CN207148514U - Hidden type projector - Google Patents
Hidden type projector Download PDFInfo
- Publication number
- CN207148514U CN207148514U CN201720992812.8U CN201720992812U CN207148514U CN 207148514 U CN207148514 U CN 207148514U CN 201720992812 U CN201720992812 U CN 201720992812U CN 207148514 U CN207148514 U CN 207148514U
- Authority
- CN
- China
- Prior art keywords
- external gear
- crane
- instrument body
- type projector
- hidden type
- 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 provides a kind of hidden type projector, including projecting instrument body, also include top to offer the casing of open cavity for housing the projection instrument body, the crane of the support projection instrument body and promote crane lifting to promote the projection instrument body to stretch out the casing or close at drive mechanism in the open cavity, the drive mechanism is installed in the open cavity, the crane is installed in the drive mechanism, and the projection instrument body is installed on the crane.The utility model is by setting casing, and the open cavity for accommodating projection instrument body is opened up in casing, while crane and drive mechanism are installed in open cavity, so as to promote crane to lift by drive mechanism, instrument body kickoff mechanism shell can will be projected when in use, to use；And when not in use, projection instrument body can be closed in open cavity, reduce space-consuming, while camera lens can be protected, prevent camera lens to be infected with dust.
Description
Technical field
The utility model belongs to projecting apparatus field, is to be related to a kind of hidden type projector more specifically.
Background technology
Common laser-projector on the market, support usually is set in the bottom of projecting apparatus, by support by projecting apparatus
Support is on the table.This structure takes larger space, and the camera lens of projecting apparatus also it is exposed outside, cause camera lens easy
It is infected with dust.
Utility model content
The purpose of this utility model is to provide a kind of hidden type projector, to solve projecting apparatus present in prior art
The problem of space-consuming is big, and camera lens becomes easily infected by dust.
To achieve the above object, the technical solution adopted in the utility model is：A kind of hidden type projector is provided, including thrown
Shadow instrument body, in addition to top offer casing, the support projecting apparatus of the open cavity for housing the projection instrument body
The crane and the promotion crane of body are lifted to promote the projection instrument body to stretch out the casing or close at described
Drive mechanism in open cavity, the drive mechanism are installed in the open cavity, and the crane is installed on the driving machine
On structure, the projection instrument body is installed on the crane.
Further, the crane includes the screw rod for supporting the projection instrument body, and the drive mechanism includes promoting
First external gear of the screw rod lifting, the second external gear engaged with first external gear and driving second external gear
The motor of rotation, the motor, first external gear and second external gear are installed in the open cavity,
The center of first external gear offers the internal thread hole coordinated with the screw rod.
Further, the two sides of first external gear offers the annular groove around first external gear axial direction respectively,
Some balls are installed, the drive mechanism also includes first clamping plate, second clamping plate and connection described the in each annular groove
The connecting pole of one clamping plate and the second clamping plate, first external gear located at the first clamping plate and the second clamping plate it
Between, the position in the second clamping plate corresponding to the internal thread hole offers first through hole.
Further, the crane also includes being used for the supporting plate for supporting the projection instrument body, the screw rod installation
In the bottom surface of the supporting plate.
Further, in addition at least one sound equipment, the side of the casing are correspondingly offered for housing the sound equipment
Begin to speak, it is described to begin to speak to be connected with the open cavity, be also equipped with being used in the open cavity promoting the sound equipment to stretch out and open
Chamber closes at telescoping mechanism in described begin to speak.
Further, the telescoping mechanism includes the rack being fixedly linked with the sound equipment and promotes the rack back and forth to move
The 3rd dynamic external gear, the 3rd external gear engage with first external gear, the rack and the 3rd external gear phase
Engagement.
Further, the telescoping mechanism also includes the track for supporting the rack, offers chute on the track, institute
State rack to be installed in the chute, the track is fixed in the open cavity.
Further, the rotating shaft mechanism of the support projection instrument body is included, the rotating shaft mechanism is installed on the liter
Drop on frame.
Further, the rotating shaft mechanism offers the fixed plate of the second through hole including middle part, is placed in second through hole
In support ring, be connected with the side of the support ring rotating disk, be snapped in the connecting plate of the support ring opposite side and be used for
Support the brake assemblies of the connecting plate, the connecting plate is fixedly linked with the projection instrument body, the fixed plate with it is described
Crane is connected.
Further, the brake assemblies include the brake block being placed in the support ring and the side towards the connecting plate
To the spring of brake block described in ejection, the spring is fixed on the rotating disk.
The beneficial effect of hidden type projector provided by the utility model is：Compared with prior art, the utility model
By setting casing, and the open cavity for accommodating projection instrument body is opened up in casing, while lifting is installed in open cavity
Frame and drive mechanism, so as to promote crane to lift by drive mechanism, projection instrument body can be released when in use
Casing, to use；And when not in use, projection instrument body can be closed in open cavity, reduce space-consuming, while can be with
Camera lens is protected, prevents camera lens to be infected with dust.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the hidden type projector that the utility model embodiment provides；
Structural representation when Fig. 2 is the opening of Fig. 1 hidden type projector；
Fig. 3 is the configuration schematic diagram of Fig. 1 hidden type projector；
Drive mechanism and the configuration schematic diagram of crane in the hidden type projector that Fig. 4 is Fig. 3；
The configuration schematic diagram of sound equipment and telescoping mechanism in the hidden type projector that Fig. 5 is Fig. 3；
The configuration schematic diagram of rotating shaft mechanism in the hidden type projector that Fig. 6 is Fig. 3.
Wherein, each accompanying drawing main mark in figure：
100- hidden type projectors；11- casings；111- open cavities；112- begins to speak；12- projects instrument body；13- sound equipments；
20- drive mechanisms；The external gears of 21- first；211- internal thread holes；212- annular grooves；The external gears of 22- second；23- motors；
24- balls；25- first clamping plates；26- second clamping plates；261- first through hole；27- connecting poles；28- support sets；30- cranes；
31- screw rods；32- supporting plates；40- telescoping mechanisms；41- racks；The external gears of 42- the 3rd；43- tracks；431- chutes；44- is supported
Axle；50- rotating shaft mechanisms；51- fixed plates；The through holes of 511- second；52- support rings；53- rotating disks；54- connecting plates；55- brake groups
Part；551- brake blocks；552- springs；The studs of 561- first；The studs of 562- second；563- screws.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are more clearly understood, with
Lower combination drawings and Examples, the utility model is further elaborated.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
In description of the present utility model, it is to be understood that term " " center ", " length ", " width ", " thickness ",
The orientation of instruction such as " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " or
Position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplifies description,
Rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and operation, because
This is it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
Can be connection or the interaction relationship of two elements of two element internals.For one of ordinary skill in the art
Speech, can understand concrete meaning of the above-mentioned term in the utility model as the case may be.
Also referring to Fig. 1 to Fig. 3, now hidden type projector 100 provided by the utility model is illustrated.It is described hidden
Concealed projecting apparatus 100, including projection instrument body 12, casing 11, crane 30 and drive mechanism 20；The top of casing 11 opens up
There is open cavity 111, open cavity 111 is used for accommodating projection instrument body 12；Drive mechanism 20 is arranged in open cavity 111, driving machine
Structure 20 is used to promote crane 30 to lift；Crane 30 is arranged in drive mechanism 20, and crane 30 is used for support projection instrument machine
Body 12；When drive mechanism 20 promotes crane 30 to rise, projection instrument body 12 can be promoted to stretch out open cavity 111, with convenient
Use projecting apparatus；And during the drive decline of crane 30 of drive mechanism 20, projection instrument body 12 can be driven to close at open cavity 111
In, to reduce space-consuming, while the camera lens of projecting apparatus is protected, avoid being infected with dust.
Hidden type projector 100 provided by the utility model, compared with prior art, the utility model is by setting casing
11, and the open cavity 111 for accommodating projection instrument body 12 is opened up in casing 11, while lifting is installed in open cavity 111
Frame 30 and drive mechanism 20, when in use can be by projecting apparatus so as to promote crane 30 to lift by drive mechanism 20
Body 12 releases casing 11, to use；And when not in use, projection instrument body 12 can be closed in open cavity 111, reduced
Space-consuming, while camera lens can be protected, prevent camera lens to be infected with dust.
Further, also referring to Fig. 1 to Fig. 3, one kind as hidden type projector 100 provided by the utility model
Embodiment, casing 11 is in cylinder, so that the outward appearance of hidden type projector 100 is more aesthetically pleasing.Certainly, at some other
In embodiment, casing 11 can also be in other shapes, such as cuboid.
Further, also referring to Fig. 3 and Fig. 4, one kind as hidden type projector 100 provided by the utility model
Embodiment, crane 30 include the screw rod 31 of support projection instrument body 12.Drive mechanism 20 include the first external gear 21,
Second external gear 22 and motor 23；First external gear 21, the second external gear 22 and motor 23 are arranged on open cavity 111
In.The center of first external gear 21 offers internal thread hole 211, and the internal thread hole 211 is engaged with screw rod 31, then outside first
When gear 21 rotates, screw rod 31 can be made to be relatively rotated with internal thread hole 211, and then the height of adjusting screw rod 31, thrown with driving
Shadow instrument body 12 lifts.Second external gear 22 engages with the first external gear 21, and motor 23 is connected with the second external gear 22, uses
Rotated in the second external gear 22 of driving, and then drive the first external gear 21 to rotate.
Further, also referring to Fig. 3 and Fig. 4, one kind as hidden type projector 100 provided by the utility model
Embodiment, the two sides of the first external gear 21 offer annular groove 212 respectively, and each annular groove 212 is around first external tooth
Wheel 21 axially, some balls 24 is provided with each annular groove 212；The drive mechanism 20 also includes first clamping plate 25, second clamping plate
26 and the connecting pole 27 of connection first clamping plate 25 and second clamping plate 26, the first external gear 21 be located at first clamping plate 25 and second clamping plate
Between 26, the position in second clamping plate 26 corresponding to internal thread hole 211 offers first through hole 261.In the first external gear 21
Two sides opens up annular groove 212, ball 24 is installed in annular groove 212, and the first external gear 21 is arranged on into first clamping plate 25
Between second clamping plate 26, it can play and ball 24 is pressed on the first external gear 21, prevent ball 24 from coming off；Also may be used simultaneously
Preferably to support the first external gear 21, make the more flexible rotation of the first external gear 21.
Further, also referring to Fig. 3 and Fig. 4, one kind as hidden type projector 100 provided by the utility model
Embodiment, the drive mechanism 20 is also included located at the support set 28 between first clamping plate 25 and second clamping plate 26, described
Support set 28 is enclosed on connecting pole 27.Support set 28 is set, can preferably be positioned between first clamping plate 25 and second clamping plate 26
Distance, so that ball 24 can roll in annular groove 212 for greater flexibility.
Further, also referring to Fig. 1 to Fig. 3, one kind as hidden type projector 100 provided by the utility model
Embodiment, open cavity 111 are in circular hole, and the corresponding instrument body 12 that projects is cylindrical, and projects instrument body 12
Diameter is adapted with the internal diameter of open cavity 111, then projecting instrument body 12 can rotate in open cavity 111, can pass through again
Open cavity 111 houses projection instrument body 12 to coordinate, and makes the preferably protection projection instrument body 12 of casing 11.Make this concealed simultaneously
The outward appearance of projecting apparatus 100 is also more aesthetically pleasing.
Certainly, in some other embodiment, crane 30 can also be by the be hinged support bar group in X-type in middle part into
Crane 30, correspondingly, drive mechanism 20 can be the linear electric motors for promoting two support bar bottoms close or separated.More also
In embodiment, crane 30 can be slide block structure, and drive mechanism 20 can be screw body for promoting sliding block lifting etc..
When projection instrument body 12 directly lifts, open cavity 111 can be in the shape to match with projection instrument body 12, and projecting apparatus machine
Body 12 can be set in cuboid, triangular prism etc. shape.
Further, also referring to Fig. 3 and Fig. 4, one kind as hidden type projector 100 provided by the utility model
Embodiment, crane 30 also include the supporting plate 32 for support projection instrument body 12, and screw rod 31 is installed on supporting plate
32 bottom surface.Supporting plate 32 is set, can more stably support projection instrument body 12.
Further, also referring to Fig. 1 to Fig. 5, one kind as hidden type projector 100 provided by the utility model
Embodiment, the hidden type projector 100 also include at least one sound equipment 13, and the side of casing 11, which correspondingly offers, to be used for
Accommodating sound equipment 13 begins to speak 112, begins to speak 112 with open cavity 111 to be connected, is also equipped with open cavity 111 for promoting sound equipment
13 stretch out and begin to speak 112 or to close at the telescoping mechanism 40 begun to speak in 112.Sound equipment 13 is set, when in use, is easy to send sound.And
Begin to speak 112, while the installation telescoping mechanism 40 in open cavity 111 are set in the side of casing 11, then when in use, can be passed through
Sound equipment 13 is released and begins to speak 112 by telescoping mechanism 40；Without being begun to speak in use, can be closed at sound equipment 13 by telescoping mechanism 40
In 112, to protect sound equipment 13, while space-consuming is reduced.
In the present embodiment, sound equipment 13 is two, is separately positioned on the opposite sides of casing 11；Correspondingly, the phase of casing 11
Reply both sides offer respectively begins to speak 112, to house corresponding sound equipment 13；Telescoping mechanism 40 is also two sets, corresponds to two respectively
Individual sound equipment 13.Certainly, in some other embodiment, sound equipment 13 can also set one, corresponding 112 and the telescoping mechanism of beginning to speak
40 are respectively provided with one, to reduce cost.In further embodiments, sound equipment 13 can also set three, four, five etc.,
Accordingly, the position that each sound equipment 13 is corresponded on casing 11 opens up begin to speak 112, while the corresponding each setting of sound equipment 13 telescoping mechanism
40.Multiple sound equipments 13 are set, audio and volume can be lifted.
Further, also referring to Fig. 3 to Fig. 5, one kind as hidden type projector 100 provided by the utility model
Embodiment, telescoping mechanism 40 include the external gear 42 of rack 41 and the 3rd, and the 3rd external gear 42 is nibbled with the first external gear 21
Close, rack 41 is meshed with the 3rd external gear 42, and rack 41 is fixedly linked with sound equipment 13, so as to be rotated in the first external gear 21
When, the 3rd external gear 42 can be driven to rotate, and then promote rack 41 to move back and forth, when such as the first external gear 21 rotates forward, promote
Crane 30 and projection instrument body 12 stretch out, and correspondingly, drive the 3rd external gear 42 to rotate, and promote rack 41 to be displaced outwardly,
And sound equipment 13 is released and corresponding begins to speak 112；Conversely, when the first external gear 21 inverts, crane 30 and projection instrument body are promoted
12 close at open cavity 111, correspondingly, drive the 3rd external gear 42 to rotate, and promote rack 41 to move inward, and by sound equipment 13 by
112 are begun to speak in corresponding.The telescoping mechanism 40 is simple in construction, can control telescoping mechanism 40 by drive mechanism 20, and cost is low,
Ease of assembly.
Further, also referring to Fig. 3 to Fig. 5, one kind as hidden type projector 100 provided by the utility model
Embodiment, telescoping mechanism 40 also include support shaft 44, and the 3rd external gear 42 is placed in support shaft 44, and support shaft 44 is installed
In open cavity 111.Support shaft 44 is set, to facilitate the 3rd external gear 42 of installation.
Further, also referring to Fig. 3 to Fig. 5, one kind as hidden type projector 100 provided by the utility model
Embodiment, telescoping mechanism 40 also include the track 43 of support rack 41, chute 431, rack 41 are offered on track 43
It is installed in chute 431, track 43 is fixed in open cavity 111.Track 43 is set, and chute 431 is opened up on track 43, can
To facilitate positioning tooth bar 41, while convenient support rack 41.In the present embodiment, track 43 is plate body structure, in other embodiments
In, track 43 can also be block structure etc..
Further, also referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, as hidden type projector provided by the utility model
A kind of 100 embodiment, the hidden type projector 100 also include the rotating shaft mechanism 50 of support projection instrument body 12, turn
Axis mechanism 50 is installed on crane 30.Rotating shaft mechanism 50 is set, and projection instrument body 12 is arranged on rotating shaft mechanism 50, will
Rotating shaft mechanism 50 is installed on crane 30, when in use, can conveniently be adjusted the angle of projection instrument body 12, be realized 360 degree of tune
Save projecting direction.
Further, also referring to Fig. 3 and Fig. 6, one kind as hidden type projector 100 provided by the utility model
Embodiment, rotating shaft mechanism 50 include fixed plate 51, support ring 52, rotating disk 53, connecting plate 54 and brake assemblies 55；It is fixed
Plate 51 is arranged on crane 30, and the second through hole 511, size and the support ring 52 of the second through hole 511 are offered in fixed plate 51
Match.Support ring 52 is placed in the second through hole 511, and support ring 52 can rotate in the second through hole 511.Connecting plate 54
The both sides of support ring 52 are separately positioned on rotating disk 53, and rotating disk 53 is connected with the side of support ring 52, the buckle of connecting plate 54
In the opposite side of support ring 52, connecting plate 54 is connected with projection instrument body 12, so that support ring 52 is positioned at into the of fixed plate 51
In two through holes 511, and project instrument body 12 and can be rotated with connecting plate 54 with support ring 52 relative to fixed plate 51, with regulation
Project the angle of instrument body 12.Brake assemblies 55 are connected with rotating disk 53, for supporting connecting plate 54, to realize braking action, enter
And projection instrument body 12 is positioned.In other embodiments, other rotational structures can also be used as rotating shaft mechanism 50, such as spine
Take turns mechanism etc..
Further, fixed plate 51 can be fixedly linked by the first stud 561 with crane 30.Connecting plate 54 can lead to
The second stud 562 is crossed with projection instrument body 12 to be connected.Support ring 52 can be connected by screw 563 with rotating disk 53.Specifically, originally
In embodiment, fixed plate 51 and the supporting plate 32 of crane 30 are fixedly linked.
Further, a kind of embodiment as hidden type projector 100 provided by the utility model, brake group
Part 55 includes the spring 552 of the brake block 551 being placed in support ring 52 and the direction ejection brake block 551 towards connecting plate 54,
Spring 552 is fixed on rotating disk 53.Because connecting plate 54 is buckled in support ring 52, connecting plate 54 can be relative to support ring 52
Axial direction make certain axial movement, and supported by brake block 551 and hang connecting plate 54, to realize brake function.In other implementations
In example, brake assemblies 55 can also be multilayer elastic chip architecture, realize brake.In further embodiments, rotating shaft mechanism 50
Can be other turntable structures, and brake assemblies 55 can be provided in the structures such as the friction plate in fixed plate 51.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. hidden type projector, including projection instrument body, it is characterised in that：Also offered including top for housing the projection
The casing of the open cavity of instrument body, the crane of the support projection instrument body and the promotion crane are lifted to promote
State projection instrument body to stretch out the casing or close at drive mechanism in the open cavity, the drive mechanism is installed on described spacious
In oral cavity, the crane is installed in the drive mechanism, and the projection instrument body is installed on the crane.
2. hidden type projector as claimed in claim 1, it is characterised in that：The crane includes supporting the projecting apparatus machine
The screw rod of body, the drive mechanism includes promoting the first external gear of screw rod lifting, is engaged with first external gear
Second external gear and the motor for driving second external gear to rotate, the motor, first external gear and institute
State the second external gear to be installed in the open cavity, the center of first external gear offers the interior spiral shell coordinated with the screw rod
Pit.
3. hidden type projector as claimed in claim 2, it is characterised in that：The two sides of first external gear offers respectively
The annular groove of first external gear axial direction is surround, some balls are installed in each annular groove, the drive mechanism also includes
The connecting pole of first clamping plate, second clamping plate and the connection first clamping plate and the second clamping plate, first external gear are located at
Between the first clamping plate and the second clamping plate, the position in the second clamping plate corresponding to the internal thread hole offers the
One through hole.
4. hidden type projector as claimed in claim 2, it is characterised in that：The crane also includes being used to support the throwing
The supporting plate of shadow instrument body, the screw rod are installed on the bottom surface of the supporting plate.
5. the hidden type projector as described in claim any one of 2-4, it is characterised in that：Also include at least one sound equipment, institute
The side for stating casing is correspondingly offered for housing beginning to speak for the sound equipment, described to begin to speak to be connected with the open cavity, described
It is also equipped with open cavity for promoting the sound equipment stretching to begin to speak or close at the telescoping mechanism in described begin to speak.
6. hidden type projector as claimed in claim 5, it is characterised in that：The telescoping mechanism includes fixing with the sound equipment
Connected rack and the 3rd external gear for promoting the rack to move back and forth, the 3rd external gear are nibbled with first external gear
Close, the rack is meshed with the 3rd external gear.
7. hidden type projector as claimed in claim 6, it is characterised in that：The telescoping mechanism also includes supporting the rack
Track, offer chute on the track, the rack is installed in the chute, and the track is fixed on the open cavity
In.
8. the hidden type projector as described in claim any one of 1-4, it is characterised in that：Also include supporting the projecting apparatus machine
The rotating shaft mechanism of body, the rotating shaft mechanism are installed on the crane.
9. hidden type projector as claimed in claim 8, it is characterised in that：The rotating shaft mechanism offers second including middle part
The fixed plate of through hole, the support ring being placed in second through hole, the rotating disk being connected with the side of the support ring, it is snapped in institute
State the connecting plate of support ring opposite side and the brake assemblies for supporting the connecting plate, the connecting plate and the projecting apparatus machine
Body is fixedly linked, and the fixed plate is connected with the crane.
10. hidden type projector as claimed in claim 9, it is characterised in that：The brake assemblies include being placed in the support
Brake block in ring and the spring towards brake block described in the direction ejection of the connecting plate, the spring are fixed on the rotating disk
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720992812.8U CN207148514U (en) | 2017-08-09 | 2017-08-09 | Hidden type projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720992812.8U CN207148514U (en) | 2017-08-09 | 2017-08-09 | Hidden type projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207148514U true CN207148514U (en) | 2018-03-27 |
Family
ID=61666182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720992812.8U Expired - Fee Related CN207148514U (en) | 2017-08-09 | 2017-08-09 | Hidden type projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207148514U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108495013A (en) * | 2018-05-30 | 2018-09-04 | 滨州学院 | A kind of multimedia equipment for smart home |
| CN109668017A (en) * | 2019-03-01 | 2019-04-23 | 葛成燕 | A kind of projector installation mounting bracket |
| CN111352290A (en) * | 2018-12-22 | 2020-06-30 | 广东东软学院 | Intelligent projector |
-
2017
- 2017-08-09 CN CN201720992812.8U patent/CN207148514U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108495013A (en) * | 2018-05-30 | 2018-09-04 | 滨州学院 | A kind of multimedia equipment for smart home |
| CN111352290A (en) * | 2018-12-22 | 2020-06-30 | 广东东软学院 | Intelligent projector |
| CN109668017A (en) * | 2019-03-01 | 2019-04-23 | 葛成燕 | A kind of projector installation mounting bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 |