CN203892961U - LED bulb with multiple heat dissipation bodies - Google Patents
LED bulb with multiple heat dissipation bodies Download PDFInfo
- Publication number
- CN203892961U CN203892961U CN201420353371.3U CN201420353371U CN203892961U CN 203892961 U CN203892961 U CN 203892961U CN 201420353371 U CN201420353371 U CN 201420353371U CN 203892961 U CN203892961 U CN 203892961U
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- CN
- China
- Prior art keywords
- radiator
- cylinder
- heat radiation
- truncated cone
- driving power
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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- Withdrawn - After Issue
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- 230000017525 heat dissipation Effects 0.000 title description 2
- 230000005855 radiation Effects 0.000 claims abstract description 32
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 28
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000004411 aluminium Substances 0.000 claims description 25
- 238000010030 laminating Methods 0.000 claims description 16
- 239000007769 metal material Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 abstract description 2
- 238000005065 mining Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 description 3
- 235000009967 Erodium cicutarium Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a lamp, and discloses a multi-radiator LED bulb, which comprises a lamp holder, a driving power supply, a luminous body, a radiator and a lampshade, wherein the driving power supply is arranged in the lamp holder and comprises a screw part, a head cover body with a lower opening and a driving power supply box; the radiator consists of an outer radiating body, an inner radiating body and a radiating column body, wherein the main bodies of the inner radiating body and the outer radiating body are truncated cone-shaped cylinders, and a plurality of radiating blades are distributed on the truncated cone-shaped cylinders; the heat radiators are combined into a whole, a through air channel is arranged between the inner heat radiation body and the outer heat radiation body, and each heat radiator is directly attached and connected with the aluminum substrate, so that quick heat conduction and heat radiation are realized, the service life of the LED is ensured, and the LED heat radiator is particularly suitable for track lamps, industrial and mining lamps, street lamps and the like of high-power LEDs.
Description
Technical field
The utility model relates to a kind of light fixture, especially a kind of LED bulb.
Background technology
At present, bulb taking LED as light source is called LED bulb, LED bulb comprises lamp holder, driving power, aluminium base, LED chip, radiator and lampshade, driving power is arranged in lamp holder, the lower end of lamp holder is connected with radiator upper end, radiator rear surface arranges aluminium base, is welded with multiple LED chips on aluminium base, and radiator lower end is connected with lampshade; Described radiator mainly uses heronsbill shape car aluminum component or fin type die casting, and the heat dispersion of these radiators is poor, has affected the service life of LED chip, and monnolithic case is not attractive in appearance.In addition, in order to pursue lamp body good looking appearance, on radiator outer surface, install a plastic shell with louvre additional, stopped that on the contrary hot-air flows, and causes radiator heat-dissipation deleterious.Existing problems are: the heat dispersion of radiator is poor, are not especially suitable for great power LED, and profile is not attractive in appearance.
Summary of the invention
The purpose of this utility model is: a kind of LED bulb of many radiators is provided, and it is good that it has heat dispersion, and be suitable for the feature of great power LED, and easy to assembly.
The utility model is achieved in that a kind of LED bulb of many radiators, comprise lamp holder, driving power, illuminator, radiator and lampshade, described lamp holder comprises bonnet body and the driving power box of screw socket portion, under shed, driving power is arranged in driving power box, driving power box is arranged in the cavity of bonnet body, bonnet body is connected with the top of radiator, and radiator coordinates with illuminator; Its special character is: described radiator is made up of outer radiator, interior radiator and heat radiation cylinder; Described outer radiator comprise top board, bottomless drum shape seat and top board is set and bottomless drum shape seat between truncated cone-shaped cylinder, on truncated cone-shaped cylinder, have some blades of arranging along bus rule, between adjacent two blades, have louvre, blade surface is shaped as curved surface;
Described outer radiator is made by metal material is one-body molded;
Described interior radiator comprises the truncated cone-shaped heat-dissipating cylinder of under shed and is positioned at the Circular Plate of lower open end on truncated cone-shaped heat-dissipating cylinder, have some blades of arranging along bus rule, between adjacent two blades, has louvre;
Described interior radiator is to make by metal material is one-body molded;
On described heat radiation cylinder, have wiring hole vertically, wiring hole connects cylinder;
Described interior radiator is to make by metal material is one-body molded;
Described illuminator comprises an aluminium base and is arranged in several the LED chip on aluminium base lower surface; Upwards there is downward flange in the week of described aluminium base, and described flange is provided with breach;
Described interior radiator is arranged in the cavity of outer radiator, the upper bottom surface of the truncated cone-shaped heat-dissipating cylinder of interior radiator and the laminating of the top board basal surface of outer radiator, the inwall laminating of the bottomless drum shape seat of the periphery of the Circular Plate of interior radiator and outer radiator; Described heat radiation cylinder is arranged in the cavity of interior radiator, and the upper bottom surface of the heat radiation upper end of cylinder and the truncated cone-shaped heat-dissipating cylinder of interior radiator is connected, the aluminium base upper surface of illuminator and the laminating of the Circular Plate of interior radiator, and be connected with the lower end of thermal column; The inwall laminating of the bottomless drum shape seat of the flange of described aluminium base and outer radiator.
Multiple location deck is set on the upper surface of described lampshade and falls level, described location deck is provided with projection, the flange lower end laminating of the upper surface of lampshade and aluminium base, location deck inserts in the breach of aluminium base flange, and the projection on the deck of location coordinates stop bit with the bottomless drum shape seat locating groove of outer radiator; The lower surface of the bottomless drum shape seat of described outer radiator with fall level laminating.
On the top board of described outer radiator, be provided with spliced eye, heat radiation apical pore and power line hole; The bonnet body surface of described lamp holder is provided with in the flat hole of heat radiation, under shed and is provided with elastic clasp; Spliced eye passes in the bar portion of described elastic clasp, the inner surface snapping of hook portion and top board, and the stop bit groove of bar portion coordinates with top board;
Two of described elastic clasps are one group, the opposite direction of the hook portion of two elastic clasps.
On described heat radiation cylinder, have around cylinder and along the radiating fin of axis.
The LED bulb of a kind of many radiators of the utility model, owing to adopting such structure, radiator is made up of outer radiator, interior radiator and thermal column, and multiple radiator stack combinations are in aggregates, each radiator is all directly fitted and connected with aluminium base, realizes effectively heat conduction; And between interior radiator and outer heat radiation, there is the staggered air duct connecting to be beneficial to hot-air circulation, blade shape construction on inside and outside radiator combines the optimum air type of flow, make blade surface maximize and contact with air, distribute heat rapidly, ensure LED service life, be specially adapted to powerful track lamp, Down lamp, bulkhead lamp capable, street lamp etc., the blade rule of outer radiator arrange form lamp body overall appearance.Meanwhile, lamp holder adopts inserting mode to be connected with radiator, and lampshade adopts buckle mode to be connected with radiator, makes assembling quick, maintenance convenient disassembly.
Brief description of the drawings
Fig. 1 is stereogram of the present utility model.
Fig. 2 is three-dimensional exploded view of the present utility model.
Fig. 3 is cutaway view of the present utility model.
Fig. 4 is the top view of the outer radiator of the utility model.
Fig. 5 is the stereogram of radiator in the utility model.
Fig. 6 is the stereogram of the utility model thermal column.
Fig. 7 is the stereogram of the utility model illuminator.
Fig. 8 is the stereogram of the utility model lamp holder.
Fig. 9 is the stereogram of the utility model lampshade.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1 and Figure 2, a kind of LED bulb of many radiators, comprise lamp holder 1, driving power (not shown), illuminator 2, radiator 3 and lampshade 4, described lamp holder 1 comprises bonnet body 12 and the driving power box 13 of screw socket portion 11, under shed, driving power is arranged in driving power box 13, screw socket portion 11 is provided with circuit with driving power and is connected, driving power box 13 is arranged in the cavity of bonnet body 12, bonnet body 12 is connected with the top of radiator 4, and radiator 3 coordinates with illuminator 2.
As shown in Figure 2, Figure 3 and Figure 4, described radiator 3 is made up of outer radiator 31, interior radiator 32 and heat radiation cylinder 33; Described outer radiator 31 is made by metal material is one-body molded, described outer radiator 31 comprise top board 311, bottomless drum shape seat 312 and top board 311 is set and bottomless drum shape seat 312 between truncated cone-shaped cylinder 313, on truncated cone-shaped cylinder 313, there are some blades of arranging along bus rule 3131, between adjacent two blades, there is louvre 3132, blade 313 surface configurations are curved surface, and hot-air flows out outwards heat radiation from louvre 3132.
As shown in Figure 5, described interior radiator 32 comprises the truncated cone-shaped heat-dissipating cylinder 321 of under shed and is positioned at the Circular Plate 322 of lower open end, on truncated cone-shaped heat-dissipating cylinder 321, have some blades of arranging along bus rule 3211, between adjacent two blades, have louvre, truncated cone-shaped 321 upper bottom surfaces that dispel the heat have power line hole; Described interior radiator 32 is to make by metal material is one-body molded.
As shown in Fig. 3, Fig. 6, on described heat radiation cylinder 33, there is wiring hole 331 vertically, wiring hole 331 connects cylinder 33, places power line in wiring hole; The power line hole of the power line hole of the top board 311 of output electric wire box 13, outer radiator at the bottom of power supply of driving power, the truncated cone-shaped of interior radiator heat radiation 321, the wiring hole 331 of heat radiation cylinder 33 are connected with illuminator; Described heat radiation cylinder 33 is processed into by shape.
As shown in Figure 7, described illuminator 2 comprises a circular aluminum substrate 21 and is welded on several high-power LED chips 22 on aluminium base lower surface; Upwards there is downward flange 211 in the week of described aluminium base 21, and described flange 211 is provided with breach 212.
As shown in Figure 2 and Figure 3, interior radiator 32 is arranged in the cavity of outer radiator 31, the upper bottom surface of truncated cone-shaped heat-dissipating cylinder 321 of interior radiator and the 311 basal surface laminatings of the top board of outer radiator, the inwall laminating of the periphery of the Circular Plate 322 of interior radiator and the bottomless drum shape seat 312 of outer radiator, heat radiation cylinder 33 is arranged in the cavity of interior radiator 32, the upper bottom surface of the heat radiation upper end of cylinder 33 and the truncated cone-shaped heat-dissipating cylinder 321 of interior radiator is connected, and the wiring hole 331 of heat radiation cylinder 33 is communicated with the power hole contraposition of truncated cone-shaped heat-dissipating cylinder 321 upper bottom surfaces; Aluminium base 21 upper surfaces of illuminator 2 and the Circular Plate 322 of interior radiator are fitted, and are connected with the lower end of thermal column 33; The flange 211 of aluminium base is fitted with the inwall of the bottomless drum shape seat 312 of outer radiator.
As shown in Fig. 2, Fig. 3 and Fig. 9, multiple location deck 41 is set on the upper surface of described lampshade 4 and falls level 42, described location deck 41 is provided with projection 411, the lower end laminating of the flange 31 of the upper surface of lampshade 4 and described aluminium base 21, location deck 41 inserts in the breach 212 of aluminium base flange, and the projection 411 on the deck of location coordinates stop bit with bottomless drum shape seat 312 locating grooves 3121 of outer radiator; The lower surface of the bottomless drum shape seat 312 of described outer radiator 31 with fall level 42 laminating.
As shown in Fig. 3, Fig. 4 and Fig. 8, on the top board 311 of described outer radiator 31, be provided with spliced eye 3111, heat radiation apical pore 3112 and power line hole; Bonnet body 12 upper surfaces of described lamp holder are provided with in the flat hole 121 of heat radiation, under shed and are provided with elastic clasp 122, the bar portion of described elastic clasp 122 is through spliced eye 3111, the inner surface snapping of hook portion and top board 311, the stop bit groove of bar portion coordinates with top board 311, lamp holder 1 passes through elastic clasp 122 support and connection with radiator 3, between lamp holder 1 and outer radiator 31, keep certain gap, hot-air can be flowed out from the heat radiation apical pore 3112 of top board.
When high-power LED bulb work, illuminator 2 produces a large amount of heats, conduct to radiator 3 through aluminium base 21, radiator 3 is made up of multiple radiators, comprises outer radiator 31, interior radiator 32 and thermal column 33, and the design of radiator combines the optimum air type of flow, make the blade surface of radiator 3 maximize and contact with air, distribute heat, has ensured the great power LED life-span rapidly, can realize and manufacture bulkhead lamp capable, street lamp etc. high-power, high brightness; Meanwhile, blade 3131 rules of outer radiator 31 are arranged and are formed the lamp body of overall appearance, reduce the plastic cement lamp body that uses poor radiation.
As further improvement: as shown in Figure 6, thermal column 33 arranges the radiating fin 332 of arranging around cylinder and along axis; Cylinder 33 and radiating fin 332 combinations have increased area of dissipation, have improved radiating rate, more adapt to the heat radiation requirement of great power LED.
Above-described is only preferential embodiment of the present utility model.It should be pointed out that for the person of ordinary skill of the art, in the situation that not departing from the utility model principle, can also make some improvement and modification, this is also considered as protection domain of the present utility model.
Claims (4)
1. the LED bulb of radiator more than a kind, comprise lamp holder, driving power, illuminator, radiator and lampshade, described lamp holder comprises bonnet body and the driving power box of screw socket portion, under shed, driving power is arranged in driving power box, driving power box is arranged in the cavity of bonnet body, bonnet body is connected with the top of radiator, and radiator coordinates with illuminator; Its special character is: described radiator is made up of outer radiator, interior radiator and heat radiation cylinder; Described outer radiator comprise top board, bottomless drum shape seat and top board is set and bottomless drum shape seat between truncated cone-shaped cylinder, on truncated cone-shaped cylinder, have some blades of arranging along bus rule, between adjacent two blades, have louvre;
Described outer radiator is made by metal material is one-body molded;
Described interior radiator comprises the truncated cone-shaped heat-dissipating cylinder of under shed and is positioned at the Circular Plate of lower open end on truncated cone-shaped heat-dissipating cylinder, have some blades of arranging along bus rule, between adjacent two blades, has louvre;
Described interior radiator is to make by metal material is one-body molded;
On described heat radiation cylinder, have wiring hole vertically, wiring hole connects cylinder;
Described interior radiator is to make by metal material is one-body molded;
Described illuminator comprises an aluminium base and is arranged in several the LED chip on aluminium base lower surface; Upwards there is downward flange in the week of described aluminium base, and described flange is provided with breach;
Described interior radiator is arranged in the cavity of outer radiator, the upper bottom surface of the truncated cone-shaped heat-dissipating cylinder of interior radiator and the laminating of the top board basal surface of outer radiator, the inwall laminating of the bottomless drum shape seat of the periphery of the Circular Plate of interior radiator and outer radiator; Described heat radiation cylinder is arranged in the cavity of interior radiator, and the upper bottom surface of the heat radiation upper end of cylinder and the truncated cone-shaped heat-dissipating cylinder of interior radiator is connected, the aluminium base upper surface of illuminator and the laminating of the Circular Plate of interior radiator, and be connected with the lower end of thermal column; The inwall laminating of the bottomless drum shape seat of the flange of described aluminium base and outer radiator.
2. the LED bulb of a kind of many radiators according to claim 1, is characterized in that: on described heat radiation cylinder, have around cylinder and along the radiating fin of axis.
3. the LED bulb of a kind of many radiators according to claim 1 and 2, it is characterized in that: multiple location deck is set on the upper surface of described lampshade and falls level, described location deck is provided with projection, the flange lower end laminating of the upper surface of lampshade and aluminium base, location deck inserts in the breach of aluminium base flange, and the projection on the deck of location coordinates stop bit with the bottomless drum shape seat locating groove of outer radiator;
The lower surface of the bottomless drum shape seat of described outer radiator with fall level laminating.
4. the LED bulb of a kind of many radiators according to claim 1 and 2, is characterized in that: on the top board of described outer radiator, be provided with spliced eye, heat radiation apical pore and power line hole; The bonnet body surface of described lamp holder is provided with in the flat hole of heat radiation, under shed and is provided with elastic clasp; Spliced eye passes in the bar portion of described elastic clasp, the inner surface snapping of hook portion and top board, and the stop bit groove of bar portion coordinates with top board;
Two of described elastic clasps are one group, the opposite direction of the hook portion of two elastic clasps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420353371.3U CN203892961U (en) | 2014-06-27 | 2014-06-27 | LED bulb with multiple heat dissipation bodies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420353371.3U CN203892961U (en) | 2014-06-27 | 2014-06-27 | LED bulb with multiple heat dissipation bodies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892961U true CN203892961U (en) | 2014-10-22 |
Family
ID=51719364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420353371.3U Withdrawn - After Issue CN203892961U (en) | 2014-06-27 | 2014-06-27 | LED bulb with multiple heat dissipation bodies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203892961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100864A (en) * | 2014-06-27 | 2014-10-15 | 黄超 | LED bulb with multiple heat dissipation bodies |
| CN104534310A (en) * | 2014-12-09 | 2015-04-22 | 广东聚科照明股份有限公司 | Light source capable of adjusting color temperature |
-
2014
- 2014-06-27 CN CN201420353371.3U patent/CN203892961U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100864A (en) * | 2014-06-27 | 2014-10-15 | 黄超 | LED bulb with multiple heat dissipation bodies |
| CN104534310A (en) * | 2014-12-09 | 2015-04-22 | 广东聚科照明股份有限公司 | Light source capable of adjusting color temperature |
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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: 20141022 Effective date of abandoning: 20160824 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |