CN209486930U - 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 PDFInfo
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- CN209486930U CN209486930U CN201821884582.4U CN201821884582U CN209486930U CN 209486930 U CN209486930 U CN 209486930U CN 201821884582 U CN201821884582 U CN 201821884582U CN 209486930 U CN209486930 U CN 209486930U
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- electronic whiteboard
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Abstract
The utility model 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
Technical field
The utility model 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.
Utility model content
The technical problem to be solved by the utility model is to provide the double-screen electronic whiteboard bracket that can turn down automatically of one kind,
Can automatic turning be folded down screen electronic whiteboard, improve human-computer interaction.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: the double screen that one kind can turn down automatically
Electronic whiteboard bracket, including outline border, upper screen fixed frame, lower screen fixed frame, rotary hinge, rear support frame and electric cylinder, it is described on
Screen fixed frame is 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.
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.
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.
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.
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.
Further, the front in the middle part of the outline border is equipped with square tube fixing piece compatible with the rotary hinge.
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.
Further, the back side of upper screen fixed frame position corresponding with the placement position the ops is welded with ops and fixes
Frame.
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.
Further, the lower surface of the rear support frame bottom and the lower surface of outer frame bottom are respectively equipped with rubber pad.
The utility model has the beneficial effects that: by shielding fixed frame in the setting of the top half of outline border, in outline border
Rotary hinge is arranged in portion, and one end that lower screen fixed frame is arranged is connect with the rotary hinge, and in rear support frame bottom and outline border
The back side, which is rotatably connected, electric cylinder；Upper screen fixed frame and lower screen fixed frame can place altogether two pieces of electronic whiteboards, upper screen electricity
Sub- blank 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 interaction
Property；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
The control of fixed frame overturning, improves automatization level, user can overturn lower screen fixed frame and be parallel to ground in order to under
The touch-control for shielding electronic whiteboard 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 utility model embodiment；
Fig. 2 is the second explosive view of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment；
Fig. 3 is that the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put vertically
The first structure diagram set；
Fig. 4 is that the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put vertically
The second structural schematic diagram set；
Fig. 5 is that the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put vertically
The main view set；
Fig. 6 is that the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put vertically
The side view set；
Fig. 7 is that the lower screen fixed frame of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put vertically
The top view set；
Fig. 8 be the utility model embodiment the double-screen electronic whiteboard bracket that can be turned down automatically lower screen fixed frame relatively
The horizontal positioned structural schematic diagram in face；
Fig. 9 is that the opposite ground of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is horizontal positioned
Main view；
Figure 10 is that the opposite ground level of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put
The side view set；
Figure 11 is that the opposite ground level of the double-screen electronic whiteboard bracket that can be turned down automatically of the utility model embodiment is put
The top view set；
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
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: screen fixed frame being respectively set on electronic whiteboard bracket and lower screen is fixed
Frame, lower screen fixed frame is connected by rotary hinge, and lower screen fixed frame is rotatably connected telescopic electric cylinder, Neng Goushi
Existing 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 utility model has the beneficial effects that: by shielding in the setting of the top half of outline border
Rotary hinge is arranged in fixed 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 branch
Support bottom and the outline border back side are rotatably connected and have electric cylinder；Upper screen fixed frame and lower screen fixed frame can place altogether two blocks of electricity
Sub- blank, 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 is used, improved
Man-machine interactivity；And it is convenient by the flexible overturning that can be realized lower screen fixed frame different angle of control electric cylinder
The control that user overturns lower screen fixed frame, improves automatization level, user can overturn lower screen fixed frame and be parallel to ground
Face uses in order to the touch-control to lower screen electronic whiteboard, facilitates and adapts 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 utility model can turn down automatically, by outline border
Top half setting on shield fixed frame, rotary hinge is set in the middle part of outline border, be arranged lower screen fixed frame one end and the rotation
Turn hinge connection, 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 are fixed
Frame can place altogether two pieces of electronic whiteboards, and upper screen electronic whiteboard may be used as display screen use, and lower screen electronic whiteboard can be used
It is used in the touch-control of user, improves man-machine interactivity；And flexible by control electric cylinder can be realized lower screen and fix
The overturning of frame different angle facilitates the control that user overturns lower screen fixed frame, improves automatization level, and user can turn over
Turn lower screen fixed frame and be parallel to ground in order to which the touch-control to lower screen electronic whiteboard uses, facilitates and adapt to a variety of teaching scenes；It can
In corresponding position setting feeling device, loudspeaker and the camera of metal plate box, functional and human-computer interaction experience is improved.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821884582.4U CN209486930U (en) | 2018-11-15 | 2018-11-15 | A kind of double-screen electronic whiteboard bracket that can be turned down automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821884582.4U CN209486930U (en) | 2018-11-15 | 2018-11-15 | A kind of double-screen electronic whiteboard bracket that can be turned down automatically |
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| Publication Number | Publication Date |
|---|---|
| CN209486930U true CN209486930U (en) | 2019-10-11 |
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ID=68115812
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|---|---|---|---|
| CN201821884582.4U Active CN209486930U (en) | 2018-11-15 | 2018-11-15 | A kind of double-screen electronic whiteboard bracket that can be turned down automatically |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109272781A (en) * | 2018-11-15 | 2019-01-25 | 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 |
-
2018
- 2018-11-15 CN CN201821884582.4U patent/CN209486930U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109272781A (en) * | 2018-11-15 | 2019-01-25 | 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 |
| CN109272781B (en) * | 2018-11-15 | 2023-12-29 | 福建天泉教育科技有限公司 | Double-screen electronic whiteboard bracket capable of automatically folding |
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