CN207541393U - A kind of projector lens automatic open-close cover board - Google Patents
A kind of projector lens automatic open-close cover board Download PDFInfo
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- CN207541393U CN207541393U CN201720701132.6U CN201720701132U CN207541393U CN 207541393 U CN207541393 U CN 207541393U CN 201720701132 U CN201720701132 U CN 201720701132U CN 207541393 U CN207541393 U CN 207541393U
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- cover board
- fixing bracket
- projector
- automatic open
- projector lens
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Abstract
A kind of projector lens automatic open-close cover board, is installed on projector case, including：Cover board opening, slide assemblies, removable cover, fixed installation assembly；Cover board opening is set to projector case；Slide assemblies are rod structure, are fixedly installed in cover board opening；The size that the size of removable cover is open with cover board is coincide, and removable cover is movably installed on slide assemblies；Fixed installation assembly is set to projector case for fixing.
Description
Technical field
It is automatic more particularly to a kind of projector lens the utility model is related to a kind of projector lens shell closing device
Folding cover board.
Background technology
The reflective typically no lens cap of short focus projector lens at present on the market, projector put in long-term in recent years
Put and use after, since camera lens is exposed outside, therefore the easy gather dust of camera lens, influence projected picture quality.There is part projection
Machine lens cap mostly using hand, manually removes lens cap using needs during projector, manually buckles lens cap again when not in use,
Such design uses inadequate hommization, and can forget to remove lens cap booting, and lens cap burning is caused to melt showing for deformation
As.Also small part projector lens lid uses electric open type electric, but since motor drive mechanism is more complicated, causes projector's cost big
Width increases, and due to structural complexity, it is desirable that the required precision of casing and other motions is higher, and assembling is susceptible to card
The phenomenon that dead.Segmentation scheme uses electric open type electric, but since motor drive mechanism is more complicated, projector's cost is caused to be significantly increased,
And due to structural complexity, it is desirable that the required precision of casing and other motions is higher, and assembling is susceptible to stuck show
As.
To sum up, in traditional technology there are exposed easy gather dust and motor drive mechanism required precision are higher, it is susceptible to card
The technical problems such as dead phenomenon.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of projector lens are automatic
Folding cover board, it is higher for solving exposed easy gather dust and motor drive mechanism required precision in the prior art, it is susceptible to card
It waits indefinitely technical problem.
In order to achieve the above objects and other related objects, a kind of projector lens automatic open close cover provided by the utility model
Plate, including：A kind of projector lens automatic open-close cover board, is installed on projector case, including：Cover board opening, slide assemblies, work
Dynamic cover board, fixed installation assembly；Cover board opening is set to projector case；Slide assemblies are rod structure, are fixedly installed in cover board
In opening；The size that the size of removable cover is open with cover board is coincide, and removable cover is movably installed on slide assemblies；Fixed peace
Arrangement is set to projector case edge for fixing.
In an embodiment of the utility model, slide assemblies include：Cover board sliding bar, mobile screw and screw drive
Motor；The cover board sliding bar rod structure identical for two shapes, both ends are fixedly installed in cover board opening；Mobile screw and cover board
The parallel installation of sliding bar；Screw drive motor is installed in cover board opening, and screw drive motor is connect with mobile screw for driving
Removable cover slides.
In an embodiment of the utility model, screw drive motor, including：Motor bracket, moving switch and driving
Motor；Motor bracket is installed on one end of each cover board sliding bar；Drive motor is fixedly installed in motor bracket；Moving switch
Projector case surface is installed on, moving switch is connect with drive motor.
In an embodiment of the utility model, removable cover includes：Plate body, slide unit and mobile stressed member；
Slide unit is installed on plate body；Mobile stressed member is screw hole, is installed on the shorter one side of plate body.
In an embodiment of the utility model, slide unit includes：Slide post and sliding eye；Slide post and sliding eye
Correspondence is installed on plate body, is movably connected on cover board sliding bar.
In an embodiment of the utility model, fixed installation assembly includes：Front fixing bracket and rear fixing bracket；Before
Fixing bracket is installed on cover board；Fixing bracket is installed on cover board afterwards, and rear fixing bracket is arranged in parallel with front fixing bracket.
In an embodiment of the utility model, front fixing bracket includes：Sliding rail block, limit hole and front fixed part；It is sliding
Rail block is installed on the both ends of front fixing bracket；Limit hole is installed on the both ends of front fixing bracket；Front fixed part is mounting hole, processing
In on sliding rail block.
In an embodiment of the utility model, rear fixing bracket includes：Rear fixed part；Rear fixed part is set to described
Support bracket fastened both ends afterwards.
As described above, a kind of projector lens automatic open-close cover board provided by the utility model, has the advantages that：
The utility model provides a kind of projector lens automatic open-close cover board, and mechanism can sink centainly before light source igniting
Highly, casing internal and is slowly slipped into, so as to which the space exposed camera lens, open projection ray allows normal projection of projector, is closed
Rear lens lid is closed, and projector lens can be protected to be polluted from dust；The motion of mechanism is fixed on projector shell
Inside, lens cap can be well merged with projector shell, reach good appearance.Mechanism uses movement portion
Part is seldom, and use screw motion mode, the required precision of moving component and shell is relatively low, can effectively reduce product into
This, the utility model solves in the prior art that exposed easy gather dust and motor drive mechanism required precision are higher, is susceptible to
The technical problems such as stuck phenomenon.
Description of the drawings
Fig. 1 is shown as the projector lens automatic open close cover plate structure schematic diagram of the utility model.
Fig. 2 is shown as the slide assemblies structure diagram of the utility model.
Fig. 3 is shown as the screw drive motor structure diagram of the present invention.
Fig. 4 is shown as the removable cover structure diagram of the present invention.
Fig. 5 is shown as the fixed installation assembly structure diagram of the utility model.
Fig. 6 is shown as the front fixing bracket structure diagram of the present invention.
Fig. 7 is shown as the rear fixing rack structure schematic diagram of the present invention.
Component label instructions
1 cover board is open
2 slide assemblies
3 removable covers
4 fixed installation assemblies
21 cover board sliding bars
22 mobile screws
23 screw drive motors
231 motor brackets
232 moving switchs
233 drive motors
31 plate bodys
32 slide units
33 movement stressed members
321 slide posts
322 sliding eyes
41 front fixing brackets
Fixing bracket after 42
411 sliding rail blocks
412 limit holes
413 front fixed parts
421 rear fixed parts
Specific embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only specification to be coordinated to be taken off
The content shown so that those skilled in the art understands and reads, is not limited to the enforceable restriction item of the utility model
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing
Under the effect of the utility model can be generated and the purpose that can reach, should all still it fall in the revealed technology of the utility model
In the range of Rong get Neng is covered.It is meanwhile cited such as " on ", " under ", "left", "right", " centre " and " one " in this specification
Deng term, be merely convenient to narration understand rather than to limit the enforceable range of the utility model, relativeness
It is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the utility model.
Referring to Fig. 1, the projector lens automatic open close cover plate structure schematic diagram of the utility model is shown as, such as Fig. 1 institutes
Show, including：A kind of projector lens automatic open-close cover board, is installed on projector case, including：Cover board opening 1, slide assemblies 2,
Removable cover 3, fixed installation assembly 4；Cover board opening 1 is set to projector case, and optionally, cover board opening 1 is a rectangular opening；
Slide assemblies 2 are rod structure, are fixedly installed in 1 shorter both sides of cover board opening；Removable cover 3 is a Rectangular Plate Structure, movable
The size of cover board 3 and the size of cover board opening 1 are coincide, and removable cover 3 is movably installed on slide assemblies 2；Fixed installation assembly 4
Projector case edge is set to for fixing, length and cover board 1 longer sides of opening of fixed installation assembly 4 are identical, and mechanism is in light
Can sink certain altitude before source point is bright, and slowly slip into casing internal, so as to which the space exposed camera lens, open projection ray allows throwing
Ying Ji normal projections close rear lens lid and are closed, projector lens can be protected to be polluted from dust；The motion of mechanism
It being fixed on inside projector shell, lens cap can be well merged with projector shell, and upper cover is projector shell, this
Part is appearance member, and other moving components are all fixed on above upper cover；Upper cover door component is lens cap, this part can settle downwards one
Fixed height simultaneously slips into casing internal, and when work slips into casing internal, and when closing is bonded with upper cover.
Referring to Fig. 2, the slide assemblies structure diagram of the utility model is shown as, as shown in Fig. 2, slide assemblies 2 wrap
It includes：Cover board sliding bar 21, mobile screw 22 and screw drive motor 23；The bar knot identical for two shapes of cover board sliding bar 21
Structure, both ends are fixedly installed in cover board and are open on 1 shorter both sides；Mobile screw 22 and the 21 parallel installation of cover board sliding bar；Screw rod
Drive motor 23 is installed on cover board 1 shorter edge of opening, and screw drive motor 23 is connect with mobile screw 22 for driving removable cover 1
It slides.
Referring to Fig. 3, the screw drive motor structure diagram of the present invention is shown as, as shown in figure 3, screw drive motor
23, including：Motor bracket 231, moving switch 232 and drive motor 233；Motor bracket 231 is installed on each cover board sliding bar
21 one end；Drive motor 233 is fixedly installed in motor bracket 231；Moving switch 232 is installed on projector case surface,
Moving switch 232 is connect with drive motor 233, and position switch is limiting control element, and the effect of this part is detecting upper cover door group
The open and close position of part prevents upper cover door component from controlling the action of motor beyond stroke range.
Referring to Fig. 4, the removable cover structure diagram of the utility model is shown as, as shown in figure 4, removable cover 3 wraps
It includes：Plate body 31, slide unit 32 and mobile stressed member 33；Slide unit 32 is installed on the shorter both sides of plate body 31；It is mobile
Stressed member 33 is screw hole, is installed on the shorter one side of plate body 31, and right slide bar component is driving unit and slides control unit,
For driving upper cover door component can be along sliding bar；Left slide bar component is slides control unit, for ensuring upper cover door component
There can be upper cover door opening above upper cover with parallel sliding, coordinate with upper cover door；There are three preceding fixed column, for fixed before fixation
Stent group, may be used that screw is fixed or rivet hot mode is fixed；There are three rear fixed columns, can for fixing bracket after fixation
By adopt be screwed or rivet hot in a manner of fix；There are one switch fixed columns, are switched for fixed position.
Slide unit 32 includes：Slide post 321 and sliding eye 322；Slide post 321 is corresponding with sliding eye 322 to be installed on plate
Body is movably connected on cover board sliding bar, there is a upper cover door above upper cover door component, and two side connecting plates are all fixed in upper cover door
Face；There is a right connection board, both end of which has threaded hole, coordinates, and can be slided along screw axis with the screw rod of right slide bar component,
Both end of which has sliding eye 322, coordinates, and can be slided along slide bar axis with the slide bar of right slide bar component, wherein there is cunning in one end
Dynamic column 321 coordinates with the rising sliding rail block of front fixing bracket component, and can slide and press position switch along sliding rail；There is a left side
Connecting plate, both end of which have sliding eye 322, coordinate, and can be slided along slide bar axis with the slide bar of left slide bar component, wherein one
There is slide post 321 at end, and rising sliding rail block with the other end of front fixing bracket component coordinates, and can be slided along sliding rail, right slide bar group
There are one motor brackets for part, and for fixing motor, slide bar and screw rod, wherein mounting hole is matched with rear support bracket fastened right mounting hole
It closes, and allows right slide bar component that can surround right mounting hole axis rotation；There are one motors, are driving unit, convert electrical energy into
The rotation function in axle center drives screw rod rotation；There are one slide bar, coordinate with the sliding eye 322 of upper cover door component, allow sliding eye
322 along sliding bar；There are one screw rods, coordinate with the threaded hole of upper cover door component, the rotation of motor is converted into upper cover door group
The line sliding of part, left slide bar component is there are one motor bracket, for fixed slip bar, wherein mounting hole and a rear support bracket fastened left side
Mounting hole coordinates, and allows left slide bar component that can surround left mounting hole axis rotation；There are one slide bar, the cunning with upper cover door component
Dynamic hole 322 coordinates, and allowing sliding eye 322, projector opens along sliding bar, and motor, which is powered, to be rotated forward, and drives screw rod rotation, screw rod band
Dynamic threaded hole slides backward, and is linear motion by convert rotational motion, while sliding eye 322 and along slide bar and slip, slide post
It 321 and is slided along the sliding rail for rising sliding rail block, so as to which upper cover door component be driven to sink in casing, while right slide bar component and left cunning
Bar assembly surrounds right mounting hole and left mounting hole axle center fine rotation, when slide post 321 and leaving the sliding rail of rising sliding rail block,
Slide bar and slide bar are fixed on fixed position by the limit hole of front fixing bracket and spring collective effect, upper cover door component only along
Slide bar and sliding bar, when upper cover door component slippage is to setting position, upper cover door rear end is pressed onto position switch, sends out signal and allows
Motor stalls, and projector starts to project work.
Referring to Fig. 5, the fixed installation assembly structure diagram of the utility model is shown as, as shown in figure 5, being fixedly mounted
Component 4 includes：Front fixing bracket 41 and rear fixing bracket 42；Front fixing bracket 41 is installed on the longer sides of cover board opening；It is solid afterwards
Fixed rack 42 is installed on another longer sides of cover board opening, and front fixing bracket component is a fixed structure, for fixed sedimentation knot
Structure and restriction sedimentation stroke；Fixing bracket is a fixed structure afterwards, and for fixing both sides sliding bar mechanism, projector closes, motor
Be powered reversion, drives screw rod rotation, and screw rod drives threaded hole forward slip, is linear motion by convert rotational motion, sliding simultaneously
Move hole and along slide bar and slip, upper cover door component when slide post and reaches rising sliding rail block position only along slide bar and sliding bar
When putting, slide post and the sliding rail for slipping into rising sliding rail block, so as to which upper cover door component be driven to rise, while right slide bar component and left cunning
Bar assembly surrounds right mounting hole and left mounting hole axle center fine rotation, when upper cover door component slippage is to setting position, slide post
Position switch is pressed, signal is sent out and is stalled by motor, projector's power-off is closed.
Referring to Fig. 6, the front fixing bracket structure diagram of the present invention is shown as, as shown in fig. 6, front fixing bracket 41 is wrapped
It includes：Sliding rail block 411, limit hole 412 and front fixed part 413；Sliding rail block 411 is installed on the both sides of front fixing bracket 41；Limit hole
412 are installed on the both sides of front fixing bracket 41；Front fixed part 413 is mounting hole, is machined on sliding rail block 411, front fixing bracket
Component has a front fixing bracket, rises sliding rail block and spring for fixing both sides, wherein having mounting hole to be assemblied in upper cover, wherein limiting
Position hole is used to control the swing angle of slide bar and slide bar, wherein switch mounting hole switchs for fixed position, wherein both sides are fixed
Column is used for fixed spring；Both ends are each there are one rising sliding rail block with slide post and slide post to coordinate, and wherein sliding rail is used to control cunning
Dynamic column and slide post rise to be acted with sinking；Both ends are respectively there are one spring, slide bar and cunning during for controlling upper cover door component slide
Bar position is correct.
Referring to Fig. 7, the rear fixing rack structure schematic diagram of the present invention is shown as, as shown in fig. 7, rear fixing bracket 42 wraps
It includes：Rear fixed part 421；Rear fixed part 421 is set to the both ends of the rear fixing bracket 42, and rear fixing bracket has mounting hole assembling
In upper cover；There are one right mounting holes, for assembling right slide bar component, and allow right slide bar component that can surround right mounting hole axle center and turn
It is dynamic；There are one left mounting holes, for assembling left slide bar component, and allow left slide bar component that can surround left mounting hole axis rotation.
In conclusion the utility model provides a kind of projector lens automatic open-close cover board, mechanism energy before light source igniting
Sinking certain altitude, and casing internal is slowly slipped into, so as to which the space for exposing camera lens, opening projection ray allows projector normally to throw
Shadow is closed rear lens lid and is closed, projector lens can be protected to be polluted from dust；The motion of mechanism is fixed on projection
Machine enclosure, lens cap can be well merged with projector shell, reach good appearance.Mechanism uses
Moving component is seldom, and uses screw motion mode, and the required precision of moving component and shell is relatively low, can effectively reduce production
Product cost, so the utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications completed under refreshing and technological thought or change, should be covered by the claim of the utility model.
Claims (8)
1. a kind of projector lens automatic open-close cover board, is installed on the projector case, including：Cover board opening, slide assemblies,
Removable cover, fixed installation assembly；
The projector case is set in the cover board opening；
The slide assemblies are rod structure, are fixedly installed in the cover board and open；
The size that the size of the removable cover is open with the cover board is coincide, and the removable cover is movably installed in the slip
On component；
The fixed installation assembly is set to the projector case for fixing.
2. projector lens automatic open-close cover board according to claim 1, it is characterised in that：The slide assemblies include：
Cover board sliding bar, mobile screw and screw drive motor；
The cover board sliding bar rod structure identical for two shapes, the parallel edge for being fixedly installed in the cover board；
Mobile screw installation parallel with the cover board sliding bar；
The screw drive motor is installed on the cover board, and the screw drive motor is connect with the mobile screw for driving
The removable cover slides.
3. projector lens automatic open-close cover board according to claim 2, it is characterised in that：The screw drive motor,
Including：Motor bracket, moving switch and drive motor；
The motor bracket is installed on one end of each cover board sliding bar；
The drive motor is fixedly installed in the motor bracket；
The moving switch is installed on the projector case surface, and the moving switch is connect with the drive motor.
4. projector lens automatic open-close cover board according to claim 1, it is characterised in that：The removable cover includes：
Plate body, slide unit and mobile stressed member；
The slide unit is parallelly mounted on the plate body；
The mobile stressed member is screw hole, is installed on the plate body.
5. projector lens automatic open-close cover board according to claim 4, it is characterised in that：The slide unit includes：
Slide post and sliding eye；
The slide post is corresponding with the sliding eye to be installed on the plate body.
6. projector lens automatic open-close cover board according to claim 1, it is characterised in that：The fixed installation assembly packet
It includes：Front fixing bracket and rear fixing bracket；
The front fixing bracket is installed on the cover board opening；
Fixing bracket is installed on cover board after described, and the rear fixing bracket is arranged in parallel with the front fixing bracket.
7. projector lens automatic open-close cover board according to claim 6, it is characterised in that：The front fixing bracket packet
It includes：Sliding rail block, limit hole and front fixed part；
The sliding rail block is installed on the both ends of the front fixing bracket；
The limit hole is installed on the both ends of the front fixing bracket；
The front fixed part is mounting hole, is machined on the sliding rail block.
8. projector lens automatic open-close cover board according to claim 6, it is characterised in that：Fixing bracket packet after described
It includes：
Rear fixed part；
The rear fixed part is set to the rear support bracket fastened both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701132.6U CN207541393U (en) | 2017-06-15 | 2017-06-15 | A kind of projector lens automatic open-close cover board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701132.6U CN207541393U (en) | 2017-06-15 | 2017-06-15 | A kind of projector lens automatic open-close cover board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207541393U true CN207541393U (en) | 2018-06-26 |
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ID=62607387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701132.6U Active CN207541393U (en) | 2017-06-15 | 2017-06-15 | A kind of projector lens automatic open-close cover board |
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| Country | Link |
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| CN (1) | CN207541393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540465A (en) * | 2018-10-08 | 2019-03-29 | 深圳市火乐科技发展有限公司 | A kind of lens cover of projector switch state detector and method |
| WO2020114228A1 (en) * | 2018-12-07 | 2020-06-11 | 深圳光峰科技股份有限公司 | Projection device and cover door assembly thereof |
-
2017
- 2017-06-15 CN CN201720701132.6U patent/CN207541393U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540465A (en) * | 2018-10-08 | 2019-03-29 | 深圳市火乐科技发展有限公司 | A kind of lens cover of projector switch state detector and method |
| WO2020114228A1 (en) * | 2018-12-07 | 2020-06-11 | 深圳光峰科技股份有限公司 | Projection device and cover door assembly thereof |
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