364B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3091781A1 (en) * | 2019-01-16 | 2020-07-17 | Sl Fox Design | Cross-shaped display device and its management system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071217A (en) * | 2020-09-02 | 2020-12-11 | Tcl华星光电技术有限公司 | Display device |
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| CN101488303A (en) * | 2009-02-05 | 2009-07-22 | 北京巨数数字技术开发有限公司 | Dual surface LED screen |
| CN201438350U (en) * | 2009-05-27 | 2010-04-14 | 深圳市中展为科技发展有限公司 | Surface-mount LED display device |
| CN201731322U (en) * | 2010-06-21 | 2011-02-02 | 深圳市豫龙光电零件有限公司 | LED (Light-Emitting Diode) lamp tube |
| KR20120137068A (en) * | 2011-06-10 | 2012-12-20 | 주식회사 비쥬얼스톰 | The deul led signboard with solarcell |
| CN202694713U (en) * | 2012-07-19 | 2013-01-23 | 东莞市兴煌电子科技有限公司 | Sealing structure of light-emitting diode (LED) billboard |
| CN203456035U (en) * | 2013-08-14 | 2014-02-26 | 四川福瑞达光电有限公司 | Double-surface LED (light emitting diode) display screen |
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2015
- 2015-12-01 CN CN201510865178.7A patent/CN105405364B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101064403A (en) * | 2006-04-27 | 2007-10-31 | 光阳工业股份有限公司 | LED positioning device |
| CN101488303A (en) * | 2009-02-05 | 2009-07-22 | 北京巨数数字技术开发有限公司 | Dual surface LED screen |
| CN201438350U (en) * | 2009-05-27 | 2010-04-14 | 深圳市中展为科技发展有限公司 | Surface-mount LED display device |
| CN201731322U (en) * | 2010-06-21 | 2011-02-02 | 深圳市豫龙光电零件有限公司 | LED (Light-Emitting Diode) lamp tube |
| KR20120137068A (en) * | 2011-06-10 | 2012-12-20 | 주식회사 비쥬얼스톰 | The deul led signboard with solarcell |
| CN202694713U (en) * | 2012-07-19 | 2013-01-23 | 东莞市兴煌电子科技有限公司 | Sealing structure of light-emitting diode (LED) billboard |
| CN203456035U (en) * | 2013-08-14 | 2014-02-26 | 四川福瑞达光电有限公司 | Double-surface LED (light emitting diode) display screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3091781A1 (en) * | 2019-01-16 | 2020-07-17 | Sl Fox Design | Cross-shaped display device and its management system |
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| CN105405364A (en) | 2016-03-16 |
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Denomination of invention: LED cross display screen structure Effective date of registration: 20171117 Granted publication date: 20170329 Pledgee: Zhejiang Tonglu rural commercial bank Limited by Share Ltd Feng Chuan branch Pledgor: Hangzhou Xin Hu Electronics Co., Ltd. Registration number: 2017330000174 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210607 Granted publication date: 20170329 Pledgee: Zhejiang Tonglu rural commercial bank Limited by Share Ltd. Feng Chuan branch Pledgor: HANGZHOU XINHU ELECTRONIC Co.,Ltd. Registration number: 2017330000174 |