CN106322305B - LED explosion-proof lamp - Google Patents
LED explosion-proof lamp Download PDFInfo
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- CN106322305B CN106322305B CN201510359102.7A CN201510359102A CN106322305B CN 106322305 B CN106322305 B CN 106322305B CN 201510359102 A CN201510359102 A CN 201510359102A CN 106322305 B CN106322305 B CN 106322305B
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- electrode
- mounting plate
- radiator
- heat dissipation
- cavity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/104—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
- F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
- F21V25/04—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken breaking the electric circuit
Abstract
The invention provides an LED explosion-proof lamp, comprising: a cold-forged heat sink comprising: the chassis that bottom surface and LED lamp plate laminating set up, perpendicular, alternate distribution in a plurality of heat dissipation posts on the top surface on chassis, the section of each heat dissipation post are the C font, for solid heat dissipation post, hollow, section are the heat dissipation post of C font, have bigger heat radiating area, and the air admission of being convenient for is in the hollow heat dissipation post and circulate and dispel the heat. Multiple heat radiation structure: the cold forging radiator, the electric appliance radiating cavity and the light source cavity radiator are combined; the heat dissipation cavity of the electric appliance mainly has multiple heat dissipation functions, and hot air dissipated from the cold forging heat sink is further dissipated through the heat dissipation cavity due to the fact that heat is upward.
Description
Technical Field
The invention relates to an LED explosion-proof lamp.
Background
The traditional LED explosion-proof lamp has poor heat dissipation effect and influences the service life of the lamp. The reliability of the power supply electrode mounting is poor, often resulting in poor contact. How to solve the problems is a technical problem in the field.
Disclosure of Invention
The invention aims to provide an LED explosion-proof lamp which is good in heat dissipation effect.
In order to solve the above technical problem, the present invention provides an LED explosion-proof lamp, comprising: a cold-forged heat sink comprising: the chassis that bottom surface and LED lamp plate laminating set up, perpendicular, alternate distribution in a plurality of heat dissipation posts on the top surface on chassis, the section of each heat dissipation post is the C font, for solid heat dissipation post, hollow, the section is the heat dissipation post of C font, has bigger heat radiating area, and the air admission of being convenient for is in the hollow heat dissipation post and circulate and dispel the heat.
A plurality of heat dissipation columns are distributed on a plurality of concentric circles on the top surface of the base plate; the openings on the cylindrical surface of the heat dissipation columns are perpendicular to the top surface of the chassis, and the openings of the heat dissipation columns are distributed in the clockwise direction, so that heated air spirally rises clockwise and obliquely upwards, namely whirlwind is formed, the convection speed of the air on the cold forging radiator is increased, and the heat dissipation efficiency is further improved. Through experiments, when the LED explosion-proof lamp works, under the same conditions, the scheme that the openings of the radiating columns are distributed along the clockwise direction is adopted, and compared with the scheme that the openings of the radiating columns are randomly distributed, the surface temperature of the cold forging radiator is lower, and the radiating efficiency is improved by 5-10%.
The lower extreme sealing connection of cold forging radiator is used for holding the light source chamber radiator of LED lamp plate, the sealed translucent cover that is equipped with in the bottom opening of light source chamber radiator.
The upper end of the cold forging radiator is connected with an electric appliance radiator, the upper end of the center of the electric appliance radiator is provided with an electric appliance installation cavity used for arranging an LED driving circuit, and the opening of the electric appliance installation cavity is hermetically connected with a top cover.
The electrical appliance radiator is integrally bowl-shaped, and radiating fins of the electrical appliance radiator, which are positioned on the periphery of the electrical appliance installation cavity, are hollowed out; radiating fins around the light source cavity radiator are distributed at intervals, and gaps among the radiating fins are communicated up and down.
The top opening of the electrical appliance mounting cavity is circular, lower U-shaped grooves which are distributed annularly are arranged on the inner wall adjacent to the top opening, a plurality of circular arc-shaped notches are arranged on the top surface of the top opening, and each circular arc-shaped notch is communicated with the lower U-shaped groove; the LED explosion-proof lamp also comprises an upper electrode mounting plate and a lower electrode mounting plate, wherein a first electrode is arranged at the center of the lower electrode mounting plate, an annular contact piece which is concentric with the lower electrode mounting plate and is used as a second electrode is also arranged on the lower electrode mounting plate, and the first electrode and the second electrode are a pair of electric source electrodes of the LED driving circuit; the edge of the electrode lower mounting plate extends outwards to form bulges which are suitable for being matched with the circular arc notches, the top end parts of the bulges are inclined planes, and the included angles between the inclined planes at the top ends of the bulges and the top surface of the electrode lower mounting plate are the same; during the installation, each convex breach is gone into in the cooperation respectively to each arch on the mounting panel under the electrode, then follows the rotatory angle of orientation on inclined plane, can make each inclined plane with U type groove tight fit down, the mounting panel tight fit is in under the fixed electrode this moment in the U type groove down, and then need not to adopt the fix with screw, made things convenient for the installation, improved the installation effectiveness, and be convenient for change, maintain.
An installation cavity is arranged in the inner cavity of the top cover, the installation cavity is provided with a downward circular port, upper U-shaped grooves are annularly distributed on the inner wall adjacent to the port, a plurality of semicircular notches are arranged on the bottom surface of the port, and each semicircular notch is communicated with the upper U-shaped groove; a first upper electrode matched with the first electrode is arranged at the center of the upper electrode mounting plate, a second upper electrode matched with the annular contact piece is also arranged on the upper electrode mounting plate, lugs suitable for being matched with the semicircular notches extend outwards from the edge of the upper electrode mounting plate, the bottom end parts of the lugs are inclined planes, and included angles between the inclined planes at the bottom ends of the lugs and the bottom surface of the upper electrode mounting plate are the same; during the installation, each lug on the mounting panel cooperates respectively into each semicircular gap on the electrode, then along the rotatory angle of orientation on lug bottom inclined plane, can make the inclined plane of each lug bottom with go up U type groove tight fit to make mounting panel tight fit on the electrode be in go up in the U type groove, and then need not to adopt the fix with screw, made things convenient for the installation, improved the installation effectiveness, and be convenient for change, maintain.
The top cover is in threaded fit with the outer wall of the electric appliance installation cavity of the electric appliance radiator, when the top cover and the electric appliance radiator are screwed tightly, the annular contact piece is in elastic electrical contact with the second upper electrode, the first electrode is in elastic electrical contact with the first upper electrode, and the reliability of connection between the electrodes is ensured.
The friction force between the annular contact piece and the second upper electrode can enable the electrode upper mounting plate and the electrode lower mounting plate to be respectively and tightly matched in the upper U-shaped groove and the lower U-shaped groove, and the reliability of connection between the electrodes is ensured.
The cold forging radiator of the LED explosion-proof lamp has the advantages that the cross section of the cold forging radiator is in a hollow cylindrical shape, so that the radiating area is increased; multiple heat radiation structure: the cold forging radiator, the electric appliance radiating cavity and the light source cavity radiator are combined; the heat dissipation cavity of the electric appliance mainly has multiple heat dissipation functions, and hot gas dissipated from the cold forging heat sink is further dissipated through the heat dissipation cavity due to the fact that heat is upward; secondly, a transformer is arranged in the radiator, and the radiator can also radiate heat generated by the transformer; light source cavity radiator: the prior art does not have the advantages that the heat dissipation device is mainly used for dissipating heat dissipated by the toughened transparent part; top cover: the device is mainly used for power failure and power failure when a cover is opened; the top cover and the electric heat dissipation cavity are installed in a split mode, and the cover opening power-off device consists of an electrode upper installation plate and an electrode lower installation plate; the prior art is torsion spring fixed, but the torsion spring is fixed and is difficult to install and take out. The electrodes on the upper electrode mounting plate and the lower electrode mounting plate are respectively electrified through contact, and are powered off when separated.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is an exploded view of the LED explosion-proof lamp of the present invention;
FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1;
FIG. 3 is a perspective view of a cold-forged heat sink;
FIG. 4 is an end view of the top end face of the cold-forged heat sink;
FIG. 5 is a schematic view of the assembly structure of the radiator, the upper electrode mounting plate and the lower electrode mounting plate of the electric appliance;
FIG. 6 is a schematic view of the assembly structure of the top cover and the mounting plate on the electrode;
FIG. 7 is a bottom view of the top cover;
FIG. 8 is a side view of the top cover;
FIG. 9 is a perspective view of an appliance heat sink;
FIG. 10 is a perspective view of a light source cavity heatsink;
FIG. 11 is a structural view of the upper end face of the electrode lower mounting plate;
FIG. 12 is a perspective view of the electrode lower mounting plate;
fig. 13 is a structural view of the lower end face of the electrode upper mounting plate.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams each illustrating the basic structure of the present invention only in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 13, an LED explosion-proof lamp of the present invention includes: the cold forging radiator 2, the cold forging radiator 2 includes: the bottom surface and the LED lamp panel 1 are attached to the chassis 2-2, the bottom surface and the LED lamp panel 1 are vertically and alternately distributed on the plurality of heat dissipation columns 2-1 on the top surface of the chassis 2-2, the sections of the heat dissipation columns 2-1 are C-shaped, and compared with solid heat dissipation columns, the hollow heat dissipation columns with the C-shaped sections have larger heat dissipation areas and are convenient for air to enter the hollow heat dissipation columns and circulate to dissipate heat.
A plurality of heat dissipation columns 2-1 are distributed on a plurality of concentric circumferences on the top surface of the chassis 2-2; openings on the cylindrical surfaces of the heat dissipation columns 2-1 are perpendicular to the top surface of the base plate, and the openings of the heat dissipation columns 2-1 are distributed along the clockwise direction, so that heated air spirally rises upwards in a clockwise and oblique mode, namely whirlwind is formed, the convection velocity of the air on the cold forging radiator is increased, and further the heat dissipation efficiency is improved. Through experiments, under the same conditions, the scheme that the openings of the radiating columns 2-1 are distributed along the clockwise direction is adopted, and compared with the scheme that the openings of the radiating columns 2-1 are randomly distributed, the surface temperature of the cold forging radiator 2 is lower, and the radiating efficiency is improved by 5-10%.
The lower extreme sealing connection of cold forging radiator 2 is used for holding the light source chamber radiator 3 of LED lamp plate 1, the sealed translucent cover 4 that is equipped with in bottom opening of light source chamber radiator 3.
The upper end of the cold forging radiator 2 is connected with an electric appliance radiator 5, the upper end of the center of the electric appliance radiator 5 is provided with an electric appliance installation cavity 5-1 for arranging an LED drive circuit, and the opening of the electric appliance installation cavity 5-1 is hermetically connected with a top cover 6.
The electrical appliance radiator 5 is integrally bowl-shaped, and radiating fins of the electrical appliance radiator 5, which are positioned on the periphery of the electrical appliance mounting cavity 5-1, are hollowed out; radiating fins on the periphery of the light source cavity radiator 3 are distributed at intervals, and gaps among the radiating fins are communicated up and down.
The top opening of the electrical appliance mounting cavity 5-1 is circular, lower U-shaped grooves 5-10 which are distributed annularly are arranged on the inner wall adjacent to the top opening, a plurality of circular arc-shaped notches 5-11 are arranged on the top surface of the top opening, and each circular arc-shaped notch 5-11 is communicated with the lower U-shaped groove 5-10; the LED explosion-proof lamp further comprises an electrode upper mounting plate 7 and an electrode lower mounting plate 8, a first electrode is arranged at the center of the electrode lower mounting plate 8, an annular contact piece 8-2 which is concentric with the electrode lower mounting plate 8 and serves as a second electrode is further arranged on the electrode lower mounting plate 8, and the first electrode and the second electrode are a pair of electric source electrodes of the LED driving circuit; the edge of the electrode lower mounting plate 8 extends outwards to form a protrusion 8-1 which is suitable for being matched with each circular arc notch 5-11, the top end part of each protrusion 8-1 is an inclined plane, and the included angle between the inclined plane at the top end of each protrusion 8-1 and the top surface of the electrode lower mounting plate 8 is the same; when the electrode lower mounting plate is installed, the bulges 8-1 on the electrode lower mounting plate 8 are respectively matched with the circular arc notches 5-11, then the electrode lower mounting plate is rotated by an angle along the orientation of the inclined plane, so that each inclined plane can be tightly matched with the lower U-shaped groove 5-10, the fixed electrode lower mounting plate 8 is tightly matched in the lower U-shaped groove 5-10, and further, the electrode lower mounting plate is not required to be fixed by screws, so that the installation is facilitated, the installation efficiency is improved, and the electrode lower mounting plate is convenient to replace and maintain.
An installation cavity is arranged in the inner cavity of the top cover 6, the installation cavity is provided with a downward circular port, the inner wall adjacent to the port is provided with upper U-shaped grooves 6-10 which are distributed in an annular mode, the bottom surface of the port is provided with a plurality of semicircular notches 6-11, and each semicircular notch 6-11 is communicated with the upper U-shaped groove 6-10; a first upper electrode 7-1 matched with the first electrode is arranged at the center of the upper electrode mounting plate 7, a second upper electrode 7-2 matched with the annular contact piece 8-2 is also arranged on the upper electrode mounting plate 7, the edge of the upper electrode mounting plate 7 extends outwards to form a lug 7-3 matched with each semicircular gap 6-11, the bottom end part of each lug 7-3 is an inclined plane, and the inclined plane at the bottom end of each lug 7-3 is the same as the bottom surface of the upper electrode mounting plate 7 in included angle; when the electrode mounting plate is mounted, the lugs 7-3 on the electrode mounting plate 7 are respectively matched with the semicircular notches 6-11, and then the electrode mounting plate is rotated by an angle along the direction of the inclined planes at the bottom ends of the lugs 7-3, so that the inclined planes at the bottom ends of the lugs 7-3 are tightly matched with the upper U-shaped groove 6-10, the electrode mounting plate 7 is tightly matched in the upper U-shaped groove 6-10, further, the electrode mounting plate is not required to be fixed by screws, the mounting is convenient to mount, the mounting efficiency is improved, and the electrode mounting plate is convenient to replace and maintain.
The top cover 6 is in threaded fit with the outer wall of an electrical appliance mounting cavity 5-1 of the electrical appliance radiator 5, when the top cover 6 and the electrical appliance radiator 5 are screwed tightly, the annular contact piece 8-2 is in elastic electrical contact with the second upper electrode 7-2, and the first electrode is in elastic electrical contact with the first upper electrode 7-1, so that the reliability of connection between the electrodes is ensured.
The friction force between the annular contact piece 8-2 and the second upper electrode 7-2 can enable the electrode upper mounting plate 7 and the electrode lower mounting plate 8 to be respectively and tightly matched in the upper U-shaped groove 6-10 and the lower U-shaped groove 5-10, so that the reliability of connection between the electrodes is ensured.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. An LED explosion-proof lamp comprising a cold-forged heat sink (2), the cold-forged heat sink (2) comprising: bottom surface and LED lamp plate (1) laminating chassis (2-2) that set up, perpendicular, alternate distribution in a plurality of heat dissipation post (2-1) on the top surface of chassis (2-2), its characterized in that: the section of each heat dissipation column (2-1) is C-shaped;
the upper end of the cold forging radiator (2) is connected with an electric appliance radiator (5), the upper end of the center of the electric appliance radiator (5) is provided with an electric appliance installation cavity (5-1) for arranging an LED drive circuit, and the opening of the electric appliance installation cavity (5-1) is hermetically connected with a top cover (6);
the electrical appliance radiator (5) is integrally bowl-shaped, and radiating fins of the electrical appliance radiator (5) positioned on the periphery of the electrical appliance mounting cavity (5-1) are hollowed out; radiating fins on the periphery of the light source cavity radiator (3) are distributed at intervals, and gaps among the radiating fins are communicated up and down;
the top opening of the electrical appliance mounting cavity (5-1) is circular, lower U-shaped grooves (5-10) which are distributed annularly are arranged on the inner wall adjacent to the top opening, a plurality of circular arc notches (5-11) are arranged on the top surface of the top opening, and each circular arc notch (5-11) is communicated with the lower U-shaped groove (5-10);
the LED explosion-proof lamp further comprises an upper electrode mounting plate (7) and a lower electrode mounting plate (8), a first electrode is arranged at the center of the lower electrode mounting plate (8), an annular contact piece (8-2) which is concentric with the lower electrode mounting plate (8) and serves as a second electrode is further arranged on the lower electrode mounting plate (8), and the first electrode and the second electrode are a pair of power sources of the LED driving circuit;
the edge of the electrode lower mounting plate (8) extends outwards to form a protrusion (8-1) which is suitable for being matched with each circular arc notch (5-11), the top end part of each protrusion (8-1) is an inclined plane, and the inclined plane at the top end of each protrusion (8-1) and the top surface of the electrode lower mounting plate (8) form the same included angle;
when the electrode fixing device is installed, all the bulges (8-1) on the electrode lower installation plate (8) are respectively matched into all the circular arc notches (5-11), and then the electrode lower installation plate rotates for an angle along the direction of the inclined plane, so that all the inclined planes are tightly matched with the lower U-shaped groove (5-10), and the fixed electrode lower installation plate (8) is tightly matched in the lower U-shaped groove (5-10);
an installation cavity is arranged in the inner cavity of the top cover (6), the installation cavity is provided with a downward circular port, upper U-shaped grooves (6-10) which are distributed annularly are arranged on the inner wall adjacent to the port, a plurality of semicircular notches (6-11) are arranged on the bottom surface of the port, and each semicircular notch (6-11) is communicated with the upper U-shaped groove (6-10);
a first upper electrode (7-1) matched with the first electrode is arranged at the center of the upper electrode mounting plate (7), a second upper electrode (7-2) matched with the annular contact piece (8-2) is further arranged on the upper electrode mounting plate (7), lugs (7-3) matched with the semicircular notches (6-11) extend outwards from the edge of the upper electrode mounting plate (7), the bottom end part of each lug (7-3) is an inclined plane, and the inclined plane at the bottom end of each lug (7-3) and the bottom surface of the upper electrode mounting plate (7) form the same included angle;
when the electrode mounting plate is mounted, the lugs (7-3) on the electrode mounting plate (7) are respectively matched with the semicircular notches (6-11), and then the electrode mounting plate is rotated for an angle along the direction of the inclined plane at the bottom end of the lugs (7-3), so that the inclined plane at the bottom end of each lug (7-3) is tightly matched with the upper U-shaped groove (6-10), and the electrode mounting plate (7) is tightly matched in the upper U-shaped groove (6-10).
2. The LED explosion-proof lamp of claim 1, wherein a plurality of heat-dissipating studs (2-1) are distributed on a plurality of concentric circumferences on the top surface of the base plate (2-2); the openings on the cylindrical surfaces of the heat dissipation columns (2-1) are vertical to the top surface of the chassis, and the openings of the heat dissipation columns (2-1) are distributed along the clockwise direction.
3. The LED explosion-proof lamp as claimed in claim 1 or 2, characterized in that the lower end of the cold forging radiator (2) is hermetically connected with a light source cavity radiator (3) for accommodating the LED lamp panel (1), and a transparent cover (4) is hermetically arranged on an opening at the bottom end of the light source cavity radiator (3).
4. The LED explosion-proof lamp as claimed in claim 1, wherein the top cover (6) is screw-fitted to the outer wall of the electrical appliance mounting cavity (5-1) of the electrical appliance heat sink (5), and when the top cover (6) and the electrical appliance heat sink (5) are screwed to each other, the annular contact piece (8-2) is in elastic electrical contact with the second upper electrode (7-2), and the first electrode is in elastic electrical contact with the first upper electrode (7-1).
5. The LED explosion-proof lamp as claimed in claim 4, wherein the friction force between the annular contact plate (8-2) and the second upper electrode (7-2) can make the electrode upper mounting plate (7) and the electrode lower mounting plate (8) further tightly fit in the upper U-shaped groove (6-10) and the lower U-shaped groove (5-10), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510359102.7A CN106322305B (en) | 2015-06-25 | 2015-06-25 | LED explosion-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510359102.7A CN106322305B (en) | 2015-06-25 | 2015-06-25 | LED explosion-proof lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106322305A CN106322305A (en) | 2017-01-11 |
| CN106322305B true CN106322305B (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510359102.7A Active CN106322305B (en) | 2015-06-25 | 2015-06-25 | LED explosion-proof lamp |
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| CN (1) | CN106322305B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114778345B (en) * | 2022-06-16 | 2022-09-06 | 江苏欧辉照明灯具有限公司 | Lampshade inspection device for explosion-proof lamp |
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| WO2013081269A1 (en) * | 2011-11-28 | 2013-06-06 | 온시스텍 주식회사 | Explosion-proof led-type lamp |
| CN203115582U (en) * | 2013-01-28 | 2013-08-07 | 浙江屹敦光电科技有限公司 | Portable large-power light-emitting diode (LED) radiation module lamp |
| CN103486461A (en) * | 2013-07-05 | 2014-01-01 | 浙江中博光电科技有限公司 | Waterproof LED (Light-Emitting Diode) ball bulb lamp |
| CN203605106U (en) * | 2013-12-18 | 2014-05-21 | 厦门闳照光电有限公司 | LED mining lamp |
| CN203940398U (en) * | 2014-07-11 | 2014-11-12 | 上海亚明照明有限公司 | A kind of high-efficiency heat radiating LED lamp |
| CN204268429U (en) * | 2014-12-19 | 2015-04-15 | 黄山永佳光电科技有限公司 | A kind of lamp radiator and adopt the LED lamp of this lamp radiator |
| CN204665173U (en) * | 2015-06-25 | 2015-09-23 | 袁烽旗 | A kind of LED anti-explosion lamp |
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2015
- 2015-06-25 CN CN201510359102.7A patent/CN106322305B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696778A (en) * | 2009-10-20 | 2010-04-21 | 南京汉德森科技股份有限公司 | LED explosion-proof lamp |
| WO2013081269A1 (en) * | 2011-11-28 | 2013-06-06 | 온시스텍 주식회사 | Explosion-proof led-type lamp |
| CN203115582U (en) * | 2013-01-28 | 2013-08-07 | 浙江屹敦光电科技有限公司 | Portable large-power light-emitting diode (LED) radiation module lamp |
| CN103486461A (en) * | 2013-07-05 | 2014-01-01 | 浙江中博光电科技有限公司 | Waterproof LED (Light-Emitting Diode) ball bulb lamp |
| CN203605106U (en) * | 2013-12-18 | 2014-05-21 | 厦门闳照光电有限公司 | LED mining lamp |
| CN203940398U (en) * | 2014-07-11 | 2014-11-12 | 上海亚明照明有限公司 | A kind of high-efficiency heat radiating LED lamp |
| CN204268429U (en) * | 2014-12-19 | 2015-04-15 | 黄山永佳光电科技有限公司 | A kind of lamp radiator and adopt the LED lamp of this lamp radiator |
| CN204665173U (en) * | 2015-06-25 | 2015-09-23 | 袁烽旗 | A kind of LED anti-explosion lamp |
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| CN106322305A (en) | 2017-01-11 |
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