CN202469871U - Device for scattering directed light beam and lighting lamp - Google Patents
Device for scattering directed light beam and lighting lamp Download PDFInfo
- Publication number
- CN202469871U CN202469871U CN2012200173064U CN201220017306U CN202469871U CN 202469871 U CN202469871 U CN 202469871U CN 2012200173064 U CN2012200173064 U CN 2012200173064U CN 201220017306 U CN201220017306 U CN 201220017306U CN 202469871 U CN202469871 U CN 202469871U
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- light
- transmissive film
- scattering
- light beam
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Abstract
The utility model relates to a device for scattering a directed light beam through a light transmittance film and a lighting lamp with the light transmittance film. The lighting lamp comprises a device for emitting the directed light beam, and is characterized by also comprising a device for scattering the directed light beam, wherein the device for scattering the directed light beam comprises the light transmittance film; the light transmittance film is arranged on a light beam transmission path and comprises two surfaces; one of the surfaces is a smooth plane, and a plurality of micro prism-shaped bulges are uniformly distributed on the other surface; the bottoms of the prism-shaped bulges are positioned on the same plane; and the surface of the light transmission film, which is provided with the bulges, is opposite to the light beam incidence direction. According to the device for scattering the directed light beam, parallel light or a spot light source is turned into scattered light through the light transmittance film; the directed light beam of a flashlight can be scattered, and the irradiation area is increased; therefore, the purpose of the flashlight is changed; and the method is simple; and the cost is low.
Description
[technical field]
The utility model relates to a kind of device and lighting that makes the directional beam scattering, particularly a kind of lighting that utilizes light-transmissive film to make the device of directional beam scattering and have light-transmissive film.
[background technology]
Flashlight is a kind of hand-held illuminations; Be mainly used in the illumination under the situation that does not have lamp at outdoor travelling or night; For the brightness that makes minimum electric energy irradiating object the highest; Flashlight all has a focusing mirror, and purpose is that all light is all penetrated towards same direction, makes the shadow surface brightness of unit are the highest.Early stage flashlight is because the halogen tungsten lamp that bulb adopts; And battery also is the dryness battery that adopts, so its working time is very short, along with the continuous development of LED lighting engineering; Increasing flashlight has adopted jumbo lithium ion battery; So the lighting hours of flashlight also significantly increases, the lighting that flashlight not only can be used as small size uses, and can also use as large-area lighting.
And all at present flashlights make because focusing mirror is installed that all light can only be along a direction irradiation; Around can not diffusing to,, but also can damage easily because of the light source unprotect if speculum is pulled down not only trouble; So a kind of instrument of just necessary exploitation; The light that flashlight is sent changes transmission direction, make its to around divergent irradiation, can serve as common lighting and use.
[utility model content]
In order to solve above-mentioned technical problem, the utility model provides a kind of device and lighting that makes the directional beam scattering.
The utility model provides a kind of device that makes the directional beam scattering, it is characterized in that, this device comprises light-transmissive film; Said light-transmissive film is arranged on the path of beam Propagation; Said light-transmissive film comprises two faces, and one side is a smooth flat, and another side is evenly distributed with the convexity of a plurality of small prism shapes; The bottom surface of the convexity of said prism shape all at grade, the lobed one side of said light-transmissive film and light beam to inject direction relative.
All protruding parallel axis, the two sides with said convexity are parallel to each other.
Said light beam is a collimated light beam, and parallel axis, all protruding two sides with said convexity is vertical with light beam.
The utility model provides a kind of lighting in addition, comprises the device that can launch directional beam, it is characterized in that; This lighting comprises that also one makes the device of directional beam scattering; The said device of directional beam scattering that makes comprises light-transmissive film, and said light-transmissive film is arranged on the path of beam Propagation, and said light-transmissive film comprises two faces; One side is a smooth flat; Another side is evenly distributed with the convexity of a plurality of small prism shapes, the bottom surface of the convexity of said prism shape all at grade, the lobed one side of said light-transmissive film and light beam to inject direction relative.
All protruding parallel axis, the two sides with said convexity are parallel to each other.
The said device that can launch directional beam is a flashlight, and said light-transmissive film is rolled into a cylindrical shape, and an end opening of said cylindrical shape light-transmissive film is socketed on the light-emitting window of said flashlight.
The other end opening of said cylindrical shape light-transmissive film also is provided with a spherical reflector, and the reflecting surface of said spherical reflector is relative with the light-emitting window of flashlight.
Compared to technology before, the utility model beneficial technical effects is:
The utility model becomes directional light or spot light into scattered light through adopting light-transmissive film, not only can make the directional beam scattering of flashlight, and the area of its illumination is increased, thereby can change the purposes of flashlight, and method is simple, and is with low cost.
Can be connected on the light-emitting window of flashlight outward through the device that makes the directional beam scattering of the utility model; Thereby make flashlight become large-area lighting; And when this device was taken off, the lighting of the utility model can be made flashlight usefulness again, made that not only the lighting of the utility model is of many uses; And just simply dismantle accessory and can achieve the goal, use very easy.
Through the method that makes the directional beam scattering of the utility model, the LED shot-light can be transformed into fluorescent tube, thereby need not as existing technology, with LED lamp pearl be arranged on column around, and light is softer on the contrary.
On the other hand, because present LED lamp all belongs to spot light, the light of launching is very dazzling, is not suitable for illumination, and the utility model provides a kind of simple and effective light scattering that spot light is sent, thereby make the light that sends softer evenly.
[description of drawings]
Fig. 1 is the lateral plan of the utility model light-transmissive film microstructure;
Fig. 2 is the vertical view of the utility model light-transmissive film microstructure;
Fig. 3 is the lighting side sectional structure sketch map of the utility model embodiment 1;
The structural representation that Fig. 4 analyses and observe for the lighting side of the utility model embodiment 2;
Fig. 5 is the lighting vertical view of the utility model embodiment 2;
Fig. 6 is the optical principle sketch map of the utility model embodiment 1;
Fig. 7 is the optical principle sketch map of the utility model embodiment 2.
[specific embodiment]
The utility model provides a kind of method and apparatus and a kind of lighting that makes the directional beam scattering, below in conjunction with specific embodiment and Figure of description the utility model is further specified.
Embodiment 1
Present embodiment provides a kind of lighting; As shown in Figure 3, this lighting comprises a flashlight 11 and a kind of device 12 that makes the directional beam scattering, and the said device 12 of directional beam scattering that makes comprises that one is rolled into a columnar light-transmissive film 121 and a spherical reflector 122; The both ends open of said columnar light-transmissive film; One end opening 1211 is socketed on the light-emitting window 111 of said flashlight, and said flashlight is connected through engage thread with the cylindrical shape light-transmissive film, and is for convenience detach.Other end opening 1212 is provided with spherical reflector 122, and said spherical reflector 122 is blocked this opening 1212, and the reflecting surface 1221 of said spherical reflector is relative with the light-emitting window 111 of flashlight.
The structure of said light-transmissive film 121 is as depicted in figs. 1 and 2; Said light-transmissive film 121 comprises two faces, and a face is a smooth flat 1211, and another side 1212 is evenly distributed with the transparent convexity 12121 of the small prism shape of a plurality of identical sizes; Said light-transmissive film is the resin material; Said convexity also is a resin, and all on same plane 1212, all protruding axis parallel with two sides said convexity 121,211 12121 are parallel to each other in the bottom surface of the convexity 12121 of said prism shape.All centers of protruding 12121 are connected to form netted, and each grid is the square of identical size.
As shown in Figure 6; Flashlight 11 is owing to be arranged on the effect of the focusing mirror around the bulb, and the light that penetrates from the light-emitting window 111 of flashlight comprises the collimated light beam that accounts for major part, also has the homocentric pencil of rays of few part simultaneously; From the light-emitting window 111 of flashlight to around diffusion; After the collimated light beam that penetrates arrives speculum 122, be reflected again mirror 122 reflection backs to around diffusion, all be mapped on the convexity 12121 of this face from the light that the light-emitting window 111 of flashlight penetrates at last with lobed 1212 of relative light-transmissive film different angle; Light shiny surface 1211 from light-transmissive film after the convexity refraction penetrates, and the light of ejaculation is scattering state.
Can be connected on the light-emitting window of flashlight outward through the device that makes the directional beam scattering of the utility model; Thereby make flashlight become large-area lighting; And when this device was taken off, the lighting of the utility model can be made flashlight usefulness again, made that not only the lighting of the utility model is of many uses; And just simply dismantle accessory and can achieve the goal, use very easy.
Embodiment 2
Present embodiment provides other a kind of lighting, and shown in Fig. 4-5, this lighting comprises a plurality of LED lamp groups 21; A plurality of LED lamp groups are arranged on the cylindrical stent 22; And be evenly distributed on cylindrical stent 22 around, an end of cylindrical stent 22 is connected with lead 221, this lighting also comprises the device 12 that makes the directional beam scattering; The said device 12 of directional beam scattering that makes comprises that one is rolled into columnar light-transmissive film 121; Said columnar light-transmissive film 121 is socketed in outside the columniform support 22, and columniform support 22 is positioned at the inside center of cylindrical shape light-transmissive film 121, and an end of said columnar light-transmissive film 121 is connected with root 221 hollow outs of cylindrical stent 22; The other end of said cylindrical shape light-transmissive film 121 is connected with the head hollow out of cylindrical stent 22; Through the design of two hollow out, purpose is in order to strengthen cross-ventilation, to improve radiating effect.
The structure of said light-transmissive film 121 is as depicted in figs. 1 and 2; Said light-transmissive film 121 comprises two faces, and a face is a smooth flat 1211, and another side 1212 is evenly distributed with the transparent convexity 12121 of the small prism shape of a plurality of identical sizes; Said light-transmissive film is the resin material; Said convexity also is a resin, and all on same plane 1212, all protruding axis parallel with two sides said convexity 121,211 12121 are parallel to each other in the bottom surface of the convexity 12121 of said prism shape.All centers of protruding 12121 are connected to form netted, and each grid is the square of identical size.
As shown in Figure 7; The light that LED lamp group on the cylindrical stent 22 is sent is vertical with lobed 1212 of light-transmissive film; Shiny surface 1211 from light-transmissive film after the refraction of the convexity of the light process prism shape of vertical directive light-transmissive film penetrates, and the light of ejaculation is scattering state.Owing to can the light of LED straight shot places be become scattered light, can play extraordinary even light effect.
The above embodiment has only expressed several kinds of embodiments of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.Therefore, the protection domain of the utility model patent should be as the criterion with accompanying claims.
Claims (7)
1. a device that makes the directional beam scattering is characterized in that, this device comprises light-transmissive film; Said light-transmissive film is arranged on the path of beam Propagation; Said light-transmissive film comprises two faces, and one side is a smooth flat, and another side is evenly distributed with the convexity of a plurality of small prism shapes; The bottom surface of the convexity of said prism shape all at grade, the lobed one side of said light-transmissive film and light beam to inject direction relative.
2. according to the said device that makes the directional beam scattering of claim 1, it is characterized in that all protruding parallel axis, the two sides with said convexity are parallel to each other.
3. according to the said device that makes the directional beam scattering of claim 2, it is characterized in that said light beam is a collimated light beam, parallel axis, all protruding two sides with said convexity is vertical with light beam.
4. a lighting comprises the device that can launch directional beam, it is characterized in that; This lighting comprises that also one makes the device of directional beam scattering; The said device of directional beam scattering that makes comprises light-transmissive film, and said light-transmissive film is arranged on the path of beam Propagation, and said light-transmissive film comprises two faces; One side is a smooth flat; Another side is evenly distributed with the convexity of a plurality of small prism shapes, the bottom surface of the convexity of said prism shape all at grade, the lobed one side of said light-transmissive film and light beam to inject direction relative.
5. lighting according to claim 4 is characterized in that, all protruding parallel axis, the two sides with said convexity are parallel to each other.
6. lighting according to claim 4 is characterized in that, the said device that can launch directional beam is a flashlight, and said light-transmissive film is rolled into a cylindrical shape, and an end opening of said cylindrical shape light-transmissive film is socketed on the light-emitting window of said flashlight.
7. lighting according to claim 6 is characterized in that, the other end opening of said cylindrical shape light-transmissive film also is provided with a spherical reflector, and the reflecting surface of said spherical reflector is relative with the light-emitting window of flashlight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200173064U CN202469871U (en) | 2012-01-13 | 2012-01-13 | Device for scattering directed light beam and lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200173064U CN202469871U (en) | 2012-01-13 | 2012-01-13 | Device for scattering directed light beam and lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202469871U true CN202469871U (en) | 2012-10-03 |
Family
ID=46918028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200173064U Expired - Fee Related CN202469871U (en) | 2012-01-13 | 2012-01-13 | Device for scattering directed light beam and lighting lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202469871U (en) |
-
2012
- 2012-01-13 CN CN2012200173064U patent/CN202469871U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20140113 |