CN203549510U - LED tube lamp - Google Patents
LED tube lamp Download PDFInfo
- Publication number
- CN203549510U CN203549510U CN201320743936.4U CN201320743936U CN203549510U CN 203549510 U CN203549510 U CN 203549510U CN 201320743936 U CN201320743936 U CN 201320743936U CN 203549510 U CN203549510 U CN 203549510U
- Authority
- CN
- China
- Prior art keywords
- radiator
- down lamp
- led down
- heat radiation
- radiation cavity
- Prior art date
- 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.)
- Expired - Fee Related
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to an LED tube lamp. The LED tube lamp comprises an outer ring, the outer ring is provided with a radiator extending into the outer ring, the lower end of the radiator is provided with a heat dissipating concave cavity exposed outward, the top wall of the heat dissipating concave cavity is provided with an LED lamp body, the heat dissipating concave cavity is internally provided with a light reflection cup, and the front end of the light reflection cup is provided with a light-permeable sheet. The LED tube lamp is characterized in that the radiator is provided with a plurality of heat dissipating channels extending from the upper end face of the radiator to be communicated with the heat dissipating concave cavity. The LED tube lamp is simple in structure, capable of dissipating heat through the heat dissipating channels and high in heat dissipating performance.
Description
[technical field]
The utility model relates to a kind of LED days Down lamp.
[background technology]
LED Down lamp is generally to embed to be arranged on building decoration inside, and its light is softer, even, is widely used in the room lightings such as market, office, factory.It adopts LED lamp as light source, and heat dispersion becomes the key factor that affects its service life.Existing LED Ceiling light is all to dispel the heat by radiator, and its radiator is that the fin by sheet dispels the heat, and cannot form heat loss through convection, and its radiating effect is limited.
[utility model content]
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of simple in structure, the LED Down lamp of good heat dissipation effect.
In order to address the above problem, the utility model by the following technical solutions:
A kind of LED Down lamp, comprise outer shroud, described outer shroud is provided with the radiator stretching in described outer shroud, described radiator lower end is provided with the heat radiation cavity exposing, the roof of described heat radiation cavity is provided with LED lamp, in described heat radiation cavity, be provided with reflector, described reflector front end is provided with light transmission piece, it is characterized in that: described radiator be provided with many from it end face extend to the heat dissipation channel communicating with described heat radiation cavity.
A kind of LED Down lamp as above, it is characterized in that: the madial wall of described heat radiation cavity is provided with many radiating grooves, described radiating groove one end communicates one by one with described heat dissipation channel, the other end extends to described radiator lower surface, described radiating groove is provided with the fixing interior ring of described light transmission piece, and described interior ring and described radiating groove are surrounded by a plurality of lower ends louvre.
A kind of LED Down lamp as above, is characterized in that: outside the lower end of described radiator, be arranged with middle ring, the lower surface of described middle ring is concordant with described outer shroud lower surface.
A kind of LED Down lamp as above, is characterized in that: a plurality of described heat dissipation channels are distributed on same circumference.
A kind of LED Down lamp as above, is characterized in that: described light transmission piece is lens.
A kind of LED Down lamp as above, is characterized in that: described reflector is taper.
The beneficial effects of the utility model have: on the upper surface of radiator, be provided with heat dissipation channel, hot-fluid can flow out by heat dissipation channel in heat radiation cavity, forms heat loss through convection air-flow, has improved heat dispersion; A plurality of lower ends louvre that has interior ring and radiating groove to surround in radiator lower surface, the hot-fluid of the chamber cavity that dispels the heat like this can also flow out in the louvre of lower end, and the upper and lower end face of radiator all has convective heat flow to flow out like this, has further improved its heat dispersion.
[accompanying drawing explanation]
Fig. 1 is stereogram of the present utility model;
Fig. 2 is main cutaway view of the present utility model;
Fig. 3 is front view of the present utility model;
Fig. 4 is rearview of the present utility model;
Fig. 5 is explosive view of the present utility model;
Fig. 6 is parts stereogram of the present utility model.
[specific embodiment]
Below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail:
As shown in Figures 1 to 6, a kind of LED Down lamp, comprises outer shroud 1, and outer shroud 1 is provided with the radiator 2 stretching in outer shroud 1, and radiator 2 both sides are fixed by screws in outer shroud 1.Radiator 2 lower ends are provided with the heat radiation cavity 21 exposing, and heat radiation cavity 21 is at an end opening of radiator 2.The roof 22 of heat radiation cavity 21 is provided with LED lamp 3, and heat is mainly created in roof 22, in heat radiation cavity 21, is provided with reflector 4, and reflector 4 is taper.Reflector 4 front ends are provided with light transmission piece 6, and light transmission piece 6 is lens.Radiator 2 be provided with many from it end face extend to the heat dissipation channel 23 communicating with the cavity 21 that dispels the heat, a plurality of heat dissipation channels 23 are distributed on same circumference, heat can flow out by heat dissipation channel 23 convection current, improves thermal diffusivity.The madial wall of heat radiation cavity 21 is provided with many radiating grooves 24, radiating groove 24 one end communicate one by one with heat dissipation channel 23, the other end extends to radiator 2 lower surfaces, radiating groove 24 is provided with the fixing interior ring 5 of light transmission piece 6, interior ring 5 is surrounded by a plurality of lower ends louvre 25 with radiating groove 24, and heat can also flow out from lower end louvre 25, and whole like this lamp body upper surface and lower surface have and can dispel the heat, heat in heat radiation cavity 21 is discharged, greatly improved heat dispersion.Interior ring 5 is threaded connection in the outer wall of radiating groove 24 and is threaded connection, and interior ring 5 upwards holds out against light transmission piece 6, reflector 4 in top successively, and the big opening end top of reflector 4 is pressed on the circuit board of LED lamp 3.Outside the lower end of radiator 2, be arranged with middle ring 7, the lower surface of middle ring 7 is basic concordant with outer shroud 1 lower surface, by middle ring 7, be enclosed within outside the lower end of radiator 2 like this, interior ring 5 is enclosed within radiator 2 lower ends, the corner angle of whole like this radiator 2 lower surfaces be can't see substantially, make lamp body more elegant in appearance, outer shroud 1, middle ring 7, interior ring 5 lower surfaces are substantially concordant.
Claims (6)
1. a LED Down lamp, comprise outer shroud (1), described outer shroud (1) is provided with the radiator (2) stretching in described outer shroud (1), described radiator (2) lower end is provided with the heat radiation cavity (21) exposing, the roof (22) of described heat radiation cavity (21) is provided with LED lamp (3), in described heat radiation cavity (21), be provided with reflector (4), described reflector (4) front end is provided with light transmission piece (6), it is characterized in that: described radiator (2) be provided with many from it end face extend to the heat dissipation channel (23) communicating with described heat radiation cavity (21).
2. a kind of LED Down lamp according to claim 1, it is characterized in that: the madial wall of described heat radiation cavity (21) is provided with many radiating grooves (24), described radiating groove (24) one end communicates one by one with described heat dissipation channel (23), the other end extends to described radiator (2) lower surface, described radiating groove (24) is provided with the fixing interior ring (5) of described light transmission piece (6), and described interior ring (5) is surrounded by a plurality of lower ends louvres (25) with described radiating groove (24).
3. a kind of LED Down lamp according to claim 1, is characterized in that: outside the lower end of described radiator (2), be arranged with middle ring (7), the lower surface of described middle ring (7) is concordant with described outer shroud (1) lower surface.
4. a kind of LED Down lamp according to claim 1, is characterized in that: a plurality of described heat dissipation channels (23) are distributed on same circumference.
5. a kind of LED Down lamp according to claim 1, is characterized in that: described light transmission piece (6) is lens.
6. a kind of LED Down lamp according to claim 1, is characterized in that: described reflector (4) is taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320743936.4U CN203549510U (en) | 2013-11-22 | 2013-11-22 | LED tube lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320743936.4U CN203549510U (en) | 2013-11-22 | 2013-11-22 | LED tube lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203549510U true CN203549510U (en) | 2014-04-16 |
Family
ID=50467621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320743936.4U Expired - Fee Related CN203549510U (en) | 2013-11-22 | 2013-11-22 | LED tube lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203549510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299540A (en) * | 2015-11-05 | 2016-02-03 | 广州百年光电技术开发有限公司 | Self-exciting type loop heat pipe sunflower heat dissipation module and large-power LED tube light |
-
2013
- 2013-11-22 CN CN201320743936.4U patent/CN203549510U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299540A (en) * | 2015-11-05 | 2016-02-03 | 广州百年光电技术开发有限公司 | Self-exciting type loop heat pipe sunflower heat dissipation module and large-power LED tube light |
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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 | ||
| CP03 | Change of name, title or address |
Address after: Huayuan road 528400 in Guangdong province Zhongshan City Xiaolan Town, No. 20 Patentee after: GUANGDONG OML TECHNOLOGY CO., LTD. Address before: Longshan Industrial Park in Guangdong Province, Zhongshan City Xiaolan Town, 528400 Patentee before: Zhongshan Ouman Technology Lighting Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20181122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |