CN201954290U - LED lamp with double-layer heat radiation housing - Google Patents
LED lamp with double-layer heat radiation housing Download PDFInfo
- Publication number
- CN201954290U CN201954290U CN2010206228625U CN201020622862U CN201954290U CN 201954290 U CN201954290 U CN 201954290U CN 2010206228625 U CN2010206228625 U CN 2010206228625U CN 201020622862 U CN201020622862 U CN 201020622862U CN 201954290 U CN201954290 U CN 201954290U
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- Prior art keywords
- shell
- housing
- led lamp
- double
- led
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- 230000005855 radiation Effects 0.000 title abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 29
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 12
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides an LED lamp with a double-layer heat radiation housing, which relates to an LED lamp. The LED lamp settles a technical problem that the prior-art LED lamp can not sufficiently exert the heat radiation function of the housing. The LED lamp with the double-layer heat radiation housing comprises the following components: the housing, and an LED substrate with an LED chip. The LED substrate is provided on the housing. The utility model is characterized in that: the housing is composed of an inner housing and an outer housing; the outer hosing is sleeved outside the inner housing; a bottom surface of the housing clings to the LED substrate; and an air flow channel is provided between the inner housing and the outer housing. According to the utility model, the heat which is emitted from the LED chip is respectively transmitted to the outer housing and the inner housing through the LED substrate for realizing the heat radiation of the double-layer housing of the lamp. The heat radiation function of the housing is sufficiently performed, and the service life of the LED lamp is prolonged thereby further promoting the generalization and development of the large-power LED lamp.
Description
Technical field
The utility model relates to a kind of LED lamp, especially a kind of LED lamp with double-deck radiating shell.
Background technology
LED is not owing to contain numerous advantages such as Toxic matter, environmental protection, photoelectric efficiency height, obtains more and more widely application at lighting field.Along with the development of LED technology, high-power LED lamp grows with each passing day, and high-powered LED lamp is shorter service life because of heat dissipation problem, if can improve the radiating effect of light fixture, can prolong its service life.Show according to the study, about 10 degree of the every reduction of LED Lantern Festival temperature, its life-span will prolong about 1 times.Therefore, how to solve the heat dissipation problem of LED light fixture efficiently, the development of LED light fixture is played crucial effects.And the fin radiator structure is adopted in the heat radiation of existing LED lamp, and fin shape fin volume is big and thick and heavy, and the fin of horizontally set is unfavorable for cross-ventilation, and the radiating effect of housing is not good; If adopt housing and LED substrate to dispel the heat, because of the hidden danger on contacting easily reduces thermal conductance efficient, can not give full play to the heat sinking function of housing between housing and the LED substrate by the mode of connector mediate contacts such as pawl type pin.
Summary of the invention
The purpose of this utility model is to provide a kind of double-deck radiator structure that has in order to solve above-mentioned the deficiencies in the prior art, makes full use of the LED lamp that housing dispels the heat.
In order to achieve the above object, a kind of LED lamp that the utility model is designed with double-deck radiating shell, comprise housing and the LED substrate that is provided with led chip, described LED substrate is located on the housing, it is characterized in that described housing is made up of inner casing and shell, described shell is set in outside the inner casing, and the bottom surface of shell and LED substrate are close to, and are provided with gas channel between described inner casing and the shell.The LED substrate directly contacts with shell surface, improves heat transfer area, is convenient to timely heat radiation; Described housing is double-deck radiator structure, and the centre is provided with gas channel, effectively utilizes the radiating airflow heat radiation; Shell and LED substrate directly are close to, and have saved connectors such as pawl type pin, have avoided because of loose contact or loosening cause the inefficient problem of thermal conductance, and making full use of housing dispels the heat, and promotes the integral heat sink effect of LED lamp, prolongs the service life of LED lamp.
Improve and replenish as the further of said structure, the utility model also comprises any combination of following additional technical feature or these features:
Described shell upper end connects lamp holder by a lamp holder connector, make shell and lamp holder to be connected transitionality good, be convenient to and socket mates, after the gang socket, both be communicated with power supply, play the effect of location again, make things convenient for the use of LED lamp; Described shell is inverted step-like cylinder, connect on the planar annular of cylindrical section and last cylindrical section down and have the air flow inlet that is communicated with gas channel, have air stream outlet on the described lamp holder connector, on shell, be connected, be convenient to installation and removal with other accessories; Gas circulates from the bottom up by setting track in the gas channel, and the LED heat distributes rapider.
Described shell and inner casing are the uncovered cylindrical shell that makes progress, and uncovered structure is convenient to form gas passage, and are convenient to installation and removal.
The bottom surface of described shell and LED substrate are close to, and the upper bottom surface of described shell and the bottom surface of inner casing are close to, and contact area is big and fit tightly, and heat-transfer effect is good.
Described gas channel is the circular passage, is formed between the inwall of the outer wall of inner casing and shell good heat dissipation effect.
One driver is installed in the inner casing by encapsulating.Encapsulating both can position driver, can also be with driver and inner casing insulation.
Be provided with the round plastic tube in the described inner casing, a driver is installed in the described round plastic tube.Reach the effect of location and insulation equally, and convenient disassembly.
Described shell is provided with lampshade, but the light that lampshade softening LED lamp sends; The junction of described shell and LED substrate scribbles heat-conducting medium, and heat-conducting medium can be heat-conducting silicone grease etc., is filled in the slit that both fail to contact, and increases the thermal conductance area, improves heat-transfer effect.
Described inner casing and shell are metal material, and heat transfer rate is fast, thermal conductance efficient height.
Described lamp holder connector is a turbination, and big end is adaptive with the shell upper end, and small end and lamp holder lower end are adaptive, and for assembling is provided convenience, and air stream outlet is arranged on the conical surface, and gas communication is more unobstructed.
A kind of LED lamp that the utility model obtains with double-deck radiating shell, the heat that led chip is distributed dispels the heat via the double Shell that the LED substrate is delivered to shell and inner casing realization light fixture respectively, given full play to the heat sinking function of housing, increase area of dissipation, the while inner casing, the gas channel that forms between shell and the lamp holder connector, good heat dissipation effect, and shell and LED substrate directly are close to, connectors such as pawl type pin have been saved, avoid causing thus the inefficient problem of thermal conductance, thereby improved radiating efficiency, promoted the integral heat sink effect of LED lamp, prolong the service life of LED lamp, thereby further promoted the popularization and the development of high-power LED lamp.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a blast structural representation of the present utility model;
Fig. 3 is another structural representation of the present utility model.
Among the figure: 1-lamp holder, 2-lamp holder connector, 3-encapsulating, 4-LED substrate, 5-LED chip, 6-driver, 7-inner casing, 8-shell, 9-lampshade, 10-plastic barrel, 11-gas channel, 12-air flow inlet, 13-air stream outlet.
The specific embodiment
The utility model will be further described in conjunction with the accompanying drawings below by embodiment.
As shown in Figure 1 and Figure 2, a kind of LED lamp that present embodiment is described with double-deck radiating shell, comprise housing and the LED substrate 4 that is provided with led chip 5, described LED substrate 4 is located on the housing, the described LED substrate 4 outer lampshades 9 that are arranged with, described housing is made up of inner casing 7 that is metal material and shell 8, and shell 8 is set in outside the inner casing 7 and with LED substrate 4 to be close to.Described shell 8 and inner casing 7 are the uncovered cylindrical shell that makes progress, and inner casing 7 closely cooperates by the face of cylinder that contacts between the two on the one hand with shell 8, connect by screw on the other hand to make inner casing 7 bottom surfaces closely contact with the upper bottom surface of shell 8.LED substrate 4 is close to the bottom surface of shell 8 by a kind of heat-conducting medium.Shell 8, inner casing 7 and LED substrate 4 adopt screw or alternate manner to connect, to guarantee that contact is good between the three.Wherein the heat that distributes of led chip 5 is delivered to shell 8 and inner casing 7 via LED substrate 4 respectively with heat, the gas channel heat radiation that utilizes the double Shell of light fixture to form.One driver 6 is installed in the inner casing 7 by encapsulating 3, and described shell 8 upper ends connect lamp holder 1 by a lamp holder connector 2, and described lamp holder connector 2 is a turbination, and big end is adaptive with shell 8 upper ends, and small end and lamp holder 1 lower end are adaptive.Be provided with annular air-flow path 11 between the inwall of the outer wall of inner casing 7 and shell 8, described shell 8 is inverted step-like cylinder, connect on the plane of a loop of cylindrical section and last cylindrical section down and have the air flow inlet 12 that is communicated with gas channel 11, have air stream outlet 13 on the sidewall of described lamp holder connector 2.
As shown in Figure 3, the utility model can also be installed described driver 6 by the mode of putting into a round plastic tube 10.So that driver 6 and external insulation.
Main feature of the present utility model is: described housing is double-deck radiator structure, has increased area of dissipation; The gas channel 11 that forms between inner casing 7, shell 8 and the lamp holder connector 2 has increased the air-flow heat sinking function; Shell 8 directly is close to LED substrate 4, connectors such as pawl type pin have been saved, avoided because of loose contact or the loosening inefficient problem of thermal conductance that causes, making full use of housing dispels the heat, improve heat transfer area, be convenient to timely heat radiation, promote the integral heat sink effect of LED lamp, prolong the service life of LED lamp.
Claims (10)
1. LED lamp with double-deck radiating shell, comprise housing and the LED substrate (4) that is provided with led chip (5), described LED substrate (4) is located on the housing, it is characterized in that described housing is made up of inner casing (7) and shell (8), described shell (8) is set in outside the inner casing (7), the bottom surface of shell (8) and LED substrate (4) are close to, and are provided with gas channel (11) between described inner casing (7) and the shell (8).
2. a kind of LED lamp according to claim 1 with double-deck radiating shell, it is characterized in that described shell (8) upper end connects lamp holder (1) by a lamp holder connector (2), described shell (8) is inverted step-like cylinder, connect on the planar annular of cylindrical section and last cylindrical section down and have the air flow inlet (12) that is communicated with gas channel (11), have air stream outlet (13) on the described lamp holder connector (2).
3. a kind of LED lamp with double-deck radiating shell according to claim 1 and 2 is characterized in that described shell (8) and inner casing (7) are the uncovered cylindrical shell that makes progress.
4. a kind of LED lamp with double-deck radiating shell according to claim 3 is characterized in that the bottom surface of described shell (8) and LED substrate (4) be close to, and the bottom surface of the upper bottom surface of described shell (8) and inner casing (7) is close to.
5. a kind of LED lamp with double-deck radiating shell according to claim 2 is characterized in that described gas channel (11) for the circular passage, is formed between the inwall of the outer wall of inner casing (7) and shell (8).
6. a kind of LED lamp with double-deck radiating shell according to claim 3 is characterized in that a driver (6) is installed in the inner casing (7) by encapsulating (3).
7. a kind of LED lamp with double-deck radiating shell according to claim 3 is characterized in that being provided with in the described inner casing (7) round plastic tube (10), and a driver (6) is installed in the described round plastic tube (10).
8. a kind of LED lamp with double-deck radiating shell according to claim 6 is characterized in that described shell (8) is provided with lampshade (9), and described shell (8) scribbles heat-conducting medium with the junction of LED substrate (4).
9. a kind of LED lamp with double-deck radiating shell according to claim 8 is characterized in that described inner casing (7) and shell (8) are metal material.
10. a kind of LED lamp with double-deck radiating shell according to claim 2 is characterized in that described lamp holder connector (2) is a turbination, and big end is adaptive with shell (8) upper end, and small end and lamp holder (1) lower end is adaptive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206228625U CN201954290U (en) | 2010-11-24 | 2010-11-24 | LED lamp with double-layer heat radiation housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206228625U CN201954290U (en) | 2010-11-24 | 2010-11-24 | LED lamp with double-layer heat radiation housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201954290U true CN201954290U (en) | 2011-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206228625U Expired - Lifetime CN201954290U (en) | 2010-11-24 | 2010-11-24 | LED lamp with double-layer heat radiation housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201954290U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994943A (en) * | 2010-11-24 | 2011-03-30 | 英飞特光电（杭州）有限公司 | LED lamp with double-layer heat dissipation shell |
| CN102506331A (en) * | 2011-11-11 | 2012-06-20 | 广州南科集成电子有限公司 | Ultrahigh-power LED bulb replacing gas discharge lamp |
| CN102506325A (en) * | 2011-11-02 | 2012-06-20 | 苏州红壹佰照明有限公司 | Sandwich permeable heat-radiation hole type light emitting diode (LED) bulb lamp |
| CN102679222A (en) * | 2012-05-19 | 2012-09-19 | 广州欧科廷光电照明股份有限公司 | LED (light-emitting diode) lamp for radiating heat by using ultrasonic waves |
-
2010
- 2010-11-24 CN CN2010206228625U patent/CN201954290U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994943A (en) * | 2010-11-24 | 2011-03-30 | 英飞特光电（杭州）有限公司 | LED lamp with double-layer heat dissipation shell |
| CN102506325A (en) * | 2011-11-02 | 2012-06-20 | 苏州红壹佰照明有限公司 | Sandwich permeable heat-radiation hole type light emitting diode (LED) bulb lamp |
| CN102506331A (en) * | 2011-11-11 | 2012-06-20 | 广州南科集成电子有限公司 | Ultrahigh-power LED bulb replacing gas discharge lamp |
| CN102679222A (en) * | 2012-05-19 | 2012-09-19 | 广州欧科廷光电照明股份有限公司 | LED (light-emitting diode) lamp for radiating heat by using ultrasonic waves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG THINKLUX LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: INVENTRONICS (HANGZHOU), INC. Effective date: 20130401 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 310053 HANGZHOU, ZHEJIANG PROVINCE TO: 315002 HANGZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130401 Address after: Hangzhou City, Zhejiang province Binjiang District 315002 shore road 95 2 Building 3 layer Patentee after: Thinklux (Zhejiang) Lighting Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province Binjiang District 310053 shore road 1180 No. 2 building second layer Patentee before: LED ONE (Hangzhou) Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI TAYEE ELECTRIC CO., LTD. Free format text: FORMER OWNER: ZHEJIANG THINKLUX LIGHTING TECHNOLOGY CO., LTD. Effective date: 20141014 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 315002 HANGZHOU, ZHEJIANG PROVINCE TO: 201611 SONGJIANG, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141014 Address after: 201611 Shanghai Songjiang District Chedun town north min Road No. 101 Patentee after: Shanghai Tayee Electric Co., Ltd. Address before: Hangzhou City, Zhejiang province Binjiang District 315002 shore road 95 2 Building 3 layer Patentee before: Thinklux (Zhejiang) Lighting Technology Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 201611 Shanghai Songjiang District Chedun town north min Road No. 101 Patentee after: Shanghai Tayee Electric Apparatus Co., Ltd. Address before: 201611 Shanghai Songjiang District Chedun town north min Road No. 101 Patentee before: Shanghai Tayee Electric Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110831 |
|
| CX01 | Expiry of patent term |