CN104849948A - Dual projector - Google Patents
Dual projector Download PDFInfo
- Publication number
- CN104849948A CN104849948A CN201510174256.9A CN201510174256A CN104849948A CN 104849948 A CN104849948 A CN 104849948A CN 201510174256 A CN201510174256 A CN 201510174256A CN 104849948 A CN104849948 A CN 104849948A
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- China
- Prior art keywords
- projection
- projector
- light source
- lamp cup
- focal length
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a dual projector comprising a projector body. The projector body is equipped with a master projector and a salve projector for performing projection to the same direction. The master projector comprises a first projection light source, a fixing seat, a lamp cup, and a film cover. The lamp cup is disposed on the fixing seat. The first projection light source is disposed on the bottom of the lamp cup. The film cover is disposed on the top of the lamp cup. The salve projector comprises a second projection light source, a focal length adjusting lens group, and a lens adjusting cover. The second projection light source is disposed under the focal length adjusting lens group. The lens adjusting cover is disposed over the focal length adjusting lens group. Two projected images can be simultaneously displayed in the dual projector. A user may select image amount, angle, distance, and rotation functions as required. The dual projector is ingenious in structural design, innovative, and easy to use.
Description
Technical field
The present invention relates to projection arrangement field, particularly relate to a kind of double projection instrument.
Background technology
In prior art, the projection pattern of projector mainly divides two large classifications: one is by specific eyeglass integrated structure, the image projection on film in a plane, distance wherein in eyeglass integrated structure between eyeglass can adjustment, thus reach the effect of adjustable focal length, make the clear wash rice of image keeping projection in projector projector distance within the specific limits; Another kind is that projection light source follows the distance of film to be fixing, the projector of this mode is adopted only to have a best projection point, the position that best projection is selected is increase or reduce projector to follow the distance of subpoint all can reduce the clear wash rice degree of projection image accordingly, distance clear wash rice degree far away is lower.
No matter be adopt which kind of projection pattern, the number of projections of existing projector is limited, namely can only show a projection image, cannot realize having Liang Ge projection image concurrently.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of double projection instrument, be intended to solve the problem that existing projection arrangement cannot show Liang Ge projection image simultaneously.
Technical scheme of the present invention is as follows:
A kind of double projection instrument, wherein, comprises a projector main body, is provided with main projection engine for carrying out projecting to same direction and from projector in described projector main body;
Wherein, described main projection engine comprises: the first projection light source, holder, Lamp cup, film lid, and described Lamp cup is arranged on holder, and described first projection light source is arranged on bottom Lamp cup, and described film lid is arranged on Lamp cup top;
Describedly to comprise from projector: the second projection light source, focal length adjustment lens set, camera lens adjustment lid, described second projection light source is arranged on below focal length adjustment lens set, and described camera lens adjustment lid is arranged on above focal length adjustment lens set.
Described double projection instrument, wherein, described Lamp cup rotated down connects a motor sub-assembly, and described motor sub-assembly drives described Lamp cup to rotate.
Described double projection instrument, wherein, described main projection engine also comprises the first film being driven rotation by described Lamp cup.
Described double projection instrument, wherein, passes through gears meshing bottom described motor sub-assembly and described Lamp cup.
Described double projection instrument, wherein, described focal length adjustment lens set outer cover is provided with focal length adjustment eyeglass shell.
Described double projection instrument, wherein, described focal length adjustment eyeglass shell and camera lens adjustment lid are fixedly installed.
Described double projection instrument, wherein, describedly also comprises one from projector and is arranged on lens set shell between focal length adjustment lens set and the second projection light source.
Described double projection instrument, wherein, the middle part of described lens set shell is provided with parallel fixing len and the second film.
Described double projection instrument, wherein, described first projection light source and the second projection light source are LED light source.
Described double projection instrument, wherein, described projector main body rotates and is provided with a U-shaped support.
Beneficial effect: double projection instrument provided by the present invention, can show Liang Ge projection image in a projector simultaneously, the function such as the image quantity that user also can select as required, angle, Distance geometry rotation.Its smart structural design, novel, and easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation at a kind of double projection instrument of the present invention preferred embodiment first visual angle.
Fig. 2 is the structural representation at a kind of double projection instrument of the present invention preferred embodiment second visual angle.
Fig. 3 is the sectional view of a kind of double projection instrument of the present invention preferred embodiment.
Fig. 4 is the control principle drawing of a kind of double projection instrument of the present invention preferred embodiment.
Embodiment
The invention provides a kind of double projection instrument, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The present invention projects 2 different images in same scope to realize simultaneously, resets the position of projection lens and coordinates immanent structure, thus make main projection engine and can project from projector simultaneously, by two image projections projected in same scope.
Refer to Fig. 1 and Fig. 2, it is the structural representation of the different visual angles of double projection instrument of the present invention, it comprises two projector on the whole: main projection engine and from projector, these two projector users can select startup one or start two to project, to reach required drop shadow effect, also make the selection of user more diversified.
Specifically, as shown in Figure 3, described double projection instrument comprises a projector main body 100, is provided with main projection engine for carrying out projecting to same direction and from projector in described projector main body 100;
Wherein, described main projection engine comprises: the first projection light source 140, holder 150, Lamp cup 130, film lid 110, described Lamp cup 130 is arranged on holder 150, and described first projection light source 140 is arranged on bottom Lamp cup 130, and described film lid 110 is arranged on Lamp cup 130 top.Described main projection engine and being all arranged on the shell 120 of projector main body 100 from projector.
In main projection engine, Lamp cup 130 is light-proof materials, after the first projection light source 140 energising is lighted, make light pass the film lid 110 of top thus form projection type image, projected size ratio then depends on the shape of Lamp cup 130, the distance between the first projection light source 140 and film lid 110 and the distance etc. between main projection engine and projected position.
In the present invention Lamp cup 130 its be rotating, have 360 degree of rotating functions, its functional realiey is by connecting a motor sub-assembly 160 at Lamp cup 130 rotated down, drives described Lamp cup 130 to rotate by described motor sub-assembly 160.Pass through gears meshing bottom described motor sub-assembly 160 and described Lamp cup 130, thus realize the transmission of rotation process.
Described main projection engine also comprises the first film being driven rotation by described Lamp cup 130.Lamp cup 130 drives the first film to rotate while rotating, make the image projected by film lid 110 have movable perception.In addition, the spinfunction of motor sub-assembly 160 has alternative, and user can select to start spinfunction or function of stopping the rotation according to hobby.
Holder 150 is wherein fixedly installed in projector main body 100, and the Main Function of holder 150 is used to install Lamp cup 130, and allow Lamp cup 130 to do to rotate within the scope of 360 degree.
As shown in Figure 3, describedly to comprise from projector: the second projection light source 210, focal length adjustment lens set 180, camera lens adjustment lid 170, described second projection light source 210 is arranged on below focal length adjustment lens set 180, and described camera lens adjustment lid 170 is arranged on above focal length adjustment lens set 180.
Described focal length adjustment lens set 180 outer cover is provided with focal length adjustment eyeglass shell 220.
Described focal length adjustment eyeglass shell 220 is fixedly installed with camera lens adjustment lid 170.Camera lens adjustment lid 170 can hand rotation, thus drives inner focal length adjustment eyeglass shell 220 to rotate together, and this action can change focal length adjustment lens set 180 position.
Describedly also comprise one from projector and be arranged on lens set shell 190 between focal length adjustment lens set 180 and the second projection light source 210.
The middle part of described lens set shell 190 is provided with parallel fixing len 240 and the second film 230.Focal length adjustment lens set 180 can form the projecting mirror chip module of a different focal with fixing len 240 when diverse location, can by the image definition on the second film 230 project be projector different distance scope in.
Described first projection light source 140 and the second projection light source 210 are preferably LED light source.Certainly, bulb (such as blue light or white light) can optionally also be adopted.
Described projector main body rotates and is provided with a U-shaped support 200.As depicted in figs. 1 and 2, its two ends are rotatably connected on projector main body 100 shape of this U-shaped support 200, thus the projecting direction of adjustment projector main body 100.Upwards arch upward in centre position bottom U-shaped support 200, its angle arched upward arches upward with the structure of circular arc; And draw in gradually to top bottom U-shaped support 200, the edge bottom U-shaped support 200 adopts arcuate structure.It can be more stable placement in the plane, and more convenient adjustment.
Two kinds of projector of the present invention have had fixing projection pattern and adjustment projection pattern concurrently, and user can select to start one of them projector as required, or start two projector to reach required drop shadow effect simultaneously.
In order to reach required projection perception and effect, two groups of projector are according to applied projection theory, adjust its immanent structure, comprise the distance between various type of lenses in lens set, the surperficial radian of eyeglass, eyeglass and between eyeglass and the image film etc. to set suitable projection focal length, the distance between last 2 groups of projector assemblies also needs to coordinate to reach product requirement effect.
In the diagram, show the control principle drawing of double projection instrument internal integrated circuit, wherein MCU controls to receive the input of button and the power supply of power supply, thus the startup of control motor sub-assembly and projection light source project, according to the difference instruction of user's input, enable or stop two of double projection instrument inside different projector, reaching the drop shadow effect needed for user.
In sum, pass through the present invention, achieve a projector show Liang Ge projection image simultaneously in same scope, user can also adjust the function such as number of projections, angle, Distance geometry rotation of display as required in addition, and two kinds of different projection patterns can be gathered in identical product, select more diversified, operate simpler.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. a double projection instrument, is characterized in that, comprises a projector main body, is provided with main projection engine for carrying out projecting to same direction and from projector in described projector main body;
Wherein, described main projection engine comprises: the first projection light source, holder, Lamp cup, film lid, and described Lamp cup is arranged on holder, and described first projection light source is arranged on bottom Lamp cup, and described film lid is arranged on Lamp cup top;
Describedly to comprise from projector: the second projection light source, focal length adjustment lens set, camera lens adjustment lid, described second projection light source is arranged on below focal length adjustment lens set, and described camera lens adjustment lid is arranged on above focal length adjustment lens set.
2. double projection instrument according to claim 1, is characterized in that, described Lamp cup rotated down connects a motor sub-assembly, and described motor sub-assembly drives described Lamp cup to rotate.
3. double projection instrument according to claim 2, is characterized in that, described main projection engine also comprises the first film being driven rotation by described Lamp cup.
4. double projection instrument according to claim 2, is characterized in that, passes through gears meshing bottom described motor sub-assembly and described Lamp cup.
5. double projection instrument according to claim 1, is characterized in that, described focal length adjustment lens set outer cover is provided with focal length adjustment eyeglass shell.
6. double projection instrument according to claim 5, is characterized in that, described focal length adjustment eyeglass shell and camera lens adjustment lid are fixedly installed.
7. double projection instrument according to claim 1, is characterized in that, describedly also comprises one from projector and is arranged on lens set shell between focal length adjustment lens set and the second projection light source.
8. double projection instrument according to claim 7, is characterized in that, the middle part of described lens set shell is provided with parallel fixing len and the second film.
9. double projection instrument according to claim 1, is characterized in that, described first projection light source and the second projection light source are LED light source.
10. double projection instrument according to claim 1, is characterized in that, described projector main body rotates and is provided with a U-shaped support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510174256.9A CN104849948A (en) | 2015-04-14 | 2015-04-14 | Dual projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510174256.9A CN104849948A (en) | 2015-04-14 | 2015-04-14 | Dual projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104849948A true CN104849948A (en) | 2015-08-19 |
Family
ID=53849700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510174256.9A Pending CN104849948A (en) | 2015-04-14 | 2015-04-14 | Dual projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104849948A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547163A (en) * | 2015-09-21 | 2017-03-29 | 嘉兴市全程信息科技有限公司 | Projector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5329323A (en) * | 1992-03-25 | 1994-07-12 | Kevin Biles | Apparatus and method for producing 3-dimensional images |
| CN203587947U (en) * | 2013-11-15 | 2014-05-07 | 周勇 | Demountable and interchangeable LED lens projection flashlight pen module |
| CN103852966A (en) * | 2012-12-03 | 2014-06-11 | 联想(北京)有限公司 | Projection method and electronic device |
| CN203930301U (en) * | 2014-05-13 | 2014-11-05 | 再兴电子(深圳)有限公司 | Indoor outer projection machine |
-
2015
- 2015-04-14 CN CN201510174256.9A patent/CN104849948A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5329323A (en) * | 1992-03-25 | 1994-07-12 | Kevin Biles | Apparatus and method for producing 3-dimensional images |
| CN103852966A (en) * | 2012-12-03 | 2014-06-11 | 联想(北京)有限公司 | Projection method and electronic device |
| CN203587947U (en) * | 2013-11-15 | 2014-05-07 | 周勇 | Demountable and interchangeable LED lens projection flashlight pen module |
| CN203930301U (en) * | 2014-05-13 | 2014-11-05 | 再兴电子(深圳)有限公司 | Indoor outer projection machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547163A (en) * | 2015-09-21 | 2017-03-29 | 嘉兴市全程信息科技有限公司 | Projector |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Brian Waldman Inventor before: Chen Jueying |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150819 |