CN202660285U - Light emitting diode (LED) light source device - Google Patents
Light emitting diode (LED) light source device Download PDFInfo
- Publication number
- CN202660285U CN202660285U CN201220203293XU CN201220203293U CN202660285U CN 202660285 U CN202660285 U CN 202660285U CN 201220203293X U CN201220203293X U CN 201220203293XU CN 201220203293 U CN201220203293 U CN 201220203293U CN 202660285 U CN202660285 U CN 202660285U
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- Prior art keywords
- light source
- source device
- led light
- radiator
- lampshade
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- 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.)
- Withdrawn - After Issue
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides a light emitting diode (LED) light source device, which comprises a lamp shade, a base, a light source component, a radiator, an end cover and a plurality of heat conduction connecting pieces, wherein the lamp shade has a shell structure with openings at two ends and comprises a light transmission part and an installation part; the light source component is arranged on one installation surface of the base; the other installation surface of the radiator is attached to the inner wall of the installation part, and the base and the light source component are arranged inside the lamp shade; the installation surface of the radiator is attached to the outer wall of the installation part; the radiator is provided with a groove which is used for accommodating a driving power supply of the LED light source device; leads of the driving power supply and the light source component are connected; installation holes are formed in the installation part of the lamp shade; a plurality of heat conduction connecting pieces penetrate through the installation holes to connect the radiator and the base; and the end cover covers the two ends of the lamp shade and seals the lamp shade. By adoption of the LED light source device provided by the utility model, water or dust can be prevented from entering the lamp shade, the leads of the driving power supply and the light source component are directly connected, and the service life of the LED light source device can be prolonged.
Description
Technical field
The utility model relates to the LED luminescence technology, relates in particular to a kind of led light source device.
Background technology
At present, in the illumination of domestic lighting and outdoor decoration, used in a large number light emitting diode (Light Emitting Diode is called for short LED) light supply apparatus, the led light source device replaces the existing common incandescent spot trend that is inevitable as electric lighting.
Existing led light source device comprises lamp holder, light source board, radiator and semi-tubular lampshade, the same length of lampshade, light source board and radiator, the cross section of radiator are semi-circular shape, and outer surface has the fin of zigzag or rectangle, to increase area of dissipation, improve radiating efficiency.
During assembling, light source board is fixedly connected on the mounting plane of radiator, lampshade is on light source board, and the two ends of radiator and lampshade are fixedly mounted on respectively in the housing of lamp holder, usually adopts mode bonding or that be threaded that lamp holder is fixedly connected with radiator, lampshade.
In the technical scheme of above-mentioned existing led light source device, lampshade is the halfpipe structure, and lampshade is located on the light source board, because the contact position area of lampshade and light source board is larger, be difficult for sealing, thereby intake easily or dust in the lampshade, reduce service life and the illumination effect of led light source device.And because the binding post of lamp holder outside engages with lamp socket, the contact position of binding post and lamp socket intakes easily and is short-circuited, and causes the damage of led light source device.
The utility model content
The utility model provides a kind of led light source device, be used for to solve low technological deficiency of the prior art easy water inlet of led light source device or dust, service life.
A kind of led light source device that the utility model provides comprises lampshade, pedestal, light source assembly, radiator, end cap and a plurality of heat-conducting connecting;
Described lampshade is the shell structure of both ends open, comprises transmittance section and installation portion; Described light source assembly is installed on the installed surface of described pedestal, and it is inner that another installed surface of described pedestal and the applying of the inwall of described installation portion and described pedestal and light source assembly are installed in described lampshade;
The installed surface of described radiator and the outer wall of described installation portion are fitted; Described radiating appliance is useful on the groove of the driving power of placing the led light source device, and the lead-in wire of described driving power is connected with the lead-in wire of described light source assembly;
The installation portion of described lampshade offers installing hole; Described a plurality of heat-conducting connecting is passed described installing hole described radiator is connected with described pedestal;
The two ends that described end cap is located at described lampshade seal described lampshade.
Aforesaid led light source device, described end cap are shell structure, have two independently chambers in the described end cap; The first chamber is formed at the side end of described lampshade, and the second chamber is formed at the side end of described radiator.
Aforesaid led light source device, described the first chamber is sealed chamber, the outer end wall of this first chamber is provided with the removable cover that can open or close;
Offer bolt hole on the inner end wall of described the first chamber, have screwed hole on the corresponding side end face on the described pedestal, by bolt be installed in end cap on the described pedestal and the inner end wall of described the first chamber with the opening sealing of described lampshade.
Aforesaid led light source device is equipped with sealing ring between the inner end wall of described the first chamber and the open end of described lampshade.
Aforesaid led light source device, the installation portion of described lampshade offers fairlead, and the lead-in wire of described light source assembly passes described fairlead and is connected by waterproof relay connector with the lead-in wire of described driving power.
Aforesaid led light source device, the lead-in wire of described light source assembly pass inner end wall and the sidewall of described the first chamber, and the lead-in wire of described driving power extends in described the second chamber;
The lead-in wire of described light source assembly is connected by waterproof relay connector with the lead-in wire of described driving power, and described waterproof relay connector is arranged in described the second chamber.
Aforesaid led light source device, the cross section of described radiator are U-shaped structure, and the outer wall of described radiator has the fin of dentation;
Offer draw-in groove on the outer wall of described radiator and/or the described groove inwall, be used for mounting this led light source device.
Aforesaid led light source device, this led light source device also comprises hook, and the bottom of this hook has the coupler body that engages with described draw-in groove, and the top of this hook has for the hangers that articulates with lamp socket.
Aforesaid led light source device, described base interior offers along the through hole of described pedestal length direction.
Aforesaid led light source device, described heat-conducting connecting are screw or rivet or connecting rod.
Aforesaid led light source device is socketed with sealing ring on the described heat-conducting connecting, and described sealing ring is arranged in the installing hole of described lampshade and with this installing hole and cooperates.
Aforesaid led light source device is provided with projection on the madial wall of described end cap, is provided with mounting groove on the lateral wall of described radiator, and described projection cooperates installation with described mounting groove.
The led light source device that the utility model provides, because lampshade is whole shell-like structure, light source assembly is arranged in the lampshade, the two ends of lampshade can prevent water inlet or dust in the lampshade by end cap seal, improve service life and the illumination effect of led light source device.And the lead-in wire of driving power directly is connected with the lead-in wire of light source assembly, can solve in the prior art, and the binding post of lamp holder and the contact position of lamp socket be water inlet and the problem that is short-circuited easily, the service life of improving the led light source device.
Description of drawings
The front view of the led light source device that Fig. 1 provides for the utility model the first embodiment;
Fig. 2 is the cutaway view along Figure 1A-A line;
Fig. 3 is the scheme of installation of led light source device shown in Figure 1;
Fig. 4 is the front view of lampshade shown in Figure 1;
Fig. 5 is the front view of pedestal shown in Figure 4;
Fig. 6 is the front view of lampshade shown in Figure 1;
Fig. 7 is the front view of pedestal shown in Figure 6;
Fig. 8 provides the partial schematic diagram of led light source device for the utility model the second embodiment;
Fig. 9 is the front view of end cap shown in Figure 8;
Figure 10 is the left view of end cap shown in Figure 9;
Figure 11 is the front view of the removable cover on the end cap shown in Figure 8;
Figure 12 is the left view of removable cover shown in Figure 11;
The front view of the radiator that Figure 13 provides for the utility model the 3rd embodiment;
Figure 14 is the left view of radiator shown in Figure 13.
The specific embodiment
With reference to figure 1-7, the front view of the led light source device that Fig. 1 provides for the utility model the first embodiment; Fig. 2 is the cutaway view along Figure 1A-A line; Fig. 3 is the scheme of installation of led light source device shown in Figure 1; Fig. 4 is the front view of lampshade shown in Figure 1; Fig. 5 is the front view of pedestal shown in Figure 4; Fig. 6 is the front view of lampshade shown in Figure 1; Fig. 7 is the front view of pedestal shown in Figure 6.
As depicted in figs. 1 and 2, the led light source device that present embodiment provides comprises lampshade 1, pedestal 2, light source assembly 3, radiator 4, end cap 5 and a plurality of heat-conducting connecting 6.
Shown in Figure 4 and 5, lampshade 1 is the shell structure of both ends open, and lampshade 1 comprises transmittance section 11 and installation portion 12, and lampshade 1 can adopt well-illuminated engineering plastics heat extrusion forming, specifically can adopt Merlon (Polycarbonate, PC material).Transmittance section 11 can be the arc-shaped structure of even thickness, adopts arc-shaped structure can improve illumination range, and transmittance section 11 also can be other analogous shapes.
Shown in Fig. 6 and 7, the cross section of pedestal 2 can be trapezium structure, and edge is arc transition.The shape of the installation portion 12 of lampshade 1 and the gabarit shape of pedestal 2 adapt and even thickness, so that the installed surface of the inwall of installation portion 12 and pedestal 2 is fitted more closely, reduce the gap between installation portion 12 and the pedestal 2.In addition, pedestal 2 inside offer the through hole 21 along the pedestal length direction, can alleviate the weight of pedestal 2 and can save material.The end of pedestal 2 offers screwed hole 22, can end cap 5 be connected with pedestal 2 by bolt, so that fit tightly between pedestal 2, lampshade 1 and the radiator 3, improves the heat-sinking capability of radiator 4.
The outer wall of the installed surface of radiator 4 and installation portion 12 is fitted; Radiator 4 has the groove 41 for the driving power 7 of placing the led light source device, and the first lead-in wire 71 of driving power 7 is connected with the second lead-in wire 31 of light source assembly 3.
The installation portion 12 of lampshade 1 offers a plurality of installing holes 121; A plurality of heat-conducting connecting 6 are passed installing hole and are connected with pedestal 2 with radiator 4 121.Heat-conducting connecting 6 employing heat conductivilitys preferably material are made, for example heat-conducting connecting 6 can adopt metal material, heat-conducting connecting 6 can be screw or rivet, heat-conducting connecting 6 also can be the connecting rod on setting and pedestal 2 or the radiator 4, and connecting rod can be into a single integrated structure with pedestal 2 or radiator 4.When heat-conducting connecting 6 is screw, all offer screw hole corresponding to position on pedestal 2 and the radiator 4, heat-conducting connecting 6 can be passed the screwed hole on installing hole 121 and pedestal 2 and the radiator 4, radiator 4 and lampshade, pedestal 2 are linked together, during this led light source device busy, the heat of the luminous generation of LED lamp pearl reaches pedestal 2, by heat-conducting connecting 6 heat is passed to radiator 4 again, radiator 4 and space outerpace heat-shift, realization is to the led light source device radiation, and radiating effect is fine.
In the present embodiment, can offer fairlead 122 at the installation portion 12 of lampshade 1, the through hole corresponding with fairlead 122 also offered in the relevant position of pedestal 2 and radiator 4, the first lead-in wire 71 that the second lead-in wire 31 of light source assembly 3 passes fairlead 122 and driving power 7 is connected by waterproof relay connector 8, avoids wiring place to intake and be short-circuited.
The led light source device that present embodiment provides, because lampshade 1 is whole shell-like structure, light source assembly 3 is arranged in the lampshade 1, and the two ends of lampshade 1 are by end cap 5 sealings, can prevent lampshade 1 interior water inlet or dust, improve service life and the illumination effect of led light source device.And the first lead-in wire 71 of driving power 1 31 directly is connected with the second lead-in wire of light source assembly 3, can solve in the prior art easy water inlet the in the binding post of lamp holder and the contact position of lamp socket and the problem that is short-circuited, the service life of raising led light source device.
With reference to figure 8-12, Fig. 8 provides the partial schematic diagram of led light source device for the utility model the second embodiment;
Fig. 9 is the front view of end cap shown in Figure 8; Figure 10 is the left view of end cap shown in Figure 9; Figure 11 is the front view of the removable cover on the end cap shown in Figure 8; Figure 12 is the left view of removable cover shown in Figure 11.
As shown in Figure 8, led light source device and the first embodiment that present embodiment provides are basic identical, and distinctive points is that end cap 5 is shell structure, has two independently chambers in the end cap 5, are respectively the first chamber 51 and the second chamber 52; The first chamber 51 is formed at the side end of lampshade 1, and the second chamber 52 is formed at the side end of radiator 4.
In the present embodiment, the first chamber 51 is sealed chamber, the outer end wall of this first chamber 51 is provided with the removable cover 54 that can open or close, as shown in FIG. 11 and 12, this removable cover 54 adopts injection molding process to make, removable cover 54 has snap fit 541, and snap fit 541 can be fastened on the outer end wall of the first chamber 51, with 51 sealings of the first chamber.
Offer bolt hole 55 on the inner end wall of the first chamber 51, it is shown in Figure 6 to have screwed hole 24(on the pedestal 2 on the corresponding side end face), by bolt be installed in end cap 5 on the pedestal 2 and the inner end wall of the first chamber 51 with the opening sealing of lampshade 1.When assembling or dismounting, can first end cap 5 be fixed on the side wall of pedestal 2, then removable cover 54 is being fastened.
In the present embodiment, the second lead-in wire 31 of light source assembly 3 can pass inner end wall and the sidewall of the first chamber 51, and the first lead-in wire of driving power 7 prolongs 71 and extends in the second chamber 52.
The second lead-in wire 31 of light source assembly 3 is connected by waterproof relay connector 8 with the first lead-in wire 71 of driving power 7, and waterproof relay connector 8 is arranged in the second chamber 52, avoids wiring place to intake and be short-circuited.
The led light source device that present embodiment provides, end cap 5 have sealed at both ends with lampshade 1 of the first chamber 51 and the second chamber 52, the first chambers 51, can prevent lampshade 1 interior water inlet or dust, improve service life and the illumination effect of led light source device.And, waterproof relay connector is connected the first lead-in wire 71 of driving power 7 with light source assembly the first lead-in wire 31 connects, and waterproof relay connector is arranged in the second chamber 52, can solve in the prior art, the binding post of lamp holder and the contact position of lamp socket be water inlet and the problem that is short-circuited easily, the service life of improving the led light source device.
With reference to Figure 13 and 14, the front view of the radiator that Figure 13 provides for the utility model the 3rd embodiment; Figure 14 is the left view of radiator shown in Figure 13.
Shown in Figure 13 and 14, the cross section of the radiator 4 that present embodiment provides is U-shaped structure, and the outer wall of radiator 4 has the fin 43 of dentation, and fin 43 can increasing heat radiation area, improves the heat-sinking capability of radiator 4.
Offer draw-in groove 42 on the outer wall of radiator 4 and/or groove 41 inwalls, be used for mounting this led light source device.Draw-in groove 42 can symmetrical be opened on the outer wall of radiator 4, also can symmetry be opened on groove 41 inwalls, perhaps all offers draw-in groove 42 on the outer wall of radiator 4 and groove 41 inwalls.
In addition, it is shown in Figure 10 to be provided with protruding 53(on the madial wall of end cap 5), be provided with mounting groove 44 on the lateral wall of radiator 4, projection 53 cooperates installation with mounting groove 44, is convenient to the installation and removal of end cap 5.
As shown in Figure 3, the led light source device that above-described embodiment provides also comprises hook 9, and this is linked up with 9 bottoms and has the coupler body (not shown) that engages with draw-in groove 42, and the top of hook 9 has the hangers that articulates with holder 10.During installation, will link up with first 9 coupler body and engage with the draw-in groove 42 of radiator 4, then will link up with 9 hangers and be articulated on the holder 10, be convenient to installation and removal.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.
Claims (12)
1. a led light source device is characterized in that, comprises lampshade, pedestal, light source assembly, radiator, end cap and a plurality of heat-conducting connecting;
Described lampshade is the shell structure of both ends open, comprises transmittance section and installation portion; Described light source assembly is installed on the installed surface of described pedestal, and it is inner that another installed surface of described pedestal and the applying of the inwall of described installation portion and described pedestal and light source assembly are installed in described lampshade;
The installed surface of described radiator and the outer wall of described installation portion are fitted; Described radiating appliance is useful on the groove of the driving power of placing the led light source device, and the lead-in wire of described driving power is connected with the lead-in wire of described light source assembly;
The installation portion of described lampshade offers installing hole; Described a plurality of heat-conducting connecting is passed described installing hole described radiator is connected with described pedestal;
The two ends that described end cap is located at described lampshade seal described lampshade.
2. led light source device according to claim 1 is characterized in that, described end cap is shell structure, has two independently chambers in the described end cap; The first chamber is formed at the side end of described lampshade, and the second chamber is formed at the side end of described radiator.
3. led light source device according to claim 2 is characterized in that, described the first chamber is sealed chamber, and the outer end wall of this first chamber is provided with the removable cover that can open or close;
Offer bolt hole on the inner end wall of described the first chamber, have screwed hole on the corresponding side end face on the described pedestal, by bolt be installed in end cap on the described pedestal and the inner end wall of described the first chamber with the opening sealing of described lampshade.
4. led light source device according to claim 3 is characterized in that, between the inner end wall of described the first chamber and the open end of described lampshade sealing ring is installed.
5. each described led light source device is characterized in that the installation portion of described lampshade offers fairlead according to claim 1 ~ 4, and the lead-in wire of described light source assembly passes described fairlead and is connected by waterproof relay connector with the lead-in wire of described driving power.
6. each described led light source device is characterized in that according to claim 1 ~ 4, and the lead-in wire of described light source assembly passes inner end wall and the sidewall of described the first chamber, and the lead-in wire of described driving power extends in described the second chamber;
The lead-in wire of described light source assembly is connected by waterproof relay connector with the lead-in wire of described driving power, and described waterproof relay connector is arranged in described the second chamber.
7. each described led light source device is characterized in that according to claim 1-4, and the cross section of described radiator is U-shaped structure, and the outer wall of described radiator has the fin of dentation;
Offer draw-in groove on the outer wall of described radiator and/or the described draw-in groove inwall, be used for mounting this led light source device.
8. led light source device according to claim 7 is characterized in that, this led light source device also comprises hook, and the bottom of this hook has the coupler body that engages with described draw-in groove, and the top of this hook has for the hangers that articulates with lamp socket.
9. each described led light source device is characterized in that described base interior offers along the through hole of described pedestal length direction according to claim 1-4.
10. each described led light source device is characterized in that according to claim 1-4, and described heat-conducting connecting is screw or rivet or connecting rod.
11. led light source device according to claim 9 is characterized in that, is socketed with sealing ring on the described heat-conducting connecting, described sealing ring is arranged in the installing hole of described lampshade and with this installing hole and cooperates.
12. each described led light source device is characterized in that according to claim 1-4, is provided with projection on the madial wall of described end cap, is provided with mounting groove on the lateral wall of described radiator, described projection cooperates installation with described mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220203293XU CN202660285U (en) | 2012-05-08 | 2012-05-08 | Light emitting diode (LED) light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220203293XU CN202660285U (en) | 2012-05-08 | 2012-05-08 | Light emitting diode (LED) light source device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202660285U true CN202660285U (en) | 2013-01-09 |
Family
ID=47455193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220203293XU Withdrawn - After Issue CN202660285U (en) | 2012-05-08 | 2012-05-08 | Light emitting diode (LED) light source device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202660285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679218A (en) * | 2012-05-08 | 2012-09-19 | 大连金三维科技有限公司 | LED (Light Emitting Diode) light source device |
-
2012
- 2012-05-08 CN CN201220203293XU patent/CN202660285U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679218A (en) * | 2012-05-08 | 2012-09-19 | 大连金三维科技有限公司 | LED (Light Emitting Diode) light source device |
| WO2013166920A1 (en) * | 2012-05-08 | 2013-11-14 | 大连金三维科技有限公司 | Led light source device |
| CN102679218B (en) * | 2012-05-08 | 2014-09-03 | 大连金三维科技有限公司 | LED (Light Emitting Diode) light source device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130109 Effective date of abandoning: 20140903 |
|
| RGAV | Abandon patent right to avoid regrant |