CN206130549U - Light source module and lighting device - Google Patents

Abstract

The embodiment of the utility model discloses light source module and use the lighting device of light source module, the light source module includes: solid -state optical generator, the light of peak wavelength at 445~455nm within range will be launched to solid -state optical generator when being lighted, electroluminescence devices includes: first, second, the 3rd electroluminescence devices can the quilts solid -state optical generator arouses and launches peak wavelength respectively and be greater than 30nm, peak wavelength at 480~515nm within range and half wave width and be greater than 80nm, peak wavelength are greater than 80nm at 635~670nm within range and half wave width light at 580~610nm within range and half wave width. The peak wavelength and half wave width that excite the light that sends through the light that solid -state optical generator sends, electroluminescence devices in the adjustment light source module make the colour temperature of the light source light that the module sends in 5500~6500K scope, and general color rendering index ra or color rendering index CRI are also higher for the light source module can be fine satisfy environment such as commercial lighting or office space.

Description

Light source module and illuminator

Technical field

This utility model is related to lighting technical field, more particularly to a kind of light source module and the illumination using the light source module Device.

Background technology

With the fast development of lighting engineering, illuminator is indispensable in people's life, people's overwhelming majority Time is all lived under photoenvironment, and the illuminating effect for how improving illuminator is also more paid attention in the industry.

Existing illuminator generally comprises light source module and is electrically connected with to be provided to light source module with light source module The power supply module of work required electric power, the illumination of illuminator is adjusted subsequently through the quantity of luminous source in adjustment light source module Effect.However, the lighting environment type that illuminator is applied is more, such as commercial lighting etc. only adjusts the quantity of luminous source, The various lighting environment of match-type is difficult to, causes the illuminating effect of existing illuminator poor.

Utility model content

The purpose of this utility model embodiment is to provide a kind of light source module and illuminator, can lift illuminator Illuminating effect.

To solve above-mentioned technical problem, this utility model embodiment provides a kind of light source module, including：

Solid-state optical generator, the solid-state optical generator is when being lit, it will launch peak wavelength 445～ Light in the range of 455nm；

Fluorescent component, including：

First fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in 480～515nm scopes Interior, half-wave is wider than the light of 30nm；

Second fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in 580～610nm scopes Interior, half-wave is wider than the light of 80nm；

3rd fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in 635～670nm scopes Interior, half-wave is wider than the light of 80nm.

Preferably, the solid-state optical generator is when being lit, it will launch light of the dominant wavelength in the range of 450nm Line.

Preferably, the spectral energy of the light that the solid-state optical generator sends accounting in light source module emitted light 38～50%.

Preferably, first fluorescent device can be excited by the solid-state optical generator and launch dominant wavelength in 490nm Light.

Preferably, second fluorescent device can be excited by the solid-state optical generator and launch dominant wavelength in 600nm Light.

Preferably, the 3rd fluorescent device can be excited by the solid-state optical generator and launch dominant wavelength in 660nm Light.

Preferably, first fluorescent device excites the spectral energy of the light for sending in light by the solid-state optical generator Accounting is 16～25% in the module emitted light of source.

Preferably, second fluorescent device excites the spectral energy of the light for sending in light by the solid-state optical generator Accounting is 2～7% in the module emitted light of source.

Preferably, the 3rd fluorescent device excites the spectral energy of the light for sending in light by the solid-state optical generator Accounting is 5～14% in the module emitted light of source.

Preferably, the fluorescent component also includes：

4th fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in 530～545nm scopes Interior, half-wave is wider than the light of 90nm；

5th fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in 520～535nm scopes Interior, half-wave is wider than the light of 90nm.

Preferably, the 4th fluorescent device can be excited by the solid-state optical generator and launch dominant wavelength in 535nm Light.

Preferably, the 5th fluorescent device can be excited by the solid-state optical generator and launch dominant wavelength in 530nm Light.

Preferably, the 4th fluorescent device excites the spectral energy of the light for sending in light by the solid-state optical generator Accounting is 14～20% in the module emitted light of source.

Preferably, the 5th fluorescent device excites the spectral energy of the light for sending in light by the solid-state optical generator Accounting is 1～7% in the module emitted light of source.

Preferably, the 4th fluorescent device and the 5th fluorescent device are green fluorescence device.

Preferably, the solid-state optical generator is blue light generator or purple light generator.

Preferably, first fluorescent device is blue-fluorescence device, and second fluorescent device is yellow fluorescence device, 3rd fluorescent device is red fluorescence device.

Preferably, the light that the light source module is sent is white light.

Preferably, the general colour rendering index of the light that the light source module is sent be at least 97 and/or color rendering index extremely It is less 95.5.

Preferably, the colour temperature of the light source module emitted light is in the range of 5500～6500K.

Preferably, the light source module also include carrying the light source board of the solid-state optical generator and the fluorescent component with And the drive circuit being electrically connected with the solid-state optical generator.

To solve above-mentioned technical problem, this utility model embodiment provides a kind of illuminator, including：

Light source module described in aforementioned utility model content；

Power supply module, is electrically connected with the light source module, and for the light source module work required electric power is provided.

Preferably, the illuminator also includes the optical element being covered on the light source module.

The technical scheme provided from above this utility model embodiment, the light source that this utility model embodiment is provided Module and the illuminator using the light source module, by adjusting light source module internal solid optical generator emitted light, glimmering Optical assembly excite the wide colour temperature for causing light source module emitted light of the peak wavelength and half-wave of emitted light 5500～ 6500K scopes, general colour rendering index Ra or color rendering index CRI is also higher so that light source module can be good at meeting business photograph The environment such as bright or office space.

Description of the drawings

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments described in this utility model, for those of ordinary skill in the art, is not paying creative work Property on the premise of, can be obtaining other accompanying drawings according to these accompanying drawings.

Fig. 1 is the structural representation of light source module in this utility model first embodiment；

Fig. 2 is the structural representation of light source module in this utility model second embodiment；

Fig. 3 is the structural representation of light source module in this utility model 3rd embodiment；

Fig. 4 is the spectrogram of light source module emitted light in this utility model embodiment.

Specific embodiment

This utility model embodiment provides a kind of light source module and illuminator, for improving illuminator in commercial lighting Or the illuminating effect of the environment such as office space.

In order that those skilled in the art more fully understand the technical scheme in this utility model, below in conjunction with this reality With the accompanying drawing in new embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that Described embodiment is only a part of embodiment of this utility model, rather than the embodiment of whole.Based on this utility model In embodiment, the every other enforcement that those of ordinary skill in the art are obtained under the premise of creative work is not made Example, should all belong to the scope of this utility model protection.

Shown in ginseng Fig. 1, in first embodiment of the present utility model, light source module 10 can be LED modules, then light source die Group 10 (is not marked including package support 11, electrode 12, solid-state optical generator 13, lead 14, encapsulating material 15 and fluorescent component Number).

Certainly, light source module 10 will also include carrying package support 11, electrode 12, solid-state optical generator 13, lead 14, envelope The light source board (not shown) of package material 15 and fluorescent component, by light source module 10 an independent used module is formed.

In actual use, light source module 10 also includes the drive circuit being electrically connected with solid-state optical generator 13, drives Circuit may be located on light source board, it is also possible to be independently arranged, and drive circuit is used for the electric current of adjustment supply solid-state optical generator 13, To change the emitted light of light source module 10.

Used as the pedestal before the encapsulation of light source module 10, package support 11 can be such as copper, ferrum, aluminum to package support 11 Prepared by material, ceramics or plastic or other material, to ensure the stability of the structure of light source module 10 and the demand of radiating.Package support 11 can Being direct insertion support, patch type bracket or COB substrates of industry routine etc..

Electrode 12 is located at the bottom of package support 11 and is electrically connected with package support 11, and electrode 12 can adopt industry routine Conductive material prepare, electrode 12 is extended in package support 11 and is electrically connected with solid-state optical generator 13.Electrode 12 includes Positive and negative electrode, after the cooperation (not shown) of light source module 10 and power supply module is to obtain illuminator, electrode 12 and power supply module It is electrically connected with, to obtain power supply module institute output power.Certainly, illuminator also includes the optics being covered on light source module 10 Element, optical element can be the polytype such as lens or even smooth mask, and this is well known to those of ordinary skill in the art Technology, will not be described here.

Solid-state optical generator 13 can be polytype luminescence units such as blue light generator, purple light generator, in reality Using in, can be using blue-light LED chip, purple LED chip or other types LED chip as solid-state optical generator 13, very Coordinate to obtain required blue light with blue-fluorescence component to the LED chip or luminescence unit that can also be other colors.

Solid-state optical generator 13 is located at package support 11, and in actual applications, package support 11 can be arranged to groove-like, It includes host cavity 111, and solid-state optical generator 13 can be arranged in host cavity 111.Solid-state optical generator 13 can adopt water Flat LED core sheet type, then be electrically connected with by two leads 14 and package support 11, and then solid-state optical generator 13 is caused with electricity Pole 12 is electrically connected with, and solid-state optical generator 13 can obtain power supply module institute output power by electrode 12.

With reference to shown in Fig. 2, in second embodiment of the present utility model, light source module is distinguished compared with first embodiment It is that solid-state optical generator 13 adopts vertical LED chip type, and now, solid-state optical generator 13 can only pass through a lead 14 are electrically connected with package support 11.

With reference to shown in Fig. 3, in 3rd embodiment of the present utility model, light source module is distinguished compared with first embodiment It is that using flip-chip or CSP techniques, solid-state optical generator 13 can be with by lead for solid-state optical generator 13 Package support 11 is electrically connected with.

Even, in other embodiment of the present utility model, light source module 10 is using LED chip as solid-state optical generator When 13, can not also have aforementioned encapsulation support, can still realize that aforementioned illumination effect will not be described here.

In this utility model embodiment, solid-state optical generator 13 is used to send indigo plant of the peak wavelength in 445～455nm Light, it is preferred that the dominant wavelength of the blue light can be in the range of 450nm.If the quantity of solid-state optical generator 13 is multiple, The difference of the peak wavelength for keeping each solid-state optical generator 13 to send blue light is only needed in 3～20nm.

Encapsulating material 15 is filled in host cavity 111, and solid-state optical generator 13 is fixed on package support 11, encapsulation Material 15 can be insulation colloid common in the industry, will not be described here.

Fluorescent component is also distributed in encapsulating material 15, and fluorescent component can be the multiple material class such as fluorescence or fluorophor Type, it can be from chlorate MClO 3 fluorescent substance, silicate phosphor, nitride phosphor, sulphide phosphor etc..

In this utility model embodiment, fluorescent component includes：First fluorescent device 161, the second fluorescent device 162 and 3rd fluorescent device 163.These fluorescent devices under the positioning of encapsulating material 15, positioned at the range of exposures of solid-state optical generator 13 It is interior, the light absorption that solid-state optical generator 13 is irradiated to thereon is produced into stimulated radiation spectrum, different fluorescence groups so as to excite Part stimulated radiation spectrum out is different.

In this utility model embodiment, the first fluorescent device 161 be stimulated light peak wavelength 480～ In the range of 515nm, half-wave be wider than 30nm.Preferably, the dominant wavelength of emitted light can be in 490nm.

Second fluorescent device 162 be stimulated light peak wavelength in the range of 580～610nm, half-wave is wider than 80nm.Preferably, the dominant wavelength of emitted light can be in 600nm.

3rd fluorescent device 163 be stimulated light peak wavelength in the range of 635～670nm, half-wave is wider than 80nm.Preferably, the dominant wavelength of emitted light can be in 660nm.

In actual applications, respective material can be measured by equipment such as spectrogrphs to be stimulated the peak value of emitted light Wavelength, and then determine that peak wavelength meets the fluorescent component of demand.

Certainly, light source module 10 also includes the optical element (not shown) for adjusting emitted light, optical element Can be the polytype such as lens or even smooth mask, for adjusting direction of illumination and angle that light source module 10 sends irradiation light Degree.Light source module 10 also includes the drive circuit board (non-label) of the electric current for regulation power supply module supply electrode 12, is used for Other auxiliary elements such as the radiator (non-label) that heat of the light source module 10 during luminous is shed, it is common that this is this area Technology known to technical staff, will not be described here.

In this utility model embodiment, it is stimulated the light of light adjusting various fluorescent components in the following way Spectrum energy accounting in the emitted light of light source module 10, it is specific as follows：

Solid-state optical generator 13 send the spectral energy of blue light in the emitted light of light source module 10 accounting 38～ 50%；First fluorescent device 161 be stimulated light spectral energy in light source module emitted light accounting 16～ 25%；Second fluorescent device 162 be stimulated light spectral energy in light source module emitted light accounting 2～ 7%；3rd fluorescent device 163 be stimulated light spectral energy in light source module emitted light accounting 5～ 14%.

In actual applications, the first fluorescent device 161, the second fluorescent device 162, the 3rd fluorescent device 163 can be respectively For blue-fluorescence device, yellow fluorescence device, red fluorescence device.

In embodiment of the present utility model, fluorescent component can also include the 4th fluorescent device 164 and the 5th fluorescence device Part 165, the 4th fluorescent device 164 and the 5th fluorescent device 165 are similarly positioned in the range of exposures of solid-state optical generator 13, and the 4th is glimmering Optical device 164 be stimulated light peak wavelength in the range of 530～545nm, half-wave be wider than 90nm, the 5th fluorescence device Part 165 be stimulated light peak wavelength in the range of 520～535nm, half-wave be wider than 90nm.Preferably, the 4th is glimmering The dominant wavelength of the emitted light of optical device 164 can be in 535nm, and the dominant wavelength of the emitted light of the 5th fluorescent device 165 can be with In 530nm.

In actual applications, the be stimulated spectral energy of light of the 4th fluorescent device 164 is sent in light source module Accounting is sent in the be stimulated spectral energy of light of 14～20%, the 5th fluorescent devices 165 in light source module in light Accounting is 1～7% in light.4th fluorescent device 164 and the 5th fluorescent device 165 may each be green fluorescence device.

Allocated by the accounting of the spectral energy of the light that is stimulated to assorted fluorescent device, obtain above-mentioned accounting Scheme, can be joined shown in Fig. 4, below in conjunction with Fig. 4 based on the spectrogram of the emitted light of accounting scheme gained light source module 10 Describe the illuminating effect of light source module 10 in detail.

In spectrogram shown in Fig. 4, in the range of 450～660nm, the curve of spectrum tends to continuous, and in continuous sample is risen Formula.

First, by selecting, wavelength is longer and the wide larger red fluorescence device of half-wave is used as the 3rd fluorescent device 163, The curve of spectrum that it is produced is the A sections region of spectrogram shown in Fig. 4, and selects wavelength compared with the less, half-wave of the 3rd fluorescent device 163 Wide green fluorescence device wider on the contrary is used as the 4th fluorescent device 164 and the 5th fluorescent device 165, the 4th fluorescent device 164 With the 5th fluorescent device 165 produce meet the curve of spectrum be spectrogram shown in Fig. 4 B sections region, make the 4th fluorescent device 164 There is large area be stimulated the light that is stimulated of light and the 3rd fluorescent device 163 of the 5th fluorescent device 165 Overlap, so as to widen the spectral coverage in green to red area, improve the color reducing power in this region.

Secondly, for the green spectral and the 3rd fluorescence that are formed by the 4th fluorescent device 164 and the 5th fluorescent device 165 The overlapping region of the red spectrum that device 163 is formed, where close overlap centre position, due to the spectrum of fluorescent component Half-wave width has certain limitations, can be relatively low in this region spectral energy, and this is to the color restoration capability near this spectral line It is have considerable influence, in order to improve the color characteristics of the part, preferred half-wave width is than larger yellow fluorescence device conduct Second fluorescent device 162, the curve of spectrum that it is produced is the C sections region of spectrogram shown in Fig. 4, to carry out adding to this part colours By force, and while supplement spectral energy of the part near green glow and near the HONGGUANG to improve the seriality of spectral line.

Then, for the less continuous spectral line area between the spectrum and green light spectrum that blue light generator is sent, pass through The first fluorescent device 161 for blue-fluorescence device in addition this utility model embodiment, the curve of spectrum that it is produced is Fig. 4 The D sections region of shown spectrogram come be excited produce emission spectrum, to improve seriality of the spectral line in this region.

Finally, wider half intensity wave band is produced on fluorescent component is excited spectrum, by using peak wavelength aforementioned In the range of blue light generator suitably increase the transmission of blue spectrum to keep spectral line seriality and adjustment color temperature point.

To sum up, the emitted light of light source module 10 in this utility model embodiment is white light, and colour temperature is in 5500～6500K In the range of, preferably in 6000K or so, and general colour rendering index Ra or color rendering index CRI are very high, general colour rendering index Ra Up to 97, color rendering index CRI is up to 95.5 so that very high level is attained by the colour temperature of light source module 10 and development properties.

Light source module 10 in this utility model embodiment goes for where color rendering index has high demands, for example, handling official business Between room, commercial space, museum, printing and dyeing room and drawing etc..Light source module 10 can be applied in such as lamp panel, Down lamp, fluorescent tube, line The illuminators such as groove lamp, museum's lamp.

Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.Especially for system reality For applying example, because it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring to embodiment of the method Part explanation.

Embodiment of the present utility model is the foregoing is only, this utility model is not limited to.For this area For technical staff, this utility model can have various modifications and variations.All institutes within spirit of the present utility model and principle Any modification, equivalent substitution and improvements of work etc., should be included within right of the present utility model.

Claims (22)

1. a kind of light source module, it is characterised in that include：

Solid-state optical generator, the solid-state optical generator is when being lit, it will launch peak wavelength in 445～455nm models Enclose interior light；The spectral energy of the light that the solid-state optical generator sends in light source module emitted light accounting 38 ～50%；

Fluorescent component, including：

First fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in the range of 480～515nm, Half-wave is wider than the light of 30nm；

Second fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in the range of 580～610nm, Half-wave is wider than the light of 80nm；

3rd fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in the range of 635～670nm, Half-wave is wider than the light of 80nm.

2. light source module as claimed in claim 1, it is characterised in that the solid-state optical generator is when being lit, it will send out Project light of the dominant wavelength in 450nm.

3. light source module as claimed in claim 1, it is characterised in that first fluorescent device can be occurred by the solid-state light Device is excited and launches light of the dominant wavelength in 490nm.

4. light source module as claimed in claim 1, it is characterised in that second fluorescent device can be occurred by the solid-state light Device is excited and launches light of the dominant wavelength in 600nm.

5. light source module as claimed in claim 1, it is characterised in that the 3rd fluorescent device can be occurred by the solid-state light Device is excited and launches light of the dominant wavelength in 660nm.

6. light source module as claimed in claim 1, it is characterised in that first fluorescent device is by the solid-state optical generator Excite the spectral energy of the light for sending in light source module emitted light accounting 16～25%.

7. light source module as claimed in claim 1, it is characterised in that second fluorescent device is by the solid-state optical generator Excite the spectral energy of the light for sending in light source module emitted light accounting 2～7%.

8. light source module as claimed in claim 1, it is characterised in that the 3rd fluorescent device is by the solid-state optical generator Excite the spectral energy of the light for sending in light source module emitted light accounting 5～14%.

9. light source module as claimed in claim 1, it is characterised in that the fluorescent component also includes：

4th fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in the range of 530～545nm, Half-wave is wider than the light of 90nm；

5th fluorescent device, can be excited by the solid-state optical generator and launch peak wavelength in the range of 520～535nm, Half-wave is wider than the light of 90nm.

10. light source module as claimed in claim 9, it is characterised in that the 4th fluorescent device can be sent out by the solid-state light Raw device is excited and launches light of the dominant wavelength in 535nm.

11. light source modules as claimed in claim 9, it is characterised in that the 5th fluorescent device can be sent out by the solid-state light Raw device is excited and launches light of the dominant wavelength in 530nm.

12. light source modules as claimed in claim 9, it is characterised in that the 4th fluorescent device is occurred by the solid-state light Device excite the spectral energy of the light for sending in light source module emitted light accounting 14～20%.

13. light source modules as claimed in claim 9, it is characterised in that the 5th fluorescent device is occurred by the solid-state light Device excite the spectral energy of the light for sending in light source module emitted light accounting 1～7%.

14. light source modules as claimed in claim 9, it is characterised in that the 4th fluorescent device and the 5th fluorescent device are equal For green fluorescence device.

15. light source modules as claimed in claim 1, it is characterised in that the solid-state optical generator is blue light generator or purple Optical generator.

16. light source modules as claimed in claim 1, it is characterised in that first fluorescent device be blue-fluorescence device, institute It is yellow fluorescence device to state the second fluorescent device, and the 3rd fluorescent device is red fluorescence device.

17. light source modules as claimed in claim 1, it is characterised in that the light that the light source module is sent is white light.

18. light source modules as claimed in claim 1, it is characterised in that the general of the light that the light source module is sent shows Colour index be at least 97 and/or color rendering index be at least 95.5.

19. light source modules as claimed in claim 1, it is characterised in that the colour temperature of the light source module emitted light exists In the range of 5500～6500K.

20. light source modules as claimed in claim 1, it is characterised in that the light source module also includes carrying the solid-state light The drive circuit that generator is electrically connected with the light source board of the fluorescent component and with the solid-state optical generator.

21. a kind of illuminators, it is characterised in that include：

Light source module as described in any one in claim 1 to 20；

Power supply module, is electrically connected with the light source module, and for the light source module work required electric power is provided.

22. illuminators as claimed in claim 21, it is characterised in that the illuminator also includes being covered in the light source Optical element on module.