CN110173638A - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN110173638A CN110173638A CN201910098434.2A CN201910098434A CN110173638A CN 110173638 A CN110173638 A CN 110173638A CN 201910098434 A CN201910098434 A CN 201910098434A CN 110173638 A CN110173638 A CN 110173638A
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- China
- Prior art keywords
- light
- lens
- mentioned
- lighting device
- base station
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- 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
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- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Abstract
Lighting device (1) has: base station (10), including the inner peripheral surface with endless groove (7)；Light source (20), configuration is in base station (10), with substrate (21) and the light-emitting component being mounted on substrate (21)；And lens (50), have and enters the light in part of light for the light from light source (20) and by the light-projecting portion of light light projector.Light-projecting portion includes the annular support portion (52) for protruding outward to the side R and being engaged by endless groove (7) in peripheral side.The outer diameter in annular support portion (52) is bigger than the internal diameter of the inner peripheral surface of base station (10), and the outer diameter than the outer peripheral surface of base station (10) is small.
Description
Technical field
The present invention relates to lighting devices.
Background technique
In the past, as lighting device, there is the structure recorded in patent document 1.The lighting device has configuration in shell
The lens of the light distribution of interior light source and the light for carrying out light source injection.Lens are by glass, transparent acrylic resin or polycarbonate structure
At.
Patent document 1: No. 6094623 bulletins of Japanese Patent No.
Summary of the invention
Lens are due to being configured in lighting device, so its outer diameter needs to be designed as the light emission of the shell than lighting device
The internal diameter of the inner peripheral surface of side is small out.It is then desired to the lens fixation member for being used to be fixed to lens on the inner peripheral surface.In addition,
Lens are easy to fall downwards, so being also required to that the Anti-fall component for preventing lens from falling is arranged in the light projector side of lens.As a result,
The part number of packages of lighting device becomes more, and the manufacturing cost of lighting device is easy to get higher.Further, since the outer diameter of lens is than shell
The internal diameter of the inner peripheral surface of light emitting side is small, so being easy to happen gap between lens and the inner peripheral surface, dust or insect are easy
Light source side is invaded via the gap.As a result, being easy to happen on shadow surface when lighting by the dust or worm in lighting device
The shadow that son is formed, illumination performance decline because of the shadow.
So the object of the present invention is to provide one kind to be easy to reduce part number of packages, foreign matter can also be inhibited to light source side
Intrusion lighting device.
In order to approach the above subject, lighting device for the present invention has: shell, including the inner circumferential with fastener
Face；Light source configures in shell, has substrate and is installed on the light-emitting component of substrate；And optical component, have for coming from light
The light in source enters the light in part of light and by the light-projecting portion of light light projector；Light-projecting portion includes and quilt prominent to the outside in diameter direction in peripheral side
The annular support portion of fastener locking；The outer diameter in annular support portion is bigger than the internal diameter of the inner peripheral surface of shell and than shell outer peripheral surface
Outer diameter is small.In addition, annular support portion is included in light-projecting portion in lighting device of the invention.But the one of annular support portion
It partly or entirely can also cannot be by light to irradiation area light projector.In addition, part or all of annular support portion can not also
By light light projector.
According to lighting device for the present invention, it is easy to reduce part number of packages, additionally it is possible to inhibit foreign matter to light source side
Intrusion.
Detailed description of the invention
Fig. 1 is the perspective view of the major part of the lighting device of an embodiment for the present invention.
Fig. 2 is the exploded perspective view of the major part of above-mentioned lighting device.
Fig. 3 be include above-mentioned major part central axis section sectional view.
Perspective view when Fig. 4 is the base station of above-mentioned lighting device from downside.
Perspective view when Fig. 5 is the bracket that remain light source of above-mentioned lighting device from upside.
Fig. 6 is perspective view when remain the bracket of above-mentioned light source from downside.
Perspective view when Fig. 7 is the component being made of from upside inside cartridge unit, lens Anti-fall component and lens.
Perspective view when Fig. 8 is the said modules from downside.
Fig. 9 is the outer diameter φ a and endless groove of the front end in the annular support portion in the lens for illustrating independent state
The part constructed profile of the above-mentioned lighting device of the comparison of the size of internal diameter φ d etc..
Specific embodiment
Hereinafter, being described in detail referring to attached drawing to embodiment for the present invention.In addition, just imagining since most
Following comprising multiple embodiment or variations etc. their characteristic is appropriately combined and construct new
Embodiment.In addition, the direction R indicates the cyclic annular branch of lens (lens) 50 described below in the following description and attached drawing
The diameter direction of bearing portion (part supported with cricoid construction) 52, the direction θ indicates the circumferential direction in annular support portion 52, Z
Direction indicates the short transverse of lighting device 1, consistent with the thickness direction of substrate 21 of following presentation.The direction R, the direction θ and the side Z
To mutually orthogonal.In addition, in the following description, so-called central axis indicates straight line (the ring-type branch of the central axis comprising lens 60
The central axis of bearing portion 52 and its extended line).In addition, in the following description, being penetrated to Z-direction and the light source 20 from lighting device 1
The optical axis direction unanimous circumstances of light out are illustrated.But Z-direction can not also with project from the light source of lighting device
Optical axis direction is consistent.In addition, in the following description, in use and vertical direction or the associated term of horizontal direction, such as under
In the case where side, upside, horizontal direction etc., these terms are shone with the injection light from lighting device 1 to vertical direction downside
It penetrates, the optical axis of the injection light and the consistent status and appearance of vertical direction.In other words, in the present embodiment, with lighting device 1 with Z
Direction is illustrated in case where configuring with the consistent mode of vertical direction.In addition, in the present specification, the downside,
Refer to the light projector side of Z-direction, the upside, refer to Z-direction with light projector side opposite side.In addition, in the present specification, being set as
Include the material that whole ingredients is silicone resin in silicone resin, and also include the maximum principal component of weight % be silicone resin,
Silicon resin component containing the material other than silicone resin.In addition, in the present specification, the important document of " substantially ", as long as generally
Say that people appears as thus meeting, such as in naked eye or two eye visions, 0.7 or more (Japanese view in the state of adorn oneself with glasses
Power check in value) people from distance 1m (rice) place from when appear as meeting under such circumstances.If citing,
Roughlly speaking the important document of " substantially circular cone shape " people will appear as the frustum of a cone and just meet, for example, if in naked eye or adorning oneself with
In the state of glasses the people of two 0.7 or more eye visions from the place of distance 1m when appear as the frustum of a cone and then meet.
Fig. 1 is the perspective view of the major part of the lighting device 1 of an embodiment for the present invention.Referring to Fig.1, it illuminates
Device 1 is baried type downlight (downlight), is embedded in the ceiling for being configured to the building in hall etc., lower section is illuminated.Such as
Shown in Fig. 1, lighting device 1 has base station 10 and framework (not shown).Base station 10 is the outer profile component of lighting device 1, is had
Bottomed cylindrical portion (part of tool cylindrical shape with the end) 11.Base station 10 is as the installation light source 20 into bottomed cylindrical portion 11
The erecting bed of (referring to Fig. 5) functions.Base station 10 has multiple fins 12 outstanding upwards.Whole be also used as of base station 10 makes
It is functioned by the thermolytic radiator that light source 20 generates, especially by the heat from light source 20, outwardly gas dissipates fin 12
Heat.Therefore, base station 10 is preferably made of the higher material of the pyroconductivity of metal material etc..Base station 10 is for example by with aluminium
Die casting etc. is integrally formed by bottomed cylindrical portion 11 and fin 12 and constitutes.In addition, base station is also possible to bottomed cylindrical portion
The structure engaged with fin.It in the case, such as can also be by the way that the protrusion being arranged in bottomed cylindrical portion be inserted into
Make its plastic deformation after the hole being arranged on fin, bottomed cylindrical portion is connect with fin.In addition, base station can not also have
There is fin.
On base station 10, it is provided with multiple screw holes 13.These screw holes 13 are arranged to fix base station to framework.Framework
With cylinder outer peripheral surface, it is properly formed by the resin material of the metal material of aluminium etc. or polybutylene terephthalate (PBT) etc..
Although not being described in detail, 2 installations spring (not shown) is installed on the cylinder outer peripheral surface of framework.2 installation springs with
Central axis is clipped on the outside of framework to configure in diameter direction (consistent with the direction R) opposed mode, is fixed to framework with bolt etc.
On cylinder outer peripheral surface.Extend in a generally horizontal direction in the state of before respectively installation spring is in the embedment hole for being fixed to ceiling.
Installation spring is for example made of the metal plate of long ruler-like, has leaf spring construction.Make that camber of spring is installed so that installation spring is along lead
Histogram is connected to installation spring around embedment hole to extension.The level being subject to by installation spring from embedment internal surface of hole
Lighting device 1 is fixed to the embedment internal surface of hole of ceiling by the power in direction.In addition, installation spring also can be set 3 or more.
In addition, as long as the construction of mounting portion can be that kind of construction is ok by lighting device fixed to the construction on ceiling.
Then, using Fig. 2~Fig. 8, outline structure and its assembled configuration to the major part of lighting device 1 are said
It is bright.Fig. 2 is the exploded perspective view of the major part of lighting device 1, Fig. 3 be include the major part central axis section
Sectional view.As shown in Fig. 2, to have base station 10, inside cartridge unit (cartridge unit positioned inside) 30, lens anti-lost for lighting device 1
Fall the lens 50 of component (for preventing the component of lens fallen) 40 and an example as optical component.Such as Fig. 2 and Fig. 3 institute
Show, lens 50 include that the substantially outer circumferential surface section 51 of circular cone shape and annular support portion 52, annular support portion 52 is arranged in outer peripheral surface
The downside (light light projector side) in portion 51.Annular support portion 52 is constructed with cricoid flange, on the outside of the lower lateral direction R of lens 50
It is prominent.Lens 50 are installed in the inner peripheral surface side of base station 10.About the material of lens 50, physical property and lens 50 relative to base station 10
Mounting structure be illustrated in detail below.
As shown in figure 3, inside cartridge unit 30 be configured in lens 50 outer circumferential surface section 51 and base station 10 inner peripheral surface 15 it
Between.The upper front end portion of interior side neck component 30 is provided with engagement pawl 31, being provided on the inner peripheral surface 15 of base station 10 will engage
The engaging recessed part 16 that pawl 31 engages.By engaging to engagement pawl 31 in engaging recessed part 16, inside cartridge unit 30 is installed to base
On platform 10.
In addition, lens Anti-fall component 40 is installed in the downside of lens 50.Lens Anti-fall component 40 is cartridge,
Have in peripheral side to engagement pawl 41 outstanding on the outside of the direction R.The engagement pawl 41 is locked the inner peripheral surface that base station 10 is arranged in
Downside engaging recessed part 17 in, as a result, lens Anti-fall component 40 is installed in inner circumferential side and the downside of base station 10.
Then, the assembled configuration of the light source 20 of lighting device 1, its mounting structure and lighting device 1 is illustrated.Fig. 4
Perspective view when being the base station 10 from downside.In addition, Fig. 5 is solid when remain the bracket 35 of light source 20 from upside
Figure, Fig. 6 is perspective view when remain the bracket 35 of light source 20 from downside.
As shown in figure 4, being provided with corresponding with the upside shape of bracket 35 of light source 20 is kept on the interarea 18 of base station 10
Sag and swell 19 and screw hole 5.In addition, as shown in fig. 6, light source 20 has substrate 21 and illumination region 22.Substrate 21, which has, to be overlooked
Generally square shape, illumination region 22 have disk-shaped shape.Illumination region 22 is provided in the lower surface (installation of substrate 21
Face) substantial middle.Light source 20 is for example constructed with COB (Chip On Board: chip on board), and illumination region 22 includes installation
Multiple LED (light emitting diode: light emitting diode) on the base plate (21 and by the sealing part of multiple LED sealing
Part.
Substrate 21 is constituted such as by ceramic substrate, resin substrate or metallic substrates substrate.Although not being described in detail, in base
The metal line of a pair of electrodes terminal and predetermined pattern is formed on plate 21.A pair of electrodes terminal in order to from outside receive be used to make
The luminous direct current power of LED and be arranged.In addition, the metal line of predetermined pattern is arranged in order to which LED is electrically connected to each other.
LED is an example of light-emitting component.LED is for example made of the bare chip for issuing monochromatic visible light, if by being led to
Blue LED die that is electric then issuing blue light is constituted.Multiple LED are for example on the base plate (21 with rectangular configuration.In addition, LED
1 can be only installed on substrate.Sealing component is for example made of translucent resin, contains fluorophor.Fluorophor is played to next
The effect of wavelength conversion is carried out from the light of LED.Sealing component for example contains fluorescence by being dispersed in fluorophor particle in silicone resin
Body resin is constituted.In the case where light source 20 projects white light, LED is the blue LED die of lumiere blue light, fluorophor particle
Such as it is made of the yellow fluorophor of YAG class.Sealing component for example can also be by whole LED sealing together, can also will be more
A LED is arranged according to each with linear sealing, can also be by each LED individually sealing one by one.
As shown in fig. 6, bracket 35 has substrate support portion 36 Chong Die with substrate 21 when from Z-direction, substrate is held
Socket part 36 is located at the downside of substrate 21.The lower surface of substrate 21 is supported by the upper surface in substrate support portion 36.As shown in figure 5, branch
Frame 35 includes the recess portion of the opening 37 with shape corresponding with the upper surface shape of substrate 21.By the receiving of light source 20 into recess portion
Until the lower surface of substrate 21 is contacted with substrate support portion 36, then, by substrate anti-out parts (for preventing the disengaging of substrate
Component) 38 upsides for being configured to substrate 21 in a manner of Chong Die with substrate 21 when part of it is from Z-direction.Then, will
Multiple bolts 8 are screwed into from the lower side of bracket 35 to the screw hole 5 of bracket 35, substrate anti-out parts 38 and base station 10.Pass through the spiral shell
Bolt 8 is screwed into, and the bracket 35 that remain the state of light source 20 is installed on the interarea 18 of base station 10.
When Fig. 7 is the component being made of from upside inside cartridge unit 30, lens Anti-fall component 40 and lens 50
Perspective view, perspective view when Fig. 8 is the component from downside.As shown in fig. 7, lens 50 have cylinder hole with the end in upside
53, cylinder hole 53 has and has the opening 55 at generally circular edge in upside.The diameter of the opening 55 is than disk-shaped illumination region
The diameter of 22 (referring to Fig. 6) is big.If inside cartridge unit 30, lens Anti-fall component 40 and lens 50 are respectively installed to base station
10 inner circumferential side, then lighting device 1 is completed.In the state of completing the assembling of lighting device 1, illumination region 22 is received
Hold in cylinder hole 53, opening 55 is blocked by the lower surface of the substrate 21 of light source 20.As a result, the light projected from illumination region 22 is not
It can leak and the incidence into lens 50.
The inner peripheral surface of the cylinder hole 53 of lens 50 and bottom surface constitute the light in part that the light from light source 20 enters light.In detail
It says, as shown in figure 8, lens 50 are the Fresnel Lenses with jagged section.Lens 50, which have, is divided into concentric circles
Multiple regions construction, thickness is smaller than common lens.The downside of lens 50, which will be constituted, to be projected and have passed through from light source 20
The light-projecting portion of the light light projector of lens 50.The annular rim portion composition 52 (reference of annular support portion located on the outer side in light-projecting portion
Fig. 2).Referring again to Fig. 3, base station 10 constitutes shell.In addition, lens 50 are locked and are fixed to base station 10.In detail, as schemed
Shown in 3, base station 10 has an endless groove 7 of an example as fastener, the only lateral direction the R inside opening in the direction R of endless groove 7.
Fig. 9 is the internal diameter φ of the outer diameter φ a and endless groove 7 for the annular support portion 52 that illustrates the lens 50 of independent state
The part constructed profile of the comparison of the size of d etc..As shown in figure 9, lens 50 are with the lens 50 in the presence of independent state
Annular support portion 52 inner circumferential face of the outer diameter φ a than being not provided with endless groove 7 on base station 10 internal diameter φ b it is big, compare base
The outer diameter φ c of the outer peripheral surface of platform 10 is small.In turn, ring-type of the internal diameter φ d of the bottom 9 of endless groove 7 than the lens 50 of independent state
The outer diameter φ a of supporting part 52 is small.
Lens 50 are made of the transparent silicone resin (silicon rubber) with translucency.Lens 50 are in wavelength 550nm, wall thickness
Light penetration when 1mm is 85% or more, preferably 90% or more, but it is not limited to this.In addition, hard when setting Shore (A)
Degree is by the K6253 (2012) and JIS of JIS (Japanese Industrial Standards: Japanese Industrial Standards)
When hardness as defined in K7215 (1986), lens 50 are made of the rubber elastomer that Shore (A) hardness is 50~90.As a result, lens
50 have elasticity, different from the hard lens of the hard lens of propylene or polycarbonate and can deform.
Lens 50 are upward from the downside of base station 10 in the state that the outer diameter for being compressed so that annular support portion 52 becomes smaller
Side insertion, is pressed into the inner peripheral surface of base station 10.The indentation is executed, until annular support portion 52 is embedded into endless groove 7.Due to saturating
Mirror 50 has elasticity, so lens 50 will not be damaged because of the indentation.In addition, as described above, the bottom 9 of endless groove 7 it is interior
Diameter is smaller than the outer diameter in the annular support portion 52 of the lens 50 of independent state.As a result, being embedded in endless groove 7 in annular support portion 52
In the state of, front end on the outside of the direction R in annular support portion 52 by pressing against on the inside of the direction R on the bottom 9 of endless groove 7 and
It is compressed.By the compression, prevent from that gap occurs between annular support portion 52 and the bottom of endless groove 79, it will be by lens 50
The space that the inner peripheral surface of outer circumferential surface section 51 and base station 10 surrounds is relative to Exterior capsule.
Lens 50 are installed to the inner circumferential side of base station 10 and engaging in annular support portion 52 in endless groove 7.Will be saturating
After mirror 50 is fixed on base station 10, lens Anti-fall component 40 is installed to the downside of the lens 50 of base station 10.When from Z-direction
When observation, lens Anti-fall component 40 has the part Chong Die with lens 50.With this configuration, even if lens 50 are because of certain problem
And fall, the lens fallen 50 can also be accepted by lens Anti-fall component 40.In this way, anti-with dual anti-falling mechanism
Only lens 50 are fallen, and to be expected in safety perfectly safe.Alternatively, it is also possible to omit lens Anti-fall component 40, in this feelings
Under condition, part number of packages can be omitted, can reduce manufacturing cost.In addition, if the inner peripheral surface of lens Anti-fall component 40 is used
Grey or black colorant are then able to suppress the reflection of the light on the inner peripheral surface, be able to suppress people from downside watch lighting device 1 when
Dazzle, be preferred.
More than, lighting device 1 has the base station 10 of the shell including the inner peripheral surface with endless groove (fastener) 7 and matches
Set the light source 20 of the LED (light-emitting component) in shell and with substrate 21 and installation on the base plate (21.In addition, lighting device 1
Having, there is the light from light source 20 to enter the light in part of light and the lens 50 by the light-projecting portion of light light projector.In addition, light-projecting portion exists
Peripheral side includes that the annular support portion 52 in endless groove 7 is protruded outward and engaged to the side R.In addition, annular support portion 52
Outer diameter is bigger than the internal diameter of the inner peripheral surface of base station 10, and smaller than the outer diameter of the outer peripheral surface of base station 10.
According to above structure, due to lens 50 annular support portion 52 outer diameter φ a than base station 10 inner peripheral surface internal diameter
φ b is big, so lens 50 can be separately secured to the inner circumferential side of base station 10.As a result, there is no need for by lens 50 to base station
10 fixed lens fixation members.In addition, as described above, the lens Anti-fall component 40 that can also will prevent lens 50 from falling
It omits.Thereby, it is possible to reduce the part number of packages of lighting device, the manufacturing cost of lighting device 1 can be cut down.
In turn, since the outer diameter φ a in the annular support portion 52 of lens 50 is bigger than the internal diameter φ b of the inner peripheral surface of base station 10, institute
To be not susceptible to gap between the annular support portion 52 of lens 50 and the inner peripheral surface of base station 10.Thus, dust or insect are difficult to
Invade in the space surrounded by the outer circumferential surface section 51 of lens 50 and the inner peripheral surface of base station 10, lighting device 1 when lighting
It is not easily generated by dust or insect bring shadow on shadow surface.Thereby, it is possible to inhibit illumination performance due to its shadow to decline, clearly
Clean sense also becomes good.
In addition, lens 50 can also be made of the rubber elastomer that Shore (A) hardness is 50~90.
According to above structure, lens 50 are easy flexible deformation.It is easy to make lens 50 to be pressed into as a result, can be easy and reliably
Lens 50 are installed on base station 10 by ground.
In addition, fastener is also possible to the endless groove 7 being arranged on the inner peripheral surface of base station 10 throughout complete cycle.
According to above structure, can be annular support portion 52 is simple, cheap and it be securely held to base station 10.In addition, energy
Enough Z-direction positions that the Z-direction position in annular support portion 52 is precisely oriented to endless groove 7.It in turn, can be in endless groove 7
Complicated circuit configurations (maze configuration) are formed between annular support portion 52.It, can be effective as a result, by the complexity circuit configurations
Ground inhibits intrusion of the insect into lighting device 1.
In addition, the internal diameter of the bottom 9 of endless groove 7 can also be than the outer diameter in the annular support portion 52 of the lens 50 of independent state
It is small.
According to above structure, annular support portion 52 passes through the bottom 9 that is interference fitted under compressed state with endless groove 7
Contact.Thus, it is possible to prevent that gap, energy occurs between the front end in annular support portion 52 and the inner peripheral surface of shell (base station) 10
Enough prevent insect or dust to the intrusion of the inside of lighting device 1.Thereby, it is possible to substantially prevent or prevent through dust or insect
Intrusion and there is a phenomenon where shadow on shadow surface, clean feel can also become good.
In addition, being remembered the present invention is not limited to above embodiment and its variation in following claims
Various modifications or changes are able to carry out in the item of load and its range of equivalence.
For example, in the above-described embodiment, the fastener to the inner circumferential side that shell is arranged in is endless groove 7, annular support
The front end in portion 52 is illustrated in the bottom of endless groove 79 to the case where direction R inboard compression.It however, it can be and set
Set the fastener in the inner circumferential side of shell be endless groove, the annular support portion being housed in endless groove front end relative to ring-type
The bottom of the slot opposed structure of interval in the directionr.Alternatively, the fastener that the inner circumferential side of shell is arranged in is also possible to energy
It is enough by annular support portion with the non-annularity of its (the substantially orthogonal direction with Z-direction) widened state support in a generally horizontal direction
Slot.Alternatively, be also possible to can be by cricoid protruding portion or annular support portion with it for the fastener that the inner circumferential side of shell is arranged in
The protruding portion of (the substantially orthogonal direction with Z-direction) widened state support in a generally horizontal direction.Also, it is also possible to make ring
Shape supporting part flexible deformation is moved over the protruding portion of cricoid protruding portion or non-annularity and from the upward side in downside, and will
Structure of the lower surface mounting (locking) in annular support portion to the upper surface of cricoid protruding portion or the protruding portion of non-annularity.
In addition, being 50~90 by Shore (A) hardness to lens 50 and there is the silicone elastomer of translucency to constitute
Situation is illustrated.But lens can also be 50 or less and the silicon rubber elastic with translucency by Shore (A) hardness
Body is constituted, and can also be 90 or more by Shore (A) hardness and there is the silicone elastomer of translucency to constitute.Alternatively, lens
It can also be made of the rubber elastomer with translucency other than silicone elastomer, in the case, lens are preferably
Rubber elastomer other than being 50~90 and the silicone elastomer with translucency by Shore (A) hardness is constituted.
In addition, the case where optical component is lens 50, is illustrated.But optical component is also possible to not have thoroughly
The translucent cover etc. of mirror function.In addition, the case where lighting device 1 is baried type lamp, is illustrated.But lighting device
It can be and hang form in orbit or hang the form on ceiling.In short, as long as lighting device has including having
The shell of the inner peripheral surface of fastener, configuration in shell and there is substrate and the light source of the light-emitting component that is installed on substrate, with
And enter the light in part of light with the light from light source and by the optical component of the light-projecting portion of light light projector, light-projecting portion includes in peripheral side
Inner peripheral surface to the outer diameter in the outside in diameter direction is prominent and engaged part engages annular support portion, annular support portion than shell
Internal diameter is big and the structure smaller than the outer diameter of the outer peripheral surface of shell, is that the lighting device of what kind of form is ok.
Label declaration
1 lighting device；7 endless grooves；The bottom of 9 endless grooves；10 base stations (a part of shell)；20 light sources；21 substrates；50
Lens (optical component)；52 annular support portions；The outer diameter in the annular support portion of the lens of the independent state of φ a；The inner circumferential of φ b base station
The internal diameter in face；The outer diameter of the outer peripheral surface of φ c base station.
Claims (4)
1. a kind of lighting device, which is characterized in that
Have:
Shell, including the inner peripheral surface with fastener；
Light source configures in above-mentioned shell, has substrate and is installed on the light-emitting component of aforesaid substrate；And
Optical component has and enters the light in part of light for the light from above-mentioned light source and by the light-projecting portion of above-mentioned smooth light projector；
Above-mentioned light-projecting portion includes annular support portion that is prominent to the outside in diameter direction and being engaged by above-mentioned fastener in peripheral side；
The outer diameter in above-mentioned annular support portion is bigger than the internal diameter of the above-mentioned inner peripheral surface of above-mentioned shell, and outer than above-mentioned shell outer peripheral surface
Diameter is small.
2. lighting device as described in claim 1, which is characterized in that
Above-mentioned optical component is made of the rubber elastomer that Shore (A) hardness is 50~90.
3. lighting device as claimed in claim 1 or 2, which is characterized in that
Above-mentioned fastener is on above-mentioned inner peripheral surface throughout the endless groove of complete cycle setting.
4. lighting device as claimed in claim 3, which is characterized in that
The internal diameter of the bottom of above-mentioned endless groove is smaller than the outer diameter in the above-mentioned annular support portion of the above-mentioned optical component of independent state.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018027183A JP6975940B2 (en) | 2018-02-19 | 2018-02-19 | Lighting equipment |
| JP2018-027183 | 2018-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110173638A true CN110173638A (en) | 2019-08-27 |
Family
ID=67688972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910098434.2A Pending CN110173638A (en) | 2018-02-19 | 2019-01-31 | Lighting device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6975940B2 (en) |
| CN (1) | CN110173638A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110710755A (en) * | 2019-09-06 | 2020-01-21 | 浙江大学 | Tibetan dancing shoes with projection function |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101285889B1 (en) * | 2010-06-23 | 2013-07-11 | 엘지전자 주식회사 | LED Lighting Device |
| JP2015002032A (en) * | 2013-06-14 | 2015-01-05 | 株式会社朝日ラバー | Translucent waterproof cover lens |
| JP6601722B2 (en) * | 2015-09-02 | 2019-11-06 | パナソニックＩｐマネジメント株式会社 | lighting equipment |
| JP6704116B2 (en) * | 2016-04-22 | 2020-06-03 | パナソニックＩｐマネジメント株式会社 | lighting equipment |
-
2018
- 2018-02-19 JP JP2018027183A patent/JP6975940B2/en active Active
-
2019
- 2019-01-31 CN CN201910098434.2A patent/CN110173638A/en active Pending
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|---|---|---|---|---|
| CN110710755A (en) * | 2019-09-06 | 2020-01-21 | 浙江大学 | Tibetan dancing shoes with projection function |
| CN110710755B (en) * | 2019-09-06 | 2021-11-19 | 浙江大学 | Dancing shoes with projection function |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6975940B2 (en) | 2021-12-01 |
| JP2019145279A (en) | 2019-08-29 |
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Application publication date: 20190827 |