CN211653921U - Chinese teaching presentation device - Google Patents
Chinese teaching presentation device Download PDFInfo
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- CN211653921U CN211653921U CN202020813719.8U CN202020813719U CN211653921U CN 211653921 U CN211653921 U CN 211653921U CN 202020813719 U CN202020813719 U CN 202020813719U CN 211653921 U CN211653921 U CN 211653921U
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Abstract
The utility model belongs to the technical field of teaching equipment, in particular to a Chinese teaching demonstration device, which comprises a bottom case, a display frame, a display screen, a writing board and a projector; install the show frame on the under casing, first electric putter is installed at the top in the under casing, and the flexible end in first electric putter top is worn out under casing top rigid coupling and is equipped with the clipboard, installs the lead screw through the lead screw seat in show frame left side is inside, and under casing internally mounted has the lead screw motor who is connected with lead screw drive, does not install the guide arm through the fixed block in show frame right side, and display screen frame internally mounted has the display screen. The utility model adopts the writing board, the display screen and the projector as a whole, and the display screen frame can realize the height adjustment of the display screen by driving the screw rod slide block, the guide rod and the guide rod slide block by the screw rod motor; the height position's regulation about writing board has been realized through first electric putter, and the projecting apparatus drives through second electric putter and carries out horizontal position control through slide and slide bar.
Description
Technical Field
The utility model belongs to the technical field of the teaching equipment, concretely relates to chinese teaching presentation device.
Background
The teaching demonstration device is a device for demonstrating video teaching contents, can improve the teaching quality and accelerate the understanding and learning speed of students.
At present, teaching presentation device uses at each subject along with social development, include in chinese teaching, the present chinese teaching presentation device exposes the display screen outsidely mostly, the display screen that exposes outsidely can be bumped by the mistake of hard thing, cause the damage of display screen, the life of display screen has been shortened, and presentation device mostly does not set up the board, write the teaching content on the blackboard when old teacher's teaching, can not be fine combine together with the video teaching content, blackboard and projecting apparatus are often fixed on the teacher's wall, can not remove, can not rotate, the place of giving lessons also only is limited in the teacher, be unfavorable for developing outdoor teaching, there may have certain influence to the teaching quality.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a Chinese teaching demonstration device, which integrates a writing board, a display screen and a projector and has the triple functions of a blackboard, a display and a projector; the display screen is arranged on the display screen frame, and the lead screw sliding block, the guide rod and the guide rod sliding block are driven by the lead screw motor to realize the height adjustment of the display screen; the regulation of high position about the clipboard has been realized through first electric putter, and the projecting apparatus carries out horizontal position through second electric putter drive through slide and slide bar and adjusts, has satisfied the suitable viewing position of adjustment, has set up the removal that removes reinforced presentation device of having made things convenient for, not only can use in the classroom, can develop the outdoor teaching of giving lessons moreover.
In order to achieve the above object, the utility model provides a following technical scheme: a Chinese teaching demonstration device comprises a bottom box, a display frame, a display screen, a writing board, a first electric push rod, a lead screw motor, a projector and a second electric push rod; install display frame on the under casing, first electric putter is installed at the top in the under casing, the flexible end in first electric putter top is worn out under casing top rigid coupling and is equipped with the clipboard, install the lead screw through the lead screw seat in display frame left side inside, under casing internally mounted has the lead screw motor who is connected with lead screw drive, do not install the guide arm through the fixed block in the display frame right side, there are lead screw slider and guide arm slider through connecting rod fixed mounting on the display frame both ends, and be connected with lead screw and guide arm respectively through lead screw slider and guide arm slider, display frame internally mounted has the display screen, the slide bar is installed through the installation piece in the display frame top, it is provided with the slide to slide on the slide bar, the slide bottom is provided with the projecting apparatus through connecting rod connection, one side of slide and the flexible end rigid coupling of.
Preferably, the display screen frame is installed at the rear side of the writing board, and the projector is installed at the rear side of the display screen frame.
Preferably, the bottom case internally mounted has the battery, display screen, first electric putter, lead screw motor, second electric putter respectively with battery electric connection.
Preferably, the bottom of the display screen frame is provided with a supporting pad.
Preferably, the bottom of the writing board is provided with a spring leg.
Preferably, the bottom of the bottom box is provided with a supporting caster.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model integrates the writing board, the display screen and the projector, and has the triple functions of the blackboard, the display and the projector; the display screen is arranged on the display screen frame, and the lead screw sliding block, the guide rod and the guide rod sliding block are driven by the lead screw motor to realize the height adjustment of the display screen; the regulation of high position about the clipboard has been realized through first electric putter, the projecting apparatus carries out horizontal position through second electric putter drive through slide and slide bar and adjusts, the viewing position that the adjustment is fit for has been satisfied, it makes things convenient for the removal of presentation device to have set up to remove reinforced, not only can use in the classroom, and can develop the outdoor teaching of giving lessons, when having guaranteed basic operation requirement, it is comprehensive to have reached the function, the purpose such as teaching no dead angle, be fit for extensive popularization and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of a Chinese teaching demonstration device of the present invention;
fig. 2 is a schematic structural view of an embodiment of the chinese teaching demonstration apparatus of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1-2, the present invention provides the following technical solutions: a Chinese teaching demonstration device comprises a bottom box 1, a display frame 2, a display screen frame 4, a display screen 5, a writing board 6, a first electric push rod 7, a lead screw motor 8, a projector 9 and a second electric push rod 13; the display frame 2 is arranged on the bottom case 1, the first electric push rod 7 is arranged at the top in the bottom case 1, the upper telescopic end of the first electric push rod 7 penetrates out of the top of the bottom case 1 and is fixedly connected with a writing board 6, a screw 14 is arranged in the left side of the display frame 2 through a screw seat, a screw motor 8 which is in driving connection with the screw 14 is arranged in the bottom box 1, a guide rod 15 is arranged in the right side of the display frame 2 without a fixed block, a screw rod slide block 16 and a guide rod slide block 17 are fixedly arranged at the two ends of the display screen frame 4 through connecting rods, the display screen frame 4 is internally provided with a display screen 5, the top of the display frame 2 is provided with a slide rod 11 through a mounting block, the slide rod 11 is provided with a slide seat 12 in a sliding manner, the bottom of the slide seat 12 is provided with a projector 9 through a connecting rod 10 in a connecting manner, and one side of the slide seat 12 is fixedly connected with the telescopic end of a second electric push rod 13 mounted on the mounting block.
Specifically, the display screen frame 4 is installed at the rear side of the writing board 6, and the projector 9 is installed at the rear side of the display screen frame 4.
Specifically, the internal installation of under casing 1 has the battery, display screen 5, first electric putter 7, lead screw motor 8, second electric putter 13 respectively with battery electric connection.
Specifically, the bottom of the display screen frame 4 is provided with a supporting pad.
Specifically, the bottom of the writing board 6 is provided with a spring leg 18.
Specifically, the bottom of the bottom box 1 is provided with a supporting caster 3.
Specifically, the bottom case 1 is provided with a switch button panel for controlling the start and stop of the first electric push rod 7, the screw motor 8 and the second electric push rod 13.
In addition, the first electric push rod 7 and the second electric push rod 13 adopt NH32-900 electric push rods.
The utility model discloses a theory of operation and use flow: the utility model discloses when using, on removing this device to chinese teaching demonstration position through the movable foot wheel 3, write the teaching operation through clipboard 6 chinese, can make clipboard 6 reciprocate the height-adjusting through the drive of first electric putter 7, when needing display screen 5 to teach the demonstration, reduce clipboard 6's height, start lead screw motor 8 drive lead screw 14 simultaneously and drive display screen frame 4 through lead screw slider 16 and go on moving upwards on guide arm 15, can open display screen 5 when the altitude migration to clipboard 6 top and demonstrate chinese teaching;
when projection is needed, the second electric push rod 13 can drive the sliding base 12 to slide left and right on the sliding rod 11 in the horizontal direction, the horizontal position of the projector 9 is adjusted, and then Chinese teaching content and demonstration are projected.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A Chinese teaching demonstration device is characterized in that: the multifunctional display screen comprises a bottom box (1), a display frame (2), a display screen frame (4), a display screen (5), a writing board (6), a first electric push rod (7), a lead screw motor (8), a projector (9) and a second electric push rod (13); the display screen comprises a bottom case (1), a display frame (2) is installed on the bottom case (1), a first electric push rod (7) is installed at the top in the bottom case (1), a telescopic end above the first electric push rod (7) penetrates out of the top of the bottom case (1) to be fixedly connected with a writing board (6), a lead screw (14) is installed inside the left side of the display frame (2) through a lead screw seat, a lead screw motor (8) in driving connection with the lead screw (14) is installed inside the bottom case (1), a guide rod (15) is installed inside the right side of the display frame (2) without a fixed block, a lead screw slider (16) and a guide rod slider (17) are fixedly installed at two ends of the display screen frame (4) through connecting rods, the lead screw slider (16) and the guide rod slider (17) are respectively connected with the lead screw (14) and the guide rod (15), a display screen (5) is installed inside the display screen, a sliding seat (12) is arranged on the sliding rod (11) in a sliding mode, the bottom of the sliding seat (12) is connected with a projector (9) through a connecting rod (10), and one side of the sliding seat (12) is fixedly connected with the telescopic end of a second electric push rod (13) installed on the installation block.
2. The chinese teaching demonstration device of claim 1, wherein: the display screen frame (4) is arranged at the rear side of the writing board (6), and the projector (9) is arranged at the rear side of the display screen frame (4).
3. The chinese teaching demonstration device of claim 1, wherein: the bottom box (1) is internally provided with a storage battery, and the display screen (5), the first electric push rod (7), the lead screw motor (8) and the second electric push rod (13) are respectively electrically connected with the storage battery.
4. The chinese teaching demonstration device of claim 1, wherein: and a supporting pad is arranged at the bottom of the display screen frame (4).
5. The chinese teaching demonstration device of claim 1, wherein: and a spring supporting leg (18) is arranged at the bottom of the writing board (6).
6. The chinese teaching demonstration device of claim 1, wherein: and the bottom of the bottom box (1) is provided with a supporting caster (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813719.8U CN211653921U (en) | 2020-05-15 | 2020-05-15 | Chinese teaching presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813719.8U CN211653921U (en) | 2020-05-15 | 2020-05-15 | Chinese teaching presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211653921U true CN211653921U (en) | 2020-10-09 |
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ID=72688522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020813719.8U Active CN211653921U (en) | 2020-05-15 | 2020-05-15 | Chinese teaching presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211653921U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112509428A (en) * | 2020-12-22 | 2021-03-16 | 山东劳动职业技术学院（山东劳动技师学院） | Teaching demonstration device |
| CN113096456A (en) * | 2021-04-07 | 2021-07-09 | 刘江兰 | Four limbs nursing presentation device is used in clinical care teaching |
| CN115223427A (en) * | 2021-04-21 | 2022-10-21 | 江苏海事职业技术学院 | Economic management data analysis device |
| CN115407599A (en) * | 2022-09-28 | 2022-11-29 | 北京东方中原教育科技有限公司 | Integrated projection optical display system of self-adaptive teaching display panel |
-
2020
- 2020-05-15 CN CN202020813719.8U patent/CN211653921U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112509428A (en) * | 2020-12-22 | 2021-03-16 | 山东劳动职业技术学院（山东劳动技师学院） | Teaching demonstration device |
| CN113096456A (en) * | 2021-04-07 | 2021-07-09 | 刘江兰 | Four limbs nursing presentation device is used in clinical care teaching |
| CN115223427A (en) * | 2021-04-21 | 2022-10-21 | 江苏海事职业技术学院 | Economic management data analysis device |
| CN115407599A (en) * | 2022-09-28 | 2022-11-29 | 北京东方中原教育科技有限公司 | Integrated projection optical display system of self-adaptive teaching display panel |
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