CN101706050A - Led anti-explosion lamp - Google Patents
Led anti-explosion lamp Download PDFInfo
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- CN101706050A CN101706050A CN200910154150A CN200910154150A CN101706050A CN 101706050 A CN101706050 A CN 101706050A CN 200910154150 A CN200910154150 A CN 200910154150A CN 200910154150 A CN200910154150 A CN 200910154150A CN 101706050 A CN101706050 A CN 101706050A
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- led
- chamber
- heat
- led module
- explosion
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Abstract
The invention relates to an LED anti-explosion lamp which comprises a shell, wherein the LED anti-explosion lamp consists of a front light source cavity, a rear electric appliance cavity and a heat radiating cavity positioned between the front light source cavity and the rear electric appliance cavity, the light source cavity and the electric appliance cavity are closed cavities and are capable of preventing electric sparks from leaking, heat radiating through holes are arranged on the circumferential wall of the heat radiating cavity, the light source cavity is internally provided with an LED module, the electric appliance cavity is internally provided with a power supply driver adapted with the LED module, an electric wire connected with the power supply driver and the LED module is led to the light source cavity from the electric appliance cavity after passing through a sealing sleeve membrane; and a heat radiating sheet is connected to the LED module in the light source cavity, and the rear end of the heat radiating sheet is communicated with the heat radiating cavity. The invention has the advantages of good heat radiation effect, dust explosion prevention, high safety and long service life of the LED lamp.
Description
Technical field
The present invention relates to a kind of LED explosion-proof lamp.
Background technology
In industrial and mineral and workshop with inflammable gas and combustible dust environment, its lighting uses the incandescent lamp of 220V Alternating Current Power Supply more, because voltage surpasses the human safety voltage, uses safety inadequately; And inflammable gas contacts with high-voltage spark with combustible dust and is easy to blast, and explosion-proof is poor; And the LED lamp adopts low-voltage direct current supply, and its voltage is low, caloric value is little, itself just has explosion-proof advantage, so LED is more preferred explosion-proof lamp, but for explosion-proof angle consideration, also will solve the heat dissipation problem of LED lamp.ZL200820037404.8 " high-power cold light source explosion-proof illuminating lamp " discloses a kind of LED explosion-proof lamp, separate by dividing plate between its LED illuminator and the drive circuit, but described in specification, the effect of dividing plate is for mounting lamp holder and heat radiation, is not for the consideration of isolating electric spark, moreover, the LED lamp does not have special heat radiation facility, radiating effect is not good, and still easily because of too high the setting off an explosion of generating heat, security is not high.
Summary of the invention
In order to solve the deficiency that existing LED explosion-proof lamp radiating effect is not good, security is low, the present invention proposes a kind of good heat dissipation effect, safe LED explosion-proof lamp.
The present invention adopts following technical scheme:
A kind of LED explosion-proof lamp, comprise housing, described explosion-proof lamp is made of the light-source chamber in the place ahead, the electric apparatus chamber at rear and the heat radiation chamber between the two, and described light-source chamber, electric apparatus chamber are for can prevent the airtight chamber that electric spark leaks, and the perisporium in described heat radiation chamber is provided with the heat radiation through hole; In the described light-source chamber led module is housed, the power supply driver adaptive with described led module is housed in the described electric apparatus chamber, the electric wire that connects power supply driver and led module passes Seal Kit and causes light-source chamber from electric apparatus chamber; Be connected with fin on the led module in the described light-source chamber, the rear end of described fin communicates with described heat radiation chamber.
Further, described fin is connected the rear end of led module, and the perisporium of fin is furnished with heat-conducting plate, and the rear end of described heat-conducting plate extends outside to joining with described housing.
Further, be provided with dividing plate between described electric apparatus chamber and the heat radiation chamber, described dividing plate, heat-conducting plate and fin clamping become described heat radiation chamber; Described dividing plate and heat-conducting plate are provided with first opening that passes through for described electric wire, seal by seal between the electric wire and first opening.
Further, the heat-conducting plate that is positioned at described fin perisporium is provided with second opening that supply lines passes through, and seals by seal between the electric wire and second opening.
Be provided with heavy hot plate between described led module and the fin.
On the described housing lampshade is housed, the outer rim of described heavy hot plate, the outer rim of heat-conducting plate, lampshade and partial shell are enclosed described light-source chamber.
Preferably, described housing comprises protecgulum, mesochite, middle cover, loam cake, described lampshade is housed on the described protecgulum, be connected by the lampshade trim ring between described lampshade and the protecgulum, described protecgulum, mesochite, middle cover, loam cake connect by seal successively, are provided with the unlatching folding between described middle cover and the mesochite, and described loam cake upper end is provided with the opening that supply lines is drawn, by the seal sealing, the top of loam cake is connected with screw shell between the opening of loam cake and the electric wire.
Described led module is formed by a plurality of LED combinations and encapsulation.
Technical conceive of the present invention is: the LED explosion-proof lamp is made of light-source chamber, electric apparatus chamber and heat radiation chamber, and light-source chamber and electric apparatus chamber are airtight chamber, can prevent that electric spark from leaking and contact generation with combustible dust with inflammable gas and explode; In addition, the rear end of led module is provided with fin and heat-conducting plate, and the fin rear end communicates with the heat radiation chamber, and its heat sheds by the heat radiation through hole, and heat-conducting plate then joins with housing, is convenient to dispel the heat by housing.By above-mentioned heat dissipation design, can avoid the LED lamp to blast effectively because of caloric value is too high.
Beneficial effect of the present invention is: (1) good heat dissipation effect, explosion-proof effect are good, safe; (2) LED lamp long service life.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the B-B cutaway view of Fig. 2.
The specific embodiment
With reference to Fig. 1-3: a kind of LED explosion-proof lamp, comprise housing 1, lampshade 17 is housed on the described housing, described explosion-proof lamp is made of the light-source chamber 2 in the place ahead, the electric apparatus chamber 3 at rear and the heat radiation chamber 9 between the two, described light-source chamber 2, electric apparatus chamber 3 are for can prevent the airtight chamber that electric spark leaks, and the perisporium in described heat radiation chamber 9 is provided with heat radiation through hole 10; In the described light-source chamber 2 led module 31 is housed, described led module is formed by a plurality of LED combinations and encapsulation, the power supply driver 5 adaptive with described led module 31 is housed in the described electric apparatus chamber 3, and the electric wire 12 that connects power supply driver and led module passes Seal Kit and causes light-source chamber 2 from electric apparatus chamber 3; Be connected with fin 11 on the led module 31 in the described light-source chamber, the rear end of described fin 11 communicates with described heat radiation chamber 9.
Described fin 11 is connected and is provided with heavy hot plate 13 between the rear end led module of led module 31 and the fin 11.The perisporium of fin 11 is furnished with heat-conducting plate 14, and the rear end of described heat-conducting plate 14 extends outside to joining with described housing 1.The outer rim of the outer rim of described heavy hot plate 13, heat-conducting plate 14, lampshade 17 and partial shell are enclosed described light-source chamber 2.
Be provided with dividing plate 6 between described electric apparatus chamber 3 and the heat radiation chamber 9, described dividing plate 6, heat-conducting plate 14 and fin 11 clampings become described heat radiation chamber 9; Described dividing plate 6 and heat-conducting plate 14 are provided with first opening 7 that passes through for described electric wire 12, and 7 of the electric wire and first openings pass through seal 15 sealings.The heat-conducting plate 14 that is positioned at described fin perisporium is provided with second opening that supply lines passes through, and seals by seal 16 between the electric wire and second opening.
Described housing comprises protecgulum 18, mesochite 19, middle cover 20, loam cake 21, described lampshade 17 is housed on the described protecgulum 18, be connected by lampshade trim ring 22 between described lampshade 17 and the protecgulum 18, described protecgulum 18, mesochite 19, seal by sealing ring 23 successively between the middle cover 20, seal by sealing gasket 24 between described middle cover 20 and the loam cake 21, be provided with the unlatching folding 25 that middle cover and loam cake can be opened between described middle cover 20 and the mesochite 19, described loam cake 21 upper ends are provided with the opening that supply lines is drawn, by seal 26 sealings, the top of loam cake is connected with screw shell 27 between the opening of loam cake and the electric wire.
This programme LED explosion-proof lamp is made of light-source chamber, electric apparatus chamber and heat radiation chamber, and light-source chamber and electric apparatus chamber are airtight chamber, can prevent that electric spark from leaking and contact generation with combustible dust with inflammable gas and explode; In addition, the rear end of led module is provided with fin and heat-conducting plate, the fin rear end communicates with the heat radiation chamber, its heat sheds by the heat radiation through hole, heat-conducting plate then joins with housing, be convenient to dispel the heat by housing. by above-mentioned heat dissipation design, can avoid the LED lamp to blast effectively because of caloric value is too high.
The encapsulation technology of led module: with the led chip of the led chip of 60 0.5W, 100 0.5W and the led chip of 100 1W, be distributed on the integration module in an orderly manner respectively, adopt special COB overall package technology to encapsulate, make the light source of 30W, 50W and 100W, both make the focus dispersion of light source and be easy to radiating treatment, reached illumination effect efficiently again;
Cloche can have good impact resistance in adverse circumstances in the design of material selection and mechanical structure; The superperformance that not only has isolated electric spark on the material selection of housing and the air-tightness structural design also helps conduction and heat loss through convection and makes case temperature and spread the burning-point of hot stream temperature far below combustibles.
Present embodiment only is enumerating the inventive concept way of realization; protection scope of the present invention is not limited only to the described concrete form of present embodiment, and protection scope of the present invention reaches in those skilled in the art according to the thinkable equivalent technologies means of technical conceive of the present invention.
Claims (8)
1. LED explosion-proof lamp, comprise housing, it is characterized in that: described explosion-proof lamp is made of the light-source chamber in the place ahead, the electric apparatus chamber at rear and the heat radiation chamber between the two, and described light-source chamber, electric apparatus chamber are airtight chamber, and the perisporium in described heat radiation chamber is provided with the heat radiation through hole; In the described light-source chamber led module is housed, the power supply driver adaptive with described led module is housed in the described electric apparatus chamber, the electric wire that connects power supply driver and led module passes Seal Kit and causes light-source chamber from electric apparatus chamber; Be connected with fin on the led module in the described light-source chamber, the rear end of described fin communicates with described heat radiation chamber.
2. LED explosion-proof lamp as claimed in claim 1 is characterized in that: described fin is connected the rear end of led module, and the perisporium of fin is furnished with heat-conducting plate, and the rear end of described heat-conducting plate extends outside to joining with described housing.
3. LED explosion-proof lamp as claimed in claim 1 or 2 is characterized in that: be provided with dividing plate between described electric apparatus chamber and the heat radiation chamber, described dividing plate, heat-conducting plate and fin clamping become described heat radiation chamber; Described dividing plate and heat-conducting plate are provided with first opening that passes through for described electric wire, seal by seal between the electric wire and first opening.
4. LED explosion-proof lamp as claimed in claim 3 is characterized in that: the heat-conducting plate that is positioned at described fin perisporium is provided with second opening that supply lines passes through, and the electric wire and second opening seal by seal.
5. LED explosion-proof lamp as claimed in claim 4 is characterized in that: be provided with heavy hot plate between described led module and the fin.
6. LED explosion-proof lamp as claimed in claim 5 is characterized in that: on the described housing lampshade is housed, the outer rim of described heavy hot plate, the outer rim of heat-conducting plate, lampshade and partial shell are enclosed described light-source chamber.
7. LED explosion-proof lamp as claimed in claim 6, it is characterized in that: described housing comprises protecgulum, mesochite, middle cover, loam cake, described lampshade is housed on the described protecgulum, be connected by the lampshade trim ring between described lampshade and the protecgulum, described protecgulum, mesochite, middle cover, loam cake connect by seal successively, be provided with the unlatching folding between described middle cover and the mesochite, described loam cake upper end is provided with the opening that supply lines is drawn, by the seal sealing, the top of loam cake is connected with screw shell between the opening of loam cake and the electric wire.
8. LED explosion-proof lamp as claimed in claim 7 is characterized in that: described led module is formed by a plurality of LED combinations and encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910154150A CN101706050A (en) | 2009-11-06 | 2009-11-06 | Led anti-explosion lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910154150A CN101706050A (en) | 2009-11-06 | 2009-11-06 | Led anti-explosion lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101706050A true CN101706050A (en) | 2010-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910154150A Pending CN101706050A (en) | 2009-11-06 | 2009-11-06 | Led anti-explosion lamp |
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| CN (1) | CN101706050A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881396A (en) * | 2010-07-23 | 2010-11-10 | 王德玺 | Anti-explosion lamp |
| CN101900268A (en) * | 2010-06-30 | 2010-12-01 | 海洋王照明科技股份有限公司 | Explosion-proof lamp |
| CN101943354A (en) * | 2010-06-30 | 2011-01-12 | 海洋王照明科技股份有限公司 | Led street lamp |
| CN103017030A (en) * | 2012-12-05 | 2013-04-03 | 珠海华而美照明有限公司 | LED (light emitting diode) project lamp |
| CN103697341A (en) * | 2012-09-28 | 2014-04-02 | 启东恒瑞防爆通讯电气有限公司 | Improved explosion-proof lamp |
-
2009
- 2009-11-06 CN CN200910154150A patent/CN101706050A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900268A (en) * | 2010-06-30 | 2010-12-01 | 海洋王照明科技股份有限公司 | Explosion-proof lamp |
| CN101943354A (en) * | 2010-06-30 | 2011-01-12 | 海洋王照明科技股份有限公司 | Led street lamp |
| CN101900268B (en) * | 2010-06-30 | 2013-06-05 | 海洋王照明科技股份有限公司 | Explosion-proof lamp |
| CN101943354B (en) * | 2010-06-30 | 2013-08-07 | 海洋王照明科技股份有限公司 | Led street lamp |
| CN101881396A (en) * | 2010-07-23 | 2010-11-10 | 王德玺 | Anti-explosion lamp |
| CN101881396B (en) * | 2010-07-23 | 2013-03-20 | 王德玺 | Anti-explosion lamp |
| CN103697341A (en) * | 2012-09-28 | 2014-04-02 | 启东恒瑞防爆通讯电气有限公司 | Improved explosion-proof lamp |
| CN103017030A (en) * | 2012-12-05 | 2013-04-03 | 珠海华而美照明有限公司 | LED (light emitting diode) project lamp |
| CN103017030B (en) * | 2012-12-05 | 2015-11-18 | 珠海华而美照明有限公司 | A kind of LED projector lamp |
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Open date: 20100512 |