CN109272781B - Double-screen electronic whiteboard bracket capable of automatically folding - Google Patents
Double-screen electronic whiteboard bracket capable of automatically folding Download PDFInfo
- Publication number
- CN109272781B CN109272781B CN201811359328.7A CN201811359328A CN109272781B CN 109272781 B CN109272781 B CN 109272781B CN 201811359328 A CN201811359328 A CN 201811359328A CN 109272781 B CN109272781 B CN 109272781B
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- fixing frame
- screen
- electronic whiteboard
- frame
- screen fixing
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- 239000002184 metal Substances 0.000 claims description 46
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000003993 interaction Effects 0.000 abstract description 9
- 238000010009 beating Methods 0.000 description 9
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000003238 somatosensory effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention provides a double-screen electronic whiteboard bracket capable of automatically turning over, which is characterized in that an upper screen fixing frame is arranged on the upper half part of an outer frame, a rotary hinge is arranged in the middle of the outer frame, one end of a lower screen fixing frame is connected with the rotary hinge, and an electric cylinder is rotatably connected with the bottom of a rear supporting frame and the back of the outer frame; the upper screen fixing frame and the lower screen fixing frame can be used for placing two electronic whiteboards together, the upper screen electronic whiteboard can be used as a display screen, the lower screen electronic whiteboard can be used for touch control of a user, and man-machine interaction is improved; and can realize the upset of the different angles of screen mount down through the flexible of control electronic jar, made things convenient for the control of user to screen mount upset down, improved automatic level, the user can overturn screen mount down and be on a parallel with ground in order to be convenient for use the touch-control of screen electronic whiteboard down, the convenience adapts to multiple teaching scene.
Description
Technical Field
The invention relates to the field of teaching equipment, in particular to a double-screen electronic whiteboard bracket capable of automatically turning over.
Background
At present, electronic education whiteboards on the market generally have two forms, one is that a single-screen electronic education whiteboard is hung on a large movable foot rest, and the other is that the electronic whiteboard is hung on a wall, so that a user operates the whiteboard and demonstrates the whiteboard to other people, and the two electronic education whiteboards have the following defects:
1. only single screen setting is adopted, so that man-machine interaction is poor;
2. the application range of the electronic education whiteboard teaching of a single screen is narrow, and the electronic education whiteboard teaching method cannot be suitable for various application scenes, such as various experimental scenes and teaching scenes;
3. the turnover can not be realized, the material control operation of the user is inconvenient, and the user experience is poor.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the double-screen electronic whiteboard bracket can automatically turn over, can automatically turn over the lower-screen electronic whiteboard, and improves man-machine interaction.
In order to solve the technical problems, the invention adopts the following technical scheme: the double-screen electronic whiteboard bracket capable of automatically turning over comprises an outer frame, an upper screen fixing frame, a lower screen fixing frame, a rotary hinge, a rear supporting frame and an electric cylinder, wherein the upper screen fixing frame is used for placing an upper screen electronic whiteboard, and the lower screen fixing frame is used for placing a lower screen electronic whiteboard;
the upper screen fixing frame is connected to the upper half part of the outer frame;
the rotary hinge is connected to the middle part of the outer frame, and one end of the lower screen fixing frame is connected with one side of the rotary hinge;
the top of back support frame is connected in the frame back, the one end of electronic jar with the bottom rotatable coupling of back support frame, the other end of electronic jar with lower screen mount rotatable coupling.
The invention has the beneficial effects that: an upper screen fixing frame is arranged on the upper half part of the outer frame, a rotary hinge is arranged in the middle of the outer frame, one end of a lower screen fixing frame is connected with the rotary hinge, and an electric cylinder is rotatably connected with the bottom of the rear support frame and the back of the outer frame; the upper screen fixing frame and the lower screen fixing frame can be used for placing two electronic whiteboards together, the upper screen electronic whiteboard can be used as a display screen, the lower screen electronic whiteboard can be used for touch control of a user, and man-machine interaction is improved; and can realize the upset of the different angles of screen mount down through the flexible of control electronic jar, made things convenient for the control of user to screen mount upset down, improved automatic level, the user can overturn screen mount down and be on a parallel with ground in order to be convenient for use the touch-control of screen electronic whiteboard down, the convenience adapts to multiple teaching scene.
Drawings
Fig. 1 is a first exploded view of an automatically foldable dual-screen electronic whiteboard holder according to an embodiment of the present invention;
FIG. 2 is a second exploded view of an automatically foldable dual-panel electronic whiteboard holder according to an embodiment of the present invention;
fig. 3 is a first schematic structural view of a lower screen fixing frame of an automatically foldable double-screen electronic whiteboard bracket according to an embodiment of the present invention;
fig. 4 is a second schematic structural view of a lower screen fixing frame of an automatically foldable double-screen electronic whiteboard bracket according to an embodiment of the present invention;
fig. 5 is a front view of a vertical placement of a lower screen holder of an automatically foldable dual-screen electronic whiteboard bracket according to an embodiment of the present invention;
fig. 6 is a side view of a vertical placement of a lower screen mount of an automatically foldable dual-screen electronic whiteboard bracket according to an embodiment of the present invention;
fig. 7 is a top view of a vertical placement of a lower screen holder of an automatically foldable dual-screen electronic whiteboard bracket according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a lower screen fixing frame of an automatically foldable double-screen electronic whiteboard bracket horizontally placed relative to the ground in an embodiment of the invention;
fig. 9 is a front view of an automatically foldable dual-screen electronic whiteboard support in accordance with an embodiment of the present invention, positioned horizontally with respect to the ground;
FIG. 10 is a side view of an automatically foldable dual-screen electronic whiteboard support in accordance with an embodiment of the present invention positioned horizontally with respect to the ground;
FIG. 11 is a top view of an automatically foldable dual-screen electronic whiteboard support in accordance with an embodiment of the present invention positioned horizontally with respect to the ground;
description of the reference numerals:
1. an outer frame; 2. an upper screen fixing frame; 3. a lower screen fixing frame; 4. rotating the hinge; 5. a rear support; 6. an electric cylinder; 7. an electronic whiteboard on the screen; 8. an electronic whiteboard for lower screen; 9. square tube fixing piece; 10. a sheet metal box body; 11. a sheet metal box cover plate; 12. a light guide plate; 13. RGB lamp strips; 14. a sheet metal rear cover; 15. a reinforcing plate; 16. an ops placement bit; 17. an ops fixing frame; 18. a first through hole; 19. a first rotary hole seat; 20. a second through hole; 21. and a second rotary hole seat.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The most critical concept of the invention is as follows: the electronic whiteboard bracket is provided with the upper screen fixing frame and the lower screen fixing frame respectively, the lower screen fixing frames are connected through the rotary hinge, and the lower screen fixing frames are rotatably connected with telescopic electric cylinders, so that double-screen interaction can be realized, and automatic folding of the lower screen fixing frames is realized.
Referring to fig. 1 to 11, an automatically foldable dual-screen electronic whiteboard bracket comprises an outer frame, an upper screen fixing frame, a lower screen fixing frame, a rotary hinge, a rear supporting frame and an electric cylinder, wherein the upper screen fixing frame is used for placing an upper screen electronic whiteboard, and the lower screen fixing frame is used for placing a lower screen electronic whiteboard;
the upper screen fixing frame is connected to the upper half part of the outer frame;
the rotary hinge is connected to the middle part of the outer frame, and one end of the lower screen fixing frame is connected with one side of the rotary hinge;
the top of back support frame is connected in the frame back, the one end of electronic jar with the bottom rotatable coupling of back support frame, the other end of electronic jar with lower screen mount rotatable coupling.
From the above description, the beneficial effects of the invention are as follows: an upper screen fixing frame is arranged on the upper half part of the outer frame, a rotary hinge is arranged in the middle of the outer frame, one end of a lower screen fixing frame is connected with the rotary hinge, and an electric cylinder is rotatably connected with the bottom of the rear support frame and the back of the outer frame; the upper screen fixing frame and the lower screen fixing frame can be used for placing two electronic whiteboards together, the upper screen electronic whiteboard can be used as a display screen, the lower screen electronic whiteboard can be used for touch control of a user, and man-machine interaction is improved; and can realize the upset of the different angles of screen mount down through the flexible of control electronic jar, made things convenient for the control of user to screen mount upset down, improved automatic level, the user can overturn screen mount down and be on a parallel with ground in order to be convenient for use the touch-control of screen electronic whiteboard down, the convenience adapts to multiple teaching scene.
Further, a first through hole is formed in one end of the electric cylinder, and a first rotary hole seat matched with the first through hole is formed in the bottom of the rear support frame;
the other end of the electric cylinder is provided with a second through hole, and the lower screen fixing frame is provided with a second rotary hole seat matched with the second through hole.
As can be seen from the above description, since the first rotary hole seat is adapted to the first through hole, and the second rotary hole seat is adapted to the second through hole, the electric cylinder has a degree of freedom of rotation when the electric cylinder turns over with the lower screen fixing frame, and can correspondingly rotate along with the change of the turning over angle of the lower screen fixing frame, so as to realize the turning over of the lower screen fixing frame.
Further, the welding has the panel beating box between last screen mount top and the frame top, the panel beating box includes panel beating box body and panel beating box apron, panel beating box apron connects in the back of panel beating box body.
From the above description, the sheet metal box is provided for placing a somatosensory, a speaker and a camera to improve functionality.
Further, the positive middle part of panel beating box body is equipped with the body sensor and places the district, the positive left and right sides both ends of panel beating box body are equipped with loudspeaker respectively and place the district, and the body sensor is placed and is equipped with the camera respectively between district and two loudspeaker are placed the district and place the district.
According to the description, the body sensor, the loudspeaker and the camera can be arranged at the corresponding positions of the sheet metal box, so that the functionality and the man-machine interaction experience are improved.
Further, an RGB lamp strip and a light guide plate are arranged between the top of the upper screen fixing frame and the bottom of the metal plate box, and the RGB lamp strip is connected with the back of the light guide plate.
From the above description, the RGB light strip transmits light through the light guide plate, so that the visual experience of a user is improved.
Further, a square tube fixing piece matched with the rotary hinge is arranged on the front face of the middle of the outer frame.
As can be seen from the above description, the square tube fixing member can prevent the swivel hinge from being exposed to the outside, thereby making the whole more attractive.
Further, the upper half part of the back of the outer frame is fixed with a metal plate rear cover, and the metal plate rear cover is provided with ops placing positions.
From the above description, the arrangement of the sheet metal rear cover can protect the devices of the upper half part of the outer frame, and the upper half part of the outer frame is more attractive, and the ops placement position facilitates the placement of ops.
Furthermore, an ops fixing frame is welded at the back of the upper screen fixing frame at a position corresponding to the ops placing position.
From the above description, the ops fixing frame can make the ops more firmly placed.
Further, the reinforcing plate is welded on the inner side surface of the metal plate rear cover, a third through hole is formed in the position, corresponding to the reinforcing plate, of the metal plate rear cover in a penetrating mode, and a hole groove corresponding to the third through hole is formed in the top of the rear supporting frame.
It can be seen from the above description that the top end of the support frame, the sheet metal rear cover and the reinforcing plate can be fixed by bolts, and the rear support frame supports the weight of the whole outer frame, the screen and other devices, and is in contact with the sheet metal rear cover, so as to prevent the sheet metal rear cover from deforming, and the reinforcing plate is welded on the inner side of the sheet metal rear cover to prevent the deformation of the sheet metal contact surface.
Further, the lower surface of back support frame bottom and the lower surface of frame bottom are equipped with the rubber pad respectively.
From the above description, the rubber pad can make the outer frame and the rear supporting frame firmly contact with the ground, so as to prevent the outer frame and the rear supporting frame from sliding.
Example 1
Referring to fig. 1 to 11, an automatically foldable dual-screen electronic whiteboard bracket comprises an outer frame 1, an upper screen fixing frame 2, a lower screen fixing frame 3, a rotary hinge 3, a rear supporting frame 5 and an electric cylinder 6, wherein the upper screen fixing frame 2 is used for placing an upper screen electronic whiteboard 7, and the lower screen fixing frame 3 is used for placing a lower screen electronic whiteboard 8;
the upper screen fixing frame 2 is connected to the upper half part of the outer frame 1;
the rotary hinge 3 is connected to the middle part of the outer frame 1, and one end of the lower screen fixing frame 3 is connected with one side of the rotary hinge 3;
the top of the rear supporting frame 5 is connected to the back of the outer frame 1, one end of the electric cylinder 6 is rotatably connected with the bottom of the rear supporting frame 5, and the other end of the electric cylinder 6 is rotatably connected with the lower screen fixing frame 3;
specifically, one end of the electric cylinder 6 is rotatably connected with the upper surface of the bottom of the rear supporting frame 5, and the other end of the electric cylinder 6 is rotatably connected with the back of the lower screen fixing frame 3;
specifically, the lower screen fixing frame 2 includes two vertical rods, a first cross rod and a second cross rod, two end points of the two vertical rods on the same side are respectively connected to the first cross rod, the first cross rod is connected with one side of the rotary hinge 3, the number of the second cross rods is multiple, the second cross rods are arranged between the two vertical rods at intervals, and the other end of the electric cylinder 6 is rotatably connected with the back of one of the second cross rods;
preferably, the upper screen electronic whiteboard 7 is fixedly connected with the upper screen fixing frame 2 in a bolt and nut mode;
preferably, the intelligent control board can control the expansion and contraction of the electric cylinder 6 to realize the overturning of the lower screen fixing frame 3 at different angles, so that the automation level and the user experience are greatly improved, wherein the intelligent control board can be set according to the actual situation, for example, the intelligent control board can be an Arduino intelligent control board;
preferably, the outer frame 1 is placed at an angle of 100 degrees with respect to the horizontal plane;
when the double-screen electronic whiteboard bracket is added into the upper and lower screen electronic whiteboards 8 for use, the vertical bottom surface of the upper screen electronic whiteboard 7 can be used as a display screen, the lower screen electronic whiteboard 8 is parallel to the horizontal plane and is used as an operation screen, preferably, the lower screen electronic whiteboard 8 is a physical control screen, multi-point touch can be realized, the requirements of different disciplines on the electronic whiteboard can be met, and the operability and the interactivity are increased;
specifically, a first through hole 18 is formed at one end of the electric cylinder 6, and a first rotary hole seat 19 adapted to the first through hole 18 is formed at the bottom of the rear support frame 5;
the other end of the electric cylinder 6 is provided with a second through hole 20, and the lower screen fixing frame 3 is provided with a second rotary hole seat 21 matched with the second through hole 20;
specifically, the second rotary hole seat 21 is disposed at the back of the second cross bar of the lower screen fixing frame 3;
a metal plate box is welded between the top of the upper screen fixing frame 2 and the top of the outer frame 1, the metal plate box comprises a metal plate box body 10 and a metal plate box cover plate 11, and the metal plate box cover plate 11 is connected to the back of the metal plate box body 10;
specifically, a body sensor placement area is arranged in the middle of the front surface of the sheet metal box body 10, horn placement areas are respectively arranged at the left end and the right end of the front surface of the sheet metal box body 10, a camera placement area is respectively arranged between the body sensor placement area and the two horn placement areas, and a horn hole screen plate is arranged in the area of the sheet metal box body 10 corresponding to the horn placement areas so as to facilitate sound playing;
preferably, the body sensor of the body sensing placement area is a Kinect body sensor;
specifically, an RGB lamp strip 13 and a light guide plate 12 are arranged between the top of the upper screen fixing frame 2 and the bottom of the sheet metal box, and the RGB lamp strip 13 is connected with the back of the light guide plate 12;
preferably, a power switch can be arranged on the outer frame 1 and is respectively and electrically connected with the body sensor, the camera and the loudspeaker, so that one-key starting and closing are realized, and the electric power switch is convenient and quick;
the front surface of the middle part of the outer frame 1 is provided with a square tube fixing piece 9 which is matched with the rotary hinge 3;
specifically, a plurality of rotary hinges 3 are installed in the square tube fixing piece 9, one side of each rotary hinge 3 is connected with one end of the lower screen fixing frame 3 in a bolt and nut mode, and the other side of each rotary hinge 3 is welded to the square tube fixing piece 9;
wherein, the upper half part of the back of the outer frame 1 is fixed with a metal plate back cover 14, and the metal plate back cover 14 is provided with an ops placing position 16;
specifically, the ops are microcomputers;
an ops fixing frame 17 is welded on the back surface of the upper screen fixing frame 2 at a position corresponding to the ops placing position 16, and the ops is fixedly connected to the ops fixing frame 17;
specifically, the RGB light strip 13 is connected with the ops through a control chip, so as to realize that the RGB light strip 13 changes colors according to the content displayed by the electronic whiteboard;
the inner side surface of the sheet metal rear cover 14 is welded with a reinforcing plate 15, a third through hole is penetrated in the sheet metal rear cover 14 at a position corresponding to the reinforcing plate 15, a hole groove corresponding to the third through hole is formed in the top of the rear support frame 5, and bolts can penetrate through the third through hole and the hole groove to fix the top of the rear support frame 5 together with the sheet metal rear cover 14 and the reinforcing plate 15;
specifically, as shown in fig. 2, the inner sides of the top of the rear supporting frame 5 are respectively provided with angle steel and fixedly connected with the sheet metal rear cover 14, so that the connection between the top of the rear supporting frame 5 and the sheet metal rear cover 14 is more stable, and the hole groove is formed in the angle steel;
wherein, the lower surface of back support frame 5 bottom and the lower surface of frame 1 bottom are equipped with the rubber pad respectively.
Wherein, the bottom of frame 1 and the bottom of back support frame 5 are provided with the mounting hole, and accessible rag bolt will the bottom of frame 1 and the bottom of back support frame 5 and ground fixed connection to keep holistic stability.
In summary, according to the automatically turnover double-screen electronic whiteboard bracket provided by the invention, the upper half part of the outer frame is provided with the upper screen fixing frame, the middle part of the outer frame is provided with the rotary hinge, one end provided with the lower screen fixing frame is connected with the rotary hinge, and the bottom of the rear supporting frame and the back of the outer frame are rotatably connected with the electric cylinder; the upper screen fixing frame and the lower screen fixing frame can be used for placing two electronic whiteboards together, the upper screen electronic whiteboard can be used as a display screen, the lower screen electronic whiteboard can be used for touch control of a user, and man-machine interaction is improved; the overturning of the lower screen fixing frame at different angles can be realized by controlling the expansion and contraction of the electric cylinder, so that the control of the overturning of the lower screen fixing frame by a user is facilitated, the automation level is improved, the user can overturn the lower screen fixing frame to be parallel to the ground, the touch control of the lower screen electronic whiteboard is facilitated, and the lower screen fixing frame is convenient to adapt to various teaching scenes; can set up somatosensory, loudspeaker and camera in the corresponding position of panel beating box, improve functional and man-machine interaction experience.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (8)
1. The double-screen electronic whiteboard bracket capable of automatically turning over is characterized by comprising an outer frame, an upper screen fixing frame, a lower screen fixing frame, a rotary hinge, a rear supporting frame and an electric cylinder, wherein the upper screen fixing frame is used for placing an upper screen electronic whiteboard, and the lower screen fixing frame is used for placing a lower screen electronic whiteboard;
the upper screen fixing frame is connected to the upper half part of the outer frame;
the rotary hinge is connected to the middle part of the outer frame, and one end of the lower screen fixing frame is connected with one side of the rotary hinge;
the top of the rear supporting frame is connected to the back of the outer frame, one end of the electric cylinder is rotatably connected with the bottom of the rear supporting frame, and the other end of the electric cylinder is rotatably connected with the lower screen fixing frame;
a first through hole is formed in one end of the electric cylinder, and a first rotary hole seat matched with the first through hole is formed in the bottom of the rear support frame;
the other end of the electric cylinder is provided with a second through hole, and the lower screen fixing frame is provided with a second rotary hole seat matched with the second through hole;
the upper screen fixing frame is characterized in that a metal plate box is welded between the top of the upper screen fixing frame and the top of the outer frame, the metal plate box comprises a metal plate box body and a metal plate box cover plate, and the metal plate box cover plate is connected to the back of the metal plate box body.
2. The automatic folding double-screen electronic whiteboard bracket according to claim 1, wherein a body sensor placing area is arranged in the middle of the front surface of the sheet metal box body, loudspeaker placing areas are respectively arranged at the left end and the right end of the front surface of the sheet metal box body, and a camera placing area is respectively arranged between the body sensor placing area and the two loudspeaker placing areas.
3. The automatic folding double-screen electronic whiteboard bracket according to claim 1, wherein an RGB lamp strip and a light guide plate are arranged between the top of the upper screen fixing frame and the bottom of the sheet metal box, and the RGB lamp strip is connected with the back surface of the light guide plate.
4. The automatic folding double-screen electronic whiteboard bracket according to claim 1, wherein a square pipe fixing piece matched with the rotary hinge is arranged on the front surface of the middle part of the outer frame.
5. The automatic folding double-screen electronic whiteboard bracket according to claim 1, wherein a sheet metal rear cover is fixed on the upper half part of the back surface of the outer frame, and the sheet metal rear cover is provided with an ops placing position.
6. The automatically foldable dual-screen electronic whiteboard bracket of claim 5, wherein an ops fixing frame is welded on the back of the upper screen fixing frame at a position corresponding to the ops placing position.
7. The automatic folding double-screen electronic whiteboard bracket according to claim 5, wherein a reinforcing plate is welded on the inner side surface of the sheet metal rear cover, a third through hole is formed in the sheet metal rear cover at a position corresponding to the reinforcing plate, and a hole groove corresponding to the third through hole is formed in the top of the rear supporting frame.
8. The automatic folding double-screen electronic whiteboard bracket according to claim 1, wherein rubber pads are respectively arranged on the lower surface of the bottom of the rear supporting frame and the lower surface of the bottom of the outer frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359328.7A CN109272781B (en) | 2018-11-15 | 2018-11-15 | Double-screen electronic whiteboard bracket capable of automatically folding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359328.7A CN109272781B (en) | 2018-11-15 | 2018-11-15 | Double-screen electronic whiteboard bracket capable of automatically folding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109272781A CN109272781A (en) | 2019-01-25 |
| CN109272781B true CN109272781B (en) | 2023-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811359328.7A Active CN109272781B (en) | 2018-11-15 | 2018-11-15 | Double-screen electronic whiteboard bracket capable of automatically folding |
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| Country | Link |
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| CN (1) | CN109272781B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20110120858A (en) * | 2011-10-19 | 2011-11-04 | 석상호 | Smart motion u.i with the double-faced screen |
| CN102254500A (en) * | 2011-07-05 | 2011-11-23 | 昆山富泰科电脑有限公司 | Multifunctional media equipment |
| WO2017188854A1 (en) * | 2016-04-29 | 2017-11-02 | Михаил Александрович КАЧАНОВ | Easel |
| CN207009013U (en) * | 2017-08-23 | 2018-02-13 | 绍兴匡合文化传播有限公司 | A kind of portable folding formula LED display |
| CN108389518A (en) * | 2018-03-28 | 2018-08-10 | 济南普天鸿雁特种车有限公司 | A kind of extended screen propaganda car |
| CN209486930U (en) * | 2018-11-15 | 2019-10-11 | 福建天泉教育科技有限公司 | A kind of double-screen electronic whiteboard bracket that can be turned down automatically |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200817619A (en) * | 2006-10-14 | 2008-04-16 | Benq Corp | A brace stand and an electrical device for using the same |
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2018
- 2018-11-15 CN CN201811359328.7A patent/CN109272781B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254500A (en) * | 2011-07-05 | 2011-11-23 | 昆山富泰科电脑有限公司 | Multifunctional media equipment |
| KR20110120858A (en) * | 2011-10-19 | 2011-11-04 | 석상호 | Smart motion u.i with the double-faced screen |
| WO2017188854A1 (en) * | 2016-04-29 | 2017-11-02 | Михаил Александрович КАЧАНОВ | Easel |
| CN207009013U (en) * | 2017-08-23 | 2018-02-13 | 绍兴匡合文化传播有限公司 | A kind of portable folding formula LED display |
| CN108389518A (en) * | 2018-03-28 | 2018-08-10 | 济南普天鸿雁特种车有限公司 | A kind of extended screen propaganda car |
| CN209486930U (en) * | 2018-11-15 | 2019-10-11 | 福建天泉教育科技有限公司 | A kind of double-screen electronic whiteboard bracket that can be turned down automatically |
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| Publication number | Publication date |
|---|---|
| CN109272781A (en) | 2019-01-25 |
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