CN103016985A - Light-emitting diode (LED) anti-explosion floodlight - Google Patents
Light-emitting diode (LED) anti-explosion floodlight Download PDFInfo
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- CN103016985A CN103016985A CN2012105413618A CN201210541361A CN103016985A CN 103016985 A CN103016985 A CN 103016985A CN 2012105413618 A CN2012105413618 A CN 2012105413618A CN 201210541361 A CN201210541361 A CN 201210541361A CN 103016985 A CN103016985 A CN 103016985A
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Abstract
The invention provides a light-emitting diode (LED) anti-explosion floodlight which comprises a front cover, a lamp shade, a shell and an LED circuit board, wherein the LED circuit board is provided with a plurality of LED light sources; the shell is internally provided with a first containing cavity; the LED circuit board is fixed in the first containing cavity; the shell is connected with the front cover in a sealing manner; a second containing cavity is arranged at the back of the shell; the first containing cavity is communicated with the second containing cavity by a first through hole; an anti-explosion connecting terminal is fixed in the second containing cavity; an external power line is communicated with an internal power line by the anti-explosion connecting terminal; and the internal power line passes through the first through hole and is connected with the LED circuit board. The LED anti-explosion floodlight is capable of effectively preventing flame and arc overflow from being generated in the first containing cavity and the second containing cavity, thus improving the anti-explosion performance and the safety performance of the floodlight; furthermore, an illumination part is separated from a wiring part, so that the safety performance is further improved.
Description
Technical field
The present invention relates to a kind of explosion-proof lamp, particularly relate to a kind of LED anti-explosion floodlight.
Background technology
Along with the develop rapidly of the industries such as oil, chemical industry, mining industry, the use of lighting in producing, store in a warehouse, rescuing is more and more extensive, and kind is also more and more.Be accompanied by the expansion of the problem that how to prevent the blast of lighting accident, explosion-proof lamp more and more is subject to people's attention.Explosion-proof lamp is a kind ofly can prevent the issuable electric arc of lamp interior, spark and high temperature ignite imflammable gas and dust in the surrounding environment, thereby reaches requirement of explosion proof, and it is widely used in the hazardous area that imflammable gas and dust exist.
The LED anti-explosion floodlight is a kind of light, compares with traditional anti-explosion floodlight, and it adopts the LED particle as illuminating source, has the advantages such as energy-efficient, extra long life, safe and reliable, environmental protection.Chinese utility model patent specification CN201973481U discloses a kind of LED anti-explosion floodlight, comprise protecgulum, toughened glass lampshade, main casing, led light source plate and screw, the led light source plate is arranged on main casing inside, and protecgulum is pressed in toughened glass lampshade on the main casing, and is screwed; Be provided with the streamlined projection of strip on the described main casing side wall of outer shell, the main casing outer casing bottom is provided with the columnar protrusions of hollow out; The bottom of described main casing shell is provided with back casing, and both fix by screw, is provided with the streamlined projection of strip on the back casing sidewall; All be provided with optical lens on every lamp pearl of described led light source plate, fix by screw; Described back casing is externally connected to bonnet, and the interior volume that both form is provided with the crossing current power supply.This LED anti-explosion floodlight complicated integral structure is unfavorable for reducing manufacturing cost, and this LED anti-explosion floodlight only is to reach explosion-proof effect by improving its external cooling performance, and its explosion-proof effect is poor.
Summary of the invention
The shortcoming of prior art in view of the above the object of the present invention is to provide a kind of simple in structure and LED anti-explosion floodlight that explosion-proof performance is good.
For achieving the above object, the invention provides a kind of LED anti-explosion floodlight, comprise protecgulum, lampshade, housing and led circuit plate, described led circuit plate is provided with a plurality of led light sources, described enclosure interior is provided with the first cavity volume, described led circuit plate fixedly is located in described the first cavity volume, and described housing and protecgulum are tightly connected; Described housing back is provided with the second cavity volume, described the first cavity volume is communicated with by one first through hole with the second cavity volume, be fixed with an explosion-proof wiring terminal in described the second cavity volume, one external power cord is by described explosion-proof wiring terminal and an internal power cord conducting, and described internal power cord is located in described the first through hole and with described led circuit plate and is connected.
Further, also comprise an anti-explosion cable joint, described housing bottom is provided with one second through hole, described the second through hole is connected with described the second cavity volume, described anti-explosion cable joint end is located in described the second through hole, and described external power cord is located in the described anti-explosion cable joint and with described explosion-proof wiring terminal and is connected.
Preferably, also be fixed with a reflector in the described housing, described reflector comprises fixed part and the reflecting part that extends to described led circuit plate from fixed part, and described fixed part is fixedly connected with housing, and described a plurality of led light sources all are positioned at the space that reflecting part surrounds.
Further, described housing back also is fixed with the multi-disc fin, and described fin is perpendicular to described housing.
Preferably, between described housing and the protecgulum, all be fixed with a sealing ring between housing and the bonnet.
Further, also comprise a bracing frame, two ends and the housing of support frame as described above are hinged.
As mentioned above, the LED anti-explosion floodlight that the present invention relates to has following beneficial effect:
In this LED anti-explosion floodlight, protecgulum and housing, bonnet and housing are and are tightly connected, and prevent that effectively the flame, the electric arc that produce in the first cavity volume and the second cavity volume from overflowing, and improve the explosion-proof performance of this floodlight, increase security performance.Simultaneously, in this LED anti-explosion floodlight, illumination section is located in the first cavity volume in the housing, and wire connecting portion is divided in the second cavity volume that is located at hull outside, illumination section and wiring are partly separated, further improve security performance.
Description of drawings
Fig. 1, Fig. 2 are the structural representation of different angles of the present invention.
Fig. 3 is the explosion figure of Fig. 2.
Fig. 4 is the cutaway view of Fig. 2.
Fig. 5 is the A circle enlarged drawing of Fig. 4.
The specific embodiment
Below by particular specific embodiment explanation embodiments of the present invention, person skilled in the art scholar can understand other advantages of the present invention and effect easily by the disclosed content of this specification.
Notice, the appended graphic structure that illustrates of this specification, ratio, size etc., equal contents in order to cooperate specification to disclose only, understand and reading for person skilled in the art scholar, be not to limit the enforceable qualifications of the present invention, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, not affecting under the effect that the present invention can produce and the purpose that can reach, all should still drop on disclosed technology contents and get in the scope that can contain.Simultaneously, quote in this specification as " on ", D score, " left side ", " right side ", " centre " reach the term of " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under without essence change technology contents, when also being considered as the enforceable category of the present invention.
See Fig. 1 and Fig. 2, the invention provides a kind of LED anti-explosion floodlight, comprise protecgulum 1, lampshade 2, housing 3 and led circuit plate 4, described led circuit plate 4 is provided with a plurality of led light sources 41, described housing 3 inside are provided with the first cavity volume 31, see Fig. 3, described led circuit plate 4 fixedly is located in described the first cavity volume 31, is fixedly connected with housing 3, and described housing 3 is tightly connected with protecgulum 1; See Fig. 4 and Fig. 5, described housing 3 backs are provided with the second cavity volume 32, described the first cavity volume 31 is communicated with by one first through hole 33 with the second cavity volume 32, be fixed with an explosion-proof wiring terminal 6 in described the second cavity volume 32, one external power cord 7 is by described explosion-proof wiring terminal 6 and an internal power cord 8 conductings, and described internal power cord 8 is located in described the first through hole 33 and with described led circuit plate 4 and is connected.
In this LED anti-explosion floodlight, protecgulum 1 fixedly is pressed in housing 3 fronts with lampshade 2, and protecgulum 1 all is fixedly connected with by securing member 14 with housing 3, bonnet 5 and housing 3, and the material of described lampshade 2 is safety glass.Further, protecgulum 1 is with housing 3 with housing 3, bonnet 5 and is tightly connected, and prevents that effectively flame, the electric arc of the first cavity volume 31 and the 32 interior generations of the second cavity volume from overflowing, and improves the explosion-proof performance of this floodlight, increases security performance.Simultaneously, in this LED anti-explosion floodlight, illumination section (being led circuit plate 4) is located in the first cavity volume 31 of housing 3 inside, and wire connecting portion (being external power cord 7, internal power cord 8 and explosion-proof wiring terminal 6) minute is located in the second cavity volume 32 of housing 3 outsides, illumination section and wiring are partly separated, further improve security performance.In addition, in this LED anti-explosion floodlight, wiring partly is to adopt external power cord 7 by explosion-proof wiring terminal 6 and internal power cord 8 conductings, internal power cord 8 again with power delivery to led circuit plate 4, and then power for the LED particle, compare to the structure of LED particle power supply with traditional power line of direct employing, greatly increased the security performance of floodlight.
Further, see Fig. 4, also comprise an anti-explosion cable joint 9, described housing 3 bottoms are provided with one second through hole 34, described the second through hole 34 is connected with described the second cavity volume 32, described anti-explosion cable joint 9 ends are located in described the second through hole 34, and described external power cord 7 is located in the described anti-explosion cable joint 9 and with described explosion-proof wiring terminal 6 and is connected.
Preferably, also be fixed with a reflector 10 in the described housing 3, see Fig. 5, described reflector 10 comprises fixed part 101 and the reflecting part 102 that extends to described led circuit plate 4 from fixed part 101, described fixed part 101 is fixedly connected with housing 3, and described a plurality of led light sources 41 all are positioned at the space that reflecting part 102 surrounds.
Further, described housing 3 backs also are fixed with multi-disc fin 11, see Fig. 1, and described fin 11 is perpendicular to described housing 3, and described fin 11 places the back of the first cavity volume 31, namely facing to led circuit plate 4.In the present embodiment, described fin 11 and housing 3 structure that is formed in one is convenient to make, and fin 11 is vertical with housing 3, has enlarged area of dissipation, the raising radiating efficiency.
Preferably, between described housing 3 and the protecgulum 1, all be fixed with a sealing ring 12 between housing 3 and the bonnet 5, see Fig. 3, and then realize that protecgulum 1 and housing 3, bonnet 5 are tightly connected with housing 3, described securing member 14 passes protecgulum 1, sealing ring 12, housing 3 successively, and protecgulum 1, sealing ring 12, housing 3 threes are fixedly connected with; Described securing member 14 passes bonnet 5, sealing ring 12, housing 3 successively, and bonnet 5, sealing ring 12, housing 3 threes are fixedly connected with.
Further, see Fig. 1 to Fig. 3, also comprise a bracing frame 13, the two ends of support frame as described above 13 and housing 3 are hinged, and the mid portion of support frame as described above 13 is a flat face, are convenient to the placement of this floodlight and the adjustment of angle.Specifically incite somebody to action, described housing 3 both sides all are fixedly connected with a ring set 15, and the two ends of support frame as described above 13 are enclosed within on the described ring set 15, and the two ends of bracing frame 13 can be rotated around ring set 15, and then adjust the irradiating angle of floodlight.
In addition, in this LED anti-explosion floodlight, the front and back of described housing 3 is a plane, can be placed on reposefully to install on the table top, puts into successively each parts again and assembles, and installs very convenient.
In sum, the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not is used for restriction the present invention.Any person skilled in the art scholar all can be under spirit of the present invention and category, and above-described embodiment is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of finishing under disclosed spirit and the technological thought, must be contained by claim of the present invention.
Claims (6)
1. LED anti-explosion floodlight, comprise protecgulum (1), lampshade (2), housing (3) and led circuit plate (4), described led circuit plate (4) is provided with a plurality of led light sources (41), it is characterized in that: described housing (3) inside is provided with the first cavity volume (31), described led circuit plate (4) fixedly is located in described the first cavity volume (31), and described housing (3) is tightly connected with protecgulum (1); Described housing (3) back is provided with the second cavity volume (32), described the first cavity volume (31) is communicated with by one first through hole (33) with the second cavity volume (32), be fixed with an explosion-proof wiring terminal (6) in described the second cavity volume (32), one external power cord (7) is by described explosion-proof wiring terminal (6) and an internal power cord (8) conducting, and described internal power cord (8) is located in described the first through hole (33) and with described led circuit plate (4) and is connected.
2. LED anti-explosion floodlight according to claim 1, it is characterized in that: also comprise an anti-explosion cable joint (9), described housing (3) bottom is provided with one second through hole (34), described the second through hole (34) is connected with described the second cavity volume (32), described anti-explosion cable joint (9) end is located in described the second through hole (34), and described external power cord (7) is located in the described anti-explosion cable joint (9) and with described explosion-proof wiring terminal (6) and is connected.
3. LED anti-explosion floodlight according to claim 1, it is characterized in that: also be fixed with a reflector (10) in the described housing (3), described reflector (10) comprises fixed part (101) and the reflecting part (102) that extends to described led circuit plate (4) from fixed part (101), described fixed part (101) is fixedly connected with housing (3), and described a plurality of led light sources (41) all are positioned at the space that reflecting part (102) surrounds.
4. LED anti-explosion floodlight according to claim 1, it is characterized in that: described housing (3) back also is fixed with multi-disc fin (11), and described fin (11) is perpendicular to described housing (3).
5. LED anti-explosion floodlight according to claim 1 is characterized in that: between described housing (3) and the protecgulum (1), all be fixed with a sealing ring (12) between housing (3) and the bonnet (5).
6. LED anti-explosion floodlight according to claim 1, it is characterized in that: also comprise a bracing frame (13), the two ends of support frame as described above (13) and housing (3) are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210541361.8A CN103016985B (en) | 2012-12-13 | 2012-12-13 | Light-emitting diode (LED) anti-explosion floodlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210541361.8A CN103016985B (en) | 2012-12-13 | 2012-12-13 | Light-emitting diode (LED) anti-explosion floodlight |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103016985A true CN103016985A (en) | 2013-04-03 |
| CN103016985B CN103016985B (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210541361.8A Active CN103016985B (en) | 2012-12-13 | 2012-12-13 | Light-emitting diode (LED) anti-explosion floodlight |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103717025A (en) * | 2013-12-13 | 2014-04-09 | 常州联力自动化科技有限公司 | Flameproof controller |
| CN104048184A (en) * | 2013-03-13 | 2014-09-17 | 海洋王（东莞）照明科技有限公司 | Lamp structure |
| CN104832797A (en) * | 2015-04-24 | 2015-08-12 | 宁波燎原灯具股份有限公司 | Flameproof type LED (Light Emitting Diode) explosion-proof lamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010040558A (en) * | 2008-07-31 | 2010-02-18 | Toshiba Lighting & Technology Corp | Illuminator |
| CN201851987U (en) * | 2010-10-22 | 2011-06-01 | 伍永乐 | LED (light-emitting diode) street lamp |
| CN202118575U (en) * | 2011-05-17 | 2012-01-18 | 陈桂兰 | High-power LED explosion-proof lamp with high radiating efficiency |
| CN102798104A (en) * | 2012-08-16 | 2012-11-28 | 浙江通明电器有限公司 | LED lamp and LED radiator |
| CN202580812U (en) * | 2012-05-08 | 2012-12-05 | 北京七彩亮点环能技术有限公司 | Light-emitting diode (LED) square floodlight |
-
2012
- 2012-12-13 CN CN201210541361.8A patent/CN103016985B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010040558A (en) * | 2008-07-31 | 2010-02-18 | Toshiba Lighting & Technology Corp | Illuminator |
| CN201851987U (en) * | 2010-10-22 | 2011-06-01 | 伍永乐 | LED (light-emitting diode) street lamp |
| CN202118575U (en) * | 2011-05-17 | 2012-01-18 | 陈桂兰 | High-power LED explosion-proof lamp with high radiating efficiency |
| CN202580812U (en) * | 2012-05-08 | 2012-12-05 | 北京七彩亮点环能技术有限公司 | Light-emitting diode (LED) square floodlight |
| CN102798104A (en) * | 2012-08-16 | 2012-11-28 | 浙江通明电器有限公司 | LED lamp and LED radiator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048184A (en) * | 2013-03-13 | 2014-09-17 | 海洋王（东莞）照明科技有限公司 | Lamp structure |
| CN103717025A (en) * | 2013-12-13 | 2014-04-09 | 常州联力自动化科技有限公司 | Flameproof controller |
| CN104832797A (en) * | 2015-04-24 | 2015-08-12 | 宁波燎原灯具股份有限公司 | Flameproof type LED (Light Emitting Diode) explosion-proof lamp |
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| CN103016985B (en) | 2015-02-11 |
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