CN109008212B - Electric turner - Google Patents
Electric turner Download PDFInfo
- Publication number
- CN109008212B CN109008212B CN201811025746.2A CN201811025746A CN109008212B CN 109008212 B CN109008212 B CN 109008212B CN 201811025746 A CN201811025746 A CN 201811025746A CN 109008212 B CN109008212 B CN 109008212B
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- Prior art keywords
- liquid crystal
- crystal screen
- rod
- turnover
- drives
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 230000007306 turnover Effects 0.000 claims abstract description 42
- 230000001360 synchronised effect Effects 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/007—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
- A47B21/0073—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk liftable above the desk top
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The electric turner comprises a working surface and a liquid crystal screen, wherein a groove for accommodating the liquid crystal screen is formed in the working surface, and the screen is upwards arranged when the liquid crystal screen is accommodated in the groove; the liquid crystal screen is connected with a turnover mechanism which drives the liquid crystal screen to turn forward, stand up and adjust the angle of the liquid crystal screen, the liquid crystal screen is connected with a moving mechanism which drives the liquid crystal screen to move forward and backward when the liquid crystal screen turns over, and the turnover mechanism and the moving mechanism are both arranged in a cavity below a working surface; the groove comprises a front panel and a rear panel, and the front panel can be lifted to be in the same plane with the working surface when the liquid crystal display screen is turned over, erected and moved to a designated position. The liquid crystal display can be directly used when being in the groove, can be used after being driven to turn over and move by the turning mechanism and the moving mechanism, can be used after the angle is adjusted by the turning mechanism, and has wide application range and convenient use. The front panel can be lifted, and the working face is not affected after the liquid crystal screen is turned over and raised.
Description
Technical Field
The invention belongs to the technical field of desktops with computers, and particularly relates to an electric turner.
Background
Computers are becoming an indispensable tool for people to work, learn and entertain, and have higher and higher popularity, and become an indispensable tool for families, schools and companies. The existing office desk has single function, and the computer display can only be placed on the desk top of the office desk at rest, so that most of the space of the desk top is occupied, the desk top is scattered, and in addition, the screen angle of the display is generally rarely adjusted, so that the computer desk can cause discomfort for long-term work; and the display is placed on the desktop of the office desk when in idle, so that dust is easy to deposit on the display, and the office environment and the service life of the display are influenced.
For multimedia use, the workbench is generally provided with a liquid crystal display inverter. The conventional lcd screen turner generally comprises a workbench, a cover plate and an lcd screen, wherein a groove capable of accommodating the lcd screen is arranged in the workbench, the notch of the groove is positioned on the table top of the workbench, two sides of the cover plate are respectively provided with cylindrical rotating shafts, the axes of the two rotating shafts are collinear, each rotating shaft is rotatably arranged on the workbench, so that the cover plate can selectively close or open the notch of the groove when rotating around the axis of the rotating shaft, the lcd screen is arranged on one surface of the cover plate facing the groove, the lcd screen is accommodated in the groove when the cover plate closes the notch of the groove and is in a hidden state, and the lcd screen is turned out of the groove when the cover plate opens the notch of the groove and is in a working state, as disclosed in patent 2017202093071, the lcd screen with the structure cannot be used when in the groove and can only be turned over, and meanwhile the angle of the lcd screen cannot be adjusted. In order to enable the cover plate and the liquid crystal display to stay at specific rotation positions, a limiting mechanism for limiting the rotation of the cover plate is generally required to be arranged, but the existing limiting mechanism is complex in structure, short in service life and poor in reliability.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the electric turner which is good in reliability, convenient to use and wide in application range.
The technical scheme adopted by the invention is as follows:
the electric turnover device comprises a working face and a liquid crystal screen, wherein a groove for accommodating the liquid crystal screen is formed in the working face, and the electric turnover device is characterized in that: the screen is upward when the liquid crystal screen is accommodated in the groove; the liquid crystal screen is connected with a turnover mechanism which drives the liquid crystal screen to turn forward, stand up and adjust the angle of the liquid crystal screen, the liquid crystal screen is connected with a moving mechanism which drives the liquid crystal screen to move forward and backward when the liquid crystal screen turns over, and the turnover mechanism and the moving mechanism are both arranged in a cavity below a working surface; the groove comprises a front panel and a rear panel, and the front panel can be lifted to be in the same plane with the working surface when the liquid crystal display screen is turned over, erected and moved to a designated position. The liquid crystal display can be directly used when being in the groove, can be used after being driven to turn over and move by the turning mechanism and the moving mechanism, can be used after the angle is adjusted by the turning mechanism, and has wide application range and convenient use. The front panel can be lifted, and the working face is not affected after the liquid crystal screen is turned over and raised.
Further, the moving mechanism comprises a moving platform, a direct current gear motor and a synchronous belt horizontally arranged, the liquid crystal screen is connected to the moving platform, the direct current gear motor is fixed at the rear part of the cavity, a synchronous belt wheel is arranged on an output shaft of the direct current gear motor, the synchronous belt is arranged on the synchronous belt wheel which drives the direct current gear motor to rotate, a connecting block is arranged at one end part of the moving platform, and the connecting block is fixedly connected to the synchronous belt which drives the direct current gear motor to be in linkage.
Further, be provided with the linear slide rail of two level settings in the cavity below the working face, linear slide rail is connected with the working face, be equipped with the slider that can follow it on the linear slide rail, slider and moving platform fixed connection.
Further, the both ends of mobile platform are equipped with the backup pad, the rotatable connection of LCD screen is in the backup pad and locate between the both sides backup pad.
Further, a movable limit switch is respectively installed in the front and the rear of the cavity, and movable limiting pieces which are respectively matched with the movable limit switch for movable limiting are arranged on the movable platform.
Further, tilting mechanism is including connecting alternating current motor, turnover rod, the rotary rod on moving platform, the rotary rod is with the output shaft who drives its pivoted alternating current motor, the rotary rod is connected with the turnover rod of being driven the upset by it, the turnover rod is connected with the LCD screen is articulated.
Further, the rotating rod is of a bending structure, the bending part of the rotating rod is connected to the output shaft of the alternating current motor, the end part of the first end of the rotating rod is provided with a convex driving piece, and the driving piece can move along a slotted hole on the turning rod and drive the turning rod to turn over and is arranged in the slotted hole; the end part and the bending part of the second end of the rotating rod are connected with a rotating limiting part which is matched with the overturning limiting switch to rotate and limit.
Further, the alternating current motor is connected with the mobile platform through the mounting plate, and the turnover limit switches are all mounted on the mounting plate.
Further, the lifting mechanism for driving the front panel to lift is arranged in the cavity and comprises a motor, a swing rod, a lifting plate and an elastic piece, wherein the lifting plate is positioned below the front panel and connected with the front panel, the lifting plate is driven to lift by the swing rod after being contacted with the free end of the swing rod, the lifting plate is connected with the elastic piece for driving the lifting plate to lift after the swing rod descends, and the swing rod is connected with the motor for driving the lifting plate to rotate.
Further, a guide mechanism is further arranged in the cavity, the guide mechanism comprises a guide rod and a linear bearing capable of moving along the guide rod, and the lifting plate is connected with the linear bearing.
The invention has the beneficial effects that:
(1) The liquid crystal screen can be directly used in a containing state, can also be used after being turned and moved by the turning mechanism and the moving mechanism, and can adjust the angle of the liquid crystal screen by the turning mechanism;
(2) After the liquid crystal screen is turned over and moved, the front panel can be lifted to be in the same plane with the working surface, so that the use of the working surface is not affected.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a liquid crystal display after the liquid crystal display is lifted.
Fig. 2 is a schematic perspective view of the invention with the housing of the chamber removed.
FIG. 3 is a schematic diagram of the front view of the invention with the housing removed
Fig. 4 is a schematic structural view of the moving mechanism of the present invention.
Fig. 5 is a schematic structural view of the tilting mechanism of the present invention.
Fig. 6 is a schematic structural view of the lifting mechanism of the present invention.
Detailed Description
The invention will be further illustrated with reference to the following specific examples, without limiting the invention to these specific embodiments. It will be appreciated by those skilled in the art that the invention encompasses all alternatives, modifications and equivalents as may be included within the scope of the claims.
Referring to fig. 1-6, the electric turner comprises a working surface 1 and a liquid crystal screen 2, wherein a groove 3 for accommodating the liquid crystal screen 2 is formed in the working surface 1, and the screen is upwards arranged when the liquid crystal screen 2 is accommodated in the groove 3; the liquid crystal screen 2 is connected with a turnover mechanism which drives the liquid crystal screen 2 to turn forward, turn over and stand up and can adjust the angle of the liquid crystal screen, the liquid crystal screen 2 is connected with a moving mechanism which drives the liquid crystal screen to move forward and backward while turning over the liquid crystal screen, and the turnover mechanism and the moving mechanism are both arranged in a cavity 4 below the working surface 1; the groove 3 includes a front panel 31 and a rear panel 32, and the front panel 31 can be raised to be in the same plane as the working surface 1 when the liquid crystal panel 2 is turned up and moved to a designated position. The liquid crystal display 2 can be directly used when being arranged in the groove 3, can be used after being driven to turn over and move by the turning mechanism and the moving mechanism, can be used after the angle is adjusted by the turning mechanism, and has wide application range and convenient use. The front panel 31 can be lifted and lowered, and the working face 1 is not affected after the liquid crystal screen 2 is turned over and raised.
The moving mechanism comprises a moving platform 5, a direct current gear motor 6 and a synchronous belt 7 horizontally arranged, the liquid crystal screen 2 is connected to the moving platform 5, the direct current gear motor 6 is fixed at the rear part of the cavity 4, a synchronous belt pulley 8 is arranged on an output shaft of the direct current gear motor 6, the synchronous belt 7 is arranged on the synchronous belt pulley 8 which drives the synchronous belt pulley to rotate, a connecting block 9 is arranged at one end part of the moving platform 5, and the connecting block 9 is fixedly connected to the synchronous belt 7 which drives the synchronous belt pulley to be linked. A supporting plate for installing the direct-current gear motor 6 and the synchronous pulley 8 is arranged in the cavity 4. Two linear slide rails 10 which are horizontally arranged are arranged below the working surface 1 in the cavity 4, the linear slide rails 10 are connected with the working surface 1, a sliding block 11 capable of sliding along the linear slide rails 10 is arranged on the linear slide rails 10, and the sliding block 11 is fixedly connected with the movable platform 5. The two ends of the mobile platform 5 are provided with support plates 12, and the liquid crystal screen 2 is rotatably connected to the support plates 12 and arranged between the support plates 12 at two sides. The front and rear parts in the cavity 4 are respectively provided with a movable limit switch 13, and the movable platform 5 is provided with movable limit pieces 14 which are respectively matched with the movable limit switches 13 for movable limit.
The turnover mechanism in this embodiment comprises an ac motor 15, a turnover rod 17 and a rotating rod 16 connected to the mobile platform 5, the rotating rod 16 is connected to an output shaft of the ac motor 15 that drives the rotating rod 16 to rotate, the rotating rod 16 is connected to the turnover rod 17 that drives the turnover rod 17, and the turnover rod 17 is hinged to the liquid crystal screen 2. The rotary rod 16 is of a bending structure, the bending part of the rotary rod 16 is connected to the output shaft of the alternating current motor 15, a protruding driving piece 19 is arranged at the end part of the first end of the rotary rod 16, and the driving piece 19 can move along a slotted hole 18 on the turnover rod 17 and drive the turnover rod 17 to turn over and be arranged in the slotted hole 18; the end part and the bending part of the second end of the rotating rod 16 are connected with a rotation limiting piece 21 which is matched with the corresponding turnover limiting switch 20 for rotation limiting. The alternating current motor 15 is connected with the mobile platform 5 through a mounting plate 22, and the turnover limit switches 20 are all mounted on the mounting plate 22.
In this embodiment, a lifting mechanism for driving the front panel 31 to lift is disposed in the cavity 4, the lifting mechanism includes a motor 23, a swing rod 24, a lifting plate 29, and an elastic member 26, the lifting plate 29 is located below the front panel 31 and connected with the front panel 31, the lifting plate 29 is driven to lift by the swing rod 24 after contacting with the free end of the swing rod 24, the lifting plate 29 is connected with the elastic member 26 that drives the lifting plate 29 to descend after the swing rod 24 descends, and the swing rod 24 is connected with the motor 23 that drives the lifting plate to rotate. The cavity 4 is also internally provided with a guide mechanism, the guide mechanism comprises 4 guide rods 28 and linear bearings 27 capable of moving along the guide rods 28, and four corners of the jacking plate 29 are connected with the linear bearings 27. The lifting speed of the front panel 31 is controlled by the swing rod 24, a speed limit switch 25 is arranged below the swing rod 24, and the speed of the front panel 31 falling to the bottom and rising to the top are controlled by the speed limit switch 25. The elastic member 26 in this embodiment is a spring.
A touch screen may be further embedded in the front panel 31 of this embodiment, for man-machine interaction with the liquid crystal screen.
When the liquid crystal screen 2 is to be turned up for use, the alternating current motor 15 is started, the alternating current motor 15 drives the rotary rod 16 to swing, and the liquid crystal screen 2 is driven to rotate around the hinge point A of the turning rod 17 and the liquid crystal screen 2 through the matching of the driving piece 19 and the slotted hole 18 of the turning rod 17, so that the liquid crystal screen 2 is turned over and raised. When the liquid crystal display is turned over and raised, the direct-current gear motor 6 is started to drive the synchronous pulley 8 to rotate, the synchronous belt 7 rotates along with the synchronous pulley, the connecting block 9 is driven to move, the movable platform 5 moves along with the connecting block, and therefore the liquid crystal display 2 is driven to move backwards. When the liquid crystal screen 2 moves to the position limited by the movement limiting switch 13, the motor 23 is started to drive the swing rod 24 to lift up, and the lifting plate 29 lifts along the guide rod 28, so that the front panel 31 is driven to lift up to the position where the working surface 1 and the working surface 1 are in the same plane. Meanwhile, the angle of the liquid crystal screen 2 can be adjusted through the turnover mechanism, and the angle of the liquid crystal screen 2 is adjusted through the rotation angle of the rotating rod 16 driven by the alternating current motor 15.
When the liquid crystal screen 2 is not used or placed in the groove 3 for use, the front panel 31 is driven to descend by the lifting mechanism, and the motor 23 drives the swing rod 24 to descend, the lifting plate 29 descends under the action of the elastic piece 26. Then, the moving mechanism and the turning mechanism are started, and the liquid crystal screen 2 is turned down to a horizontal angle while the liquid crystal screen 2 is moved forward. The rotation angle of the liquid crystal screen 2 is controlled by a rotation limit switch 20, and the horizontal movement position is controlled by a movement limit switch 13. The lifting speed of the front panel 31 is controlled by the speed limit switch 25.
It should be noted that the above embodiments can be freely combined as needed. The foregoing is only illustrative of the preferred embodiments and principles of the present invention, and changes in specific embodiments will occur to those skilled in the art upon consideration of the teachings provided herein, and such changes are intended to be included within the scope of the invention as defined by the claims.
Claims (5)
1. The electric turnover device comprises a working face and a liquid crystal screen, wherein a groove for accommodating the liquid crystal screen is formed in the working face, and the electric turnover device is characterized in that: the screen is upward when the liquid crystal screen is accommodated in the groove; the liquid crystal screen is connected with a turnover mechanism which drives the liquid crystal screen to turn forward, stand up and adjust the angle of the liquid crystal screen, the liquid crystal screen is connected with a moving mechanism which drives the liquid crystal screen to move forward and backward when the liquid crystal screen turns over, and the turnover mechanism and the moving mechanism are both arranged in a cavity below a working surface; the groove comprises a front panel and a rear panel, and the front panel can be lifted to be in the same plane with the working surface when the liquid crystal display screen is turned over, erected and moved to a designated position;
the liquid crystal display device comprises a cavity, a moving mechanism, a liquid crystal display, a direct-current gear motor and a synchronous belt, wherein the moving mechanism comprises a moving platform, the direct-current gear motor and the synchronous belt which is horizontally arranged, the liquid crystal display is connected to the moving platform, the direct-current gear motor is fixed at the rear part of the cavity, a synchronous belt wheel is arranged on an output shaft of the direct-current gear motor, the synchronous belt is arranged on the synchronous belt wheel which drives the direct-current gear motor to rotate, a connecting block is arranged at one end part of the moving platform, and the connecting block is fixedly connected to the synchronous belt which drives the direct-current gear motor to be in linkage; a movable limit switch is respectively arranged at the front and the rear in the cavity, and movable limit pieces which are respectively matched with the movable limit switch for movable limit are arranged on the movable platform;
the turnover mechanism comprises an alternating current motor, a turnover rod and a rotary rod which are connected to the mobile platform, wherein the rotary rod is connected with an output shaft of the alternating current motor which drives the rotary rod to rotate, the rotary rod is connected with the turnover rod which is driven to turn by the rotary rod, and the turnover rod is hinged with the liquid crystal screen; the rotary rod is of a bending structure, the bending part of the rotary rod is connected with the output shaft of the alternating current motor, the end part of the first end of the rotary rod is provided with a convex driving piece, and the driving piece can move along a slotted hole on the turnover rod and drive the turnover rod to turn over and is arranged in the slotted hole; the end part and the bending part of the second end of the rotating rod are connected with a rotation limiting part which is matched with the turnover limiting switch for rotation limiting;
the lifting mechanism comprises a motor, a swing rod, a lifting plate and an elastic piece, wherein the lifting plate is positioned below the front panel and connected with the front panel, the lifting plate is driven to lift by the swing rod after being contacted with the free end of the swing rod, the lifting plate is connected with the elastic piece which drives the lifting plate to lift after the swing rod descends, and the swing rod is connected with the motor which drives the lifting plate to rotate;
when the liquid crystal screen is to be turned up for use, the alternating current motor is started, the alternating current motor drives the rotary rod to swing, and the liquid crystal screen is driven to rotate around the hinge point A of the turning rod and the liquid crystal screen through the matching of the driving piece and the slotted hole of the turning rod, so that the liquid crystal screen is turned over and raised; when the liquid crystal display is turned over and raised, the direct-current gear motor is started to drive the synchronous belt pulley to rotate, the synchronous belt rotates along with the synchronous belt, the connecting block is driven to move, the moving platform moves along with the connecting block, and the liquid crystal display is driven to move backwards; when the liquid crystal screen moves to a position limited by the movable limit switch, the motor is started to drive the swing rod to lift up, and the lifting plate lifts up along the guide rod, so that the front panel is driven to lift up until the working surface and the working surface are positioned on the same plane;
when the liquid crystal screen is not used or placed in the groove for use, the front panel is driven to descend through the lifting mechanism, and the motor drives the swing rod to descend, so that the lifting plate descends under the action of the elastic piece; then, the moving mechanism and the turnover mechanism are started, and the liquid crystal screen is turned down to a horizontal angle while the liquid crystal screen moves forwards.
2. The electric inverter according to claim 1, wherein: the linear sliding rail is arranged below the working surface in the cavity and is connected with the working surface, a sliding block capable of sliding along the linear sliding rail is arranged on the linear sliding rail, and the sliding block is fixedly connected with the moving platform.
3. The electric inverter according to claim 1, wherein: the mobile platform is characterized in that support plates are arranged at two ends of the mobile platform, and the liquid crystal screen is rotatably connected to the support plates and arranged between the support plates at two sides.
4. The electric inverter according to claim 1, wherein: the alternating current motor is connected with the mobile platform through the mounting plate, and the turnover limit switches are all mounted on the mounting plate.
5. The electric inverter according to claim 1, wherein: the cavity is internally provided with a guide mechanism, the guide mechanism comprises a guide rod and a linear bearing capable of moving along the guide rod, and the jacking plate is connected with the linear bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811025746.2A CN109008212B (en) | 2018-09-04 | 2018-09-04 | Electric turner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811025746.2A CN109008212B (en) | 2018-09-04 | 2018-09-04 | Electric turner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109008212A CN109008212A (en) | 2018-12-18 |
| CN109008212B true CN109008212B (en) | 2024-04-16 |
Family
ID=64623234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811025746.2A Active CN109008212B (en) | 2018-09-04 | 2018-09-04 | Electric turner |
Country Status (1)
| Country | Link |
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| CN (1) | CN109008212B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111493678B (en) * | 2019-01-30 | 2023-09-15 | 宁波方太厨具有限公司 | Control panel reversible embedded household appliance |
| CN110236293A (en) * | 2019-06-11 | 2019-09-17 | 深圳英飞数字技术有限公司 | Formula display device is turned over before one kind |
| CN112056757B (en) * | 2020-08-10 | 2022-09-02 | 河北汉光重工有限责任公司 | Foldable operating unit for naval standard display and control console |
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| CN202419079U (en) * | 2012-01-16 | 2012-09-05 | 天津市天大百睿精密仪器技术有限公司 | Moving and overturning mechanism for display screen of electronic health station |
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| CN209573772U (en) * | 2018-09-04 | 2019-11-05 | 杭州席媒科技有限公司 | Electric turnover device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106723991B (en) * | 2017-01-04 | 2023-11-17 | 锐捷网络股份有限公司 | Table with display screen capable of being automatically aligned and stored |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202419079U (en) * | 2012-01-16 | 2012-09-05 | 天津市天大百睿精密仪器技术有限公司 | Moving and overturning mechanism for display screen of electronic health station |
| CN105559341A (en) * | 2015-12-23 | 2016-05-11 | 华东师范大学 | Intelligent digital rostrum |
| CN205696481U (en) * | 2016-03-16 | 2016-11-23 | 华东师范大学 | A kind of electric folding dais |
| CN106125833A (en) * | 2016-06-17 | 2016-11-16 | 东方通信股份有限公司 | A kind of location structure of convertible touch display screen |
| CN206284585U (en) * | 2016-08-01 | 2017-06-30 | 崔巍伟 | Intelligent radio dais |
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| CN209573772U (en) * | 2018-09-04 | 2019-11-05 | 杭州席媒科技有限公司 | Electric turnover device |
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| Publication number | Publication date |
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| CN109008212A (en) | 2018-12-18 |
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