CN213518717U - Presentation device is used in supplementary teaching of classical literature - Google Patents
Presentation device is used in supplementary teaching of classical literature Download PDFInfo
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- CN213518717U CN213518717U CN202023009046.XU CN202023009046U CN213518717U CN 213518717 U CN213518717 U CN 213518717U CN 202023009046 U CN202023009046 U CN 202023009046U CN 213518717 U CN213518717 U CN 213518717U
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- side wall
- presentation device
- outer side
- projection
- electric telescopic
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- 239000004744 fabric Substances 0.000 claims abstract description 26
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000005485 electric heating Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model discloses a belong to presentation device technical field, specifically be a presentation device is used in supplementary teaching of classical literature, comprising a base plate, bottom plate lateral wall bottom is equipped with the gyro wheel, both ends all set up electric telescopic handle about bottom plate lateral wall top, the mounting bracket is connected at two electric telescopic handle lateral wall tops, the demonstration board is installed in the embedding of lateral wall before the mounting bracket, projection subassembly includes the motor, the apparatus further comprises a rotating shaft, the projection cloth, air telescopic handle, mount and projecting apparatus, it is straight reciprocating motion to provide power drive mounting bracket through electric telescopic handle, thereby make this presentation device's height can adjust freely, the motor drives pivot and projection cloth and rotates, thereby can realize the automatic shrink to the projection cloth, air telescopic handle is when the projecting apparatus needs to use, drive mount and the place ahead that the projecting apparatus extended to the projection cloth forward, make things convenient.
Description
Technical Field
The utility model relates to a presentation device technical field specifically is a presentation device is used in supplementary teaching of classical literature.
Background
The classical literature generally refers to ancient book literature which is engraved, typed and hand-copied before five-four sports, and simultaneously comprises documents, books, inscriptions, copybooks and the like. The classical literature in China is the science of studying the generation, development, arrangement and utilization of ancient books. The whole book consists of nine theories, namely a literature theory, a carrier theory, a directory theory, a version theory, a survey theory, an identification theory, an aliasing theory, a special topic theory and the like. In content, the traditional method is inherited, and innovation is provided. The book focuses on the combination of academia and readability and embodies the latest research result as much as possible. The book can be used as a teaching material of the related subjects of classical literature, historical philosophy and the like in colleges and universities, and can also be used as a reference for vast Chinese culture enthusiasts. Demonstration devices are commonly used in the course of classical literature teaching.
The presentation device is used in supplementary teaching of current classical literature is direct hanging on the wall or on the support mostly, and stability is relatively poor, and is not convenient for remove, and intelligence is fixed and is taught in a certain place, and often need use projection arrangement at the teaching in-process, needs establish projection cloth and projecting apparatus in addition in the classroom, wastes time and energy, and the suitability is relatively poor, consequently needs research and development a presentation device is used in supplementary teaching of classical literature.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The utility model discloses a problem that exists among the presentation device is used in the supplementary teaching of current classical literature has been provided.
Therefore, the utility model aims at providing a presentation device is used in supplementary teaching of classical literature can solve the supplementary teaching of current classical literature and use presentation device most directly to hang on the wall or on the support, and stability is relatively poor, and is not convenient for remove, and intelligence is fixed and is taught in a certain place, and often need use projection arrangement at the teaching in-process, needs establish projection cloth and projecting apparatus in addition in the classroom, wastes time and energy, the relatively poor problem of suitability.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a presentation device for assisting in classical literature teaching comprises a bottom plate, an electric telescopic rod, a mounting rack and a projection assembly, the bottom of the outer side wall of the bottom plate is provided with a roller, the left end and the right end of the top of the outer side wall of the bottom plate are both provided with the electric telescopic rods, the tops of the outer side walls of the two electric telescopic rods are connected with the mounting frame, the demonstration board is embedded in the front side wall of the mounting frame, the left end of the top of the front side wall of the mounting frame is provided with a connecting frame, the right side of the top of the front side wall of the mounting rack is provided with a connecting seat, the center of the top of the outer side wall of the mounting rack is provided with a supporting seat, the projection component comprises a motor, a rotating shaft and projection cloth, the motor is arranged on the inner side wall of the connecting frame, the motor output end key-type connection the pivot, the pivot other end rotate connect in connecting seat left side wall central point puts, the pivot lateral wall has cup jointed the projection cloth.
As a preferred scheme of presentation device for supplementary teaching of classical literature, wherein: the projection assembly is further provided with a pneumatic telescopic rod, a fixing frame and a projector, the top of the outer side wall of the supporting seat is provided with the pneumatic telescopic rod, the top of the output end of the pneumatic telescopic rod is hinged to the fixing frame, the inner side wall of the fixing frame is installed on the projector, and the left side wall of the fixing frame is provided with an opening matched with the projector.
As a preferred scheme of presentation device for supplementary teaching of classical literature, wherein: the number of the idler wheels is four, the four idler wheels are respectively arranged at four end corners at the bottom of the outer side wall of the bottom plate, and the four idler wheels are universal wheels.
As a preferred scheme of presentation device for supplementary teaching of classical literature, wherein: the mounting bracket lateral wall install with the handle of gyro wheel adaptation, just the antiskid cover has been cup jointed to the handle lateral wall.
As a preferred scheme of presentation device for supplementary teaching of classical literature, wherein: the standing groove has been seted up to lateral wall bottom before the demonstration board.
Compared with the prior art, the beneficial effects of the utility model are that: provide power through electric telescopic handle and drive the mounting bracket and be sharp reciprocating motion, thereby make this presentation device's height can adjust freely, it is more convenient to make it use, when the motor drives pivot pivoted, the pivot also drives the rotation of projection cloth, thereby can realize the automatic shrink to projection cloth, pneumatic telescopic handle is when the projecting apparatus needs to use, drive the place ahead that mount and projecting apparatus extended to projection cloth forward, make things convenient for the projection, articulated preventing simultaneously can adjust the angle between projecting apparatus and the projection cloth, the gyro wheel uses with the external force cooperation, conveniently remove this presentation device, the practicality of the device has been increased.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and 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 these drawings without inventive labor. Wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of a part of the structure of the present invention.
In the figure, 100 bottom plates, 110 rollers, 200 electric telescopic rods, 300 mounting frames, 310 demonstration plates, 320 connecting frames, 330 connecting seats, 340 supporting seats, 400 projection components, 410 motors, 420 rotating shafts, 430 projection cloth, 440 pneumatic telescopic rods, 450 fixing frames and 460 projectors are arranged.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a following technical scheme: the utility model provides a presentation device is used in supplementary teaching of classical literature, in the use, provides power through electric telescopic handle and drives the mounting bracket and be straight reciprocating motion to make this presentation device's height can adjust freely, make it use more convenient, when the motor drives the pivot pivoted, the pivot also drives projection cloth and rotates, thereby can realize the automatic shrink to projection cloth.
Referring to fig. 1 to 3, the device includes a base plate 100, an electric telescopic rod 200, a mounting frame 300 and a projection assembly 400;
referring to fig. 1 again, rollers 110 are screwed to the bottom of the outer side wall of the bottom plate 100, the number of the rollers 110 is four, the four rollers 110 are respectively arranged at four end corners of the bottom of the outer side wall of the bottom plate 100, and the four rollers 110 are universal wheels, and the rollers 110 are matched with external force for use, so that the demonstration device is convenient to move;
referring to fig. 1 again, the electric telescopic rods 200 are screwed at the left and right ends of the top of the outer side wall of the bottom plate 100, and the electric telescopic rods 200 are used for providing power to drive the mounting frame 300 to do linear reciprocating motion, so that the height of the demonstration device can be freely adjusted, and the demonstration device is more convenient to use;
referring to fig. 1 to 2 again, the top of the outer side walls of the two electric telescopic rods 200 are screwed with a mounting frame 300, the mounting frame 300 is used for mounting a demonstration board 310, the demonstration board 310 is embedded in the front side wall of the mounting frame 300, the demonstration board 310 is used for writing some teaching materials for explanation, the left end of the top of the front side wall of the mounting frame 300 is screwed with a connecting frame 320, the connecting frame 320 is used for mounting a motor 410, the right side of the top of the front side wall of the mounting frame 300 is screwed with a connecting seat 330, the connecting seat 330 is used for supporting a rotating shaft 420, the central position of the top of the outer side wall of the mounting frame 300 is screwed with a supporting seat 340, the supporting seat 340 is used for mounting a telescopic rod 440;
referring to fig. 1 to 3 again, the projection assembly 400 includes a motor 410, a rotating shaft 420 and a projection cloth 430, specifically, the inner side wall of the connecting frame 320 is screwed with the motor 410, the motor 410 is used for providing power to drive the rotating shaft 420 to rotate, the output end of the motor 410 is connected with the rotating shaft 420 in a key manner, the other end of the rotating shaft 420 is rotatably connected to the central position of the left side wall of the connecting seat 330, the projection cloth 430 is sleeved on the outer side wall of the rotating shaft 420, the motor 410 drives the rotating shaft 420 to rotate, and simultaneously, the rotating shaft 420 also drives the projection cloth 420 to rotate, so as to achieve automatic contraction of the projection cloth 430, the projection assembly 400 is further provided with a pneumatic telescopic rod 440, a fixing frame 450 and a projector 460, specifically, the top of the outer side wall of the supporting seat 340 is screwed with the pneumatic telescopic rod 440, the pneumatic, the projector 460 is screwed on the inner side wall of the fixing frame 450, the left side wall of the fixing frame 450 is provided with an opening matched with the projector 460, and the pneumatic telescopic rod 440 drives the fixing frame 450 and the projector 460 to extend forwards to the front of the projection cloth 430 when the projector 460 needs to be used, so that projection is facilitated, and meanwhile, the angle between the projector 460 and the projection cloth 430 can be prevented from being adjusted due to hinging;
the working principle is as follows: the utility model discloses in the in-process of using, it is straight reciprocating motion to provide power through electric telescopic handle 200 and drive mounting bracket 300, thereby make this presentation device's height can adjust freely, it is more convenient to make it use, when motor 410 drives pivot 420 pivoted, pivot 420 also drives projection cloth 420 and rotates, thereby can realize the automatic shrink to projection cloth 430, pneumatic telescopic handle 440 needs to use at projecting apparatus 460, drive mount 450 and projecting apparatus 460 and extend to the place ahead of projection cloth 430 forward, make things convenient for the projection, the angle between projecting apparatus 460 and the projection cloth 430 can be adjusted in articulated preventing simultaneously, gyro wheel 110 uses with the external force cooperation, conveniently remove this presentation device, the practicality of the device has been increased.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a presentation device is used in supplementary teaching of classical literature which characterized in that: the multifunctional electric heating demonstration board comprises a bottom board (100), electric telescopic rods (200), a mounting rack (300) and a projection assembly (400), wherein rollers (110) are arranged at the bottom of the outer side wall of the bottom board (100), the electric telescopic rods (200) are arranged at the left end and the right end of the top of the outer side wall of the bottom board (100), the two outer side wall tops of the electric telescopic rods (200) are connected with the mounting rack (300), a demonstration board (310) is installed in the front side wall of the mounting rack (300) in an embedded mode, a connecting rack (320) is arranged at the left end of the top of the front side wall of the mounting rack (300), a connecting seat (330) is installed at the right side of the top of the front side wall of the mounting rack (300), a supporting seat (340) is arranged at the center of the top of the outer side wall of the, the motor (410) output end key-type connection pivot (420), pivot (420) other end rotate connect in connecting seat (330) left side wall central point puts, pivot (420) lateral wall has cup jointed projection cloth (430).
2. A presentation device for assisting in classical literature teaching according to claim 1, wherein: projection subassembly (400) still are equipped with pneumatic telescopic link (440), mount (450) and projecting apparatus (460), supporting seat (340) lateral wall top sets up pneumatic telescopic link (440), pneumatic telescopic link (440) output top articulates there is mount (450), mount (450) inside wall installation projecting apparatus (460), just mount (450) left side wall seted up with the opening of projecting apparatus (460) adaptation.
3. A presentation device for assisting in classical literature teaching according to claim 1, wherein: the number of the rollers (110) is four, the four rollers (110) are respectively arranged at four end corners of the bottom of the outer side wall of the bottom plate (100), and the four rollers (110) are universal wheels.
4. A presentation device for assisting in classical literature teaching according to claim 1, wherein: the outer side wall of the mounting frame (300) is provided with a handle matched with the roller (110), and the outer side wall of the handle is sleeved with an anti-slip sleeve.
5. A presentation device for assisting in classical literature teaching according to claim 1, wherein: the bottom of the front side wall of the demonstration board (310) is provided with a placing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023009046.XU CN213518717U (en) | 2020-12-15 | 2020-12-15 | Presentation device is used in supplementary teaching of classical literature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023009046.XU CN213518717U (en) | 2020-12-15 | 2020-12-15 | Presentation device is used in supplementary teaching of classical literature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213518717U true CN213518717U (en) | 2021-06-22 |
Family
ID=76428104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023009046.XU Expired - Fee Related CN213518717U (en) | 2020-12-15 | 2020-12-15 | Presentation device is used in supplementary teaching of classical literature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213518717U (en) |
-
2020
- 2020-12-15 CN CN202023009046.XU patent/CN213518717U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 |