CN203325367U - Sub-indoor LED display screen - Google Patents
Sub-indoor LED display screen Download PDFInfo
- Publication number
- CN203325367U CN203325367U CN2013202861379U CN201320286137U CN203325367U CN 203325367 U CN203325367 U CN 203325367U CN 2013202861379 U CN2013202861379 U CN 2013202861379U CN 201320286137 U CN201320286137 U CN 201320286137U CN 203325367 U CN203325367 U CN 203325367U
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- China
- Prior art keywords
- led lamp
- circuit board
- heat sink
- display screen
- led
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of electronic display, and provides a sub-indoor LED display screen which is simple in structure, good in heat dissipation effect and long in service life. The sub-indoor LED display screen comprises a box body and a display module arranged in the box body, and further comprises a polycarbonate sheet and a heat dissipation panel, wherein the box body is composed of a surface cover and a shell which are mutually buckled, the display module comprises a plurality of display units, each display unit comprises a circuit board, LED lamp arrays are arranged in the front of the circuit boards in a matrix mode, circuit modules driving the LED lamp arrays are arranged in the backs of the circuit boards, through holes where the LED lamp arrays are arranged in a penetrating mode are formed in the polycarbonate sheet, the polycarbonate sheet is arranged in the fronts of the circuit boards, pins of LED lamps in the LED arrays penetrate through the through holes and are welded to the circuit boards, the heat dissipation sheet is provided with grooves for accommodating the circuit modules and is detachably arranged in the backs of the circuit boards.
Description
Technical field
The utility model relates to field of electronic display, particularly a kind of inferior outdoor LED display screen.
Background technology
LED display is the high-tech product that light harvesting electronic technology, microelectric technique, computer technology and video technique are integrated, its luminous component is to be light emitting diode by LED() be assemblied to form, its advantage is that power consumption is few, brightness is high, operating voltage is low, driving is simple, the life-span is long, the area of stable performance, display screen can be assembled arbitrarily by unit module as required, fast response time.LED display has made up the defect of the information publication medium effects such as magnetic turnover panel, neon bulb in the past, change abundant color, pattern with it, realize dynamic display mode, perfect Multimedia and powerful visual impact, the various ways such as information, word, picture, animation and video are shown, become the epoch-making product of Information Communication, be widely used at railway, civil aviaton, stadiums, conference halls, highway etc.But, existing LED display is in energising operation spontaneous heating, its power is large, the temperature of box house raises fast, be difficult for heat radiation, long-time application can cause the electronic devices and components accelerated deterioration of LED display, and the decay of LED lamp pearl is accelerated, shortened its serviceable life, or the complex structure again of radiator structure is arranged.
Summary of the invention
Therefore, for above-mentioned problem, the utility model proposes the inferior outdoor LED display screen of a kind of simple in structure, good heat dissipation effect, long service life.
For solving this technical matters, the utility model is taked following scheme: a kind of inferior outdoor LED display screen, comprise casing and be located at the demonstration module in casing, described casing consists of cover and the housing of mutual fastening, also comprise polycarbonate plate and heat sink, described demonstration module comprises some display units, each display unit comprises circuit board, described circuit board front is provided with the LED lamp array that matrix is arranged, described back of circuit board is provided with the circuit module of driving LED lamp array, offer the perforation worn for LED lamp array on described polycarbonate plate, the pin that described polycarbonate plate is located at LED lamp in circuit board front and LED lamp array passes piercing welding on circuit board, described heat sink is provided with the groove that holds circuit module, the removable back of circuit board of being located at of described heat sink.
Further, the front of described polycarbonate plate is provided with the some annular seatings for fixed L ED lamp corresponding with LED lamp array.
Further, described heat sink is the aluminium section bar heat sink.
Further, described heat sink is by two removable being located on housing of angle bar.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: by polycarbonate plate directly is arranged between LED lamp array and circuit board, make the utility model product lamp drive unification, circuit module compared with traditional LED lamp and driving is simple by the wire electric connection structure, the temperature that can leave gradually in casing by the heat sink that is arranged at back of circuit board, extended serviceable life of outdoor LED display screen; By further improvement, heat sink is removable is located on housing, makes the utility model easy to maintenance.
The accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of the utility model embodiment.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
With reference to figure 1, preferred inferior outdoor LED display screen of the present utility model, comprise casing and be located at the demonstration module in casing, described casing consists of cover 1 and the housing 2 of mutual fastening, also comprise polycarbonate plate 3 and heat sink 4, described demonstration module comprises some display units, each display unit comprises circuit board 5, described circuit board 5 fronts are provided with the LED lamp array 6 that matrix is arranged, described circuit board 5 back sides are provided with the circuit module 7 of driving LED lamp array, offer the perforation 31 worn for LED lamp array 6 on described polycarbonate plate 3, the pin that described polycarbonate plate 3 is located at LED lamp in circuit board 5 fronts and LED lamp array 6 is welded on circuit board 5 through perforation 31, described heat sink 4 is provided with the groove that holds circuit module 7, removable circuit board 5 back sides of being located at of described heat sink 4, the front of described polycarbonate plate 3 is provided with the some annular seatings 32 for fixed L ED lamp corresponding with LED lamp array 6, described heat sink 4 is the aluminium section bar heat sink, described heat sink 4 is by two removable being located on housing 2 of angle bar 8.
The utility model is by directly being arranged at polycarbonate plate between LED lamp array and circuit board, make the utility model product lamp drive unification, circuit module compared with traditional LED lamp and driving is simple by the wire electric connection structure, the temperature that can leave gradually in casing by the heat sink that is arranged at back of circuit board, extended serviceable life of outdoor LED display screen; By further improvement, heat sink is removable is located on housing, makes the utility model easy to maintenance.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; within not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection domain of the present utility model.
Claims (4)
1. an inferior outdoor LED display screen, comprise casing and be located at the demonstration module in casing, described casing consists of cover and the housing of mutual fastening, it is characterized in that: also comprise polycarbonate plate and heat sink, described demonstration module comprises some display units, each display unit comprises circuit board, described circuit board front is provided with the LED lamp array that matrix is arranged, described back of circuit board is provided with the circuit module of driving LED lamp array, offer the perforation worn for LED lamp array on described polycarbonate plate, the pin that described polycarbonate plate is located at LED lamp in circuit board front and LED lamp array passes piercing welding on circuit board, described heat sink is provided with the groove that holds circuit module, the removable back of circuit board of being located at of described heat sink.
2. a kind of inferior outdoor LED display screen according to claim 1, it is characterized in that: the front of described polycarbonate plate is provided with the some annular seatings for fixed L ED lamp corresponding with LED lamp array.
3. a kind of inferior outdoor LED display screen according to claim 1, it is characterized in that: described heat sink is the aluminium section bar heat sink.
4. according to the described a kind of inferior outdoor LED display screen of claim 1 or 3, it is characterized in that: described heat sink is by two removable being located on housing of angle bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202861379U CN203325367U (en) | 2013-05-21 | 2013-05-21 | Sub-indoor LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202861379U CN203325367U (en) | 2013-05-21 | 2013-05-21 | Sub-indoor LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203325367U true CN203325367U (en) | 2013-12-04 |
Family
ID=49664683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202861379U Expired - Fee Related CN203325367U (en) | 2013-05-21 | 2013-05-21 | Sub-indoor LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203325367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104217659A (en) * | 2014-09-29 | 2014-12-17 | 广东威创视讯科技股份有限公司 | Novel LED (light emitting diode) display screen |
| CN110360465A (en) * | 2019-07-22 | 2019-10-22 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of pressure resistant type great power LED lamp array |
-
2013
- 2013-05-21 CN CN2013202861379U patent/CN203325367U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104217659A (en) * | 2014-09-29 | 2014-12-17 | 广东威创视讯科技股份有限公司 | Novel LED (light emitting diode) display screen |
| CN110360465A (en) * | 2019-07-22 | 2019-10-22 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of pressure resistant type great power LED lamp array |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |