CN104235804B - LED (light emitting diode) projection lamp - Google Patents

LED (light emitting diode) projection lamp Download PDF

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Publication number
CN104235804B
CN104235804B CN201410494466.1A CN201410494466A CN104235804B CN 104235804 B CN104235804 B CN 104235804B CN 201410494466 A CN201410494466 A CN 201410494466A CN 104235804 B CN104235804 B CN 104235804B
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CN
China
Prior art keywords
lamp
lamp housing
air
core
led projector
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Active
Application number
CN201410494466.1A
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Chinese (zh)
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CN104235804A (en
Inventor
林汉光
刘宝泰
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Guangdong Heng Photoelectric Technology Co Ltd
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Guangdong Heng Photoelectric Technology Co Ltd
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Priority to CN201410494466.1A priority Critical patent/CN104235804B/en
Publication of CN104235804A publication Critical patent/CN104235804A/en
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Abstract

The invention discloses a novel LED (light emitting diode) projection lamp which comprises a rear lamp housing, wherein an opening is formed in the front end of the rear lamp housing; the front end of the rear lamp housing is provided with a front lamp cover in a butting manner, and a lamp cavity is formed in the front lamp cover; a luminous assembly and a reflection cover for reflecting light are arranged in the lamp cavity; the novel LED projection lamp is characterized in that a rainwater temperature control probe for detecting whether raining occurs outside is arranged on the outer wall of the rear lamp housing; an air cooling device is arranged in the lamp cavity outside the reflection cover and comprises an air inlet pipe and an air exhaust pipe which are oppositely arranged on two inner sides of the rear lamp housing and are communicated with the outside; an air suction fan which is connected with the air inlet pipe and is used for blowing external air into the lamp cavity and an air exhaust fan which is connected with the air exhaust pipe and is used for exhausting hot air in the lamp cavity are respectively arranged at the bottom of the rear lamp housing; electromagnetic valves for controlling the air inlet pipe and the air exhaust pipe to be switched on and switched off are arranged in the air inlet pipe and the air exhaust pipe. Due to the arrangement, the novel LED projection lamp is high in heat dissipation performance and waterproofing performance.

Description

A kind of LED projector lamp
【Technical field】
The invention belongs to lighting technical field, more particularly, to a kind of LED projector lamp of high efficiency and heat radiation.
【Background technology】
With the continuous development of LED industry, LED energy-saving illuminations technology also constantly improve, high power LED projector has more Carry out more applications, and the radiating and waterproof requirement to high power LED projector is also increasingly taken seriously.But current is big The hardly possible that the undesirable, outward appearance of power LED floodlight generally existing radiating is heavy, non-modular designs are caused is safeguarded, power cannot The problems such as extension.In order to meet the demand in market, people are badly in need of in terms of outward appearance, cost, radiating, installation, modularized design etc. Develop LED high-power light-projecting lamps of new generation.The fin of traditional high power LED projector is mainly by integrally formed die casting Being radiated, radiating effect is not ideal enough, and water resistance is also bad for aluminum shell, and on rainy day, the life-span of work is shorter.
【The content of the invention】
The present invention seeks to overcome the deficiencies in the prior art, there is provided a kind of good heat dissipation effect, easy-maintaining, sealing effectiveness It is good, the high-power Waterproof LED light projecting lamp of the high efficiency and heat radiation of low cost.
The present invention is achieved by the following technical solutions:
A kind of LED projector lamp, includes the rear lamp housing 2 of front opening, and the front end of the rear lamp housing 2 to form lamp to being equipped with The headlight door 1 of tool die cavity 4, luminescence component 3 is provided with and for reflective reflector 5 in the light fixture die cavity 4, it is characterised in that: In the rear the outer wall of lamp housing 2 is provided with for detecting outside whether rainy rainwater temperature probe 8, outside the reflector 5 Light fixture die cavity 4 in be provided with air cooling equipment 7, the air cooling equipment 7 be included in two inner sides of the rear lamp housing 2 be oppositely arranged and with The blast pipe 701 and exhaust duct 702 of external world's connection, the bottom of the rear lamp housing 2 is respectively equipped with and is mutually used in conjunction with the blast pipe 701 It is connected in the drawing fan 703 that extraneous air is blown into the light fixture die cavity 4 and with the exhaust duct 702 for by the light fixture The scavenger fan 704 that the hot-air of die cavity 4 is discharged, in the blast pipe 701 and exhaust duct 702 control blast pipe is equipped with 701 and exhaust duct 702 open and close electromagnetic valve 705.
LED projector lamp as above, it is characterised in that:The electromagnetic valve 705 includes solenoid 7051, valve rod 7052nd, valve element 7053 and spring 7054, the valve element 7053 emits 70531 and emits 70531 core bars being connected with the core including core 70532, the blast pipe 701 and the inwall of exhaust duct 702 be equipped with collar flange 707 and two be fixed on inside pipe wall and with the external world Concentric big cylindrical body 708, the little cylindrical body 709 of connection, the core emits 70531 and pastes with the collar flange 707 for being located inside pipe wall Close, the core bar 70532 is inserted in the little cylindrical body 709 and coordinated with its inwall, the big cylindrical body 708 and little cylindrical body An annular groove 706 is formed between 709, many is provided with the annular groove 706 and the little cylindrical body 709 is fixed on into the big cylinder The bar of the inwall of shape body 708, the spring 7054 is located at the periphery of the core bar 70532 and one end withstands on the core emits 70531 one The other end is withstood on the bar on end face, and the solenoid 7051 and coupled valve rod 7052 are located at the medial extremity of pipe, The other end top pressure of the valve rod 7052 on the other end that the core emits 70531, the drawing fan 703 and scavenger fan 704 be connected with tube wall and connectivity part be located between the collar flange 707 and solenoid 7051.
LED projector lamp as above, it is characterised in that:The bar is three and is mutually 120 degree and is fixed on the big cylinder Between the inwall of shape body 708 and the outer wall of little cylindrical body 709, the core bar 70532 is provided with and a plurality of coordinates with the little cylindrical body 709 Muscle 70533.
LED projector lamp as above, it is characterised in that:The luminescence component 3 includes being located at the LED of the bottom of reflector 5 Lamp source 301 and power supply smart drive module 302 and the electric wire 303 being connected with the power supply smart drive module 302.
LED projector lamp as above, it is characterised in that:In the rear the bottom of lamp housing 2 is additionally provided with multiple rows of for absorbing The heating column 6 of light heat, 6 points of the heating column is two groups, is respectively provided at the drawing fan 703 of the both sides of the LED lamp source 301 At the positive boil on the nape opposite the mouth of scavenger fan 704.
LED projector lamp as above, it is characterised in that:Set at the outside mouth of pipe of the blast pipe 701 and exhaust duct 702 There is bucker 11.
LED projector lamp as above, it is characterised in that:The described trapezoidal shape of reflector 5 and it is removably mounted to institute State at the opening of rear lamp housing 2, the sealing ring 9 for waterproof is additionally provided with the opening of rear lamp housing 2, the outer wall of rear lamp housing 2 is provided with The fixation clamp 10 of the rear lamp housing 2 and the headlight door 1 is clamped, lamp housing 2 is open after the fixation clamp 10 is provided with described in top pressure The screw 14 at place.
LED projector lamp as above, it is characterised in that:The described back of rear lamp housing 2 is provided with the radiating subassembly 12 of aluminum, The radiating subassembly include being screwed in the aluminum substrate 1201 at the back of rear lamp housing 2 and it is multiple rows of be set in parallel in it is described Aluminium heat sink 1202 on aluminum substrate 1201, is provided with multiple for air circulation in the bottom of the aluminium heat sink 1202 Louvre 1203.
LED projector lamp as above, it is characterised in that:The fixed plate 1301 and adjustable support 1304 are by aluminum part Made by stretching mode.
LED projector lamp as above, it is characterised in that:The both sides of rear lamp housing 2 are provided with adjustable installing rack component 13, institute Stating adjustable installing rack component 13 includes being screwed in the fixed plate 1301 of the both sides of rear lamp housing 2, in the middle of the fixed plate 1301 Central screw hole 1302 is provided with, the periphery of the fixed plate 1301 is arcuately provided with multiple side screwed holes 1303, the fixed plate of both sides 1301 are bolted with adjustable support 1304 by central screw hole 1302 and one of side screwed hole 1303.
Compared with prior art, the present invention has the following advantages:
1st, the present invention is provided with air cooling equipment so that Projecting Lamp not only by aluminium heat sink radiating, in Projecting Lamp Both sides are respectively provided with drawing fan and scavenger fan, and, by extraneous cold air inspiration lamp interior, cold air will for drawing fan Heating column for absorbing lamp source heat is cooled down, and the hot-air after cooling is discharged Projecting Lamp by scavenger fan, and in blast pipe Mouthful and the air draft mouth of pipe be provided with repacking after electromagnetic valve, the electromagnetic valve by power supply smart drive module intelligent drives, on rainy day When not working, electromagnetic valve power-off, spring top pressure core emits closure collar flange, prevents extraneous rainwater from entering in Projecting Lamp, rear The rainwater temperature probe arranged on lamp housing outer wall judges whether raining by the extraneous temperature and humidity of detection, in fine day Solenoid valves, coil obtains electric pusher ovable valve stem top pressure core and emits, and spring is compressed, and electromagnetic valve is in channel status, makes light fixture type Chamber is in communication with the outside by blast pipe and exhaust duct, and radiator fan works simultaneously, is additionally provided with the outside of blast pipe and exhaust duct anti- Water cover, the air cooling equipment radiating efficiency of the present invention is high, and water resistance is good.
2nd, the present invention is provided with sealing ring between headlight door and rear lamp housing, and screw top pressure with fixation clamp and thereon is fixed and made Headlight door and rear lamp housing pinch seal ring, further enhancing its water resistance.
3rd, the present invention is provided with the radiating subassembly of aluminum at rear lamp housing back, and in the bottom of aluminium heat sink multiple being used for is provided with The louvre of air circulation, ventilation effect is good, is conducive to heat timely and effectively to distribute.
4th, headlight door of the present invention and the docking of back light shell phase and it is detachably connected, the fixation at heat spreader substrate and the rear lamp housing back side Mode is fixed for screw, easy for removal and installation, ease of assembly and maintenance.
5th, adjustable installing rack component of the invention connects adjustable supporting by the central screw hole and side screwed hole in fixed plate Frame so that support can precisely adjust setting angle, it is adaptable to the installation under various environment.
【Description of the drawings】
Fig. 1 is axonometric chart of the present invention;
Fig. 2 is exploded view of the present invention;
Fig. 3 is sectional view of the present invention;
Fig. 4 is the cut away view of air cooling equipment of the present invention.
In figure;1 is headlight door;2 is rear lamp housing;3 is luminescence component;301 is LED lamp source;302 is that power supply smart drives mould Block;303 is electric wire;4 is light fixture die cavity;5 is reflector;6 is heating column;7 is air cooling equipment;701 is blast pipe;702 are row Airduct;703 is drawing fan;704 is scavenger fan;705 is electromagnetic valve;7051 is solenoid;7052 is valve rod;7053 are Valve element;70531 emit for core;70532 is core bar;70533 is muscle;7054 is spring;706 is annular groove;707 is collar flange;708 For big cylindrical body;709 is little cylindrical body;8 is rainwater temperature probe;9 is sealing ring;10 is fixation clamp;11 is bucker;12 are Radiating subassembly;1201 is aluminum substrate;1202 is aluminium heat sink;1203 is louvre;13 is adjustable installing rack component;1301 For fixed plate;1302 is central screw hole;1303 is side screwed hole;1304 is adjustable support;14 is screw.
【Specific embodiment】
Below in conjunction with the accompanying drawings the invention will be further described:
A kind of LED projector lamp, includes the rear lamp housing 2 of front opening, and the front end of the rear lamp housing 2 to form lamp to being equipped with The headlight door 1 of tool die cavity 4, luminescence component 3 is provided with the light fixture die cavity 4 and for reflective reflector 5, in the rear lamp housing 2 outer walls are provided with for detecting outside whether rainy rainwater temperature probe 8, in the light fixture die cavity 4 outside the reflector 5 It is provided with air cooling equipment 7, what the air cooling equipment 7 was included in that two inner sides of the rear lamp housing 2 are oppositely arranged and are in communication with the outside enters Airduct 701 and exhaust duct 702, the bottom of the rear lamp housing 2 is respectively equipped with and be connected with the blast pipe 701 for by extraneous air Blow into the drawing fan 703 of the light fixture die cavity 4 and be connected with the exhaust duct 702 for the heat of the light fixture die cavity 4 is empty The scavenger fan 704 that gas is discharged, is equipped with control blast pipe 701 and exhaust duct in the blast pipe 701 and exhaust duct 702 702 electromagnetic valves 705 for opening and closing.By above-mentioned good heat dispersion so that the Projecting Lamp can make more than 200W High-power light-projecting lamp.
The electromagnetic valve 705 includes solenoid 7051, valve rod 7052, valve element 7053 and spring 7054, the valve element 7053 emit 70531 and emit 70531 core bars 70532 being connected with the core including core, in the blast pipe 701 and exhaust duct 702 Wall is equipped with collar flange 707 and two are fixed on inside pipe wall and the concentric big cylindrical body 708, the little cylindrical body that are in communication with the outside 709, the core emits 70531 and fits with the collar flange 707 for being located inside pipe wall, and the core bar 70532 inserts the little cylindrical body Coordinate in 709 and with its inwall, an annular groove 706 is formed between the big cylindrical body 708 and little cylindrical body 709, in the ring The many bars that the little cylindrical body 709 is fixed on the inwall of big cylindrical body 708 are provided with groove 706, the spring 7054 sets In the periphery of the core bar 70532 and one end withstands on the core and emits the other end on 70531 end face and withstands on the bar, the electricity Magnetic coil 7051 and coupled valve rod 7052 are located at the medial extremity of pipe, and the other end top pressure of the valve rod 7052 emits in the core On 70531 other end, the drawing fan 703 and scavenger fan 704 are connected with tube wall and connectivity part be located at it is described Between collar flange 707 and solenoid 7051.
The bar be three and be mutually 120 degree be fixed on the inwall of big cylindrical body 708 and the outer wall of little cylindrical body 709 it Between, the core bar 70532 is provided with a plurality of muscle 70533 coordinated with the little cylindrical body 709.
The luminescence component 3 include be located at the bottom of reflector 5 LED lamp source 301 and power supply smart drive module 302 and The electric wire 303 being connected with the power supply smart drive module 302.The power supply smart drive module 302 is by 220V AC rectifications It is internal to realize automatically controlling by program into constant current source power supply to LED lamp source 301.
In the rear the bottom of lamp housing 2 is additionally provided with multiple rows of heating column 6 for absorption modulation light heat, 6 points of the heating column For two groups, it is respectively provided at the positive boil on the nape opposite the mouth of the drawing fan 703 of the both sides of the LED lamp source 301 and scavenger fan 704.
The rear lamp housing 2 is aluminum material, and the headlight door 1 is glass material, and the reflector 5 is aluminum reflector.
Bucker 11 is provided with the outside mouth of pipe of the blast pipe 701 and exhaust duct 702.Described reflector 5 is trapezoidal Shape and it is removably mounted at the opening of rear lamp housing 2, is provided with for waterproof in the aluminum groove on the front end boss of rear lamp housing 2 Sealing ring 9, the sealing ring 9 is silica gel material, and the outer wall of rear lamp housing 2 is provided with the clamping rear lamp housing 2 and the headlight door 1 Fixation clamp 10, the fixation clamp 10 be provided with described in top pressure after screw 14 at the opening of lamp housing 2.By above-mentioned waterproof measure, Can realize fully sealing waterproof inside the Projecting Lamp, classification of waterproof is IP65.
The described back of rear lamp housing 2 is provided with the radiating subassembly 12 of aluminum, and the radiating subassembly 12 includes being screwed in The aluminum substrate 1201 and multiple rows of aluminium heat sink being set in parallel on the aluminum substrate 1201 at the back of rear lamp housing 2 1202, it is provided with multiple louvres 1203 for air circulation in the bottom of the aluminium heat sink 1202.
The fixed plate 1301 and adjustable support 1304 are made by aluminum part by stretching mode, good heat dissipation effect, no Get rusty, service life is long, the process is simple of stretching.
The both sides of rear lamp housing 2 are provided with adjustable installing rack component 13, and the adjustable installing rack component 13 includes solid with screw The fixed plate 1301 of the both sides of rear lamp housing 2 is scheduled on, central screw hole 1302, the fixed plate are provided with the middle of the fixed plate 1301 1301 peripheries are arcuately provided with multiple side screwed holes 1303, and the fixed plate 1301 of both sides passes through central screw hole 1302 and wherein Individual side screwed hole 1303 is bolted with adjustable support 1304 so that support can precisely adjust setting angle, it is adaptable under various environment Installation.

Claims (9)

1. a kind of LED projector lamp, includes the rear lamp housing (2) of front opening, and the front end of the rear lamp housing (2) to be formed to being equipped with Luminescence component (3) is provided with the headlight door (1) of light fixture die cavity (4), the light fixture die cavity (4) and for reflective reflector (5), It is characterized in that:In the rear lamp housing (2) outer wall is provided with for detecting outside whether rainy rainwater temperature probe (8), Air cooling equipment (7) is provided with the outside light fixture die cavity (4) of the reflector (5), the air cooling equipment (7) is included in the back light Blast pipe (701) and exhaust duct (702) that two inner sides of shell (2) are oppositely arranged and are in communication with the outside, the bottom of the rear lamp housing (2) Portion is respectively equipped with and is connected for the drawing fan that extraneous air is blown into the light fixture die cavity (4) with the blast pipe (701) (703) and with the exhaust duct (702) it is connected for the scavenger fan (704) for discharging the hot-air of the light fixture die cavity (4), Control blast pipe (701) is equipped with the blast pipe (701) and exhaust duct (702) and exhaust duct (702) is opened and closed Electromagnetic valve (705);The electromagnetic valve (705) includes solenoid (7051), valve rod (7052), valve element (7053) and spring (7054), the valve element (7053) emits (70531) and the core bar (70532) that (70531) are connected is emitted with the core including core, described Blast pipe (701) and exhaust duct (702) inwall are equipped with collar flange (707) and two are fixed on inside pipe wall and are in communication with the outside Concentric big cylindrical body (708), little cylindrical body (709), the core emits (70531) and is located at the collar flange of inside pipe wall (707) fit, the core bar (70532) is inserted in the little cylindrical body (709) and coordinated with its inwall, the big cylindrical body (708) annular groove (706) is formed between little cylindrical body (709), many is provided with by the little cylinder in the annular groove (706) Shape body (709) is fixed on the bar of big cylindrical body (708) inwall, and the spring (7054) is located at the core bar (70532) outward Enclose and one end withstand on the core and emits the other end on the end face of (70531) and withstands on the bar, the solenoid (7051) and Coupled valve rod (7052) is located at the medial extremity of pipe, and valve rod (7052) other end top pressure emits (70531) in the core Other end on, the drawing fan (703) and scavenger fan (704) are connected with tube wall and connectivity part is located at the ring Between shape flange (707) and solenoid (7051).
2. LED projector lamp according to claim 1, it is characterised in that:The bar is for three and is mutually 120 degree and is fixed on institute State between big cylindrical body (708) inwall and little cylindrical body (709) outer wall, the core bar (70532) is provided with a plurality of little with described The muscle (70533) that cylindrical body (709) coordinates.
3. LED projector lamp according to claim 2, it is characterised in that:The luminescence component (3) is including being located at reflector (5) LED lamp source (301) and power supply smart drive module (302) of bottom and with power supply smart drive module (302) phase Electric wire (303) even.
4. LED projector lamp according to claim 3, it is characterised in that:In the rear the bottom of lamp housing (2) is additionally provided with multiple rows of For the heating column (6) of absorption modulation light heat, the heating column (6) is divided into two groups, is respectively provided at the LED lamp source (301) two At the drawing fan (703) of side and the positive boil on the nape opposite the mouth of scavenger fan (704).
5. LED projector lamp according to claim 4, it is characterised in that:The blast pipe (701) and exhaust duct (702) Bucker (11) is provided with the mouth of pipe of outside.
6. the LED projector lamp according to any one of claim 1 to 5, it is characterised in that:Described reflector (5) is trapezoidal Shape and it is removably mounted at rear lamp housing (2) opening, the sealing ring for waterproof is additionally provided with rear lamp housing (2) opening (9), rear lamp housing (2) outer wall is provided with the fixation clamp (10) for clamping the rear lamp housing (2) and the headlight door (1), described solid Clamp (10) is provided with the screw (14) at rear lamp housing (2) opening described in top pressure.
7. LED projector lamp according to claim 6, it is characterised in that:Described rear lamp housing (2) back is provided with dissipating for aluminum Hot component (12), the radiating subassembly (12) includes the aluminum substrate (1201) for being screwed in rear lamp housing (2) back With multiple rows of aluminium heat sink (1202) being set in parallel on the aluminum substrate (1201), in the aluminium heat sink (1202) Bottom be provided with multiple louvres (1203) for air circulation.
8. LED projector lamp according to claim 7, it is characterised in that:The fixed plate (1301) and adjustable support (1304) made by stretching mode by aluminum part.
9. LED projector lamp according to claim 8, it is characterised in that:Rear lamp housing (2) both sides are provided with adjustable installing rack Component (13), the adjustable installing rack component (13) is including the fixed plate (1301) for being screwed in rear lamp housing (2) both sides, institute State and central screw hole (1302) is provided with the middle of fixed plate (1301), fixed plate (1301) periphery is arcuately provided with multiple side spiral shells Pit (1303), the fixed plate (1301) of both sides is spirally connected by central screw hole (1302) and one of side screwed hole (1303) There is adjustable support (1304).
CN201410494466.1A 2014-09-24 2014-09-24 LED (light emitting diode) projection lamp Active CN104235804B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN104235804B true CN104235804B (en) 2017-05-10

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108397716A (en) * 2018-02-08 2018-08-14 深圳市卡司通展览股份有限公司 A kind of novel exhibitions LED projector lamp
CN108637987B (en) * 2018-04-27 2020-09-08 东莞市闻誉实业有限公司 Lighting maintenance platform
CN109084219B (en) * 2018-07-23 2020-07-31 江门沃能光电科技有限公司 Spherical L ED projecting lamp
CN110645554B (en) * 2019-10-12 2020-06-09 临沂市蓝晶光电科技有限公司 High-watt-rate quick cooling device for illuminating lamp

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Publication number Priority date Publication date Assignee Title
CN201242106Y (en) * 2008-08-12 2009-05-20 梁允生 Light emitting diode lamp core
CN202884699U (en) * 2012-10-29 2013-04-17 杭州中强照明电器有限公司 Light emitting diode (LED) light box project lamp with cooling fan arranged inside
CN203010366U (en) * 2012-09-21 2013-06-19 宜昌宇辉科技有限责任公司 Light-emitting diode (LED) project lamp
CN203413598U (en) * 2013-08-28 2014-01-29 赵峰 Heat abstractor of outdoor LED (light-emitting diode) lighting equipment
CN203615134U (en) * 2013-11-27 2014-05-28 东莞市雅笋电子有限公司 Efficient heat dissipation LED lamp
CN204165004U (en) * 2014-09-24 2015-02-18 中山市恒辰光电科技有限公司 A kind of Novel LED projection lamp

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201242106Y (en) * 2008-08-12 2009-05-20 梁允生 Light emitting diode lamp core
CN203010366U (en) * 2012-09-21 2013-06-19 宜昌宇辉科技有限责任公司 Light-emitting diode (LED) project lamp
CN202884699U (en) * 2012-10-29 2013-04-17 杭州中强照明电器有限公司 Light emitting diode (LED) light box project lamp with cooling fan arranged inside
CN203413598U (en) * 2013-08-28 2014-01-29 赵峰 Heat abstractor of outdoor LED (light-emitting diode) lighting equipment
CN203615134U (en) * 2013-11-27 2014-05-28 东莞市雅笋电子有限公司 Efficient heat dissipation LED lamp
CN204165004U (en) * 2014-09-24 2015-02-18 中山市恒辰光电科技有限公司 A kind of Novel LED projection lamp

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