CN108281099A - A kind of audio-visual integrated adjust automatically outdoor equipment - Google Patents
A kind of audio-visual integrated adjust automatically outdoor equipment Download PDFInfo
- Publication number
- CN108281099A CN108281099A CN201810269142.6A CN201810269142A CN108281099A CN 108281099 A CN108281099 A CN 108281099A CN 201810269142 A CN201810269142 A CN 201810269142A CN 108281099 A CN108281099 A CN 108281099A
- Authority
- CN
- China
- Prior art keywords
- lifting
- angle
- seat
- projecting apparatus
- angle adjustment
- 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.)
- Withdrawn
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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
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a kind of audio-visual integrated adjust automatically outdoor equipments, megaphone top is provided with the Projection Division that can be shunk up and down for projected image, the control unit for control device working condition is provided on the right side of Projection Division, it is provided with the rod section moved for pulling equipment on the left of Projection Division, Projection Division includes projecting apparatus and the lifting unit for driving projecting apparatus lifting and adjustment projection inclination angle, projecting apparatus is arranged on lifting unit top, angle adjusting seat is installed in Projection Division lower middle position, angle adjustment ball lower part is provided with guide support axis, lifting panel seat is installed on guide support axis, angle adjustment screw is inserted into and is engaged with the screw thread in angle adjustment swivel nut, angle adjustment swivel nut is contacted with projecting apparatus.The present invention can make equipment be suitble to the fields such as square entertain study use, music can be played, while broadcasting video can be projected, at the same projection device can with automatic telescopic adjust height and adjustment inclination angle, equipment movement and it is easy to use.
Description
【Technical field】
The present invention relates to the technical field of amusement equipment, especially a kind of technology of audio-visual integrated adjust automatically outdoor equipment
Field.
【Background technology】
As the improvement of people's living standards, the free life of people is more and more abundant, either professional performance is still
Square dance on night square can all use sound equipment, in order to ensure sound equipment sound quality range, existing sound equipment volume
It is increasing, it is mobile for convenience to hinder people since video played in many places in device bottom setting wheel
Learn the demand of dancing, market needs a kind of amusement equipment, it is desirable to be able to make equipment be suitble to use in fields such as squares, Ke Yibo
It puts the music on, psycho-acoustical quality is high, and sound disclosure satisfy that strength demand, while can project broadcasting video, and people is facilitated to watch video
Program learns dancing and amusement, while projection device can adjust height and adjustment inclination angle with automatic telescopic, and equipment is mobile and uses
It is convenient.
【Invention content】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes that a kind of audio-visual integrated adjust automatically open air is set
It is standby, equipment can be made to be suitble to entertain study use in fields such as squares, music can be played, psycho-acoustical quality is high, and sound can expire
Sufficient strength demand, while broadcasting video can be projected, facilitate people to watch video frequency program study dancing and amusement, while projection is set
It is standby to adjust height and adjustment inclination angle with automatic telescopic, equipment movement and easy to use.
To achieve the above object, the present invention proposes a kind of audio-visual integrated adjust automatically outdoor equipment, including accumulator, shell
Body, Projection Division, control unit, rod section and megaphone, the housing bottom front and rear sides are separately provided for providing electric energy
Accumulator and convert electrical energy into the megaphone of sound, the megaphone top, which is provided with, to be shunk up and down for throwing
The Projection Division of shadow image, the Projection Division right side are provided with the control unit for control device working condition, and the Projection Division is left
Side is provided with the rod section moved for pulling equipment, and the Projection Division includes projecting apparatus and for driving projecting apparatus to lift and adjust
The lifting unit at whole projection inclination angle, the projecting apparatus are arranged on lifting unit top, and the lifting unit includes angle adjusting seat, angle tune
Whole ball, Level tune spring, lifting panel seat, guide support axis, lifting motor, lifting screw, angle adjustment motor, angle adjustment
Screw rod, angle adjustment swivel nut, bottom block, lifting swivel nut and guide sleeve, the angle adjusting seat are installed among the lower part of Projection Division
Position, the angle adjustment ball are spherical, and the angle adjustment ball is rotatably set in angle adjusting seat, the angle tune
Whole ball lower part is provided with guide support axis, and lifting panel seat, the lifting panel seat and projecting apparatus are installed on the guide support axis
Between be provided with and make the Level tune spring of projecting apparatus horizontal elasticity for pushing up and generating upwards by projecting apparatus, because of Level tune
The both ends of spring are horizontal, when Level tune spring is withstood on projecting apparatus, various pieces uniform force, when projecting apparatus tilts
When, the side tilted down receives the elastic force of the Level tune spring of bigger, and forcing keeps projecting apparatus holding horizontal, the lifter plate
Seat top guiding support shaft side, which is bolted, is equipped with lifting motor, and lifting is connected in the shaft of the lifting motor
Screw rod, the bottom block level are installed on the inside of megaphone upper body, guide support axis and lifting spiral shell on the bottom block
Bar lower part is respectively arranged with the axis 333- guide sleeve vertical with bottom block, lifting swivel nut, and the guide support axis is slidably worn
Guide sleeve is crossed, the lifting screw is passed through and engaged with the internal thread being arranged in lifting swivel nut, and the lifting panel seat top is logical
It crosses bolt and angled adjustment motor is fixedly mounted, angled adjustment screw is connected in the shaft of the angle adjustment motor, it is described
Angle adjustment screw is inserted into and is engaged with the screw thread in angle adjustment swivel nut, and the angle adjustment swivel nut is contacted with projecting apparatus.
Preferably, the lifting panel seat is welded on the middle part position on the upper side of guide support axis, the guide support axis
Axis lifts the specific location of panel seat so that guide support axis can be made in the position always that moves up and down in the process perpendicular to lifting panel seat
Subject in guide sleeve.
Preferably, angle adjustment swivel nut side is provided with guide plate, both sides, which are respectively arranged with, in the shell leads
To slot, the guide plate is slidably arranged in guide groove, and the guide plate can only slide up and down in guide groove, can prevent
Angle adjusts swivel nut rotation, is rotated by angle adjustment screw and angle adjustment swivel nut is driven to move up and down, spiral shell is adjusted by angle
The angle of inclination of set adjustment projecting apparatus.
Preferably, angle adjustment swivel nut top is in hemispherical, angle adjustment swivel nut upper end withstands on Projection Division
Lower part.
Preferably, the angle adjusting seat includes upper limit seat and lower limit seat, the lower limit seat and upper limit seat
It is connected through a screw thread, slippage slot and limit on limit base is respectively arranged on the inside of the connecting pin of the upper limit seat and lower limit seat
The lower slippage slot of seat, slippage slot is in hemispherical groove under slippage slot and limit base on limit base, and the angle adjustment ball is rotatable
It is arranged on by limit base in the angle adjustment tank that slippage slot under slippage slot and limit base surrounds.
Preferably, the control unit includes mainboard, display screen, control button, the mainboard respectively with accumulator, amplify
Loudspeaker, Projection Division, display screen and control button are electrically connected, setting processor, memory and reading RAM card on the mainboard
Card slot, the processor respectively with memory and read RAM card card slot be electrically connected.
Preferably, the housing bottom is provided with land wheel, the shell upper end is hingedly equipped with lid, the cover cap
In the suitable for reading of the projection storeroom where the Projection Division of shell upper end.
Beneficial effects of the present invention：The present invention can be such that equipment is suitble to wide by being combined megaphone with Projection Division
The amusement study of the fields such as field uses, and can play music, psycho-acoustical quality is high, and sound disclosure satisfy that strength demand, while can throw
Shadow plays video, facilitates people to watch video frequency program study dancing and amusement, while by lifting unit, projection device can be automatic
Flexible adjustment height and adjustment inclination angle, automatic degree of talking about is high, while can facilitate and be stored in off position, prevents equipment from receiving
Damage, especially make Projection Division, it is safer after contraction, by device bottom be arranged land wheel, can make equipment movement and
It is easy to use.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is a kind of front view of audio-visual integrated adjust automatically outdoor equipment of the present invention；
Fig. 2 is a kind of main view sectional view of the Projection Division folded state of audio-visual integrated adjust automatically outdoor equipment of the present invention；
Fig. 3 is a kind of main view sectional view of the Projection Division raised configuration of audio-visual integrated adjust automatically outdoor equipment of the present invention；
Fig. 4 is the enlarged drawing in the portions A in Fig. 3；
Fig. 5 is the sectional exploded view of angle adjusting seat.
In figure：1- accumulators, 2- shells, 21- land wheels, 22- lids, the Projection Divisions 3-, 31- projecting apparatus, 32- lifting units,
321- angle adjusting seats, 3211- upper limits seat, slippage slot, 3212- lower limits seat, 32121- limit bases on 32111- limit bases
Lower slippage slot, 322- angles adjustment ball, 323- Level tunes spring, 324- liftings panel seat, 325- guide supports axis, 326- liftings
Motor, 327- lifting screws, 328- angles adjustment motor, 329- angles adjustment screw, 330- angles adjustment swivel nut, 331- bottom plates
Seat, 332- liftings swivel nut, 333- guide sleeves, 4- control units, 41- mainboards, 42- display screens, 43- control buttons, 5- rod sections, 8-
Megaphone.
【Specific implementation mode】
- Fig. 5 refering to fig. 1, a kind of audio-visual integrated adjust automatically outdoor equipment of the present invention, including accumulator 1, shell 2, projection
Portion 3, control unit 4, rod section 5 and megaphone 8,2 bottom front and rear sides of the shell are separately provided for providing electric energy
Accumulator 1 and the megaphone 8 for converting electrical energy into sound, 8 top of the megaphone, which is provided with to shrink up and down, to be used for
The Projection Division 3 of projected image, 3 right side of the Projection Division are provided with the control unit 4 for control device working condition, the projection
3 left side of portion is provided with the rod section 5 moved for pulling equipment, and the Projection Division 3 includes projecting apparatus 31 and projected for driving
Instrument 31 lifts and the lifting unit 32 at adjustment projection inclination angle, the projecting apparatus 31 are arranged in 32 top of lifting unit, the lifting unit 32
Including angle adjusting seat 321, angle adjustment ball 322, Level tune spring 323, lifting panel seat 324, guide support axis 325, rise
Motor 326, lifting screw 327, angle adjustment motor 328, angle adjustment screw 329, angle adjustment swivel nut 330, bottom block drop
331, it lifts swivel nut 332 and guide sleeve 333, the angle adjusting seat 321 is installed in 3 lower middle position of Projection Division, the angle
Degree adjustment ball 322 is spherical, and the angle adjustment ball 322 is rotatably set in angle adjusting seat 321, the angle adjustment
322 lower part of ball is provided with guide support axis 325, and lifting panel seat 324, the lifter plate are installed on the guide support axis 325
Be provided between seat 324 and projecting apparatus 31 makes the horizontal of 31 horizontal elasticity of projecting apparatus adjust for pushing up and generating upwards by projecting apparatus 31
Spring 323 is saved, because the both ends of Level tune spring 323 are horizontal, when Level tune spring 323 is withstood on projecting apparatus 31,
Various pieces uniform force, when projecting apparatus 31 tilts, the side tilted down receives the bullet of the Level tune spring 323 of bigger
Power, forcing keeps 31 holding of projecting apparatus horizontal, and 324 top of lifting panel seat is oriented to 325 side of support shaft and is bolted peace
Equipped with lifting motor 326, lifting screw 327 is connected in the shaft of the lifting motor 326, the bottom block 331 is horizontal solid
It is located on the inside of 8 upper body of megaphone 2, guide support axis 325 and 327 lower part of lifting screw difference on the bottom block 331
It is provided with the axis 333- guide sleeve 333 vertical with bottom block 331, lifting swivel nut 332, the guide support axis 325 is slidably
Across guide sleeve 333, the lifting screw 327 is passed through and is engaged with the internal thread being arranged in lifting swivel nut 332, the lifting
324 top of panel seat is bolted the angled adjustment motor 328 of installation, is connected in the shaft of the angle adjustment motor 328
Angled adjustment screw 329, the angle adjustment screw 329 is inserted into and is engaged with the screw thread in angle adjustment swivel nut 330, described
Angle adjustment swivel nut 330 is contacted with projecting apparatus 31.The lifting panel seat 324 is welded on the middle part position on the upper side of guide support axis 325
It sets, the axis of the guide support axis 325 lifts the specific location of panel seat 324 can make guiding perpendicular to lifting panel seat 324
Subject to support shaft 325 is always positioned at during moving up and down in guide sleeve 333.The angle adjustment swivel nut 330 side setting
There is a guide plate, both sides are respectively arranged with guide groove in the shell 2, and the guide plate is slidably arranged in guide groove, described
Guide plate can only slide up and down in guide groove, and angle adjustment swivel nut 330 can be prevented to rotate, pass through angle adjustment screw 329
Rotation drives angle adjustment swivel nut 330 to move up and down, and the angle of inclination that swivel nut 330 adjusts projecting apparatus 31 is adjusted by angle.Institute
It is in hemispherical to state 330 top of angle adjustment swivel nut, and 330 upper end of the angle adjustment swivel nut withstands on 3 lower part of Projection Division.The angle
Adjusting seat 321 includes upper limit seat 3211 and lower limit seat 32112, and the lower limit seat 32112 passes through with upper limit seat 3211
It is threadedly coupled, slippage slot on limit base is respectively arranged on the inside of the connecting pin of the upper limit seat 3211 and lower limit seat 32112
32111 and limit base under slippage slot 32121, slippage slot 32121 is in hemispherical under slippage slot 32111 and limit base on limit base
Groove, the angle adjustment ball 322 are rotatably provided in by slippage slot 32121 under slippage slot on limit base 32111 and limit base
In the angle adjustment tank surrounded.The control unit 4 include mainboard 41, display screen 42, control button 43, the mainboard 41 respectively with
Accumulator 1, megaphone 8, Projection Division 3, display screen 42 and control button 43 are electrically connected, setting processing on the mainboard 41
Device, memory and the card slot for reading RAM card, the processor are electrical with the card slot of memory and reading RAM card respectively
Connection.2 bottom of the shell is provided with land wheel 21, and 2 upper end of the shell is hingedly equipped with lid 22, and the lid 22 is covered in shell
The suitable for reading of storeroom is projected where 2 upper end Projection Division of body 3.
The course of work of the present invention：
A kind of audio-visual integrated adjust automatically outdoor equipment of the invention during the work time, when needing mobile device, passes through
The telescopic rod of rod section is pulled out, by making device inclined, pull rod movement is hauled, when needing to play audio file, by memory
Card insertion enters the card slot of the reading RAM card of equipment, and controlling file by control unit plays, and control unit gives audio signal transmission
Megaphone controls Projection Division by control unit first and rises when needing playing video file, in the course of work of Projection Division,
Lifting motor drives lifting screw rotation, lifting screw so that lifting panel seat is increased with lifting swivel nut cooperation, and lifting panel seat, which drives, to be thrown
Shadow instrument rises, and the projection lens of projecting apparatus is made to be higher by shell, and during projecting apparatus rises, guide support axis is sliding in guide sleeve
It is dynamic, ensure that projecting apparatus ramps, adjusting motor by angle drives angle to adjust swivel nut rising, and swivel nut tune is adjusted by angle
The angle of inclination of whole projecting apparatus, and then achieve the purpose that adjust projection angle.
A kind of audio-visual integrated adjust automatically outdoor equipment of the invention can be made by being combined megaphone with Projection Division
Equipment is suitble to entertain study use in fields such as squares, can play music, and psycho-acoustical quality is high, and sound disclosure satisfy that intensity needs
It asks, while broadcasting video can be projected, facilitate people to watch video frequency program study dancing and amusement, while by lifting unit, throwing
Shadow equipment can adjust height and adjustment inclination angle with automatic telescopic, and automatic degree of talking about is high, while can facilitate and be stored up in off position
It hides, prevents equipment from receiving damage, especially make Projection Division, it is safer after contraction, by the way that land wheel is arranged in device bottom,
Can make equipment movement and it is easy to use.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of audio-visual integrated adjust automatically outdoor equipment, it is characterised in that：Including accumulator (1), shell (2), Projection Division
(3), control unit (4), rod section (5) and megaphone (8), shell (2) the bottom front and rear sides are separately provided for carrying
Accumulator (1) for electric energy and the megaphone (8) for converting electrical energy into sound, megaphone (8) top is provided with can
With the upper and lower Projection Division (3) shunk for projected image, it is provided with for control device working condition on the right side of the Projection Division (3)
Control unit (4), be provided with the rod section (5) moved for pulling equipment, the Projection Division (3) on the left of the Projection Division (3)
Including projecting apparatus (31) and for driving projecting apparatus (31) to lift and adjust the lifting unit (32) at projection inclination angle, the projecting apparatus
(31) it is arranged on lifting unit (32) top, the lifting unit (32) includes angle adjusting seat (321), angle adjustment ball (322), water
Flat adjustment spring (323), lifting panel seat (324), guide support axis (325), lifting motor (326), lifting screw (327), angle
Degree adjustment motor (328), angle adjustment screw (329), angle adjustment swivel nut (330), bottom block (331), lifting swivel nut (332)
With guide sleeve (333), the angle adjusting seat (321) is installed in Projection Division (3) lower middle position, and the angle adjusts ball
(322) it is spherical, the angle adjustment ball (322) is rotatably set in angle adjusting seat (321), and the angle adjusts ball
(322) lower part is provided with guide support axis (325), and lifting panel seat (324) is installed on the guide support axis (325), described
Be provided between lifting panel seat (324) and projecting apparatus (31) makes projecting apparatus (31) water for pushing up and generating upwards by projecting apparatus (31)
The Level tune spring (323) of flat elastic force, it is solid by bolt that lifting panel seat (324) top is oriented to support shaft (325) side
Dingan County is equipped with lifting motor (326), and lifting screw (327), the bottom block are connected in the shaft of the lifting motor (326)
(331) level is installed on the inside of megaphone (8) upper body (2), on the bottom block (331) guide support axis (325) and
Lifting screw (327) lower part is respectively arranged with the axis 333- guide sleeve (333) vertical with bottom block (331), lifting swivel nut
(332), the guide support axis (325) can be slid through guide sleeve (333), the lifting screw (327) pass through and with setting
Internal thread engagement in lifting swivel nut (332), lifting panel seat (324) top are bolted the angled adjustment of installation
Motor (328) connects angled adjustment screw (329) in the shaft of angle adjustment motor (328), and the angle adjusts spiral shell
Bar (329) is inserted into and is engaged with the screw thread in angle adjustment swivel nut (330), the angle adjustment swivel nut (330) and projecting apparatus
(31) it contacts.
2. a kind of audio-visual integrated adjust automatically outdoor equipment as described in claim 1, it is characterised in that：The lifting panel seat
(324) it is welded on the middle part position on the upper side of guide support axis (325), the axis of the guide support axis (325) is perpendicular to lifting
Panel seat (324).
3. a kind of audio-visual integrated adjust automatically outdoor equipment as claimed in claim 2, it is characterised in that：The angle adjusts spiral shell
Set (330) side is provided with guide plate, and the interior both sides of the shell (2) are respectively arranged with guide groove, and the guide plate is slidably set
It sets in guide groove.
4. a kind of audio-visual integrated adjust automatically outdoor equipment as claimed in claim 3, it is characterised in that：The angle adjusts spiral shell
It is in hemispherical to cover (330) top, and angle adjustment swivel nut (330) upper end withstands on Projection Division (3) lower part.
5. a kind of audio-visual integrated adjust automatically outdoor equipment as described in claim 1, it is characterised in that：The angle adjusting seat
(321) include upper limit seat (3211) and lower limit seat (32112), the lower limit seat (32112) and upper limit seat (3211)
It is connected through a screw thread, limit base is respectively arranged on the inside of the connecting pin of the upper limit seat (3211) and lower limit seat (32112)
Slippage slot (32121) under upper slippage slot (32111) and limit base, slippage slot under slippage slot (32111) and limit base on limit base
(32121) in hemispherical groove, the angle adjustment ball (322) is rotatably provided in by slippage slot on limit base (32111)
In the angle adjustment tank surrounded with slippage slot under limit base (32121).
6. a kind of audio-visual integrated adjust automatically outdoor equipment as described in claim 1, it is characterised in that：The control unit (4)
Including mainboard (41), display screen (42), control button (43), the mainboard (41) respectively with accumulator (1), megaphone (8),
Projection Division (3), display screen (42) and control button (43) are electrically connected, setting processor on the mainboard (41), memory and
The card slot of RAM card is read, card slot of the processor respectively with memory and reading RAM card is electrically connected.
7. a kind of audio-visual integrated adjust automatically outdoor equipment as described in claim 1, it is characterised in that：Shell (2) bottom
Portion is provided with land wheel (21), and shell (2) upper end is hingedly equipped with lid (22), and the lid (22) is covered on shell (2)
The suitable for reading of storeroom is projected where end projection portion (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269142.6A CN108281099A (en) | 2018-03-29 | 2018-03-29 | A kind of audio-visual integrated adjust automatically outdoor equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269142.6A CN108281099A (en) | 2018-03-29 | 2018-03-29 | A kind of audio-visual integrated adjust automatically outdoor equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108281099A true CN108281099A (en) | 2018-07-13 |
Family
ID=62809028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810269142.6A Withdrawn CN108281099A (en) | 2018-03-29 | 2018-03-29 | A kind of audio-visual integrated adjust automatically outdoor equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108281099A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270776A (en) * | 2018-12-10 | 2019-01-25 | 郑州航空工业管理学院 | A kind of play history content increases the fully adjustable educational projector of entertaining |
| CN111179694A (en) * | 2019-12-02 | 2020-05-19 | 广东小天才科技有限公司 | Dance teaching interaction method, intelligent sound box and storage medium |
| CN115407590A (en) * | 2022-09-21 | 2022-11-29 | 西安雯墨电子科技有限公司 | Integral type lift display device |
-
2018
- 2018-03-29 CN CN201810269142.6A patent/CN108281099A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270776A (en) * | 2018-12-10 | 2019-01-25 | 郑州航空工业管理学院 | A kind of play history content increases the fully adjustable educational projector of entertaining |
| CN111179694A (en) * | 2019-12-02 | 2020-05-19 | 广东小天才科技有限公司 | Dance teaching interaction method, intelligent sound box and storage medium |
| CN115407590A (en) * | 2022-09-21 | 2022-11-29 | 西安雯墨电子科技有限公司 | Integral type lift display device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180713 |