CN101881396B - Anti-explosion lamp - Google Patents
Anti-explosion lamp Download PDFInfo
- Publication number
- CN101881396B CN101881396B CN2010102377678A CN201010237767A CN101881396B CN 101881396 B CN101881396 B CN 101881396B CN 2010102377678 A CN2010102377678 A CN 2010102377678A CN 201010237767 A CN201010237767 A CN 201010237767A CN 101881396 B CN101881396 B CN 101881396B
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- light source
- pipeline
- explosion
- lamp
- bottom enclosure
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an anti-explosion lamp, which comprises an electric appliance shell and a body. An electric appliance component is arranged in the electric appliance shell. The anti-explosion lamp further comprises a pipeline provided with a light source electric wire. One end of the pipeline is communicated with the electric appliance shell and the other end thereof is provided with a bottom outer shell. One side of the bottom outer shell away from the pipeline is provided with a light source board, a lamp arranged on the light source board and a double layer protective cover capable of enclosing the light source board and the lamp. The electric appliance component is connected with the light source board through the light source electric wire. The external diameter of the pipeline is small than the external diameter of the electric appliance shell. One side of the bottom outer shell corresponding to the light source board is provided with more than one heat dissipating vane exposed to outside air. The area of the heat dissipating vane of the anti-explosion lamp is increased, the heat dissipating vane is exposed to the outside air directly and the heat dissipating performance is further enhanced.
Description
Technical field
The present invention relates to a kind of explosion-proof lamp.
Background technology
Explosion-proof lamp refers to the light fixture for the various certain measures that prevent from lighting explosive mixture on every side such as explosive gas atmosphere, explosive dust atmosphere, methane gas etc. and take.The very important explosion-proof principle of one of them of explosion-proof lamp is exactly that the back panel wiring of light fixture, electric elements, light-emitting component etc. are closed, and it can't be contacted with damp, explosive dust.Even lamp interior also has explosive medium (damp, explosive dust), and the element of lamp interior ignites it, and airtight shell must assurance can not be transmitted to the blast of inside outside overall situation yet.The LED explosion-proof lamp is that light-emitting component is the explosion-proof lamp of light emitting diode.
As shown in Figure 1, traditional LED explosion-proof lamp comprises the body of casing for electric appliances 1 ' and light source shell 2 '.Casing for electric appliances 1 ' inside is provided with electric elements 11 ', and light source shell 2 ' inside is provided with light source electric wire 21 '.Casing for electric appliances 1 ' is generally an integral body with light source shell 2 '.End away from casing for electric appliances 1 ' of light source shell 2 ' is bottom enclosure 22 ', and the outside of bottom enclosure 22 ' is provided with LED 3 and light source board 4 '.The arranged outside of light source shell 2 ' wall has heat-dissipating fin 5 '.Electric elements 11 ' are connected with the led light source plate by light source electric wire 21 '.In this design, the wall of light source shell 2 ' and the wall of casing for electric appliances 1 ' form a sealing chamber, jointly protect light source electric wire 21 ' and electric elements 11 '.Heat-dissipating fin 5 ' is owing to be arranged on the outside of light source shell 2 ' wall, itself and the light source board pyrotoxin is distant and area is less, be difficult to the heat that led light source sends is in time distributed, make the LED light-emitting component be in higher operating temperature range.In case because LED light-emitting component temperature is higher, light decay will be very serious, the life-span of lamp will be very short.Therefore, be necessary to design a kind of explosion-proof lamp with fine heat dispersion.
Summary of the invention
The object of the present invention is to provide a kind of explosion-proof lamp of good heat dispersion performance.
Explosion-proof lamp provided by the invention, the body that comprises casing for electric appliances, be provided with electric elements in the described casing for electric appliances, it is characterized in that: described explosion-proof lamp comprises that also one is equipped with the pipeline of light source electric wire, one end of described pipeline is communicated with described casing for electric appliances, the other end of described pipeline is provided with bottom enclosure, side away from described pipeline of described bottom enclosure is provided with light source board, the double-deck protecting hood that is installed in the lamp on the described light source board and can surrounds described light source board and described lamp, described electric elements link to each other with described light source board by described light source electric wire, and the external diameter of described pipeline is less than the external diameter of described casing for electric appliances; A side relative with described light source board of described bottom enclosure is provided with the heat-dissipating fin that links to each other with ambient atmosphere more than.
In other embodiments, can be provided with the cylinder that links to each other with described casing for electric appliances more than one on the above-mentioned bottom enclosure.
One end of above-mentioned heat-dissipating fin is arranged on the periphery of described bottom enclosure, and the other end contacts the wall of described pipeline.
Further, the shape size in the space of the shape size of above-mentioned heat-dissipating fin and described bottom enclosure, described pipeline and described casing for electric appliances formation is corresponding.The length and the width that also are heat-dissipating fin have all increased.
Above-mentioned cylinder and described casing for electric appliances are threaded connection or weld.
Above-mentioned lamp is LED.
The internal layer of above-mentioned double-deck protecting hood is that printing opacity sealing protection cover, skin are the steel mesh protective covers.
Because the light source of explosion-proof lamp provided by the invention is arranged on the outside of bottom enclosure 22, and heat-dissipating fin 5 is arranged on the inboard of bottom enclosure 22 now, heat-dissipating fin 5 is nearer with the distance of light source 4 like this, is easy to the heat that light source luminescent produces is dispelled the heat away.And the area of the heat-dissipating fin of explosion-proof lamp provided by the invention increases, and directly links to each other with ambient atmosphere, and its heat dispersion is further enhanced.
Description of drawings
Fig. 1 is traditional LED flameproof lamp structure schematic diagram.
Fig. 2 is LED flameproof lamp structure schematic diagram provided by the invention.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment, but the present invention is not limited to following examples.
Among the following embodiment, if no special instructions, be conventional method.
As shown in Figure 2, explosion-proof lamp provided by the invention comprises the body of casing for electric appliances 1 and light source shell 2.Casing for electric appliances 1 inside is provided with electric elements 11, light source shell 2 inside are provided with light source electric wire 21, casing for electric appliances 1 links to each other with light source shell 2, end away from described casing for electric appliances 1 of light source shell 2 is bottom enclosure 22, and the outside of bottom enclosure 22 is provided with light source board 4 and the LED 3 that is arranged on the light source board 4.Electric elements 11 connect described light source board 4 by described light source electric wire 21.
Certainly, explosion-proof lamp provided by the invention also comprises the outside that is arranged on bottom enclosure 22 and surrounds the two-layer protective cover of LED 3, and outermost layer is steel mesh protective cover 9, and internal layer is printing opacity sealing protection cover 8.
A difference of explosion-proof lamp provided by the invention and traditional explosion-proof lamp is the structural change of light source shell 2: light source shell 2 comprises described bottom enclosure 22 and is arranged on 4 cylinders 23 on the periphery of described bottom enclosure 22 that described 4 cylinders 23 all are connected by screw 7 with described casing for electric appliances 1.Namely the sidewall of light source shell 2 has become 4 cylinders 23 that are used for connecting circuit housing 1 from the cavity wall of traditional large drum-shaped.
Owing in the subsurface environment of colliery, all wire protectives must be got up; and having become 4 cylinders, the perisporium of originally protecting the light source shell 2 of electric wire can't shield again; therefore; be provided with the pipeline 6 that holds described light source electric wire 21 in light source shell 2 inside; one end of pipeline 6 is connected with the inboard of bottom enclosure 22, and the other end links to each other with casing for electric appliances 1.The internal diameter of pipeline 6 is as far as possible little, can wrap light source electric wire 21 and get final product, and the connected mode of pipeline 6 and casing for electric appliances 1 (be communicated with or seal) should meet the safety standard of relevant industries.
Corresponding with light source shell 2 structural changes is that variation has also occured the structure that is contained in the heat-dissipating fin 5 on the light source shell 2.Heat-dissipating fin 5 in the past is peripheries that an end is arranged on bottom shell, the other end is installed on the sidewall of light source shell 2, and the sidewall of light source shell 2 becomes 4 cylinders now, so the width of heat-dissipating fin can extend to the centre, until contact pipeline 6, its area change.Heat-dissipating fin 5 among the present invention is mounted in a plurality of fins of the inboard of bottom enclosure 22, the shape size in the space that its shape size and bottom enclosure 22, pipeline 6 and described casing for electric appliances 1 consist of is corresponding, and heat-dissipating fin 5 links to each other with ambient atmosphere, and heat-dissipating fin is easier to heat radiation like this.
Because the light source board 4 of explosion-proof lamp provided by the invention is arranged on the outside of bottom enclosure 22, and heat-dissipating fin 5 is arranged on the inboard of bottom enclosure 22 now, heat-dissipating fin 5 is nearer with the distance of light source board 4 like this, is easier to heat radiation.
Certainly, in another embodiment, pipeline 6 is enough firm with being connected of casing for electric appliances 1, and the cylinder 23 of connecting circuit housing 1 can save.
The embodiment of the above is one of case study on implementation of the present invention, is not to limit practical range of the present invention with this, so the equivalence that all shapes according to the present invention, structure and principle are done changes, all should be encompassed in protection scope of the present invention.
Claims (5)
1. explosion-proof lamp, the body that comprises casing for electric appliances and light source shell, be provided with electric elements in the described casing for electric appliances, it is characterized in that: described explosion-proof lamp comprises that also one is equipped with the pipeline of light source electric wire, one end of described pipeline is communicated with described casing for electric appliances, the other end of described pipeline is provided with bottom enclosure, side away from described pipeline of described bottom enclosure is provided with light source board, the double-deck protecting hood that is installed in the lamp on the described light source board and can surrounds described light source board and described lamp, described electric elements link to each other with described light source board by described light source electric wire, and the external diameter of described pipeline is less than the external diameter of described casing for electric appliances; A side relative with described light source board of described bottom enclosure is provided with the heat-dissipating fin that links to each other with ambient atmosphere more than; One end of described heat-dissipating fin is arranged on the periphery of described bottom enclosure, and the other end contacts the wall of described pipeline;
Described light source shell comprises described bottom enclosure and is arranged on 4 cylinders on the periphery of described bottom enclosure.
2. explosion-proof lamp as claimed in claim 1 is characterized in that: the shape size in the space that the shape size of described heat-dissipating fin and described bottom enclosure, described pipeline and described casing for electric appliances consist of is corresponding.
3. explosion-proof lamp as claimed in claim 1 or 2, it is characterized in that: described cylinder and described casing for electric appliances are threaded connection or weld.
4. explosion-proof lamp as claimed in claim 1 or 2, it is characterized in that: described lamp is LED.
5. explosion-proof lamp as claimed in claim 1 or 2, it is characterized in that: the internal layer of described double-deck protecting hood is that printing opacity sealing protection cover, skin are the steel mesh protective covers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102377678A CN101881396B (en) | 2010-07-23 | 2010-07-23 | Anti-explosion lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102377678A CN101881396B (en) | 2010-07-23 | 2010-07-23 | Anti-explosion lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101881396A CN101881396A (en) | 2010-11-10 |
| CN101881396B true CN101881396B (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102377678A Expired - Fee Related CN101881396B (en) | 2010-07-23 | 2010-07-23 | Anti-explosion lamp |
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| Country | Link |
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| CN (1) | CN101881396B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011103491B4 (en) * | 2011-06-03 | 2014-10-30 | Cooper Crouse-Hinds Gmbh | Cover and luminaire with such a cover |
| 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 |
| CN104180210A (en) * | 2013-05-28 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Heat-dissipating lamp |
| CN106764496A (en) * | 2016-12-31 | 2017-05-31 | 上海旗升电气股份有限公司 | A kind of LED lamp with interior radiator structure |
| CN107726257A (en) * | 2017-10-13 | 2018-02-23 | 盐城市宇能电气有限公司 | Flame-proof mine lighting device comprehensive protector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201225590Y (en) * | 2008-07-17 | 2009-04-22 | 舒群伟 | Explosion-proof high power LED lamp |
| CN201237116Y (en) * | 2008-08-07 | 2009-05-13 | 石家庄高新区立明电子科技有限公司 | Explosion-proof LED light source tunnel lamp for mining |
| CN101706050A (en) * | 2009-11-06 | 2010-05-12 | 绍兴晶彩光电技术有限公司 | Led anti-explosion lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859218Y (en) * | 2005-12-29 | 2007-01-17 | 陈邦汉 | LED high-power lamp |
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2010
- 2010-07-23 CN CN2010102377678A patent/CN101881396B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201225590Y (en) * | 2008-07-17 | 2009-04-22 | 舒群伟 | Explosion-proof high power LED lamp |
| CN201237116Y (en) * | 2008-08-07 | 2009-05-13 | 石家庄高新区立明电子科技有限公司 | Explosion-proof LED light source tunnel lamp for mining |
| CN101706050A (en) * | 2009-11-06 | 2010-05-12 | 绍兴晶彩光电技术有限公司 | Led anti-explosion lamp |
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| Publication number | Publication date |
|---|---|
| CN101881396A (en) | 2010-11-10 |
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