CN201902854U - Illuminating device - Google Patents
Illuminating device Download PDFInfo
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- CN201902854U CN201902854U CN2010206015309U CN201020601530U CN201902854U CN 201902854 U CN201902854 U CN 201902854U CN 2010206015309 U CN2010206015309 U CN 2010206015309U CN 201020601530 U CN201020601530 U CN 201020601530U CN 201902854 U CN201902854 U CN 201902854U
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- liquid
- zoom lens
- lighting device
- light source
- source module
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Abstract
The utility model relates to an illuminating device, comprising a light source module, a liquid zooming lens and an electric control module, wherein the light source module is used for projecting a light beam; the liquid zooming lens is optically connected with the light source module and can be driven to change focal distance so as to adjust a divergence angle of the light beam; and the electric control module is electrically connected with the liquid zooming lens so as to drive the liquid zooming lens to change the focal distance. In the illuminating device, the liquid zooming lens is provided at the front of the light source module, and the electric control module controls the liquid zooming lens to change the focal distance, so that the divergence angle of the light beam is adjusted.
Description
Technical field
The utility model relates to a kind of Optical devices, relates in particular to a kind of lighting device with Varifocal zoom lens.
Background technology
Lighting device is common in the daily life, is used for improving the visuality of various objects.Except general indoor lamp; in some application as the outdoor use lamp of flashlight, car light, street lamp etc.; usually can be in order to improve illumination efficiency, and the angle of flare of illumination beam limits, so that the limited light of efficient use throws light on to object.
But fixed beam spread angle also is unable to cope with contingent various situation.With flashlight, in the time will throwing light on, just need less beam spread angle, so that limited light is concentrated on specific location to ad-hoc location than a distant place.Therefore,, can install an optical lens additional in this a little lighting devices the place ahead usually, change the beam spread angle by the focal length of adjusting optical lens in order to adjust the beam spread angle at any time.In general, traditional optical lens utilizes manual control machine tool structure to adjust distance between the multi-disc lens in the lens barrel usually, to reach the purpose of adjusting focal length.
Yet, no matter be that lens itself or frame for movement all need occupy suitable volume, be unfavorable for the miniaturization of lighting device, in addition, weight and cost also are the key factors of restriction lighting device miniaturization.Especially, in the application of portable lighting devices such as flashlight, the influence of above-mentioned Several Factors will be more obvious.
The utility model content
In view of this, the purpose of this utility model is to propose a kind of lighting device, has adopted the technical scheme that is different from the traditional optical camera lens with multi-disc lens and frame for movement, can be in order to solve the above-mentioned relevant problem that is unfavorable for the lighting device miniaturization.
In order to achieve the above object, the utility model provides a kind of lighting device, comprises:
One in order to throw the light source module of a light beam;
One is driven and is changed the liquid zoom lens of its focal length with the angle of flare of adjusting this light beam, and this liquid zoom lens light connects this light source module; And
One in order to drive the electronic control module that this liquid zoom lens changes its focal length, and this electronic control module is electrically connected with this liquid zoom lens.
Above-mentioned lighting device, wherein, this liquid zoom lens is a liquid surface formula liquid zoom lens.
Above-mentioned lighting device, wherein, this liquid surface formula liquid zoom lens comprises one by seal casinghousing that a plurality of part constituted, is arranged on the liquid of two kinds of different refractivities in the sealing housing, and be arranged in the sealing housing in order to those liquid are applied the electrode of voltage.
Above-mentioned lighting device, wherein, this liquid zoom lens is a liquid filled type liquid zoom lens.
Above-mentioned lighting device, wherein, this liquid filled type liquid zoom lens comprises a housing, be located at transparent elastic film on these housing both sides, be filled in the transparency liquid in this housing, and is communicated to the liquid filler cells in this housing.
Above-mentioned lighting device, wherein, this liquid zoom lens is a liquid crystal type liquid zoom lens.
Above-mentioned lighting device, wherein, this liquid crystal type liquid zoom lens comprises a transparent encapsulating body, be encapsulated in colloid in this transparent encapsulating body, be suspended in the liquid crystal molecule in the colloid, and one is arranged on the transparent encapsulating body and in order to the electrode of the orientation that changes liquid crystal molecule.
Above-mentioned lighting device, wherein, this electronic control module comprises boost an integrated circuit and a microcontroller that is electrically connected with this integrated circuit that boosts.
Above-mentioned lighting device, wherein, this light source module is for sending the light source module of white light beam.
Above-mentioned lighting device, wherein, this light source module comprises ruddiness, green glow for sending, the light source module of wherein one or more beam combinations of blue light.
Effect of the present utility model is, provides this liquid zoom lens by the place ahead at light source module, and this liquid zoom lens of this electric control module controls of mat changes its focal length, adjusts the angle of flare of this light beam by this.Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 (a) is a schematic diagram of the utility model lighting device;
Fig. 1 (b) is another schematic diagram of the utility model lighting device;
Fig. 2 is a schematic diagram of the liquid zoom lens of this lighting device;
Fig. 3 is a schematic diagram of the liquid zoom lens of this lighting device;
Fig. 4 (a) is a schematic diagram of the utility model lighting device;
Fig. 4 (b) is another schematic diagram of the utility model lighting device;
Fig. 5 is a schematic diagram of the liquid zoom lens of this lighting device;
Fig. 6 (a) is a schematic diagram of the utility model lighting device; And
Fig. 6 (b) is another schematic diagram of the utility model lighting device.
Wherein, Reference numeral
Liquid 22,23 electrodes 24
Liquid filled type liquid zoom lens 40 housings 41
Transparent elastic film 42 transparency liquids 43
Transparent encapsulating body 51 colloids 52
The specific embodiment
Relevant technology contents of the present utility model, detailed description, and effect now cooperate graphic being described as follows:
Shown in Fig. 1 (a), according to the lighting device of an embodiment of the present utility model, it mainly comprises a light source module 60, a liquid zoom lens 20, and an electronic control module 30.Light source module 60 is in order to throw a light beam 61.This light source module 60 is for sending the light source module of white light beam, perhaps, this light source module 60 comprises ruddiness, green glow for sending, and the wherein light source module of the light beam of the combination of one or two or more kinds of blue light provides the usefulness of the required colorful lighting effects of stage illumination, lighting by this.Liquid zoom lens 20 is positioned at the place ahead of the beam outlet of light source module 60, connects this light source module 60 with light, and can be driven and change its focal length, uses the angle of flare of adjusting this light beam 61.Electronic control module 30 is electrically connected with this liquid zoom lens 20, changes its focal length in order to drive this liquid zoom lens 20.Specifically, this electronic control module 30 can comprise boost an integrated circuit and a microcontroller that is electrically connected with this integrated circuit that boosts, and is connected with mat electric power with external power source and controls this liquid zoom lens 20.In the present embodiment, as shown in Figure 2, this liquid zoom lens 20 is a liquid surface formula liquid zoom lens.This liquid surface formula liquid zoom lens comprises one by seal casinghousing 21 that a plurality of part constituted, is arranged on the liquid 22,23 of two kinds of different refractivities in the sealing housing 21, and is arranged on and applies the electrode 24 of voltage in order to these two kinds of liquid 22,23 in the sealing housing 21.
Shown in Fig. 1 (b), provide power supply by 30 pairs of these liquid surface formula liquid zoom lens 20 of this electronic control module, the curvature of the interface 25 between these the two kinds of liquid 22,23 in this liquid surface formula liquid zoom lens 20 is changed, deflection of light angle by this interface 25 is changed, change the focal length of this liquid zoom lens 20 by this, and adjust the angle of flare of this light beam 61 by this.
In addition, as shown in Figure 3, this liquid zoom lens also can be a liquid filled type liquid zoom lens 40.This liquid filled type liquid zoom lens 40 comprises a housing 41, be located at transparent elastic film 42 on these housing 41 both sides, be filled in the transparency liquid 43 in this housing 41, and is communicated to the liquid filler cells 44 in this housing 41.Shown in Fig. 4 (a) and Fig. 4 (b), 44 pairs of these housings 41 of liquid filler cells that drive this liquid filled type liquid zoom lens 40 by this electronic control module 30 carry out the liquid filling, the transparent elastic film 42 of these both sides is expanded outwardly, the curvature of the transparent elastic film 42 of these both sides is changed, make deflection of light angle change by the transparent elastic film 42 of these both sides, change the focal length of this liquid zoom lens 40 by this, and adjust the angle of flare of this light beam 61 by this.
In addition, as shown in Figure 5, this liquid zoom lens also can be a liquid crystal type liquid zoom lens 50.This liquid crystal type liquid zoom lens 50 comprises a transparent encapsulating body 51, be encapsulated in the colloid 52 in this transparent encapsulating body 51 and be suspended in liquid crystal molecule 53 in the colloid 52, and is arranged on the transparent encapsulating body 51 and in order to the electrode (figure does not show) of the orientation that changes liquid crystal molecule 53.Because liquid crystal molecule 53 is nonlinear optical material, it has different refractive indexes in different directions, means along the light of different directions by this liquid crystal molecule 53 to have in various degree deviation angle.
Shown in Fig. 6 (a) and Fig. 6 (b), provide power supply by 30 pairs of these liquid crystal type liquid zoom lens 50 of this electronic control module, in order to applying voltage with these liquid crystal molecules of electrode pair, the orientation of those liquid crystal molecules is changed, make deviation angle change by the light of those liquid crystal molecules, change the focal length of this liquid zoom lens 50 by this, and adjust the angle of flare of this light beam 61 by this.
In sum, provide this liquid zoom lens 20, and this liquid zoom lens 20 of this electronic control module of mat 30 controls changes its focal lengths, adjust the angle of flare of this light beam by this, reach the purpose of this utility model really by the place ahead at light source module 60.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. a lighting device is characterized in that, comprises:
One in order to throw the light source module of a light beam;
One is driven and is changed the liquid zoom lens of its focal length with the angle of flare of adjusting this light beam, and this liquid zoom lens light connects this light source module; And
One in order to drive the electronic control module that this liquid zoom lens changes its focal length, and this electronic control module is electrically connected with this liquid zoom lens.
2. lighting device according to claim 1 is characterized in that, this liquid zoom lens is a liquid surface formula liquid zoom lens.
3. lighting device according to claim 2, it is characterized in that, this liquid surface formula liquid zoom lens comprises one by seal casinghousing that a plurality of part constituted, is arranged on the liquid of two kinds of different refractivities in the sealing housing, and be arranged in the sealing housing in order to those liquid are applied the electrode of voltage.
4. lighting device according to claim 1 is characterized in that, this liquid zoom lens is a liquid filled type liquid zoom lens.
5. lighting device according to claim 4, it is characterized in that, this liquid filled type liquid zoom lens comprises a housing, be located at transparent elastic film on these housing both sides, be filled in the transparency liquid in this housing, and is communicated to the liquid filler cells in this housing.
6. lighting device according to claim 1 is characterized in that, this liquid zoom lens is a liquid crystal type liquid zoom lens.
7. lighting device according to claim 6, it is characterized in that, this liquid crystal type liquid zoom lens comprises a transparent encapsulating body, be encapsulated in colloid in this transparent encapsulating body, be suspended in the liquid crystal molecule in the colloid, and one is arranged on the transparent encapsulating body and in order to the electrode of the orientation that changes liquid crystal molecule.
8. lighting device according to claim 1 is characterized in that, this electronic control module comprises boost an integrated circuit and a microcontroller that is electrically connected with this integrated circuit that boosts.
9. lighting device according to claim 1 is characterized in that, this light source module is for sending the light source module of white light beam.
10. lighting device according to claim 1 is characterized in that this light source module comprises ruddiness, green glow for sending, the light source module of wherein one or more beam combinations of blue light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206015309U CN201902854U (en) | 2010-11-05 | 2010-11-05 | Illuminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206015309U CN201902854U (en) | 2010-11-05 | 2010-11-05 | Illuminating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902854U true CN201902854U (en) | 2011-07-20 |
Family
ID=44273447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206015309U Expired - Fee Related CN201902854U (en) | 2010-11-05 | 2010-11-05 | Illuminating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701580A (en) * | 2019-09-29 | 2020-01-17 | 广州市珠江灯光科技有限公司 | Method for adjusting light beam zooming effect and variable-focus projection lamp |
| WO2021063138A1 (en) * | 2019-09-30 | 2021-04-08 | 广州市浩洋电子股份有限公司 | Stage light system having beam divergence angle varying with voltage |
-
2010
- 2010-11-05 CN CN2010206015309U patent/CN201902854U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701580A (en) * | 2019-09-29 | 2020-01-17 | 广州市珠江灯光科技有限公司 | Method for adjusting light beam zooming effect and variable-focus projection lamp |
| WO2021063138A1 (en) * | 2019-09-30 | 2021-04-08 | 广州市浩洋电子股份有限公司 | Stage light system having beam divergence angle varying with voltage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20151105 |
|
| EXPY | Termination of patent right or utility model |