CN106322305A - LED explosion-proof lamp - Google Patents
LED explosion-proof lamp Download PDFInfo
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- CN106322305A CN106322305A CN201510359102.7A CN201510359102A CN106322305A CN 106322305 A CN106322305 A CN 106322305A CN 201510359102 A CN201510359102 A CN 201510359102A CN 106322305 A CN106322305 A CN 106322305A
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- electrode
- type groove
- projection
- heat dissipation
- mounting plate
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Classifications
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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
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention provides an LED explosion-proof lamp. The LED explosion-proof lamp comprises a cold-forging heat sink, wherein the cold-forging heat sink comprises a chassis and multiple heat dissipation posts; the bottom surface of the chassis clings to an LED lamp panel; the multiple heat dissipation posts are vertically distributed on the top surface of the chassis at intervals; the cross section of each heat dissipation post is C-shaped; and compared with solid heat dissipation posts, the hollow heat dissipation posts with C-shaped cross sections have larger heat dissipation area, and air can enter the hollow heat dissipation posts conveniently and flow for heat dissipation. Multiple heat dissipation structures are adopted; the cold forging heat sink, an electric appliance heat dissipation cavity and a light source cavity heat sink are combined; the electric appliance heat dissipation cavity has multi-heat dissipation functions; and as heat rises upwards, heat dissipated from the cold forging heat sink can be further dissipated through the heat dissipation cavity.
Description
Technical field
The present invention relates to a kind of LED anti-explosion lamp.
Background technology
Traditional LED anti-explosion lamp radiating effect is poor, have impact on its life-span.The reliability that power electrode is installed is poor, often leads to loose contact.How to solve these problems, be the technical barrier of this area.
Summary of the invention
It is an object of the invention to provide a kind of LED anti-explosion lamp, its radiating effect is preferable.
In order to solve above-mentioned technical problem, the invention provides a kind of LED anti-explosion lamp, including: cold forging radiator, cold forging radiator includes: the chassis that bottom surface is arranged with LED lamp panel laminating, vertical, the multiple thermal columns distributed alternately on the end face on described chassis, and the section of each thermal column is C font, relative to solid thermal column, hollow, section is the thermal column of C font, has bigger area of dissipation, and is easy in air enters hollow thermal column and circulates and dispel the heat.
Multiple thermal column is distributed on the circumference of the multiple concentrics on the end face on described chassis；Opening on thermal column cylinder is perpendicular to described chassis face, the opening of each thermal column is distributed along clockwise direction, so that the air clockwise direction oblique upper spiral being heated, i.e. forms whirlwind, improve the cross-ventilation speed on cold forging radiator, and then improve radiating efficiency.Through experiment, during LED anti-explosion lamp work, under the same conditions, use the scheme that the opening of each thermal column is distributed along clockwise direction, relative to the scheme of the opening random distribution using each thermal column, the surface temperature of the former cold forging radiator is relatively low, and radiating efficiency improves 5-10%.
The lower end of described cold forging radiator is sealedly connected with the light-source chamber radiator for accommodating described LED lamp panel, the bottom end opening of light-source chamber radiator seals and is provided with translucent cover.
The upper end of described cold forging radiator connects heat radiation of electrical apparatus device, and the central upper end of heat radiation of electrical apparatus device is provided with the electric mounting chamber for arranging LED drive circuit, and the opening in this electric mounting chamber is sealedly connected with top cover.
Described heat radiation of electrical apparatus device is overall in bowl-shape, heat radiation of electrical apparatus device, the fin that is in periphery, electric mounting chamber be Openworks shape；The fin of light-source chamber radiator surrounding distributes alternately, and the gap up/down perforation between fin.
The open top in electric mounting chamber is rounded, and this open-topped inwall neighbouring is provided with the lower U-type groove of annular spread, is provided with multiple circular arc cutaway on this open-topped end face, and each circular arc cutaway communicates with described lower U-type groove；Described LED anti-explosion lamp also includes electrode upper mounting plate, electrode lower installation board, the center of electrode lower installation board is provided with the first electrode, being additionally provided with annular contact with this concentricity setting of electrode lower installation board, as the second electrode on electrode lower installation board, described first, second electrode is a pair power supply pole of described LED drive circuit；The edge of electrode lower installation board is outward extended with the projection being suitable to coordinate with described each circular arc cutaway, and the top ends of each projection is of an inclined plane, and the angle between the inclined-plane of each protruding apex with the end face of electrode lower installation board is identical；During installation, each projection on electrode lower installation board is respectively cooperating with into each circular arc cutaway, then along described inclined-plane towards rotating an angle, each inclined-plane and described lower U-type groove tight fit can be made, fixed electrode lower installation board now is a tight fit in described lower U-type groove, and then be screwed without adopting, facilitate installation, improve installation effectiveness, and be conveniently replaceable, safeguard.
The inner chamber of described top cover is provided with an installation cavity, this installation cavity has circular port down, and the inwall of neighbouring this port is provided with the upper U-type groove of annular spread, being provided with multiple semicircular indentations on the bottom surface of this port, each semicircular indentations communicates with described upper U-type groove；The center of electrode upper mounting plate is provided with electrode on first coordinated with described first electrode, electrode on second coordinated with described annular contact it is additionally provided with on electrode upper mounting plate, the edge of electrode upper mounting plate is outward extended with the projection being suitable to coordinate with described each semicircular indentations, the bottom of each projection is of an inclined plane, and the angle between the inclined-plane of each projection bottom and the bottom surface of electrode upper mounting plate is identical；During installation, each projection on electrode upper mounting plate is respectively cooperating with into each semicircular indentations, then along inclined-plane, projection bottom towards rotating an angle, the inclined-plane of each projection bottom and described upper U-type groove tight fit can be made, so that electrode upper mounting plate is a tight fit in described upper U-type groove, and then be screwed without adopting, facilitate installation, improve installation effectiveness, and be conveniently replaceable, safeguard.
Described top cover coordinates with the outer wall thread in the electric mounting chamber of heat radiation of electrical apparatus device, and when top cover screws each other with heat radiation of electrical apparatus device, resilient electrical contact between electrode on described annular contact and second, resilient electrical contact between electrode on described first electrode and first, it is ensured that the reliability connected between electrode.
Frictional force between electrode on described annular contact and second, can make electrode upper mounting plate, electrode lower installation board be a tight fit in the most further in described upper U-type groove, lower U-type groove, it is ensured that the reliability connected between electrode.
The invention has the beneficial effects as follows, the cold forging radiator of the LED anti-explosion lamp of the present invention, cross section is hollow cylinder, increasing heat radiation area；Multi-radiating structure: cold forging radiator, heat radiation of electrical apparatus chamber, light-source chamber radiator triplicity；Heat radiation of electrical apparatus chamber is mainly multiple heat dissipation effect, and due to heat upwards, then the steam shed in cold forging radiator is shed further by this heat dissipation cavity；Secondly, inside is placed with transformator, and this radiator may also function as distributing the heat that transformator produces；Light-source chamber radiator: do not have in prior art, is mainly used for distributing the heat that tempering Transparent Parts sheds；Top cover: be mainly used in power-off, uncovering power-off；Top cover and the split type installation of electric heat dissipation cavity, uncovering power-off device is made up of electrode upper mounting plate, electrode lower installation board；Prior art is that torsion spring is fixed, but torsion spring the most difficult fixing installation but also difficulty are taken out.Electrode on electrode upper mounting plate, electrode lower installation board is then energized by contact respectively, separates then power-off.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the decomposition chart of the LED anti-explosion lamp of the present invention；
Fig. 2 is the A-A sectional structure chart of Fig. 1；
Fig. 3 is the axonometric chart of cold forging radiator；
Fig. 4 is the end view drawing of the top end face of cold forging radiator；
Fig. 5 is the assembling structural representation of heat radiation of electrical apparatus device, electrode upper mounting plate, electrode lower installation board；
Fig. 6 is the assembling structural representation of top cover, electrode upper mounting plate；
Fig. 7 is the upward view of top cover；
Fig. 8 is the side structure schematic diagram of top cover；
Fig. 9 is the axonometric chart of heat radiation of electrical apparatus device；
Figure 10 is the axonometric chart of light-source chamber radiator；
Figure 11 is the structure chart of the upper surface of electrode lower installation board；
Figure 12 is the axonometric chart of electrode lower installation board；
Figure 13 is the structure chart of the lower surface of electrode upper mounting plate.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
If Fig. 1 is to shown in 13, a kind of LED anti-explosion lamp of the present invention, including: cold forging radiator 2, cold forging radiator 2 includes: the chassis 2-2 that bottom surface is arranged with LED lamp panel 1 laminating, vertical, the multiple thermal column 2-1 distributed alternately on the end face of described chassis 2-2, and the section of each thermal column 2-1 is C font, relative to solid thermal column, hollow, section is the thermal column of C font, has bigger area of dissipation, and is easy in air enters hollow thermal column and circulates and dispel the heat.
Multiple thermal column 2-1 is distributed on the circumference of the multiple concentrics on the end face of described chassis 2-2；Opening on thermal column 2-1 cylinder is perpendicular to described chassis face, the opening of each thermal column 2-1 is distributed along clockwise direction, so that the air clockwise direction oblique upper spiral being heated, i.e. forms whirlwind, improve the cross-ventilation speed on cold forging radiator, and then improve radiating efficiency.Through experiment, under the same conditions, using the scheme that the opening of each thermal column 2-1 is distributed along clockwise direction, relative to the scheme of the opening random distribution using each thermal column 2-1, the surface temperature of the former cold forging radiator 2 is relatively low, and radiating efficiency improves 5-10%.
The lower end of described cold forging radiator 2 is sealedly connected with the light-source chamber radiator 3 for accommodating described LED lamp panel 1, the bottom end opening of light-source chamber radiator 3 seals and is provided with translucent cover 4.
The upper end of described cold forging radiator 2 connects heat radiation of electrical apparatus device 5, and the central upper end of heat radiation of electrical apparatus device 5 is provided with the electric mounting chamber 5-1 for arranging LED drive circuit, and the opening of this electric mounting chamber 5-1 is sealedly connected with top cover 6.
Described heat radiation of electrical apparatus device 5 entirety is bowl-shape, heat radiation of electrical apparatus device 5, the fin that is in 5-1 periphery, electric mounting chamber be Openworks shape；The fin of light-source chamber radiator 3 surrounding distributes alternately, and the gap up/down perforation between fin.
The open top of electric mounting chamber 5-1 is rounded, and lower U-type groove 5-10 of annular spread it is provided with adjacent to this open-topped inwall, being provided with multiple circular arc cutaway 5-11 on this open-topped end face, each circular arc cutaway 5-11 communicates with described lower U-type groove 5-10；Described LED anti-explosion lamp also includes electrode upper mounting plate 7, electrode lower installation board 8, the center of electrode lower installation board 8 is provided with the first electrode, being additionally provided with annular contact 8-2 with this concentricity setting of electrode lower installation board 8, as the second electrode on electrode lower installation board 8, described first, second electrode is a pair power supply pole of described LED drive circuit；The edge of electrode lower installation board 8 is outward extended with the protruding 8-1 being suitable to coordinate with described each circular arc cutaway 5-11, and the top ends of each protruding 8-1 is of an inclined plane, and the angle between inclined-plane and the end face of electrode lower installation board 8 on each protruding 8-1 top is identical；During installation, each protruding 8-1 on electrode lower installation board 8 is respectively cooperating with into each circular arc cutaway 5-11, then along described inclined-plane towards rotating an angle, each inclined-plane and described lower U-type groove 5-10 tight fit can be made, fixed electrode lower installation board 8 now is a tight fit in described lower U-type groove 5-10, and then be screwed without adopting, facilitate installation, improve installation effectiveness, and be conveniently replaceable, safeguard.
The inner chamber of described top cover 6 is provided with an installation cavity, this installation cavity has circular port down, and the inwall of neighbouring this port is provided with upper U-type groove 6-10 of annular spread, the bottom surface of this port is provided with multiple semicircular indentations 6-11, each semicircular indentations 6-11 and communicates with described upper U-type groove 6-10；The center of electrode upper mounting plate 7 is provided with electrode 7-1 on first coordinated with described first electrode, electrode 7-2 on second coordinated with described annular contact 8-2 it is additionally provided with on electrode upper mounting plate 7, the edge of electrode upper mounting plate 7 is outward extended with the projection 7-3 being suitable to coordinate with described each semicircular indentations 6-11, the bottom of each projection 7-3 is of an inclined plane, and the angle between inclined-plane and the bottom surface of electrode upper mounting plate 7 of each projection 7-3 bottom is identical；During installation, each projection 7-3 on electrode upper mounting plate 7 is respectively cooperating with into each semicircular indentations 6-11, then along inclined-plane, projection 7-3 bottom towards rotating an angle, the inclined-plane of each projection 7-3 bottom and described upper U-type groove 6-10 tight fit can be made, so that electrode upper mounting plate 7 is a tight fit in described upper U-type groove 6-10, and then be screwed without adopting, facilitate installation, improve installation effectiveness, and be conveniently replaceable, safeguard.
Described top cover 6 coordinates with the outer wall thread of the electric mounting chamber 5-1 of heat radiation of electrical apparatus device 5, and when top cover 6 screws each other with heat radiation of electrical apparatus device 5, resilient electrical contact between electrode 7-2 on described annular contact 8-2 and second, resilient electrical contact between electrode 7-1 on described first electrode and first, it is ensured that the reliability connected between electrode.
Frictional force between electrode 7-2 on described annular contact 8-2 and second, can make electrode upper mounting plate 7, electrode lower installation board 8 be a tight fit in the most further in described upper U-type groove 6-10, lower U-type groove 5-10, it is ensured that the reliability connected between electrode.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine its technical scope according to right.
Claims (8)
1. a LED anti-explosion lamp, including cold forging radiator (2), cold forging radiator (2) including: the chassis (2-2) that bottom surface is arranged with LED lamp panel (1) laminating, vertically, distribute alternately the multiple thermal columns (2-1) on the end face of described chassis (2-2), it is characterised in that: the section of each thermal column (2-1) is C font.
2. LED anti-explosion lamp as claimed in claim 1, it is characterised in that multiple thermal column (2-1) is distributed on the circumference of the multiple concentrics on the end face of described chassis (2-2)；Opening on thermal column (2-1) cylinder is perpendicular to described chassis face, and the opening of each thermal column (2-1) is distributed along clockwise direction.
3. LED anti-explosion lamp as claimed in claim 1 or 2, it is characterized in that, the lower end of described cold forging radiator (2) is sealedly connected with the light-source chamber radiator (3) for accommodating described LED lamp panel (1), the bottom end opening of light-source chamber radiator (3) seals and is provided with translucent cover (4).
4. LED anti-explosion lamp as claimed in claim 1 or 2, it is characterized in that, the upper end of described cold forging radiator (2) connects heat radiation of electrical apparatus device (5), the central upper end of heat radiation of electrical apparatus device (5) is provided with the electric mounting chamber (5-1) for arranging LED drive circuit, and the opening in this electric mounting chamber (5-1) is sealedly connected with top cover (6).
5. LED anti-explosion lamp as claimed in claim 4, it is characterised in that described heat radiation of electrical apparatus device (5) is overall in bowl-shape, heat radiation of electrical apparatus device (5), the fin that is in electric mounting chamber (5-1) periphery be Openworks shape；The fin of light-source chamber radiator (3) surrounding distributes alternately, and the gap up/down perforation between fin.
6. LED anti-explosion lamp as claimed in claim 4, it is characterized in that, the open top in electric mounting chamber (5-1) is rounded, and the lower U-type groove (5-10) of annular spread it is provided with adjacent to this open-topped inwall, being provided with multiple circular arc cutaway (5-11) on this open-topped end face, each circular arc cutaway (5-11) communicates with described lower U-type groove (5-10)；
Described LED anti-explosion lamp also includes electrode upper mounting plate (7), electrode lower installation board (8), the center of electrode lower installation board (8) is provided with the first electrode, being additionally provided with annular contact (8-2) with this electrode lower installation board (8) concentricity setting, as the second electrode on electrode lower installation board (8), described first, second electrode is a pair power supply pole of described LED drive circuit；
The edge of electrode lower installation board (8) is outward extended with the projection (8-1) being suitable to coordinate with described each circular arc cutaway (5-11), the top ends of each projection (8-1) is of an inclined plane, and the angle between the inclined-plane on each projection (8-1) top and the end face of electrode lower installation board (8) is identical；
During installation, each projection (8-1) on electrode lower installation board (8) is respectively cooperating with into each circular arc cutaway (5-11), then along described inclined-plane towards rotating an angle, can make each inclined-plane and described lower U-type groove (5-10) tight fit, fixed electrode lower installation board (8) now is a tight fit in described lower U-type groove (5-10)；
The inner chamber of described top cover (6) is provided with an installation cavity, this installation cavity has circular port down, and the inwall of neighbouring this port is provided with the upper U-type groove (6-10) of annular spread, being provided with multiple semicircular indentations (6-11) on the bottom surface of this port, each semicircular indentations (6-11) communicates with described upper U-type groove (6-10)；
The center of electrode upper mounting plate (7) is provided with electrode (7-1) on first coordinated with described first electrode, electrode (7-2) on second coordinated with described annular contact (8-2) it is additionally provided with on electrode upper mounting plate (7), the edge of electrode upper mounting plate (7) is outward extended with the projection (7-3) being suitable to coordinate with described each semicircular indentations (6-11), the bottom of each projection (7-3) is of an inclined plane, and the angle between the inclined-plane of each projection (7-3) bottom and the bottom surface of electrode upper mounting plate (7) is identical；
During installation, each projection (7-3) on electrode upper mounting plate (7) is respectively cooperating with into each semicircular indentations (6-11), then along projection (7-3) inclined-plane, bottom towards rotating an angle, the inclined-plane of each projection (7-3) bottom and described upper U-type groove (6-10) tight fit can be made, so that electrode upper mounting plate (7) is a tight fit in described upper U-type groove (6-10).
7. LED anti-explosion lamp as claimed in claim 6, it is characterized in that, described top cover (6) coordinates with the outer wall thread in the electric mounting chamber (5-1) of heat radiation of electrical apparatus device (5), and when top cover (6) screws each other with heat radiation of electrical apparatus device (5), resilient electrical contact, resilient electrical contact between electrode (7-1) on described first electrode and first between electrode (7-2) on described annular contact (8-2) and second.
8. LED anti-explosion lamp as claimed in claim 7, it is characterized in that, frictional force between electrode (7-2) on described annular contact (8-2) and second, can make electrode upper mounting plate (7), electrode lower installation board (8) be a tight fit in the most further in described upper U-type groove (6-10), lower U-type groove (5-10).
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 true CN106322305A (en) | 2017-01-11 |
| CN106322305B CN106322305B (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510359102.7A Active CN106322305B (en) | 2015-06-25 | 2015-06-25 | LED explosion-proof lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114778345A (en) * | 2022-06-16 | 2022-07-22 | 江苏欧辉照明灯具有限公司 | Lampshade inspection device for explosion-proof lamp |
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| CN204665173U (en) * | 2015-06-25 | 2015-09-23 | 袁烽旗 | A kind of LED anti-explosion lamp |
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| 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 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114778345A (en) * | 2022-06-16 | 2022-07-22 | 江苏欧辉照明灯具有限公司 | Lampshade inspection device for explosion-proof lamp |
| 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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| Publication number | Publication date |
|---|---|
| CN106322305B (en) | 2023-03-03 |
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