CN201448717U - Locomotive car LED vehicle lamp with integrated package - Google Patents
Locomotive car LED vehicle lamp with integrated package Download PDFInfo
- Publication number
- CN201448717U CN201448717U CN2009200554242U CN200920055424U CN201448717U CN 201448717 U CN201448717 U CN 201448717U CN 2009200554242 U CN2009200554242 U CN 2009200554242U CN 200920055424 U CN200920055424 U CN 200920055424U CN 201448717 U CN201448717 U CN 201448717U
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- circuit board
- metal circuit
- motor vehicle
- car light
- electric component
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Abstract
The utility model discloses a locomotive car LED vehicle lamp with integrated package which comprises a lamp holder, a metal circuit board arranged on the top of the lamp holder, an electric component arranged on the metal circuit board and packaging colloid packed with the electric component together. The electric component is installed on copper foil on the surface of the metal circuit board, and the electric component comprises an LED chip, a current limit resistance and a rectifier diode which are electrically connected mutually. The bottom portion of the metal circuit board is convex and forms a metal lug boss which is exposed in the air and is convenient for providing heat dissipation of the whole vehicle lamp. The locomotive car LED vehicle lamp with the integrated package has the advantages of small power consumption, high light-emitting efficiency, high reliability, short response time, compact structure, simple manufacture technique, low manufacture cost and convenient use.
Description
Technical field
The utility model relates to LED illumination application, more specifically says the high reliability, the high light efficiency LED car light that relate to a kind of motor vehicle special use.
Background technology
LED (Light Emitting Diode, light emitting diode) a kind ofly changes electric energy the solid light source of luminous energy into, might become the novel solid light source of replace incandescent, fluorescent lamp, will create the 4th revolution of Lighting Industry.Compare with the widely used incandescent lamp of motor vehicle, Halogen lamp LED, led light source has power consumptive province, light efficiency height, all solid state encapsulation, reliability height, the life-span is long, the response time is fast, the excitation advantages of higher, is with a wide range of applications at the motor vehicle lighting field.Because the plurality of advantages of LED has had multiple LED motor vehicle lighting source to introduce to the market at present.Existing LED motor vehicle light source mainly adopts a plurality of packaged in advance LED luminescent devices, in the circuit board a plurality of LED luminescent devices is assembled into a light source integral body then.Yet, there is the shortcoming of following several respects in this structure: the 1.LED chip adopts individual packages, but because a light source often uses tens LED devices just can reach needed lighting requirement, therefore encapsulation needs to consume a large amount of encapsulating material and human resources; 2. packaged LED is assembled into complexity and the manufacturing cost that has increased manufacturing process on the wiring board, and increased the uncertainty that wiring board itself brings, thereby reduced the reliability of led light source, can't give play to that LED is all solid state, high reliability, long-life advantage; 3. single encapsulated LED is assembled into light source in the circuit board, also increased the appearance and size of light source, do not given play to the little advantage of LED volume, cause like this in the process that substitutes conventional light source, often need the lamp outer casing of motor vehicle is redesigned, finally limited the universal use of LED motor vehicle light source.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and the motor vehicle LED car light of a kind of all solid state integrated encapsulation, reliability height, volume is little, cost of manufacture is low, easy to use integrated encapsulation is provided.
The technical solution adopted in the utility model is as follows: a kind of motor vehicle LED car light of integrated encapsulation comprises lamp holder, is arranged on the metal circuit board at described lamp holder top, the packing colloid that is arranged on the electric component on the described metal circuit board and described metal circuit board and electric component are packaged together.On the surperficial Copper Foil of described metal circuit board described electric component is installed, described electric component comprises led chip, current-limiting resistance and the commutation diode of mutual electrical connection.Outstanding formation is exposed in the air so that whole car light is provided the metal boss of heat radiation in the bottom of described metal circuit board.
The beneficial effects of the utility model are:
(1) the utility model adopts the led chip group as illuminator, has power consumptive province, light efficiency height, all solid state encapsulation, reliability height, plurality of advantages such as the life-span is long, the response time is fast, excitation height.
(2) the utility model integrated led chip group, current-limiting resistance, rectification circuit of having encapsulated on metal circuit board, encapsulate separately with traditional single components and parts, being assembled into an integral body more in the circuit board compares, a large amount of encapsulating materials have been saved, reduce a lot of technical process, thereby reduced production cost significantly.
(3) the utility model adopts metal circuit board as carrier, packing colloid will be integrated with the most of encapsulation of metal circuit board of led chip group, current-limiting resistance, commutation diode, only there is the metal coupling at metal circuit board back to be exposed to heat radiation is provided in the air, for light source provides good radiating condition, the reliability and stability of light source have been guaranteed.
(4) the utility model gets up the circuit of led chip group, current-limiting resistance, commutation diode composition as a light source overall package, has dwindled the light source volume.Quantity, the parameter of each components and parts can be adjusted flexibly according to concrete needs in the light source, use in conjunction with motor vehicle lighting source standard lamp head, the electrical characteristic of light source and mechanical property and traditional motor vehicle light source are identical, mechanical property and traditional motor vehicle light source are very approaching, can be under the situation that does not change the light source lamp structure, directly substitute conventional light source, very easy to use.
Description of drawings
Fig. 1 is the structural representation according to the motor vehicle LED car light of the integrated encapsulation of first embodiment of the utility model.
Fig. 2 is the structural representation according to the motor vehicle LED car light of the integrated encapsulation of second embodiment of the utility model.
Fig. 3 be integrated encapsulation shown in Figure 1 motor vehicle LED car light metal circuit board and on the structure chart of electric component.
Fig. 4 is the circuit connection diagram according to the electric component on the metal circuit board of an embodiment of the utility model.
Fig. 5 is the circuit connection diagram according to the electric component on the metal circuit board of another embodiment of the utility model.
The specific embodiment
Be described further below in conjunction with the motor vehicle LED car light of the drawings and specific embodiments the integrated encapsulation of the utility model.
With reference to figure 1, according to first embodiment of the present utility model, a kind of motor vehicle LED car light 40 of integrated encapsulation comprise drum lamp holder 6, be arranged on the metal circuit board 1 at described lamp holder 6 tops, the packing colloid 3 that is arranged on the electric component 222 on the described metal circuit board 1 and described metal circuit board 1 and electric component 222 are packaged together.Preferably, described packing colloid 3 is configured as the hemisphere shape.
With reference to figure 1 and Fig. 3, be coated with Copper Foil 10 by proper method such as electro-plating method on the surface of described metal circuit board 1 simultaneously.Described electric component 222 is installed on the described Copper Foil 10.Electric component 222 comprises led chip 12, current-limiting resistance 11 and the commutation diode 8 of mutual electrical connection.The quantity of these led chips 12, current-limiting resistance 11 and commutation diode 8 and connected mode can change flexibly according to supply voltage and light-source brightness needs.
In addition, the outstanding formation in the bottom of described metal circuit board 1 is exposed to airborne metal boss 4, so that provide heat radiation to whole car light 40.In addition, described metal circuit board 1 provides and the extraneous passage that is electrically connected by two lead-in wires 5 and the contact 7 that is formed at every lead-in wire 5 ends.One of them of described pair of contact 7 can be arranged on the bottom of lamp holder 6, and another can be arranged on the sidepiece of lamp holder 6, thereby constituted single contact standard automotive lamp holder.
Can stretch out a plurality of around the described metal circuit board 1 such as two location structures 14, so that cooperate the location structure of package design, its shape can be according to concrete needs adjustment, can do as a wholely with metal circuit board 1, also can make then fitting together with wiring board 1 in addition separately.
In the above-described embodiments, one of them of pair of contact 7 is arranged on the bottom of lamp holder 6, and another is arranged on the sidepiece of lamp holder 6, thereby constituted single contact standard automotive lamp holder.Yet the utility model is not restricted to this, that is to say, with reference to figure 2, according to second embodiment of the present utility model, also pair of contact 77 all can be arranged on the bottom of lamp holder 66, thereby constitute the motor vehicle lamp holder of double-contact standard.
Fig. 4 is the circuit connection diagram according to the electric component on the metal circuit board of an embodiment of the utility model. this figure has showed the alternative construction of the electric appliance component in the utility model simultaneously. adopted the powered by direct current of 24V in this embodiment. and described electric appliance component 222 ' comprises the red-light LED (L1-L10) of 4 commutation diodes (D1-D4), 2 current-limiting resistances (R1-R2) and 10 super brightness.
Described 4 commutation diodes (D1-D4) are formed rectification circuit, and so no matter how electric power polarity changes, and can both guarantee that light source is normally luminous.2 current-limiting resistances (R1-R2) at first are together in parallel, and then be together in series with rectification circuit that described 4 commutation diodes (D1-D4) are formed, so that adjust the operating current of light source, and when guaranteeing mains voltage variations the light source operating current too big variation can not take place, the resistance of current-limiting resistance, quantity, rated power and series-parallel system can be selected according to actual needs flexibly.10 super brightness red-light LEDs (L1-L10) are together in series with described rectification circuit.The model of described LED, parameter, quantity and series-parallel system can be selected according to actual needs flexibly.
Fig. 5 is the circuit connection diagram according to the electric component on the metal circuit board of another embodiment of the utility model.This figure has showed the alternative construction of the electric appliance component in the utility model simultaneously.Adopted the powered by direct current of 12V in this embodiment.Described electric appliance component 222 " comprise the red-light LED (L1-L10) of 4 commutation diodes (D1-D4), 2 current-limiting resistances (R1-R2) and 10 super brightness.
Described 4 commutation diodes (D1-D4) are formed rectification circuit, and so no matter how electric power polarity changes, and can both guarantee that light source is normally luminous.2 current-limiting resistances (R1-R2) at first are together in parallel, and then be together in series with rectification circuit that described 4 commutation diodes (D1-D4) are formed, so that adjust the operating current of light source, and when guaranteeing mains voltage variations the light source operating current too big variation can not take place, the resistance of current-limiting resistance, quantity, rated power and series-parallel system can be selected according to actual needs flexibly.10 super brightness yellow light LEDs (L1-L10) divide two groups of series connection backs being connected in parallel as luminescence unit, are together in series with described rectification circuit then.The model of LED, parameter, quantity and series-parallel system can be selected according to actual needs flexibly.
Of the present utility model comprise a little following some.
At first, the utility model adopts the led chip group as illuminator, has power consumptive province, light efficiency height, all solid state encapsulation, reliability height, plurality of advantages such as the life-span is long, the response time is fast, excitation height.
Secondly, the utility model is integrated led chip group, current-limiting resistance, the rectification circuit of having encapsulated on metal circuit board, encapsulate separately with traditional single components and parts, being assembled into an integral body more in the circuit board compares, a large amount of encapsulating materials have been saved, reduce a lot of technical process, thereby reduced production cost significantly.
Moreover, the utility model adopts metal circuit board as carrier, packing colloid will be integrated with the most of encapsulation of metal circuit board of led chip group, current-limiting resistance, commutation diode, only there is the metal coupling at metal circuit board back to be exposed to heat radiation is provided in the air, for light source provides good radiating condition, the reliability and stability of light source have been guaranteed.
At last, the circuit that the utility model is formed led chip group, current-limiting resistance, commutation diode gets up as a light source overall package, has dwindled the light source volume.Quantity, the parameter of each components and parts can be adjusted flexibly according to concrete needs in the light source, use in conjunction with motor vehicle lighting source standard lamp head, the electrical characteristic of light source and mechanical property and traditional motor vehicle light source are identical, mechanical property and traditional motor vehicle light source are very approaching, can be under the situation that does not change the light source lamp structure, directly substitute conventional light source, very easy to use.
Being the utility model preferred embodiment only in sum, is not to be used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should belong to technology category of the present utility model.
Claims (8)
1. the motor vehicle LED car light of an integrated encapsulation is characterized in that comprising lamp holder, is arranged on the metal circuit board at lamp holder top, the packing colloid that is arranged on the electric component on the described metal circuit board and described metal circuit board and electric component are packaged together.
2. the motor vehicle LED car light of integrated encapsulation according to claim 1, it is characterized in that: on the surperficial Copper Foil of described metal circuit board described electric component is installed, described electric component comprises led chip, current-limiting resistance and the commutation diode of mutual electrical connection.
3. the motor vehicle LED car light of integrated encapsulation according to claim 1 is characterized in that: the outstanding formation in the bottom of described metal circuit board is exposed in the air so that whole car light is provided the metal boss of heat radiation.
4. the motor vehicle LED car light of integrated encapsulation according to claim 1, it is characterized in that: described metal circuit board provides and the extraneous passage that is electrically connected by two lead-in wires and the contact that is formed at every lead terminal, one of them of described pair of contact is arranged on the bottom of lamp holder, and another is arranged on the sidepiece of lamp holder.
5. the motor vehicle LED car light of integrated encapsulation according to claim 1, it is characterized in that: described metal circuit board provides and the extraneous passage that is electrically connected by two lead-in wires and the contact that is formed at every lead terminal, and described pair of contact is arranged on the bottom of lamp holder.
6. the motor vehicle LED car light of integrated encapsulation according to claim 1, it is characterized in that: described electric appliance component comprises commutation diode, current-limiting resistance and led chip; Described commutation diode is formed rectification circuit, and described current-limiting resistance, described commutation diode and led chip electrically connect mutually.
7. the motor vehicle LED car light of integrated encapsulation according to claim 1 is characterized in that: packing colloid be shaped as hemispherical or half elliptic or rectangle or cylindrical.
8. the motor vehicle LED car light of integrated encapsulation according to claim 1, it is characterized in that: the lamp holder that is adopted is cylindrical shape or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200554242U CN201448717U (en) | 2009-04-27 | 2009-04-27 | Locomotive car LED vehicle lamp with integrated package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200554242U CN201448717U (en) | 2009-04-27 | 2009-04-27 | Locomotive car LED vehicle lamp with integrated package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201448717U true CN201448717U (en) | 2010-05-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200554242U Expired - Fee Related CN201448717U (en) | 2009-04-27 | 2009-04-27 | Locomotive car LED vehicle lamp with integrated package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201448717U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345824A (en) * | 2010-07-30 | 2012-02-08 | 市光工业株式会社 | Light source unit of semiconductor-type light source of vehicle lighting device and vehicle lighting device |
| WO2020125690A1 (en) * | 2018-12-21 | 2020-06-25 | 亿光电子工业股份有限公司 | Light-emitting device |
-
2009
- 2009-04-27 CN CN2009200554242U patent/CN201448717U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345824A (en) * | 2010-07-30 | 2012-02-08 | 市光工业株式会社 | Light source unit of semiconductor-type light source of vehicle lighting device and vehicle lighting device |
| CN102345824B (en) * | 2010-07-30 | 2015-04-29 | 市光工业株式会社 | Light source unit of semiconductor-type light source of vehicle lighting device and vehicle lighting device |
| WO2020125690A1 (en) * | 2018-12-21 | 2020-06-25 | 亿光电子工业股份有限公司 | Light-emitting device |
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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: 20100505 Termination date: 20170427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |