CN202432458U - Light emitting diode (LED) illuminating device with electrical interconnecting part - Google Patents
Light emitting diode (LED) illuminating device with electrical interconnecting part Download PDFInfo
- Publication number
- CN202432458U CN202432458U CN2011205304113U CN201120530411U CN202432458U CN 202432458 U CN202432458 U CN 202432458U CN 2011205304113 U CN2011205304113 U CN 2011205304113U CN 201120530411 U CN201120530411 U CN 201120530411U CN 202432458 U CN202432458 U CN 202432458U
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- pin
- metallic circuit
- insulation shell
- led lighting
- lighting device
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Abstract
The utility model provides a light emitting diode (LED) illuminating device with an electrical interconnecting part. The LED illuminating device comprises a metal circuit board with an LED luminescent assembly, a heat radiation body, an insulation shell, a shell cover and the electric interconnecting part, wherein the metal circuit board is arranged on the heat radiation body; the insulation shell is used for accommodating the heat radiation body and the metal circuit board; the shell cover is clamped onto the insulation shell and locally covers the heat radiation body and the metal circuit board; and the electrical interconnecting part is arranged inside the insulation shell and is used for electrically joining the metal circuit board onto a power supply wire connector. In the LED illuminating device, the metal circuit board is electrically connected with the power supply wire connector through the electrical interconnecting part, so that the welding procedure can be omitted, and the cost for investing a laser welding device in the prior art can be saved; and the LED illuminating device is simple in structure and convenient to manufacture and assemble.
Description
Technical field
The utility model relates to a kind of LED lighting device that is used for Vehicular illumination system, relates more specifically to a kind of LED lighting device with electric interconnection parts.
Background technology
The LED lighting device becomes more and more widely in the application of automotive field.In order to obtain the best radiating state of LED lighting device, need the LED assembly be arranged on the metallic circuit usually, such as being arranged on aluminum circuit board or the copper circuit board.But, be difficult to weld cable on the metallic circuit, particularly after being set to circuit board on the radiator, be difficult to more realize.This has seriously limited the range of application of metallic circuit.
So far, existing design utilizes laser weld that cable is welded on the metallic circuit usually, perhaps through the bigger jointing that is provided for cable cable is connected on the metallic circuit.The machine cost of laser weld drops into higher, and welding equipment is very expensive, so its application receives than limitations.And realize will taking metallic circuit and being connected of cable bigger space through bigger jointing is set; And complex structure; Because receive the restriction of the usage space of LED lighting device, this application than the linkage joint also has significant limitation.Therefore, above-mentioned two kinds of schemes are because the higher and volume of cost is big, complex structure and be difficult to be widely used.
The utility model content
The purpose of the utility model is to overcome the problem that exists in the prior art, provide a kind of simple in structure, be easy to assemble and the LED lighting device that is used for Vehicular illumination system of low cost of manufacture.
According to the utility model, a kind of LED lighting device is provided, this LED lighting device comprises: the metallic circuit that is provided with the LED luminescence component; Radiator, metallic circuit are arranged on this radiator; Insulation shell, insulation shell are used for ccontaining radiator and metallic circuit; Case lid, case lid snap fit onto on the insulation shell and cover radiator and metallic circuit partly; And the electric interconnection parts, the electric interconnection parts are arranged in the insulation shell and are used for metallic circuit is connected electrically to power connector.This structural configuration according to the utility model; Be electrically connected metallic circuit and power connector through the electric interconnection parts; Removed the step of welding from; Saved and need put into the cost on the laser welding apparatus in the prior art, and the LED illuminator structure of the utility model simple, be convenient to assembling.
In the LED lighting device according to the utility model, the electric interconnection parts comprise pin and flexure strip, and pin is arranged in the hole in the insulation shell and is used to be electrically connected flexure strip and power connector, and flexure strip is used to be electrically connected pin and metallic circuit.As above the structure of the electric interconnection parts of design is very simple, and pin is arranged in the hole in the insulation shell, does not take other space, has therefore reduced the volume of integral illumination device.Simultaneously, flexure strip can keep excellent contact with metallic circuit by means of the elasticity of himself.
In the LED lighting device according to the utility model, metallic circuit is provided with the pad that is used for flexure strip, and the end relative with pin of flexure strip is connected on the pad and through pad and metallic circuit and is electrically connected.Through guaranteeing being electrically connected between metallic circuit and the electric interconnection parts better in that pad is set on the metallic circuit.
In LED lighting device according to the utility model; Also comprise the flat pin in the input wires groove that is arranged on insulation shell; One end of flat pin is connected with the external power source electric wire connecting junction as binding post, and the other end is provided with end that is used for ccontaining pin and the slot that is electrically connected with this end.This structure of LED lighting device not only can guarantee that metallic circuit and external power source electric wire connecting junction are electrically connected well, and simple in structure, be easy to manufacture and assemble, thus the production cost of reduction LED lighting device.
In the LED lighting device according to the utility model, the size of end that is contained in the pin in the slot of flat pin is less than the size of the main part of pin.Like this can so that pin more easily locate with respect to the slot of flat pin, thereby make that both assemblings are more quick.
In addition, according to the foregoing description of the utility model, the insulation shell of LED lighting device is processed by plastic material.
Above-mentioned LED illuminator structure according to the utility model is simple, easy to assembly; Need or the jointing of larger volume be set and metallic circuit is connected electrically on the external power source electric wire connecting junction through laser weld; Therefore greatly reduce the manufacturing cost of LED lighting device, kept the compactedness of its structure simultaneously.
Description of drawings
Through with reference to the following detailed description that combines accompanying drawing, can understand the characteristic and the advantage of the utility model better.Wherein:
Fig. 1 is the decomposition diagram according to the LED lighting device of the utility model.
Fig. 2 is the cross section and perspective according to the confined state of the LED lighting device of the utility model.
Fig. 3 is the perspective view according to the electric interconnection parts of the LED lighting device of the utility model.
Fig. 4 is the perspective view according to the flat pin of the LED lighting device of the utility model.
Fig. 5 is according to the electric interconnection parts that are in the state of being electrically connected of the utility model and the perspective view of flat pin.
The specific embodiment
Followingly describe in detail with reference to the embodiment of accompanying drawing to the utility model.Fig. 1 is the perspective view that illustrates generally according to the LED lighting device 1 that is used for Vehicular illumination system of the utility model.Fig. 2 is the cross section and perspective that is in the LED lighting device 1 of confined state.
As depicted in figs. 1 and 2; According to the LED lighting device 1 of the embodiment of the utility model comprise the metallic circuit 3, the metallic circuit 3 that are provided with LED luminescence component 2 radiator 4 on it is set, be used for ccontaining radiator 4 and metallic circuit 3 insulation shell 5, snap fit onto on the insulation shell 5 and cover the case lid 6 and the electric interconnection parts 7 of radiator 4 and metallic circuit 3 partly; These electric interconnection parts 7 are arranged in the insulation shell 5, and are used for metallic circuit 3 is connected electrically to the power connector (not shown).This structural configuration according to the utility model is electrically connected metallic circuit 3 and power connector through electric interconnection parts 7, has removed the step of welding from, and simple in structure being convenient to assembled.In addition, according to the embodiment of the utility model, the insulation shell of LED lighting device 15 is processed by plastic material.
As shown in Figure 3, with perspective view the electric interconnection parts 7 according to the LED lighting device 1 of the utility model are shown.Electric interconnection parts 7 comprise pin 71 and flexure strip 72, and pin 71 is arranged in the hole 51 in the insulation shell 5 and is used to be electrically connected flexure strip 72 and power connector, and flexure strip 72 is used to be electrically connected pin 71 and metallic circuit 3.The structure of aforesaid electric interconnection parts 7 is very simple, and pin 71 is arranged in the hole 51 in the insulation shell 5, does not take other space, has therefore reduced the volume of integral illumination device.Simultaneously, flexure strip 72 can keep excellent contact with metallic circuit 3 by means of the elasticity of himself.
As shown in Figure 1; In preferred embodiment according to the utility model; Metallic circuit 3 is provided with the pad 31 that is used for flexure strip 72; Pad 31 can be printed in the manufacture process of metallic circuit 3 on the metallic circuit 3, being connected on the pad 31 of flexure strip 72 with pin 71 relative ends, and be electrically connected through pad 31 and metallic circuit 3.Through guaranteeing being electrically connected between metallic circuit 3 and the electric interconnection parts 7 better in that pad 31 is set on the metallic circuit 3.
As shown in Figure 1, also comprise the flat pin 8 in the input wires groove 52 that is arranged on insulation shell 5 according to the LED lighting device 1 of the preferred embodiment of the utility model.Fig. 4 illustrates the perspective view according to the flat pin 8 of the utility model, and an end of flat pin 8 is connected with the external power source electric wire connecting junction as binding post, and the other end is provided with end 711 that is used for ccontaining pin 71 and the slot 81 that is electrically connected with end 711.This structure of LED lighting device 1 not only can guarantee that metallic circuit and external power source electric wire connecting junction are electrically connected well, and simple in structure, be easy to manufacture and assemble, thus the production cost of reduction LED lighting device.
As shown in Figure 3, in the preferred embodiment of the utility model, the size of end 711 that is contained in the pin 71 in the slot 81 of flat pin 8 is less than the size of the main part of pin 71.Like this can be so that pin 71 is more easily located with respect to the slot 81 of flat pin 8, both assemblings are more quick.
In addition; According to other embodiments of the invention; Can below case lid 6, be provided for the auxiliary flank of pushing flexure strip 72; Above-mentioned flank is formed in the lug boss on the lower surface of case lid 6, can guarantee better electric contact of the pad 31 on flexure strip 72 and metallic circuit 3 or the metallic circuit 3 through above-mentioned flank.
Following with reference to the assembling process of Fig. 1 brief description according to the LED lighting device 1 of the utility model.At first, be installed to metallic circuit that is provided with LED luminescence component 23 and radiator 4 in the insulation shell 5; Then, flat pin 8 is inserted in the input wires groove 52 of insulation shell 5; Then; In the hole 51 in the pin 71 insertion insulation shells 5 of electric interconnection parts 7; Make the end 711 of pin 71 insert in the slot 81 of flat pin 8; And make being connected on the pad 31 of metallic circuit 3 of flexure strip 72 of electric interconnection parts 7, fixing then flat pin 8 with pin 71 relative ends; At last; Case lid 6 is snapped fit onto on the insulation shell 5, and make case lid 6 push flexure strip 72, through the elasticity of flexure strip 72 self; Make being pressed against on the pad 31 of flexure strip 72, contact with good electrical between the pad 31 to guarantee flexure strip 72 with pin 71 relative ends.After above-mentioned number of assembling steps was accomplished, electric interconnection parts 7 were in engagement state as shown in Figure 5 with flat pin 8, to guarantee being electrically connected between the two fully.
Above-mentioned LED illuminator structure according to the utility model is simple, easy to assembly; Need or the jointing of larger volume be set and metallic circuit is connected electrically on the external power source electric wire connecting junction through laser weld; Therefore greatly reduce the manufacturing cost of LED lighting device, kept its structural compactness simultaneously.
Though the utility model is described with reference to above-mentioned specific embodiment; But be to be understood that; The protection domain of the utility model is not limited to the foregoing description; Under the situation that does not depart from claims institute restricted portion, those of ordinary skills can make various improvement and modification to the foregoing description, and these improve and modification all falls within the protection domain of the utility model.
Claims (6)
1. LED lighting device, said LED lighting device comprises:
Be provided with the metallic circuit of LED luminescence component,
Radiator, said metallic circuit are arranged on the said radiator,
Insulation shell, said insulation shell are used for ccontaining said radiator and said metallic circuit,
Case lid, said case lid snap fit onto on the said insulation shell and cover said radiator and said metallic circuit partly, and
Electric interconnection parts, said electric interconnection parts are arranged in the said insulation shell and are used for said metallic circuit is connected electrically to power connector.
2. LED lighting device as claimed in claim 1; Wherein, Said electric interconnection parts comprise pin and flexure strip; Said pin is arranged in the hole in the said insulation shell and is used to be electrically connected said flexure strip and said power connector, and said flexure strip is used to be electrically connected said pin and said metallic circuit.
3. LED lighting device as claimed in claim 2; Wherein, Said metallic circuit is provided with the pad that is used for said flexure strip, and the end relative with said pin of said flexure strip is connected on the said pad and through said pad and said metallic circuit and is electrically connected.
4. like claim 2 or 3 described LED lighting devices; Wherein, Said LED lighting device also comprises the flat pin in the input wires groove that is arranged on said insulation shell; One end of said flat pin is connected with said power connector as binding post, and the other end is provided with end that is used for ccontaining said pin and the slot that is electrically connected with said end.
5. LED lighting device as claimed in claim 4, wherein, the size of end that is contained in the said pin in the slot of said flat pin is less than the size of the main part of said pin.
6. like each the described LED lighting device among the claim 1-3, wherein, said insulation shell is processed by plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205304113U CN202432458U (en) | 2011-12-16 | 2011-12-16 | Light emitting diode (LED) illuminating device with electrical interconnecting part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205304113U CN202432458U (en) | 2011-12-16 | 2011-12-16 | Light emitting diode (LED) illuminating device with electrical interconnecting part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202432458U true CN202432458U (en) | 2012-09-12 |
Family
ID=46781899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205304113U Expired - Lifetime CN202432458U (en) | 2011-12-16 | 2011-12-16 | Light emitting diode (LED) illuminating device with electrical interconnecting part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202432458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421897A (en) * | 2013-09-06 | 2015-03-18 | 深圳市海洋王照明工程有限公司 | Lamp casing and lamp using lamp casing |
-
2011
- 2011-12-16 CN CN2011205304113U patent/CN202432458U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421897A (en) * | 2013-09-06 | 2015-03-18 | 深圳市海洋王照明工程有限公司 | Lamp casing and lamp using lamp casing |
| CN104421897B (en) * | 2013-09-06 | 2020-09-04 | 深圳市海洋王照明工程有限公司 | Lamp set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |
|
| CX01 | Expiry of patent term |