CN207146287U - A kind of microlens array and desk lamp for desk lamp - Google Patents
A kind of microlens array and desk lamp for desk lamp Download PDFInfo
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- CN207146287U CN207146287U CN201721236092.9U CN201721236092U CN207146287U CN 207146287 U CN207146287 U CN 207146287U CN 201721236092 U CN201721236092 U CN 201721236092U CN 207146287 U CN207146287 U CN 207146287U
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- microlens array
- exiting surface
- incidence surface
- lamp shade
- desk lamp
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Abstract
The utility model discloses a kind of microlens array and desk lamp for desk lamp, lamp holder need not be tilted, the light that can send the light source of desk lamp is incident upon read-write region after deviation, the requirement of the illumination that is content with very little and light-proofness, wherein, the microlens array includes multiple lens being arranged in array, the lens include incidence surface and exiting surface, the incidence surface and the exiting surface are hyperboloid, the position of the incidence surface and the exiting surface is mutually offset so that deviation occurs at the exiting surface for light.
Description
Technical field
It the utility model is related to optical technical field, more particularly to a kind of microlens array and desk lamp for desk lamp.
Background technology
In daily life, desk lamp is commonly used furniture, even more user's study, the essential product read.Prior art
Middle desk lamp, is generally possible to centered on the optical axis of light source, and the projected area for the shape that is centrosymmetric is formed around optical axis, if uncommon
The read-write region for being formed and deviateing Desk lamp feet is hoped, and meets illumination requirement, then needs to change holder angle, tilts lamp holder.But
It is to be obliquely installed lamp holder source, easily makes reflector inwall and the light source leakage of desk lamp, easily cause dazzle, and is difficult to meet platform
The light-proofness requirement of lamp.
Utility model content
To solve the above problems, the utility model embodiment provides a kind of microlens array and desk lamp for desk lamp, nothing
Lamp holder need to be tilted, you can the light for sending light source is incident upon read-write region after deviation, the illumination that is content with very little and light-proofness
It is required that.
To achieve the above object, the utility model provides a kind of microlens array for desk lamp, including multiple is in battle array
The lens of arrangement are arranged, the lens include incidence surface and exiting surface, and the incidence surface and the exiting surface are hyperboloid, institute
The position for stating incidence surface and the exiting surface is mutually offset so that deviation occurs at the exiting surface for light.
Further, the incidence surface is in oval, and the exiting surface is in oval；And the position of the major part of the exiting surface
Put the position of the microcephaly corresponding to the incidence surface, the position correspondence of the microcephaly of the exiting surface is in the major part of the incidence surface
Position.
Further, the ovate incidence surface includes long side and short side, and the long side of the incidence surface is more than described
Incidence surface short side；The ovate exiting surface includes long side and short side, and the long side of the exiting surface is less than the exiting surface
Short side.Further, the matrix of the carrying microlens array, described matrix and the lens of the microlens array are included
Material it is identical.
Further, described matrix includes front and back, and the exiting surface is on the front, the incidence surface
On the back side, wherein, concave station is provided with the incidence surface on the back side, the concave station is used for and luminescence component
Connection, wherein, the luminescence component includes light source.
Further, the concave station includes bottom and oral area, and the area of the oral area is more than the area of the bottom.
Further, the exiting surface of the lens is provided with solarization line, and/or, the back side of described matrix is provided with solarization line.
Further, the back side of described matrix is provided with locating dowel, and the locating dowel is used to realize to be positioned with luminescence component
Connection.
Further, maximum projection plane's size of the incidence surface is：Length 4-5 millimeters, width 3-4 millimeters；It is described go out
Maximum projection plane's size of smooth surface is：Length 6-7 millimeters, width 6-7 millimeters.
To achieve the above object, the utility model provides a kind of desk lamp, including base, arm and illumination module, its
Middle illumination module includes housing, microlens array and luminescence component as any one of above.
Further, the lampshade includes upper lamp shade and lower lamp shade, has appearance between the upper lamp shade and the lower lamp shade
Receive space, the microlens array and the luminescence component are fixed in the receiving space, and are provided with the lower lamp shade
Light-emitting window, the size of the light-emitting window and the profile of the microlens array match.
Further, in addition to optical element, the optical element close the light-emitting window.
Further, the both ends of the upper lamp shade are respectively arranged with chute, and the both ends of the lower lamp shade are fastened on institute respectively
In the chute for stating the both ends of upper lamp shade；Or, the both ends of the lower lamp shade are respectively arranged with chute, the both ends difference of the upper lamp shade
It is fastened in the chute at the both ends of the lower lamp shade.
Further, the upper edge of the optical element and the both ends of the light-emitting window are engaged by clamping.
Further, the luminescence component and the microlens array are supported and is stuck in the upper lamp shade and the optical element
Between, and the exiting surface of the microlens array is towards the optical element.
Above-mentioned at least one technical scheme that the utility model embodiment uses can reach following beneficial effect：Lenticule
In array, the incidence surface of lens and the position of exiting surface are mutually offset so that deviation occurs at exiting surface for light.So, light
The light that source is sent is after exit facet deviation, so that the hot spot of shadow surface is correspondingly offset, deviates the region that desk lamp projects
The underface of desk lamp holder, and then read-write region is formed, meet the requirement of illumination.This holder angle that varies without can be achieved
The light projector mode of deflection of light, light source will not be exposed, can effectively avoid dazzle, meet the requirement of desk lamp light-proofness.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms one of the present utility model
Point, schematic description and description of the present utility model is used to explain the utility model, does not form to of the present utility model
Improper restriction.In the accompanying drawings：
Fig. 1 is the front diagram of microlens array provided by the utility model；
Fig. 2 is the back side diagram of microlens array provided by the utility model；
Fig. 3 is the A-A faces sectional view in Fig. 1；
Fig. 4 is the B-B faces sectional view in Fig. 1；
Fig. 5 is the exiting surface diagram of the lens in Fig. 1；
Fig. 6 is the incidence surface and concave station diagram of the lens in Fig. 2；
Fig. 7 is propagation path schematic diagram of the light in lens；
Fig. 8 is another schematic diagram of propagation path of the light in lens；
Fig. 9 is the schematic diagram of desk lamp provided by the utility model；
Figure 10 is the explosive view of desk lamp in Fig. 9；
Figure 11 is another angle explosive view of desk lamp in Fig. 9；
Figure 12 is the illumination module section view of desk lamp in Fig. 9.
Embodiment
It is specific below in conjunction with the utility model to make the purpose of this utility model, technical scheme and advantage clearer
Technical solutions of the utility model are clearly and completely described for embodiment and corresponding accompanying drawing.Obviously, described embodiment
Only it is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, this area
The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to the utility model
The scope of protection.
As shown in Figure 1 to Figure 2, the utility model provides a kind of embodiment of microlens array 100, the microlens array
100 mainly include multiple lens 10 being arranged in array, and the matrix 20 of the carrying lens array, wherein, lens 10
Quantity can be 72, uniform arrangement be arranged in 3 rows 24, however, it is not limited to above quantity and arrangement.Matrix 20 with it is above-mentioned
The material of mirror 10 can with identical, if material is makrolon (abbreviation PC), and matrix 20 with lens 10 are overall can pass through note
Modeling is integrally formed or die casting is integrally formed.Said lens 10 and matrix 20 will be described in detail below.
Each lens 10 in above-mentioned microlens array 100 are can be seen that with reference to Fig. 3 to Fig. 6, may each comprise out
Smooth surface 11 and incidence surface 12, the exiting surface 11 and the incidence surface 12 are hyperboloid, the hyperboloid at this, can be two
The curve of mirror image distribution, the curved surface for rotating and forming around its symmetry axis, in addition, the symmetry axis of the formation exiting surface 11 of lens 10
Can be parallel with the position for the symmetry axis for forming incidence surface 12.
The position of above-mentioned incidence surface 12 and exiting surface 11 is mutually offset so that light occurs partially at the exiting surface 11
Folding, is shown in Fig. 7.The location bias that the place claims, can be the centre of form of incidence surface 12 and the centre of form of exiting surface 11, mentioned above
Displacement be present on the length direction of symmetry axis, so that the thickness of lens 10 is shown as, one is half of relatively thin, and another one side of something is thicker.
As can be seen from Figures 7 and 8, the light that light source 30 is sent, when by exiting surface 11, mainly to the right deviation,
Corresponding to the right part direction in Fig. 1；The light that light source 30 is sent, it is equal in the above-below direction shown in Fig. 1 when by exiting surface 11
Even deviation.When microlens array 100 is arranged on desk lamp, and then it is easy to deviation to form the read-write region for deviateing Desk lamp feet,
And meet illumination requirement.
In this embodiment, it is in oval that incidence surface 12, which can be, and it is in oval that exiting surface 11, which can also be, the place
The oval of title, the i.e. curved surface similar to eggshell, and there is major part, microcephaly and length and width.
In order to reach more preferable deflection of light effect, in the embodiment, the major part of the exiting surface 11 (exiting surface in Fig. 4
Right part) position correspondence in the position of microcephaly's (right part of incidence surface in Fig. 4) of the incidence surface 12, the exiting surface 11 it is small
The position correspondence of head (left part of exiting surface in Fig. 4) is in the position of the major part (left part of incidence surface in Fig. 4) of the incidence surface 12.
As shown in Figure 5 and Figure 6, in the embodiment, the incidence surface 12 is in long oval, and the exiting surface 11 is in flat oval
Shape.That is, according to the direction shown in Fig. 5, the length of the horizontal direction of exiting surface 11 is less than the width of vertical direction；According to Fig. 6 institutes
The direction shown, the length of the horizontal direction of incidence surface 12 are more than the width of vertical direction.Length and width mentioned above, i.e., etc.
It is same as the length and width of the incidence surface either maximum projection plane of exiting surface.Specifically, the length span of exiting surface 11
Can be in 6-7 millimeters, width span can be in 6-7 millimeters and more than the length of exiting surface 11；The length of incidence surface 12 takes
Being worth scope can be in 3-4 millimeter in 4-5 millimeters, width span.
In a kind of preferably embodiment, as shown in Figure 5 and Figure 6, maximum projection plane's size of the incidence surface 12 is：
4.45 millimeters of length, 3.73 millimeters of width；Maximum projection plane's size of the exiting surface 11 is：6.13 millimeters of length, width
6.33 millimeter.
Desk lamp on the market at present, the lens in its lens array, maximum projection plane's size of exiting surface are generally higher than 10 millis
Rice.And the lens 10 in the microlens array 100 that the present embodiment provides, because size is smaller, in the limited space of lamp holder,
I.e. on a matrix 20, more lens 10 can be accommodated, and then reduce the granular sensation of desk lamp holder, are finally sent more uniform
Light.
See you later Fig. 1 and Fig. 2, and in the embodiment, the matrix 20 of microlens array 100 has specifically included front and back, institute
Exiting surface 11 to be stated to be located on the front of described matrix 20, the incidence surface 12 is located on the back side, wherein, on the back side
Place is additionally provided with concave station 13 around the incidence surface 12, the concave station 13 can be substantially be in rectangular-shape groove, for
Luminescence component is connected.Wherein, the luminescence component includes light source 30.The concave station 13 includes bottom and oral area, institute
State oral area area be more than the bottom area, it is shown in Figure 4, i.e., the upper end on the side of the vertical direction of concave station 13 slightly towards
Its center tilts, and then the convenient assembling realized with luminescence component.
The back side that described matrix 20 is can be seen that from Fig. 2 and Fig. 5 is additionally provided with four locating dowels 22, the locating dowel 22
It is located by connecting for realizing with luminescence component, is easy to implement above-mentioned concave station 13 and is accurately positioned with the light source 30 on luminescence component.This
Outside, multiple raised Access Divisions 21 are additionally provided with the surrounding of matrix 20, are easy to implement and connect with other electrical parts such as luminescence components
Connect.
In addition, in other examples, can also be set on the exiting surface 11 of lens 10 and shine line, and/or, described
The back side (bottom for including concave station 13 as shown in Figure 6) of matrix 20, which is set, shines line.Shining line can compensate to photochromic, if
Lens 10 in the microlens array 100 that the embodiment provides, matching have the light source of multiple color temperatures, shine line by above-mentioned setting
Processing, can make it that the effect of the mixed light colour mixture of microlens array 100 is more preferable.
The microlens array 100 provided by the embodiment of the present application, when applying when on desk lamp, due to microlens array
In, the incidence surface of lens and the position of exiting surface are mutually offset so that deviation occurs at exiting surface for light.So, light source is sent out
The light gone out is after exit facet deviation, so that the hot spot of shadow surface is correspondingly offset, the region that desk lamp projects is deviateed desk lamp
The underface of lamp holder, and then read-write region is formed, meet the requirement of illumination.Light can be achieved in this holder angle that varies without
The light projector mode of deviation, light source will not be exposed, can effectively avoid dazzle, meet the requirement of desk lamp light-proofness.
Corresponding with the microlens array that above-described embodiment provides, the utility model also provides a kind of desk lamp embodiment, such as
Shown in Fig. 9 to 12, the desk lamp mainly includes base, arm and illumination module.Base plays the fixed work for supporting whole desk lamp
With.Arm can surround it and the junction of base rotates, meanwhile, illumination module can also surround it and the junction of arm is revolved
Turn, by the setting of the point of rotation at above-mentioned two, user according to demand, can adjust the height of illumination module.Below will be to above-mentioned
Illumination module describes in detail.
Illumination module, which is can be seen that, from Figure 10 and Figure 12 mainly includes microlens array 100, upper lamp shade 200, luminous group
Part 300, optical element 400, lower lamp shade 500 and fixture 600.
There is receiving space between above-mentioned upper lamp shade 200 and lower lamp shade 500, microlens array 100 and luminescence component 300 are fixed
In in the receiving space, and light-emitting window is provided with lower lamp shade 500, the size of the light-emitting window and the profile of microlens array 100
Match, can be specifically that the area of light-emitting window is equal to the area of microlens array 100.
It can be recognized from fig. 12 that the both ends of upper lamp shade 200 are respectively arranged with chute, the both ends of lower lamp shade 500 are slided respectively
It is fastened in the chute at the both ends, however, it is not used to limit the application.Optical element 400 is box-like in upper end open
Body, and the upper edge of optical element 400 is connected in above-mentioned light-emitting window.It is convex that the inner face of upper lamp shade 200 is additionally provided with two L-types
Rise, by L-type projection and the upper edge of optical element 400, luminescence component 300 and microlens array 100 are supported and are stuck in
Between lampshade 200 and optical element 400, and the exiting surface of microlens array 500 is towards the direction of optical element 400.For increase
The connectivity robustness of said elements, screw can also be utilized to pass through the through hole at the both ends of luminescence component 300, and on lower lamp shade 500
Screwed hole connects, further microlens array 100 and optical element 400 are supported be stuck in luminescence component 300 and lower lamp shade 500 it
Between.
In addition, the tip position in upper lamp shade 200 is also equipped with fixture 600, fixture 600 is provided with into lampshade
Extension in 200, and the main part being exposed to outside 200, can further function as beautification function.
Above-mentioned optical element 400 plays a part of protecting microlens array 100 and luminescence component 300, it is, of course, also possible to
It is by through the light of optical module 400 to preset direction deviation.Optical element 400 can be lens, and light is carried out again
Distribution；It can also be the mask for playing even light action.
The desk lamp provided by the present embodiment, due in microlens array, the incidence surface of lens and the position phase of exiting surface
Mutually biasing so that deviation occurs at exiting surface for light.So, the light that luminescence component is sent after exit facet deviation, so as to
The hot spot of shadow surface is set correspondingly to offset, the underface of desk lamp holder is deviateed in the region for projecting desk lamp, and then forms writable area
Domain, meet the requirement of illumination.This light projector mode for varying without holder angle and deflection of light can be achieved, light source will not be outer
Dew, can effectively avoid dazzle, meet the requirement of desk lamp light-proofness.
Embodiment of the present utility model is these are only, is not limited to the utility model.For art technology
For personnel, the utility model can have various modifications and variations.It is all to be made within spirit of the present utility model and principle
Any modification, equivalent substitution and improvements etc., it should be included within right of the present utility model.
Claims (15)
- A kind of 1. microlens array for desk lamp, it is characterised in that including multiple lens being arranged in array, the lens bag Incidence surface and exiting surface are included, the incidence surface and the exiting surface are hyperboloid, the incidence surface and the exiting surface Position is mutually offset so that deviation occurs at the exiting surface for light.
- 2. microlens array according to claim 1, it is characterised in that the incidence surface is in oval, the exiting surface In oval；And the position correspondence of the major part of the exiting surface is in the position of the microcephaly of the incidence surface, the exiting surface it is small The position correspondence of head is in the position of the major part of the incidence surface.
- 3. microlens array according to claim 2, it is characterised in that the ovate incidence surface include long side and Short side, the long side of the incidence surface are more than the incidence surface short side；The ovate exiting surface includes long side and short side, institute The long side for stating exiting surface is less than the short side of the exiting surface.
- 4. according to the microlens array described in any one of claims 1 to 3, it is characterised in that also include carrying the lenticule The matrix of array, described matrix are identical with the material of the lens of the microlens array.
- 5. microlens array according to claim 4, it is characterised in that described matrix includes front and back, described On the front, the incidence surface is located on the back side exiting surface, wherein, set on the back side at the incidence surface Concave station is equipped with, the concave station is used to be connected with luminescence component, wherein, the luminescence component includes light source.
- 6. microlens array according to claim 5, it is characterised in that the concave station includes bottom and oral area, described The area of oral area is more than the area of the bottom.
- 7. microlens array according to claim 5, it is characterised in that the exiting surface of the lens is provided with solarization line, and/ Or, the back side of described matrix is provided with solarization line.
- 8. microlens array according to claim 6, it is characterised in that the back side of described matrix is provided with locating dowel, institute State locating dowel be used for realize be located by connecting with luminescence component.
- 9. microlens array according to claim 2, it is characterised in that maximum projection plane's size of the incidence surface is： Length 4-5 millimeters, width 3-4 millimeters；Maximum projection plane's size of the exiting surface is：Length 6-7 millimeters, width 6-7 millimeters.
- 10. a kind of desk lamp, it is characterised in that including base, arm and illumination module, wherein illumination module include lampshade, such as Microlens array and luminescence component described in any one of claim 1 to 9.
- 11. desk lamp according to claim 10, it is characterised in that the lampshade includes upper lamp shade and lower lamp shade, described There is receiving space between upper lamp shade and the lower lamp shade, it is empty that the microlens array and the luminescence component are fixed on the receiving In, and light-emitting window is provided with the lower lamp shade, the size of the light-emitting window and the profile of the microlens array match.
- 12. desk lamp according to claim 11, it is characterised in that also close institute including optical element, the optical element State light-emitting window.
- 13. desk lamp according to claim 12, it is characterised in that the both ends of the upper lamp shade are respectively arranged with chute, institute In the chute at the both ends that the both ends for stating lower lamp shade are fastened on the upper lamp shade respectively；Or, the both ends of the lower lamp shade are set respectively There is chute, the both ends of the upper lamp shade are fastened in the chute at the both ends of lower lamp shade respectively.
- 14. desk lamp according to claim 13, it is characterised in that the upper edge of the optical element and the light-emitting window Both ends are engaged by clamping.
- 15. desk lamp according to claim 14, it is characterised in that the luminescence component and the microlens array are supported and be stuck in Between the upper lamp shade and the optical element, and the exiting surface of the microlens array is towards the optical element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721236092.9U CN207146287U (en) | 2017-09-25 | 2017-09-25 | A kind of microlens array and desk lamp for desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721236092.9U CN207146287U (en) | 2017-09-25 | 2017-09-25 | A kind of microlens array and desk lamp for desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207146287U true CN207146287U (en) | 2018-03-27 |
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ID=61668455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721236092.9U Active CN207146287U (en) | 2017-09-25 | 2017-09-25 | A kind of microlens array and desk lamp for desk lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN207146287U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113777680A (en) * | 2021-09-10 | 2021-12-10 | 浙江水晶光电科技股份有限公司 | Optical diffusion piece and light emission module |
| CN114992544A (en) * | 2022-06-22 | 2022-09-02 | 公牛集团股份有限公司 | Lamp holder assembly and lamp with same |
-
2017
- 2017-09-25 CN CN201721236092.9U patent/CN207146287U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113777680A (en) * | 2021-09-10 | 2021-12-10 | 浙江水晶光电科技股份有限公司 | Optical diffusion piece and light emission module |
| CN114992544A (en) * | 2022-06-22 | 2022-09-02 | 公牛集团股份有限公司 | Lamp holder assembly and lamp with same |
| CN114992544B (en) * | 2022-06-22 | 2024-04-30 | 公牛集团股份有限公司 | Lamp holder assembly and lamp with same |
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