CN206993310U - A kind of ray machine focusing structure of portable projector - Google Patents
A kind of ray machine focusing structure of portable projector Download PDFInfo
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- CN206993310U CN206993310U CN201720696577.XU CN201720696577U CN206993310U CN 206993310 U CN206993310 U CN 206993310U CN 201720696577 U CN201720696577 U CN 201720696577U CN 206993310 U CN206993310 U CN 206993310U
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- focusing
- ray machine
- cone tooth
- axle
- wheel
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Abstract
The utility model discloses a kind of ray machine focusing structure of portable projector, is arranged on the side of ray machine, including bores tooth focusing wheel, cone tooth focusing drive, axle of focusing, focusing movable pulley, ray machine poke rod and bevel gear fixed support；Cone tooth focusing wheel is rotatably mounted on focusing wheel fixed support, and is engaged with cone tooth focusing drive；Cone tooth focusing drive is rotationally mounted on focusing wheel fixed support, and is provided with first through hole；Focusing axle coordinates through first through hole with cone tooth focusing drive end face rotation stop realizes that synchronous axial system is connected, and realizes and be threadedly coupled with focusing movable pulley through focusing wheel fixed support；The outer end of ray machine poke rod is socketed on the side of the focusing movable pulley, and its inner zooming section with ray machine is connected through a screw thread.The utility model can realize that microspur steadily with stroke protect by focusing in the case that focusing line-spacing is too short, stroke is not protected miniaturization ray machine.
Description
Technical field
A kind of focusing focus set is the utility model is related to, more particularly to a kind of ray machine focusing knot of portable projector
Structure.
Background technology
Portable projector is also known as pocket-type projecting apparatus, TRT-3M Portable projectors, mainly passes through 3M LCOS RGB tri-
Color projection light machine and 720P piece decoding techniques, the huge projector's exquisitenessization of tradition, portability, microminiaturization, entertainment orientation, practicality
Change, make shadow casting technique more closeness to life and amusement.Accordingly, the ray machine as portable projector core component also tends to small
Type and integrated design, but this often reaches section space-efficient purpose to sacrifice and shorten focusing line-spacing, causes focusing to be gone
Away from steady reduce with controllability.Focusing is realized on miniaturization ray machine, eccentric cam coordinates rail structure technology transmission to be present
Unstable and failure transmission, wheel and rack coordinate regulation transmission that space-consuming disaster is applied to narrow space to be present,
Other bipyramid tooth transmission can be achieved on motion theory repeatedly using eccentric, but require high to assembly precision, applies and is focused in ray machine
In the case that line-spacing is too short, effective travel can be shortened and assembled the shortcomings that cumbersome.
Utility model content
The purpose of this utility model is the deficiency for overcoming prior art, there is provided a kind of ray machine focusing of portable projector
Structure, Projector Space is narrow and small and miniaturization ray machine can realize microspur in the case that focusing line-spacing is too short, stroke is not protected
Steady focusing is protected with stroke.
Technical scheme is used by the utility model solves its technical problem：
A kind of ray machine focusing structure of portable projector, the side of ray machine is arranged on, including：Bore tooth focusing wheel, cone tooth
Focusing drive, focusing axle, focusing movable pulley, ray machine poke rod and bevel gear fixed support；The cone tooth focusing wheel is rotatable
Ground is fixed on the focusing wheel fixed support, and is engaged with the cone tooth focusing drive；The cone tooth focusing drive can
Rotationally mount on the focusing wheel fixed support, and be provided with first through hole；It is described focusing axle through the first through hole with
Cone tooth focusing drive end face rotation stop, which coordinates, realizes that synchronous axial system connects, and takes turns fixed support and focusing through the focusing
Movable pulley realizes threaded connection；The outer end of the ray machine poke rod is socketed on the side of the focusing movable pulley, its it is inner with
The zooming section of the ray machine is connected through a screw thread.
The focusing wheel fixed support includes the first support column and the second support column.
The cone tooth focuses drive between first support column and the second support column；On first support column
Provided with the second through hole, second support column is provided with third through-hole；The focusing axle sequentially passes through second through hole, first
Through hole and third through-hole, it is sequentially connected and connects with the cone tooth focusing drive and focusing movable pulley.
The focusing axle interlude is provided with end face rotation stop axle, and the cone tooth focusing drive is carried out with the end face rotation stop axle
End face rotation stop coordinates realization to be connected with the focusing axle synchronous axial system.
The focusing axle afterbody is provided with external screw thread, and the male thread portion of described focusing axle through the third through-hole and is adjusted
Screw-internal thread fit in burnt movable pulley realizes connection.
The focusing wheel fixed support also includes the 3rd support column；It is described focusing movable pulley be located at second support column with
Between 3rd support column.
The cone tooth focusing wheel is fixed on below the focusing wheel fixed support.
The focusing structure also includes a latch, and the cone tooth focusing wheel passes through the latch and the fixed branch of focusing wheel
Frame is fixedly connected.
The bevel gear fixed support is a part for support, and the ray machine is connected with the support by screw.
Ray machine focusing structure of the present utility model, which includes cone tooth focusing, takes turns, bores tooth focusing drive, focusing axle, focusing cunning
Driving wheel, ray machine poke rod and bevel gear fixed support；In use, directly rotating cone tooth focusing is taken turns, by being driven with cone tooth focusing
The engagement of wheel drives focusing axle and focusing movable pulley or so fine motion to stir ray machine poke rod, and then realizes to the steady focusing of ray machine,
And realize stroke protection and save space.
The utility model is described in further detail below in conjunction with drawings and Examples, but one kind of the present utility model is just
The ray machine focusing structure for taking formula projecting apparatus is not limited to embodiment.
Brief description of the drawings
Fig. 1 is the utility model structural decomposition diagram；
Fig. 2 is the left view of the utility model structure；
Fig. 3 is the right view of the utility model structure；
Fig. 4 is the top view of the utility model structure；
Fig. 5 is the upward view of the utility model structure；
Fig. 6 is the front view of the utility model structure；
Fig. 7 is the rearview of the utility model structure.
Reference：1st, latch, 2, cone tooth focusing wheel, 3, cone tooth focusing drive, 31, first through hole, 4, focusing axle,
41st, end face rotation stop axle, 42, external screw thread, 5, focusing movable pulley, 6, ray machine poke rod, 7, support, 71, focusing wheel fixed support,
711st, the first support column, the 712, second support column, the 713, second through hole, 714, third through-hole, the 715, the 3rd support column.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to shown in Fig. 1 to Fig. 7, a kind of ray machine focusing structure of portable projector, the side of ray machine 8 is arranged on, is wrapped
Include：Bore tooth focusing wheel 2, cone tooth focusing drive 3, focusing axle 4, focusing movable pulley 5, ray machine poke rod 6 and bevel gear and fix branch
Frame 71；The cone tooth focusing wheel 2 is rotatably mounted on the focusing wheel fixed support 71, the cone tooth focusing wheel 2 and institute
Cone tooth focusing drive 3 is stated to engage；The cone tooth focusing drive 3 is rotationally mounted in the focusing wheel fixed support 71
On, and it is provided with first through hole 31；The focusing axle 4 stops through the first through hole 31 and cone tooth focusing drive 3 end face
Turn cooperation and realize that synchronous axial system connects, and realize and be threadedly coupled with focusing movable pulley 5 through the focusing wheel fixed support 71；Institute
State ray machine poke rod 6 outer end be socketed in it is described focusing movable pulley 5 side on, the ray machine poke rod 6 it is inner with it is described
The zooming section of ray machine 8 is connected through a screw thread.In use, directly rotating cone tooth focusing takes turns 2, by with boring tooth focusing drive 3
Engagement drive focusing axle 4 and the focusing fine motion of movable pulley 5 or so to stir ray machine poke rod, and then realize to the steady focusing of ray machine,
And realize stroke protection and save space.
Further, the focusing wheel fixed support 71 includes the first support column 711 and the second support column 712.
Further, the cone tooth focuses drive 3 between the support column 712 of the first support column 711 and second
So as to realize end face stroke limit；First support column 711 is provided with the second through hole 713, is set on second support column 712
There is third through-hole 714；The focusing axle 4 sequentially passes through the second through hole 713 of first support column 711, cone tooth focusing transmission
The third through-hole 714 of the support column 712 of first through hole 31 and second of wheel 3, with the cone tooth focusing drive 3 and focusing movable pulley
5 are sequentially connected and connect.
Further, the focusing interlude of axle 4 is provided with end face rotation stop axle 41, the cone tooth focus drive 3 with it is described
End face rotation stop axle 41 carries out end face rotation stop and coordinates realization to be connected with the focusing synchronous axial system of axle 4.When the focusing axle 4 inserts,
End face rotation stop axle 41 is between the support column 712 of the first support column 711 and second, the cone tooth focusing drive 3 first
Through hole 31 is stuck on the end face rotation stop axle 41, so as to realize the cone tooth focusing drive 3 and the focusing synchronous axial system of axle 4
When connection, i.e. manual rotating cone tooth focusing wheel 2, by with the cone tooth focus drive 3 engage rotation is passed to it is described
Focusing axle 4.
Further, the focusing afterbody of axle 4 is provided with external screw thread 42, and the male thread portion of described focusing axle 4 passes through institute
State third through-hole 714 and realize connection with the screw-internal thread fit in movable pulley 5 of focusing.During manual rotating cone tooth focusing wheel, by with
Rotation is passed to the focusing axle 4 by the engagement of the cone tooth focusing drive 3, by the cooperation of screw thread, is by rotational transform
Horizontally slip.Horizontally slipping for the focusing movable pulley 5, stirs ray machine poke rod 6 and realizes left and right fine motion described in drive.
Further, the focusing wheel fixed support 71 also includes the 3rd support column 715；The focusing movable pulley 5 is located at
Between the support column 715 of second support column 712 and the 3rd, for carrying out stroke-limit to horizontally slipping for focusing movable pulley 5
Protection.
Further, the cone tooth focusing wheel 2 is fixed on the lower section of focusing wheel fixed support 71, easy to adjust.
Further, the focusing structure also includes a latch 1, the cone tooth focusing wheel 2 by the latch 1 with it is described
Focusing wheel fixed support 71 is fixedly connected.Use latch 1 so that convenient disassembly.
Further, the bevel gear fixed support 71 be support 7 a part, i.e., described bevel gear fixed support 71 with
7 integrated setting of support, the ray machine 8 are connected with the support 7 by screw, and part is arranged in the support 7.
Further, the ray machine focusing structure also include one be used for radiate radiating module group 9, the radiating module group 9 with it is described
Support 7 is connected by screw.
The course of work of the present utility model is as follows：
Latch 1 will bore tooth focusing wheel 2 and be fixed on the lower section of bevel gear fixed support 71, and manual cone governor tooth focusing wheel 2 is realized
Rotate, the engagement band mantle tooth focusing drive 3 of cone tooth focusing wheel 2 and cone tooth focusing drive 3 rotates, and cone tooth focusing passes
The end face rotation stop of driving wheel 3 and axle 4 of focusing, which coordinates, drives focusing axle 4 to rotate, and the screw thread of focusing axle 4 and movable pulley 5 of focusing coordinates and made
Rotation is converted to left and right microspur and slided, while by the left and right gap of bevel gear fixed support 71 and focusing movable pulley 5 Lai spacing row
Journey is protected, and focusing movable pulley 5 or so microspur, which slides, drives ray machine poke rod 6 to realize that microspur focusing acts.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (9)
1. a kind of ray machine focusing structure of portable projector, it is arranged on the side of ray machine (8), it is characterised in that including：Bore tooth
Focusing wheel (2), cone tooth focusing drive (3), focusing axle (4), focusing movable pulley (5), ray machine poke rod (6) and bevel gear are fixed
Support (71)；The cone tooth focusing wheel (2) is rotatably mounted on focusing wheel fixed support (71), and with the cone tooth
Drive (3) of focusing engages；The cone tooth focusing drive (3) is rotationally mounted in the focusing wheel fixed support (71)
On, and it is provided with first through hole (31)；The focusing axle (4) bores tooth focusing drive through the first through hole (31) with described
(3) end face rotation stop, which coordinates, realizes that synchronous axial system connects, and real through the focusing wheel fixed support (71) and focusing movable pulley (5)
Now it is threadedly coupled；The outer end of the ray machine poke rod (6) is socketed on the side of the focusing movable pulley (5), its inner and institute
The zooming section for stating ray machine (8) is connected through a screw thread.
2. the ray machine focusing structure of portable projector according to claim 1, it is characterised in that：The focusing wheel is fixed
Support (71) includes the first support column (711) and the second support column (712).
3. the ray machine focusing structure of portable projector according to claim 2, it is characterised in that：The cone tooth focusing passes
Driving wheel (3) is between first support column (711) and the second support column (712)；First support column (711) is provided with
Second through hole (713), second support column (712) are provided with third through-hole (714)；The focusing axle (4) sequentially passes through institute
The second through hole (713), first through hole (31) and third through-hole (714) are stated, is slided with the cone tooth focusing drive (3) and focusing
Wheel (5), which is sequentially connected, to be connect.
4. the ray machine focusing structure of portable projector according to claim 3, it is characterised in that：The focusing axle (4)
Interlude is provided with end face rotation stop axle (41), and the cone tooth focusing drive (3) carries out end face with the end face rotation stop axle (41) and stopped
Turn to coordinate realization to be connected with described focusing axle (4) synchronous axial system.
5. the ray machine focusing structure of portable projector according to claim 3, it is characterised in that：The focusing axle (4)
Afterbody is provided with external screw thread (42), and the male thread portion of described focusing axle (4) slides through the third through-hole (714) and focusing
The screw-internal thread fit taken turns in (5) realizes connection.
6. the ray machine focusing structure of portable projector according to claim 2, it is characterised in that：The focusing wheel is fixed
Support (71) also includes the 3rd support column (715)；The focusing movable pulley (5) is located at second support column (712) and the 3rd
Between support column (715).
7. the ray machine focusing structure of portable projector according to claim 2, it is characterised in that：The cone tooth focusing wheel
(2) it is fixed on below the focusing wheel fixed support (71).
8. the ray machine focusing structure of portable projector according to claim 7, it is characterised in that：The focusing structure is also
Including a latch (1), the cone tooth focusing takes turns (2) and takes turns the fixed company of fixed support (71) by the latch (1) and the focusing
Connect.
9. the ray machine focusing structure of portable projector according to claim 1, it is characterised in that：The bevel gear is fixed
Support (71) is a part for support (7), and the ray machine (8) is connected with the support (7) by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720696577.XU CN206993310U (en) | 2017-06-15 | 2017-06-15 | A kind of ray machine focusing structure of portable projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720696577.XU CN206993310U (en) | 2017-06-15 | 2017-06-15 | A kind of ray machine focusing structure of portable projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206993310U true CN206993310U (en) | 2018-02-09 |
Family
ID=61395534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720696577.XU Active CN206993310U (en) | 2017-06-15 | 2017-06-15 | A kind of ray machine focusing structure of portable projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206993310U (en) |
-
2017
- 2017-06-15 CN CN201720696577.XU patent/CN206993310U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180813 Address after: 363000 1 buildings of Jingcheng Malata Industrial Park, Nanjing County, Zhangzhou, Fujian. Patentee after: Zhangzhou Malata Technology Co., Ltd. Address before: 363000 Malata (Nanjing) Industrial Park, Nanjing, Zhangzhou, Fujian Patentee before: Nanjing Malata Technology Co., Ltd. |