CN202093306U - Portable projector - Google Patents
Portable projector Download PDFInfo
- Publication number
- CN202093306U CN202093306U CN2011201754578U CN201120175457U CN202093306U CN 202093306 U CN202093306 U CN 202093306U CN 2011201754578 U CN2011201754578 U CN 2011201754578U CN 201120175457 U CN201120175457 U CN 201120175457U CN 202093306 U CN202093306 U CN 202093306U
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- CN
- China
- Prior art keywords
- adjuster bar
- bolt
- projector
- limiting component
- portable translucent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a portable projector, which is provided with a casing with a containing cavity. A projector control circuit and a PCB (printed circuit board) of an optical engine are contained in the cavity, and a focusing device for adjusting focal length is connected with the optical engine and arranged on the casing. The focusing device comprises a bolt with an external thread and an adjusting bar with an internal thread at one end, the external thread of the bolt is matched with the adjusting bar through the internal thread, a limit component is arranged on the adjusting bar, and one end of the bolt is connected with the optical engine through a fastener. When the portable projector is operated, the adjusting bar limited on the casing is adjusted to rotate and horizontally move so as to drive the optical engine to horizontally move since the adjusting bar can only rotate under the action of the limit component, while the optical engine is connected with the bolt through the fastener. The focusing device of the portable projector compared with the prior art is simple in structure and transmission process, and thereby a user can conveniently adjust the focal length of the optical engine, the best projection definition of the projector is achieved, dimension of the projector is reduced, and the projector is convenient for the user to carry.
Description
Technical field
The utility model relates to projector or projector field, particularly a kind of projector that is used to be convenient for carrying and make things convenient for the adjusting ray machine.
Background technology
Projector be owing to can be amplified to display frame existing TV or display is beyond one's reach on the large scale display screen, thereby uses also more and more widely.
Development along with technology, the volume of projector is also more and more littler, adapting to people more carries, projector is when carrying out projection, usually need be according to separation between the screen of the ray machine of projector and projection, ray machine is finely tuned, the most clear wash rice of image that makes projection, so usually the micromatic setting that ray machine is finely tuned need be set in the projector.
Existing projector such as number of patent application are 201020240346.6 micro projector focus adjusting mechanism, this micro projector focus adjusting mechanism, comprise regulator, rotating shaft, fixedly link stopper, drive block, back-up ring and shell, this regulator is set to driving lever or knob structure, this rotating shaft and fixing threaded after the link stopper socket, socket regulator in rotating shaft, its lower end socket drive block, drive block and rotating shaft are slidingly matched; When rotating shaft was rotated, drive block can not rotate around the axis, and held in showing of drive block to connect the projection imaging lens barrel, and drive block is positioned in the rotating shaft by the back-up ring that both sides are provided with.When regulator rotates, drive the axle axle and move along the fixed stop screw thread, relative translation also takes place in rotating shaft when rotating, thereby drive the drive block opposite shell relative translation takes place, and realizes focusing.Though this structure can realize focusing, its complex structure, transmission efficiency is low; This structural volume is big simultaneously, does not utilize the miniaturization with projector.
Existing regulating device adopts turbine and scroll bar cooperation carrying out transmission, realizes the position of ray machine is moved, and then realizes the focal length of ray machine is regulated, this structure drive connection complexity, transmission efficiency is low, and this structural volume is big simultaneously, does not utilize the miniaturization with projector.
The utility model content
The technical matters that the utility model mainly solves provides a kind of portable translucent machine, and this portable translucent machine can avoid the turbine worm transmission efficiency low, and the volume that the while complex structure causes is big, thereby improves transmission efficiency, reduces volume.
In order to address the above problem, the utility model provides a kind of portable translucent machine, this portable translucent machine comprises: the shell that is made of upper casing and the lower casing that cooperates with upper casing, described upper casing cooperates the formation storage cavity with lower casing, be provided with pcb board in this cavity, this pcb board is provided with projector's control circuit and the ray machine that is connected with this control circuit, wherein, also is provided with the focus control of focusing that is connected with ray machine on described shell.
Say that further described focus control comprises and be provided with the adjuster bar that externally threaded bolt and an end are provided with internal thread, this bolt external thread cooperates with adjuster bar by internal thread, and this adjuster bar is provided with limiting component, and this bolt one end is connected with ray machine by fixture.
Say that further described limiting component is an annular protrusion.
Say that further this limiting component is at least two when protruding, at least two projectioies are evenly distributed on the outside of bolt, and each projection is positioned on the same circle.
Say that further the other end of described adjuster bar is provided with anti-skidding portion.
Say that further described anti-skidding portion comprises a plurality of and anti-slip tank or tread plate the adjuster bar axially parallel.
Say that further described focus control comprises that an end is provided with externally threaded adjuster bar, this adjuster bar is provided with limiting component, and this adjuster bar is provided with external thread one end and is threaded with ray machine.
Say that further described limiting component is an annular protrusion.
Say that further this limiting component is at least two when protruding, at least two projectioies are evenly distributed on the outside of bolt, and each projection is positioned on the same circle.
Say that further the other end of described adjuster bar is provided with anti-skidding portion, this anti-skidding portion comprises a plurality of and anti-slip tank or tread plate the adjuster bar axially parallel.
The utility model portable translucent machine, the shell that constitutes by upper casing and the lower casing that cooperates with upper casing, described upper casing cooperates the formation storage cavity with lower casing, be provided with pcb board in this cavity, this pcb board is provided with projector's control circuit and the ray machine that is connected with this control circuit, wherein, on described shell, also be provided with the focus control of focusing that is connected with ray machine.Described focus control comprises and is provided with the adjuster bar that externally threaded bolt and an end are provided with internal thread, and this bolt external thread cooperates with adjuster bar by internal thread, and this adjuster bar is provided with limiting component, and this bolt one end is connected with ray machine by fixture.In when work, rotate by regulating spacing adjuster bar on shell, because this adjuster bar can only rotate under the effect of limiting component, so this bolt also does parallel moving simultaneously rotating, and advances parallel mobile and drive with the ray machine of bolt by fixture; When regulating,, make ray machine produce translation by the rotation of adjuster bar.Compared with prior art,, make things convenient for the user that the focal length of ray machine is regulated, make this projector reach the best clear wash rice degree of projection, reduce the volume of projector, make things convenient for the user to carry because this focus control structure and transmission process are simple.
Described focus control can also adopt an end to be provided with externally threaded adjuster bar, and this adjuster bar is provided with limiting component, and this adjuster bar is provided with external thread one end and is threaded with ray machine.In adjustment process, the external thread on the adjuster bar directly and the screw thread on the ray machine cooperate, its principle of work with state identically, but its structure is simpler, reliable operation reduces cost.
Described limiting component is an annular protrusion, and it is more steady that adjuster bar is cooperated with shell in rotation process.This limiting component is at least two when protruding, and at least two projectioies are evenly distributed on the outside of bolt, and each projection is positioned on the same circle.
The other end of described adjuster bar is provided with anti-skidding portion, comprises that anti-skidding portion comprises a plurality of and anti-slip tank or tread plate the adjuster bar axially parallel, can make more convenient user focus.
Description of drawings
Fig. 1 is the utility model portable translucent machine example structure synoptic diagram.
Fig. 2 is that real another of the utility model portable translucent machine executed routine structural representation.
Below in conjunction with embodiment, and with reference to accompanying drawing, realization, functional characteristics and the advantage of the utility model purpose is described further.
Embodiment
As shown in Figure 1, the utility model provides a kind of portable translucent machine embodiment.
This portable translucent machine comprises: the shell that is made of upper casing 1 and the lower casing (accompanying drawing does not indicate) that cooperates with upper casing 1, described upper casing 1 cooperates the formation storage cavity with lower casing, be provided with pcb board (accompanying drawing does not indicate) in this cavity, this pcb board is provided with projector's control circuit (accompanying drawing does not indicate) and the ray machine 2 that is connected with this control circuit, wherein, on described shell, also be provided with the focus control of focusing that is connected with ray machine 3, described focus control comprises and is provided with the adjuster bar 3 that externally threaded bolt 4 and an end are provided with internal thread, these bolt 4 external threads cooperate with adjuster bar 3 by internal thread, this adjuster bar 3 is provided with limiting component 32, and these bolt 4 one ends are connected with ray machine 2 by fixture 5.
When work, rotate by regulating spacing adjuster bar 3 on shell (upper casing 1), because this adjuster bar 3 can only rotate under the effect of limiting component 32, so adjuster bar 3 is when rotating, with the bolt 4 of adjuster bar 3 threaded engagement when rotating along bolt 4 or adjuster bar 3 directions are parallel moves.Because bolt 4 is connected with ray machine by fixture 5, parallel when mobile at bolt 4 along adjuster bar 3, the ray machine certainty and the bolt 4 same moved further of described bolt, this ray machine 2 is realized the adjusting of its focal length in moving process.Compared with prior art,, make things convenient for the user that the focal length of ray machine is regulated, make this projector reach the best clear wash rice degree of projection, reduce the volume of projector, make things convenient for the user to carry because this focus control structure and transmission process are simple.
In the present embodiment, described limiting component 32 is can annular protrusion, also can constitute by at least two projectioies, when described limiting component 32 is made of at least two projectioies, at least two projectioies are evenly distributed on the outside of bolt 4, and each projection is positioned on the same circle, can be so that adjuster bar 3 cooperates more flat more smooth and easy in the focusing process with shell.
The other end of described adjuster bar 3 is provided with anti-skidding 31, and anti-skidding 31 comprises a plurality of and anti-slip tank or tread plates adjuster bar 3 axially parallels.
Also be provided with louvre 11 on the described upper casing 1, the heat that produces when this louvre 11 can be worked projector distributes.
As shown in Figure 2, the utility model also provides another kind of portable translucent machine embodiment.
This portable translucent machine comprises: the shell that is made of upper casing 1 and the lower casing (accompanying drawing does not indicate) that cooperates with upper casing 1, described upper casing 1 cooperates the formation storage cavity with lower casing, be provided with pcb board (accompanying drawing does not indicate) in this cavity, this pcb board is provided with projector's control circuit (accompanying drawing does not indicate) and the ray machine 2 that is connected with this control circuit, wherein, on described shell, also be provided with the focus control of focusing that is connected with ray machine 3, described focus control comprises that an end is provided with externally threaded adjuster bar 3, this adjuster bar 3 is provided with limiting component 32, and this adjuster bar 3 is provided with external thread one end and is threaded with ray machine 2.
When work, rotate by regulating spacing adjuster bar 3 on shell (upper casing 1), because this adjuster bar 3 can only rotate under the effect of limiting component 32, when therefore adjuster bar 3 rotates, parallel mobile in adjuster bar 3 directions with the ray machine 2 of adjuster bar 3 threaded engagement, this ray machine 2 is realized the adjusting of its focal length in moving process.Compared with prior art,, make things convenient for the user that the focal length of ray machine is regulated, make this projector reach the best clear wash rice degree of projection, reduce the volume of projector, make things convenient for the user to carry because this focus control structure and transmission process are simple.
In adjustment process, the external thread on the adjuster bar directly and the screw thread on the ray machine cooperate, its principle of work with state identically, but its structure is simpler, reliable operation reduces cost.
Described limiting component is an annular protrusion, and it is more steady that adjuster bar is cooperated with shell in rotation process.This limiting component is at least two when protruding, and at least two projectioies are evenly distributed on the outside of bolt, and each projection is positioned on the same circle.
The other end of described adjuster bar is provided with anti-skidding portion, comprises that anti-skidding portion comprises a plurality of and anti-slip tank or tread plate the bolt axially parallel, can make more convenient user focus.
The above only is a preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. portable translucent machine, comprise the shell that is made of upper casing and the lower casing that cooperates with upper casing, described upper casing cooperates with lower casing and forms storage cavity, is provided with pcb board in this cavity, this pcb board is provided with projector's control circuit and the ray machine that is connected with this control circuit, it is characterized in that:
On described shell, also be provided with the focus control of focusing that is connected with ray machine.
2. portable translucent machine according to claim 1 is characterized in that:
Described focus control comprises and is provided with the adjuster bar that externally threaded bolt and an end are provided with internal thread, and this bolt external thread cooperates with adjuster bar by internal thread, and this adjuster bar is provided with limiting component, and this bolt one end is connected with ray machine by fixture.
3. portable translucent machine according to claim 2 is characterized in that:
Described limiting component is an annular protrusion.
4. according to claim 2 or 3 described portable translucent machines, it is characterized in that:
This limiting component is at least two when protruding, and at least two projectioies are evenly distributed on the outside of bolt, and each projection is positioned on the same circle.
5. according to claim 2 or 3 described portable translucent machines, it is characterized in that:
The other end of described adjuster bar is provided with anti-skidding portion.
6. portable translucent machine according to claim 5 is characterized in that:
Described anti-skidding portion comprises a plurality of and anti-slip tank or tread plate the adjuster bar axially parallel.
7. portable translucent machine according to claim 1 is characterized in that:
Described focus control comprises that an end is provided with externally threaded adjuster bar, and this adjuster bar is provided with limiting component, and this adjuster bar is provided with external thread one end and is threaded with ray machine.
8. portable translucent machine according to claim 7 is characterized in that:
Described limiting component is an annular protrusion.
9. according to claim 7 or 8 described portable translucent machines, it is characterized in that:
This limiting component is at least two when protruding, and at least two projectioies are evenly distributed on the outside of bolt, and each projection is positioned on the same circle.
10. according to claim 7 or 8 described portable translucent machines, it is characterized in that:
The other end of described adjuster bar is provided with anti-skidding portion, and this anti-skidding portion comprises a plurality of and anti-slip tank or tread plate the adjuster bar axially parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201754578U CN202093306U (en) | 2011-05-26 | 2011-05-26 | Portable projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201754578U CN202093306U (en) | 2011-05-26 | 2011-05-26 | Portable projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202093306U true CN202093306U (en) | 2011-12-28 |
Family
ID=45368363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201754578U Expired - Fee Related CN202093306U (en) | 2011-05-26 | 2011-05-26 | Portable projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202093306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981235A (en) * | 2012-12-17 | 2013-03-20 | 天津港东科技发展股份有限公司 | Coarse-pitch one-dimensional vertical lifting adjustment rack |
| WO2013097451A1 (en) * | 2011-12-30 | 2013-07-04 | Zhao Hui | Ray machine focus adjustment mechanism for micro projector |
-
2011
- 2011-05-26 CN CN2011201754578U patent/CN202093306U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097451A1 (en) * | 2011-12-30 | 2013-07-04 | Zhao Hui | Ray machine focus adjustment mechanism for micro projector |
| CN102981235A (en) * | 2012-12-17 | 2013-03-20 | 天津港东科技发展股份有限公司 | Coarse-pitch one-dimensional vertical lifting adjustment rack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUA BAOJIAN Free format text: FORMER OWNER: GUANGXI JIAWEI ELECTRONICS TECHNOLOGY CO., LTD. Effective date: 20150206 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 530000 NANNING, GUANGXI ZHUANG AUTONOMOUS REGION TO: 224024 YANCHENG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150206 Address after: 224024 Jiangsu province Yancheng City District Road No. 8 Ge Wu Zhen Xing Wu Patentee after: Hua Baojian Address before: XIXIANGTANG district headquarters 530000 Nanning Road, the Guangxi Zhuang Autonomous Region No. 3 Chinese ASEAN headquarter base two No. 5 factory Patentee before: Guangxi Jiaway Electronics Technology Co., Ltd. |
|
| DD01 | Delivery of document by public notice |
Addressee: Hua Baojian Document name: Notification of Passing Examination on Formalities |
|
| DD01 | Delivery of document by public notice |
Addressee: Hua Baojian Document name: Notification of Decision on Request for Restoration of Right |
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| DD01 | Delivery of document by public notice |
Addressee: Lu Ping Document name: Notification of Passing Examination on Formalities |
|
| DD01 | Delivery of document by public notice |
Addressee: Hua Baojian Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: Hua Baojian Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20150526 |
|
| EXPY | Termination of patent right or utility model |