A kind of anti-explosion LED lamps
Technical field
This utility model is related to lighting, particularly to a kind of anti-explosion LED lamps.
Background technology
At present, explosion-proof lamp refers to the hazardous area existing for imflammable gas and dust, and lamp housing can be prevented internal possible
Imflammable gas and dust that electric arc, spark and the high temperature producing ignites in surrounding, thus reach the light fixture of requirement of explosion proof.
Most of explosion-proof lamps use based on the conventional light source such as high-pressure mercury lamp, Metal halogen lamp, mercury lamp, and during work, not only power consumption is big, caloric value
Also big, usual surface temperature, up to 200 DEG C, produces great potential safety hazard, Er Qiechuan using meeting in inflammable and explosive place
The service life of system light source is very short, frequently changes light source and easily causes the reduction of explosion-proof lamp explosion-proof performance or even lose explosion-proof performance.
With the day by day maturation of LED technology, the luminous flux of LED and light extraction efficiency are greatly improved, and cost of manufacture is gradually lowered, then
Plus energy-saving and environmental protection, long-life, the outstanding advantages such as safe and reliable, more and more wider in the application of lighting field.
The power source cavity of existing light fixture can make wire insulation damage layer make light fixture event when engaging rotation with light-source chamber screw
Barrier and danger.For making lamp interior not twisted wire, traditional combination is the mode being combined using seam combination or plane, such
Structure is difficult to make light fixture realize high explosion-proof and degree of protection, and the explosive-proof grade wanting to improve light fixture is necessary for lengthening seam joint
Face, or flange, if it is desired to make light fixture reach the feature that high explosive-proof grade is difficult to realize small in volume.
Utility model content
This utility model is a kind of anti-explosion LED lamps of offer that solve the above problems, and it can not only realize higher explosion-proof etc.
Level, and the advantage that small volume light weight can be reached.
For achieving the above object, this utility model is realized in:A kind of anti-explosion LED lamps, it includes power supply cavity group
Part, light source cavity components, power supply conducting rotary plate assembly and light source conducting rotary plate assembly;Described power supply conducting rotary plate assembly is arranged on
In power supply cavity components, light source conducting rotary plate assembly is arranged in light source cavity components, and power supply conducting rotary plate assembly and light source are led
It is slidably connected by conductive contact blade between electric rotary disc assembly, between power supply cavity components and light source cavity components, pass through helicitic texture
It is rotatably connected.
Prioritization scheme is further:Described power supply conducting rotary plate assembly include round insulation pedestal, positive conductive screw and
Negative conductive ring, positive conductive screw is fixedly mounted on the middle part of round insulation pedestal, and the laminating of negative conductive ring is fixed on circle
The lower surface of insulating base, positive conductive screw and negative conductive ring are connected with power supply cavity components by wire respectively.
Prioritization scheme is further:Described light source conducting rotary plate assembly include round insulation pedestal, positive conductive shell fragment and
Negative conductive shell fragment, positive conductive shell fragment is fixed on the middle part of round insulation pedestal and is contacted with positive conductive screw, and negative pole is led
Electric shell fragment is fixed on the top of round insulation pedestal and is contacted with negative conductive ring, and positive conductive shell fragment and negative conductive shell fragment divide
Tong Guo wire not be connected with light source cavity components.
Prioritization scheme is further:Described positive conductive shell fragment is Z-type shell fragment, and Z-type shell fragment is contacted with positive conductive screw;
Negative conductive shell fragment is semi-circular, and the semiorbicular Z-type that is respectively arranged at two ends with is raised, and Z-type projection is contacted with negative conductive ring.
Prioritization scheme is further:Described power supply cavity components include power shell, driving power supply and install guide rail, drive
Power supply and installation guide rail are respectively and fixedly installed in power shell, and power supply conducting rotary plate assembly fixedly mounts with installing guide rail.
Prioritization scheme is further:Described light source cavity components include light source shell, LED light source component, translucent cover and guarantor
Protecting wire net, LED light source component is fixed in light source shell, and translucent cover is fixed on light source shell lower end, and catch net is fixed on translucent cover
Go up and cover on outside translucent cover.
Prioritization scheme is further:The inwall of described power shell is provided with flame proof female thread, and the outer wall of light source shell is provided with
Power supply cavity components and light source cavity components are fixed by flame proof external screw thread, described flame proof female thread and the cooperation of flame proof external thread bolt connection
Connect.
For prior art, this utility model has advantages below:
(1) logical between anti-explosion LED lamps power supply conducting rotary plate assembly described in the utility model and light source conducting rotary plate assembly
Cross conductive contact blade to be slidably connected, the power source cavity of light fixture engage with light-source chamber screw rotation when inner lead will not twisted wire, will not make
Wire insulation damage layer makes light fixture break down and dangerous.Power supply cavity components and light source cavity components adopt flame proof thread even
Connect, flame proof thread 5 button of 1.5mm pitch just can meet the requirement of explosion-proof criteria, and it can not only realize higher explosive-proof grade,
And the advantage that small volume light weight can be reached, it is possible to use shorter is threadedly engaged face thus reaching higher explosive-proof grade.
(2) positive conductive shell fragment described in the utility model is contacted with positive conductive screw, and negative conductive shell fragment and negative pole are led
Electric ring contact;Described cathode conductive film is rotated freely with positive contact for the center of circle, and when being assembled into light fixture, inner lead will not produce
Raw twisted wire situation;Two cavitys can be made freely independent, after being easy to simultaneously because not having wire to be connected between power source cavity and light-source chamber
Maintenance and Repair during continuous use.
Brief description
This utility model is further described with reference to the accompanying drawings in conjunction with the embodiments.
Fig. 1 is the decomposition texture schematic diagram of this utility model anti-explosion LED lamps.
Fig. 2 is the overall structure diagram of this utility model anti-explosion LED lamps.
Fig. 3 is the power supply conducting rotary plate assembly of this utility model anti-explosion LED lamps and the combination knot of light source conducting rotary plate assembly
Structure schematic diagram one.
Fig. 4 is the power supply conducting rotary plate assembly of this utility model anti-explosion LED lamps and the combination knot of light source conducting rotary plate assembly
Structure schematic diagram two.
In figure symbol description:1st, power supply cavity components;2nd, light source cavity components;3rd, power supply conducting rotary plate assembly;4th, light source
Conducting rotary plate assembly;5th, helicitic texture;11st, power shell, 12, driving power supply, 13, guide rail is installed;21st, light source shell, 22,
LED light source component, 23, translucent cover, 24, catch net;31st, round insulation pedestal, 32, positive conductive screw, 33, negative conductive
Ring;41st, round insulation pedestal;42nd, positive conductive shell fragment;43rd, negative conductive shell fragment.
Specific embodiment
Specific embodiment is as follows:
Refer to shown in Fig. 1-4, a kind of anti-explosion LED lamps, it includes power supply cavity components 1, light source cavity components 2, power supply
Conducting rotary plate assembly 3 and light source conducting rotary plate assembly 4;Described power supply conducting rotary plate assembly 3 is arranged in power supply cavity components 1,
Light source conducting rotary plate assembly 4 is arranged in light source cavity components 2, and described power supply conducting rotary plate assembly 3 includes round insulation pedestal
31st, positive conductive screw 32 and negative conductive ring 33, positive conductive screw 32 is fixedly mounted on the middle part of round insulation pedestal 31,
Negative conductive ring 33 laminating is fixed on the lower surface of round insulation pedestal 31, and positive conductive screw 32 and negative conductive ring 33 are respectively
It is connected with power supply cavity components 1 by wire.Described light source conducting rotary plate assembly 4 includes round insulation pedestal 41, positive conductive
Shell fragment 42 and negative conductive shell fragment 43, positive conductive shell fragment 42 be fixed on round insulation pedestal 41 middle part and with positive conductive spiral shell
Silk 32 contact, negative conductive shell fragment 43 is fixed on the top of round insulation pedestal 41 and is contacted with negative conductive ring 33, and positive pole is led
Electric shell fragment 42 and negative conductive shell fragment 43 are connected with light source cavity components 2 by wire respectively.Positive conductive shell fragment 42 is Z-type bullet
Piece, Z-type shell fragment is contacted with positive conductive screw 32;Negative conductive shell fragment 43 is semi-circular, semiorbicular is respectively arranged at two ends with Z-type
Projection, Z-type projection is contacted with negative conductive ring 33.
Above-mentioned power supply cavity components 1 include power shell 11, driving power supply 12 and installation guide rail 13, driving power supply 12 and peace
Dress guide rail 13 is respectively and fixedly installed in power shell 11, and power supply conducting rotary plate assembly 3 fixedly mounts with installing guide rail 13.Described
Light source cavity components 2 include light source shell 21, LED light source component 22, translucent cover 23 and catch net 24, and LED light source component 22 is solid
It is scheduled in light source shell 21, translucent cover 23 is fixed on light source shell 21 lower end, catch net 24 is fixed on translucent cover 23 and covers on
Outside translucent cover 23.The inwall of described power shell 11 is provided with flame proof female thread, and the outer wall of light source shell 21 is provided with the outer spiral shell of flame proof
Stricture of vagina, power supply cavity components 1 are fixedly connected with light source cavity components 2 by described flame proof female thread with the cooperation of flame proof external thread bolt connection.
Specific embodiment of the present utility model is as follows:Refer to shown in Fig. 1-4, this utility model includes power supply cavity group
Part 1, light source cavity components 2, power supply conducting rotary plate assembly 3 and light source conducting rotary plate assembly 4;Power supply cavity components 1 include power supply
Housing 11, driving power supply 12 and installation guide rail 13, driving power supply 12 and installation guide rail 13 are screwed in power shell respectively
On 11, power supply conducting rotary plate assembly 3 is screwed on installation guide rail 13.Light source cavity components 2 include light source shell 21,
LED light source component 22, translucent cover 23 and catch net 24, LED light source component 22 is screwed in light source shell 21, translucent cover
23 are screwed in light source shell 21 lower end, and catch net 24 covers on and is screwed in light source shell 21 outside translucent cover 23
On.The inwall of described power shell 11 is provided with flame proof female thread, and the outer wall of light source shell 21 is provided with flame proof external screw thread, described flame proof
Power shell 11 and light source shell 21 are fixedly installed togather by female thread and the cooperation of flame proof external thread bolt connection.
Power supply conducting rotary plate assembly 3 includes round insulation pedestal 31, positive conductive screw 32 and negative conductive ring 33, positive pole
Conductive screw 32 is fixedly mounted on the middle part of round insulation pedestal 31 with screw and nut screw connection, negative conductive ring 33 use screw and
Nut screw connection is fixed on the lower surface of round insulation pedestal 31, and positive conductive screw 32 and negative conductive ring 33 pass through wire respectively
It is connected with driving power supply 12.Light source conducting rotary plate assembly 4 includes round insulation pedestal 41, positive conductive shell fragment 42 and negative conductive
Shell fragment 43, positive conductive shell fragment 42 is screwed in the middle part of round insulation pedestal 41 and is contacted with positive conductive screw 32,
Negative conductive shell fragment 43 is screwed in the top of round insulation pedestal 41 and is contacted with negative conductive ring 33, positive conductive bullet
Piece 42 is Z-type shell fragment, and the top of Z-type shell fragment is contacted with positive conductive screw 32;Negative conductive shell fragment 43 is semi-circular, semi-circular
Be respectively arranged at two ends with that Z-type is raised, Z-type projection is contacted with negative conductive ring 33.Positive conductive shell fragment 42 and negative conductive shell fragment
43 are connected with LED light source component 22 by wire respectively.This utility model power supply conducting rotary plate assembly 3 and light source conducting rotary plate group
Connected by contact conductive between part 4, can be slidably connected between the two, during screw thread rotation, the contact of two assemblies can
Mutually twisted together with relatively slidably, not appearing in wire in rotary course in the state of concentric circular, or even fracture
Situation, leads to light fixture to produce danger in use.
The operation principle of this utility model anti-explosion LED lamps is as follows:This utility model is complete for power supply conducting rotary plate assembly 3 wiring
It is fixedly mounted on after one-tenth in power supply cavity components 1, after the completion of light source conducting rotary plate assembly 4 wiring, be fixedly mounted on light source cavity group
In part 2, power supply cavity components 1 and light source cavity components 2 complete to install by flame proof thread combination.Power supply conducting rotary plate assembly 3
Connect conductive by contact it is not necessary to be connected with wire and light source conducting rotary plate assembly 4 between, during screw thread rotation, two
The contact of assembly mutually can be twisted one with relatively slidably, not appearing in wire in rotary course in the state of concentric circular
Rise, or even the situation of fracture, lead to light fixture to produce danger in use.
Above-mentioned specific embodiment is simply explained in detail to the technical solution of the utility model, and this utility model is not
Only it is limited only to above-described embodiment, every any improvement according to this utility model principle or replacement, all should be new in this practicality
Within the protection domain of type.