CN203348989U - Light source - Google Patents

Light source Download PDF

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Publication number
CN203348989U
CN203348989U CN2013203696097U CN201320369609U CN203348989U CN 203348989 U CN203348989 U CN 203348989U CN 2013203696097 U CN2013203696097 U CN 2013203696097U CN 201320369609 U CN201320369609 U CN 201320369609U CN 203348989 U CN203348989 U CN 203348989U
Authority
CN
China
Prior art keywords
light source
substrate
lamp body
heat radiation
source according
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
Application number
CN2013203696097U
Other languages
Chinese (zh)
Inventor
梁华星
武俊
张正华
卞娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Opple Lighting Co Ltd
Original Assignee
Opple Lighting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Opple Lighting Co Ltd filed Critical Opple Lighting Co Ltd
Priority to CN2013203696097U priority Critical patent/CN203348989U/en
Application granted granted Critical
Publication of CN203348989U publication Critical patent/CN203348989U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a light source which comprises a lamp body, a lamp cover, a lamp cap, an LED and a substrate. The lamp cover and the lamp body are connected, the lamp cap is connected with the lamp body, and the LED is disposed on the substrate. Light rays of the LED are emitted from the lamp cover, a heat dissipation cavity used for holding the substrate is formed in the lamp body, and the position, corresponding to the heat dissipation cavity, of the lamp body is provided with a heat dissipation hole communicating the heat dissipation cavity and the outside space. Compared with the prior art, the light source is good in heat dissipation effect.

Description

A kind of light source
Technical field
The utility model relates to lighting field, relates in particular to a kind of light source.
Background technology
The LED illuminating product has the plurality of advantages such as environmental protection, energy-conservation, life-span be long, has and replaces gradually the trend that traditional incandescent lamp, fluorescent lamp become main illuminating product.But, owing to giving out a large amount of heats in the LED course of work, if the design of the radiator structure of LED illuminating product is unreasonable, can have a strong impact on its luminous efficiency and life-span.
The substrate of existing LED bulb lamp is placed on the lampshade the inside, and the heat that LED distributes first hands down and is directed at metal shell from substrate, then is dispersed in air.This structure heat dissipation path is long, easily forms hot stack, and radiating effect remains further to be improved.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of light source.
In order to solve above technical problem, light source of the present utility model comprises lamp body, lampshade, lamp holder, LED and substrate, described lampshade is connected with described lamp body, described lamp holder is connected with described lamp body, described LED is arranged on described substrate, the light of described LED, from described lampshade outgoing, is provided with in described lamp body for holding the heat radiation chamber of described substrate, and the position in the described heat radiation of the correspondence of described lamp body chamber is provided with the louvre that is communicated with described heat radiation chamber and space outerpace.
Preferably, described lamp body comprises interconnective radiator and outer casing of power supply, and described heat radiation chamber is surrounded by described radiator and outer casing of power supply, and described lampshade is connected with described radiator, described outer casing of power supply is connected with described lamp holder, and described louvre is arranged on described outer casing of power supply.
Preferably, described radiator comprises the isolation part that the inner chamber of lampshade is separated with the heat radiation chamber and the heat-dissipating casing be connected with described isolation part, and described substrate is installed on a side in the close described heat radiation chamber of described isolation part.
Preferably, described outer casing of power supply is provided with the dividing plate that dispel the heat chamber and power source cavity are separated, and in described power source cavity, is provided with driving power.
Preferably, described radiator is made by Heat Conduction Material.
Preferably, the inner surface of described radiator is coated with reflecting material.
Preferably, described light source also comprises for the light-guiding pillar to described LED luminous intensity distribution.
Preferably, described light-guiding pillar is the light-guiding pillar with bubble.
Preferably, described substrate is aluminium base, ceramic substrate or pcb board.
Preferably, described light-guiding pillar is cylindrical.
By described heat radiation chamber and described louvre are set, and described substrate is placed in described heat radiation chamber, after the heat that LED distributes in the course of the work is delivered to described substrate, wherein the direct air in described substrate is dispersed into described heat radiation chamber of a part, then from described louvre, be dispersed into the atmosphere of space outerpace, greatly reduce heat dissipation path, greatly improved radiating efficiency.
The accompanying drawing explanation
Fig. 1 is the stereogram of a kind of embodiment of light source of the present utility model;
Fig. 2 is the cutaway view of light source in Fig. 1.
The specific embodiment
The LED bulb lamp of below take in Fig. 1 to 2 is elaborated to light source of the present utility model as example.The LED bulb lamp of the present embodiment comprises lamp body, lampshade 5, lamp holder 1, LED8 and substrate 7, described lampshade 5 is connected with described lamp body, described lamp holder 1 is connected with described lamp body, described LED8 is arranged on described substrate 7, the light of described LED8 is from described lampshade 5 outgoing, in described lamp body, be provided with for holding the heat radiation chamber 28 of described substrate 7,28 position, the described heat radiation of the correspondence of described lamp body chamber is provided with the louvre 21 that is communicated with described heat radiation chamber 28 and space outerpace.By described heat radiation chamber 28 and described louvre 21 are set, and described substrate 7 is placed in described heat radiation chamber 28, after the heat that LED8 distributes in the course of the work is delivered to described substrate 7, wherein a part directly is dispersed into the interior air in described heat radiation chamber 28 from described substrate 7, then from described louvre 21, be dispersed into the air of space outerpace, greatly reduce heat dissipation path, greatly improved radiating efficiency.Described lamp body comprises interconnective radiator 3 and outer casing of power supply 2, and both can connect or be threaded connection by buckle, can certainly adopt alternate manner to connect.In the present embodiment, described heat radiation chamber 28 is surrounded by described radiator 3 and outer casing of power supply 2, and described lampshade 5 is connected with described radiator 3, and both can connect or be threaded connection by buckle; Described outer casing of power supply 2 is connected with described lamp holder 1, and both can connect or the alternate manner connection by buckle.Described louvre 21 is arranged on described outer casing of power supply 2, thereby described heat radiation chamber 28 is in communication with the outside, convenient heat radiation.Described radiator 3 comprises the isolation part 31 that the inner chamber of lampshade 5 is separated with heat radiation chamber 28 and the heat-dissipating casing 32 be connected with described isolation part 31, described substrate 7 is installed on a side in the close described heat radiation chamber 28 of described isolation part 31, described substrate 7 is connected by screw with described isolation part 31, so also makes described substrate 7 be positioned at described heat radiation chamber 28.Described outer casing of power supply 2 is provided with the dividing plate 27 that dispel the heat chamber 28 and power source cavity 29 are separated, and in described power source cavity 29, is provided with driving power 10, and described driving power 10 can connect with described outer casing of power supply 2 by the mode of clamping.Described radiator 3 is made by Heat Conduction Material, for example can be made by cast aluminium or heat-conducting plastic, and wherein a kind of heat-conducting plastic can be made by base material PPS, filler graphite.Like this, the part of the heat that described LED sends in the course of the work distributes by heat-dissipating casing, thereby further improves radiating efficiency.The inner surface of described radiator 3 is coated with reflecting material, thereby improves light efficiency.Described LED bulb lamp also comprises for the light-guiding pillar 9 to described LED luminous intensity distribution, by light-guiding pillar 9 is set, can improve the irradiating angle of described LED bulb lamp.Described light-guiding pillar 9 is the light-guiding pillar with bubble, and described light-guiding pillar 9 can connect with described radiator 3 by the mode of clamping or socket.Described light-guiding pillar 9 is cylindrical.Described substrate 7 is aluminium base, ceramic substrate or pcb board.
By described heat radiation chamber and described louvre are set, and described substrate is placed in described heat radiation chamber, after the heat that LED distributes in the course of the work is delivered to described substrate, wherein the direct air in described substrate is dispersed into described heat radiation chamber of a part, then from described louvre, be dispersed into the air of space outerpace, greatly reduce heat dissipation path, greatly improved radiating efficiency.

Claims (10)

1. a light source, comprise lamp body, lampshade, lamp holder, LED and substrate, described lampshade is connected with described lamp body, described lamp holder is connected with described lamp body, described LED is arranged on described substrate, the light of described LED, from described lampshade outgoing, is provided with in described lamp body for holding the heat radiation chamber of described substrate, and the position in the described heat radiation of the correspondence of described lamp body chamber is provided with the louvre that is communicated with described heat radiation chamber and space outerpace.
2. light source according to claim 1, it is characterized in that, described lamp body comprises interconnective radiator and outer casing of power supply, described heat radiation chamber is surrounded by described radiator and outer casing of power supply, described lampshade is connected with described radiator, described outer casing of power supply is connected with described lamp holder, and described louvre is arranged on described outer casing of power supply.
3. light source according to claim 2, it is characterized in that, described radiator comprises the isolation part that the inner chamber of lampshade is separated with the heat radiation chamber and the heat-dissipating casing be connected with described isolation part, and described substrate is installed on a side in the close described heat radiation chamber of described isolation part.
4. light source according to claim 3, is characterized in that, described outer casing of power supply is provided with the dividing plate that dispel the heat chamber and power source cavity are separated, and in described power source cavity, is provided with driving power.
5. light source according to claim 2, is characterized in that, described radiator is made by Heat Conduction Material.
6. light source according to claim 2, is characterized in that, the inner surface of described radiator is coated with reflecting material.
7. light source according to claim 1, is characterized in that, described light source also comprises for the light-guiding pillar to described LED luminous intensity distribution.
8. light source according to claim 7, is characterized in that, described light-guiding pillar is the light-guiding pillar with bubble.
9. light source according to claim 7, is characterized in that, described light-guiding pillar is cylindrical.
10. light source according to claim 1, is characterized in that, described substrate is aluminium base, ceramic substrate or pcb board.
CN2013203696097U 2013-06-26 2013-06-26 Light source Expired - Fee Related CN203348989U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203696097U CN203348989U (en) 2013-06-26 2013-06-26 Light source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203696097U CN203348989U (en) 2013-06-26 2013-06-26 Light source

Publications (1)

Publication Number Publication Date
CN203348989U true CN203348989U (en) 2013-12-18

Family

ID=49748886

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013203696097U Expired - Fee Related CN203348989U (en) 2013-06-26 2013-06-26 Light source

Country Status (1)

Country Link
CN (1) CN203348989U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104251388A (en) * 2013-06-26 2014-12-31 欧普照明股份有限公司 Light source

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104251388A (en) * 2013-06-26 2014-12-31 欧普照明股份有限公司 Light source

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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: 20131218

Termination date: 20210626

CF01 Termination of patent right due to non-payment of annual fee