CN203686903U - LED lamp - Google Patents
LED lamp Download PDFInfo
- Publication number
- CN203686903U CN203686903U CN201420048367.6U CN201420048367U CN203686903U CN 203686903 U CN203686903 U CN 203686903U CN 201420048367 U CN201420048367 U CN 201420048367U CN 203686903 U CN203686903 U CN 203686903U
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- China
- Prior art keywords
- main part
- led lamp
- support portion
- light source
- heat abstractor
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- Expired - Fee Related
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED lamp. The LED lamp comprises an LED light source, a light source board and a cooling device, wherein the light source board is provided with the LED light source, the cooling device comprises a main part and a supporting part, the supporting part extends out of the main part and is parallel to the light source board, the main part is a hollow column, and the light source board is fixed on the supporting part of the cooling device.
Description
[technical field]
The utility model relates to a kind of lighting device, especially refers to a kind of LED lamp.
[background technology]
Current LED light source (as bulb lamp, MR16, GU10 etc.), due to features such as its light efficiency is high, life-span length, energy-conserving and environment-protective, is at home and abroad all widely used.But LED light source is converted to heat by most of electric energy in converting electrical energy into luminous energy, the quality of heat dispersion directly affects luminous flux, light efficiency and life-span.LED bulb lamp conventionally adopts outer layer plastic aspect heat radiation on the market at present, and the structure of inner layer metal is dispelled the heat.Wherein LED light source is installed on light source board, and light source board is fixed on aluminium base, aluminium base by screw locking, be installed on heat abstractor, thereby the heat of LED light source conducts to heat abstractor by aluminium base, then conducts to shell by heat abstractor.But such complicated structure, installs inconvenience, be unfavorable for saving cost and simplify processing procedure.
Therefore,, in order to overcome above-mentioned defect, be necessary to provide a kind of improved LED lamp.
[utility model content]
The purpose of this utility model is to provide a kind of LED lamp.
To achieve these goals, the utility model adopts following technical scheme: a kind of LED lamp, comprise light source board and the heat abstractor of LED light source, installation LED light source, described heat abstractor comprises that main part, autonomous body extend and the support portion parallel with light source board, described main part is the cylinder of hollow, and described light source board is fixed on the support portion of described heat abstractor.
Preferably, main part and the support portion of described heat abstractor are one-body molded, and described support portion extends outward from the relative top, both sides of described main part.
Preferably, the outer surface of the position that described main part is corresponding with described support portion is plane, and the outer surface of other parts of described main part is cambered surface.
Preferably, described heat abstractor comprises point body formed Part I and a Part II, Part I comprises half main part and from half extended first support portion of main part, Part II comprises the 2nd half main part and from the 2nd half extended the second support portion of main part, the described the 1st half main part and the 2nd half main part form described main part, and described first, second support portion extends internally out near the end of described light source board from two described half main parts respectively.
Preferably, each support portion of described heat abstractor has respectively a screw, described light source board by screw locking in described support portion.
Preferably, described LED lamp also comprises drive unit, and described drive unit is installed on described heat sink interior.
Preferably, described LED lamp also comprises optical mask, and the thickness of described optical mask is by centre attenuation gradually to two ends.
Preferably, described LED lamp also comprises optical mask, and described optical mask comprises a point body formed upper and lower, the reflectivity difference to light of upper and lower.
Preferably, described upper and lower is by pasting or the mode of ultra-sonic welded connects.
Compared to prior art, the utility model LED lamp has following advantage: simple in structure, easy for installation.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the first embodiment of the utility model LED lamp.
Fig. 2 is the cutaway view of the first embodiment of the utility model LED lamp.
Fig. 3 is the three-dimensional exploded view of the second embodiment of the utility model LED lamp.
Fig. 4 is the cutaway view of the second embodiment of the utility model LED lamp.
Fig. 5 is that the utility model LED light fixture has a point three-dimensional exploded view for body formed optical mask.
[specific embodiment]
Please refer to shown in Fig. 1 to Fig. 2, a kind of LED lamp 1 of the utility model the first preferred embodiment, comprise light source board 11 and the heat abstractor 12 of LED light source 10, installation LED light source 10, heat abstractor 12 comprises that main part 120, autonomous body 120 extend and the support portion 121 parallel with light source board 11.The cylinder that main part 120 is hollow, light source board 11 is fixed on the support portion 121 of heat abstractor 12.Heat abstractor 12 of the present utility model has the support portion 121 being connected with main part 120, and like this, light source board 11 can directly be installed on heat abstractor 12, does not need that substrate is additionally set again light source board 11 is installed.Like this, LED lamp 1 is simple in structure, easy for installation.In the utility model, indication parallel is roughly parallel, is not strict parallel, as long as support portion 121 is roughly parallel to light source board 11, and light source board 11 can be installed on support portion 121 easily.
LED lamp 1 also comprises drive unit 14, and drive unit 14 is installed on heat abstractor 12 inside.In the present embodiment, the main part 120 of heat abstractor 12 has locating slot 1201, and the both sides of the printed circuit board (PCB) 141 of drive unit 14 have outstanding location wing 142.Location wing 142 inserts in the locating slot 1201 of heat abstractor 12, thereby drive unit 14 is located and be fixed in heat abstractor 12.
In the present embodiment, main part 120 and the support portion 121 of heat abstractor 12 are one-body molded, the relative top, both sides of autonomous body 120, support portion 121 extends outward, and the outer surface of the position that main part 120 is corresponding with support portion 121 is plane, and the outer surface of other parts of main part 120 is cambered surface.The autonomous body 120 in support portion 121 stretches out, and makes support portion 121 can not block the hollow space on main part 120 tops, and the drive unit 14 of LED lamp 1 can be installed on heat abstractor 12 inside easily like this.The surface that main part 120 is corresponding with support portion 121 is the surface that is positioned at 121 belows, support portion in the outer surface of main part 120.This part is set to plane, can facilitate the moulding of support portion 121.Simultaneously, because the top, both sides of support portion 121 autonomous bodies 120 stretches out, support portion 121 can occupy the wider space of width than main part 120 corresponding parts, and in the time that LED lamp 1 also has insulation crust, due to the needs of heat radiation, therefore the outer surface of heat abstractor 12 will be as much as possible against insulation crust,, the outer surface of heat abstractor 12 is set to the structure that cambered surface and plane combine, and can save the shared space of heat abstractor 12.
Each support portion 121 of heat abstractor 12 has respectively a screw 123.Light source board 11 is locked in support portion 121 by screw 13.In other embodiment, light source board 11 also can be fixed on support portion 121 by other means.
LED lamp 1 also comprises optical mask 15, and the thickness of optical mask 15 is by centre attenuation gradually to two ends.As shown in Figure 2, LED lamp 1 in the present embodiment is bulb lamp, the cell-shell that optical mask 15 is bulb lamp, optical mask 15 thick middle, the thin structure in two ends, can make optical mask 15 by more light upwards reflection downwards, such optical mask 15 can be realized the wide-angle luminous intensity distribution of LED lamp 1.
In the present embodiment, LED lamp 1 also comprises insulation crust 16, and insulation crust 16 is positioned at the outside of heat abstractor 12, and the arch section of the outer surface of heat abstractor 12 is against insulation crust 16, and the heat on heat abstractor 12 can better conduct to insulation crust 16 like this.Insulation crust 16 also has installation portion 161, and installation portion 161 extends internally from the inner surface of insulation crust 16, and forms the wedge structure of a hollow with the inner surface of insulation crust 16.Installation portion 161 comprises the sidewall 1610 coordinating with the plane of heat abstractor 12, the connecting wall 1611 that is connected sidewall 161 and insulation crust 16 inner surfaces.Connecting wall 1611 has screw (not label), and screw 13 passes support portion 121 and the linking arm 161 of light source board 11, heat abstractor 12, thereby light source board 11, heat abstractor 12 are fixed as one with insulation crust 16.
Please refer to shown in Fig. 3 to Fig. 4, a kind of LED lamp 2 of the utility model the second preferred embodiment, comprise light source board 21 and the heat abstractor 22 of LED light source 20, installation LED light source 20, heat abstractor 22 comprises that main part 220, autonomous body 220 extend and the support portion 221 parallel with light source board 21.The cylinder that main part 220 is hollow, light source board 21 is fixed on the support portion 221 of heat abstractor 22.Heat abstractor 22 of the present utility model has the support portion 221 being connected with main part 220, and like this, light source board 21 can directly be installed on heat abstractor 22, does not need that substrate is additionally set again light source board 21 is installed.Like this, LED lamp 2 is simple in structure, easy for installation.
In the present embodiment, heat abstractor 22 comprises point body formed Part I 223 and Part II 224, Part I 223 comprises half main part 2201 and from half extended first support portion 2211 of main part, and Part II 224 comprises the 2nd half main part 2202 and from the 2nd half extended the second support portion 2212 of main part 2202.The one half main part 2201 and the 2nd half main part 2202 form main part 220, and first, second support portion 2211,2212 extends internally out near the end of light source board 21 from two half main parts 2201,2202 respectively.In the present embodiment, support portion 221 respectively autonomous body 220 extends internally, make support portion 221 can additionally not take the space outside heat abstractor 22, what the area of support portion 221 can do like this is larger, make light source board 21 larger with the contact area of support portion 221, thereby the heat on light source board 21 can better be conducted.On the other hand, because extending internally, support portion 221 can block the hollow space at main part 220 tops, therefore heat abstractor 22 is set to point body formed Part I 223 and Part II 224, like this, can first drive unit 24 be installed on to heat abstractor 22 assembles the Part I of heat abstractor 22 223 with Part II 224 after interior mutually.
Each support portion 2211,2212 of heat abstractor 22 has respectively a screw 225, and light source board 21 is locked in support portion 221 by screw 23.In other embodiment, light source board 21 also can be fixed on support portion 221 by other means.
In the present embodiment, LED lamp 2 also comprises insulation crust 26, and insulation crust 26 is positioned at the outside of heat abstractor 22, and the outer surface of heat abstractor 22 is against insulation crust 26, and the heat on heat abstractor 22 can better conduct to insulation crust 26 like this.
In other embodiment, optical mask can be the uniform face shield of thickness, also can, as shown in Figure 5, comprise point body formed top 351 and bottom 352, then top 351 and bottom 352 are set to have different light reflectances.Conventionally the reflectivity on top 351 is set to highlyer, and the reflectivity of bottom 352 is set to lower, and like this, as shown in Figure 5, light upwards is more reflected backward lower outgoing, thereby realizes wide-angle luminous intensity distribution.Top 351 and bottom 352 are by pasting or the mode of ultra-sonic welded is connected.Increase the method for reflectivity, for example, 351 surfaces, the top of optical mask 35 shone to line or chemical attack, be coated with reflecting layer etc. on 351 surfaces, top.
Should be noted that, embodiment of the present utility model has preferably implementation, and not the utility model is done to any type of restriction, any person skilled in art of being familiar with may utilize the technology contents of above-mentioned announcement to change or be modified to the effective embodiment being equal to, in every case do not depart from the content of technical solutions of the utility model, any modification or equivalent variations and the modification above embodiment done according to technical spirit of the present utility model, all still belong in the scope of technical solutions of the utility model.
Claims (9)
1. a LED lamp, comprise light source board and the heat abstractor of LED light source, installation LED light source, it is characterized in that: described heat abstractor comprises that main part, autonomous body extend and the support portion parallel with light source board, described main part is the cylinder of hollow, and described light source board is fixed on the support portion of described heat abstractor.
2. LED lamp as claimed in claim 1, is characterized in that: main part and the support portion of described heat abstractor are one-body molded, and described support portion extends outward from the relative top, both sides of described main part.
3. LED lamp as claimed in claim 2, is characterized in that: the outer surface of the position that described main part is corresponding with described support portion is plane, and the outer surface of other parts of described main part is cambered surface.
4. LED lamp as claimed in claim 1, it is characterized in that: described heat abstractor comprises point body formed Part I and a Part II, Part I comprises half main part and from half extended first support portion of main part, Part II comprises the 2nd half main part and from the 2nd half extended the second support portion of main part, the described the 1st half main part and the 2nd half main part form described main part, and described first, second support portion extends internally out near the end of described light source board from two described half main parts respectively.
5. LED lamp as claimed in claim 4, is characterized in that: each support portion of described heat abstractor has respectively a screw, described light source board by screw locking in described support portion.
6. LED lamp as claimed in claim 1, is characterized in that: described LED lamp also comprises drive unit, and described drive unit is installed on described heat sink interior.
7. LED lamp as claimed in claim 1, is characterized in that: described LED lamp also comprises optical mask, and the thickness of described optical mask is by centre attenuation gradually to two ends.
8. LED lamp as claimed in claim 1, is characterized in that: described LED lamp also comprises optical mask, and described optical mask comprises a point body formed upper and lower, the reflectivity difference to light of upper and lower.
9. LED lamp as claimed in claim 8, is characterized in that: described upper and lower is by pasting or the mode of ultra-sonic welded connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048367.6U CN203686903U (en) | 2014-01-25 | 2014-01-25 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048367.6U CN203686903U (en) | 2014-01-25 | 2014-01-25 | LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203686903U true CN203686903U (en) | 2014-07-02 |
Family
ID=51008793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420048367.6U Expired - Fee Related CN203686903U (en) | 2014-01-25 | 2014-01-25 | LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203686903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296086A (en) * | 2014-11-06 | 2015-01-21 | 欧普照明股份有限公司 | LED lamp and heat radiator |
| CN106287323A (en) * | 2015-05-18 | 2017-01-04 | 东贝光电科技股份有限公司 | Axisymmetric light-emitting LED bulb lamp |
-
2014
- 2014-01-25 CN CN201420048367.6U patent/CN203686903U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296086A (en) * | 2014-11-06 | 2015-01-21 | 欧普照明股份有限公司 | LED lamp and heat radiator |
| CN106287323A (en) * | 2015-05-18 | 2017-01-04 | 东贝光电科技股份有限公司 | Axisymmetric light-emitting LED bulb lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20220125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |