CN113436504A - Remote education device - Google Patents
Remote education device Download PDFInfo
- Publication number
- CN113436504A CN113436504A CN202110846191.3A CN202110846191A CN113436504A CN 113436504 A CN113436504 A CN 113436504A CN 202110846191 A CN202110846191 A CN 202110846191A CN 113436504 A CN113436504 A CN 113436504A
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- Prior art keywords
- transmission
- base
- rotating frame
- seat
- top seat
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Abstract
The invention belongs to the technical field of education devices, and particularly relates to a remote education device which comprises a base and a top seat, wherein the base and the top seat are arranged in parallel, a triangular rotating frame is rotatably connected between the base and the top seat and arranged at equal intervals, the positions of the upper end surface of the base, which correspond to the positions of the lower end surface of the triangular rotating frame, are rotatably connected with positioning clamping columns and fixedly clamped with the lower end surface of the triangular rotating frame, the positions of the lower end surface of the top seat, which correspond to the positions of the upper end surface of the triangular rotating frame, are slidably connected with positioning guide columns and slidably connected with the upper end surface of the triangular rotating frame, and a transmission assembly is rotatably connected inside the base, corresponds to the positions of the positioning clamping columns and is rotatably connected with the positioning clamping columns; the transmission assembly comprises an upper fixed seat, an upper transmission rod, a transmission turntable, a transmission fluted disc, a first motor, a transmission belt and a controller; the multifunctional display rack is novel in design, reasonable in structure, capable of displaying various objects, capable of reasonably utilizing space, simple in overall operation and convenient to use.
Description
Technical Field
The invention belongs to the technical field of education devices, and particularly relates to a remote education device.
Background
The remote education system aims at realizing an efficient teaching mode of individuation and education according to the factors, and is a revolution to the traditional teaching mode. The system breaks through the limitation of the traditional teaching of the professor and provides innovative learning modes of time dispersion, free arrangement of learning, resource sharing, wide region and interaction for learners.
The existing remote education device is mostly a projection screen fixedly installed on a wall, the device is single in structure and can only be used as the projection screen, the device is fixed on the wall body and basically does not need to be disassembled, a large amount of wall space is occupied, the available space in a classroom is reduced, and the use requirement cannot be well met.
To solve the above problems, a remote education device is provided in the present application.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a remote education device which has the characteristics of being used for displaying various objects and reasonably utilizing space.
In order to achieve the purpose, the invention provides the following technical scheme: a remote education device comprises a base and a top seat, wherein the base and the top seat are arranged in parallel, a triangular rotating frame is rotatably connected between the base and the top seat and arranged at equal intervals, the positions of the upper end surface of the base, which correspond to the positions of the lower end surface of the triangular rotating frame, are rotatably connected with positioning clamp columns and fixedly clamped with the lower end surface of the triangular rotating frame, the positions of the lower end surface of the top seat, which correspond to the positions of the upper end surface of the triangular rotating frame, are slidably connected with positioning guide columns and slidably connected with the upper end surface of the triangular rotating frame, and a transmission assembly is rotatably connected inside the base, corresponds to the positions of the positioning clamp columns and is rotatably connected with the positioning guide columns;
the transmission assembly comprises an upper fixing seat, an upper transmission rod, a transmission turntable, a transmission fluted disc, a first motor, a transmission belt and a controller, wherein the upper fixing seat is fastened on the inner wall of the base through bolts and is symmetrically arranged, the upper transmission rod is arranged between the two upper fixing seats and is rotatably connected inside the two upper fixing seats, the transmission turntable is in threaded connection with the outer surface of the upper transmission rod at equal intervals and corresponds to the position of the positioning clamp column, the transmission fluted disc is fixedly connected with the positioning clamp column, penetrates through the outer surface of one end inside the base and is rotatably connected with the transmission turntable, the first motor is fastened inside the base through bolts and is positioned on one side of the upper transmission rod and is connected with the upper transmission rod through the transmission belt, and the controller is fastened on the outer side wall of the base through bolts and is electrically connected with an external power supply, and is electrically connected with the first motor.
Preferably, a groove is formed in the outer surface of the base, corresponding to the controller, one end of the groove is fixedly hinged with a cover plate, and the controller is fastened in the groove through bolts.
Preferably, as a remote education device according to the present invention, the triangular rotating stand is triangular and has a mirror, a curtain and a display board fixedly mounted on the outer side walls thereof, respectively.
Preferably, in the remote education device according to the present invention, the outer surface of the upper transmission rod is provided with a screw thread portion at a position corresponding to the transmission turntable.
Preferably, the external surface of the transmission toothed disc is provided with three groups of transmission toothed blocks at equal intervals, and the transmission toothed blocks are matched with three surfaces of the triangular rotating frame.
Preferably, the outer surface of the transmission turntable is provided with transmission tooth grooves matched with the transmission tooth blocks.
A remote education device, further comprising a detachable component which is fastened inside the top seat through bolts;
the easy-to-dismount component comprises lower fixing seats, lower transmission rods, a second motor, a sliding seat, springs and ejector rods, wherein the lower fixing seats are fastened on the inner wall of the top seat through bolts and are symmetrically arranged and are positioned on one side of the positioning guide pillar, the lower transmission rods are arranged between the two lower fixing seats and are rotatably connected inside the two lower fixing seats, the second motor is fastened on the outer side wall of one group of the lower fixing seats through bolts and is fixedly connected with the lower transmission rods and is electrically connected with the controller, the sliding seat is in threaded connection with the outer surface of the lower transmission rods and is in sliding connection with the inner wall of the top seat, the springs are fixedly connected between the inner top wall of the top seat and the positioning clamping columns and are sleeved on the outer surfaces of the positioning clamping columns, the ejector rods are in threaded connection with one side surface of the positioning clamping columns, which is close to the sliding seat, and correspond to the positions of the sliding seat, and is slidably connected.
Preferably, the lower transmission rod is provided with stoppers on the outer surface thereof, the stoppers are symmetrically arranged on the two sides of the sliding seat, the stoppers are electrically connected with the controller, and the controller is provided with control keys on the surface thereof for driving the first motor and the second motor to operate and perform related operations.
Preferably, as a remote education device of the present invention, the lower end surface of the slide base is provided with a guide block which is integrally formed, and the guide block is slidably connected and adapted to the inner bottom wall of the top base.
Preferably, the position of the inner wall of the top seat corresponding to the position of the positioning clip column is provided with a positioning guide column, the positioning clip column is positioned in the positioning guide column and is in sliding connection with the positioning guide column, the position of the outer side wall of the positioning guide column, which is positioned on the inner bottom wall of the top seat, corresponding to the position of the ejector rod is provided with a guide groove matched with the outer side wall of the positioning guide column, and the ejector rod is in sliding connection with the guide groove.
Compared with the prior art, the invention has the beneficial effects that: the triangular rotating frame is novel in design, reasonable in structure, simple in overall operation and convenient to use, the triangular rotating frame is arranged, different articles are arranged on the triangular rotating frame, different using effects are achieved, the triangular rotating frame is convenient to rotate through the transmission assembly, time and labor are saved, labor intensity is reduced, the triangular rotating frame is convenient to detach and replace through the convenient-to-detach assembly, and the triangular rotating frame is high in practicability and good in using effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a controller according to the present invention;
FIG. 3 is a schematic view of the transmission assembly of the present invention;
FIG. 4 is a schematic view of the structure of the transmission turntable in the present invention;
FIG. 5 is a schematic view of a gear plate structure of the present invention;
FIG. 6 is a schematic view of the easy-to-disassemble unit of the present invention;
FIG. 7 is a schematic view of the stopper of the present invention;
fig. 8 is a schematic structural view of the positioning guide pillar in the present invention.
In the figure:
1. a base; 2. a top seat; 3. a triangular rotating frame; 4. positioning the clamp column; 5. positioning the guide post;
6. a transmission assembly; 61. an upper fixed seat; 62. a transmission rod is arranged; 63. a transmission turntable; 64. a transmission fluted disc; 65. a first motor; 66. a transmission belt; 67. a controller;
7. the assembly is convenient to disassemble; 71. a lower fixed seat; 72. a lower transmission rod; 73. a second motor; 74. a slide base; 75. a spring; 76. a top rod;
100. a groove; 200. a cover plate; 300. a threaded portion; 400. a transmission gear block; 500. a drive tooth slot; 600. a stopper; 700. a control key; 800. a guide block; 900. positioning the guide post; 1000. a guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5;
in this embodiment: the most projection screens of fixed mounting on the wall of current distance education device, and this kind of device structure is comparatively single, can only regard as throwing the screen to use, fixes not dismantling the operation basically on the wall body moreover, occupies a large amount of wall spaces, has reduced the usable space in classroom, and the user demand that satisfies that can not be fine is to this body, provides a distance education device in this scheme.
Further:
with the above in mind: a remote education device comprises a base 1 and a top seat 2, wherein the base 1 and the top seat 2 are arranged in parallel, a triangular rotating frame 3 is rotatably connected between the base 1 and the top seat 2, the base 1 and the top seat are arranged at equal intervals, the upper end surface of the base 1 and the lower end surface of the triangular rotating frame 3 are respectively rotatably connected with a positioning clamp column 4 and fixedly clamped with the lower end surface of the triangular rotating frame 3, the lower end surface of the top seat 2 and the upper end surface of the triangular rotating frame 3 are respectively slidably connected with a positioning guide column 5 and slidably connected with the upper end surface of the triangular rotating frame 3, and a transmission assembly 6 is rotatably connected inside the base 1, corresponds to the positioning clamp column 4 in position and is rotatably connected with the positioning clamp column;
the transmission assembly 6 comprises upper fixing seats 61, upper transmission rods 62, transmission turntables 63, transmission gear plates 64, a first motor 65, transmission belts 66 and a controller 67, wherein the upper fixing seats 61 are fastened on the inner wall of the base 1 by bolts and are symmetrically arranged, the upper transmission rods 62 are arranged between the two upper fixing seats 61 and are rotatably connected inside the two upper fixing seats 61, the transmission turntables 63 are in threaded connection with the outer surfaces of the upper transmission rods 62 and are arranged at equal intervals, and corresponds to the position of the positioning clamp column 4, the transmission fluted disc 64 is fixedly connected with the outer surface of one end of the positioning clamp column 4 penetrating into the base 1 and is rotationally connected with the transmission turntable 63, the first motor 65 is fastened in the base 1 by bolts and is positioned at one side of the upper transmission rod 62, and is connected with the upper transmission rod 62 through a transmission belt 66, and a controller 67 is fastened on the outer side wall of the base 1 by bolts, is electrically connected with an external power supply, and is electrically connected with the first motor 65.
In this embodiment: when the device is used, when the triangular rotating frame 3 needs to be turned over, the first motor 65 is started through the control key 700, the first motor 65 operates to drive the upper transmission rod 62 to rotate and synchronously drive the multiple groups of transmission turntables 63 to rotate, the transmission turntables 63 are connected with the transmission fluted discs 64 arranged at one ends of the positioning clamp columns 4 and drive the transmission fluted discs 64 to rotate, the positioning clamp columns 4 are driven to rotate through the transmission fluted discs 64, the triangular rotating frame 3 is synchronously driven to rotate through the positioning clamp columns 4, different faces of the triangular rotating frame 3 are switched, and different use effects are achieved.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the base 1 is provided with a groove 100 corresponding to the position of the controller 67, one end of the groove 100 is hinged and fixed with a cover plate 200, and the controller 67 is fastened in the groove 100 by bolts.
In this embodiment, it should be noted that: the placement and protection of the controller 67 is facilitated by the provision of the recess 100 and the cover plate 200.
Further, the method comprises the following steps:
in an alternative embodiment: the triangular rotating frame 3 is triangular and is fixedly provided with a mirror, a curtain and a display board on the outer side wall thereof respectively.
In this embodiment, it should be noted that: set up mirror, curtain and show board, the teaching environment of more laminating, the practicality is strong.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the upper transmission rod 62 is provided with a thread part 300 corresponding to the position of the transmission turntable 63.
In this embodiment, it should be noted that: the transmission turntable 63 is convenient to connect by arranging the thread part 300, the operation is simple, and the using effect is good.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the transmission fluted disc 64 is provided with three groups of transmission tooth blocks 400 at equal intervals, and the transmission tooth blocks 400 are matched with three surfaces of the triangular rotating frame 3.
In this embodiment, it should be noted that: the transmission gear block 400 is matched with the three surfaces of the triangular rotating frame 3, so that the transmission gear block 400 drives the corresponding surfaces to synchronously rotate in the moving process, and the switching purpose is achieved.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the transmission turntable 63 is provided with a transmission tooth groove 500 matched with the transmission tooth block 400.
In this embodiment, it should be noted that: the transmission tooth grooves 500 are arranged to be conveniently connected with the transmission tooth block 400, so as to drive the transmission tooth disc 64 to rotate.
Please refer to fig. 1, fig. 2, fig. 6, fig. 7 and fig. 8;
the remote education device also comprises a detachable component 7 which is fastened in the top seat 2 by bolts;
the easy-to-detach assembly 7 comprises lower fixing seats 71, lower transmission rods 72, a second motor 73, sliding seats 74, springs 75 and ejector rods 76, wherein the lower fixing seats 71 are fastened on the inner wall of the top seat 2 through bolts and are symmetrically arranged and are located on one side of the positioning guide pillar 5, the lower transmission rods 72 are arranged between the two lower fixing seats 71 and are rotatably connected inside the two lower fixing seats 71, the second motor 73 is fastened on the outer side wall of one group of lower fixing seats 71 through bolts and is fixedly connected with the lower transmission rods 72 and is electrically connected with the controller 67, the sliding seats 74 are connected on the outer surface of the lower transmission rods 72 and are in sliding connection with the inner wall of the top seat 2 through threads, the springs 75 are fixedly connected between the inner top wall of the top seat 2 and the positioning clamping columns 4 and are sleeved on the outer surfaces of the positioning clamping columns 4, and the ejector rods 76 are all connected on one side surface, close to the sliding seats 74, of the positioning clamping columns 4 and correspond to the positions of the sliding seats 74 through threads and are in sliding connection.
In this embodiment, it should be noted that: the top of the slide 74 is trapezoidal in shape.
In this embodiment: when the triangular rotating frame 3 needs to be disassembled and replaced, the second motor 73 is controlled to operate through the control key 700, the second motor 73 rotates to drive the lower transmission rod 72 to rotate and synchronously drive the sliding seat 74 to move, the sliding seat 74 contacts with the ejector rod 76 in the moving process and jacks up the ejector rod 76 and synchronously drives the positioning clamp column 4 to lift upwards so that the positioning clamp column is not fixed to the top end of the triangular rotating frame 3 any more, the triangular rotating frame 3 needs to be manually held to slowly lift the triangular rotating frame 3 out, the operation is repeated until the triangular rotating frame 3 is completely lifted out, when the triangular rotating frame 3 needs to be installed, the bottom end of the triangular rotating frame 3 is sleeved on the outer side of the positioning clamp column 4, then the top end of the triangular rotating frame 3 is aligned with the positioning guide column 5, the control key 700 controls the second motor 73 to rotate reversely and drives the sliding seat 74 to reset, the sliding seat 74 successively contacts with and lifts up the groups of the ejector rods 76 in the resetting process, and the groups of the ejector rods 76 reset again under the action of the springs 75 and fix the top end of the triangular rotating frame 3 after the groups of the ejector rods 76 pass through the springs 75 And (6) realizing installation.
Further, the method comprises the following steps:
in an alternative embodiment: the outer surface of the lower transmission rod 72 is fixedly provided with stoppers 600 which are symmetrically arranged and positioned at two sides of the sliding seat 74, the stoppers 600 are electrically connected with the controller 67, and the surface of the controller 67 is provided with control keys 700 for driving the first motor 65 and the second motor 73 to operate and perform related operations.
In this embodiment, it should be noted that: the stop 600 is provided to limit the travel of the carriage 74, and the control button 700 is designed to be more convenient to use.
Further, the method comprises the following steps:
in an alternative embodiment: the lower end face of the sliding seat 74 is provided with a guide block 800 which is integrally formed, and the guide block 800 is in sliding connection and matched with the inner bottom wall of the top seat 2.
In this embodiment, it should be noted that: the guide block 800 prevents the slide carriage 74 from rotating and guides and limits the slide carriage 74, and has reasonable structure and good use effect.
Further, the method comprises the following steps:
in an alternative embodiment: the inner wall of the top seat 2 and the corresponding position of the positioning clamp column 4 are provided with positioning guide columns 900, the positioning clamp column 4 is located in the positioning guide columns 900 and is in sliding connection, the outer side wall of the positioning guide column 900 located on the inner bottom wall of the top seat 2 and the corresponding position of the ejector rod 76 are provided with guide grooves 1000 matched with the outer side wall, and the ejector rod 76 is in sliding connection in the guide grooves 1000.
In this embodiment, it should be noted that: through setting up positioning guide pillar 900 and being convenient for play limiting displacement to locator card post 4 and ejector pin 76, prevent that it from taking place to deflect under the effect of spring 75 and slide 74, excellent in use effect.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 (10)
1. A distance education device, comprising a base (1) and a top seat (2), characterized in that: the base (1) and the top seat (2) are arranged in parallel, a triangular rotating frame (3) is rotatably connected between the base (1) and the top seat (2) and arranged at equal intervals, the positions of the upper end surface of the base (1) corresponding to the positions of the lower end surface of the triangular rotating frame (3) are rotatably connected with positioning clamp columns (4) and fixedly clamped with the lower end surface of the triangular rotating frame (3), the positions of the lower end surface of the top seat (2) corresponding to the positions of the upper end surface of the triangular rotating frame (3) are slidably connected with positioning guide columns (5) and slidably connected with the upper end surface of the triangular rotating frame (3), and a transmission assembly (6) is rotatably connected inside the base (1), corresponds to the positions of the positioning clamp columns (4) and is rotatably connected with the base;
the transmission assembly (6) comprises an upper fixing seat (61), an upper transmission rod (62), a transmission turntable (63), a transmission gear disc (64), a first motor (65), a transmission belt (66) and a controller (67), wherein the upper fixing seat (61) is fastened by bolts, the inner wall of the base (1) is symmetrically arranged, the upper transmission rod (62) is arranged between the two upper fixing seats (61) and is in transmission connection with the two upper fixing seats (61), the transmission turntable (63) is in threaded connection with the outer surface of the upper transmission rod (62) and is arranged at equal intervals, the positions of the upper transmission rod (4) are corresponding to those of the positioning clamp columns (4), the transmission gear disc (64) is fixedly connected with the positioning clamp columns (4) in a penetrating manner, one end outer surface of the base (1) is arranged inside and is rotationally connected with the transmission turntable (63), the first motor (65) is fastened by bolts, the base (1) is arranged inside and is positioned on one side of the upper transmission rod (62), and is connected with the upper transmission rod (62) through the transmission belt (66), and the controller (67) is fastened on the outer side wall of the base (1) through bolts, is electrically connected with an external power supply and is electrically connected with the first motor (65).
2. The remote education device of claim 1 wherein: the outer surface of the base (1) is provided with a groove (100) at a position corresponding to the position of the controller (67), one end of the groove (100) is hinged and fixed with a cover plate (200), and the controller (67) is fastened in the groove (100) through bolts.
3. The remote education device of claim 1 wherein: the triangular rotating frame (3) is triangular and is fixedly provided with a mirror, a curtain and a display board on the outer side wall thereof respectively.
4. The remote education device of claim 1 wherein: the outer surface of the upper transmission rod (62) and the corresponding position of the transmission turntable (63) are provided with thread parts (300).
5. The remote education device of claim 1 wherein: the outer surface of the transmission fluted disc (64) is provided with transmission tooth blocks (400) at equal intervals, and the transmission tooth blocks (400) are three groups and are matched with three surfaces of the triangular rotating frame (3).
6. The remote educational apparatus of claim 5, wherein: and the outer surface of the transmission turntable (63) is provided with transmission tooth grooves (500) matched with the transmission tooth blocks (400).
7. The remote education device of claim 1 wherein: the device also comprises a detachable component (7) which is fastened in the top seat (2) through bolts;
the easy-to-dismount component (7) comprises a lower fixing seat (71), a lower transmission rod (72), a second motor (73), a sliding seat (74), a spring (75) and a push rod (76), wherein the lower fixing seat (71) is fastened on the inner wall of the top seat (2) through bolts and symmetrically arranged and is positioned on one side of the positioning guide column (5), the lower transmission rod (72) is arranged between the two lower fixing seats (71) and is rotatably connected inside the two lower fixing seats (71), the second motor (73) is fastened on the outer side wall of one group of the lower fixing seats (71) through bolts and is fixedly connected with the lower transmission rod (72) and is electrically connected with the controller (67), the sliding seat (74) is in threaded connection with the outer surface of the lower transmission rod (72) and is in sliding connection with the inner wall of the top seat (2), the spring (75) is fixedly connected between the inner top wall of the top seat (2) and the positioning clamping column (4) and is sleeved on the positioning clamping column (4) ) And the ejector rods (76) are in threaded connection with one side surface of the positioning clamp column (4) close to the sliding seat (74), correspond to the sliding seat (74) in position and are in sliding connection.
8. The remote educational apparatus of claim 7, wherein: the outer surface of the lower transmission rod (72) is fixedly provided with a limiter (600) which is symmetrically arranged and positioned on two sides of the sliding seat (74), the limiter (600) is electrically connected with the controller (67), and the surface of the controller (67) is provided with a control key (700) which is used for driving the first motor (65) and the second motor (73) to run and perform related operations.
9. The remote educational apparatus of claim 7, wherein: the lower end face of the sliding seat (74) is provided with a guide block (800) which is integrally formed, and the guide block (800) is in sliding connection with and matched with the inner bottom wall of the top seat (2).
10. The remote educational apparatus of claim 7, wherein: the inner wall of the top seat (2) is provided with a positioning guide post (900) at a position corresponding to the positioning clamp post (4), the positioning clamp post (4) is positioned in the positioning guide post (900) and is in sliding connection with the positioning guide post, the outer side wall of the positioning guide post (900) at the inner bottom wall of the top seat (2) is provided with a guide groove (1000) matched with the outer side wall of the positioning guide post (900) at a position corresponding to the ejector rod (76), and the ejector rod (76) is in sliding connection with the guide groove (1000).
Priority Applications (1)
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| CN202110846191.3A CN113436504B (en) | 2021-07-26 | 2021-07-26 | Remote education device |
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| CN202110846191.3A CN113436504B (en) | 2021-07-26 | 2021-07-26 | Remote education device |
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| CN107909924A (en) * | 2017-12-08 | 2018-04-13 | 四川九零科技有限公司 | Human resource management propaganda board |
| CN111681575A (en) * | 2018-12-04 | 2020-09-18 | 项炜涛 | Three-face turning advertising board device |
| CN210516066U (en) * | 2019-10-30 | 2020-05-12 | 东莞市创念数字科技有限公司 | Intelligent transmission and control device for advertising equipment |
| CN210896407U (en) * | 2019-12-02 | 2020-06-30 | 江苏邦兴交通设施有限公司 | Multi-surface turning billboard |
| CN212480657U (en) * | 2020-03-29 | 2021-02-05 | 咸宁市长兴水利水电工程监理有限公司 | LED display screen for project supervision side station |
| CN212719047U (en) * | 2020-06-16 | 2021-03-16 | 南京纽顿创智互联科技有限公司 | Display terminal for building resource management allocation and integration |
| CN213424487U (en) * | 2020-11-10 | 2021-06-11 | 山东博能电器设备有限公司 | Combined three-side turning display device |
| CN213365880U (en) * | 2020-11-20 | 2021-06-04 | 中牟县职业中等专业学校 | Chinese language and literature auxiliary teaching device |
| CN113116091A (en) * | 2021-04-28 | 2021-07-16 | 罗鹏程 | Multifunctional badminton racket placing frame capable of switching display modes |
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