CN2856701Y - Railway signal light source - Google Patents
Railway signal light source Download PDFInfo
- Publication number
- CN2856701Y CN2856701Y CNU200520045508XU CN200520045508U CN2856701Y CN 2856701 Y CN2856701 Y CN 2856701Y CN U200520045508X U CNU200520045508X U CN U200520045508XU CN 200520045508 U CN200520045508 U CN 200520045508U CN 2856701 Y CN2856701 Y CN 2856701Y
- Authority
- CN
- China
- Prior art keywords
- heat
- heat conduction
- bonded
- glue
- light source
- 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
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The utility model provides a shake-free solid-state LED railway signal light source with long lifetime, the signal lamp is formed by a plurality of power LED chips bonded on the heat conduction substrate equipped with PCB with heat conduction glue, and packaged by infusing insulated flexible glue, a paraboloid reflector is disposed around the LED chips, the outside of which is covered a transparent lens; the heat conduction substate is bonded with heat conduction glue directly to a flat heat tube bonged to metal aluminium base with heat conduction glue, or bonding the substrate directly to metal aluminium base, the electrode of LED chip is extracted from the aluminium base; a plurality of LED chips are packed on the heat conduction substrate equipped with PCB, wherein P, N pole are in series; the heat conduction substrate is copper plate or ceramic plate. The utility model is superior in shake-free, low costs and long lifetime.
Description
Technical field
The utility model relates to a kind of signal lamp that is used for Gao Zhu on the railway, doll.
Background technology
At present, the light source of the Gao Zhu on the railway, doll signal lamp, all be the 25W of standard, the incandescent lamp of 400 lumen illumination, filament length is about 3.5mm, and filament diameter is about 1.5mm, optical lens with standard penetrates the perpendicularity angle of divergence more than or equal to 1 ° 10 ' again, the horizontal divergence angle is more than or equal to 2 ° 12 ' light beam, and the disadvantage of sort signal lamp source is that the life-span is short, particularly is located in train and often passes through ground, vibrations are easy to shake disconnected incandescent lamp filament, have a strong impact on railway security.
Summary of the invention
The purpose of this utility model is, a kind of vibrations of not being afraid of are provided, the solid state LED signal optical source that life-span is long, the sort signal light source is a plurality of power LED chips, be bonded on the heat-conducting substrate that has printed circuit board (PCB) with heat-conducting glue, and the encapsulation of perfusion insulation flexible glue, around led chip, be provided with parabolic mirror, transparent lens are covered in the parabolic mirror outside; With heat-conducting glue heat-conducting substrate is bonded on the flat type heat pipe, heat pipe is bonded on the metallic aluminium base with heat-conducting glue, perhaps, substrate directly is bonded on the metallic aluminium seat, and the electrode of led chip is drawn in this cylinder; A plurality of led chips are encapsulated on the heat-conducting substrate that has printed circuit board (PCB), and its P, the N utmost point are connected; Described heat-conducting substrate is copper coin or ceramic wafer.
The utility model has the advantages that, vibration resistance, energy consumption is low, and the life-span is long, the light efficiency height.
Description of drawings
Accompanying drawing 1 is a front view of the present utility model.
Accompanying drawing 2 is left views of accompanying drawing 1.
Accompanying drawing 3 is schematic diagrames that a plurality of led chip electrodes connect.
Accompanying drawing 4 is that heat-conducting substrate is bonded in schematic diagram on the metallic aluminium seat.
The specific embodiment
See also shown in the accompanying drawing 1,2, a plurality of power LED chips 1 are bonded on the heat-conducting substrate 3 that has printed circuit board (PCB) with heat-conducting glue, and the encapsulation of perfusion insulation flexible glue, around led chip 1, be provided with parabolic mirror 6, transparent lens 2 are covered in parabolic mirror 6 outsides; With heat-conducting glue heat-conducting substrate 3 is bonded on the flat type heat pipe 5, heat pipe 5 usefulness heat-conducting glues are bonded on the metallic aluminium base 4, perhaps, substrate 3 directly are bonded on the metallic aluminium seat 4, and the electrode of led chip 1 is drawn in this aluminium seat 4.
See also shown in the accompanying drawing 3, a plurality of led chips 1 are encapsulated on the heat-conducting substrate 3 that has printed circuit board (PCB), and its P, the N utmost point are connected.
See also shown in the accompanying drawing 4, heat-conducting substrate 3 is bonded in the schematic diagram on the metallic aluminium seat 4.
Described heat-conducting substrate 3 is copper or pottery, owing to adopt heat pipe 5 and metallic aluminium base 4, the area of dissipation of this light source can expand more than 300 square centimeter to, and luminous intensity can reach nearly 20000cd.
Claims (3)
1. railway signal light source, it is characterized in that: a plurality of power LED chips are bonded on the heat-conducting substrate that has printed circuit board (PCB) with heat-conducting glue, and the encapsulation of perfusion insulation flexible glue, around led chip, be provided with parabolic mirror, transparent lens are covered in the parabolic mirror outside; With heat-conducting glue heat-conducting substrate is bonded on the flat type heat pipe, heat pipe is bonded on the metallic aluminium base with heat-conducting glue, perhaps, heat-conducting substrate directly is bonded on the metallic aluminium seat, and the electrode of led chip is drawn in this aluminium seat.
2. by the described railway signal light source of claim 1, it is characterized in that: a plurality of led chips are encapsulated on the heat-conducting substrate that has printed circuit board (PCB), and its P, the N utmost point are connected.
3. by the described railway signal light source of claim 1, it is characterized in that: described heat-conducting substrate is copper coin or ceramic wafer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520045508XU CN2856701Y (en) | 2005-10-08 | 2005-10-08 | Railway signal light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520045508XU CN2856701Y (en) | 2005-10-08 | 2005-10-08 | Railway signal light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2856701Y true CN2856701Y (en) | 2007-01-10 |
Family
ID=37600008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200520045508XU Expired - Fee Related CN2856701Y (en) | 2005-10-08 | 2005-10-08 | Railway signal light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2856701Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964391A (en) * | 2010-08-12 | 2011-02-02 | 刘雪峰 | Novel integrated waterproof high-power LED radiation and light emission integrated tube |
| CN102026437A (en) * | 2009-09-21 | 2011-04-20 | 严钱军 | Modular alternating current light-emitting diode (LED) luminous circuit |
| CN102338363A (en) * | 2011-09-19 | 2012-02-01 | 浙江工业大学 | Split-type radiator for integrated high-power light-emitting diode (LED) automobile lamp |
-
2005
- 2005-10-08 CN CNU200520045508XU patent/CN2856701Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102026437A (en) * | 2009-09-21 | 2011-04-20 | 严钱军 | Modular alternating current light-emitting diode (LED) luminous circuit |
| CN101964391A (en) * | 2010-08-12 | 2011-02-02 | 刘雪峰 | Novel integrated waterproof high-power LED radiation and light emission integrated tube |
| CN102338363A (en) * | 2011-09-19 | 2012-02-01 | 浙江工业大学 | Split-type radiator for integrated high-power light-emitting diode (LED) automobile lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102185091B (en) | Light-emitting diode device and manufacturing method thereof | |
| US20080151543A1 (en) | Ultra thin power led light with heat sink | |
| CN101182919A (en) | High power LED lamp | |
| CN1417868A (en) | Multiple-chip package structure of LED chip | |
| CN2856701Y (en) | Railway signal light source | |
| CN102738317A (en) | Packaging method for light source used in LED fluorescent lamp and light source | |
| CN201206739Y (en) | Novel high-power packaged LED lamp | |
| CN2833897Y (en) | High-efficiency heat conductive high-power LED | |
| CN201428943Y (en) | Led lamp | |
| CN203309586U (en) | LED (Light Emitting Diode) light source module based on printed circuit board | |
| CN201724015U (en) | Solid lighting LED light source module convenient in maintenance | |
| CN202082758U (en) | High-power LED (light-emitting diode) tube lamp with good heat dissipation performance | |
| CN202205814U (en) | Light emitting diode device | |
| CN102176505A (en) | Integrated LED light source system | |
| CN203367274U (en) | LED packaging structure | |
| CN201555172U (en) | LED bracket | |
| CN201242104Y (en) | High-power LED encapsulation structure | |
| CN201096282Y (en) | Large power LED illumination module group | |
| CN1157803C (en) | Package of light emitting diode wafer and structure of its printed circuit substrate | |
| CN201145220Y (en) | LED lamp | |
| CN104319337A (en) | Substrate-free LED device and manufacturing method thereof | |
| CN204204905U (en) | Without the LED component of substrate | |
| CN202797080U (en) | Light-emitting diode device | |
| CN201535458U (en) | LED light source module applied to solid state lighting | |
| CN2600921Y (en) | Power type light-emitting diode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070110 Termination date: 20121008 |