CN108799867A - Fluorescent tube - Google Patents
Fluorescent tube Download PDFInfo
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- CN108799867A CN108799867A CN201810681627.6A CN201810681627A CN108799867A CN 108799867 A CN108799867 A CN 108799867A CN 201810681627 A CN201810681627 A CN 201810681627A CN 108799867 A CN108799867 A CN 108799867A
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- Prior art keywords
- light
- fluorescent tube
- spectral power
- lamp plate
- nature forest
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
- F21K9/278—Arrangement or mounting of circuit elements integrated in the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2113/00—Combination of light sources
- F21Y2113/10—Combination of light sources of different colours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention provides a kind of fluorescent tubes, including fluorescent tube component and the LED light source for sending out near-nature forest light for being located in fluorescent tube component internal；The relative spectral power of red light is more than 0.60 in near-nature forest light, and the relative spectral power of cyan light is more than 0.30, and the relative spectral power of blue light is less than 0.75；Blue light color ratio is less than 5.7%；LED light source is installed on lamp plate, and lamp plate is flexible lamp plate, and lamp plate is close to the inner wall setting of fluorescent tube component.Fluorescent tube provided by the invention, the light that the LED light source used is sent out have more complete spectrum for near-nature forest light, reduce blue light, improve the relative spectral power of green light and feux rouges so that, will not asthenopia even if user uses above-mentioned light for a long time；In addition, complete spectrum and higher green light are conducive to improve aobvious finger so that regional color to be illuminated is true；Feux rouges is promoted, has the effect of health care.Using flexible lamp plate and it is close to tube inner wall, therefore increases light-emitting angle.
Description
Technical field
The invention belongs to lighting technical fields, are to be related to a kind of fluorescent tube more specifically.
Background technology
Currently, LED lamp tube on the market, internal space is limited, so that its light emitting angle is limited.Secondly, existing
LED lamp tube illuminating effect compared with the available light on daytime gap it is larger, although brightness is higher, illumination comfort not
It is good, it is in for a long time under its irradiation, the phenomenon that asthenopia can be caused and felt dizzy.Such as：LED lamp tube is needed to illuminate for a long time
Office work person, under the irradiation of above-mentioned fluorescent tube, it may appear that dizzy, ophthalmodynia and listless phenomenon, working efficiency be not high.
Invention content
The purpose of the present invention is to provide a kind of fluorescent tubes, to solve existing fluorescent tube light-emitting angle existing in the prior art
The uncomfortable technical problem of small and lighting experience.
To achieve the above object, the technical solution adopted by the present invention is：A kind of fluorescent tube is provided, including：Fluorescent tube component and
It is located in the LED light source for sending out near-nature forest light of the fluorescent tube component internal；
The relative spectral power of red light is more than 0.60 in the near-nature forest light, the phase of the cyan light in the near-nature forest light
0.30 is more than to spectral power, the relative spectral power of the blue light in the near-nature forest light is less than 0.75；The near-nature forest light
In blue light color ratio be less than 5.7%；
The LED light source is installed on lamp plate, and the lamp plate is flexible lamp plate, and the lamp plate is close to the interior of the fluorescent tube component
Wall is arranged.
Further, the inner wall of the fluorescent tube component extends internally the protrusion for having and being abutted with the lamp plate both sides.
Further, the fluorescent tube component includes the mask and radiator being detachably connected, the mask and the heat dissipation
Device is the ring-shaped article of strip, and the lamp plate is close to the inner wall setting of the radiator.
Further, the LED light source include substrate, at least one set of luminescence component for being set on substrate, and with institute
State the circuit of luminescence component electrical connection；Every group of luminescence component includes white light emitting element and red light-emitting element, the white light hair
Optical element includes blue chip and covers the fluorescent film of the blue chip, and the red light-emitting element includes red light chips；Institute
The white light for stating white light emitting element transmitting is mixed with the feux rouges that the red light-emitting element emits, and the feux rouges is described for compensating
The red light portion that white light is lacked relative to natural spectrum forms the near-nature forest light.
Further, the relative spectral power of orange-colored light is more than 0.55 in the near-nature forest light；It is yellow in the near-nature forest light
The relative spectral power of coloured light is more than 0.50；The relative spectral power of the near-nature forest light Green light is more than 0.35；It is described close
The relative spectral power of purple light is less than 0.10 in natural light.
Further, the white-light emitting body and red emitting luminophores pass through identical driving current unified driving.
Further, the wave-length coverage of the blue chip is 450-480nm；The wave-length coverage of the red light chips is
640-700nm。
Further, the wave-length coverage of the blue chip is 457.5-480nm.
Further, the blue chip and red light chips upside-down mounting are in the surface of the substrate, the length of the LED light source
Less than or equal to 6mm, the width of the LED light source is less than 3mm.
Further, the position that the mask is connect with the radiator is equipped with the buckle and buckling groove mutually fastened, institute
The L-shaped that buckle is stated to extend along the length direction of the mask buckles, and the buckling groove is the length direction along the radiator
The L-shaped buckling groove of extension.
The advantageous effect of fluorescent tube provided by the invention is：Compared with prior art, the LED light source that fluorescent tube of the present invention uses
The light sent out is near-nature forest light, has more complete spectrum, reduces blue light, improves the relative spectral power of green light and feux rouges,
Even if make user for a long time use above-mentioned light, will not asthenopia, be conducive to Vision Health；In addition, complete spectrum
And higher green light is conducive to improve aobvious finger so that regional color to be illuminated is true；Feux rouges is promoted, the effect with health care
Fruit.Using flexible lamp plate and it is close to tube inner wall, relative to the light emitting angle bigger of traditional tabular lamp plate, therefore increases and
Angular, and improve the uniformity of light light extraction.Meanwhile the bonding strength bigger of flexible lamp stand and tube inner wall, be conducive to
Promote the reliability of lamp plate.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the dimensional structure diagram of fluorescent tube provided in an embodiment of the present invention；
Fig. 2 is the configuration schematic diagram of fluorescent tube provided in an embodiment of the present invention；
Fig. 3 is the close-up schematic view of part A in Fig. 2；
Fig. 4 is the close-up schematic view of part B in Fig. 2；
Fig. 5 is the schematic cross-sectional view of fluorescent tube provided in an embodiment of the present invention；
Fig. 6 is the dimensional structure diagram of LED light source provided in an embodiment of the present invention；
Fig. 7 is the vertical view of LED light source provided in an embodiment of the present invention；
Fig. 8 is the sectional view of LED light source provided in an embodiment of the present invention；
Fig. 9 is the upward view of LED light source provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of the white light emitting element of LED light source provided in an embodiment of the present invention；
Figure 11 is the spectral schematic of near-nature forest light provided in an embodiment of the present invention；
Figure 12 is the spectrum test report figure of near-nature forest light shown in Figure 11；
Figure 13 is near-nature forest radiant provided in an embodiment of the present invention and the spectrum comparison diagram of natural light；
Figure 14 is existing near-nature forest radiant and the spectrum comparison diagram of natural light；
Figure 15 is the spectrogram of white light emitting element provided in an embodiment of the present invention；
Figure 16 is the white-light spectrum figure provided in an embodiment of the present invention using 452.5-455nm blue chips；
Figure 17 is a kind of spectrogram of near-nature forest radiant in the prior art.
Wherein, each reference numeral in figure：
1- fluorescent tubes；10- fluorescent tube components；11-LED light sources；12- lamp plates；100- protrusions；13- plugs；101- masks；102-
Radiator；14- conducting wires；1010- is buckled；1020- buckling grooves；110- substrates；111- luminescence components；112- circuits；1110- white lights
Light-emitting component；1111- red light-emitting elements；1112- blue chips；1113- fluorescent films；1101- reflectors；1102- reflective surfaces；
The first pins of 1121-；1122- second pins.
Specific implementation mode
In order to make technical problems, technical solutions and advantages to be solved be more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when component is referred to as " being fixed on " or " being set to " another component, it can directly or
It connects on another component.When a component is referred to as " being connected to " another component, it can be directly or indirectly
It is connected on another component.Term "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top",
The orientation or position of the instructions such as "bottom", "inner", "outside" are orientation based on ... shown in the drawings or position, are merely for convenience of describing,
It should not be understood as the limitation to the technical program.Term " first ", " second " are used merely to facilitate description purpose, and should not be understood as
It indicates or implies relative importance or implicitly indicate the quantity of technical characteristic.The meaning of " plurality " is two or more,
Unless otherwise specifically defined.
The explanation of technical term：
1. relative spectral power：
A kind of spectrum that light source is emitted is frequently not single wavelength, but by the mixed radiation of many different wave lengths institute
Composition.The spectral radiance of light source is known as the spectral power distribution of light source by wavelength order and the distribution of each Wavelength strength.
Parameter for characterizing spectral power size is divided into absolute spectral power and relative spectral power.And then absolute spectrum
Power distribution curve：Refer to curve made by the various wavelength light energy absolute values with spectral radiance；
Relative spectral power distributions curve：The energy of the various wavelength of radiation of light source spectrum is compared to each other by finger, is made
The spectral power distribution for making radiant power only change within the limits prescribed after normalized.The maximum phase of radiant power
It is 1 to spectral power, the relative spectral power of other wavelength is respectively less than 1.
2. color ratio：
Any white light can be mixed to get by Red Green Blue with corresponding proportion, in order to indicate that R, G, B three primary colors are each
Relative scale in comfortable white light total amount introduces chromaticity coordinate r, g, b, wherein r=R/ (R+G+B), g=G/ (R+G+B), b=
B/ (R+G+B), r+g+b=1, r, g, b are respectively red light color ratio, green light color ratio, blue light color ratio.
Also referring to Fig. 1 and Fig. 2, now fluorescent tube provided in an embodiment of the present invention is illustrated.The fluorescent tube 1, including
Fluorescent tube component 10 and the LED light source 11 being located in inside fluorescent tube component 10；Red light wherein in the near-nature forest light it is opposite
Spectral power is more than 0.60, and the relative spectral power of the cyan light in near-nature forest light is more than 0.30, the blue light in near-nature forest light
Relative spectral power be less than 0.75；Blue light color ratio in near-nature forest light is less than 5.7%.
Above-mentioned LED light source 11 is installed on lamp plate 12, which is flexible lamp plate 12, so that lamp plate 12 can be close to
The inner wall of fluorescent tube component 10 is arranged, and compared to traditional tabular lamp plate, this arc lamp plate can be as far as possible so that LED light source
11 light-emitting angle is larger, and can improve the uniformity of 1 light extraction of fluorescent tube.
Such as Figure 11 to Figure 13, the spectrogram and spectrum test data of near-nature forest light are respectively illustrated, can be seen by the figure
Go out, which meets the spectrum parameter of above-mentioned feux rouges, green light and blue light, in addition, the ratio of blue light is lowered, close to natural light
While also help health.With reference to figure 14, existing near-nature forest light spectrum and natural light spectrum still gap are larger, blue light at
Divide higher while clearly disadvantageous in red light portion and the appearance of green light part.This light source is used in fluorescent tube, can be caused illuminated
Region it is unintelligible, untrue lamp problem.
Fluorescent tube provided in an embodiment of the present invention, compared with prior art, the light that the LED light source 11 which uses is sent out
For near-nature forest light, there is more complete spectrum, reduce blue light, improve the relative spectral power of green light and feux rouges so that user is
Make for a long time use above-mentioned light, will not asthenopia, be conducive to Vision Health；In addition, complete spectrum and higher
Green light is conducive to improve aobvious finger so that regional color to be illuminated is true；Feux rouges is promoted, has the effect of health care.Use flexibility
Lamp plate 12 and it is close to 1 inner wall of fluorescent tube, relative to the light emitting angle bigger of traditional tabular lamp plate, therefore increases beam angle
Degree, and improve the uniformity of light light extraction.Meanwhile the bonding strength bigger of flexible lamp plate 12 and 1 inner wall of fluorescent tube, be conducive to carry
Rise the reliability of lamp plate 12.
Further, also referring to Fig. 1, Fig. 2 and Fig. 5, one kind as fluorescent tube provided in an embodiment of the present invention is specific
Embodiment, the inner wall of fluorescent tube component 10 extend internally the protrusion 100 for having and being abutted with 12 both sides of lamp plate, when lamp plate 12 is attached at lamp
When the inner wall of tube assembly 10, protrusion 100 is abutted with the both sides of lamp plate 12, and lamp plate 12 is avoided to shake.Wherein LED light source 11 has more
A, lamp plate 12 is strip lamp plate 12, and multiple LED light sources 11 are arranged along the length direction interval of lamp plate 12.
Further, refering to Fig. 3 to Fig. 5, as a kind of specific implementation mode of fluorescent tube provided in an embodiment of the present invention, lamp
Tube assembly 10 includes the mask 101 being detachably connected and radiator 102, and mask 101 and radiator 102 are the ring-type of strip
Part, i.e. mask 101 and radiator 102 are that cross-sectional shape is semi-circular shape, the wherein inner wall of 12 held against heat sink 102 of lamp plate
Setting.Above-mentioned protrusion 100 is set to the both sides of radiator 102, so that lamp plate 12 is fixed on the inner wall of radiator 102,
So that the fluorescent tube 1 can preferably radiate, secondly the inner wall of 12 held against heat sink 102 of lamp plate enables to LED light source 11
Light-emitting angle it is larger, improve 1 light extraction of fluorescent tube uniformity.
Further, please see Fig. 2 to Fig. 4, as a kind of specific implementation mode of fluorescent tube provided in an embodiment of the present invention,
Mask 101 realizes by way of fastening with radiator 102 and is detachably connected that the position that mask 101 is connect with radiator 102 is set
It is the L-shaped buckle 1010 of the length direction along mask 101 to have the buckle 1010 mutually fastened and buckling groove 1020, buckle 1010,
Buckling groove 1020 is the L-shaped buckling groove 1020 extended along the length direction of radiator 102.
Further, it please refers to Fig.1 and Fig. 2, as a kind of specific implementation mode of fluorescent tube provided in an embodiment of the present invention,
The both ends of fluorescent tube component 10 are inserted with plug 13, and plug 13 is electrically connected with LED light source 11, and specifically, the end of lamp plate 12 is equipped with
Conducting wire 14, plug 13 are electrically connected by conducting wire 14 with LED light source 11.
Further, refering to Fig. 6 to Fig. 9, as a kind of specific implementation mode of fluorescent tube provided in an embodiment of the present invention,
At least one set of luminescence component 111 that LED light source includes substrate 110, is set on substrate 110, and be electrically connected with luminescence component 111
The circuit 112 connect；Every group of luminescence component 111 includes white light emitting element 1110 and red light-emitting element 1111, white-light emitting member
Part 1110 includes blue chip 1112 and covers the fluorescent film 1113 of blue chip 1112, and red light-emitting element 1111 includes feux rouges
Chip；The white light that white light emitting element 1110 emits is mixed with the feux rouges that red light-emitting element 1111 emits, and feux rouges is for compensating
The red light portion that white light is lacked relative to natural spectrum forms near-nature forest light.
Specifically, as described above, the basic composed structure of LED light source is substrate 110, luminescence component 111 is arranged in substrate
On 110, the quantity of luminescence component 111 is one group, two or more groups, and the structure and function of each luminescence component 111 is all consistent
's.The present embodiment is preferably one group.Each group of luminescence component 111 all includes white light emitting element 1110 and red light-emitting element
1111, that is, LED light source sends out what near-nature forest was just realized by the mixing of white light and feux rouges.Wherein, feux rouges is for compensating white light
Relative to the part of natural spectrum missing, and then form the near-nature forest light close to natural light.With reference to figure 10, white-light emitting member
Part 1110 includes blue chip 1112 and covers the fluorescent film 1113 of blue chip 1112, and red light-emitting element 1111 includes at least
Red light chips carry out wavelength convert by the monochromatic light that fluorescent film 1113 sends out blue chip 1112, generate other coloured light, more
White light is formed after kind Colored light mixing, near-nature forest light is formed after the white light and feux rouges mixing.The near-nature forest light is joined with following spectrum
The relative spectral power of number, red light is more than 0.60；The relative spectral power of cyan light is more than 0.30；The relative spectral of blue light
Power is less than 0.75.Every group of luminescence component 111 can send out near-nature forest light, therefore contain multi-group light-emitting group in LED light source
In the case of part 111, near-nature forest light can be equally sent out.
The wave-length coverage of various coloured light is as follows in visible light：Red light (622~700nm), orange-colored light (597~622nm),
Sodium yellow (577~597nm), green light (492~577nm), cyan light (475~492nm), blue light (435~475nm),
Purple light (380~435nm).
Near-nature forest light, structure letter are obtained in the form of white light emitting element 1110 and red light-emitting element 1111 combine
It is clean, solve the problems, such as that a plurality of light-emitting elements combination can not recall near-nature forest light, and obtain by supplementing red light-emitting element 1111
Near-nature forest light is obtained, solves the problems, such as that in such a way that blue chip and fluorescent glue combine near-nature forest light can not be obtained.Secondly, in vain
The miniature light-emitting component for meeting performance requirement may be used in light light-emitting component 1110 and red light-emitting element 1111, and light source is generally
One miniature lamp bead, can multiple lamp beads be arranged on 112 plate of circuit of various lamps and lanterns with arbitrary form, can due to its compact
It is set to any position of 112 plate of circuit, using flexible, lamps and lanterns Integral luminous is uniform, good illumination effect.
In the present embodiment, the wave-length coverage of the blue chip is 450-480nm；The wave-length coverage of red light chips is 640-
The centre wavelength of 700nm, red light chips are preferably 690 ± 5nm.Preferably, the wave-length coverage of blue chip is 457.5-
480nm, at least 457.5-460nm.It can so that the relative spectral power of green light is obviously improved.Aobvious refer to is promoted simultaneously
R12.Such as Figure 16, the green light relative spectral power in traditional near-nature forest light is less than 0.3, such as Figure 11 and Figure 12, in the present embodiment
Green light relative spectral power reaches 0.4 or more.
It show the spectrum of white light emitting element 1110 in the present embodiment with further reference to Figure 15 and Figure 16, Figure 15, uses
When the blue chip of 457.5nm-460nm, green light relative spectral power has reached 0.5 or more, such as uses 457.5nm-480nm
Blue chip, green light relative spectral power can promote further.It is green when using 452.5-455nm blue chips in Figure 16
Light relative spectral is only between 0.3-0.4.
Further, fluorescent film 1113 includes colloid and the fluorescent powder that is mixed in inside colloid, and fluorescent powder includes rouge and powder, green
Powder and yellowish green powder；The chromaticity coordinates of rouge and powder is X：0.660~0.716, Y：0.340~0.286；The chromaticity coordinates of green powder is X：0.064
~0.081, Y：0.488~0.507；The chromaticity coordinates of yellowish green powder is X：0.367~0.424, Y：0.571~0.545；It is rouge and powder, green
The weight ratio of powder and yellowish green powder is：Rouge and powder：Green powder：Yellowish green powder=(0.010~0.035):(0.018~0.068):(0.071~
0.253)；A concentration of the 17%~43% of fluorescent film 1113.The grain size of rouge and powder, green powder and yellowish green powder is respectively less than 15 μm, preferably
13±2μm。
By selecting above-mentioned blue chip and fluorescent film 1113, white light can be obtained, spectrum is as shown in figure 15.It has
Following optical parameter：When colour temperature is 2700K-3000K, the relative spectral power of 480-500nm wave bands is more than 0.30；500-
The relative spectral power of 640nm wave bands is more than 0.70；When colour temperature is 4000K-4200K, the relative spectral work(of 480-500nm wave bands
Rate is more than 0.45；The relative spectral power of 500-640nm wave bands is more than 0.65；When colour temperature is 5500K-6000K, 480-500nm
The relative spectral power of wave band is more than 0.4；The relative spectral power of 500-640nm wave bands is more than 0.60.This white-light emitting member
Part 1110 is combined with above-mentioned red light-emitting element 1111, can obtain LED light source, can send out near-nature forest light.
Further, with reference to figure 13 and Figure 14, the spectrum of LED light source is also extremely similar with natural light in its all band, and
Existing near-nature forest radiant is then difficult to realize.Such as Figure 11 and Figure 12, the relative spectral power of orange-colored light is more than in near-nature forest light
0.55；The relative spectral power of sodium yellow is more than 0.50；The relative spectral power of green light is more than 0.35；The light relatively of purple light
Spectral power is less than 0.10, close with natural light.
Further, such as Figure 11, the feux rouges relative spectral power that wavelength is 680~690nm is more than 0.80；Wavelength is 622
The feux rouges relative spectral power of~680nm is more than 0.60.Such as Figure 14 and Figure 17, traditional near-nature forest radiant can be after 640nm
Wave band there is the trend being decreased obviously.640-700nm feux rouges has excellent health care, physical therapy, beautification function.The light source is applicable in
In office, lighting of home and need high proportion feux rouges and close to the Code in Hazardous Special Locations of natural lighting.
In addition, LED light source while each band spectrum more optimizes, also has stringent optical parameter requirement, such as color
Temperature, color tolerance, colour rendering index Ra, colour rendering index R9, colour rendering index R12 and blue light color ratio etc..Specifically, near-nature forest light
Colour temperature includes 2500K-6500K, and color tolerance is less than 5, and blue light color ratio is less than 5.7%.The aobvious Ra that refers to is more than 95, wherein the aobvious finger of R9
Aobvious finger more than 90, R12 is more than 80.It can determine that LED light source disclosure satisfy that above-mentioned requirements according to Figure 12, and LED light source
Blue light color ratio can be reduced to 5.5% hereinafter, colour rendering index Ra is increased to 97 or more, and colour rendering index R9 reaches 95 or more, colour developing
Index R12 has reached 83, and in other test report, colour rendering index R12 can reach 87.
Further, the blue light of 440nm is maximum to the injury of eyesight in blue light, the case where blue light color ratio is less than 5.7%
Under, the relative spectral power of 440nm blue lights is less than 0.65.This is that existing eyeshield electronic equipment is difficult to realize.Existing " shield
Eye " electronic product, blue light color ratio is although relatively low, but wherein injures the inhibition of maximum 440nm blue lights and unknown to human eye
Aobvious, eye-protecting function is very little.And other wavelength band components in blue light are necessary visual acuity, significantly inhibit blue light not
Only eyeshield effect unobvious can also cause harmful effect to the visual acuity of the crowds such as children, child, such as due to blue light ingredient
Excessive missing, lead to anomalous trichromatism, the problems such as chromatic discrimination power declines.
The embodiment of the present invention can preferably use miniature white light emitting element 1110 and red light-emitting element 1111, according to
Light flux ratio and the size of installation space selection small dimension and the higher blue chip 1112 of cost performance and red light chips, it is preferential to select
Red light-emitting element 1111 few as possible and white light emitting element 1110 are selected, single light source is fabricated to, a light source is arranged one group
Luminescence component 111.Since the light source can directly send out near-nature forest light, and then can be used in various lamps and lanterns, it is arbitrary to combine,
It can guarantee its preferable illumination effect, it is adaptable.It is of course also possible to multi-group light-emitting component 111 is integrated in a light source,
It still can guarantee that preferable light-out effect, only size increase at this time.
Specifically, the ratio between light radiation of the luminous flux of the white light emitting element 1110 and red light-emitting element 1111 is 2-
10:1, preferably 2-3:1.Under different colour temperatures, which slightly floats.In one embodiment, white light emitting element
1110 quantity and the quantity ratio of red light-emitting element 1111 are 1-8:1, further preferably 1-4：1.Practical red light-emitting member
The light radiation of part 1111 is 80-160mW, and the total light flux of white light emitting element 1110 is 200-350lm.
In one embodiment, there are four white light emitting elements 1110, there are one red light-emitting elements 1111, four white lights
Light-emitting component 1110 is set to around red light-emitting element 1111 and is uniformly distributed.
In another embodiment, there are two white light emitting elements 1110, there are one red light-emitting elements 1111, and two white
Light light-emitting component 1110 is symmetrically disposed on the both sides of red light-emitting element 1111.
About the mounting means of chip, preferably by blue chip 1112 and red light chips upside-down mounting in the surface of substrate 110,
Cartridge chip is conducive to effectively connect with the circuit 112 on substrate 110, is conducive to high efficiency and heat radiation, can be by equipment on chip
Unified film forming, ensures that 1113 consistency of fluorescent film of different product is good, and then can be caused to avoid the dispensing process of formal dress chip
The problem of consistency difference, simultaneously so that different product is in same BIN when colour temperature is identical, and colour temperature consistency is good.
In addition, flip-chip but also the volume of white light emitting element 1110 further decreases, is conducive to dimension of light source control
System.In the present embodiment, the width of white light emitting element 1110 is less than 0.8mm, is highly less than 0.3mm, red light-emitting element
1111 can be controlled in same range.Adjacent white light emitting element 1110 and 1111 spacing of red light-emitting element is 1mm or less.
The length of LED light source 11 is less than or equal to 6mm, and width is less than 3mm.
Certainly, the present invention is not limited to use flip-chip, is also feasible using positive cartridge chip.
In one embodiment, substrate 110 is preferably the lamellar structure that nonmetallic materials make, and substrate 110 is equipped with anti-
Cup 1101 is penetrated, white light emitting element 1110, red light-emitting element 1111 are set in reflector 1101, and circuit 112 is formed in base
The surface of plate 110, and the tow sides of substrate 110 are wrapped in, and pin is formed except reflector 1101, reflector 1101
Bottom exposed portion circuit 112, for being connect with white light emitting element 1110 and red light-emitting element 1111.
Further, the inner wall of reflector 1101 is equipped with reflective surface 1102, and encapsulation is also filled with inside reflector 1101
Colloid (not shown), reflective surface 1102 is for reflecting white light and feux rouges, and packing colloid is for protecting in reflector 1101
Portion's structure and light-source structure is made more to stablize, and refraction adjustment is carried out to light.White light and feux rouges be sufficiently mixed after by encapsulation
Colloid exports.Specifically, the light emitting angle of white light emitting element 1110 and red light-emitting element 1111 can be for 160 ° or so extremely
180 °, the light-emitting angle of light source is 120 ° or so.Entire light source is the near-nature forest light lamp bead of small-sized uniformly light-emitting.
In the present embodiment, circuit 112 has several groups positive and negative anodes pin, can each light-emitting component correspond to one group it is positive and negative
Pole pin or several light-emitting components correspond to one group of positive and negative anodes pin.In type of drive, there are two types of embodiments, first, in vain
Light light-emitting component 1110 and red light-emitting element 1111 are separately connected different positive and negative anodes pins, are operated alone, respective at this time
Driving current is different, and control chip can be coordinated to be controlled.Second, white light emitting element 1110 and red light-emitting element 1111
Series connection, that is, connect identical positive and negative anodes pin, and unified same current driving is not required to control chip and is controlled.
The mode of unified driving obviously has apparent advantage, need not configure different drives for different light-emitting components
Streaming current need not increase control circuit 112, it is only necessary to power according to its corresponding electric current.Therefore, in structure more
Simplify, volume further decreases, and application is easier flexibly, and cost is lower.This is 112 connection side of currently preferred circuit
Case.
Further, the practical ratio of the light radiation of the luminous flux of white light emitting element 1110 and red light-emitting element 1111
Example is 2-3:1, in the case of unified driving, electric current is between 20-100mA, preferably 60mA.It is preferred that 1-4 white-light emitting
The power of 1111 in series light sources of element 1110 and 1-2 red light-emitting element, single light source is 0.5W or so.
With reference to figure 6 and Fig. 7, two white light emitting elements 1110 and a red light-emitting element 1111 are connected, two white lights
Light-emitting component 1110 is separately connected first pin 1121, and 1121 self-reflection cup of the first pin, 1101 bottom is stretched out, for connecting
Connect external power supply.Red light-emitting element 1111 is series between two white light emitting elements 1110.
Further, which is also provided with second pin 1122, which is not used in connection external electrical
Source, but be used to radiate, and the symmetry of light source entirety is promoted, the stability for promoting intensity and being installed on 112 plate of circuit.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. fluorescent tube, it is characterised in that：Including fluorescent tube component and be located in the fluorescent tube component internal for sending out near-nature forest
The LED light source of light；
The relative spectral power of red light is more than 0.60 in the near-nature forest light, the light relatively of the cyan light in the near-nature forest light
Spectral power is more than 0.30, and the relative spectral power of the blue light in the near-nature forest light is less than 0.75；In the near-nature forest light
Blue light color ratio is less than 5.7%；
The LED light source is installed on lamp plate, and the lamp plate is flexible lamp plate, and the inner wall that the lamp plate is close to the fluorescent tube component is set
It sets.
2. fluorescent tube as described in claim 1, it is characterised in that：The inner wall of the fluorescent tube component, which extends internally, to be had and the lamp plate
The protrusion that both sides abut.
3. fluorescent tube as claimed in claim 1 or 2, it is characterised in that：The fluorescent tube component include the mask that is detachably connected and
Radiator, with the ring-shaped article that the radiator is strip, the inner wall that the lamp plate is close to the radiator is set the mask
It sets.
4. fluorescent tube as claimed in claim 3, it is characterised in that：The LED light source includes substrate, is set on substrate at least
One group of luminescence component, and the circuit that is electrically connected with the luminescence component；Every group of luminescence component includes white light emitting element and red
Light light-emitting component, the white light emitting element include blue chip and cover the fluorescent film of the blue chip, the feux rouges hair
Optical element includes red light chips；The white light and the feux rouges of red light-emitting element transmitting of the white light emitting element transmitting are mixed
It closes, the feux rouges forms the near-nature forest light for compensating the red light portion that the white light is lacked relative to natural spectrum.
5. fluorescent tube as claimed in claim 4, it is characterised in that：The relative spectral power of orange-colored light is more than in the near-nature forest light
0.55；
The relative spectral power of sodium yellow is more than 0.50 in the near-nature forest light；
The relative spectral power of the near-nature forest light Green light is more than 0.35；
The relative spectral power of purple light is less than 0.10 in the near-nature forest light.
6. fluorescent tube as claimed in claim 5, it is characterised in that：The white-light emitting body and red emitting luminophores pass through identical drive
Streaming current unified driving.
7. fluorescent tube as claimed in claim 4, it is characterised in that：The wave-length coverage of the blue chip is 450-480nm；It is described
The wave-length coverage of red light chips is 640-700nm.
8. fluorescent tube as claimed in claim 7, it is characterised in that：The wave-length coverage of the blue chip is 457.5-480nm.
9. fluorescent tube as claimed in claim 4, it is characterised in that：The blue chip and red light chips upside-down mounting are in the substrate
The length on surface, the LED light source is less than or equal to 6mm, and the width of the LED light source is less than 3mm.
10. fluorescent tube as claimed in claim 3, it is characterised in that：The position that the mask is connect with the radiator is equipped with phase
The buckle and buckling groove mutually fastened, the buckle buckle for the L-shaped extended along the length direction of the mask, and the buckling groove is
The L-shaped buckling groove extended along the length direction of the radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681627.6A CN108799867A (en) | 2018-06-27 | 2018-06-27 | Fluorescent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681627.6A CN108799867A (en) | 2018-06-27 | 2018-06-27 | Fluorescent tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108799867A true CN108799867A (en) | 2018-11-13 |
Family
ID=64072177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810681627.6A Pending CN108799867A (en) | 2018-06-27 | 2018-06-27 | Fluorescent tube |
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| Country | Link |
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| CN (1) | CN108799867A (en) |
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| CN111853579A (en) * | 2020-06-19 | 2020-10-30 | 欧普照明股份有限公司 | Lamp fitting |
| CN112843319A (en) * | 2021-03-16 | 2021-05-28 | 深圳卓越东方电子有限公司 | Sterilizing device |
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Application publication date: 20181113 |