CN204026375U - A kind of LED projector lamp of explosion-proof dustproof and waterproof - Google Patents
A kind of LED projector lamp of explosion-proof dustproof and waterproof Download PDFInfo
- Publication number
- CN204026375U CN204026375U CN201420486671.9U CN201420486671U CN204026375U CN 204026375 U CN204026375 U CN 204026375U CN 201420486671 U CN201420486671 U CN 201420486671U CN 204026375 U CN204026375 U CN 204026375U
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- Prior art keywords
- lamp
- explosion
- lampshade
- led projector
- integrated circuit
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- 239000011324 bead Substances 0.000 claims abstract description 12
- 239000004411 aluminium Substances 0.000 claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 4
- 239000005336 safety glass Substances 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 11
- 238000005286 illumination Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 231100001261 hazardous Toxicity 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 241000258971 Brachiopoda Species 0.000 description 1
- 238000007600 charging Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of LED projector lamp of explosion-proof dustproof and waterproof, comprise base, lamp body, lampshade, described lampshade comprises transmissive mirror, lampshade shell, described lamp body comprises housing, multiple LED lamp bead, surface-mounted integrated circuit, temperature sensor, current control unit, drive circuit, driving power, described surface-mounted integrated circuit comprises the aluminium base that setting is close in bottom, described multiple LED lamp bead, temperature sensor, current control unit, drive circuit is fixedly installed on described surface-mounted integrated circuit respectively, described housing comprises radiator structure, ante-chamber, back cavity, T-shaped hollow-core construction in axial section, described surface-mounted integrated circuit is fixed on described ante-chamber, and be close to described radiator structure, described driving power is fixed on described back cavity.By carrying out high temperature regulation and control to LED projector lamp, integrated circuit is arranged, and improves lamp body structure, and achieve and save space, reduce costs, thermal diffusivity, corrosion resistance are good, have excellent explosion-proof dustproof and waterproof function.
Description
Technical field
The utility model relates to technical field of LED illumination, particularly, relates to a kind of LED projector lamp of explosion-proof dustproof and waterproof.
Background technology
Projecting Lamp is the light fixture making the projecting environment of the illumination on appointment face to be illuminated, also known as spotlight.Usually, it can aim at any direction, and possesses the structure of not climate condition impact.Be mainly used in ore deposit, large area operation field, contour of building, stadium, viaduct, monument, park and flower bed etc.The large area lighting light fixture of nearly all outdoor application all can regard Projecting Lamp as.Antiexplosive light projection lamp refers to the hazardous area existed for imflammable gas and dust, can prevent lamp inner issuable electric arc, spark and high temperature to ignite imflammable gas in surrounding environment and dust, thus reach the floodlight of requirement of explosion proof.Different combustible gas mixture environment has different requirements to the explosive-proof grade of explosion-proof lamp and explosion-proof form.Because LED belongs to solid-state cold light source, have that electro-optical efficiency is high, caloric value is little, power consumption is little, operating voltage belongs to the advantage such as safety low-voltage, long service life, therefore great power LED is explosion-proof lamp, particularly a kind of ideal electric light source of portable explosion-proof lamp.Antiexplosive light projection lamp is the Projecting Lamp can used safely in the situations such as explosion.
Operationally inevitably produce electric spark due to lighting or form red-hot surface, they are once meet with the explosive gas mixture of production or rescue site, the generation of explosion accident will be caused, directly jeopardize the life security of national wealth and citizen.Therefore, as most popular lighting, its explosion-proof technology problem causes common concern and the great attention of people already.Under hazardous environment, use lighting, if dust, solid foreign materials and water enter in lamp chamber, just have and to touch or productive set produces arcing, short circuit or destroys the danger such as electric insulation on charging member, then cause unpredictable severe safety accident.
Prior art (license notification number CN 202442194 U) for explosion-proof lamp outer cover intensity, do not reach cooling requirements, improve the aspects such as light projector effect and improve, provide a kind of and adjustable, explosion-proof dustproof and waterproof effect and all reasonable Multifunctional LED Projecting Lamp of radiating effect be installed.This Multifunctional LED Projecting Lamp, comprise safety glass, main casing, horizontal housing radiator, described main casing front end is provided with safety glass, and main casing inside is provided with LED lamp driver plate; LED lamp driver plate is connected with the output of LED driving power case, and LED driving power case is arranged at main casing inside; LED driving power case is connected with cable connector by input, and cable connector centre position is provided with cable and portals; Cable connector is arranged on main casing outer face; Meanwhile, both sides, main casing rear end all regulate fixing hole by some installing racks, installing rack fixing hole is connected with lamp mounting stand, and side, main casing rear end is provided with direction regulator, direction regulator is provided with and installs fixing iron.This Multifunctional LED Projecting Lamp structure is more complicated, production cost is high, and housing radiator is connected not tight with LED chip, have impact on thermal diffusivity, considers less to factor initiation potential environment chain reactions such as lamp body electrostatic.
Utility model content
For defect and the problem of prior art; the technical problems to be solved in the utility model is the LED projector lamp providing a kind of explosion-proof dustproof and waterproof; solve existing anti-explosion LED Projecting Lamp complex structure and the undesirable problem of thermal diffusivity, security; promote dustproof and waterproof sealing; feedback adjustment can be carried out to variations in temperature, power-off protection after going beyond the scope in real time within the specific limits.
For solving the problem, the utility model provides a kind of LED projector lamp of explosion-proof dustproof and waterproof, comprise base, lamp body, lampshade, described lampshade comprises transmissive mirror, lampshade shell, described lamp body comprises housing, multiple LED lamp bead, surface-mounted integrated circuit, temperature sensor, current control unit, drive circuit, driving power, described surface-mounted integrated circuit comprises the aluminium base that setting is close in bottom, described multiple LED lamp bead, temperature sensor, current control unit, drive circuit is fixedly installed on described surface-mounted integrated circuit respectively, described housing comprises radiator structure, ante-chamber, back cavity, T-shaped hollow-core construction in axial section, described surface-mounted integrated circuit is fixed on described ante-chamber, and be close to described radiator structure, described driving power is fixed on described back cavity.
Described temperature sensor can be arranged on temperature the most easily rising place according to the deployment conditions of LED lamp bead temperature, is generally arranged on concentrated circuit board central authorities, also can arranges multiple.The analog signal of temperature sensor receives through current control unit carries out analyzing and processing, preset corresponding data in current control unit, when temperature be increased to depart from the optimal values scope preset time, then reduce electric current adaptively, to reduce amount of light and caloric value, realize cooling object; After temperature drops back to the optimal values scope preset, recover normal current size.When temperature exceedes the threshold value that microprocessor presets (setting of threshold value need ensure that LED lamp is not damaged), described current control unit cuts off the power supply to drive circuit, thus serves protective effect; When the numerical value that sensor detects falls after rise to the data area preset, be then judged to be that LED can work on, microprocessor again sends instruction and controls described current control unit connection circuit, thus automatically recovers illumination.
Preferably, described lampshade and lamp housing are closely fixed by multiple bolt, and the efficient sealed packing ring of the high temperature resistant silicon arranged between lampshade and lamp housing, to strengthen sealing.For obtaining better sealing effectiveness, be provided with matching thread therebetween, described lamp housing is provided with external screw thread, and described lampshade is provided with internal thread.High-temperature-resisting silicon rubber sealing ring improves the sealing of lamp body, makes its more water proof and dust proof.
Preferably, described radiator structure comprises the fin evenly arranged around back cavity on rear side of the circular ring structure at ante-chamber rear portion, circular ring structure outward, and described circular ring structure and described surface-mounted integrated circuit aluminium base are close to fixing.Generally speaking, described surface-mounted integrated circuit is fixed on described ante-chamber rear portion by thermal paste, screw, constitutes good cooling system.
Preferably, described lamp housing back cavity is provided with outlet joint, and outlet joint arranges external power supply gang socket to realize sealing, and externally fed is powered to LED projector lamp by the connector supporting with outlet joint.
Preferably, described lamp body housing, lampshade shell shell comprise certain thickness electrostatic powder coating, thickness >=40U, improve corrosion resistance and the protection against electric shock of lamp shell, bring the effect of beautifying lamp body.
Preferably, described base comprises hold-down arm, mounting disc, described hold-down arm comprises arm and bottom, arm is connected with lamp body by screw, described bottom is connected with mounting disc by screw, by tightening/unscrewing screw, can realize rotation that lamp body connects around hold-down arm to realize the adjustment of light angle, the rotation that hold-down arm connects around mounting disc is to realize the adjustment of illumination direction.
Preferably, described lamp body housing, lampshade shell are die-cast aluminium shell, have that thermal diffusivity is good, sturdy and durable, the advantage of antistatic.
Preferably, described transmissive mirror is safety glass transmissive mirror, has excellent explosion-resistance characteristic and anti-scratch function.
Preferably, described driving power is the isolated power supply of constant current, the security of light fixture and the stability of illumination high.
The utility model compared with prior art, by the cooperation of temperature sensor, current control unit, carries out high temperature regulation and control to LED projector lamp, and after going beyond the scope, power-off protection improves service life and the performance of LED projector lamp, reduces unnecessary loss and damages.Each LED lamp bead, drive circuit, temperature sensor, current control unit are arranged on surface-mounted integrated circuit, avoid wiring, save space, reduce costs, and improve reliability.By improving lamp body structure, improve its heat dispersion and water resistance further; Adopt high-performance material, improve LED corrosion resistance and reliability, and structure is comparatively simple, reduce production cost and use difficulty.
Accompanying drawing explanation
Fig. 1 is the axial section structural representation of the LED projector lamp embodiment (not containing base) of the explosion-proof dustproof and waterproof of the utility model;
Fig. 2 is the side structure schematic diagram of the LED projector lamp embodiment of the explosion-proof dustproof and waterproof of the utility model;
Fig. 3 is the Facad structure schematic diagram of the LED projector lamp embodiment of the explosion-proof dustproof and waterproof of the utility model;
Fig. 4 is the electrical block diagram of the LED projector lamp embodiment of the explosion-proof dustproof and waterproof of the utility model;
Wherein: 1. transmissive mirror, 2. Lamp housing, 3. ante-chamber, 4. surface-mounted integrated circuit, 5. fin, 6. back cavity, 7. driving power, 8. outlet joint, 9. circular ring structure, 10. bolt, 11. screws, 13. arms, bottom 14., 15. mounting discs, 16. screws.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described.Obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of LED projector lamp of explosion-proof dustproof and waterproof, comprise base, lamp body, lampshade, described base passes through hold-down arm, screw 11 is connected with lamp body, described lamp body comprises housing, multiple LED lamp bead, surface-mounted integrated circuit 4, temperature sensor, current control unit, drive circuit, driving power 7, described lampshade comprises transmissive mirror 1, lampshade shell 2, described surface-mounted integrated circuit 4 comprises the aluminium base that setting is close in bottom, described multiple LED lamp bead, temperature sensor, current control unit, drive circuit is fixedly installed on described surface-mounted integrated circuit 4 respectively, described housing is die-cast aluminium shell, comprise radiator structure, ante-chamber 3, back cavity 6, T-shaped hollow-core construction in axial section, described surface-mounted integrated circuit 4 is fixed in described ante-chamber 3, and be close to described radiator structure, described driving power 7 is fixed on described back cavity.Die-cast aluminium shell has that thermal diffusivity is good, sturdy and durable, the advantage of antistatic; Safety glass transmissive mirror, has excellent explosion-resistance characteristic.Described driving power is the isolated power supply of constant current, improves the security of light fixture and the stability of illumination.
With reference to shown in Fig. 4, the analog signal of described temperature sensor receives through current control unit carries out analyzing and processing, corresponding data are preset in current control unit, when temperature be increased to depart from the optimal values scope preset time, then reduce electric current adaptively, to reduce amount of light and caloric value, realize cooling object; After temperature drops back to the optimal values scope preset, recover normal current size.When temperature exceedes the threshold value that microprocessor presets (setting of threshold value need ensure that LED lamp is not damaged), described current control unit cuts off the power supply to drive circuit, thus serves protective effect; When the numerical value that sensor detects falls after rise to the data area preset, be then judged to be that LED can work on, microprocessor again sends instruction and controls described current control unit connection circuit, thus automatically recovers illumination.Described temperature sensor can be arranged on temperature the most easily rising place according to the deployment conditions of LED unit temperature, is generally arranged on concentrated circuit board central authorities, also can arranges multiple.
With reference to shown in Fig. 2, Fig. 3, described lampshade and lamp housing are closely fixed by multiple bolt 10, and the efficient sealed packing ring of the high temperature resistant silicon arranged between lampshade and lamp housing, to strengthen sealing.For obtaining better sealing effectiveness, be provided with matching thread therebetween, described lamp housing is provided with external screw thread, and described lampshade is provided with internal thread.High-temperature-resisting silicon rubber sealing ring improves the sealing of lamp body, makes its more water proof and dust proof.
With reference to shown in Fig. 1, described radiator structure comprises around the outer fin 5 evenly arranged of back cavity 6 on rear side of the circular ring structure 9 at ante-chamber 3 rear portion, circular ring structure 9, and described circular ring structure 9 is close to fixing with described surface-mounted integrated circuit 4 aluminium base.Generally speaking, described surface-mounted integrated circuit 4 is fixed on described ante-chamber 3 rear portion by thermal paste, screw, constitutes good cooling system.
Described lamp housing back cavity is provided with outlet joint 8, and outlet joint 8 arranges external power supply gang socket to realize sealing, and externally fed is powered to LED projector lamp by the connector supporting with outlet joint 8.
Described base comprises hold-down arm, mounting disc 15.Described hold-down arm comprises arm 13 and bottom 14, arm 13 is connected with lamp body by screw 11, described bottom 14 is connected with mounting disc 15 by screw 16, by tightening/unscrewing screw, can realize rotation that lamp body connects around hold-down arm to realize the adjustment of light angle, the rotation that hold-down arm connects around mounting disc 15 is to realize the adjustment of illumination direction.
In addition, described lamp body housing, lampshade shell 2 shell also comprise certain thickness electrostatic powder coating, thickness >=40U.
It is last it is noted that the above embodiment is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the LED projector lamp of an explosion-proof dustproof and waterproof, comprise base, lamp body, lampshade, described lampshade comprises transmissive mirror, lampshade shell, it is characterized in that, described lamp body comprises housing, multiple LED lamp bead, surface-mounted integrated circuit, temperature sensor, current control unit, drive circuit, driving power, described surface-mounted integrated circuit comprises the aluminium base that setting is close in bottom, described multiple LED lamp bead, temperature sensor, current control unit, drive circuit is fixedly installed on described surface-mounted integrated circuit respectively, described housing comprises radiator structure, ante-chamber, back cavity, T-shaped hollow-core construction in axial section, described surface-mounted integrated circuit is fixed on described ante-chamber, and be close to described radiator structure, described driving power is fixed on described back cavity.
2. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 1, is characterized in that, described temperature sensor is arranged at concentrated circuit board central authorities according to the deployment conditions of LED lamp bead temperature.
3. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 1, is characterized in that, described temperature sensor has multiple, is arranged at concentrated circuit board LED lamp bead respectively and arranges intensive place.
4. the LED projector lamp of the explosion-proof dustproof and waterproof according to Claims 2 or 3, it is characterized in that, described lampshade and lamp housing are closely fixed by multiple bolt, the efficient sealed packing ring of the high temperature resistant silicon arranged between lampshade and lamp housing, described lamp housing is provided with external screw thread, described lampshade is provided with internal thread, and lampshade is tightened on lamp housing.
5. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 4, it is characterized in that, described radiator structure comprises the fin evenly arranged around back cavity on rear side of the circular ring structure at ante-chamber rear portion, circular ring structure outward, and described surface-mounted integrated circuit is fixed on the circular ring structure at described ante-chamber rear portion by thermal paste, screw.
6. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 5, is characterized in that, described lamp housing back cavity sets out wire terminal, and externally fed is powered to LED projector lamp by outlet joint.
7. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 6, is characterized in that, described lamp body housing, lampshade shell shell are provided with certain thickness electrostatic powder coating.
8. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 7, it is characterized in that, described base comprises hold-down arm, mounting disc, described hold-down arm comprises arm and bottom, described arm is connected with described lamp body by screw, and described bottom is connected with described mounting disc by screw, by tightening/unscrewing screw, described lamp body can around hold-down arm connection of rotating, and described hold-down arm can around described mounting disc connection of rotating.
9. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 8, is characterized in that, described lamp body housing, lampshade shell are die-cast aluminium shell.
10. the LED projector lamp of explosion-proof dustproof and waterproof according to claim 9, is characterized in that, described transmissive mirror is safety glass transmissive mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486671.9U CN204026375U (en) | 2014-08-27 | 2014-08-27 | A kind of LED projector lamp of explosion-proof dustproof and waterproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486671.9U CN204026375U (en) | 2014-08-27 | 2014-08-27 | A kind of LED projector lamp of explosion-proof dustproof and waterproof |
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| Publication Number | Publication Date |
|---|---|
| CN204026375U true CN204026375U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420486671.9U Expired - Fee Related CN204026375U (en) | 2014-08-27 | 2014-08-27 | A kind of LED projector lamp of explosion-proof dustproof and waterproof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757475A (en) * | 2016-05-18 | 2016-07-13 | 江苏华牌节能科技有限公司 | Super-efficiency energy-saving LED lamp |
| CN105889845A (en) * | 2015-01-14 | 2016-08-24 | 大庆宏富来电气设备制造有限公司 | Explosion-proof lamp |
| CN106287466A (en) * | 2016-10-25 | 2017-01-04 | 苏州承腾电子科技有限公司 | Led anti-explosion lamp |
| US20170226789A1 (en) * | 2016-02-05 | 2017-08-10 | Stabilus Gmbh | Tubular drive apparatus |
| CN107178732A (en) * | 2017-06-29 | 2017-09-19 | 礼泉鑫灞厨具有限公司 | A kind of LED illumination lamp |
| CN107795969A (en) * | 2016-08-30 | 2018-03-13 | 通用电气照明解决方案有限责任公司 | Luminaire comprising a heat dissipating structure |
| CN111810894A (en) * | 2020-08-12 | 2020-10-23 | 苏州诺斯鲁精密科技有限公司 | High-power UVLED chip illumination device and system |
-
2014
- 2014-08-27 CN CN201420486671.9U patent/CN204026375U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889845A (en) * | 2015-01-14 | 2016-08-24 | 大庆宏富来电气设备制造有限公司 | Explosion-proof lamp |
| US20170226789A1 (en) * | 2016-02-05 | 2017-08-10 | Stabilus Gmbh | Tubular drive apparatus |
| US10214952B2 (en) * | 2016-02-05 | 2019-02-26 | Stabilus Gmbh | Tubular drive apparatus |
| CN105757475A (en) * | 2016-05-18 | 2016-07-13 | 江苏华牌节能科技有限公司 | Super-efficiency energy-saving LED lamp |
| CN107795969A (en) * | 2016-08-30 | 2018-03-13 | 通用电气照明解决方案有限责任公司 | Luminaire comprising a heat dissipating structure |
| US11134618B2 (en) | 2016-08-30 | 2021-10-05 | Current Lighting Solutions, Llc | Luminaire including a heat dissipation structure |
| CN106287466A (en) * | 2016-10-25 | 2017-01-04 | 苏州承腾电子科技有限公司 | Led anti-explosion lamp |
| CN107178732A (en) * | 2017-06-29 | 2017-09-19 | 礼泉鑫灞厨具有限公司 | A kind of LED illumination lamp |
| CN111810894A (en) * | 2020-08-12 | 2020-10-23 | 苏州诺斯鲁精密科技有限公司 | High-power UVLED chip illumination device and system |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20190827 |
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| CF01 | Termination of patent right due to non-payment of annual fee |