CN109272781A - A kind of double-screen electronic whiteboard bracket that can be turned down automatically - Google Patents

A kind of double-screen electronic whiteboard bracket that can be turned down automatically Download PDF

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Publication number
CN109272781A
CN109272781A CN201811359328.7A CN201811359328A CN109272781A CN 109272781 A CN109272781 A CN 109272781A CN 201811359328 A CN201811359328 A CN 201811359328A CN 109272781 A CN109272781 A CN 109272781A
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CN
China
Prior art keywords
fixed frame
electronic whiteboard
metal plate
screen
double
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.)
Granted
Application number
CN201811359328.7A
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Chinese (zh)
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CN109272781B (en
Inventor
刘德建
魏泽岚
徐婷
黄御彰
徐国成
彭俊杰
林琛
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Fujian Tianquan Educational Technology Ltd
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Fujian Tianquan Educational Technology Ltd
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Priority to CN201811359328.7A priority Critical patent/CN109272781B/en
Publication of CN109272781A publication Critical patent/CN109272781A/en
Application granted granted Critical
Publication of CN109272781B publication Critical patent/CN109272781B/en
Active legal-status Critical Current
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00Electrically-operated educational appliances
    • G09B5/02Electrically-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 present invention provides a kind of double-screen electronic whiteboard bracket that can be turned down automatically, by shielding fixed frame in the setting of the top half of outline border, rotary hinge is set in the middle part of outline border, one end that lower screen fixed frame is arranged is connect with the rotary hinge, and is rotatably connected in rear support frame bottom and the outline border back side and has electric cylinder;Upper screen fixed frame and lower screen fixed frame can place altogether two pieces of electronic whiteboards, and upper screen electronic whiteboard may be used as display screen use, and the touch-control that lower screen electronic whiteboard can be used for user uses, and improve man-machine interactivity;And pass through the flexible overturning that can be realized lower screen fixed frame different angle of control electric cylinder, facilitate the control that user overturns lower screen fixed frame, improve automatization level, user can overturn lower screen fixed frame and be parallel to ground in order to which the touch-control to lower screen electronic whiteboard uses, and facilitate and adapt to a variety of teaching scenes.

Description

A kind of double-screen electronic whiteboard bracket that can be turned down automatically
Technical field
The present invention relates to teaching equipment fields, more particularly to a kind of double-screen electronic whiteboard bracket that can be turned down automatically.
Background technique
Usually there are two types of forms for e-education blank on the market at present, and one is hung on large-scale packaged type foot prop If the e-education blank of a single screen, another kind are that electronic whiteboard is hung on wall, user to blank carry out operation and It is demonstrated to other people, the e-education blank of both has the disadvantage in that
It 1, is only single screen setting, human-computer interaction is poor;
2, the narrow scope of application of the e-education blank teaching of single screen, can not be suitable for plurality of application scenes, such as respectively Kind experiment scene and teaching scene;
3, it cannot achieve fold, be not easy to the object control operation of user, user experience is poor.
Summary of the invention
The technical problems to be solved by the present invention are: a kind of double-screen electronic whiteboard bracket that can be turned down automatically is provided, it can Automatic turning is folded down screen electronic whiteboard, improves human-computer interaction.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: the double-screen electronic that one kind can turn down automatically Whiteboard bracket, including outline border, upper screen fixed frame, lower screen fixed frame, rotary hinge, rear support frame and electric cylinder, the upper screen are solid Frame is determined for placing screen electronic whiteboard, and the lower screen fixed frame is for placing lower screen electronic whiteboard;
The upper screen fixed frame is connected to the top half of outline border;
The rotary hinge is connected to the middle part of outline border, one end of the lower screen fixed frame and one side of the rotary hinge It is connected;
The outline border back side, the bottom of one end of the electric cylinder and the rear support frame are connected at the top of the rear support frame It is rotatably connected, the other end of the electric cylinder is rotatably connected with the lower screen fixed frame.
The beneficial effects of the present invention are: by shielding fixed frame in the setting of the top half of outline border, set in the middle part of outline border Rotary hinge is set, one end that lower screen fixed frame is arranged is connect with the rotary hinge, and in rear support frame bottom and the outline border back side Being rotatably connected has electric cylinder;Upper screen fixed frame and lower screen fixed frame can place two pieces of electronic whiteboards altogether, and upper screen electronics is white Plate may be used as display screen use, and the touch-control that lower screen electronic whiteboard can be used for user uses, and improve man-machine interactivity;And And by the flexible overturning that can be realized lower screen fixed frame different angle of control electric cylinder, user is facilitated to lower screen fixed frame The control of overturning, improves automatization level, and user can overturn lower screen fixed frame and be parallel to ground in order to lower screen electronics The touch-control of blank uses, and facilitates and adapts to a variety of teaching scenes.
Detailed description of the invention
Fig. 1 is the first explosive view of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention;
Fig. 2 is the second explosive view of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention;
Fig. 3 is what the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention was placed vertically First structure diagram;
Fig. 4 is what the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention was placed vertically Second structural schematic diagram;
Fig. 5 is what the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention was placed vertically Main view;
Fig. 6 is what the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention was placed vertically Side view;
Fig. 7 is what the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention was placed vertically Top view;
Fig. 8 is the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention with respect to the surface water The structural schematic diagram of placing flat;
Fig. 9 is the horizontal positioned master in the opposite ground of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention View;
Figure 10 is that the opposite ground of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention is horizontal positioned Side view;
Figure 11 is that the opposite ground of the double-screen electronic whiteboard bracket that can be turned down automatically of the embodiment of the present invention is horizontal positioned Top view;
Label declaration:
1, outline border;2, upper screen fixed frame;3, lower screen fixed frame;4, rotary hinge;5, rear support frame;6, electric cylinder;7, on Shield electronic whiteboard;8, lower screen electronic whiteboard;9, square tube fixing piece;10, metal plate cassette body;11, metal plate box cover board;12, it leads Tabula rasa;13, RGB light bar;14, metal plate rear cover;15, stiffening plate;16, ops places position;17, ops fixed frame;18, first through hole; 19, the first rotation hole seat;20, the second through-hole;21, the second rotation hole seat.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached Figure is explained.
The most critical design of the present invention is: screen fixed frame and lower screen fixed frame are respectively set on electronic whiteboard bracket, Lower screen fixed frame is connected by rotary hinge, and lower screen fixed frame is rotatably connected telescopic electric cylinder, can be realized Two-screen Interactive, and realize the automatic fold to lower screen fixed frame.
Please refer to Fig. 1 to Figure 11, a kind of double-screen electronic whiteboard bracket that can be turned down automatically, including outline border, upper screen fixed frame, Lower screen fixed frame, rotary hinge, rear support frame and electric cylinder, the upper screen fixed frame are described for placing screen electronic whiteboard Lower screen fixed frame is for placing lower screen electronic whiteboard;
The upper screen fixed frame is connected to the top half of outline border;
The rotary hinge is connected to the middle part of outline border, one end of the lower screen fixed frame and one side of the rotary hinge It is connected;
The outline border back side, the bottom of one end of the electric cylinder and the rear support frame are connected at the top of the rear support frame It is rotatably connected, the other end of the electric cylinder is rotatably connected with the lower screen fixed frame.
As can be seen from the above description, the beneficial effects of the present invention are: it is fixed by shielding in the setting of the top half of outline border Rotary hinge is arranged in frame in the middle part of outline border, and one end that lower screen fixed frame is arranged is connect with the rotary hinge, and in rear support frame Bottom and the outline border back side are rotatably connected and have electric cylinder;It is white that upper screen fixed frame and lower screen fixed frame can place two blocks of electronics altogether Plate, upper screen electronic whiteboard may be used as display screen use, and the touch-control that lower screen electronic whiteboard can be used for user uses, and improve people The interactivity of machine;And by the flexible overturning that can be realized lower screen fixed frame different angle of control electric cylinder, facilitate use The control that family overturns lower screen fixed frame, improves automatization level, user can overturn lower screen fixed frame be parallel to ground with It is used convenient for the touch-control to lower screen electronic whiteboard, facilitates and adapt to a variety of teaching scenes.
Further, one end of the electric cylinder is equipped with first through hole, and the rear support frame bottom is equipped with and described first The compatible first rotation hole seat of through-hole;
The other end of the electric cylinder is equipped with the second through-hole, and the lower screen fixed frame is equipped with and is adapted with second through-hole Second rotation hole seat.
Seen from the above description, it is adapted due to the first rotation hole seat with the first through hole, second rotation Hole seat is adapted with second through-hole, and electric cylinder is made to possess the freedom degree of rotation, energy when with lower screen fixed frame flip angle It enough follows the variation of the flip angle of lower screen fixed frame and corresponds to and rotated, to realize the overturning of lower screen fixed frame.
Further, metal plate box, the metal plate box are welded between outer arch at the top of the upper screen fixed frame Including metal plate cassette body and metal plate box cover board, the metal plate box cover board is connected to the back side of metal plate cassette body.
Seen from the above description, the setting of the metal plate box is for placing feeling device, loudspeaker and camera, to improve function It can property.
Further, the positive Middle face of the metal plate cassette body is equipped with feeling device rest area, the metal plate cassette body Positive left and right ends be respectively equipped with loudspeaker rest area, be respectively equipped with and take the photograph between feeling device rest area and two loudspeaker rest areas As head rest area.
Seen from the above description, feeling device, loudspeaker and camera can be set in the corresponding position of metal plate box, improves function It can property and human-computer interaction experience.
Further, RGB light bar and light guide plate are equipped between metal plate cartridge bottom at the top of the upper screen fixed frame, it is described RGB light bar is connected with the back side of the light guide plate.
Seen from the above description, the RGB light bar transmits light by light guide plate, improves the visual experience of user.
Further, the front in the middle part of the outline border is equipped with square tube fixing piece compatible with the rotary hinge.
Seen from the above description, the square tube fixing piece can prevent rotary hinge to be exposed to outside, make whole more beautiful.
Further, the top half at the outline border back side is fixed with metal plate rear cover, and the metal plate rear cover offers ops and puts Set.
Seen from the above description, the setting of the metal plate rear cover can protect the device of outline border top half, and make outer Frame top half is more aesthetically pleasing, and the ops places the placement that position facilitates ops.
Further, the back side of upper screen fixed frame position corresponding with the placement position the ops is welded with ops and fixes Frame.
Seen from the above description, the ops fixed frame can make the placement of ops more secured.
Further, it is welded with stiffening plate on the metal plate rear cover medial surface, is covered after the metal plate corresponding with stiffening plate Position be equipped with third through-hole, the top of the rear support frame is equipped with hole slot corresponding with the third through-hole.
Seen from the above description, the top of support frame, metal plate rear cover and stiffening plate can be fixed by bolt, due to Rear support frame supports the weight of the devices such as entire outline border and screen, and rear support frame is contacted with metal plate rear cover, in order to prevent metal plate Golden rear cover deformation, is welded with the effect that stiffening plate prevents metal plate contact surface from deforming on the inside of metal plate rear cover.
Further, the lower surface of the rear support frame bottom and the lower surface of outer frame bottom are respectively equipped with rubber pad.
Seen from the above description, rubber pad can allow outline border and rear support frame and ground firm contact, prevent outline border and after Support frame sliding.
Embodiment one
Please refer to Fig. 1 to Figure 11, a kind of double-screen electronic whiteboard bracket that can be turned down automatically, including outline border 1, upper screen fixed frame 2, lower screen fixed frame 3, rotary hinge 3, rear support frame 5 and electric cylinder 6, the upper screen fixed frame 2 are white for placing screen electronics Plate 7, the lower screen fixed frame 3 is for placing lower screen electronic whiteboard 8;
The upper screen fixed frame 2 is connected to the top half of outline border 1;
The rotary hinge 3 is connected to the middle part of outline border 1, one end and the rotary hinge 3 of the lower screen fixed frame 3 It is connected on one side;
The top of the rear support frame 5 is connected to 1 back side of outline border, one end of the electric cylinder 6 and the rear support frame 5 Bottom is rotatably connected, and the other end of the electric cylinder 6 is rotatably connected with the lower screen fixed frame 3;
Specifically, one end of the electric cylinder 6 and the upper base surface of the rear support frame 5 are rotatably connected, the electricity The back side of the other end and the lower screen fixed frame 3 of dynamic cylinder 6 is rotatably connected;
Specifically, the lower screen fixed frame 2 includes two vertical bars, first crossbar and second crossbar, at two vertical bars Two endpoints in the same side are connected in first crossbar, and the first crossbar is connected on one side with rotary hinge 3, institute The quantity for stating second crossbar has more, and the second crossbar is arranged at intervals between two vertical bars, the electric cylinder 6 it is another One end and the back side of a wherein second crossbar are rotatably connected;
Preferably, the upper screen electronic whiteboard 7 is fixedly connected by way of bolt and nut with the upper screen fixed frame 2;
Preferably, the flexible to realize that the lower screen fixed frame 3 is different of the electric cylinder 6 can be controlled by intelligent control board The overturning of angle substantially increases the gentle user experience of Automated water, wherein the intelligent control board can be according to practical feelings Condition is set, for example can be Arduino intelligent control board;
Preferably, the outline border 1 is placed horizontal by 100 ° of angles;
Upper and lower screen electronic whiteboard 8 is added in the double-screen electronic whiteboard bracket to carry out in use, can be by the upper screen electronics 7 vertical bottom face of blank is used as display screen, and the lower screen electronic whiteboard 8 is parallel to horizontal plane as operator control panel and is used, excellent Choosing, the lower screen electronic whiteboard 8 is object control screen, can be realized multi-point touch, can adapt to different subjects to electronic whiteboard Demand increases operability and interactivity;
Specifically, one end of the electric cylinder 6 is equipped with first through hole 18,5 bottom of rear support frame is equipped with and described the The compatible first rotation hole seat 19 of one through-hole 18;
The other end of the electric cylinder 6 is equipped with the second through-hole 20, and the lower screen fixed frame 3 is equipped with and second through-hole 20 Compatible second rotation hole seat 21;
Specifically, the second rotation hole seat 21 is set to the back side of the second crossbar of the lower screen fixed frame 3;
Wherein, metal plate box, the metal plate box packet are welded between 2 top of upper screen fixed frame and 1 top of outline border Metal plate cassette body 10 and metal plate box cover board 11 are included, the metal plate box cover board 11 is connected to the back of metal plate cassette body 10 Face;
Specifically, the positive Middle face of the metal plate cassette body 10 is equipped with feeling device rest area, the metal plate cassette body 10 positive left and right ends are respectively equipped with loudspeaker rest area, are respectively equipped between feeling device rest area and two loudspeaker rest areas Camera rest area, wherein the metal plate cassette body 10 region corresponding with the loudspeaker rest area is equipped with loudspeaker hole pattern Plate, so as to the broadcasting of sound;
Preferably, the feeling device of the body-sensing rest area is Kinect somatosensory device;
Specifically, it is equipped with RGB light bar 13 and light guide plate 12 between 2 top of upper screen fixed frame and metal plate cartridge bottom, The RGB light bar 13 is connected with the back side of the light guide plate 12;
Preferably, power switch can be arranged in the outline border 1 to be electrically connected with feeling device, camera and loudspeaker respectively, realizes One-key start and closing, it is convenient and efficient;
Wherein, the front at 1 middle part of outline border is equipped with square tube fixing piece 9 compatible with the rotary hinge 3;
Specifically, being equipped with multiple rotary hinges 3 in the square tube fixing piece 9, the rotary hinge 3 passes through spiral shell on one side The mode of bolt nut is connect with one end of lower screen fixed frame 3, and the another side of the rotary hinge 3 is welded in the square tube fixing piece 9;
Wherein, the top half at 1 back side of outline border is fixed with metal plate rear cover 14, and the metal plate rear cover 14 offers ops Place position 16;
Specifically, the ops is microcomputer;
Wherein, the back side of the upper screen fixed frame 2 position corresponding with the placement position 16 the ops is welded with ops and fixes Frame 17, the ops are fixedly connected on the ops fixed frame 17;
Specifically, the RGB light bar 13 is connect by controlling chip with the ops, to realize RGB light bar 13 according to electronics The content conversion color that blank is shown;
Wherein, stiffening plate 15 is welded on 14 medial surface of metal plate rear cover, on the metal plate rear cover 14 and stiffening plate 15 Corresponding position is equipped with third through-hole, and the top of the rear support frame 5 is equipped with hole slot corresponding with the third through-hole, can The third through-hole and the hole slot are passed through by bolt, by the top of rear support frame 5 and the metal plate rear cover 14 and stiffening plate 15 are fixed together;
Specifically, as shown in Fig. 2, the inside top of the rear support frame 5 is respectively equipped with angle steel and the metal plate rear cover 14 It is fixedly connected, keeps the connection between the top of rear support frame 5 and metal plate rear cover 14 more firm, the hole slot is arranged at the angle On steel;
Wherein, the lower surface of 1 bottom of lower surface and outline border of 5 bottom of rear support frame is respectively equipped with rubber pad.
Wherein, the bottom of the outline border 1 and the bottom of rear support frame 5 are provided with mounting hole, can be by foundation bolt by institute The bottom of the bottom and rear support frame 5 of stating outline border 1 is fixedly connected with the ground, to keep whole stability.
In conclusion the double-screen electronic whiteboard bracket that one kind provided by the invention can turn down automatically, by the upper of outline border Shield fixed frame in half part setting, rotary hinge is set in the middle part of outline border, lower one end for shielding fixed frame and the rotating close are set Page connection, and be rotatably connected in rear support frame bottom and the outline border back side and have electric cylinder;Upper screen fixed frame and lower screen fixed frame one Two pieces of electronic whiteboards can be placed altogether, and upper screen electronic whiteboard may be used as display screen use, and lower screen electronic whiteboard can be used for using The touch-control at family uses, and improves man-machine interactivity;And it can be realized lower screen fixed frame not by controlling the flexible of electric cylinder With the overturning of angle, the control that user overturns lower screen fixed frame is facilitated, improves automatization level, user can overturn down Screen fixed frame is parallel to ground in order to which the touch-control to lower screen electronic whiteboard uses, and facilitates and adapts to a variety of teaching scenes;It can be in metal plate Corresponding position setting feeling device, loudspeaker and the camera of golden box, improve functional and human-computer interaction experience.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include In scope of patent protection of the invention.

Claims (10)

1. the double-screen electronic whiteboard bracket that one kind can turn down automatically, which is characterized in that solid including outline border, upper screen fixed frame, lower screen Determine frame, rotary hinge, rear support frame and electric cylinder, for the upper screen fixed frame for placing screen electronic whiteboard, the lower screen is solid Frame is determined for placing lower screen electronic whiteboard;
The upper screen fixed frame is connected to the top half of outline border;
The rotary hinge is connected to the middle part of outline border, one end of the lower screen fixed frame and being connected on one side for the rotary hinge It connects;
The outline border back side is connected at the top of the rear support frame, one end of the electric cylinder and the bottom of the rear support frame can turn Dynamic connection, the other end of the electric cylinder are rotatably connected with the lower screen fixed frame.
2. the double-screen electronic whiteboard bracket according to claim 1 that can be turned down automatically, which is characterized in that the electric cylinder One end is equipped with first through hole, and the rear support frame bottom is equipped with the first rotation hole seat compatible with the first through hole;
The other end of the electric cylinder is equipped with the second through-hole, and the lower screen fixed frame is equipped with compatible with second through-hole the Two rotation hole seats.
3. the double-screen electronic whiteboard bracket according to claim 1 that can be turned down automatically, which is characterized in that the upper screen is fixed Metal plate box is welded between top of the trellis and outer arch, the metal plate box includes metal plate cassette body and metal plate box lid Plate, the metal plate box cover board are connected to the back side of metal plate cassette body.
4. the double-screen electronic whiteboard bracket according to claim 3 that can be turned down automatically, which is characterized in that the metal plate box The positive Middle face of ontology is equipped with feeling device rest area, and the positive left and right ends of the metal plate cassette body are respectively equipped with loudspeaker and put Area is set, is respectively equipped with camera rest area between feeling device rest area and two loudspeaker rest areas.
5. the double-screen electronic whiteboard bracket according to claim 3 that can be turned down automatically, which is characterized in that the upper screen is fixed RGB light bar and light guide plate are equipped between top of the trellis and metal plate cartridge bottom, the RGB light bar is connected with the back side of the light guide plate It connects.
6. the double-screen electronic whiteboard bracket according to claim 1 that can be turned down automatically, which is characterized in that in the middle part of the outline border Front be equipped with square tube fixing piece compatible with the rotary hinge.
7. the double-screen electronic whiteboard bracket according to claim 1 that can be turned down automatically, which is characterized in that the outline border back side Top half be fixed with metal plate rear cover, the metal plate rear cover offers ops and places position.
8. the double-screen electronic whiteboard bracket according to claim 7 that can be turned down automatically, which is characterized in that the upper screen is fixed The back side of frame position corresponding with the placement position the ops is welded with ops fixed frame.
9. the double-screen electronic whiteboard bracket according to claim 7 that can be turned down automatically, which is characterized in that the metal plate rear cover It is welded with stiffening plate on medial surface, position corresponding with stiffening plate is covered after the metal plate and is equipped with third through-hole, is propped up after described The top of support is equipped with hole slot corresponding with the third through-hole.
10. the double-screen electronic whiteboard bracket according to claim 1 that can be turned down automatically, which is characterized in that the rear support The lower surface of frame bottom and the lower surface of outer frame bottom are respectively equipped with rubber pad.
CN201811359328.7A 2018-11-15 2018-11-15 Double-screen electronic whiteboard bracket capable of automatically folding Active CN109272781B (en)

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

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CN109272781A true CN109272781A (en) 2019-01-25
CN109272781B CN109272781B (en) 2023-12-29

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080087790A1 (en) * 2006-10-14 2008-04-17 Benq Corporation Brace stand and an electronic device for using the same
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080087790A1 (en) * 2006-10-14 2008-04-17 Benq Corporation Brace stand and an electronic device for using the same
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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