CN103927943B - LED display - Google Patents
LED display Download PDFInfo
- Publication number
- CN103927943B CN103927943B CN201310015561.4A CN201310015561A CN103927943B CN 103927943 B CN103927943 B CN 103927943B CN 201310015561 A CN201310015561 A CN 201310015561A CN 103927943 B CN103927943 B CN 103927943B
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- Prior art keywords
- light source
- led
- source module
- base plate
- packaging
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Abstract
A kind of LED display, it includes circuit substrate and the some light source modules being positioned on this circuit substrate, each light source module includes that locking press button, described circuit substrate include that some link blocks corresponding to above-mentioned locking press button, described locking press button are removably inserted into described link block.By operating this locking press button so that set up between this light source module and described circuit substrate and be electrically connected with.And, when the arbitrary light source module in this LED display needs repairing or changes, from described link block, remove this locking press button can release the mechanical connection between described locking press button and described link block, simple to operation, reduce the overall maintenance difficulties of this LED display and maintenance cost.
Description
Technical field
The present invention relates to display screen, particularly relate to a kind of readily accessible and LED(Light Emitting of maintenance
Diode, Light-Emitting Diode) display screen.
Background technology
LED display is fast because the features such as high, low in energy consumption, the stable performance of its brightness are paid attention to the most widely
Speed development, and these LED displays are increasingly being applied in daily life and life,
Such as, the electronic display in the places such as Entertainment Plaza, commercial street, hospital, railway station it is arranged at.LED shows
Display screen is made up of LED dot matrix and LED PCB (PCB), by controlling the aobvious of LED
Show mode, utilize one or more LED in the color such as red, blue, green light on and off display word,
The contents such as picture, animation, video.In other words, LED display is mostly by multiple LED light source battle arrays
Row realize Dynamic Announce, and each LED light source array is equivalent to a pixel of display.
But, in traditional LED display, the plurality of LED is directly welded at PCB panel often
On, when any one LED damages wherein, because this LED is closely welded on PCB panel, difficult
The LED damaged with dismounting and replacing, is less useful for the overall maintenance of this LED display.
Summary of the invention
For the problems referred to above, the LED that it is an object of the invention to provide a kind of readily accessible and overall maintenance shows
Display screen.
In order to solve above-mentioned technical problem, the invention provides a kind of LED display, it includes circuit substrate
And the some light source modules being positioned on this circuit substrate, each light source module includes locking press button, described circuit
Substrate includes that some link blocks corresponding to above-mentioned locking press button, described locking press button are removably inserted into institute
State link block.
Wherein, described light source module also includes base plate for packaging, and this base plate for packaging is made up of conductive heat conducting material.
Wherein, described locking press button includes housing, and this housing offers opening and accommodates chamber, described encapsulation base
Plate is placed in this opening, and slides at described receiving intracavity.
Wherein, described locking press button also includes slip button and elastic component, and this slip button is arranged at described appearance
Receive intracavity, and be fixed on described base plate for packaging, and move under this base plate for packaging drives so that described from
Lock button is in connected state or off-state.Described elastic component is nested on described slip button, sliding for this
Dynamic button provides elastic-restoring force.
Wherein, described locking press button also includes pin, and this pin is fixed on described housing relative to the one of opening
Side, one end of this pin is positioned at receiving intracavity, and is electrically connected with above-mentioned base plate for packaging, and the other end exposes institute
State outside housing.
Wherein, overall rectangular-shaped in hollow of described link block, it offers groove, described self-locking
The housing parts of button is placed in this groove, and described bottom portion of groove offers slot, and it is right that described pin inserts
In the slot answered, and it is electrically connected with described circuit substrate so that described base plate for packaging and this circuit substrate electricity
Property connect.
Wherein, described light source module also includes at least one LED chip, and this LED chip is arranged at described envelope
On dress substrate, and being electrically connected with this base plate for packaging, this LED chip is used for converting electrical energy into luminous energy, and can
Send the light of different colours.
Wherein, described light source module also includes protecting lens, and these protection lens are by epoxy resin, acrylic nitrile-butadiene
Styrene, Merlon or lucite are made, for described LED chip is encapsulated in described encapsulation
On substrate.
Wherein, described light source module is monochromater module, and each monochromater module is as a pixel
Including at least one LED chip, this at least one LED chip sends the light of same color.
Wherein, described light source module is three-color light source module, and this three-color light source module is as a pixel bag
Include red LED chips, green LED chip and blue LED die, this red LED chips, green
LED chip and blue LED die send redness, green and blue light respectively, red, green by control,
The change of blue three Color Channels and superposition each other, make the light of three kinds of colors according to different ratios
Example mixes, and this light source module sends the light of required color.
In LED display provided by the present invention, described light source module is provided with locking press button, described circuit
The link block corresponding to this locking press button it is provided with, this locking press button removably partial insertion institute on substrate
State link block, and set up mechanical connection with described link block, by operating this locking press button so that should
Set up between light source module and described circuit substrate and be electrically connected with.And, arbitrary when in this LED display
When light source module needs repairing or changes, from described link block, remove this locking press button can release described
Mechanical connection between locking press button and described link block, simple to operation, reduce this LED and show
The maintenance difficulties of screen entirety and maintenance cost.
Accompanying drawing explanation
In order to be illustrated more clearly that technical scheme, below by use required in embodiment
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is only some enforcements of the present invention
Mode, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the light source module of the LED display that first embodiment of the invention provides.
Fig. 2 is the schematic cross-section of the light source module shown in Fig. 1 of the present invention.
Fig. 3 is the structural representation of the circuit substrate of the LED display that first embodiment of the invention provides.
Fig. 4 is the enlarged diagram of the link block shown in Fig. 3 of the present invention.
Fig. 5 is the structural representation of the light source module of the LED display that second embodiment of the invention provides.
Fig. 6 is the structural representation of the circuit substrate of the LED display that second embodiment of the invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Referring to Fig. 1, Fig. 2 and Fig. 3, first embodiment of the invention provides a kind of LED(Light-Emitting
Diode, Light-Emitting Diode) display screen, it is used for showing word, image, animation, market, video, record
The display screen of the various information such as image signal, has that brightness is high, running voltage is low, power consumption is little, stable performance
Etc. feature.Described first embodiment provides a kind of monochromatic LED display screen, it include circuit substrate 10 and
The monochromatic LED array being arranged on this circuit substrate 10 and be electrically connected with this circuit substrate 10.This monochrome
LED array includes some monochromater modules 100, and each monochromater module 100 all can be as a picture
Vegetarian refreshments, it can send the light of a kind of color, as with Shan Hong color as primary colours, be used for showing word and simple graph
Case.In embodiments of the present invention, described light source module is LED module.
Each described monochromater module 100 includes base plate for packaging 110, LED chip 120, protection lens 130
And locking press button 20.The described generally rectangular shaped tabular of base plate for packaging 110, it can be made up of conductive heat conducting material.
Described LED chip 120 can by welding (eutectic welds), the mode such as wire connection be arranged at as described in envelope
On dress substrate 100, and it is electrically connected with this base plate for packaging 110.Described LED chip 120 is a solid-state
Semiconductor device, it can be cuboid lamellar or cylindric.This LED chip 120 can convert electrical energy into luminous energy,
And the light of different colours can be sent, e.g., red, green, blue.Described protection lens 130 can be by ring
Epoxy resins, acrylonitrile-butadiene-styrene (ABS) (acrylonitrile butadiene styrene, ABS), poly-carbonic acid
The encapsulating materials such as ester (polycarbonate, PC), lucite are made, and it is for by described LED chip
120 are encapsulated on described base plate for packaging 110, to increase light extraction yield.
Refer to Fig. 2, described locking press button 20 include housing 210, slip button 220, elastic component 230 and
Pin 240.Described housing 210 entirety substantially rectangular-shaped in hollow, it offers opening 212 and an appearance
Receive chamber 214.The shape of described base plate for packaging 110 and size and the shape of described opening 212 and equivalently-sized,
This base plate for packaging 110 can be placed in this opening 212, and slides axially in this receiving chamber 214.
Described slip button 220 is arranged in described receiving chamber 214, and can by being connected together, screw thread even
The fixed form such as connect, glue is bonding to be fixed on described base plate for packaging 110.Press described base plate for packaging 110,
This slip button 220 can be driven to move so that described locking press button 20 is in connected state or off-state.
In embodiments of the present invention, described elastic component 230 can be spring, and it is nested on described slip button 220,
When described slip button 220 is pressed, this elastic component 230 provides elastic-restoring force for it.
In embodiments of the present invention, described locking press button 20 can be hexagonal self-lock switch, and it includes six pins
240.This pin 240 is fixed on the described housing 210 side relative to opening 212, and its one end is positioned at receiving
In chamber 214, and can be electrically connected with above-mentioned base plate for packaging 110 by wire (not shown)；This pin 240
The other end expose outside described housing 210.In embodiments of the present invention, when pressing described base plate for packaging 110
Time, can set described locking press button 20 is connected state, and remains connected state, now, and described LED
Chip 120 sends the light of respective color.When again pressing described base plate for packaging 110, can be set this certainly
Lock button 20 is off-state, and now, described LED chip 120 is extinguished.
Referring to Fig. 3 and Fig. 4, in embodiments of the present invention, described circuit substrate 10 can be printed circuit board (PCB)
(printed circuit board, PCB), it is the supporter of electronic devices and components, is that each electronic devices and components are electric
The supplier connected.This circuit substrate 10 includes some link blocks 12 that array arranges, this link block
The arrangement position of 12 is corresponding to the arrangement position of above-mentioned monochromater module 100.
Described link block 12 entirety substantially rectangular-shaped in hollow, it offers groove 14.This groove
The form and dimension of 14 is roughly the same with the form and dimension of the housing 210 of above-mentioned locking press button 20, this self-locking
Button 20 can partly be placed in this groove 14.In embodiments of the present invention, offer bottom described groove 14
Have six slot 16s, the shape of this slot 16, size and arrangement position corresponding to above-mentioned pin 240 shape,
Size and arrangement position.When above-mentioned locking press button 20 is placed in this groove 14, described pin 240 is inserted
Enter in the slot 16 of correspondence, and be electrically connected with described circuit substrate 10.
It is appreciated that each described monochromater module 100 may also include one or more LED chip 120,
These one or more LED chip 120 can be arranged by modes such as welding (as eutectic welds), wire connections
On described base plate for packaging 100, and it is electrically connected with this base plate for packaging 110, thus sends respective color
Light, e.g., red, green, blue.
Seeing also Fig. 5 and Fig. 6, second embodiment of the invention provides a kind of LED display, and it is used
Show the display screen of the various information such as word, image, animation, market, video, video signal, tool
There are the features such as brightness high, running voltage is low, power consumption is little, stable performance.Described second embodiment provides one
Kind of full-color LED display screen, it include circuit substrate 30 and be arranged on this circuit substrate 30 and with this circuit
The three-color LED array that substrate 30 is electrically connected with.This three-color LED array includes some three-color light source modules 300,
Each three-color light source module 300 all can be as a pixel, and it can send the light of different colours.This electricity
Base board 30 includes some link blocks 32 that array arranges, and the arrangement position of this link block 32 corresponds to
The arrangement position of above-mentioned three-color light source module 300
Described three-color light source module 300 include base plate for packaging 310, LED chip group, protection lens 330 and
Locking press button 40.In embodiments of the present invention, described circuit substrate 30, link block 32, base plate for packaging
310, lens 330 and the structure of locking press button 40 and function and the circuit base in described first embodiment are protected
Plate 10, link block 12, base plate for packaging 110, protection lens 130 and the structure of locking press button 20 and function
Identical, do not repeat them here.
In embodiments of the present invention, described LED chip group includes red LED chips 321, green LED
Chip 322 and blue LED die 323, this red LED chips 321, green LED chip 322 and indigo plant
Color LED chip 323 can by welding (eutectic welds), the mode such as wire connection be arranged at as described in encapsulation
On substrate 310, and it is electrically connected with this base plate for packaging 310.This red LED chips 321, green LED
Chip 322 and blue LED die 323 can send redness, green and blue light respectively, by controlling
The change of three Color Channels of red, green, blue and superposition each other, make the light of three kinds of colors according to
Different ratio mixing, thus this LED chip group can send the light of required color.
Additionally, by the number and the color that change the LED chip in this LED chip group, it is also possible to formed double
Color LED display, does not repeats them here.
Refer to Fig. 1 to Fig. 4, when assembling this fitting structure 100, as a example by this sentences monochromatic LED display screen
It is illustrated, when locking press button 20 part of described monochromater module 100 is placed in described circuit substrate 10
Groove 14 in time, described pin 240 insert correspondence slot 16 in, and with described circuit substrate 10 electricity
Property connect.When pressing described base plate for packaging 110, can set described locking press button 20 is connected state, and
Remaining connected state, now, described LED chip 120 sends the light of respective color.Additionally, when being somebody's turn to do
Monochromater module 100 is installed on described circuit substrate 10, and when being electrically connected with this circuit substrate 10,
Described locking press button 20 can be defaulted as connected state, can send after the energising of the most described LED chip 120
The light of respective color.
When needing repairing or change any of which monochromater module 100, again press described base plate for packaging
110, now, described lock button 20 is off-state.The housing 210 clamping described locking press button 20 exposes
The part of described groove 14, can be by this monochromater module 100 from the groove 14 of described circuit substrate 10
Interior removal, inserts corresponding groove 14 by required monochromater module afterwards.
In LED display provided by the present invention, described light source module is provided with locking press button, described circuit
The link block corresponding to this locking press button it is provided with, this locking press button removably partial insertion institute on substrate
State link block, and set up mechanical connection with described link block, by operating this locking press button so that should
Set up between light source module and described circuit substrate and be electrically connected with.And, arbitrary when in this LED display
When light source module needs repairing or changes, from described link block, remove this locking press button can release described
Mechanical connection between locking press button and described link block, simple to operation, reduce this LED and show
The maintenance difficulties of screen entirety and maintenance cost.
The above is the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, this
A little improvements and modifications are also considered as protection scope of the present invention.
Claims (6)
1. a LED display, it includes circuit substrate, it is characterised in that described LED display is also
Including the some light source modules being positioned on this circuit substrate, each light source module include base plate for packaging and self-locking by
Button, described circuit substrate includes some link blocks corresponding to above-mentioned locking press button, and described locking press button can
Releasably inserting described link block, described locking press button includes housing, slip button, pin and elastic component,
Described housing offers opening and accommodates chamber, and described base plate for packaging is placed in this opening, and in described receiving
Intracavity slides, and described slip button is arranged at described receiving intracavity, and is fixed on described base plate for packaging, and
Move under this base plate for packaging drives so that described locking press button is in connected state or off-state, described
Elastic component is nested on described slip button, provides elastic-restoring force for this slip button, and described pin is fixed
In described housing relative to the side of opening, one end of this pin is positioned at receiving intracavity, and with above-mentioned encapsulation base
Plate is electrically connected with, and the other end exposes outside described housing；Overall rectangular-shaped in hollow of described link block,
Offering groove on it, the housing parts of described locking press button is placed in this groove, and described bottom portion of groove is opened
Being provided with slot, described pin inserts in corresponding slot, and is electrically connected with described circuit substrate so that institute
State base plate for packaging to be electrically connected with this circuit substrate.
LED display the most according to claim 1, it is characterised in that described base plate for packaging is by conducting electricity
Heat Conduction Material is made.
LED display the most according to claim 2, it is characterised in that described light source module also includes
At least one LED chip, this LED chip is arranged on described base plate for packaging, and electrical with this base plate for packaging
Connecting, this LED chip is used for converting electrical energy into luminous energy, and can send the light of different colours.
LED display the most according to claim 3, it is characterised in that described light source module also includes
Protection lens, these protection lens are by epoxy resin, acrylonitrile-butadiene-styrene (ABS), Merlon or organic glass
Glass is made, for described LED chip being encapsulated on the package substrate.
LED display the most according to claim 1, it is characterised in that described light source module is monochromatic
Light source module, each monochromater module includes at least one LED chip as a pixel, and this is at least
One LED chip sends the light of same color.
LED display the most according to claim 1, it is characterised in that described light source module is trichroism
Light source module, this three-color light source module includes red LED chips, green LED chip as a pixel
And blue LED die, this red LED chips, green LED chip and blue LED die send respectively
Red, green and blue light, by controlling the change and mutually of three Color Channels of red, green, blue
Between superposition, make the light of three kinds of colors according to different ratio mixing, this light source module sends required
The light of color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310015561.4A CN103927943B (en) | 2013-01-16 | 2013-01-16 | LED display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310015561.4A CN103927943B (en) | 2013-01-16 | 2013-01-16 | LED display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103927943A CN103927943A (en) | 2014-07-16 |
| CN103927943B true CN103927943B (en) | 2016-12-28 |
Family
ID=51146149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310015561.4A Expired - Fee Related CN103927943B (en) | 2013-01-16 | 2013-01-16 | LED display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103927943B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112530302B (en) * | 2020-12-10 | 2022-08-05 | 康佳集团股份有限公司 | Micro LED display module and display device |
| CN116504147B (en) * | 2023-06-28 | 2023-09-01 | 元旭半导体科技(无锡)有限公司 | LED direct-display projection array light-emitting module and display screen |
| CN116741912B (en) * | 2023-08-11 | 2023-10-10 | 宜宾精显电子科技有限公司 | LED display screen |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2677737Y (en) * | 2004-02-27 | 2005-02-09 | 余双仑 | Candle with mechanical switch |
| CN201129693Y (en) * | 2007-05-21 | 2008-10-08 | 毛丰 | One key type LED switch luminous lamp and combination thereof |
| CN101311615A (en) * | 2007-05-25 | 2008-11-26 | 蔡宏斌 | Portable light plate unit |
| CN101783099A (en) * | 2010-02-26 | 2010-07-21 | 北京利亚德电子科技有限公司 | LED flat panel display unit with drive control and production method thereof |
| CN202084459U (en) * | 2011-06-07 | 2011-12-21 | 褚锦雄 | Self-locking switch equipped with LED |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2886380B2 (en) * | 1992-02-10 | 1999-04-26 | 小糸工業株式会社 | Light emitting diode display unit and method of manufacturing the same |
-
2013
- 2013-01-16 CN CN201310015561.4A patent/CN103927943B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2677737Y (en) * | 2004-02-27 | 2005-02-09 | 余双仑 | Candle with mechanical switch |
| CN201129693Y (en) * | 2007-05-21 | 2008-10-08 | 毛丰 | One key type LED switch luminous lamp and combination thereof |
| CN101311615A (en) * | 2007-05-25 | 2008-11-26 | 蔡宏斌 | Portable light plate unit |
| CN101783099A (en) * | 2010-02-26 | 2010-07-21 | 北京利亚德电子科技有限公司 | LED flat panel display unit with drive control and production method thereof |
| CN202084459U (en) * | 2011-06-07 | 2011-12-21 | 褚锦雄 | Self-locking switch equipped with LED |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103927943A (en) | 2014-07-16 |
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