CN203099502U - Light-emitting diode (LED) spot lamp - Google Patents
Light-emitting diode (LED) spot lamp Download PDFInfo
- Publication number
- CN203099502U CN203099502U CN2012204892377U CN201220489237U CN203099502U CN 203099502 U CN203099502 U CN 203099502U CN 2012204892377 U CN2012204892377 U CN 2012204892377U CN 201220489237 U CN201220489237 U CN 201220489237U CN 203099502 U CN203099502 U CN 203099502U
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- punching press
- radiator
- press aluminium
- aluminium cup
- cup radiator
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Abstract
The utility model discloses a light-emitting diode (LED) spot lamp, which comprises a lamp holder seat (30) with a built-in driver (50). A lamp holder (32) is connected with the lamp holder seat (30). A stamped aluminum cup radiator (10) is directly fastened on the lamp holder seat (30) through screws (12), and the middle part of the stamped aluminum cup radiator (10) is inwards raised to form an inner cavity (11). A thermal conduction plate (60) is riveted at the top of the inner cavity (11) through rivets (61). A printed circuit board (40) is arranged on the thermal conduction plate (60), and LEDs (41) are welded on the printed circuit board (40). The forming process for the stamped aluminum cup radiator (10) is simple, and the stamped aluminum cup radiator (10) is convenient to machine, low in cost and light in weight; the stamped aluminum cup radiator (10) has a large inner space, so that the driver (50) can be conveniently designed, manufactured and mounted; and a Fresnel lens (20) is fixedly arranged on the stamped aluminum cup radiator (10) by a rolling wrapping method, and cannot fall off.
Description
Technical field
The utility model relates to lighting engineering, particularly adopts the LED shot-light of metal foil metal plate punch forming radiator.
Background technology
Be that all kinds of shot-lights of light source are progressively replacing with the incandescent lamp with LED be all kinds of shot-lights (for example R50, R63, R80, PAR30, PAR38 and MR16 Lamp cup or the like) of light source.The LED lamp all be unable to do without radiator, and the radiator that existing all kinds of LED shot-lights adopt has aluminium section bar radiator, die casting aluminium radiator, ceramic heat sink, plastic tank radiators and glass radiator, and with the shot-light that these radiators are made, weight is all heavier.Because on structural design and the moulding process, the inner space of these radiators is less, increased difficulty for design, manufacturing, the installation of driver.The thermal resistance of aluminium section bar radiator and die casting aluminium radiator is lower, but complex forming technology, cost an arm and a leg, the moulding process of ceramic heat sink, plastic tank radiators and glass radiator is relative simple, but thermal resistance is higher, and the plastic tank radiators price that has the novel heat-conducting plastic of a kind of usefulness to do is also more expensive than aluminium section bar radiator.Existing all kinds of LED shot-light mostly adopts one or several great power LEDs, their secondary optics design all adopts tapered lens to control beam angle, adopt gather shot-light on circuit board of many low-power LEDs for those, light source can not be approximately spot light, and its beam angle just is difficult to control.The lens of existing all kinds of LED shot-lights mostly adopt screw to fix or stick with glue and connect, because glue is aging, lens tend to come off.
Summary of the invention
The utility model provides a kind of New LED shot-light.This New LED shot-light adopts the stamping forming radiator of sheet metal (hereinafter to be referred as punching press aluminium cup radiator), and the sheet metal here mainly refers to the thin plate of aluminum or aluminum alloy.This punching press aluminium cup radiator is cold stamping shaped with very thin aluminium sheet or aluminium alloy plate, because wall is thin, radiating effect is better than traditional heat-dissipating devices such as aluminium section bar radiator, die casting aluminium radiator.This punching press aluminium cup radiator inner space is bigger, has made things convenient for design, manufacturing, the installation of driver.It is simple, easy to process that this punching press aluminium cup radiator also has a moulding process, and cost is low, advantage such as in light weight has solved radiator complex forming technology in the prior art, processing difficulties, Heavy Weight, cost height and driver design, make, install comparatively problem such as difficulty.
This New LED shot-light adopts Fresnel Lenses, solved in the prior art the gather unmanageable problem of beam angle of the shot-light on circuit board of many low-power LEDs.
This New LED shot-light no matter be tapered lens or Fresnel Lenses, all adopts the agglomeration technology to fix lens, and not only material-saving saving of labor, and good looking appearance has solved in the prior art because the problem that the aging lens of glue come off easily.
This New LED shot-light comprises the bulb socket of built-in drive, lamp holder is connected with bulb socket, punching press aluminium cup radiator directly is fastened on the bulb socket with screw, protruding inwards in the middle of the punching press aluminium cup radiator, form an interior nest, reserve installing space to driver on the one hand, be used to install heat-conducting plate on the one hand, the printed circuit board (PCB) that is welded with LED that heat conductivility is good is installed on the heat-conducting plate, this printed circuit board (PCB) is generally made by aluminium base or double face copper, LED is welded on the printed circuit board (PCB), and lens are stamped at punching press aluminium cup radiator top, adopts the method for agglomeration that lens are fixed on the punching press aluminium cup radiator.
Described punching press aluminium cup fansink designs becomes to have interior nest, also can be designed to not to be with interior nest.
The bulb socket of described built-in drive is made of plastics.If punching press aluminium cup radiator has interior nest, be furnished with the plastic insulation cap in the bulb socket, prevent that charged position contacts with punching press aluminium cup radiator on the driver, have two through holes that supply the driver output lead to pass on the insulator cap at least.If punching press aluminium cup radiator is not with interior nest, the plastic insulation cap can be unworthy of in the bulb socket, but plastic sleeve must be provided with on the bulb socket, extend into the inside of punching press aluminium cup radiator, play insulating effect equally.
The described lamp holder that is connected with bulb socket according to the kind of shot-light, can be the standardized lamp holder of GU10, B22, B15, E27, E14 or the like.
Described heat-conducting plate, can be designed to plate heat-conducting plate, also can be designed to the heat conduction cup of glass type, for the flat plate type heat conduction plate, can be fixed on the interior nest top of punching press aluminium cup radiator with rivet or screw, also can on the flat plate type heat conduction plate, go out several small boss and be used as rivet, the flat plate type heat conduction plate is riveted on nest top in the punching press aluminium cup radiator, no matter adopt which kind of method to fix the flat plate type heat conduction plate, must be lined with the thermal conductive silicon rubber cushion or scribble heat-conducting silicone grease between the nest top in flat plate type heat conduction plate and the punching press aluminium cup radiator; Have the hole of aiming at the screw position that is used for fixing punching press aluminium cup radiator and bulb socket on the heat-conducting plate, turn this screw to make things convenient for bottle opener to enter.
For the heat conduction cup, the corresponding aperture that passes on the heat conduction cup base plane with screw is screwed in the hole corresponding on the bulb socket sleeve, the reinforcing of heat conduction cup is pressed down, the outer cup wall of heat conduction cup and the interior wall of cup of punching press aluminium cup radiator are closely contacted, must scribble heat-conducting silicone grease between the interior wall of cup of the outer cup wall of heat conduction cup and punching press aluminium cup radiator.
The described printed circuit board (PCB) that is welded with LED, can be welded with one or several great power LEDs above, also can be welded with many low-power LEDs densely coveredly, the use in printed circuit board screw that is welded with LED is fixed on flat plate type heat conduction plate or the heat conduction cup, be welded with between the printed circuit board (PCB) of LED and plate heat-conducting plate or the heat conduction cup and must be lined with the thermal conductive silicon rubber cushion or scribble heat-conducting silicone grease, in having in the punching press aluminium cup radiator of nest, the printed circuit board (PCB) that is welded with LED also can directly be screwed the top at interior nest, is welded with between the printed circuit board (PCB) of LED and the interior nest top must be lined with the thermal conductive silicon rubber cushion or scribble heat-conducting silicone grease.
Described lens can be tapered lens, also can be Fresnel Lenses, and these lens generally all use the PMMA material to make, and also can make with optical glass.The utility model is fixed on lens on the punching press aluminium cup radiator with the technology of agglomeration.Can stamp out the outside flange of a circle at the rim of a cup of punching press aluminium cup radiator, be in the same place with the flange agglomeration that the rosette of an exquisiteness is outside with lens and rim of a cup.Also can outwards stamp out earlier the horizontal flange of a circle at the rim of a cup of punching press aluminium cup radiator, then on flange, stamp out a circle vertical edge, forming a circle section is the endless belt of rectangular shaped, lens are put into punching press aluminium cup radiator and are shelved on the endless belt of rectangular shaped, vertical edge is exceeded lens component spinning inwards, lens just by agglomeration on punching press aluminium cup radiator.Can also be on punching press aluminium cup radiator, circumference upper punch with a certain distance from rim of a cup extrudes projection protruding inwards more than at least three, lens are put into punching press aluminium cup radiator and are shelved on these projections, the part that wall of cup is exceeded lens is inwards spinning, lens just by agglomeration on punching press aluminium cup radiator.
LED shot-light of the present utility model, adopted the stamping forming radiator of sheet metal, moulding process is simple, and is easy to process, cost is low, in light weight, the inner space is big, helps design, manufacturing, the installation of driver, radiating effect is better, help improving light efficiency, the lens agglomeration is on punching press aluminium cup radiator, and is not only attractive in appearance but also can not come off.
Description of drawings
Fig. 1 is that the master of a kind of LED shot-light of the utility model looks cross-sectional schematic.
Fig. 2 is the lens agglomeration of the utility model LED shot-light and the cross-sectional schematic of heat-conducting plate riveted joint.
Fig. 3 is the cross-sectional schematic that the LED of being welded with of the present utility model field printed circuit board is installed.
Fig. 4 is the cross-sectional schematic of another embodiment of the utility model.
The specific embodiment
In conjunction with above-mentioned description of drawings specific embodiment of the utility model.
As shown in Figure 1, the utility model provides a kind of New LED shot-light.This New LED shot-light comprises the bulb socket 30 of built-in drive 50, and lamp holder 32 is connected with bulb socket 30.Punching press aluminium cup radiator 10 usefulness screws 12 directly are fastened on the bulb socket 30, and are protruding inwards in the middle of the punching press aluminium cup radiator 10, form an interior nest 11, reserve installing space on the one hand driver 50, are used to install heat-conducting plate 60 on the one hand.The printed circuit board (PCB) that is welded with LED 41 40 that heat conductivility is good is installed on the heat-conducting plate 60, and this printed circuit board (PCB) 40 is generally made by aluminium base or double face copper.Fresnel Lenses 20 is stamped at punching press aluminium cup radiator 10 tops, adopts the method for agglomeration that Fresnel Lenses 20 is fixed on the punching press aluminium cup radiator 10.
The bulb socket 30 of described built-in drive 50 is made of plastics, is furnished with plastic insulation cap 31 in the bulb socket 30, prevent that charged position contacts with punching press aluminium cup radiator 10 on the driver 50, have two through holes that pass for driver 50 output leads 52 on the insulator cap 31 at least, two input leads 51 of driver 50 and lamp holder 32 corresponding electrodes are connected.Heat-conducting plate 60 is fixed on interior nest 11 tops of punching press aluminium cup radiator 10 with rivet 61, must be lined with thermal conductive silicon rubber cushion 62 (or scribbling heat-conducting silicone grease) between nest 11 tops in heat-conducting plate 60 and the punching press aluminium cup radiator 10.The printed circuit board (PCB) 40 usefulness screws 42 that are welded with LED41 are fixed on the heat-conducting plate 60, are welded with between the printed circuit board (PCB) 40 of LED41 and the heat-conducting plate 60 and must be lined with thermal conductive silicon rubber cushion 43 (or scribbling heat-conducting silicone grease).Fresnel Lenses 20 passes through rosette 13 agglomeration on punching press aluminium cup radiator 10.
Can adopt the agglomeration technology of arming circlets in the utility model, can be scheme shown in Figure 2.Rim of a cup at punching press aluminium cup radiator 10 outwards stamps out earlier the horizontal flange 14 of a circle, then on horizontal flange 14, stamp out a circle vertical edge 15, forming a circle section is the endless belt of rectangular shaped, lens 20 are put into punching press aluminium cup radiator 10 and are shelved on the endless belt of rectangular shaped, vertical edge 15 is exceeded lens 20 parts spinning inwards, lens 20 just by agglomeration on punching press aluminium cup radiator 10.It also can be scheme shown in Figure 4, on punching press aluminium cup radiator 10, circumference upper punch with a certain distance from rim of a cup extrudes projection 16 protruding inwards more than at least three, lens are put into punching press aluminium cup radiator 10 and are shelved on these projections 16, the part that punching press aluminium cup radiator 10 wall of cups are exceeded lens is spinning inwards, lens just by agglomeration on punching press aluminium cup radiator 10.
The utility model can directly be riveted on heat-conducting plate 60 on the punching press aluminium cup radiator 10, as shown in Figure 2, the small boss 63 that extrudes more than at least three in heat-conducting plate 60 upper punches is used as rivet usefulness earlier, heat-conducting plate 60 directly is riveted on nest 11 tops in the punching press aluminium cup radiator 10, must be lined with thermal conductive silicon rubber cushion 62 (or scribbling heat-conducting silicone grease) between nest 11 tops in heat-conducting plate 60 and the punching press aluminium cup radiator 10.
Have the hole of aiming at the screw position that is used for fixing punching press aluminium cup radiator 10 and bulb socket 30 on the heat-conducting plate, turn this screw 12 to make things convenient for bottle opener to enter.
The utility model can directly be fastened on nest 11 tops in the punching press aluminium cup radiator 10 with screw 42 with the printed circuit board (PCB) 40 that is welded with LED41, as shown in Figure 3, must be lined with thermal conductive silicon rubber cushion 43 (or scribbling heat-conducting silicone grease) between nest 11 tops in printed circuit board (PCB) 40 and the punching press aluminium cup radiator 10.
The utility model can be another kind of embodiment shown in Figure 4, the bulb socket 30 that comprises built-in drive 50, lamp holder 34 is connected with bulb socket 30, the through wires hole that the output lead 52 of driver 50 passes heat conduction cup 80 bottoms is connected with printed circuit board (PCB) 40, and the counter electrode of its input lead 51 and lamp holder 34 is connected.Punching press aluminium cup radiator 10 usefulness screws 12 are fastened on the bulb socket 30, do not have the interior nest of projection inwards in the middle of the punching press aluminium cup radiator 10, need not to dispose the plastic insulation cap in the bulb socket 30.Must be provided with plastic sleeve 33 on the bulb socket 30, extend into the inside of punching press aluminium cup radiator 10, play insulating effect.Heat-conducting plate is made the heat conduction cup 80 of cup-shaped, the corresponding aperture that passes on the heat conduction cup base plane with screw 81 is screwed in the hole of bulb socket 30 upper bushes 33 correspondences, 80 reinforcings of heat conduction cup are pressed down, the outer cup wall of heat conduction cup 80 and the interior wall of cup of punching press aluminium cup radiator 10 are closely contacted, must scribble heat-conducting silicone grease 83 between the interior wall of cup of the outer cup wall of heat conduction cup 80 and punching press aluminium cup radiator 10.The printed circuit board (PCB) 40 usefulness screws 42 that are welded with LED 41 are fixed on the heat conduction cup 80, are welded with between the printed circuit board (PCB) 40 of LED 41 and the heat conduction cup 80 and must be lined with thermal conductive silicon rubber cushion 43 (or scribbling heat-conducting silicone grease).Tapered lens 70 by agglomeration on punching press aluminium cup radiator 10.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. LED shot-light, the bulb socket (30) that comprises built-in drive (50), lamp holder (32) is connected with bulb socket (30), punching press aluminium cup radiator (10) directly is fastened on the bulb socket (30) with screw (12), heat-conducting plate (60) is riveted on interior nest (11) top of punching press aluminium cup radiator (10), the printed circuit board (PCB) (40) that is welded with LED (41) is installed on the heat-conducting plate (60), Fresnel Lenses (20) agglomeration is characterized in that on punching press aluminium cup radiator (10): punching press aluminium cup radiator (10) is stamping forming with thin aluminum sheet.
2. LED shot-light according to claim 1, it is characterized in that: protruding inwards in the middle of the punching press aluminium cup radiator (10), form an interior nest (11), reserve installing space on the one hand driver (50), be used to install heat-conducting plate (60) on the one hand, interior nest (a 11) lining configuration plastic insulation cap (31), reinforced insulation.
3. LED shot-light according to claim 1 is characterized in that: bulb socket (30) is provided with plastic sleeve (33), extend into the inside of punching press aluminium cup radiator (10), reinforced insulation.
4. LED shot-light according to claim 1 is characterized in that: interior nest (11) top that heat-conducting plate (60) is fixed on punching press aluminium cup radiator (10) with rivet (61).
5. LED shot-light according to claim 4 is characterized in that: be used as rivet usefulness at the small boss (63) that heat-conducting plate (60) upper punch extrudes more than three at least, heat-conducting plate (60) directly is riveted on the interior nest of punching press aluminium cup radiator (10) (11) top.
6. LED shot-light according to claim 1 is characterized in that: Fresnel Lenses (20) passes through rosette (13) agglomeration on punching press aluminium cup radiator (10).
7. according to claim 1 or the described LED shot-light of claim 6, it is characterized in that: stamping out a circle section at the rim of a cup of punching press aluminium cup radiator (10) is the endless belt of rectangular shaped, Fresnel Lenses (20) is shelved on the endless belt of rectangular shaped, with right angle endless belt vertical edge (15) exceed lens component inwards spinning with Fresnel Lenses (20) agglomeration on punching press aluminium cup radiator (10).
8. according to claim 1 or the described LED shot-light of claim 6, it is characterized in that: the circumference upper punch with a certain distance from punching press aluminium cup radiator (10) rim of a cup extrudes projection (16) protruding inwards more than at least three, Fresnel Lenses (20) is shelved on these projections (16), the part that punching press aluminium cup radiator (10) wall of cup is exceeded lens is spinning inwards, with Fresnel Lenses (20) agglomeration on punching press aluminium cup radiator (10).
9. LED shot-light according to claim 1 is characterized in that: the printed circuit board (PCB) (40) that is welded with LED (41) directly uses screw (42) to be fastened on the interior nest of punching press aluminium cup radiator (10) (11) top.
10. LED shot-light according to claim 1 is characterized in that: tapered lens (70) agglomeration is on punching press aluminium cup radiator (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204892377U CN203099502U (en) | 2012-09-17 | 2012-09-17 | Light-emitting diode (LED) spot lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204892377U CN203099502U (en) | 2012-09-17 | 2012-09-17 | Light-emitting diode (LED) spot lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203099502U true CN203099502U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204892377U Expired - Fee Related CN203099502U (en) | 2012-09-17 | 2012-09-17 | Light-emitting diode (LED) spot lamp |
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| Country | Link |
|---|---|
| CN (1) | CN203099502U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629646A (en) * | 2013-12-03 | 2014-03-12 | 匡正芳 | LED (Light Emitting Diode) lamp with heat-conduction plastic heat radiator |
| CN104006315A (en) * | 2014-03-27 | 2014-08-27 | 黄炳浩 | LED lamp bulb with screw base |
| CN109899723A (en) * | 2019-03-21 | 2019-06-18 | 苏州源泽光电科技集团有限公司 | A kind of ceramic heat-dissipating LED downlight |
-
2012
- 2012-09-17 CN CN2012204892377U patent/CN203099502U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629646A (en) * | 2013-12-03 | 2014-03-12 | 匡正芳 | LED (Light Emitting Diode) lamp with heat-conduction plastic heat radiator |
| CN104006315A (en) * | 2014-03-27 | 2014-08-27 | 黄炳浩 | LED lamp bulb with screw base |
| CN109899723A (en) * | 2019-03-21 | 2019-06-18 | 苏州源泽光电科技集团有限公司 | A kind of ceramic heat-dissipating LED downlight |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Zhang Jian Xi Lu, Dafeng Industrial Park, Dafeng City, Jiangsu province 224100 Changzhou high tech Zone No. 121 Jiangsu Light Industry Co., Ltd. Forbes Patentee after: Kuang Zhengfang Address before: 223700, Jiangsu C-5 Light Industry Co., Ltd., Siyang Road, No. 36, Shenzhen Road, East Industrial District, Suqian, Jiangsu Patentee before: Kuang Zhengfang |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20160917 |