CN204423830U - A kind of heat dissipation LED display unit - Google Patents
A kind of heat dissipation LED display unit Download PDFInfo
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- CN204423830U CN204423830U CN201520083306.8U CN201520083306U CN204423830U CN 204423830 U CN204423830 U CN 204423830U CN 201520083306 U CN201520083306 U CN 201520083306U CN 204423830 U CN204423830 U CN 204423830U
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Abstract
The utility model relates to a kind of heat dissipation LED display unit, and this LED display unit is that lamp drives isolating construction, and in order to improve radiating effect, the wiring board of driver element plate is aluminum-based circuit board, and this aluminum-based circuit board is made up of cabling face and aluminium base; The electronic component except LED lamp tube that cabling face and this cabling face are installed is towards luminescence unit plate; Like this, electronic component temperature is spread rapidly by aluminum-based circuit board; In order to improve radiating efficiency further, aluminium base in aluminum-based circuit board is also provided with finned heating radiator.Being arranged on the signal input port of aluminum-based circuit board, signal output port, power input port can be a kind of SMD structure, can also be a kind of direct insertion structure.This heat dissipation LED display unit has good heat dissipation effect, structure advantage simple, easy for installation, easy to manufacture.
Description
Technical field
The utility model relates to field of LED display, particularly relates to heat dissipation LED display unit.
Background technology
LED display integrates microelectric technique, computer technology, information processing,, the advantage such as dynamic range wide, brightness high, sharpness high, operating voltage low, power consumption little, life-span long, shock-resistant, beautiful in colour and working stability reliable bright in luster with it, becomes the display media of new generation of most advantage.Be widely used in large-scale square, conference & exhibition, performance rally, scheduling display, traffic monitoring, stadiums, Information Communication, news briefing, security exchange, public good publicity, commercial advertisement etc., the needs of varying environment can have been met.
The base pixel of the imaging of LED display is a kind of light emitting diode, and its light emitting diode itself is a kind of energy-saving, and because display module is made up of a large amount of light emitting diodes and driving electronic component, thermal value is larger.Light emitting diode as display screen exposes, by natural air heat loss through convection; But drive electronic component to be mounted in inside circuit board, its thermal value is not allowed not look, if it is bad to dispel the heat, high temperature can cause the failure probability of electronic devices and components to strengthen rapidly, thus causes the stability of LED display to decline; Meanwhile, the heat that driving chip produces directly can have influence on LED normal luminous characteristic, thus affects the whole screen color uniformity of LED display, is even burnt, thus display system cannot normally be worked.
Utility model content
For overcoming above-mentioned technological deficiency, the technical problems to be solved in the utility model provides a kind of portable construction, good, the easy making of heat radiation, a kind of heat dissipation LED display unit easy for installation.
The utility model solves the heat dissipation LED display unit of above-mentioned technological deficiency, and this LED display unit is that lamp drives isolating construction, and it comprises: luminescence unit plate and driver element plate; LED lamp tube is provided with before luminescence unit plate; In electronic component, signal input port, signal output port, power input port that driver element plate is provided with except described LED lamp tube; Connected by row's pin between the back side of luminescence unit plate and driver element plate.In order to improve radiating effect, the circuit board of driver element plate is aluminum base circuit board, and this aluminum base circuit board comprises cabling face and aluminium base; The electronic component that the cabling face of aluminum base circuit board and this cabling face are installed is towards luminescence unit plate.Because aluminum base circuit board is made up of Copper Foil, thermally conductive insulating layer and heat radiation metal substrate, like this, the electronic component temperature be arranged on aluminum base circuit board is spread rapidly by heat radiation metal substrate (aluminium base).
Above-mentioned signal input port, signal output port, power input port can be a kind of SMD structures, this SMD signal input port, SMD signal output port, SMD power input port, are arranged on the position of aluminum base circuit board cabling face near edge.Adopt the signal input port of SMD structure, signal output port and power input port, structure is simple, easily manufactured.But input plug signal, signal output plug can only be connected from driver element plate side direction with signal input port, SMD signal output port, SMD power input port with power input plug.
Above-mentioned signal input port, signal output port, power input port can also be a kind of direct insertion structures, and the stitch root of this direct insertion signal input port, direct insertion signal output port, direct insertion power input port is provided with insulation sleeve; Aluminum base circuit board is provided with the aluminium base stitch hole and pad that coordinate with the stitch of direct insertion signal input port, direct insertion signal output port, direct insertion power input port; Direct insertion signal input port, direct insertion signal output port, direct insertion power input port are arranged on aluminium base of aluminum base circuit board, and its stitch passes aluminium base stitch hole and is connected with pad soldering.Adopt the signal input port of direct insertion structure structure, signal output port and power input port, although port manufactures more complicated, for just very convenient the installation of LED display unit and use.
In order to improve radiating efficiency further, aluminium base of described aluminum base circuit board is also provided with finned heating radiator.
Compared with prior art, the technical scheme of the heat dissipation LED display unit that the utility model provides, its beneficial effect is: the circuit board of driver element plate is aluminum base circuit board, the heat of LED display unit can be distributed as early as possible, can also be provided with heating radiator in the aluminium base face of aluminum base circuit board, radiating effect is better.Therefore, this heat dissipation LED display unit has good heat dissipation effect, structure advantage simple, easy for installation, easy to manufacture.
Accompanying drawing explanation
The utility model is described in further detail with reference to the accompanying drawings below.Accompanying drawing is only understands the utility model better, should not become restriction of the present utility model.
Fig. 1 is the first embodiment cut-open view of the utility model heat dissipation LED display unit.
Fig. 2 is the utility model heat dissipation LED display unit the second embodiment cut-open view.
Embodiment
Just contrast accompanying drawing below, concrete enforcement of the present utility model is described.
Known as shown in Figure 1, Figure 2, a kind of heat dissipation LED display unit, this LED display unit is that lamp drives isolating construction, it comprises: luminescence unit plate 1 and driver element plate 2, above 11 LED lamp tube 12 is provided with, the electronic component (this electronic component does not indicate in the accompanying drawings) be provided with except LED lamp tube at driver element plate 2, signal input port, signal output port, power input port at luminescence unit plate 1; Connected by row's pin 3 between the back side of luminescence unit plate 1 and driver element plate 2.In order to improve radiating effect, the circuit board of driver element plate 2 is aluminum base circuit board 21, and this aluminum base circuit board 21 comprises cabling face 22 and aluminium base face 23; The electronic component (this electronic component does not indicate in the accompanying drawings) that cabling face 22 and this cabling face 22 are installed is towards luminescence unit plate 1.
The first embodiment cut-open view of heat dissipation LED display unit is as shown in Figure 1 known, described signal input port, signal output port, power input port can be a kind of SMD structures, this SMD signal input port 4, SMD signal output port 5, SMD power input port 6, be arranged on the position of aluminum base circuit board 21 cabling face 22 near edge, port is positioned at outside aluminum base circuit board 21 edge, is convenient to like this be connected with input plug signal, signal output plug and power input plug.
Heat dissipation LED display unit the second embodiment cut-open view is as shown in Figure 2 known, signal input port, signal output port, power input port can also be a kind of direct insertion structures, and the stitch root of this direct insertion signal input port 7, direct insertion signal output port 8, direct insertion power input port 9 is provided with insulation sleeve 10; Aluminum base circuit board 21 is provided with the aluminium base stitch hole and pad that coordinate with the stitch of direct insertion signal input port 7, direct insertion signal output port 8, direct insertion power input port 9; Direct insertion signal input port 7, direct insertion signal output port 8, direct insertion power input port 9 are arranged on the aluminium base face 23 of aluminum base circuit board 21, and its stitch passes aluminium base stitch hole and is connected with pad soldering.
From Fig. 1, Fig. 2 also, the aluminium base face 23 of aluminum base circuit board 21 is also provided with finned heating radiator (this heating radiator does not indicate in the accompanying drawings); In order to improve heat transference efficiency, between aluminium base face 23 and heating radiator, be provided with heat-conducting medium.
Claims (4)
1. a heat dissipation LED display unit, this LED display unit is that lamp drives isolating construction, and it comprises: luminescence unit plate (1) and driver element plate (2); Before described luminescence unit plate (1), (11) are provided with LED lamp tube (12); Described driver element plate (2) is provided with electronic component, signal input port, signal output port, power input port except described LED lamp tube; Connected by row's pin (3) between the back side of described luminescence unit plate (1) and driver element plate (2); It is characterized in that: the circuit board of described driver element plate (2) is aluminum base circuit board (21), and this aluminum base circuit board (21) comprises cabling face (22) and aluminium base (23); The electronic component that described cabling face (22) and this cabling face (22) are installed is towards described luminescence unit plate (1).
2. heat dissipation LED display unit according to claim 1, it is characterized in that: described signal input port, signal output port, power input port are respectively SMD signal input port (4), SMD signal output port (5), the SMD power input port (6) of SMD structure, this SMD signal input port (4), SMD signal output port (5), SMD power input port (6) are arranged on the position of described aluminum base circuit board (21) cabling face (22) near edge.
3. heat dissipation LED display unit according to claim 1, it is characterized in that: described signal input port, signal output port, power input port are respectively the direct insertion signal input port (7) of direct insertion structure, direct insertion signal output port (8), direct insertion power input port (9), the stitch root of this direct insertion signal input port (7), direct insertion signal output port (8), direct insertion power input port (9) is provided with insulation sleeve (10); Described aluminum base circuit board (21) is provided with the aluminium base stitch hole and pad that coordinate with the stitch of described direct insertion signal input port (7), direct insertion signal output port (8), direct insertion power input port (9); Described direct insertion signal input port (7), direct insertion signal output port (8), direct insertion power input port (9) are arranged on aluminium base (23) of described aluminum base circuit board (21), and its stitch is through aluminium base stitch hole and be connected with pad soldering.
4. heat dissipation LED display unit according to any one of claim 1 to 3, is characterized in that: aluminium base (23) of described aluminum base circuit board (21) are also provided with finned heating radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083306.8U CN204423830U (en) | 2015-02-06 | 2015-02-06 | A kind of heat dissipation LED display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083306.8U CN204423830U (en) | 2015-02-06 | 2015-02-06 | A kind of heat dissipation LED display unit |
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| Publication Number | Publication Date |
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| CN204423830U true CN204423830U (en) | 2015-06-24 |
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| CN201520083306.8U Active CN204423830U (en) | 2015-02-06 | 2015-02-06 | A kind of heat dissipation LED display unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599603A (en) * | 2015-02-06 | 2015-05-06 | 长沙信元电子科技有限公司 | Heat radiating type LED (Light Emitting Diode) display unit |
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2015
- 2015-02-06 CN CN201520083306.8U patent/CN204423830U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104599603A (en) * | 2015-02-06 | 2015-05-06 | 长沙信元电子科技有限公司 | Heat radiating type LED (Light Emitting Diode) display unit |
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