CN110529827A - A kind of lamp plate and its application - Google Patents
A kind of lamp plate and its application Download PDFInfo
- Publication number
- CN110529827A CN110529827A CN201910896502.XA CN201910896502A CN110529827A CN 110529827 A CN110529827 A CN 110529827A CN 201910896502 A CN201910896502 A CN 201910896502A CN 110529827 A CN110529827 A CN 110529827A
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- Prior art keywords
- light
- base
- lamp plate
- recessed
- packet
- Prior art date
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- 239000000463 material Substances 0.000 claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 21
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 23
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000001746 injection moulding Methods 0.000 claims description 8
- 238000004378 air conditioning Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000002834 transmittance Methods 0.000 abstract description 13
- 239000010410 layer Substances 0.000 description 25
- 241001465382 Physalis alkekengi Species 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- 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
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0044—Household appliances, e.g. washing machines or vacuum cleaners
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/043—Optical design with cylindrical surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/30—Lighting for domestic or personal use
-
- 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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/02—Details or features not otherwise provided for combined with lighting fixtures
Abstract
The present invention provides a kind of lamp plate and its application, comprising: base is provided with the emitting cavity for mounted LED lamp, and base is made of the first translucent material, and has the light-blocking face being oppositely arranged and light-emitting surface；Several recessed packets, on light-blocking face and to base's inner recess, recessed packet is uniformly distributed in base, the optical waveguide layer made of the second translucent material is equipped in recessed packet, the light movement launched by emitting cavity is wrapped and is reflected to recessed, the light transmittance of the light transmittance of the second translucent material less than the first translucent material.It is dissipated around by the light that LED light issues, the light-blocking face of directive, light-emitting surface and recessed packet is distinguished in emitting cavity.Light reflects between recessed packet, and issues eventually by light-emitting surface.When regarding LED light as point light source, the light that recessed packet exhales point light source with the cooperation of light-blocking face is finally uniformly issued from light-emitting surface by multiple reflections, diffusing reflection, makes light-emitting surface that uniform luminance be presented.
Description
Technical field
The present invention relates to illuminators, and in particular to a kind of lamp plate and its application.
Background technique
Lamps and lanterns are common illuminations, as the improvement of people's living standards, lamps and lanterns are applied not only to illuminate, it is more to be used to
Decoration.On many living electric apparatus, household or exhibition booths, it is designed with various lamps and lanterns.
LED light is instantly using a kind of more frequent light source.When needing large-area planar light, the prior art is usual
Lamp plate is set, multiple LED light are uniformly arranged on lamp plate, so that entire lamp plate be made to shine.
But light area is bigger, the quantity of the LED light needed is more.And LED light is as light source, is to have LED lamp
Light is scattered around, therefore the brightness of wick position is significantly larger compared with the brightness of lamp plate other positions.Also, each LED light is equal
It needs to connect circuit, therefore considers the needs of heat dissipation and circuit control, the minimum range between adjacent LED lamp is limited, therefore phase
There can be the region lower than the brightness of wick position between adjacent two LED light.Therefore lamp plate in the prior art can generate apparent
Granular light defect, and it is uniformly arranged numerous LED light in the plane, considerably increase the cost of monolith lamp plate.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that overcoming the apparent graininess of LED lamp panel generation in the prior art
The defect of light, to provide a kind of lamp plate and its application.
A kind of lamp plate, comprising:
Base is provided with the emitting cavity for mounted LED lamp, and the base is made of the first translucent material, and has
There are the light-blocking face being oppositely arranged and light-emitting surface；
Several recessed packets, on the light-blocking face and to base's inner recess, the recessed packet is uniformly distributed in institute
It states in base, the optical waveguide layer made of the second translucent material, the light launched by the emitting cavity is equipped in the recessed packet
Line, which moves to, described recessed to be wrapped and reflects.
The light transmittance of second translucent material is less than the light transmittance of first translucent material
It is described recessed to include:
Lateral reflecting part, the transverse direction reflecting part are cylinder, and the optical waveguide layer is bonded the inner wall of the lateral reflecting part
Form cylindrical reflecting surface.
The recessed packet further include:
Dome, the dome are spherical surface, and the optical waveguide layer is bonded the spheric into the reflecting surface of spheric, the dome
Positioned at described recessed one end wrapped to base's extending direction.
The middle position in groundwork thickness direction described in the LED light face, extension of the recessed packet inside the base
Length is less than the half of the thickness of the base.
The emitting cavity includes:
Pedestal is equipped with the peace for installing the LED light at least one side of the base, in the pedestal
Loading board.
The thickness of the pedestal is not less than the thickness of the base.
The light-blocking face of the base is equipped with light blocking layer, and the light blocking layer is the reflectance coating or gear being fitted in the base
The transparent surface of light film, the base is equipped with photic zone, and the photic zone is the light-transmissive film being fitted in the base.
The LED light is located at least in the edge setting of the base bottom.
The recessed packet is integrated injection molding with the base.
A kind of air-conditioning, including lamp plate described in any of the above-described scheme, the lamp plate is set to the decoration of the air-conditioning outer surface
Qu Shang.
Technical solution of the present invention has the advantages that
1. lamp plate provided by the invention, comprising: base is provided with the emitting cavity for mounted LED lamp, the base
It is made of the first translucent material, and there is the light-blocking face being oppositely arranged and light-emitting surface；Several recessed packets are set on the light-blocking face
And to base's inner recess, the recessed packet is uniformly distributed in the base, is equipped in the recessed packet by the second light transmission material
Optical waveguide layer made of expecting, the light movement launched by the emitting cavity to it is described it is recessed wrap and reflect, described the
The light transmittance of two translucent materials is less than the light transmittance of first translucent material.
It is dissipated around by the light that LED light issues, the light-blocking face of directive, light-emitting surface and recessed packet is distinguished in emitting cavity.It penetrates
Be reflected to light-emitting surface and recessed packet to the light in the light-blocking face, the light of the recessed packet of directive by optical waveguide layer be reflected towards other recessed packets or
Light-emitting surface.Light reflects between recessed packet, and issues eventually by light-emitting surface.When regarding LED light as point light source, it is recessed packet with it is light-blocking
The face cooperation light that exhales point light source is finally uniformly issued from light-emitting surface by multiple reflections, diffusing reflection, makes the light-emitting surface be in
Now uniform luminance.
2. lamp plate provided by the invention, it is described it is recessed include: lateral reflecting part, the transverse direction reflecting part is cylinder, institute
It states optical waveguide layer and is bonded the inner wall of the lateral reflecting part and form cylindrical reflecting surface.
In light direct projection to the cylindrical side of lateral reflecting part, transversely reflect away.Make some light in emitting cavity
Recessed packet between roundtrip, to improve the luminous uniformity of entire base.
3. lamp plate provided by the invention, the recessed packet further include: dome, the dome are spherical surface, the optical waveguide layer fitting
For the spheric at the reflecting surface of spheric, the dome is located at described recessed one end wrapped to base's extending direction.
The spheric reflecting surface that dome structure is formed, makes the light being emitted on dome, along wider angle by light
It reflects away, further improves the uniformity that light is distributed in emitting cavity.
4. lamp plate provided by the invention, the middle position in groundwork thickness direction described in the LED light face, the recessed packet exists
Development length inside the base is less than the half of the thickness of the base.
When regarding LED light as point light source, point light source direct projection and go out light positioned at light-emitting surface and light-blocking face between, and in parallel
It is arranged in light-emitting surface.Therefore when the length that recessed packet extends in base is greater than or equal to the half of groundwork thickness, recessed packet will be kept off
Firmly most of light reduces the luminous brightness of lamp plate.This programme concave packet by reflection and overflows the light in the light-blocking face of directive anti-
It penetrates and is finally projected from light-emitting surface.
5. lamp plate provided by the invention, the emitting cavity includes: pedestal, at least one side of the base,
The mounting plate for installing the LED light is equipped in the pedestal.
Pedestal is located at the side of base, and chassis interior is mounting groove, and LED light is towards side corresponding to groundwork thickness.Peace
Loading board closing mounting groove is simultaneously mutually fixed by adhesive layer with base inner wall, is sealed mounting groove, is prevented steam from entering influence LED light
Work.
6. the light-blocking face of lamp plate provided by the invention, the base is equipped with light blocking layer, the light blocking layer is is fitted in
The reflectance coating or light-shielding film in base are stated, the transparent surface of the base is equipped with photic zone, and the photic zone is described to be fitted in
Light-transmissive film in base.
7. lamp plate provided by the invention, the LED light is located at least in the edge setting of the base bottom.
LED light is distributed in the edge of base bottom, compared with LED light of gathering on entire lamp plate in the prior art, this programme
In under the premise of identical light-emitting area, arrange that the quantity of LED light significantly reduces, hence it is evident that reduce required for luminescent screen shines
The quantity of LED light.And the available illumination effect to shine more evenly.
8. lamp plate provided by the invention, the recessed packet is integrated injection molding with the base.
It is nearly identical between the recessed packet of integrated injection molding, finished product can be controlled by the control to die size
Precision.The hot flow forming process of tradition is that salient point is arranged in circular drum outer surface, since diameter of cylinder is larger, therefore circularity and
Bump location is all it is difficult to ensure that arrive design requirement.It simultaneously in hot roll forming operation, is rolled with long slab, position when rolling
It sets and cut-in angle is inconsistent also results in that lamp plate is inconsistent in each region stress, the recessed packet depth of the hot roll forming of generation
It is in different size.To sum up, guide-lighting in the presence of lamp plate inner-concave packet will be caused due to the inconsistent recessed packet of the lamp plate of hot roll forming
Refraction and reflected light path thread are random, therefore the optical uniformity reflected is poor with respect to the lamp plate of integrated injection molding of the present invention.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the front view of lamp panel structure of the present invention；
Fig. 2 is the front view for indicating the light that LED light issues and reflecting between recessed packet；
Fig. 3 is the cross-sectional view for indicating base and understructure；
Fig. 4 is the side view for indicating the light that LED light issues and reflecting between recessed packet.
Description of symbols:
1, photic zone；2, light blocking layer；3, base；31, pedestal；4, recessed packet；41, lateral reflecting part；42, dome；5,LED
Lamp；51, mounting plate.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
The present embodiment provides a kind of lamp plates, as shown in Figure 1, Figure 3, comprising: base 3 is provided with for mounted LED lamp
5 emitting cavity, base 3 are made of the first translucent material, and have the light-blocking face being oppositely arranged and light-emitting surface；Several recessed packets 4,
On light-blocking face and to 3 inner recess of base, recessed packet 4 is uniformly distributed in base 3, is equipped in recessed packet 4 by the second light transmission material
Expect made of optical waveguide layer, the light movement launched by emitting cavity to it is recessed packet 4 on and reflect.In conjunction with Fig. 2 and Fig. 4,
The light issued by LED light 5 dissipates around, and the light-blocking face of directive, light-emitting surface and recessed packet 4 are distinguished in emitting cavity.Directive is light-blocking
The light in face is reflected to light-emitting surface and recessed packet 4, and the light of the recessed packet 4 of directive is reflected towards other recessed packets 4 or light-emitting surface by optical waveguide layer.
Light reflects between recessed packet 4, and issues eventually by light-emitting surface.When regarding LED light 5 as point light source, recessed packet 4 is matched with light-blocking face
The light for exhaling point light source is closed by multiple reflections, diffusing reflection, is finally uniformly issued from light-emitting surface, light-emitting surface is presented equal
Even luminance.
Wherein, in the present embodiment, the light transmittance of the light transmittance of the second translucent material less than the first translucent material.The present invention is recessed
Light transmittance of the light transmittance less than the first translucent material can be set in packet, translucent material can not also be additionally set, because of recessed packet
Inner surface surface roughness is very low, close to mirror effect, therefore light can be reflected and be reflected using mirror-reflection principle, thus
It realizes that light is diffused inside the first translucent material, realizes rectification region light.
The material of base 3 is not particularly limited, in the present embodiment, base 3 is made of PMMA material.As replaceable
Embodiment, base is made of PC or glass.
The structure of recessed packet 4 is not particularly limited, in the present embodiment, recessed packet 4 includes: lateral reflecting part 41, laterally anti-
Portion 41 is penetrated as cylinder, the inner wall that optical waveguide layer is bonded lateral reflecting part 41 forms cylindrical reflecting surface.Light direct projection is to laterally
On the cylindrical side of reflecting part 41, transversely reflect away.Make some light roundtrip between the recessed packet 4 in emitting cavity,
To improve the luminous uniformity of entire base 3.As interchangeable embodiment, recessed packet 4 can be regular prism.
The material of optical waveguide layer is not particularly limited, optical waveguide layer is made of acrylic in the present embodiment.It can in recessed packet
Optical waveguide layer of the light transmittance less than the first translucent material light transmittance is set, light is exactly reflected or is reflected by main function,
It acts on the light blocking layer with the back side, therefore can use same material；It can be not provided with optical waveguide layer in recessed packet simultaneously, because of recessed packet surface light
Sliding similar mirror surface, while air light transmittance is low compared with PMMA, therefore the light in the first photic zone can also be reflected on recessed packet surface
And refraction, realize plane domain light.
As another interchangeable embodiment, recessed packet 4 is dome 42, and dome 42 is spherical surface, and optical waveguide layer is bonded spherical surface
The reflecting surface of spheric is formed, dome 42 is located at recessed packet 4 to one end of 3 extending direction of base.The spherical surface that 42 structure of dome is formed
Shape reflecting surface makes the light being emitted on dome 42, reflects away light along wider angle, further improves light
The uniformity being distributed in emitting cavity.
As another interchangeable embodiment, the flat of light-emitting surface is parallel to as shown in figure 4, being equipped at the top of dome 42
Face.
As another interchangeable embodiment, as shown in figure 4, recessed packet 4 is the lateral reflecting part extended into base 3
41, and the dome 42 on lateral reflecting part 41, dome 42 is located at lateral reflecting part 41 and stretches to one end inside base 3.
The positional relationship of LED light 5 and recessed packet 4 is not particularly limited, in the present embodiment, as shown in Figure 3, Figure 4, LED
The middle position of 5 face base of lamp, 3 thickness direction, development length of the recessed packet 4 inside base 3 are less than the one of the thickness of base 3
Half.When regarding LED light 5 as point light source, point light source direct projection and the light that goes out and is parallel to hair between light-emitting surface and light-blocking face
Smooth surface setting.Therefore when the length that recessed packet 4 extends in base 3 is greater than or equal to the half of 3 thickness of base, recessed packet 4 will gear
Firmly most of light reduces the luminous brightness of lamp plate.This programme concave packet 4 by reflection and overflows the light in the light-blocking face of directive anti-
It penetrates and is finally projected from light-emitting surface.As interchangeable embodiment, the length that recessed packet 4 extends into base 3 is greater than or equal to base
The half of 3 thickness of layer.
The mounting structure of LED light 5 is not particularly limited, in the present embodiment, in conjunction with Fig. 3, Fig. 4, emitting cavity includes: bottom
Seat 31 is equipped with the mounting plate 51 for mounted LED lamp 5 at least one side of base 3, in pedestal 31.Pedestal 31
It is mounting groove inside pedestal 31, LED light 5 is towards side corresponding to 3 thickness of base in the side of base 3.Mounting plate 51 is closed
Mounting groove is simultaneously mutually fixed by adhesive layer with 31 inner wall of pedestal, and mounting groove is sealed, and preventing steam from entering influences the work of LED light 5.
As interchangeable embodiment, pedestal 31
Connection relationship between pedestal 31 and base 3 is not particularly limited, in the present embodiment, pedestal 31 and base 3
One, which is stayed, to be formed.As interchangeable embodiment, is pasted and connected by adhesive layer between pedestal 31 and base 3.As another
A kind of interchangeable embodiment, is bolted between pedestal 31 and base 3.
Wherein, the thickness of pedestal 31 is not less than the thickness of base 3.
The structure of base 3 is not particularly limited, as shown in Figure 3, Figure 4, in the present embodiment, on the light-blocking face of base 3
Equipped with light blocking layer 2, light blocking layer 2 is the reflectance coating or light-shielding film being fitted in base 3, and the transparent surface of base 3 is equipped with photic zone
1, photic zone 1 is the light-transmissive film being fitted in base 3.
The position that LED light 5 is arranged in base 3 is not particularly limited, and in the present embodiment, LED light 5 is located at least in base
The edge setting of 3 bottom of layer.LED light 5 is distributed in the edge of 3 bottom of base, with LED light of gathering on entire lamp plate in the prior art
5 compare, and in this programme under the premise of identical light-emitting area, the quantity of arrangement LED light 5 is significantly reduced, hence it is evident that reduces luminescent screen
The quantity of LED light 5 required for shining.And the available illumination effect to shine more evenly.
Recessed packet 4 and the connection relationship of base 3 are not particularly limited, in the present embodiment, recessed packet 4 is integrated with base 3
Injection molding.It is nearly identical between the recessed packet 4 of integrated injection molding, finished product can be controlled by the control to die size
Precision.The hot flow forming process of tradition is that salient point is arranged in circular drum outer surface, since diameter of cylinder is larger, therefore circularity
And bump location is all it is difficult to ensure that arrive design requirement.Simultaneously in hot roll forming operation, rolled with long slab, when rolling
Position and cut-in angle is inconsistent also results in that lamp plate is inconsistent in each region stress, the recessed packet 4 of the hot roll forming of generation
The depth is in different size.To sum up, since the inconsistent recessed packet 4 of the lamp plate of hot roll forming is in the presence of will cause lamp plate inner-concave packet
4 guide-lighting refractions and reflected light path thread are random, therefore the optical uniformity reflected is poor with respect to the lamp plate of integrated injection molding of the present invention.
The application of lamp plate is not particularly limited, in the present embodiment, lamp plate is for the light emitting region on air-conditioning.Wherein,
Air-conditioning includes the lamp plate in the present embodiment, and lamp plate is set on the ornamental area of air-conditioning outer surface.As interchangeable embodiment, originally
The lamp plate of embodiment can also be used in the luminous zone of other household electrical appliance.As another interchangeable embodiment, the present embodiment
Lamp plate can be used for the lamplight setting of exhibition booth.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of lamp plate characterized by comprising
Base (3) is provided with the emitting cavity for mounted LED lamp (5), and the base (3) is made of the first translucent material,
And there is the light-blocking face being oppositely arranged and light-emitting surface；
Several recessed packets (4) are set on the light-blocking face and to the base (3) inner recess, and the recessed packet (4) is uniformly distributed
In the base (3), it is equipped with the optical waveguide layer made of the second translucent material in the recessed packet (4), is sent out by the emitting cavity
On incoming light movement to the recessed packet (4) and reflect.
2. lamp plate according to claim 1, which is characterized in that the recessed packet (4) includes:
Lateral reflecting part (41), the transverse direction reflecting part (41) are cylinder, the optical waveguide layer fitting lateral reflecting part
(41) inner wall forms cylindrical reflecting surface.
3. lamp plate according to claim 1 or 2, which is characterized in that the recessed packet (4) further include:
Dome (42), the dome (42) are spherical surface, and the optical waveguide layer is bonded the spheric into the reflecting surface of spheric, described
Dome (42) is located at one end of described recessed packet (4) Xiang Suoshu base (3) extending direction.
4. according to right want 1 or 2 described in lamp plate, which is characterized in that base (3) thickness direction described in LED light (5) face
Middle position, the recessed packet (4) is less than the half of the thickness of the base (3) in the internal development length of the base (3).
5. lamp plate according to claim 1, which is characterized in that the emitting cavity includes:
Pedestal (31) is set at least one side of the base (3), is equipped in the pedestal (31) described for installing
The mounting plate (51) of LED light (5).
6. lamp plate according to claim 5, which is characterized in that the thickness of the pedestal (31) is not less than the base (3)
Thickness.
7. lamp plate described according to claim 1 or 2 or 5 or 6, which is characterized in that the light-blocking face of the base (3) is equipped with gear
Photosphere (2), the light blocking layer (2) are the reflectance coating or light-shielding film being fitted on the base (3), the light transmission of the base (3)
Face is equipped with photic zone (1), and the photic zone (1) is the light-transmissive film being fitted on the base (3).
8. lamp plate described according to claim 1 or 2 or 5 or 6, which is characterized in that the LED light (5) is located at least in the base
The edge setting of layer (3) bottom.
9. lamp plate described according to claim 1 or 2 or 5 or 6, which is characterized in that the recessed packet (4) is with the base (3)
Integrated injection molding.
10. a kind of air-conditioning, it is characterised in that: including any lamp plate of claim 1~9, the lamp plate is set to the sky
On the ornamental area for adjusting outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910896502.XA CN110529827A (en) | 2019-09-20 | 2019-09-20 | A kind of lamp plate and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910896502.XA CN110529827A (en) | 2019-09-20 | 2019-09-20 | A kind of lamp plate and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110529827A true CN110529827A (en) | 2019-12-03 |
Family
ID=68669596
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910896502.XA Pending CN110529827A (en) | 2019-09-20 | 2019-09-20 | A kind of lamp plate and its application |
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| CN (1) | CN110529827A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1172787A (en) * | 1997-08-29 | 1999-03-16 | Seiko Epson Corp | Illumination device, liquid crystal display device and electronic equipment |
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