CN108930917A

CN108930917A - A kind of LED light source of jungle lighting device

Info

Publication number: CN108930917A
Application number: CN201810556331.1A
Authority: CN
Inventors: 曹成科
Original assignee: ZHENGZHOU SENYUAN NEW ENERGY TECHNOLOGY Co Ltd
Current assignee: ZHENGZHOU SENYUAN NEW ENERGY TECHNOLOGY Co Ltd
Priority date: 2018-06-01
Filing date: 2018-06-01
Publication date: 2018-12-04

Abstract

A kind of LED light source of jungle lighting device, it is characterised in that：Including PIN foot, metal heat sink, outer glue-line, chip, inner glue layer, colloid；There are two the PIN foot, positioned at the two sides of metal heat sink；The metal heat sink is closely connect with chip；The outer glue-line is located at inner glue layer periphery；The chip is mounted in the middle part of metal heat sink；The inner glue layer is arranged between outer glue-line and chip；The characteristics of colloid is organic silica gel, is encapsulated in metal heat sink periphery, has yellow green LED light source photochromism good, inexpensive, voltage is moderate, thermal stability is strong, the service life is long, high photosynthetic efficiency, not dazzle.

Description

A kind of LED light source of jungle lighting device

Technical field

The invention belongs to lighting area, in particular to it is a kind of for park, square, tourist attraction scrub forest in photograph LED light source in the light source assembly of bright device.

Background technique

As the improvement of people's living standards, tourism and leisure is increasingly becoming one of daily routines of people, and Urban Parks, Square and tourist attraction also become the good place to go of people's tourism and leisure gradually, while with the needs that living environment is beautified, making one Living environment it is more beautiful be also one of target that modern people pursue；In these tourism and leisure places, often it is laid out Some lawns, bushes increase green coverage to increase the open visual field, improve air quality, while giving enjoying for beauty By；And be often that people take a walk at night between lawn and jungle, the good place to go of talk；Existing lawn mostly uses Lawn lamp to be shone It is bright, that is, be arranged on lawn using Lawn lamp, each Lawn lamp illuminates its neighboring area, and in the most dependence of jungle illumination Pole line lamp is illuminated, and since jungle is opposite high with the height on lawn, branches and leaves interlock, and street lighting intensity is stronger, and is merely able to Jungle surface is illuminated on a large scale；It is said from still further aspect, existing street lighting mostly uses greatly high-power illumination, waste of energy, And jungle is allowed to have lacked some warm and naturally feel；Although there are many street lamps to use LED light source, it is LED mostly at present Light source is designed using light mixing, that is, white-light illuminating, and no jungle green highlights；In addition green-yellow light is mostly used to shine greatly LED monochrome green-yellow light, core component chip main component ALGAlnP, production technology complexity and production yields is low, quality not Stablize, causes its cost high；Its supply voltage is 2.0 ± 0.3V, in different colours light mixing, easily because of driving voltage It is low to damage；Its light efficiency is low and has dazzle.

Summary of the invention

The existing above problem is illuminated for existing jungle, the present invention proposes a kind of jungle lighting device, and feature exists In：Including lamp stand, lamp panel, lampshade, light source assembly, reflector；The lamp stand is mounted on lamp panel lower end, and the upper end and lamp panel are solid Fixed connection, lower end is fixedly connected in ground pedestal；The lamp stand has 2 section composition described above, is socketed, can adjust between every section The distance of two internodes, to achieve the purpose that adjust pole height；The lamp panel is mounted on lamp stand upper end, lower end surface and lamp stand It is fixedly connected；The lamp panel excircle is provided with notch identical with reflector quantity, and the notch has 3 or more；Institute The lamp panel stated is thin wall cavity body, is provided with cable-through hole on outer wall, inside light source control device and connection line are installed, Its external notch is fixedly connected with reflective lower part of bowl；The lampshade is covered on the outer surface of reflector, periphery and reflector It fastens；The lampshade is made of clear material；The light source assembly is mounted between reflector and lampshade, and and reflector It is fixedly connected；The light source assembly is and the matched strip of reflector length；The reflector is mounted on lamp panel, there is 3 More than a, lower end is fixedly connected with the notch on lamp panel respectively, and upper end is hanging.

Further, the lamp panel includes upper cover, lower casing, notch, lamp stand mounting hole；The upper cover is to cut with lower casing Plate body of the shape identical periphery in face with button side, wall thickness are less than or equal to 2 millimeters, are fastened on lower casing upper end；Under described Shell is the thin wall cavity body of upper opening comprising bottom and side wall, bottom shape are that circular periphery has been evenly arranged 3 or more There is perforation in notch, centre；Its side wall be thin-wall boards enclosing base profile week become and it is vertical with bottom；The notch Uniform layout is provided with the structural element connecting with reflector in the outer periphery of lower casing, notch, and the structural element is hole, Boss either buckles；The lower end cross sectional shape of the indentations section shape and reflector matches；The notch axis With lower casing centerline parallel；The lamp stand mounting hole is arranged on lower casing, and vertical with lower casing bottom.

The lampshade is stripe-like transparent body, is made of transparent plastic or glass, and thickness is less than or equal to 1.2 millimeters； Its section is rectangle, and periphery is provided with the catching groove fastened with reflector, including lower part, middle part, top；The lower part setting exists The lower end of lampshade is that straight line is plate, and width is matched with the lower width of reflector；The described middle part setting is in lower part and upper Between portion, to be curved plate, buckling curve and width are matched with the middle part width of reflector；The top setting exists Middle part upper end is bent flat plate type, and width gradually becomes smaller from lower end to upper end, and width and buckling curve and shrinkage in width are bent Line is matched with reflector.

The light source assembly is mounted on reflector, including lamp plate, LED light source, pillar, reflective strip；The lamp plate Pillar is mounted in the following, for insulator, be arc, the bending direction and curvature of arc and the integrally bending direction of reflector and Curvature matches, and lower surface is provided with the buckle and printed circuit connecting with reflector, and upper surface is provided with LED light source installation Hole and pillar connecting hole, less than 10 millimeters, the length of length and reflector matches width；The LED light source have it is multiple, Spacing distance is greater than 100 millimeters, is evenly distributed on lamp plate lengthwise centers upper surface；The LED light source is compound yellow-green light Source, emission wavelength 560-580nm, yellowish green light color temperature Tc:3100-3200K；XY coordinate range： X：0.4~0.5；Y：0.4~ 0.5；For the outer dimension of the LED light source less than 5 millimeters, single power is less than 0.1W；The pillar be mounted on lamp plate and Between reflective strip, there are two more than；The lamppost both ends are connect with lamp plate and reflective strip respectively, diameter or transverse width Less than 2 millimeters, highly it is greater than 1-2 millimeters of height of LED light source；The reflective strip is mounted on the upper end of pillar, is lower surface Strip arc body made of bright material, the curvature and bending direction of arc are identical as lamp plate, thickness less than 0.3 millimeter, Width is greater than 1-2 millimeters of width of lamp plate, less than the width of reflector.

Further, the LED light source includes PIN foot, metal heat sink, outer glue-line, chip, inner glue layer, colloid；Institute There are two the PIN foot stated, and is made of conductive material, and positioned at the two sides of metal heat sink, outer end is vacantly connect with external power supply, inner end It is connect respectively with the positive and negative anodes of chip；The metal heat sink is the support member and thermal component of the LED light source, is located at The middle part of LED light source, the center portion thereof position are used for chip, closely connect with chip, and top is connect with inner glue layer and outer glue-line, Lower part and periphery are connect with colloid；The outer glue-line is located at inner glue layer periphery, connect with inner glue layer and metal heat sink；Described Outer glue-line is at hemispherical, using the mixture including green emitting phosphor and red fluorescence powder and glue；The green emitting phosphor For LuAG, emission wavelength 520-540nm；The red fluorescence powder is silica-based nitride, and 1113 structures, emission wavelength is 600-620nm；The glue be epoxide-resin glue or organic silica gel, glue concentration be 25%-35%, green emitting phosphor with it is red Color fluorescent powder mass ratio is 13:1；The fluorescent powder can also use wavelength for the yellowish green fluorescent powder of 545 ~ 575nm LuAG is mixed with glue；The chip is mounted in the middle part of metal heat sink, is in contact with metal heat sink, and by the positive and negative of chip Pole is connect with two PIN foot respectively, and periphery is covered with inner glue layer；The chip is wavelength：The blue light core of 452.5 ~ 462.5nm Piece, the chip only one；The inner glue layer is arranged between outer glue-line and chip, and internal layer wraps up chip, outer layer It is surrounded by outer glue-line, ingredient is identical as outer glue-line；The colloid is organic silica gel, is encapsulated in metal heat sink periphery, is guaranteed PIN foot is exposed outside it.

The reflector is bending curve shape strip shape body, is made of thin-walled smooth surface material, including lower section, middle section, refractive body, on Section；The lower part of reflector is arranged in the lower section, be straightway, section be it is arc-shaped, the bending direction of circular arc with it is reflective The bending direction of bowl is on the contrary, the curvature and radius of its circular arc match with the notch on lamp panel；The middle section is that section is round Arc is simultaneously smoothly connected to the curved curve form of circular arc top-direction, lower end and lower section top, and upper end and upper section bottom are smooth Connection；The refractive body is that section is round perhaps its diameter of the cone of polygon or bottom full-size less than 4 millimeters, For height less than 2 millimeters, cone surface is wet look；The cone is protrusion or recess；The cone have it is multiple, uniformly It is distributed and is covered with the circular arc inner surface of reflector；The upper section is arranged on middle section top, is smoothly connected with middle section, from upper section bottom Portion is gradually reduced to its width at the top of upper section, and wedge angle is formed on final top；The upper section section be it is arc-shaped, be bent outwardly, The variation of its buckling curve is smooth with the curved surface in middle section；The whole opposite direction to upper section section circular arc bending direction of the upper section is curved Song, buckling curve are connected smoothly with middle section buckling curve.

Beneficial effect

The beneficial effects of the present invention are the yellow green LED light source photochromism is good, and low cost, voltage is moderate, thermal stability By force, service life length, high photosynthetic efficiency, not dazzle；The lighting lamp structure is simple, small in size, and light is soft can to create warm ring Border, height is adjustable, can adapt to the jungle of a variety of height, good using greenwashing effect of the yellow green light source to jungle.

Detailed description of the invention

Fig. 1 is surface structure schematic diagram of the invention

1. lamp stand, 2. lamp panels, 3. lampshades.

Fig. 2 is that the present invention removes the structural schematic diagram after a lampshade

1. lamp stand, 2. lamp panels, 3. lampshades, 4. light source assemblies, 5. reflectors.

Fig. 3 is the structural schematic diagram of lamp panel

21. upper cover, 22. lower casings, 23. notches, 24. lamp stand mounting holes.

Fig. 4 is the structural schematic diagram of lampshade

31. lower part, 32. middle parts, 33. tops.

Fig. 5 is the structural schematic diagram of light source assembly

41. lamp plate, 42.LED light source, 43. pillars, 44. reflective strips.

Fig. 6 is the structural schematic diagram of LED light source

421.PIN foot, 422. metal heat sinks, 423. outer glue-lines, 424. chips, 425. inner glue layers, 426. colloids.

Fig. 7 is the structural schematic diagram of reflector

51. lower section, 52. middle sections, 53. refractive bodies, 54. upper sections.

Specific embodiment

Technical solution in order to further illustrate the present invention illustrates a specific embodiment of the invention now in conjunction with attached drawing；Such as Fig. 7 selects in this example middle stainless steel plate after 0.3 millimeter of thickness of polishing aluminium sheet to cut by it according to the expanded view of reflector Strip is rolled into the strip of circular section using corresponding mold, retains the length of straightway and the thickness of lamp panel 2 Spend identical, as lower section 51, using mold on the top of lower section 51 by section is arc-shaped part to the curved negative side of circular arc To bending, similar Leaves'Shape is formed respectively as middle section 52 and upper section 54, while 2 milli of side length is pressed on entire arc surface The rectangular pyramid that 1 millimeter of meter Gao Du, as refractive body 53, can guarantee to be reflected into table in reflector 5 in this way by 10 millimeters of spacing distance The light in face becomes soft uniform by the scattering process of refractive body 53, folds this of 0.8 millimeter of width in its curved surface neighboring Side, this completes the implementations of reflector 5, in this way have it is handsome in appearance, matched after electrified light emitting with jungle leaf, light is soft It lumps together with and with jungle leaf and creates warm environment.

Such as Fig. 6, in this example, the PIN pin of the LED light source for selecting the industry general is selected in this example as PIN foot 421 Material of the copper material as PIN foot 421；The commercially available metal heat sink for selecting the industry general is as the metal heat sink in this example 422, select outer glue-line 423 identical with the material of inner glue layer 425, that is, using green emitting phosphor and red fluorescence powder and glue Mixture；The green emitting phosphor is LuAG, and emission wavelength 520nm, red fluorescence powder is silica-based nitride, 1113 knots Structure, emission wavelength 600nm；Glue is organic silica gel, and glue concentration is 30%, green emitting phosphor and red fluorescence powder mass ratio Example is 13:1, add glue mixing to be coated in around chip 424 using the bonder and dispenser of the industry, and form hemispherical, Its height is no more than 4 millimeters, and diameter is no more than 2.5 millimeters；It selects single LED blue chip as chip 424, can keep away in this way Having exempted from more chip light mixings causes power excessive, improves the factors such as cost of manufacture, 452.5 ~ 462.5nm of emission wavelength, specified electricity 3V is pressed, 422 centre of metal heat sink is placed it in, the positive and negative anodes on its circuit is passed through into the general bonding wire of the industry respectively Machine and PIN foot are welded to connect；Material of the organic silica gel as colloid 426 is selected in this example, and colloid is coated in metal heat sink 422 Backside space, play the role of fixed PIN421 foot and chip 424 and PIN foot 421, and plentiful shape guarantees the beauty of appearance It sees；This completes the implementations of LED light source 42, have photochromism good, and low cost, voltage is moderate, thermal stability is strong, the service life The characteristics of length, high photosynthetic efficiency, not dazzle.

Such as Fig. 5, the width for selecting the industry general in this example is that 8 mm of thickness, 0.8 mm length and reflector 5 are matched Pcb board curves it molding as lamp plate 41, and buckling curve is matched with the buckling curve of reflector 5, in the bottom of lamp plate 41 Face printing electrically conductive circuits, and open up the mounting hole and pillar mounting hole of LED light source, guarantee this mounting hole intersect with printed circuit or It is neighbouring；Select 2 millimeters of aluminium rivets of diameter as pillar 43, selecting its height is 8 millimeters, pillar 43 respectively with lamp plate 41 and reflective Item 44 rivets, and guarantees that the width of lamp plate 41 is completely covered in the width of reflective strip 44；Selection 2 is in this example with upper supporting column 43；It selects 12 millimeters of 0.2 mm in width of thickness, length are greater than the smooth surface aluminium sheet or stainless steel plate of lamp plate 41, are riveted on pillar 43 On, guarantee that its surface is parallel with 41 surface of lamp plate, this completes the implementations of light source assembly；With compact-sized, on lamp plate The light of LED light source direct irradiation does not make light soft, small in size, length changes space greatly, makes suitable for tiny lamps and lanterns The characteristics of using.

Material of 0.8 millimeter of thickness of the acrylic as lampshade 3 is selected in this example, it is cut into according to expanded view size It is plate, lower length is equal to 2 height component of lamp panel and keeps lower part 31 around straight line, middle part bending, bending curve and anti- The buckling curve of light bowl 5 matches, and as middle part 32, its partial width corresponding with 5 upper section 54 of reflector is gradually tapered up, and receives Curve after contracting is matched with the outer edge of square light bowl 5 and bending is as top 33, guarantees that lower part 31 and middle part 32 seamlessly transit, in It is seamlessly transitted between portion 32 and top 33, starts 1 millimeter of depth in lower part 31 and 33 two sides middle line position of middle part 32 and top, The slot that 0.35 millimeter of width, this completes the implementations of lamppost 4, have bending convenient, translucency is good, is easily installed and ties up Shield, light and handy durable feature.

The steel plate with a thickness of 0.5 millimeter is selected such as Fig. 3, in this example, by its punch forming, 4, periphery circular-shaped notch, and Circumferentially curve folds the vertical edges of 5 millimeters of height, and preservative treatment is done in outer surface after molding, as upper cover 21；Select thickness 0.5 Millimeter steel plate, cut into it is identical as 21 external dimensions of upper cover and shape, as the bottom of lower casing 22, outside the bottom of lower casing 2 Edge welding and assembling height is the steel plate of 30 mm of thickness 0.5, and as the side wall of lower casing 22, the lower casing 22 formed in this way is upper opening Cavity body is formed simultaneously notch 23, guarantees that its upper shed size is slightly larger than the size of upper cover 31, convenient for fastening, in lower casing 22 Bottom centre, the hole of 20 millimeters of diameter of setting, and along 20 millimeters of internal diameter of its hole periphery welding, the steel pipe that 2.5 millimeters of wall thickness, length 25 millimeters and steel pipe side wall open up screw hole as lamp stand mounting hole 24, and then overall surface does preservative treatment；Thus complete The implementation of lamp panel 2；Simple with structure, installing and dismounting is easy, light-weight feature.

Such as Fig. 1, Fig. 2 selects 20 millimeters of outside diameter, 2 milli of wall thickness in this example by taking the lamp stand of two section structure as an example in this example Rice, upper section of the steel pipe that 300 millimeters of length as lamp stand 1 select the steel pipe of 25 millimeters of 2.5 mm lengths of wall thickness of outer diameter as lamp The lower section of bar 1 opens up threaded hole on the top of lower section, will using screw by end cap on the lower section of lamp stand 1 in upper section lower end periphery Upper section is held out against, and the upper section of lamp stand 1 and lower section can be relatively fixed in a length, is unclamped screw, is changed the depth of socket, so It is locked afterwards using screw, it will be able to convert the length of entire lamp stand 1；Lamp panel 2 is mounted on the upper section upper end of lamp stand 1 and using spiral shell Nail is fixed；The LED illumination controller for selecting the industry general, and be installed in the lower casing 21 of lamp panel 2 and fix, by reflector 5 51 circular arc bending direction of lower section is mounted in the notch 23 of lamp panel 2 towards the outside direction of lamp panel 2, and by lower section 51 and lamp The notch of disk 2 is fixedly connected, and the lower end of lower section 51 is concordant with 2 bottom lower surface of lamp panel, is connected in this example using screw；Lamp panel 2 Periphery is installed by 4 reflectors 5；Cable-through hole is arranged in the indentation, there of lamp panel 2, reflector 5 cooperates perforation, mistake after installing in this example String holes penetrates the outer wall of reflector 5 and lamp panel 2；Light source assembly is mounted on the center line of reflector 5, passes through conducting wire and lamp panel Controller connection in 2；Outside fastens lampshade 3, and conducting wire by controller and mains supply or is mounted on by 1 inner cavity of lamp stand The steam-electric power plant of jungle connects, and just completes implementation of the invention.

In application, conducting wire one end is connect by buried with mains supply control switch, lamp stand 1 is bought under jungle land or In person's installation pedestal, according to the dense degree and height of jungle trees, the height of lamp stand 1 is adjusted, the height of itself and jungle trees is made Degree is adapted, and opens power control switch, and power control switch can be the photoelectric control switch being arranged in lamp panel 2, light source It is 560-580nm, yellowish green light color temperature Tc that component 4, which issues wavelength,:3100-3200K；XY coordinate range： X：0.4~0.5；Y：0.4~ 0.5；It is merged with the green plants of jungle, light is reflected into the arc surface of reflector 5 by the reflective strip 44 of light source assembly 4 On, light is scattered by refractive body 53, is radiated on jungle trees, the luminous environment of warm fusion is formed, simultaneously as using Low-power light source guarantees that light is not dazzling；Due to using LED light source, the energy is saved.

Claims

1. a kind of LED light source of jungle lighting device, it is characterised in that：Including PIN foot, metal heat sink, outer glue-line, chip is interior Glue-line, colloid；There are two the PIN foot, is made of conductive material, positioned at the two sides of metal heat sink, outer end vacantly with outside Power supply connection, inner end is connect with the positive and negative anodes of chip respectively；The metal heat sink be the LED light source support member and Thermal component, positioned at the middle part of LED light source, the center portion thereof position is used for chip, closely connect with chip, top and inner glue layer It is connected with outer glue-line, lower part and periphery are connect with colloid；The outer glue-line is located at inner glue layer periphery, with inner glue layer and metal fever Heavy connection；The outer glue-line is at hemispherical, using the mixture including green emitting phosphor and red fluorescence powder and glue；It is described Green emitting phosphor be LuAG, emission wavelength 520-540nm；The red fluorescence powder be silica-based nitride, 1113 structures, Emission wavelength is 600-620nm；The glue is organic silica gel, and glue concentration is 25%-35%, and green emitting phosphor is glimmering with red Light powder mass ratio is 13:1；It is mixed with glue；The chip is mounted in the middle part of metal heat sink, is in contact with metal heat sink, And connect the positive and negative anodes of chip with two PIN foot respectively, periphery is covered with inner glue layer；The chip is wavelength：452.5~ The blue chip of 462.5nm, the chip only one；The inner glue layer is arranged between outer glue-line and chip, in Layer package chip, outer layer are surrounded by outer glue-line, and ingredient is identical as outer glue-line；The colloid is organic silica gel, is encapsulated in gold Belong to heat sink periphery, guarantees that PIN foot is exposed outside it.

2. a kind of LED light source of jungle lighting device according to claim 1, it is characterised in that：The inner glue layer Fluorescent powder is yellowish green fluorescent powder, and wavelength is the LuAG of 545 ~ 575nm.

3. a kind of LED light source of jungle lighting device according to claim 1, it is characterised in that：The glue is ring Oxygen resin glue, glue concentration are 30%.