CN104832797A - Flameproof type LED (Light Emitting Diode) explosion-proof lamp - Google Patents
Flameproof type LED (Light Emitting Diode) explosion-proof lamp Download PDFInfo
- Publication number
- CN104832797A CN104832797A CN201510208191.5A CN201510208191A CN104832797A CN 104832797 A CN104832797 A CN 104832797A CN 201510208191 A CN201510208191 A CN 201510208191A CN 104832797 A CN104832797 A CN 104832797A
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- Prior art keywords
- lamp
- explosion
- flameproof
- chamber
- lamp housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L19/00—Lanterns, e.g. hurricane lamps or candle lamps
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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
- F21V17/12—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 by screwing
-
- 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
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- 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
- F21V25/12—Flameproof or explosion-proof arrangements
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
Abstract
The invention discloses a flameproof type LED (Light Emitting Diode) explosion-proof lamp, belonging to the technical field of special illumination. The flameproof type LED explosion-proof lamp is characterized in that a driving power supply and an LED light source are respectively provided with a power supply cavity and a light source cavity; an electric appliance cover plate wiring cavity is independently arranged aiming at a connecting power supply which is in contact with outside and easily generates electric arc or electric sparks; by the adoption of the three independent chambers, the sizes of the chambers are reduced, the pressure overlap caused by explosion is reduced, and the flameproof performance of the lamp is improved. An introduction device of an external power cable is of a sealed ring type structure; other connection in each chamber adopts a flameproof threaded structure and has favorable dustproof, waterproof and flameproof effects. Each LED light bead is provided with a lens array having an optical distribution function, and an optimized heat dissipation channel, and a favorable illumination effect and the service life of the lamp are ensured. The flameproof LED explosion-proof lamp is simple and practical in structure and has a favorable mechanical property; the use cost of the lamp is effectively reduced by the adoption of an LED module.
Description
Technical field
This patent of invention relates to LED illumination lamp, particularly relates to a kind of LED anti-explosion lamp being applicable to colliery, damp and quick-fried photograph property dust place and applying.
Background technology
Explosion-proof lamp is for hazardous areas such as colliery, damp or explosive dust atmospheres, and electric arc, spark or the high temperature that can prevent lamp interior from producing ignite the fuel gas of surrounding environment or dust, thus reach the light fixture of requirement of explosion proof.Explosion suppression type explosion-preventing lamp is the one of explosion-proof lamp, mainly on product structure, be provided with a flameproof enclosure, the blast pressure of the issuable damp of lamp interior or dust can be born, and stop and reach explosion-proof object to the damp of light fixture outside or dust propagation of explosion.
What tradition explosion-proof lamp adopted is the conventional light source such as fluorescent tube, incandescent lamp, halogen tungsten lamp, high-pressure mercury lamp, high-pressure sodium lamp of single pin or two pin, these light sources or luminous efficiency lower, or start-up time is long, or containing heavy metal pollution, and majority has higher operating temperature, use in some inflammable and explosive occasion and easily produce larger potential safety hazard.LED, as forth generation lighting source, has energy-saving effect obvious, pollutes without ultraviolet and infrared light, not containing heavy metal, and the advantages such as toggle speed is fast.And the life-span of LED and stability are far above ordinary light source, can avoid changing light source frequently within the lamp life cycle, thus the dismounting preventing explosion-proof lamp too much and reduce explosion-proof performance.At present the flameproof LED anti-explosion lamp commonly used be simple power supply and light source are divided into two chambers, although separate chamber is the destruction can reduced lamp housing of blasting, but the geometry of less consideration chamber interior, often become multiple little cavity area by various element divisions in chamber, easily produce pressure piling on the contrary and reduce the resistance to quick-fried property of flameproof enclosure.Further safety measure is not taked for the electrical equipment easily producing electric arc or electric spark simultaneously, improve its safe coefficient, prevent electrical equipment from producing the possibility of dangerous temperature, electric arc or spark.
Summary of the invention
The object of patent of the present invention is to solve prior art above shortcomings part, provides a kind of security better, the LED explosion suppression type explosion-preventing lamp that explosion-proof performance is better.
The technical scheme solved the problem is: a kind of flameproof LED anti-explosion lamp, comprise support and lamp body, described lamp body is divided into appliance cover plate wire connection cavity, electric apparatus chamber and light-source chamber three part from top to bottom, integrated die cast metal between appliance cover plate wire connection cavity and electric apparatus chamber, connect with helicitic texture between electric apparatus chamber and light-source chamber, between chamber and chamber, only have wire to connect.
Described appliance cover plate wire connection cavity comprises lamp holder, appliance cover plate, sealing ring, explosion-proof wiring terminal and inlet wire mouth, under described appliance cover plate, pressure seal ring is fixed on lamp holder, it is inner that explosion-proof wiring terminal is positioned at appliance cover plate wire connection cavity, one end is connected with external power supply wire, the other end is connected with wiring mouth, and wiring mouth flame proof thread is fixed on lamp holder.
Described electric apparatus chamber comprises upper cover, driving power, upper connector installing plate, connector, lamp housing, described upper cover and the integrated die cast metal of lamp holder, its inside comprises driving power, described driving power is fixed on connector installing plate, it is the middle connector be with holes below described upper connector installing plate, have one laterally to cut off in the middle of described lamp housing and be divided into upper and lower two ends, upper connector installing plate is fixed on and laterally cuts off top, laterally cut off center drilling and place connector, lamp housing upper end and upper cover connect to form airtight electric apparatus chamber chamber.
Described light-source chamber comprises lamp housing, lower connector installing plate, LED array and heat-radiating substrate, lens arra, O type circle, safety glass, panel, lamp housing lower end and safety glass, panel form airtight light-source chamber chamber, described lower connector installing plate is positioned over the below that lamp housing laterally cuts off, vertical corresponding with upper connector installing plate, common pressed connector.
Described LED array and heat-radiating substrate are fixed on lamp housing and laterally cut off below, heat-radiating substrate can adopt aluminium base, thermal conductive ceramic, printed circuit board (PCB) etc., described lens arra is screwed on heat-radiating substrate, lens arra is provided with multiple lens and the corresponding LEDs of each lens, described safety glass is placed on panel, between with the sealing of O type circle.
The driving power of described electric apparatus chamber inside, upper connector installing plate, the lower connector installing plate of light-source chamber, LED array and heat-radiating substrate, lens arra are all close to the upper and lower that lamp housing laterally cuts off, and avoid electric apparatus chamber and light-source chamber inside to occur divided areola.
Described appliance cover plate adopts sealing ring type sealing structure, and prevent the electric insulation component in dust and moisture intrusion housing, sealing ring is fire-resistant rubber or silica gel.
Between described upper cover and lamp housing, the connection between lamp housing with panel all adopts explosion-proof being threaded.
Described support, lamp holder, upper cover, lamp housing are stainless steel, cast iron or cast aluminum alloy material.
There is the fin of symmetric radiation shape outside described lamp housing, play the effect of heat radiation and reinforcement.
The present invention has following beneficial effect:
1, in lamp body, divide three separate chamber, be respectively used to that external electrical connects, the installation of power supply module and light source assembly, take full advantage of lamp body space, reduce the volume of each chamber simultaneously, improve the flame proof effect of explosion-proof lamp.
2, in the external electrical junction easily producing electric arc or electric spark, cavity is set separately, and adopts the electrical connection device of high protection, improve the reliability of circuit, add the explosion-proof usefulness of light fixture.
3, on LED array, place lens board, the process of secondary optics luminous intensity distribution can be carried out for each LED lamp bead, meet specific lighting demand.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme, below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is a kind of STRUCTURE DECOMPOSITION schematic diagram of flameproof LED anti-explosion lamp, and Fig. 2 is a kind of overall structure schematic diagram of flameproof LED anti-explosion lamp.
In figure: 1. support, 2. lamp holder, 3. appliance cover plate, 4. sealing ring, 5. explosion-proof wiring terminal, 6. inlet wire mouth, 7. upper cover, 8. driving power, 9. go up connector installing plate, 10. connector, 11. lamp housings, 12. laterally cut off, 13. lower connector installing plates, 14.LED array and heat-radiating substrate, 15. lens arras, 16.O type circle, 17. safety glass, 18. panels.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is described.
As Fig. 1, a kind of flameproof LED anti-explosion lamp, comprise support 1 and lamp body, integral material can adopt the materials such as stainless steel, cast iron or cast aluminium alloy, wherein lamp body inside is divided into three independently chambers, is respectively appliance cover plate wire connection cavity, electric apparatus chamber and light-source chamber from top to bottom, and the space of each chamber is separate and have less interior three-dimensional size, pressure piling during cavity implode can be avoided, promote the flame proof effect of light fixture.
Appliance cover plate wire connection cavity main body is lamp holder 2, one side opening is in order to access power lead, opening part is appliance cover plate 3, be pressed with sealing ring 4 below, more than IP55 degree of protection can be reached, prevent the electric insulation component in dust and moisture intrusion chamber, avoid the overload of electrical equipment or short circuit and the electric arc produced or electric spark, it is inner that explosion-proof wiring terminal 5 is positioned at appliance cover plate wire connection cavity, one end is connected with external power supply, the other end is connected with wiring mouth 6, there is enough large electric clearance and creep age distance, wiring mouth 6 is fixed on lamp holder with flame proof thread and ensures that power supply does not produce loosening by torsional moment or variations in temperature.
Electric apparatus chamber upper case is upper cover 7, make with lamp holder 2 integrated die-casting, its inner built-in driving power 8, driving power 8 is fixed on upper connector installing plate 9 by trip bolt, electric apparatus chamber lower case is lamp housing 11, there is the transverse direction of a center drilling to cut off 12 in the middle of lamp housing 11 and be divided into upper and lower two ends, upper end is combined with upper cover 7 and forms closed electric apparatus chamber, faying face is that screw-type connects, screw thread adopts flame proof thread design to improve the flame proof intensity of light fixture, upper connector installing plate 9 transverse direction that trip bolt is fixed on lamp housing 11 is cut off above in the of 12, connector 10 is pressed abd fixed on by upper connector installing plate 9 and laterally cuts off in the perforate of 12, the output lead of driving power 8 sends into light-source chamber through the hole slot in connector 10, connector 10 can adopt the material such as phenolic moulding powder or epoxy resin.
Lamp housing 11 lower end and safety glass 17, panel 18 form light-source chamber, lower connector installing plate 13 is screwed and cuts off below 12 in the transverse direction of lamp housing 11, vertically with upper connector installing plate 9 to place and pressed connector 10, panel 18 is connected with lamp housing 11 lower end flame proof thread, safety glass 17 is positioned on panel 18, and gap location O type circle 16 coordinates silica gel sealing ring to seal.
LED array and heat-radiating substrate 14 are fixed on and laterally cut off below 12, LED array takes COB packaged type, LED lamp bead is encapsulated in aluminium, thermal conductive ceramic, on printed circuit board (PCB) or the good substrate of other heat conduction, the heat of LED lamp bead is dispersed in external environment by heat-radiating substrate and lamp outer casing, the outside surrounding of lamp housing has symmetrical radial radiated rib, radiating effect can be strengthened, these radiated ribs play the effect of reinforcement simultaneously, increase the firmness degree of lamp housing, lens arra 15 is screwed on heat-radiating substrate, lens arra 15 is provided with multiple lens, the corresponding LED lamp bead of each lens carries out optics luminous intensity distribution, penetrate from safety glass 17 after the light scioptics array 15 that LED lamp bead sends.
In order to prevent electric apparatus chamber and light-source chamber inner space divided, thus there is pressure piling at explosion time, the driving power 8 of its inside, upper connector installing plate 9, the transverse direction that lower connector installing plate 13, LED array and heat-radiating substrate 14, lens arra 15 are all close to lamp housing 11 cuts off 12 upper and lowers installations.
Support 1 is connected with lamp holder 2 by bolt, can be realized the fast and easy adjustment of explosion-proof lamp direction of illumination by the degree of tightness of bolt.
It should be pointed out that the above detailed description of the invention can make the present invention of those skilled in the art's comprehend, but do not limit the present invention in any way.Therefore; although this description reference drawings and Examples are to invention has been detailed description; but; those skilled in the art are to be understood that; still can modify to the present invention or equivalent replacement; in a word, all do not depart from technical scheme and the improvement thereof of the spirit and scope of the invention, and it all should be encompassed within the protection domain of the invention patent.
Claims (10)
1. a flameproof LED anti-explosion lamp, comprise support and lamp body, described lamp body is divided into appliance cover plate wire connection cavity, electric apparatus chamber and light-source chamber three part from top to bottom, integrated die cast metal between appliance cover plate wire connection cavity and electric apparatus chamber, connect with helicitic texture between electric apparatus chamber and light-source chamber, between chamber and chamber, only have wire to connect.
2. a kind of flameproof LED anti-explosion lamp according to claim 1, it is characterized in that, described appliance cover plate wire connection cavity comprises lamp holder, appliance cover plate, sealing ring, explosion-proof wiring terminal and inlet wire mouth, under described appliance cover plate, pressure seal ring is fixed on lamp holder, it is inner that explosion-proof wiring terminal is positioned at appliance cover plate wire connection cavity, one end is connected with external power supply wire, and the other end is connected with wiring mouth, and wiring mouth flame proof thread is fixed on lamp holder.
3. a kind of flameproof LED anti-explosion lamp according to claim 1, it is characterized in that, described electric apparatus chamber comprises upper cover, driving power, upper connector installing plate, connector, lamp housing, described upper cover and the integrated die cast metal of lamp holder, its inside comprises driving power, described driving power is fixed on connector installing plate, it is the middle connector be with holes below described upper connector installing plate, have one laterally to cut off in the middle of described lamp housing and be divided into upper and lower two ends, upper connector installing plate is fixed on and laterally cuts off top, laterally cut off center drilling and place connector, lamp housing upper end and upper cover connect to form airtight electric apparatus chamber chamber.
4. a kind of flameproof LED anti-explosion lamp according to claim 1, it is characterized in that, described light-source chamber comprises lamp housing, lower connector installing plate, LED array and heat-radiating substrate, lens arra, O type circle, safety glass, panel, lamp housing lower end and safety glass, panel form airtight light-source chamber chamber, described lower connector installing plate is positioned over the below that lamp housing laterally cuts off, vertical corresponding with upper connector installing plate, common pressed connector.
5. a kind of flameproof LED anti-explosion lamp according to claim 1, it is characterized in that, described LED array and heat-radiating substrate are fixed on lamp housing and laterally cut off below, heat-radiating substrate can adopt aluminium base, thermal conductive ceramic, printed circuit board (PCB) etc., described lens arra is screwed on heat-radiating substrate, lens arra is provided with multiple lens and the corresponding LEDs of each lens, and described safety glass is placed on panel, between with the sealing of O type circle.
6. a kind of flameproof LED anti-explosion lamp according to claim 1, it is characterized in that, the driving power of described electric apparatus chamber inside, upper connector installing plate, the lower connector installing plate of light-source chamber, LED array and heat-radiating substrate, lens arra are all close to the upper and lower that lamp housing laterally cuts off, and avoid electric apparatus chamber and light-source chamber inside to occur divided areola.
7. a kind of flameproof LED anti-explosion lamp according to claim 1, is characterized in that, described appliance cover plate adopts sealing ring type sealing structure, and prevent the electric insulation component in dust and moisture intrusion housing, sealing ring is fire-resistant rubber or silica gel.
8. a kind of flameproof LED anti-explosion lamp according to claim 1, is characterized in that, between described upper cover and lamp housing, the connection between lamp housing with panel all adopts explosion-proof being threaded.
9. a kind of flameproof LED anti-explosion lamp according to claim 1, is characterized in that, described lamp holder, upper cover, lamp housing are stainless steel, cast iron or cast aluminum alloy material.
10. a kind of flameproof LED anti-explosion lamp according to claim 1, is characterized in that, has the fin of symmetric radiation shape outside described lamp housing, plays the effect of heat radiation and reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510208191.5A CN104832797A (en) | 2015-04-24 | 2015-04-24 | Flameproof type LED (Light Emitting Diode) explosion-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510208191.5A CN104832797A (en) | 2015-04-24 | 2015-04-24 | Flameproof type LED (Light Emitting Diode) explosion-proof lamp |
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| Publication Number | Publication Date |
|---|---|
| CN104832797A true CN104832797A (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510208191.5A Pending CN104832797A (en) | 2015-04-24 | 2015-04-24 | Flameproof type LED (Light Emitting Diode) explosion-proof lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN104832797A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180017A (en) * | 2015-09-30 | 2015-12-23 | 毕振华 | LED explosive-proof energy-saving lamp used for coal mine tunnels and factories |
| CN112325203A (en) * | 2020-11-24 | 2021-02-05 | 海洋王照明科技股份有限公司 | Explosion-proof lamp |
| CN112654816A (en) * | 2018-09-12 | 2021-04-13 | 艾普顿集团有限责任公司 | Lighting device |
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| CN102798057A (en) * | 2012-09-07 | 2012-11-28 | 深圳市紫光照明技术有限公司 | Flameproof LED roadway lamp for mines |
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| CN201954372U (en) * | 2010-10-27 | 2011-08-31 | 苏州中泽光电科技有限公司 | Perforation integrated LED explosion-proof lamp |
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| CN112654816A (en) * | 2018-09-12 | 2021-04-13 | 艾普顿集团有限责任公司 | Lighting device |
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| CB02 | Change of applicant information |
Address after: 315408 Yuyao Economic Development Zone (Ningbo), Zhejiang, China Applicant after: Ningbo Liaoyuan Lamps Co.,Ltd. Address before: 315408 Zhejiang city of Yuyao Province River Economic Development Zone Industrial Park East Street Shaw Applicant before: Ningbo Liaoyuan Lighting Co.,Ltd. |
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Effective date of registration: 20170420 Address after: 315408 Yuyao Province Economic Development Zone, Zhejiang City, Southern District, Ningbo Road Applicant after: NINGBO LIAOYUAN LIGHTING BUSINESS CO.,LTD. Address before: 315408 Yuyao Economic Development Zone (Ningbo), Zhejiang, China Applicant before: Ningbo Liaoyuan Lamps Co.,Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
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Address after: 315408 Yuyao Province Economic Development Zone, Zhejiang City, Southern District, Ningbo Road Applicant after: NINGBO LIAOYUAN LIGHTING GROUP Co.,Ltd. Address before: 315408 Yuyao Province Economic Development Zone, Zhejiang City, Southern District, Ningbo Road Applicant before: NINGBO LIAOYUAN LIGHTING BUSINESS CO.,LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150812 |