A kind of integral LED Flood lamps and lanterns
Technical field
The utility model relates to a kind of lighting apparatus, specifically is a kind of integral LED Flood lamps and lanterns.
Background technology
Traditional Flood lamps and lanterns adopts tengsten lamp, mercury vapor lamp, iodine-tungsten lamp or the high-pressure sodium lamp as light source of high-power (about 100W) mostly, and volume is big, weight is big, high energy consumption, high maintenance cost, environmental pollution are serious, and illuminating effect is unsatisfactory.
Nineteen sixty-five, global first item commercialization light emitting diode (LED) is born, and along with continuous advancement in technology, the development of LED is quite rapid, and in recent years, the luminous efficiency of the LED of some color substantially exceeds incandescent lamp, even reaches the luminous efficiency of fluorescent lamp.Compare with traditional Projecting Lamp electric light source, the basic nonhazardous of led light source, no electromagnetic pollution and have that volume is little, energy consumption is low, light efficiency is high, caloric value is relatively low and many-sided advantage such as long service life can substitute conventional light source fully and make Projecting Lamp.
1. consider single chip LED luminosity deficiency, the LED light fixture generally adopts led array formula structure, has produced thus that LED light fixture heat is concentrated, local temperature is too high, thereby causes that circuit control system instability, energy consumption are excessive, problems such as lamp life reduction,
2. because LED is a linear lighting, general LED light fixture adopts lens or other management device to change its light distribution requirements, thereby causes its dazzle excessive, and luminous intensity distribution is inhomogeneous, does not reach necessary requirement.
So how to solve its dazzle and luminous intensity distribution even, problems such as heat radiation have become the most important thing
In Chinese patent application publication number CN1594962A document, related to a kind of LED light fixture, its light fixture does not have radiator structure, and electric component and led light source are integrated in a circuit board simultaneously, and led light source warming-up effect electric component causes very big unstability.
In Chinese patent application publication number CN1734846A document, related to a kind of LED Projecting Lamp, electric components such as its power supply and drive circuit are not arranged at etc. in the body, but outside independent setting of light fixture.Though this kind split-type design method has reduced the influence of led light source heating to electric component, has brought inconvenience to cost control and lamp installation etc.
In Chinese patent application publication number CN1767815Y and CN2886319Y document, each discloses a kind of linear LED Projecting Lamp, in these two kinds of schemes, led light source and electrical part have partly been carried out the space isolation, but do not design radiator structure, therefore, waiting the alluvial of body internal heat, led light source heating still exists the influence of electrical part, and the power consumption of light fixture, stability, service life, various aspects of performance still can be affected.
In Chinese application publication number CN1760585A document, a kind of LED light fixture is disclosed, it places electric component the closed chamber of falling heat-transfer iknsulating liquid, separate with led light source to reach electric component, though this method can effectively realize heat radiation and isolate, but production cost is too high, and extremely inconvenience of processing, maintenance is not too suitable in present stage popularity production.
The utility model content
Technical scheme to be solved in the utility model provides a kind of integral LED Flood lamps and lanterns, has reflectively always, and luminous intensity distribution is even, free from glare, and high efficiency and heat radiation effect, energy consumption are low, long service life, advantage that optical energy attenuation is little, and production cost is low, and processing is simple.
The technical solution of the utility model is:
A kind of integral LED Flood lamps and lanterns, comprise housing, end cap, light penetrating panel, led light source, LED power supply and Drive and Control Circuit, reflection unit and mounting bracket, described housing is installed on the mounting bracket, the two ends card of housing and end cap arranged, its upper end is blocked and light penetrating panel is arranged, and described housing, end cap and light penetrating panel are combined to form a seal cavity; Described led light source fixed sealing is loaded on the inwall of housing, described LED power supply and Drive and Control Circuit sealing are installed on the end cap inwall or the lamp body outside, described inner walls is equipped with reflection unit with respect to the position of light source, institute fast LED power supply and Drive and Control Circuit are electrically connected with led light source, and between do not have thermo-contact.
Between described housing and the led light source heat-conducting substrate is installed, heat-conducting substrate and housing, led light source are thermo-contact.
The Ka Hechu of described housing and end cap is provided with the end cap seal circle; The Ka Hechu of described housing and light penetrating panel is provided with the panel sealing pad.
Described LED power supply and Drive and Control Circuit are connected with the power line of light fixture outside by the cable-through hole that has on housing or the end cap, and described cable-through hole place is equipped with water joint; Described heat-conducting substrate is a plurality of heat-conducting substrates electrical connections or is a monoblock type heat-conducting substrate; Be to be electrically connected or to be packaged in the heat-conducting substrate and between the described led light source by being electrically connected in the heat-conducting substrate surface wiring.
Described inner walls is equipped with reflection unit with respect to the position of light source, and reflection unit is fixed in the housing and with respect to the position of light source, the light that led light source sends shines reflection unit, reflexes to the lamp body outside by reflection unit.
Reflection unit described in the utility model has the reflecting material with various reflectance factors to make; Described light penetrating panel selects for use high temperature resistant, corrosion-resistant, anti-riot transparent materials such as safety glass or acryl to make; Described end cap seal circle, panel sealing are lined with silicon rubber, waterproof foam, or other have certain elasticity and toughness, and the flexible material of the corrosion-resistant anti-aging sclerosis of heatproof is made; Described led light source is selected the single led light source of color, the led light source or color changeable formula led light source (as RGB) of multiple different colours of planting for use; Can add adjustment module according to concrete application demand in described power supply and the Drive and Control Circuit (5), switch time of LED light fixture, color, light and shade, irradiating angle etc. are regulated and control.
Structure of the present utility model is installed applicable to the bottom or end face is installed or install the side, or is applicable to above multiple mounting means simultaneously; Its lamp body mounting structure installs applicable to metope or install the bottom surface or smallpox is installed, or the special shape surface, or is applicable to above multiple installation site simultaneously; Under the situation of needs, this lamp body mounting structure should provide light fixture free deflection certain angle and fixing function.
It is as follows to the utlity model has advantage:
1, use the novel large-power LED light source, nontoxic substantially, no electromagnetic pollution, the light fixture volume is little, energy consumption is low, light efficiency is high, caloric value is relatively low, long service life;
2, led light source light directly by the reflection unit secondary reflecting, has increased the output of light efficiency, when effectively having prevented dazzle, has further increased the uniformity of its irradiation.
3.LED light source closely contacts with the wall that contacts of lamp body shell, effectively increases area of dissipation, has improved heat transfer efficiency, has reduced the led light source energy consumption, has increased service life;
4, led light source and LED power supply and the Drive and Control Circuit different enclosure spaces of a lamp body that exist together, between the two by certain distance and there is not the direct heat conduct the relation, reduce the energy consumption of the light decay and the control circuit of led light source, improved led light source and lighting circuit stability and service life simultaneously;
5, easy making process, cost are comparatively cheap, are applicable to industrial production in enormous quantities;
6, install simply, it is convenient to safeguard, is applicable to widespread adoption.
Description of drawings
Fig. 1 is the blast structural representation of the utility model embodiment.
Fig. 2 is the structural representation of the utility model embodiment.
The specific embodiment
A kind of integral LED Flood lamps and lanterns (see Fig. 1, Fig. 2) comprises housing 1, end cap 2, light penetrating panel 3, led light source 4.Heat-conducting substrate 5, LED power supply and Drive and Control Circuit 6, reflection unit 7 and mounting bracket 8, housing 1 is installed on the mounting bracket 8, the two ends card of housing 1 and end cap 2 arranged, the Ka Hechu of housing 1 and end cap 2 is provided with end cap seal circle 9, the upper end card of housing 1 and light penetrating panel 3 is arranged, housing 1 is provided with panel sealing pad 10 with the Ka Hechu of light penetrating panel 3, housing 1, end cap 2 and light penetrating panel 3 are combined to form a seal cavity, led light source 4 is fixedly installed on the inwall of housing 1, between housing 1 and the led light source 4 heat-conducting substrate 5 is installed, heat-conducting substrate 5 and housing 1, led light source 4 is thermo-contact, LED power supply and Drive and Control Circuit 6 are installed on the end cap 2 or the lamp body outside, position with respect to light source 4 on the housing 1 is equipped with reflection unit 7, LED power supply and Drive and Control Circuit 6 are electrically connected with led light source 4, LED power supply and Drive and Control Circuit 6 are connected with the power line of light fixture outside by the cable-through hole that has on housing 1 or the end cap 2, and the cable-through hole place is equipped with water joint 11.
Embodiment 1
A kind of pad formula LED Flood lamps and lanterns, its led light source 4 is packaged on the aluminium alloy heat-conducting substrate 5, lamp body shell 1 surrounds an enclosure space with light penetrating panel 3, two heat-conducting substrates 5 that encapsulate led light source 4 have wherein been settled, fill contact by heat-conducting glue fat between lamp body shell 1, heat-conducting substrate 5, the led light source 4, lamp body shell 1 and heat-conducting substrate 5 contact the wall outside, lamp body shell 1 outer surface all is exposed in the air, form the heat conduction path in " led light source 4 → heat-conducting substrate 5 → lamp body shell 1 → external world ", effectively the heat of diverging LED light source 4 generations.
The water joint 11 of power line on end cap 2 inserts the enclosure space of settling LED power supply and Drive and Control Circuit 6, after LED power supply and Drive and Control Circuit 6 conversions, it is drawn electric wire and inserts the enclosure space of settling led light source 4 through the crossed beam trunking of reserving on the branch muscle in the lamp body shell 1, encapsulated LED light source 4 is connected in series by wiring on the heat-conducting substrate 5 on the monolithic heat-conducting substrate 5, is connected in parallel by the welding electric wire between two heat-conducting substrates 5.
In this example, lamp body shell 1 is the aluminium alloy type equipment structure, and end cap 2 is the aluminium alloy compression casting structure, and light penetrating panel 3 is acryl (PMMA) material.
The light that led light source 4 sends back after reflection unit 7 is adjusted the angle secondary reflection sees through light penetrating panel 3 according to the illumination target surface, forms the opticpath of " led light source 4 → reflection unit 7 → light penetrating panel 3 → illumination target ".
Present embodiment is view illumination in kind, be outdoor application luminaire, also can be applicable to area illuminations such as public transport platform, building, advertisement sign, its internal Protection grade need reach more than the IP65, therefore end cap 2 need add end cap seal circle 9 with lamp body shell 1 joining place, light penetrating panel 3 should add panel sealing pad 10 with lamp body shell 1 junction, and the cable-through hole on end cap 2 or the lamp body shell 1 should install water joint 11 additional when being in line.
In the present embodiment, lamp body mounting bracket 8 is a lamp body bottom mounting structure, installs for smallpox, is applicable to that simultaneously install on ground and metope is installed.Lamp body mounting bracket 8 has 100 ° of rotating freely for angles and fixed structure
Embodiment 2
LED bar shaped wall lamp comprises three kinds of monochromatic LED light sources of red, green, blue, three kinds of monochromatic LED light sources of every aluminium alloy heat-conducting substrate 5 encapsulation red, green, blues, lamp body shell 1 surrounds an enclosure space with light penetrating panel 3, wherein settled heat-conducting substrate 5, connect contact by the heat conductive silica gel cushion between lamp body shell 1, heat-conducting substrate 5, the led light source 4, lamp body shell 1 and radiator structure thereof, and the arrangement of electric component is identical with embodiment 1.
In the present embodiment, it is substantially the same manner as Example 1 that lighting circuit connects, difference be in, between the encapsulated LED light source 4, connect between the concolores light source on the every heat-conducting substrate 5, carry out parallel connection between the different color light source.
In the present embodiment, lamp body shell 1 is the aluminium alloy type equipment structure, and end cap 2 is the aluminium alloy compression casting structure, and light penetrating panel 3 is acryl (PMMA) material.The light that led light source 4 sends sees through light penetrating panel 3 and shines to irradiation target surface behind reflection unit 7 translation-angles.Gu this embodiment needs to install additional color transformed control module for the illumination of building exterior wall face color effect in led light source 4, LED power supply and the Drive and Control Circuit 6.
Present embodiment is outdoor application luminaire, its internal Protection grade must reach more than the IP65, therefore end cap 2 need add end cap seal circle 9 with lamp body shell 1 joining place, light penetrating panel 3 should add panel sealing pad 10 with lamp body shell 1 junction, and the cable-through hole on end cap 2 or the lamp body shell 1 should install water joint 11 additional when being in line.
In the present embodiment, lamp body mounting bracket 8 is a lamp body side mounting structure, installs for metope, is applicable to the smallpox installation simultaneously.Lamp body mounting bracket 8 has 115 ° of rotating freely for angles and fixed structure.