CN208188535U - A kind of single lamp lens of arc concave shape - Google Patents
A kind of single lamp lens of arc concave shape Download PDFInfo
- Publication number
- CN208188535U CN208188535U CN201820383108.7U CN201820383108U CN208188535U CN 208188535 U CN208188535 U CN 208188535U CN 201820383108 U CN201820383108 U CN 201820383108U CN 208188535 U CN208188535 U CN 208188535U
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- CN
- China
- Prior art keywords
- arc
- round thread
- concave shape
- single lamp
- lens
- Prior art date
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Abstract
The utility model discloses a kind of single lamp lens of arc concave shape, including lens body, have incidence surface and light-emitting surface；The incidence surface or light-emitting surface of lens body have one group of concentric round thread, and circle corresponding to the lowest point of every concentric round thread coincides with same first arc-shaped curved surface, and concentric round thread constitutes inner cavity at one in lens body.Circle corresponding to the peak of every concentric round thread coincides with same second arc-shaped curved surface in concentric round thread.The radius of curvature of second arc-shaped curved surface is greater than radius corresponding to one screw thread of concentric round thread outmost turns.The concentric corresponding diameter of round thread is successively arranged at arithmetic progression.The stereovision of screw thread is improved using this utility model, improves center brightness of the light after lens, compact installation place is provided for light source.
Description
Technical field
The utility model relates to flash-o-lens, and in particular to a kind of single lamp lens of arc concave shape.
Background technique
With the appearance of camera, mobile phone flashlight is the useful device for promoting brightness, with sudden strain of a muscle as illuminating device of taking pictures
The matched flash-o-lens of light lamp can further promote brightness.Single flick of lamp lampshade is commonly used on mobile phone flashlight, and
With using, the thickness requirement of lens is increasingly stringenter.
Utility model content
Problem to be solved in the utility model is to provide a kind of single lamp lens of arc concave shape, improves the level of screw thread
Sense improves center brightness of the light after lens, compact installation place is provided for light source.
To solve the above problems, the utility model provides a kind of single lamp lens of arc concave shape, in order to achieve the above objectives, this
Utility model solves technical solution used by its technical problem:
A kind of single lamp lens of arc concave shape, comprising: lens body has incidence surface and light-emitting surface；Lens body enters
Smooth surface or light-emitting surface have one group of concentric round thread, and circle corresponding to the lowest point of every concentric round thread coincides with same first
Arc-shaped curved surface, concentric round thread constitute inner cavity at one in lens body.
Beneficial effect by adopting the above technical scheme is: changing the screw thread distribution of the single lamp of tradition, the lowest point of traditional screw thread
It is corresponding to be overlapped in one plane, and the light efficiency of the Fresnel lens of indent further gets a promotion, center brightness can accomplish
80Lx, than the brightness that traditional lampshade improves 3%.The screw thread of indent has stereovision, increases aesthetics, facilitates concentric circles
The closer Fresnel Lenses of focal length is arranged in screw thread, and inner cavity is also convenient for setting light source, compact overall structure.
Circle corresponding to the peak of every concentric round thread in concentric round thread as a further improvement of the utility model,
Coincide with same second arc-shaped curved surface.
Beneficial effect by adopting the above technical scheme is: ensure that the inner cavity constituted is also a regular circular arc concave surface,
Further increase the brightening effect of concentric round thread.
As the further improvement of the utility model, the curvature of the curvature of the second arc-shaped curved surface than the first arc-shaped curved surface
Greatly.
Beneficial effect by adopting the above technical scheme is: so that it is more higher toward the oneself height of outer concentric circular screw thread, with
The own form of Fresnel Lenses coincide, convenient for the layout of the screw thread of Fresnel Lenses.
As the further improvement of the utility model, it is outermost that the radius of curvature of the second arc-shaped curved surface is greater than concentric round thread
Enclose radius corresponding to a screw thread.
Beneficial effect by adopting the above technical scheme is: determining that inner cavity is not more than a hemisphere, so that inner cavity
Depth will not be too deep.
As the further improvement of the utility model, concentric round thread is located at the incidence surface direction of lens body.
Beneficial effect by adopting the above technical scheme is: incidence surface direction has determined that light source is arranged at inner cavity.
As the further improvement of the utility model, the light-emitting surface of lens body is equipped with outer profile and goes out light in cylindrical body
Column.
Beneficial effect by adopting the above technical scheme is: going out light beam and has good light emission rate, also ensures the rigid of lens
Degree, convenient for product close fit, protective effect is also functioned to concentric round thread.
As the further improvement of the utility model, the corresponding diameter of concentric round thread is successively arranged at arithmetic progression
Cloth.
Beneficial effect by adopting the above technical scheme is: concentric round thread is equally spaced, convenient for reducing difficulty of processing.
As the further improvement of the utility model, the outer ring of lens body has cricoid skirt.
Beneficial effect by adopting the above technical scheme is: the fixation to lens is played in skirt, limits it in the axial direction
Displacement.
As the further improvement of the utility model, the excircle diameter of skirt is equal to the outmost turns concentric circles diameter of thread
1.7 times.
Beneficial effect by adopting the above technical scheme is: defining the size distribution of skirt with concentric round thread, is suitable for
Product needs.
As the further improvement of the utility model, has at least one on skirt and destroy the smooth of skirt circumferential surface
Face.
Beneficial effect by adopting the above technical scheme is: the setting of the burnishing surface on skirt is so that skirt outer profile is non-time
Swivel facilitates the fixation of the progress special angle of lens.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of main view of embodiment of the utility model；
Fig. 2 is a kind of A-A cross-sectional view of embodiment of the utility model；
Fig. 3 is a kind of A-A cross-sectional view of embodiment of the utility model；
Fig. 4 is the main view of the utility model another embodiment.
1- goes out light beam；The skirt 2-；The concentric round thread of 3-；4- inner cavity；The first arc-shaped curved surface of 5-；The second arc-shaped curved surface of 6-；
7- burnishing surface.
Specific embodiment
Combined with specific embodiments below, the content of the utility model is described in further detail:
In order to reach the purpose of this utility model, a kind of single lamp lens of arc concave shape, comprising: lens body, have into
Smooth surface and light-emitting surface；The incidence surface or light-emitting surface of lens body have one group of concentric round thread 3, the paddy of every concentric round thread 3
Circle corresponding to bottom coincides with same first arc-shaped curved surface 5, and concentric round thread 3 constitutes inner cavity 4 at one in lens body.
Beneficial effect by adopting the above technical scheme is: changing the screw thread distribution of the single lamp of tradition, the lowest point of traditional screw thread
It is corresponding to be overlapped in one plane, and the light efficiency of the Fresnel lens of indent further gets a promotion, center brightness can accomplish
80Lx, than the brightness that traditional lampshade improves 3%.The screw thread of indent has stereovision, increases aesthetics, facilitates concentric circles
The closer Fresnel Lenses of focal length is arranged in screw thread, and inner cavity is also convenient for setting light source, compact overall structure.
In other embodiments of the utility model, the peak institute of every concentric round thread 3 is right in concentric round thread 3
The circle answered coincides with same second arc-shaped curved surface 6.
In Fig. 3, the first arc-shaped curved surface 5 and the second arc-shaped curved surface 6 are demonstrated by using dotted line.
Beneficial effect by adopting the above technical scheme is: ensure that the inner cavity constituted is also a regular circular arc concave surface,
Further increase the brightening effect of concentric round thread.
In other embodiments of the utility model, the song of the curvature of the second arc-shaped curved surface 6 than the first arc-shaped curved surface 5
Rate is big.
Beneficial effect by adopting the above technical scheme is: so that it is more higher toward the oneself height of outer concentric circular screw thread, with
The own form of Fresnel Lenses coincide, convenient for the layout of the screw thread of Fresnel Lenses.
In other embodiments of the utility model, the radius of curvature of the second arc-shaped curved surface 6 is greater than concentric round thread 3
Radius corresponding to one screw thread of outmost turns.
Beneficial effect by adopting the above technical scheme is: determining that inner cavity is not more than a hemisphere, so that inner cavity
Depth will not be too deep.
In other embodiments of the utility model, concentric round thread 3 is located at the incidence surface direction of lens body.
Beneficial effect by adopting the above technical scheme is: incidence surface direction has determined that light source is arranged at inner cavity.
In other embodiments of the utility model, the light-emitting surface of lens body is equipped with outer profile going out in cylindrical body
Light beam 1.
Beneficial effect by adopting the above technical scheme is: going out light beam and has good light emission rate, also ensures the rigid of lens
Degree, convenient for product close fit, protective effect is also functioned to concentric round thread.
In other embodiments of the utility model, the corresponding diameter of concentric round thread 3 is successively at equal differences
Column arrangement.
Beneficial effect by adopting the above technical scheme is: concentric round thread is equally spaced, convenient for reducing difficulty of processing.
In other embodiments of the utility model, the outer ring of lens body has cricoid skirt 2.
Beneficial effect by adopting the above technical scheme is: the fixation to lens is played in skirt, limits it in the axial direction
Displacement.
In other embodiments of the utility model, the excircle diameter of skirt 2 is equal to the concentric round thread 3 of outmost turns
1.7 times of diameter.
Beneficial effect by adopting the above technical scheme is: defining the size distribution of skirt with concentric round thread, is suitable for
Product needs.
In other embodiments of the utility model, as shown in figure 4, having at least one on skirt 2 destroys skirt 2
The burnishing surface 7 of circumferential surface.
Beneficial effect by adopting the above technical scheme is: the setting of the burnishing surface on skirt is so that skirt outer profile is non-time
Swivel facilitates the fixation of the progress special angle of lens.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and be implemented, do not limit the protection scope of the present invention,
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover in the protection scope of the utility model
It is interior.
Claims (10)
1. a kind of single lamp lens of arc concave shape characterized by comprising
Lens body has incidence surface and light-emitting surface；
The incidence surface or light-emitting surface of the lens body have one group of concentric round thread, corresponding to the lowest point of every concentric round thread
Circle coincide with same first arc-shaped curved surface, the concentric round thread constitutes inner cavity at one in lens body.
2. a kind of single lamp lens of arc concave shape according to claim 1, it is characterised in that: every in the concentric round thread
Circle corresponding to the peak of the concentric round thread of item coincides with same second arc-shaped curved surface.
3. a kind of single lamp lens of arc concave shape according to claim 2, it is characterised in that: second arc-shaped curved surface
Curvature is bigger than the curvature of the first arc-shaped curved surface.
4. a kind of single lamp lens of arc concave shape according to claim 3, it is characterised in that: second arc-shaped curved surface
Radius of curvature is greater than radius corresponding to one screw thread of concentric round thread outmost turns.
5. a kind of single lamp lens of arc concave shape according to claim 4, it is characterised in that: the concentric round thread is located at
The incidence surface direction of lens body.
6. a kind of single lamp lens of arc concave shape according to claim 5, it is characterised in that: the lens body goes out light
Face is equipped with outer profile and goes out light beam in cylindrical body.
7. a kind of single lamp lens of arc concave shape according to claim 1, it is characterised in that: the concentric round thread is corresponding
Diameter successively arrange at arithmetic progression.
8. a kind of single lamp lens of arc concave shape according to claim 7, it is characterised in that: the outer ring of the lens body
Has cricoid skirt.
9. a kind of single lamp lens of arc concave shape according to claim 8, it is characterised in that: the excircle of the skirt is straight
Diameter is equal to 1.7 times of the outmost turns concentric circles diameter of thread.
10. a kind of single lamp lens of arc concave shape according to claim 9, it is characterised in that: have on the skirt to
The burnishing surface of few destruction skirt circumferential surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820383108.7U CN208188535U (en) | 2018-03-21 | 2018-03-21 | A kind of single lamp lens of arc concave shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820383108.7U CN208188535U (en) | 2018-03-21 | 2018-03-21 | A kind of single lamp lens of arc concave shape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208188535U true CN208188535U (en) | 2018-12-04 |
Family
ID=64438871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820383108.7U Expired - Fee Related CN208188535U (en) | 2018-03-21 | 2018-03-21 | A kind of single lamp lens of arc concave shape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208188535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110672071A (en) * | 2019-10-25 | 2020-01-10 | 武昌理工学院 | Detection arc panel layer-by-layer distributed detection method |
-
2018
- 2018-03-21 CN CN201820383108.7U patent/CN208188535U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110672071A (en) * | 2019-10-25 | 2020-01-10 | 武昌理工学院 | Detection arc panel layer-by-layer distributed detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 Termination date: 20190321 |