CN104180247B

CN104180247B - LED floodlight has

Info

Publication number: CN104180247B
Application number: CN201310205748.0A
Authority: CN
Inventors: 周明杰; 乃业利
Original assignee: Oceans King Lighting Science and Technology Co Ltd; Oceans King Dongguan Lighting Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Current assignee: Oceans King Lighting Science and Technology Co Ltd; Oceans King Dongguan Lighting Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Priority date: 2013-05-28
Filing date: 2013-05-28
Publication date: 2017-08-15
Anticipated expiration: 2033-05-28
Also published as: CN104180247A

Abstract

LED/light source, the reflector of the accommodating pedestal on the pedestal are arranged on the invention discloses a kind of LED floodlight tool, including circular cone sewing platform base, isogonism；The first reflector that the reflector includes pressing close to the side wall of the pedestal, the second reflector being connected with first reflector；First reflector is provided with multiple opening portions for being used to expose LED/light source；Second reflector is close to the base bottom, and its connection end along first reflector tiltedly stretches out, and indent is set.LED/light source isogonism is locked on the base side wall set in introversion, the second reflector reflection through being set with indent, increases irradiated area and illuminance uniformity is preferable, realize that 180 degree spatial dimension is illuminated；LED/light source is used simultaneously, it is lower than other light sources energy consumption, more environmentally friendly under equal illumination requirement.

Description

LED floodlight has

Technical field

The present invention relates to a kind of LED illumination lamp, more particularly to a kind of LED floodlight tool.

Background technology

At present, the illumination such as the road lighting such as country facilities, mining site, goods yard, port and pier and garden, the lawn overwhelming majority is adopted With incandescent lamp or electricity-saving lamp.The design of above-mentioned illuminator often sets a light shield light is tried one's best and is irradiated on ground, Cause to ignore special large area lighting requirement and illumination uniformity, and influence landscape effect.

National Development and Reform Committee issues《China is phased out incandescent lamp route map (exposure draft)》, by October 1st, 2011 It is set within 30th from transitional period, 1 day October in 2012 to September in 2012, forbids 100 watts of sale and import and above general lighting to use Incandescent lamp, from 1 day October in 2016, forbids sale and 15 watts of import and above general lighting incandescent lamp.

Electricity-saving lamp production be unable to do without the poisonous and harmful substance such as fluorescent material and mercury, and uses best three primary colours fluorescence at present Optimal light efficiency made by powder is also only in 90lm/w or so, and as energy-conserving and environment-protective consciousness increasingly strengthens, electricity-saving lamp will also be washed in a pan Eliminate.

The content of the invention

Based on this, it is necessary to propose a kind of environmental protection, energy-conservation, the LED floodlight of good illumination effect tool.

A kind of LED floodlight tool, it is characterised in that be arranged on the LED light on the pedestal including circular cone sewing platform base, isogonism Source, the reflector for housing the pedestal；

The reflector include pressing close to the first reflector of the side wall of the pedestal, be connected with first reflector Two reflectors；

First reflector is provided with multiple opening portions for being used to expose LED/light source；

Second reflector is close to the bottom of the pedestal, and it is oblique along described connected one end of first reflector Stretch out, indent is set.

In one of the embodiments, the angle of plane is 3 ° where the bottom of second reflector and the pedestal.

In one of the embodiments, the first reflector introversion is set, with plane where the bottom of the pedestal Angle is 78 °

In one of the embodiments, the LED/light source is arranged on the pedestal through aluminium base.

In one of the embodiments, the reflector also includes bottom plate, and it is anti-that the first reflector two ends connect first respectively Beam and bottom plate, first emitter are spaced a plurality of reflector, to expose the light source.

In one of the embodiments, the aluminium base is spaced a plurality of, reports to the leadship after accomplishing a task and sets with first reflector Put.

In one of the embodiments, the distance of the LED/light source and second reflector is 5mm.

In one of the embodiments, the LED/light source is Lambertian, and the arrangement 12 on the pedestal.

In one of the embodiments, the reflector uses makrolon, and the outer surface of the reflector is vacuum aluminum-coated Film.

In one of the embodiments, it is described transparency protected also comprising the transparent protective shield being set in outside the reflector Cover uses makrolon, and the thickness of the transparent protective shield is that 3mm, R value are 65mm.

Above-mentioned LED floodlight tool, LED/light source isogonism lock with acute angle folded by reference plane on 78 degree of pedestal, LED light The second reflector reflection that source passes through with indent setting increases irradiated area and illuminance uniformity is preferable, realizes 180 degree space model Enclose illumination；LED/light source is used simultaneously, it is lower than other light sources energy consumption, more environmentally friendly under equal illumination requirement.

Brief description of the drawings

Fig. 1 is one embodiment of the invention LED floodlight lamps structure profile；

Fig. 2 is one embodiment of the invention LED floodlight lamps structure stereogram；

Fig. 3 is that one embodiment of the invention LED floodlight has curve of light distribution figure.

Embodiment

Below in conjunction with the accompanying drawings, the embodiment to the present invention is described in detail.

The LED floodlight have, including circular cone sewing platform base, the LED/light source that isogonism is locked on pedestal, for housing pedestal Reflector.Reflector includes the first reflector and the second reflector being connected with the first reflector, and the first reflector presses close to pedestal Side wall, the first reflector be arranged at intervals, to expose LED/light source；The side wall introversion of pedestal, plane is base where using base bottom Quasi- face, side wall 12 and acute angle folded by reference plane are preferably 78 °, and the second reflector is high outside and low outside to be set, and sharp folded by reference plane Angle is preferably 3 °.

LED floodlight of the embodiment of the present invention has, and LED/light source isogonism is locked on the base side wall set in introversion, LED/light source Through with the second reflector reflection make irradiated area increase and illuminance uniformity preferably, realize 180 degree spatial dimension illuminate；Simultaneously It is lower than other light sources energy consumption, more environmentally friendly under equal illumination requirement using LED/light source.

Fig. 1 is LED floodlight lamps structure profile in one embodiment.Fig. 2 is that LED floodlight is signed an undertaking in one embodiment Structure stereogram.With reference to Fig. 1 and Fig. 2, LED floodlight tool includes circular cone sewing platform base 10, LED/light source 20, reflector 30, transparent guarantor Shield 40.

Circular cone sewing platform base 10 is substantially in truncated cone, including bottom（Not shown in figure）And the top plate that bottom is oppositely arranged 11 and connection bottom surface with top top plate side wall 12.The face on the basis of plane where bottom, side wall 12 and acute angle folded by reference plane are excellent Elect 78 degree as, tilted to bottom centre, be i.e. introversion is set.Top plate 11 can be top surface in plane, cambered surface or the conical surface, the embodiment 11 preferably have the cambered surface of certain evagination radian.The longitudinal pitch of side wall 12 that a plurality of aluminium base 50 is close to pedestal 10 is set, by aluminium The projection 15 of the left and right sides of substrate 50 is fixed on base side wall 12, is conducted between aluminium base 50；LED/light source 20 is arranged on aluminium The position of the front of substrate 50 on the lower.The back side of aluminium base 50 sets some radiating grooves, and radiating groove sets fin, for LED/light source 20 radiatings.The positive mirror polish of aluminium base 50, improves reflecting effect.

The isogonism of LED/light source 20 is arranged on the aluminium base 50 of base side wall, and the quantity of LED/light source 20 can be according to reality to light Logical, illumination requirement is determined.

In the embodiment, from 12 Lambertian LED/light sources 20.It is preferred that as shown in figure 1, LED/light source 20 is Surface Mount Formula LED, to save space.

Reflector 30 is used to house pedestal 10.Reflector 30 includes constituting the first reflector 31 of side wall, reflected with first Second reflector 32 at the composition edge that body 31 is connected；The two ends of first reflector 31 connect the second reflector 32 and top plate respectively 11。

The side wall 12 that first reflector 31 presses close to pedestal 10 is set；Light source 20 on first reflector 31 correspondence aluminium base 50 The settable opening in place, to expose light source 20.Preferably, the first reflector 31 is a plurality of, with aluminium base 50 alternately around side wall 12 Set, on the one hand expose the LED/light source 20 being arranged on aluminium base 50, be on the other hand conducive to aluminium base 50 to radiate.It is preferred that Ground, the middle part indent of the first reflector 31, makes the first reflector 31 have certain bending, to strengthen reflection；

Top plate 11 can be the preferably arc with certain evagination radian of top plate 11 in plane, cambered surface or the conical surface, the embodiment Face.The top edge of the protrusion side wall of top plate 11 is connected with the first reflector 31, for fixing the first reflector 31.In the embodiment, The preferable width of second reflector 32 is 15mm~20mm, is outwards extended obliquely out along the linkage section of the first reflector 31, i.e., second is anti- Beam is high outside and low outside, and indent is set.The angle of itself and reference plane is preferably 3 °.LED/light source 20 is close to the second reflector 32, distance Preferably 5mm, can increase the specular cross section of the second reflector 32.

Preferably, reflector 30 fills for the bowl of back-off, comprising above-mentioned the first reflector of composition bowl wall 31, constitutes the of bowl side Two reflectors 32, and constitute the bottom plate at bowl bottom.The two ends of first reflector connect the second reflector 32 and bottom plate respectively.The reality Apply in example, top plate 11 does not reconnect the first reflector 31.Reflector 30 uses makrolon, and its inner surface is close to base side wall 12 Set, outer surface vacuum plated aluminum film formation reflectance coating, for light beam reflection.

Preferably, foregoing LED floodlight tool is also comprising the transparent protective shield 40 being set in outside reflector.

Transparent protective shield 40, is set in outside reflector 30, for protecting LED/light source 20.It is transparent to meet translucent effect Protective cover 40 uses makrolon, and the preferred thickness of transparent protective shield 40 is that 3mm, R value are 65mm.

LED floodlight tool also includes a base 60 for setting circular cone sewing platform base 10, base 60 and transparent protective shield 40 Bottom is connected, and forms confined space；Base 60 is connected with the bottom of transparent protective shield 40 using nut, welding manner, for dismounting Facilitate the present embodiment that transparent protective shield 40 is fixed on base 60 using nut.

The inside of base 60 sets some cables, is electrically connected with LED/light source 20；The side wall of base 60, which is used, to be spirally connected or blocks Connect, similar to the connected mode of bulb and its socket.

Fig. 3 is LED floodlight tool curve of light distribution figure in one embodiment, and LED floodlight tool isogonism sets 12 3W（Light efficiency：50lm/w）LED/light source, LED floodlight tool hangs over its average illumination in the range of 2.5m height, ground radius surface 3m For：45lux.

Above-mentioned LED floodlight tool, it is being preferably 78 ° of base side wall with acute angle folded by reference plane that LED/light source isogonism, which is locked, On, LED/light source pass through with reference plane angle be preferably 3 ° the second reflector reflection make irradiated area increase and illuminance uniformity compared with It is good, realize that 180 degree spatial dimension is illuminated；LED/light source is used simultaneously, lower than other light sources energy consumption under equal illumination requirement, It is more environmentally friendly.LED floodlight lamps structure is simple, and LED/light source can flexibly arrange according to illumination requirement.

Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims

1. a kind of LED floodlight tool, it is characterised in that be arranged on the LED light on the pedestal including circular cone sewing platform base, isogonism Source, the reflector for housing the pedestal；

The reflector includes pressing close to the first reflector of the side wall of the pedestal, be connected with first reflector it is second anti- Beam；

Second reflector is close to the bottom of the pedestal, and second reflector with first reflector along being connected One end tiltedly stretches out, and indent is set；

Wherein, first reflector is spaced a plurality of reflector, and the LED/light source is arranged on the base through aluminium base On seat, the aluminium base is arranged in a crossed manner to expose the LED/light source, institute with first reflector to be spaced a plurality of The positive mirror polish of aluminium base is stated, second reflector and the angle of plane where the bottom of the pedestal are 3 °, and described first is anti- Beam introversion is set, and the angle with plane where the bottom of the pedestal is 78 °.

2. LED floodlight tool according to claim 1, it is characterised in that the reflector also includes bottom plate, the first reflection Body two ends connect the second reflector and bottom plate respectively.

3. LED floodlight tool according to claim 1, it is characterised in that the LED/light source and second reflector Distance is 5mm.

4. LED floodlight according to claim 1 tool, it is characterised in that the width of second reflector be 15mm extremely 20mm。

5. LED floodlight tool according to claim 1, it is characterised in that the reflector uses makrolon, described anti- The outer surface vacuum plated aluminum film of emitter.

6. LED floodlight tool according to claim 1, it is characterised in that also saturating outside the reflector comprising being set in Bright protective cover, the transparent protective shield uses makrolon, and the thickness of the transparent protective shield be 3mm, it is described transparency protected Cover is in the hemispherical configuration that R values are 65mm.