CN108050427B - Explosion-proof LED lamp - Google Patents

Explosion-proof LED lamp Download PDF

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Publication number
CN108050427B
CN108050427B CN201711298689.0A CN201711298689A CN108050427B CN 108050427 B CN108050427 B CN 108050427B CN 201711298689 A CN201711298689 A CN 201711298689A CN 108050427 B CN108050427 B CN 108050427B
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CN
China
Prior art keywords
lamp
power supply
shell
wiring
heat dissipation
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Active
Application number
CN201711298689.0A
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Chinese (zh)
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CN108050427A (en
Inventor
郑振晓
张昌勇
李恭朝
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Hrlm Technology Inc Co
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Hrlm Technology Inc Co
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Priority to CN201711298689.0A priority Critical patent/CN108050427B/en
Publication of CN108050427A publication Critical patent/CN108050427A/en
Application granted granted Critical
Publication of CN108050427B publication Critical patent/CN108050427B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening 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
    • F21V17/16Fastening 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 by deformation of parts; Snap action mounting
    • F21V17/164Fastening 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 by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/001Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • F21V29/777Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having directions perpendicular to the light emitting axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The utility model provides a lamps and lanterns do not have wire connection structure and explosion-proof LED lamp, includes can with the last wiring spare of the power cord electricity connection of drawing forth in the lamps and lanterns upper housing, can with the lower wiring spare of the electric wire electricity connection of drawing forth in the lamps and lanterns lower housing, go up the wiring spare and can pull out with lower wiring spare and insert ground electric connection, go up the wiring spare and realize having no wire with lower wiring spare and be connected, go up the quick assembly disassembly structure that has on the wiring spare and can dismantle the connection with the lamps and lanterns upper housing. The lamp wire-free connecting structure with the brand new assembly structure is characterized in that a power supply connecting piece is divided into two bodies, namely an upper wiring piece and a lower wiring piece, a power supply wire is led out from the inside of an upper shell of the lamp and then is connected with the upper wiring piece, and the upper wiring piece and the upper shell of the lamp can be conveniently and quickly installed through a quick-release structure after being connected; the lower wiring piece and the wire led out from the lamp lower shell body in the lamp can be connected on the workbench, after the connection is completed, the upper wiring piece and the lower wiring piece are inserted in a butt joint mode, then the lamp upper shell body and the lamp lower shell body are connected, the whole lamp is installed, and the operation is convenient.

Description

Explosion-proof LED lamp
Technical Field
The invention relates to an explosion-proof LED lamp.
Background
The lamp is internally provided with an electric wire, and when the lamp is installed, the electric wire inside the lamp needs to be connected with a power line led out from a wall body. In the conventional lamp wireless connection structure, the end of the power line and the end of the electric wire in the lamp are respectively screwed and fixed on the upper side and the lower side of the lamp wireless connection structure by adopting a threaded screw mode. Usually the power cord all is located the space top, like ceiling, street lamp top, during the lamps and lanterns installation, one can't accomplish the installation usually, will two people accomplish usually, holds in the palm lamps and lanterns alone, and another person uses the instrument to screw up between with power cord and the power connector to be connected, and is very inconvenient when the installation is implemented, wastes time and energy and takes the manual work.
Disclosure of Invention
The invention aims to provide an explosion-proof LED lamp.
In order to solve the technical problems, the invention adopts a technical scheme that: an explosion-proof LED lamp comprises a lamp leadless connecting structure, the lamp leadless connecting structure comprises an upper wiring piece which can be electrically connected with a power line LED out from the interior of a lamp upper shell and a lower wiring piece which can be electrically connected with a power line LED out from the interior of the lamp lower shell, the upper wiring piece and the lower wiring piece can be electrically connected in a plugging and unplugging manner, the upper wiring piece and the lower wiring piece are connected in a leadless manner, the upper wiring piece is provided with a quick assembling and disassembling structure which can be disassembled and connected with the lamp upper shell,
the upper wiring piece and the lower wiring piece can be inserted and arranged in a 360-degree rotating mode around the central line of the upper lamp shell, the upper lamp shell is connected with the lower lamp shell in a screwed mode through threads,
the upper shell of the lamp is a wire outlet sleeve, the lower shell of the lamp is an upper power supply box body, the explosion-proof LED lamp also comprises a lower power supply box body detachably connected with the upper power supply box body, a power supply cavity for accommodating a driving power supply is formed between the upper power supply box body and the lower power supply box body,
the explosion-proof LED lamp also comprises a light source shell with a substrate, a light source device arranged on the front surface of the substrate, and a transparent cover covering the front surface of the substrate and the light source device,
the power supply upper box body is detachably connected with the light source shell,
the light source shell comprises a heat dissipation layer integrally formed on the back of the base plate, the heat dissipation layer comprises a power box mounting platform positioned in the middle and a fin ring arranged around the periphery of the power box mounting platform, the power box mounting platform comprises a mounting wiring pipe positioned in the middle and a plurality of heat dissipation main rib plates formed by radially and outwardly extending the mounting wiring pipe, the outer end of each heat dissipation main rib plate is respectively branched and continuously extends outwards to form two fins, all the fins form the fin ring, the height of the whole fin ring is higher than that of the power box mounting platform, the lower power box body is mounted on the power box mounting platform,
the through pipe of the lower box body of the power supply is correspondingly matched with the installation routing pipe,
the power supply box mounting platform also comprises a heat dissipation connecting ring taking the central line of the mounting wiring pipe as the center of a circle, and a plurality of heat dissipation auxiliary rib plates formed by radially extending outwards of the heat dissipation connecting ring, the outer end part of each heat dissipation auxiliary rib plate is respectively branched and continuously extends outwards to form two fins, the heat dissipation connecting ring is combined with the plurality of heat dissipation main rib plates,
each fin extends gradually and thinly from the junction with the main rib plate of the heat dissipation outwards,
the middle part of the front surface of the substrate is an outwardly convex boss part, the light source device is arranged on the boss part, the transparent cover comprises a cover edge ring and a transparent cover body which is formed by downwards sinking from the ring of the cover edge ring to form an arc surface body which protrudes downwards, the boss part and the light source device are positioned in a cavity of the transparent cover body, one of the upper wiring part and the lower wiring part is provided with a convex central rod and a multi-ring inserting ring which takes the central rod central line as the center of a circle, the other of the upper wiring part and the lower wiring part is provided with a peripheral wall which overlaps with the convex multi-ring central line, a slot which can accommodate the inserting ring is formed between every two adjacent peripheral walls, a central slot which can accommodate the central rod is formed in the peripheral wall which is positioned at the center, a plurality of second electric conductors are arranged on the vertical surfaces of the central rod and/or the plurality of the inserting rings, and a first electric conductor which corresponds to the second electric conductors is arranged, when the upper wiring piece and the lower wiring piece are in an inserted state, the plurality of first conductors are respectively contacted with the corresponding second conductors, the first conductors are elastic contacts, the second conductors are conductive rings and are in annular veneering structures.
In some embodiments, the first conductor and the second conductor are elastic contact and conductive ring structures that are engaged with each other, and when the upper lamp housing and the lower lamp housing are in a connected state, a centerline of the thread and a centerline of the insert ring coincide with a centerline of the surrounding wall.
In some embodiments, the quick-release structure includes a plurality of elastic buckles disposed on the peripheral portion of the upper wiring member, and a button for controlling the elastic buckles to retract, the button is fixed on the elastic buckles, a plurality of bosses are disposed in the upper housing of the lamp, and when the corresponding elastic buckles are elastically disposed on the bosses, the upper wiring member is fixed in position relative to the upper housing of the lamp.
The scope of the present invention is not limited to the specific combinations of the above-described features, and other embodiments in which the above-described features or their equivalents are arbitrarily combined are also intended to be encompassed. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: the invention provides a lamp wire-free connecting structure with a brand new assembly structure.A power supply connecting piece is divided into two bodies, namely an upper wiring piece and a lower wiring piece, a power supply wire is led out from the inside of an upper shell of the lamp and then is connected with the upper wiring piece, and the upper wiring piece and the upper shell of the lamp can be conveniently and quickly installed through a quick assembly and disassembly structure after connection; the lower wiring piece and the wire led out from the lamp lower shell body in the lamp can be connected on the workbench, after the connection is completed, the upper wiring piece and the lower wiring piece are inserted in a butt joint mode, then the lamp upper shell body and the lamp lower shell body are connected, the whole lamp is installed, and the operation is convenient.
Drawings
FIG. 1 is an appearance schematic diagram of an explosion-proof LED lamp;
FIG. 2 is a schematic full-section view of an explosion-proof LED lamp;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is a perspective view of a light source housing;
FIG. 5 is an exploded view of an explosion-proof LED lamp;
wherein: 1. a wire outlet sleeve; 11. a boss; 2. a power supply upper box body; 3. a power supply lower box body; 4. a light source housing; 41. a substrate; 42. a power supply box mounting platform; 421. installing a wiring pipe; 422. a heat dissipation main rib plate; 423. a heat dissipation auxiliary rib plate; 424. a heat dissipating coupling ring; 43. a fin ring; 431. a fin; 5. a light source device; 6. a transparent cover; 61. a cover edge ring; 62. a transparent cover body; 71. an upper wiring member; 711. a central slot; 712. a slot; 713. a first electrical conductor; 714. a surrounding wall; 715. elastic buckle; 716. a button; 72. a lower wiring member; 721. a center pole; 722. inserting a ring; 723. a second electrical conductor.
Detailed Description
As shown in fig. 1-3, a wireless connection structure for lamps is mainly used for lamps in split type installation. As shown in detail in fig. 3, the lamp includes an upper wiring member 71 for electrically connecting to a power line drawn from the upper housing of the lamp, and a lower wiring member 72 for electrically connecting to a power line drawn from the lower housing of the lamp. The upper wiring member 71 and the lower wiring member 72 can be electrically connected in a pluggable manner, which means that electrical conduction is realized when the upper wiring member 71 and the lower wiring member 72 are plugged in a power supply condition. The upper wiring piece 71 is provided with a quick-dismounting structure which can be detachably connected with the upper shell of the lamp. The quick-assembly and disassembly structure, such as the snap-fit boss 11, the spring pin and the like, is positioned by clamping and the like.
When the upper wiring piece 71 and the lower wiring piece 72 are connected in an inserting manner, the upper shell of the lamp and the lower shell of the lamp are installed and fixed, and the lamp is installed.
Regarding the specific structure of the mating portion between the upper wiring member 71 and the lower wiring member 72:
the lower wiring member 72 has a center rod 721 protruding upward and a plurality of turns of an insert ring 722 centered on the center line of the center rod 721. The upper wiring member 71 has a surrounding wall 714 with overlapped downwardly protruding multiple circles of center lines, a slot 712 capable of accommodating an insert 722 is formed between every two adjacent surrounding walls 714, and a central slot 711 capable of accommodating a central rod 721 is formed in the surrounding wall 714 positioned at the center. Center rod 721, insert ring 722, and surrounding wall 714 are insulators.
The plurality of walls 714 are provided with a plurality of first conductors 713, respectively, and the first conductors 713 are a plurality of elastic contacts elastically arranged in the slots 712. The central rod 721 and the plurality of insert rings 722 are respectively provided with a second conductor 723, and the second conductor 723 is a conductive ring attached to the outer surface of the central rod 721 and the inner and outer surfaces of the plurality of insert rings 722, and is an annular attaching structure. The top of the first conductor 713 is used to electrically connect to a power cord that is routed inside the upper housing of the light fixture. The bottom of the second conductor 723 is electrically connected to the wires led out from the lower housing of the lamp.
When the upper wiring member 71 and the lower wiring member 72 are in the inserted state, the plurality of first conductors 713 are respectively contacted with the corresponding second conductors 723, and the second conductors 723 are annular, so that the matching condition between the first conductors 713 and the second conductors 723 is not influenced no matter what angle state the upper lamp shell and the lower lamp shell are. And the surrounding wall 714 of the insert ring 722 is an insulator, so that the use is safe and the structure is compact.
The power line is led out from the inside of the lamp upper shell and then is connected with the upper wiring piece, and after the connection, the upper wiring piece and the lamp upper shell are conveniently and quickly installed through a quick assembly and disassembly structure; the lower wiring piece and the wire led out from the lamp lower shell body in the lamp can be connected on the workbench, after the connection is completed, the upper wiring piece and the lower wiring piece are inserted in a butt joint mode, then the lamp upper shell body and the lamp lower shell body are connected, the whole lamp is installed, and the operation is convenient.
The embodiment provides an explosion-proof LED lamp, and the application of the lamp wire-free connecting structure in the explosion-proof LED lamp is provided.
In this embodiment, the casing is the terminal collar 1 on the lamps and lanterns, and casing 2 on the power under the lamps and lanterns, and explosion-proof LED lamp still includes box body 3 under the power that can dismantle with box body 2 on the power, forms the power supply chamber that is used for acceping drive power supply between box body 3 under box body 2 and the power on the power. The explosion-proof LED lamp also comprises a light source shell 4 with a substrate 41, a light source device 5 arranged on the front surface of the substrate 41, a transparent cover 6 covering the front surface of the substrate 41 and the light source device 5, a ring shell for sealing and fixing the transparent cover 6 on the front surface of the substrate 41, and the like.
The upper wiring piece 71 is provided with a quick-mounting and dismounting structure which can be detachably connected with the upper shell (namely the wire outlet sleeve 1) of the lamp, and correspondingly, the upper shell (namely the wire outlet sleeve 1) of the lamp is also provided with a corresponding quick-mounting and dismounting structure. As shown in fig. 2 and 3, a plurality of bosses 11 are disposed in an upper housing (i.e., the wire outlet sleeve 1) of the lamp, a plurality of elastic buckles 715 and a button 716 for controlling retraction of the elastic buckles 715 are disposed at a peripheral portion of the corresponding upper wiring member 71, the button 716 is fixed on the elastic buckles 715, a limiting block may be disposed on each of the left and right sides of one of the plurality of bosses 11, and when the corresponding elastic buckle 715 is inserted between the two limiting blocks and the boss 11, the upper wiring member 71 is correspondingly positioned with respect to the upper housing of the lamp. When the upper wiring piece 71 is detached, the button 716 is only needed to be pressed, so that the elastic buckle 715 is separated from the upper part of the boss 11. The installation is convenient, and parts such as screws and the like are not needed. Because the upper shell of the lamp is in a higher position in space, when the upper wiring piece 71 is connected, the fixing modes such as screws are adopted, and the elements such as the screws are easy to fall off, so that the installation is troublesome.
The light source shell 4 comprises a heat dissipation layer integrally formed on the back surface of the substrate 41, the heat dissipation layer comprises a power supply box mounting platform 42 located in the middle and a fin ring 43 surrounding the periphery of the power supply box mounting platform 42, the power supply box mounting platform 42 comprises an installation routing pipe 421 located in the middle and a plurality of heat dissipation main rib plates 422 formed by radially outwards extending the installation routing pipe 421, the outer end parts of the heat dissipation main rib plates 422 are respectively branched and continuously outwards extend to form two fins 431, all the fins 431 form the fin ring 43, the height of the whole fin ring 43 is higher than that of the power supply box mounting platform 42, and the lower box body 3 is mounted on the power supply box mounting platform 42. The power supply box mounting platform 42 is also used as a part for heat dissipation, and the power supply box is independently positioned above the power supply box mounting platform 42, so that the heat in the cavity of the power supply box and the heat of the light source shell 4 are greatly reduced, the risk of damage to parts caused by high temperature is reduced, the use is safer, and the service life is longer.
The power supply box mounting platform 42 further comprises a heat dissipation coupling ring 424 taking the center line of the mounting wiring pipe 421 as the center of a circle, and a plurality of heat dissipation auxiliary rib plates 423 formed by radially extending outwards of the heat dissipation coupling ring 424, the outer end parts of each heat dissipation auxiliary rib plate 423 are respectively branched and continue to extend outwards to form two fins 431, and the heat dissipation coupling ring 424 is combined with the plurality of heat dissipation main rib plates 422. One heat dissipation auxiliary rib plate 423 is arranged between every two adjacent heat dissipation main rib plates 422. Two adjacent heat dissipation main rib plates 422, the adjacent heat dissipation main rib plates 422 and the heat dissipation auxiliary rib plates 423 are provided with larger gaps, so that heat can be conveniently dissipated.
The heat of the power supply box mounting platform 42 at the middle part is concentrated, the utility model adopts the bionic principle,
from the thickness of the fins 431, each fin 431 extends gradually thinner outwards from the junction with the main rib 422 of the heat sink. From the height of the fins 431, each fin 431 gradually extends downward from the border with the main rib 422 of the heat sink.
The middle part of the front surface of the substrate 41 is a boss part protruding outwards, the light source device 5 is installed on the boss part I, the transparent cover 6 comprises a cover edge ring 61, and a transparent cover body 62 which is formed by downwards protruding arc bodies through downwards sinking of the ring of the cover edge ring 61, and the boss part and the light source device 5 are located in a cavity of the transparent cover body 62. The LED light source is beneficial to the light transmission of the LED, and the light loss is less.
As described above, the present invention has been explained fully in accordance with the gist of the present invention, but the present invention is not limited to the above-described examples and implementation methods. A practitioner of the related art can make various changes and implementations within a range allowed by the technical idea of the present invention.

Claims (2)

1. An explosion-proof LED lamp which characterized in that: the lamp wireless connection structure comprises a lamp wireless connection structure, wherein the lamp wireless connection structure comprises an upper wiring piece (71) capable of being electrically connected with a power line led out from the inner part of an upper shell of a lamp and a lower wiring piece (72) capable of being electrically connected with a power line led out from the inner part of a lower shell of the lamp, the upper wiring piece (71) and the lower wiring piece (72) can be electrically connected in a plugging and unplugging manner, the upper wiring piece (71) and the lower wiring piece (72) are in wireless connection, and the upper wiring piece (71) is provided with a quick dismounting structure capable of being detachably connected with the upper shell of the lamp;
the upper wiring piece (71) and the lower wiring piece (72) can be rotatably inserted around the central line of the upper shell of the lamp by 360 degrees; the lamp upper shell is connected with the lamp lower shell in a screwed manner through threads;
the explosion-proof LED lamp comprises a lamp upper shell, a lamp lower shell, a power supply upper box body (2), a power supply lower box body (3) and a power supply cavity, wherein the lamp upper shell is a wire outlet sleeve (1), the lamp lower shell is the power supply upper box body (2), the power supply lower box body (3) is detachably connected with the power supply upper box body (2), and the power supply cavity for accommodating a driving power supply is formed between the power supply upper box body (2) and the power supply lower box body (3;
the explosion-proof LED lamp further comprises a light source shell (4) with a base plate (41), a light source device (5) installed on the front surface of the base plate (41), and a transparent cover (6) covering the front surface of the base plate (41) and the light source device (5), wherein the light source shell (4) comprises a heat dissipation layer integrally formed on the back surface of the base plate (41), the heat dissipation layer comprises a power supply box installation platform (42) located in the middle and a fin ring (43) arranged around the periphery of the power supply box installation platform (42), the power supply box installation platform (42) comprises a wiring pipe (421) located in the middle and a plurality of heat dissipation main rib plates (422) formed by radially extending outwards of the wiring pipe (421), the outer end part of each heat dissipation main rib plate (422) is respectively forked and continuously extends outwards to form two fins (431), and all the fins (431) form the fin ring (43), the height of the whole fin ring (43) is higher than that of the power supply box mounting platform (42), and the lower power supply box body (3) is mounted on the power supply box mounting platform (42);
the through pipe of the lower power supply shell (3) is correspondingly matched with the installation wiring pipe (421), the lower power supply shell (3) is used for isolating the power supply cavity from the power supply box mounting platform (42), a round small hole is formed in the middle of the lower power supply shell, and the installation wiring pipe (421) is connected with the power supply cavity and the power supply box mounting platform (42) through the round small hole;
the power supply box mounting platform (42) further comprises a heat dissipation coupling ring (424) taking the center line of the mounting wiring pipe (421) as the center of a circle, and a plurality of heat dissipation auxiliary rib plates (423) formed by radially extending outwards of the heat dissipation coupling ring (424), the outer end part of each heat dissipation auxiliary rib plate (423) is respectively forked and continuously extends outwards to form two fins (431), the heat dissipation coupling ring (424) is combined with a plurality of heat dissipation main rib plates (422), one heat dissipation auxiliary rib plate (423) is arranged between every two adjacent heat dissipation main rib plates (422), and gaps are formed between every two adjacent heat dissipation main rib plates (422), every two adjacent heat dissipation main rib plates (422) and every adjacent heat dissipation main rib plate (422) and the heat dissipation auxiliary rib plates (423);
each fin (431) extends outwards from the junction with the main heat dissipation rib plate (422) in a gradually-thinning manner, and each fin (431) extends outwards from the junction with the main heat dissipation rib plate (422) in a gradually-thinning manner;
the middle part of the front surface of the substrate (41) is an outwards convex boss part, the light source device (5) is installed on the boss part, the transparent cover (6) comprises a cover edge ring (61) and a transparent cover body (62) which is downwards concave from the ring of the cover edge ring (61) to form a downwards convex cambered surface body, and the boss part and the light source device (5) are positioned in a cavity of the transparent cover body (62);
one of the upper wiring piece (71) and the lower wiring piece (72) is provided with a protruded central rod (721) and a multi-turn insert ring (722) taking the central rod (721) as the center line as the center, the other of the two is provided with a surrounding wall (714) with the protruded multi-turn center line superposed, a slot (712) capable of accommodating the insert ring (722) is formed between every two adjacent surrounding walls (714), a central groove (711) capable of accommodating the central rod (721) is formed in the surrounding wall (714) positioned in the center, a plurality of first electric conductors (713) are arranged on the central rod (721) and/or the insert rings (722), a plurality of second electric conductors (723) corresponding to the first electric conductors (713) are arranged on the surrounding walls (714), and when the upper wiring piece (71) and the lower wiring piece (72) are in a mutually inserted state, the plurality of first electric conductors (713) are respectively contacted with the corresponding second electric conductors (723), the first conductor (713) is an elastic contact, the second conductor (723) is a conductive ring and is of an annular facing structure;
quick assembly disassembly structure including set up in go up a plurality of elasticity buckles (715) in wiring piece (71) peripheral part, be used for control button (716) of elasticity buckle (715) indentation, button (716) are fixed in on elasticity buckle (715), be provided with a plurality of bosss (11) in the lamps and lanterns upper shell, work as corresponding elasticity buckle (715) bullet and establish back on boss (11), go up wiring piece (71) and casing rigidity on the relative lamps and lanterns.
2. The explosion-proof LED lamp of claim 1, wherein: the first conductor (713) and the second conductor (723) are elastic contact and conducting ring structures which are matched with each other, the lamp upper shell and the lamp lower shell are screwed and connected through threads, and when the lamp upper shell and the lamp lower shell are in a connected state, the center line of the threads, the center line of the insert ring (722) and the center line of the surrounding wall (714) are overlapped.
CN201711298689.0A 2017-12-08 2017-12-08 Explosion-proof LED lamp Active CN108050427B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201711298689.0A CN108050427B (en) 2017-12-08 2017-12-08 Explosion-proof LED lamp

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CN108050427A CN108050427A (en) 2018-05-18
CN108050427B true CN108050427B (en) 2021-02-12

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CN109163247A (en) * 2018-08-16 2019-01-08 芜湖左舒电子商务有限公司 A kind of LED street lamp of easy-to-mount water proof and dust proof high efficiency and heat radiation
CN111380013A (en) * 2018-12-28 2020-07-07 漳浦明能光电科技有限公司 Multifunctional explosion-proof lamp
CN109611733A (en) * 2019-02-13 2019-04-12 深圳市联域光电有限公司 A kind of LED garage lights

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