CN108710252A - A kind of projection arrangement - Google Patents
A kind of projection arrangement Download PDFInfo
- Publication number
- CN108710252A CN108710252A CN201810407470.8A CN201810407470A CN108710252A CN 108710252 A CN108710252 A CN 108710252A CN 201810407470 A CN201810407470 A CN 201810407470A CN 108710252 A CN108710252 A CN 108710252A
- Authority
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- China
- Prior art keywords
- soft
- dustband
- projection lens
- hole
- movable member
- 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.)
- Granted
Links
- 125000004122 cyclic group Chemical group 0.000 claims description 29
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Lens Barrels (AREA)
Abstract
The present invention discloses a kind of projection arrangement, and with projection lens, projection arrangement includes：Soft dustband, fixing piece, movable member and moving part.Soft dustband has opposite the first side and the second side；Fixing piece connects the first side of soft dustband, and fixing piece has the second hole to house the soft dustband in part；Moving part is set between movable member and fixing piece and moving part is fixedly connected with the second side of movable member and soft dustband；In in use, projection lens is connect with movable member, movable member drives projection lens to be moved to first object position, while the second end of soft dustband being driven to be moved to the first deformation position with moving for projection lens so that soft dustband is in the first form.The projection arrangement of the present invention, no matter which kind of position projection lens is in, and when projection lens is removed, movable member, moving part and soft dustband maintain on the position currently to match, and convenient for the installation of new projection lens.
Description
Technical field
The present invention relates to a kind of projection arrangement more particularly to a kind of throwings for being conveniently replaceable projection lens and ensuring dust-proof effect
Image device.
Background technology
With technological progress, projector generally enters teaching field, office automation and some public situations.At present
Most of projector all carries electronic camera lens, can in above-below direction or left and right directions ensures bigger camera lens movement width
Degree, for that purpose it is necessary to ensure between the opening of casing to ensure before the projection lens and liquid crystal projector according to camera lens mobile range
Sufficiently large gap.The larger gap that casing is open before but not only impairs appearance, also results in dust and is easily accessible
Problem in projector housing.The dust control technology of current movement camera lens is, for example, by fixed using position in camera lens surrounding
Sponge (or rubber ring) wraps up camera lens, makes sponge and camera lens gapless, the other end and cabinet of sponge are also gapless fitting
Together, stop the entrance of extraneous dust.When replacing camera lens, since the position of sponge (or rubber ring) is fixed, need
Camera lens is first moved to center, is then dismantled again, it is inconvenient for use；If not moving lens, camera lens is being reinstalled
When it is possible that the case where sponge (or rubber ring) and projection lens are interfered.
Invention content
The purpose of the present invention is to provide a kind of projection arrangement, with convenient for users to replacing projection lens and can ensure to throw
The dust-proof effect of image device.
In order to achieve the above object, the present invention proposes a kind of projection arrangement, and with projection lens, which includes：
There is soft dustband the first hole, the soft dustband to have opposite the first side and the second side；
Fixing piece, connects first side of the soft dustband, which has the second hole should with accommodating part
Soft dustband；
Movable member has third hole；And
Moving part has the 4th hole so that the projection lens passes through and abut the outer rim of the projection lens, the moving part
Be set between the movable member and the fixing piece and the moving part be fixedly connected the movable member and the soft dustband this second
Side；
Wherein, in use, the projection lens pass through first hole, third hole and the 4th hole and with this it is movable
Part connects, and it is remote adjacent to the projection lens and first side to compare second side for second side of the soft dustband at this time
From the projection lens, which drives the projection lens to be moved to first object position, while the movable member passes through the gearing
Part drives the second end of the soft dustband to be moved to the first deformation position with moving for the projection lens, and making should
Soft dustband is in the first form.
As optional technical solution, new projection lens are needed to change when the projection lens is moved to the first object position
Head then removes the projection lens directly from the first object position, and the soft dustband maintains first form at this time.
As optional technical solution, which has multiple tracks pleat between first side and second side
Wrinkle, which deforms upon conducive to the soft dustband, when the movable member drives the projection lens to be moved to the second target
Position, while the movable member is by the moving part drives the movement of the second end of the soft dustband with the projection lens
It is moved to the second deformation position, and so that the soft dustband is in the second form, second target location and the first object position
Difference is set, second form is different from first form.
As optional technical solution, which has the first intermediate region and first edge region, the first edge
Region is located at the periphery of first intermediate region, which has the third hole, and the moving part is in first side
Edge region is fixedly connected with the movable member.
As optional technical solution, which has the first element and second element being connected, the first element
With third end and the 4th end, which connect with the movable member, and the 4th end is connect with the second element.
As optional technical solution, which has the second intermediate region and second edge region, second side
Edge region is located at the periphery of second intermediate region, which has the 4th hole, the first element this
Four ends are connect in the second edge region with the second element.
As optional technical solution, which also includes the first moisture-proof circle, which surrounds the 4th hole
Hole has the first cyclic annular locating slot, which is set in the first cyclic annular locating slot and at least partly this is first moisture-proof
Circle exposes to the first cyclic annular locating slot, and when projection lens assembling finishes, the first moisture-proof circle is tight against the projection lens
Outer rim.
As optional technical solution, which has the second cyclic annular positioning region around second hole, this is soft anti-
First side of konisphere has the second cyclic annular locating slot, which positions with the second cyclic annular locating slot cooperation
Connection.
As optional technical solution, which also has third ring-type locating slot around the 4th hole, and should
Adjacent to the first cyclic annular locating slot, second side of the soft dustband positions third ring-type locating slot with third ring-type
Portion, the third ring-type positioning region are located in the third ring-type locating slot.
As optional technical solution, for the opening of the first cyclic annular locating slot towards the 4th hole, the third ring-type is fixed
The opening of position slot deviates from the 4th hole.
First side of the projection arrangement of the present invention, soft dustband is fixedly connected on fixing piece, the connection of the second side
In moving part.After projection lens assembles, user according to actual needs by movable member to the position of projection lens into
Row adjustment, in the process, the second side of moving part and soft dustband follows moving for projection lens and is moved
It is dynamic so that movable member, moving part, soft dustband are in the position to match；And when projection lens directly from current location more
When changing, movable member, moving part and soft dustband can maintain current location, that is, to be maintained at the state being mutually matched, to
No matter which kind of position projection lens is in, and when projection lens is removed, movable member, moving part and soft dustband maintain
On the position currently to match, and convenient for the installation of new projection lens.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Description of the drawings
Fig. 1 is the partial sectional view of the projection arrangement of the present invention；
Fig. 2 is the sectional perspective schematic diagram of the projection arrangement of the present invention；
Fig. 3 is the sectional perspective sectional view of the projection arrangement of the present invention.
Specific implementation mode
The explanation of following embodiment is to refer to additional schema, to illustrate the particular implementation that the present invention can be used to implement
Example.The direction term that the present invention is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", " side " etc. are only references
The direction of annexed drawings.Therefore, the direction term used is to illustrate and understand the present invention, rather than to limit the present invention.
In the examples below, in various figures, same section is to be given the same reference numerals.
It is the partial sectional view of the projection arrangement of the present invention to please refer to Fig.1 to Fig. 3, Fig. 1；Fig. 2 is the projection dress of the present invention
The sectional perspective schematic diagram set；Fig. 3 is the sectional perspective sectional view of the projection arrangement of the present invention.The projection arrangement 1000 of the present invention
With projection lens 2000.Specifically, projection arrangement 1000 include soft dustband 100, fixing piece 200, movable member 300 and
Moving part 400.Soft dustband 100 has the first hole 101 so that projection lens 2000 passes through.Soft dustband 100 has
Opposite the first side 110 and the second side 120.As shown in Figure 1, soft dustband 100 is single layer mantle circle, it is assumed that soft anti-
The front view of konisphere 100 is an annulus, and above-mentioned annulus has the first center of circle O1, and (first center of circle also can be considered the first hole 101
The center of circle), the first side 110 is located at using the first center of circle O1 as the first circumference C1 in the center of circle, and the second side 120 is located at first center of circle
O1 is that second the circumference C2, the first circumference C1 in the center of circle is located at the periphery of the second circumference C2, i.e. the second side is compared in the first side 110
The center of circle of 120 the first holes of distance 101 is farther.
As shown in Figure 1, fixing piece 200 connects the first side 110 of soft dustband 100, fixing piece 200 has the second hole
Hole 201 is with the soft dustband in accommodating part 100.In practical operation, fixing piece 200 can be additionally used in fixed other elements, such as DMD
HSG.There is movable member 300 third hole 301, moving part 400 to have the 4th hole 401 so that projection lens 2000 passes through and supports
The outer rim of projection lens 2000 is connect, moving part 400 is set between movable member 300 and fixing piece 200 and moving part 400 is fixed and connected
Connect the second side 120 of movable member 300 and soft dustband 100.
In in use, projection lens 2000 pass through the first hole 101, third hole 301 and the 4th hole 401 and with it is movable
Part 300 connects.The second side 120 of soft dustband 100 compares second adjacent to projection lens 2000 and the first side 110 at this time
Far from projection lens 2000, movable member 300 drives projection lens 2000 to be moved to first object position, while movable for side 120
Part 300 drives the second side 120 of soft dustband 100 to be moved with the movement of projection lens 2000 by moving part 400
To the first deformation position, and so that soft dustband 100 is in the first form.It should be noted that for convenience of explanation, in Fig. 2
Only depict subelement.
In practical operation, movable member 300 can have the first drivening piece and the second drivening piece, such as the first drivening piece can drive
Projection lens 2000 is moved in upper and lower directions, and the second drivening piece can drive projection lens 2000 to be moved up in right and left, so
One, projection lens 2000 can be made to be subjected to displacement and reach target location in extremely less than two dimensions.Below with only in upper and lower
Movement i.e. reachable target location in direction is illustrated, it is assumed that at the beginning of projection lens 2000 is completed, moving part 400
The center of circle of 4th hole 401 is overlapped in the projection on fixing piece 200 with the center of circle of the second hole 201 on fixing piece 200, that is,
From fixing piece 200 be directed toward movable member 300 direction as viewed from, the 4th hole 401 projection with the second hole 201 be projected as it is concentric
Circle.In the present embodiment, soft dustband 100 can be considered the symmetrical circular ring structure in all directions.As shown in Figure 1, defining the 4th
First side 110 of the soft dustband 100 of the top of hole 401 and the second side 120 are the at a distance from upper and lower directions
One distance, the first side 110 and the second side 120 of the soft dustband 100 of the lower section of the 4th hole 401 of definition are in upper and lower
Upward distance is second distance, and at the beginning of projection lens 2000 is completed, the center of circle of the 4th hole 401 is in fixing piece 200
On projection when being overlapped with the center of circle of the second hole 201, it is meant that the first distance is equal to second distance.Then, user according to
Actual demand makes the movement of the drive projection lens 2000 of movable member 300, and (in the present embodiment, projection lens 2000 is for example only in upper and lower
Moved on direction) and first object position is reached, at this point, movable member 300 drives soft dustband 100 by moving part 400
Second side 120 is moved to the first deformation position with moving for projection lens 1000, and the center of circle of the 4th hole 401 is in fixation
Projection on part 200 is no longer overlapped with the center of circle of the second hole 201, to which the first distance is no longer equal to second distance so that soft
Property dustband 100 be in the first form.
In the present invention, new projection lens is needed to change when projection lens 2000 is moved to first object position, then will be worked as
Preceding projection lens 2000 on first object position directly from removing, and soft dustband 100 maintains currently presented at this time
One form.Specifically, after projection lens 2000 reaches first object position, movable member 300 no longer pushes projection lens
2000 and maintain current location, to which movable member 300, moving part 400 and soft dustband 100 are in the position that matches,
Projection lens 2000 is fixed positioned at first object position.At this point, by projection lens 2000 directly from first object position
Set removal, then since movable member 300 is maintained at current location, therefore moving part connected to it 400 is also maintained at current location, from
And the second side 120 of the soft dustband 100 being connected on moving part 400 is maintained at current location, and soft dustband 100
The first side 110 be fixedly connected on fixing piece 200, therefore the first side 110 is equally maintained at current location so that soft anti-
Konisphere 100 can be maintained at the first currently presented form, thereby while projection lens 2000 is removed, movable member 300 connects
Moving part 400 and soft dustband 100 are still maintained on the position being mutually matched, when needs install new projection lens
When, it is only necessary to projection lens is passed through into the first hole 101, third hole 301 and the 4th hole 401 and is connect with movable member 300,
The projection lens after replacing may make to be in aforementioned first object position, then user can be directed to and replace according to actual needs
The position of projection lens afterwards is adjusted.
First side of the projection arrangement of the present invention, soft dustband is fixedly connected on fixing piece, the connection of the second side
In moving part.After projection lens assembles, user according to actual needs by movable member to the position of projection lens into
Row adjustment, in the process, the second side of moving part and soft dustband follows moving for projection lens and is moved
It is dynamic so that movable member, moving part, soft dustband are in the position to match；And when projection lens directly from current location more
When changing, movable member, moving part and soft dustband can maintain current location, to be maintained at the state being mutually matched, therefore
Convenient for the assembling of new projection lens, without when projection lens is removed, soft dustband also returns to initial bit
It sets, to occur the case where being interfered with soft dustband when installing new projection lens.The projection arrangement of the present invention, nothing
It is in which kind of position by projection lens, when projection lens is removed, movable member, moving part and soft dustband maintain phase
On matched position, and convenient for the installation of new projection lens.In practical operation, in order to further ensure that moving part 400 maintains
Current location, moving part 400 can be made of rigid material.
As shown in Figure 1, soft dustband 100 can be the single layer mantle circle by fold so that the first side 110, which is located at, to be turned over
The outside of folding part, the second side 120 are located at the inside of folding portion.With the first side 110 of 101 top of the first hole and the second side
From the point of view of for end 120, when aforementioned first distance is smaller, illustrate that the fold amplitude of soft dustband 100 herein is larger；Currently
State first apart from it is larger when, illustrate that the fold amplitude of soft dustband 100 herein is smaller, the amplitude of expansion becomes larger.
As shown in Figure 1, soft dustband 100 has multiple tracks fold between the first side 110 and the second side 120, it is more
Road fold deforms upon conducive to soft dustband 100 so that variform, i.e. the second side can be presented in soft dustband 100
120 can be at a variety of positions relative to the first side 110.Such as when movable member 300 drives projection lens 2000 to be moved to second
Target location, while movable member 300 drives the second end 120 of soft dustband 100 with projection lens by moving part 400
2000 when moving and being moved to the second deformation position, can make soft dustband 100 be in the second form, the second target location with
First object position is different, and the second form is different from the first form.In practical operation, the second hole 201 on fixing piece 200
Size is more than the size of the first hole 101, so that the soft dustband in part 100 to be placed in wherein, and facilitates the second side
120 movement.
As shown in Figure 1, movable member 300 has the first intermediate region and a first edge region, first edge region is located at the
The periphery of one intermediate region, the first intermediate region have above-mentioned third hole 301, moving part 400 in first edge region with can
Moving part 300 is fixedly connected.
As shown in Figure 1, there is moving part 400 first element 410 being connected and second element 420, first element 410 to have
There are third end 411 and the 4th end 412, third end 411 to be connect with movable member 300, the 4th end 412 is connect with second element 420.The
There is two element 420 second intermediate region and second edge region, second edge region to be located at the periphery of the first intermediate region, the
Two intermediate regions have above-mentioned 4th hole 401, and the 4th end 412 of first element 410 is in second edge region and second element
420 connections.
As shown in Figure 1, when projection lens 2000 is completed, moving part 400 (being specially second element 420) is connected to
The outer rim of projection lens 2000, and the first side 110 of soft dustband 100 is fixed on fixing piece 200, the second side 120
Be fixed on moving part 400, to by such design so that dust can not from projection lens 2000 and fixing piece 200 it
Between gap enter and influence the use of other elements (such as DMD).
In practical operation, since moving part 400 is made of rigid material, the outer rim of projection lens 2000 is also rigid material
It is made, the two certain is prevented because fabrication errors cannot probably abut against completely in order to further increase dust-proof effect and provide simultaneously
Damp function, as shown in Figure 1, projection arrangement 1000 also includes the first moisture-proof circle 500, second element 420 has around the 4th hole 401
There is the first cyclic annular locating slot 402, the first moisture-proof circle 500 is set in the first cyclic annular locating slot 402 and at least partly first is moisture-proof
Circle 500 exposes to the first cyclic annular locating slot 402.When the assembling of projection lens 2000 finishes, the first moisture-proof circle 500 is tight against projection lens
First 2000 outer rim.In general, the first moisture-proof circle 500 can be made of soft materials (such as rubber), so that projection lens
When 2000 outer rim cooperation, the first moisture-proof circle 500 is by the deformation behavior of itself, it can be ensured that with the outer rim of projection lens 2000
It is close to abut, to avoid dust even steam from entering.In practical operation, it can determine that the first moisture-proof circle 500 is exposed as needed
In the height of the first cyclic annular locating slot 402, with the deformation amplitude of the first moisture-proof circle 500 of control, thus can either be in projection lens
So that projection lens 2000 passes through the 4th hole 401 in 2000 installation process, and can be installed in projection lens 2000
The first moisture-proof circle 500 closely abuts the outer rim of projection lens 2000 after the completion.
As shown in Figure 1, fixing piece 200 has the second cyclic annular positioning region 202, soft dustband 100 around the second hole 201
The first side 110 there is the second cyclic annular locating slot 102,202 and the second cyclic annular cooperation of locating slot 102 of the second cyclic annular positioning region to determine
Position connection.In practical operation, it can be arranged on 112 surface that is interior and/or being the first cyclic annular positioning region 202 of the first cyclic annular locating slot
Viscose glue, to ensure the firm combination after the two is located by connecting.
As shown in Figure 1, second element 420 also has third ring-type locating slot 403, and third ring around the 4th hole 401
Shape locating slot 403 has third ring-type positioning region adjacent to the first cyclic annular locating slot 402, the second side 120 of soft dustband 100
103, third ring-type positioning region 403 is located in third ring-type locating slot 103.In the present embodiment, the first cyclic annular locating slot 402 is opened
Mouth deviates from the 4th hole 401 towards the 4th hole 401, the opening of third ring-type locating slot 403.
First side of the projection arrangement of the present invention, soft dustband is fixedly connected on fixing piece, the connection of the second side
In moving part.After projection lens assembles, user according to actual needs by movable member to the position of projection lens into
Row adjustment, in the process, the second side of moving part and soft dustband follows moving for projection lens and is moved
It is dynamic so that movable member, moving part, soft dustband are in the position to match；And when projection lens directly from current location more
When changing, movable member, moving part and soft dustband can maintain current location, that is, to be maintained at the state being mutually matched, to
No matter which kind of position projection lens is in, and when projection lens is removed, movable member, moving part and soft dustband maintain
On the position currently to match, and convenient for the installation of new projection lens.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
Various corresponding change and deformations, but these corresponding change and deformations can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
Claims (10)
1. a kind of projection arrangements of ﹑, there is projection lens, it is characterised in that the projection arrangement includes：
There is soft dustband the first hole, the soft dustband to have opposite the first side and the second side；
Fixing piece connects first side of the soft dustband, which has the second hole, and with accommodating part, this is soft
Dustband；
Movable member has third hole；And
Moving part has the 4th hole so that the projection lens passes through and abut the outer rim of the projection lens, moving part setting
Between the movable member and the fixing piece and the moving part is fixedly connected with the movable member and second side of the soft dustband；
Wherein, in use, the projection lens passes through first hole, third hole and the 4th hole and connects with the movable member
It connects, second side is compared far from should in second side of the soft dustband adjacent to the projection lens and first side at this time
Projection lens, which drives the projection lens to be moved to first object position, while the movable member passes through the moving part band
The second end for moving the soft dustband is moved to the first deformation position with moving for the projection lens, and makes this soft
Dustband is in the first form.
2. projection arrangement according to claim 1, it is characterised in that：When the projection lens is moved to the first object position
When need to change new projection lens, then the projection lens is removed directly from the first object position, the soft dustband at this time
Maintain first form.
3. projection arrangement according to claim 1, it is characterised in that：The soft dustband in first side and this second
There is multiple tracks fold, which deforms upon conducive to the soft dustband, when the movable member drives the projection between side
Camera lens is moved to the second target location, at the same the movable member by the moving part drive the second end of the soft dustband with
Moving for the projection lens and be moved to the second deformation position, and make the soft dustband be in the second form, second target
Position is different from the first object position, and second form is different from first form.
4. projection arrangement according to claim 1, it is characterised in that：The movable member has the first intermediate region and the first side
Edge region, the first edge region are located at the periphery of first intermediate region, which has the third hole, should
Moving part is fixedly connected in the first edge region with the movable member.
5. projection arrangement according to claim 4, it is characterised in that：The moving part has the first element that is connected and the
Two element, the first element have third end and the 4th end, which connect with the movable member, the 4th end and this second yuan
Part connects.
6. projection arrangement according to claim 5, it is characterised in that：The second element has the second intermediate region and second
Fringe region, the second edge region are located at the periphery of second intermediate region, which has the 4th hole,
4th end of the first element is connect in the second edge region with the second element.
7. projection arrangement according to claim 6, it is characterised in that：The projection arrangement also includes the first moisture-proof circle, this
Two element has the first cyclic annular locating slot around the 4th hole, the first moisture-proof circle be set in the first cyclic annular locating slot and
At least partly the first moisture-proof circle exposes to the first cyclic annular locating slot, and when projection lens assembling finishes, this is first moisture-proof
Enclose the outer rim tight against the projection lens.
8. projection arrangement according to claim 1, it is characterised in that：The fixing piece has the second ring around second hole
Shape positioning region, first side of the soft dustband have the second cyclic annular locating slot, the second cyclic annular positioning region with this second
Cyclic annular locating slot cooperation is located by connecting.
9. projection arrangement according to claim 6, it is characterised in that：The second element also has the around the 4th hole
Three cyclic annular locating slots, and the third ring-type locating slot is adjacent to the first cyclic annular locating slot, second side of the soft dustband
With third ring-type positioning region, which is located in the third ring-type locating slot.
10. projection arrangement according to claim 1, it is characterised in that：The opening of the first cyclic annular locating slot towards this
The opening of four holes, the third ring-type locating slot deviates from the 4th hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407470.8A CN108710252B (en) | 2018-05-02 | 2018-05-02 | Projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407470.8A CN108710252B (en) | 2018-05-02 | 2018-05-02 | Projection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108710252A true CN108710252A (en) | 2018-10-26 |
| CN108710252B CN108710252B (en) | 2020-09-08 |
Family
ID=63868632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407470.8A Expired - Fee Related CN108710252B (en) | 2018-05-02 | 2018-05-02 | Projection device |
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| Country | Link |
|---|---|
| CN (1) | CN108710252B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350007A (en) * | 2018-12-18 | 2019-02-19 | 重庆远视科技有限公司 | A kind of servo-actuated window and optometry equipment |
| CN112731744A (en) * | 2020-12-31 | 2021-04-30 | 成都极米科技股份有限公司 | Lens assembly and projection equipment |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007208397A (en) * | 2006-01-31 | 2007-08-16 | Olympus Imaging Corp | Dust removal mechanism, and camera and image apparatus employing same |
| CN101470332A (en) * | 2007-12-26 | 2009-07-01 | 佳世达科技股份有限公司 | Projection system |
| JP2009300928A (en) * | 2008-06-17 | 2009-12-24 | Sigma Corp | Camera accessory and camera system |
| CN102385221A (en) * | 2010-08-30 | 2012-03-21 | 奥林巴斯映像株式会社 | Image pickup apparatus |
| CN102636945A (en) * | 2012-04-01 | 2012-08-15 | 深圳雅图数字视频技术有限公司 | Projector and anti-dust device thereof |
| CN102902143A (en) * | 2012-09-28 | 2013-01-30 | 苏州佳世达光电有限公司 | Lens moving mechanism and projector |
| CN103226280A (en) * | 2012-01-31 | 2013-07-31 | 中国石油化工股份有限公司 | Video head antifouling protector |
| US20140160449A1 (en) * | 2012-12-06 | 2014-06-12 | Panasonic Corporation | Housing for projection display device and projection display device including housing for projection display device |
| CN104267563A (en) * | 2014-09-22 | 2015-01-07 | 苏州佳世达光电有限公司 | Projector and color wheel module thereof |
| CN104880891A (en) * | 2015-05-13 | 2015-09-02 | 深圳市帅映科技有限公司 | Dustproof device of projector moving lens |
| CN105182666A (en) * | 2015-08-07 | 2015-12-23 | 苏州佳世达光电有限公司 | Projection device |
| US20160105593A1 (en) * | 2014-10-09 | 2016-04-14 | Olympus Corporation | Mounting adapter |
| CN205263454U (en) * | 2015-12-16 | 2016-05-25 | 深圳市帅映科技有限公司 | Dustproof projector |
| CN205388676U (en) * | 2015-01-19 | 2016-07-20 | Nec显示器解决方案株式会社 | Camera lens moving mechanism and projection type display device |
| CN106886121A (en) * | 2015-12-15 | 2017-06-23 | 深圳市光峰光电技术有限公司 | Dust seal and projector |
| US20170351164A1 (en) * | 2016-06-01 | 2017-12-07 | Samsung Electronics Co., Ltd. | Electronic device and method for manufacturing the same |
| CN107589619A (en) * | 2017-09-25 | 2018-01-16 | 苏州佳世达光电有限公司 | Optical lens mechanism and projecting apparatus |
| CN206930885U (en) * | 2016-08-30 | 2018-01-26 | Nec显示器解决方案株式会社 | Optical unit and projecting apparatus with dust reduction capability |
-
2018
- 2018-05-02 CN CN201810407470.8A patent/CN108710252B/en not_active Expired - Fee Related
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007208397A (en) * | 2006-01-31 | 2007-08-16 | Olympus Imaging Corp | Dust removal mechanism, and camera and image apparatus employing same |
| CN101470332A (en) * | 2007-12-26 | 2009-07-01 | 佳世达科技股份有限公司 | Projection system |
| JP2009300928A (en) * | 2008-06-17 | 2009-12-24 | Sigma Corp | Camera accessory and camera system |
| CN102385221A (en) * | 2010-08-30 | 2012-03-21 | 奥林巴斯映像株式会社 | Image pickup apparatus |
| CN103226280A (en) * | 2012-01-31 | 2013-07-31 | 中国石油化工股份有限公司 | Video head antifouling protector |
| CN102636945A (en) * | 2012-04-01 | 2012-08-15 | 深圳雅图数字视频技术有限公司 | Projector and anti-dust device thereof |
| CN102902143A (en) * | 2012-09-28 | 2013-01-30 | 苏州佳世达光电有限公司 | Lens moving mechanism and projector |
| US20140160449A1 (en) * | 2012-12-06 | 2014-06-12 | Panasonic Corporation | Housing for projection display device and projection display device including housing for projection display device |
| CN104267563A (en) * | 2014-09-22 | 2015-01-07 | 苏州佳世达光电有限公司 | Projector and color wheel module thereof |
| US20160105593A1 (en) * | 2014-10-09 | 2016-04-14 | Olympus Corporation | Mounting adapter |
| CN205388676U (en) * | 2015-01-19 | 2016-07-20 | Nec显示器解决方案株式会社 | Camera lens moving mechanism and projection type display device |
| JP2016133602A (en) * | 2015-01-19 | 2016-07-25 | Ｎｅｃディスプレイソリューションズ株式会社 | Lens shift mechanism and projection type display device |
| CN104880891A (en) * | 2015-05-13 | 2015-09-02 | 深圳市帅映科技有限公司 | Dustproof device of projector moving lens |
| CN105182666A (en) * | 2015-08-07 | 2015-12-23 | 苏州佳世达光电有限公司 | Projection device |
| CN106886121A (en) * | 2015-12-15 | 2017-06-23 | 深圳市光峰光电技术有限公司 | Dust seal and projector |
| CN205263454U (en) * | 2015-12-16 | 2016-05-25 | 深圳市帅映科技有限公司 | Dustproof projector |
| US20170351164A1 (en) * | 2016-06-01 | 2017-12-07 | Samsung Electronics Co., Ltd. | Electronic device and method for manufacturing the same |
| CN206930885U (en) * | 2016-08-30 | 2018-01-26 | Nec显示器解决方案株式会社 | Optical unit and projecting apparatus with dust reduction capability |
| CN107589619A (en) * | 2017-09-25 | 2018-01-16 | 苏州佳世达光电有限公司 | Optical lens mechanism and projecting apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350007A (en) * | 2018-12-18 | 2019-02-19 | 重庆远视科技有限公司 | A kind of servo-actuated window and optometry equipment |
| CN109350007B (en) * | 2018-12-18 | 2024-05-24 | 重庆远视科技有限公司 | Follow-up window and optometry device |
| CN112731744A (en) * | 2020-12-31 | 2021-04-30 | 成都极米科技股份有限公司 | Lens assembly and projection equipment |
| CN112731744B (en) * | 2020-12-31 | 2022-03-18 | 成都极米科技股份有限公司 | Lens assembly and projection equipment |
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