CN104100867B - LED explosion-proof light - Google Patents

Abstract

An LED explosion-proof light comprises two end caps and a light body. The end caps are fixed at two ends of the light body. The light body comprises a cylindrical transparent part and an LED component arranged in the transparent part from the outside to the inside, the LED component is fixed on a heat radiator, a metal protection net sleeves the transparent part, the transparent part is connected with a left liner and the left end cap in an explosion-proof manner, the right end of the transparent part is in explosion-proof connection with a right liner, a main shell and the right end cap, a driving power source is installed in a cavity of the main shell on the right of a fixed block, an intelligent light dimming module is fixed in the middle of the heat radiator and comprises a microwave induction module and a control circuit, and the microwave induction module emits and receives electromagnetic waves through a panel. Explosion-proof capacity is improved, and safety coefficient in use is greatly increased. Luminance is only 20% when nobody is around, and energy is saved by more than 50%.

Description

Led explosion-proof lamp

Technical field

The present invention relates to a kind of explosion-proof lamp, especially relate to flame-proof type led explosion-proof lamp.This invention product is applied to down-hole lane The places such as road, chamber, concentrator station, electric substation, pump house；It is also applied for containing in the hazardous environments such as explosive gas or steam, with And various indoor and outdoor operation (industry such as electric power, metallurgy, railway, mine, harbour, municipal administration) plant area, station, venue and railway tunnel Road, bridges and culverts etc. are made illumination and are used.

Background technology

Led explosion-proof lamp species of the prior art is more, for example: applies for artificial Liao Qingwen, the patent of invention Shen of Ma Yaodong Please " led explosion-proof lamp ", (application number: the 200810196328.x applying date: 2008/09/05), this led explosion-proof lamp includes The tapered metal shell in bottom, is covered with glass lamp shade at the opening of metal shell lower end, is provided with one in metal shell Substrate, the edge of substrate is closely connected with metal shell, and base lower surface posts a led substrate, led substrate is placed with many Individual LED lamp strain, each LED lamp strain periphery is covered with reflector, is additionally provided with led driver, metal shell top in metal shell It is provided with the wire hole for drawing wire.

Above-mentioned explosion-proof lamp of the prior art is being designed and certification by GB gb 3836.1-2000, does not meet The requirement of Kunming Market gb 3836.1-2010, and field of employment limitation is big, if pressing class Explosion-proof Design, is only used for colliery Methane gas environment；By class Explosion-proof Design, it is only used for the other explosive gas atmospheres in addition to coal mine gas gas, such as Ethene, hydrogen etc..In addition technical elements have following defects that 1. fields of employment relatively limit to it is impossible to compatible using on well and Down-hole.2. light fixture is constantly in rated operation, and the light source normal phase is in operating temperature ratings state, the service life of whole lamp Relatively low.3. there is no dimming function, need within 24 hours the place not energy-conservation of illumination for whole day.

Content of the invention

It is an object of the invention to provide a kind of explosion-proof performance is good, the relatively low led explosion-proof lamp of use cost.

For achieving the above object, the technical solution used in the present invention is as follows:

A kind of led explosion-proof lamp, it includes end cap and lamp body, and two end caps are fixed on lamp body two ends, and lamp body wraps from outside to inside Include columnar Transparent Parts and be located at Transparent Parts in led assembly, led assembly be fixed on radiator it is characterised in that: The outer cover of Transparent Parts is welded by horizontal cross bar and annular vertical pole equipped with the protection network of metal, protection network, horizontal cross bar Two ends are designed with screw thread；In the left end of Transparent Parts, left bushing is installed, left bushing uses embedding silica gel with Transparent Parts contact surface Bonding, is left end cap in the outside of left bushing, left bushing adopts the explosion-proof connection of cylindrical flameproof joint with left end cap, on left end cap Have through hole, protection network horizontal cross bar left end passes through described through hole and fixed by nut, has draw-in groove, led group in the middle part of left end cap Part and radiator left end are placed in draw-in groove；The right-hand member of Transparent Parts is provided with right bushing, and right bushing and Transparent Parts contact surface are using filling Envelope silicone adhesive, right bushing outer is main casing, and main casing shoulder is designed with through hole, and protection network horizontal cross bar right-hand member passes through described through hole And fixed by nut, main casing adopts the explosion-proof connection of inner cylinder flameproof joint with right bushing, and radiator, led assembly right-hand member penetrate Spacing by fixed block after in main casing；Driving power supply, driving power supply and led assembly are installed in the main casing cavity on the right side of fixed block Electrical connection, the right-end openings portion of main casing passes through outer cylinder flameproof joint and the explosion-proof connection of right end cap；In cavity on the left of right end cap It is designed with binding post, on the right side of right end cap, introduce interface for cable；There is shadow shield in the upper design of protection network, the two of shadow shield End is individually fixed on left end cap and main casing.

A kind of above-mentioned led explosion-proof lamp it is characterised in that: be fixedly arranged in the middle of intelligent dimming module in radiator, intelligence Light-adjusting module is electrically connected with driving power supply, and intelligent dimming module is made up of microwave induced module and control circuit, microwave induced mould Block uses plate aerial transmitting and receives electromagnetic wave.

A kind of above-mentioned led explosion-proof lamp it is characterised in that: it is column that cable on right end cap introduces interface, and its inner chamber is Left end is O-ring seal, and the right side of O-ring seal is threaded with the clamp nut of hollow, and input cable passes through annular close Seal and clamp nut, clamp nut extruding O-ring seal realization is sealed with input cable；Introduce in cable on right end cap and connect Mouth symmetric position is designed with shunt cable mouth, and shunt cable mouth is built-in with O-ring seal, and O-ring seal is " t " shape by section Plug closure, sealing is realized in clamp nut extruding plug and O-ring seal.When needing parallel connection lamp, can be by shunt cable The plug of mouth is cancelled, and connects cable in parallel.

Light fixture input rated voltage exports two-way, a road supply led assembly, a road supply intelligent dimming by driving power supply Module.Electromagnetic wave is launched by the antenna of intelligent dimming module, when the environment having mobile object to enter into electromagnetic wave, waveform is anti- Penetrate and turn back, when antenna receives the waveform of feedback, subsequent conditioning circuit trigger work after testing, lamp brightness is 100%, if In electromagnetic wave coverage, someone's activity always, then lamp brightness remains 100%；Cover model when people leaves electromagnetic wave Enclose after countdown in 30 seconds terminates, lamp brightness is automatically dropped to this numerical value of 20%(and can be manually set).

The present invention, for structure, enhances antiknock ability, substantially increases it and uses safety coefficient.In terms of energy consumption See, because brightness only has 20% under unmanned state, through Actual Simulation, more than 50% can be reached with energy-conservation that there is economic effect well Benefit.

Brief description

Fig. 1 is the structural representation of the present invention.

Fig. 2 is the structural representation of right end cap in Fig. 1.

Fig. 3 is the circuit theory diagrams of the present invention.

In figure 1, Transparent Parts 2, protection network 3, shadow shield 4, radiator 5, led assembly 6, adhesive joint face 7, inner circle Cylinder flameproof joint 8, outer cylinder flameproof joint 9, binding post 10, right end cap 11, driving power supply 12, main casing 13, Fixed block 14, cushion rubber 15, right bushing 16, intelligent dimming module 17, left end cap 18, input cable 19, clamp nut 20th, cable introduces interface 21, plug 22, shunt cable mouth.

Specific embodiment

As shown in Figure 1, Figure 2, Figure 3 shows, a kind of led explosion-proof lamp, it includes end cap and lamp body, and two end caps are fixed on lamp body two End, lamp body includes columnar Transparent Parts 1 and the led assembly 5 being located in Transparent Parts 1 from outside to inside, and led assembly 5 is fixed on On radiator 4, Transparent Parts 1 outer cover equipped with metal protection network 2, protection network 2 is by horizontal cross bar and the welding of annular vertical pole Form, the two ends of horizontal cross bar are designed with screw thread；In the left end of Transparent Parts 1, left bushing is installed, left bushing and Transparent Parts connect Contacting surface uses embedding silicone adhesive, is left end cap 17 in the outside of left bushing, and left bushing is connect using cylinder flame proof with left end cap 17 The explosion-proof connection in conjunction face, left end cap has through hole, and protection network horizontal cross bar left end passes through described through hole and fixed by nut, left end Draw-in groove is had, led assembly 5 and radiator 4 left end are placed in draw-in groove in the middle part of lid；The right-hand member of Transparent Parts 1 is provided with right bushing 15, right Bushing 15 and Transparent Parts contact surface use embedding silicone adhesive, and right bushing 15 is outside to be main casing 12, and main casing 12 shoulder is designed with logical Hole, protection network horizontal cross bar right-hand member passes through described through hole and is fixed by nut, and main casing 12 adopts inner cylinder flame proof with right bushing 15 The explosion-proof connection in composition surface 7, radiator 4, led assembly 5 right-hand member are spacing by fixed block 13 after penetrating in main casing；On the right side of fixed block 13 Main casing cavity in driving power supply 11 is installed, driving power supply 11 is electrically connected with led assembly 5, and the right-end openings portion of main casing 12 leads to Cross outer cylinder flameproof joint 8 and the explosion-proof connection of right end cap 10；It is designed with binding post 9, right-hand member in right end cap 10 left side cavity Lid right side introduces interface 20 for cable；There is shadow shield 3 in the upper design of protection network 2, the two ends of shadow shield 3 are individually fixed in a left side On end cap 17 and main casing 12.

It is fixedly arranged in the middle of intelligent dimming module 16 in radiator, intelligent dimming module 16 is electrically connected with driving power supply 11, Intelligent dimming module 16 is made up of microwave induced module and control circuit, and microwave induced module uses plate aerial transmitting and receives Electromagnetic wave.

It is column that cable on right end cap 10 introduces interface 20, and its inner chamber high order end is O-ring seal, O-ring seal Right side be threaded with the clamp nut 19 of hollow, input cable 18 passes through O-ring seal and clamp nut 19, compresses spiral shell Female 19 extruding O-ring seal realizations are sealed with input cable 18；The design of interface 20 symmetric position is introduced in cable on right end cap 10 There is shunt cable mouth 22, shunt cable mouth 22 is built-in with O-ring seal, O-ring seal is plug 21 envelope of " t " shape by section Stifled, clamp nut 19 extruding plug 21 realizes sealing with O-ring seal.When needing parallel connection lamp, can be by shunt cable mouth Plug is cancelled, and connects cable in parallel.

Claims (3)

1. a kind of led explosion-proof lamp, it includes end cap and lamp body, and two end caps are fixed on lamp body two ends, and lamp body includes from outside to inside Columnar Transparent Parts (1) and the led assembly (5) being located in Transparent Parts (1), led assembly (5) is fixed on radiator (4), It is characterized in that: Transparent Parts (1) outer cover equipped with metal protection network (2), protection network (2) is vertical by horizontal cross bar and annular Bar is welded, and the two ends of horizontal cross bar are designed with screw thread；In the left end of Transparent Parts (1) left bushing is installed, left bushing with Transparent Parts contact surface uses embedding silicone adhesive, is left end cap (17) in the outside of left bushing, and left bushing is adopted with left end cap (17) With the explosion-proof connection of cylindrical flameproof joint, left end cap has through hole, protection network horizontal cross bar left end pass through described through hole and by Nut is fixed, and has draw-in groove in the middle part of left end cap, and led assembly (5) and radiator (4) left end are placed in draw-in groove；The right side of Transparent Parts (1) End is provided with right bushing (15), and right bushing (15) and Transparent Parts contact surface use embedding silicone adhesive, outside right bushing (15) be Main casing (12), main casing (12) shoulder is designed with through hole, and protection network horizontal cross bar right-hand member passes through described through hole and fixed by nut, main Shell (12) adopts the explosion-proof connection of inner cylinder flameproof joint (7) with right bushing (15), and radiator (4), led assembly (5) right-hand member are worn Spacing by fixed block (13) after entering in main casing；Driving power supply (11) is installed in the main casing cavity on the right side of fixed block (13), drives Dynamic power supply (11) is electrically connected with led assembly (5), and the right-end openings portion of main casing (12) passes through outer cylinder flameproof joint (8) and the right side The explosion-proof connection of end cap (10)；It is designed with binding post (9) in cavity on the left of right end cap (10), introduce for cable on the right side of right end cap and connect Mouth (20)；Have a shadow shield (3) in the upper design of protection network (2), the two ends of shadow shield (3) be individually fixed in left end cap (17) and On main casing (12)；It is fixedly arranged in the middle of intelligent dimming module (16), intelligent dimming module (16) and driving power supply in radiator (11) electrically connect.

2. a kind of led explosion-proof lamp according to claim 1 it is characterised in that: intelligent dimming module (16) is by microwave induced Module and control circuit composition, microwave induced module uses plate aerial transmitting and receives electromagnetic wave.

3. a kind of led explosion-proof lamp according to claim 2 it is characterised in that: cable on right end cap (10) introduces interface (20) it is column, its inner chamber high order end is O-ring seal, and the right side of O-ring seal is threaded with the clamp nut of hollow (19), input cable (18) passes through O-ring seal and clamp nut (19), and clamp nut (19) extruding O-ring seal is realized With input cable (18) sealing；Introduce interface (20) symmetric position in cable on right end cap (10) and be designed with shunt cable mouth (22), shunt cable mouth (22) is built-in with O-ring seal, plug (21) closure that O-ring seal is " t " shape by section, pressure Jack panel (19) extruding plug (21) realizes sealing with O-ring seal.