An interactive teaching device

Abstract

The utility model belongs to the field of teaching equipment, in particular to a teaching interactive device. Aiming at the problems that most existing display screens are centered and fixed in the center and cannot be moved, and that blackboards are divided into multiple pieces, each of which has a small area and cannot be written in the center, the following scheme is proposed, which includes an outer frame, wherein a left sliding track mechanism and a right sliding track mechanism for adjusting the position forward and backward are respectively arranged inside the outer frame, and sliding mechanisms are arranged inside the left sliding track mechanism and the right sliding track mechanism, and a synchronous adjustment mechanism for synchronously moving the left sliding track mechanism and the right sliding track mechanism is arranged on the top inner wall of the outer frame. In the utility model, the display screen or the blackboard can be dislocated and slid left and right to any position to meet different teaching needs, and each mechanism can be precisely matched to improve the stability of the device, and the overall writing area can be expanded to facilitate teaching.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching equipment, in particular to a teaching interactive device. Background Art

[0002] With the development of science and technology, the previous single teaching method has been gradually improved. The multimedia blackboard has functions such as audio and video, writing, and interaction. It organically combines theoretical teaching and intuitive teaching, mobilizes students' multiple senses to participate in learning, enhances the interactivity of teaching, and improves teaching efficiency.

[0003] At present, multimedia blackboards are becoming more and more popular, but they still have the following defects: 1. The display screen is mostly fixed in the center and cannot be moved; 2. The blackboard is divided into multiple pieces, each of which has a small area and cannot be written in the center, so a teaching interactive device is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art that the display screen is mostly fixed in the center and cannot be moved, and the blackboard is divided into multiple blocks, each of which has a small area and cannot be written in the center, and proposes a teaching interactive device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A teaching interactive device, comprising an outer frame, wherein the bottom inner wall of the outer frame is provided with eight sliding grooves, both ends of the eight sliding grooves are provided with positioning grooves, the inner part of the outer frame is provided with a left sliding track mechanism and a right sliding track mechanism for adjusting the position forward and backward, the left sliding track mechanism and the right sliding track mechanism are mirror images of each other and have the same structure, the left sliding track mechanism and the right sliding track mechanism are both provided with sliding mechanisms, and the top inner wall of the outer frame is provided with a synchronous adjustment mechanism for synchronously moving the left sliding track mechanism and the right sliding track mechanism;

[0007] The top inner wall of the left sliding track mechanism is provided with a first sliding rail, a second sliding rail and a third sliding rail, the bottom inner wall of the left sliding track mechanism is provided with a first limiting groove, a second limiting groove and a third limiting groove, and the four corners of the bottom outer wall of the left sliding track mechanism are fixedly installed with directional casters, the directional casters are adapted to the positioning grooves, and the directional casters are slidably connected to the sliding grooves.

[0008] In a possible design, the sliding mechanism includes a main frame, a plurality of connecting plates are fixedly installed on the top of the main frame, the plurality of connecting plates are rotatably connected with a penetrating pin shaft, pulleys are fixedly installed at both ends of the pin shaft, the two pulleys are slidably connected to the second slide rail, and the main frame is slidably connected to the second limit groove.

[0009] In a possible design, the two main frames are respectively fixedly connected with a display screen and a main blackboard.

[0010] In a possible design, the synchronous adjustment mechanism includes a long connecting rod and a short connecting rod, and a penetrating fixing pin is rotatably connected at the center of the long connecting rod and the short connecting rod, and the top of the fixing pin is fixedly connected to the top inner wall of the outer frame.

[0011] In a possible design, a long rod left extension shaft and a long rod right extension shaft are fixedly installed at both ends of the bottom of the long connecting rod, the bottom of the long rod left extension shaft is rotatably connected to one side of the top of the left sliding track mechanism, and the bottom of the long rod right extension shaft is rotatably connected to one side of the top of the right sliding track mechanism, and the short rod left extension shaft and a short rod right extension shaft are fixedly installed at both ends of the bottom of the short connecting rod, the bottom of the short rod left extension shaft is rotatably connected to the center of the top of the left sliding track mechanism, and the bottom of the short rod right extension shaft is rotatably connected to the center of the top of the right sliding track mechanism.

[0012] In a possible design, a secondary blackboard is fixedly mounted on an inner wall of one side of the outer frame.

[0013] In the present application, when people need to play videos for teaching interaction, they first push the left sliding track mechanism to slide inward along the sliding groove into the positioning groove, and then use the left sliding track mechanism to drive the long rod left extension axis and the short rod left extension axis to move respectively, thereby driving the long connecting rod and the short connecting rod to rotate along the fixed pin, and then use the long connecting rod and the short connecting rod to drive the long rod right extension axis and the short rod right extension axis to move respectively, thereby driving the right sliding track mechanism to slide outward along the sliding groove into the positioning groove, and then make the three sliding rails and three limit grooves of the left sliding track mechanism misaligned with the three sliding rails and three limit grooves of the right sliding track mechanism, and then let the sliding mechanism drive the display screen and the main blackboard to slide to the appropriate position in the newly formed sliding rails and limit grooves. When people finish playing the video, first reset the main blackboard and the display screen, and then repeat the above operations in reverse.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. Through the cooperation of mechanisms such as slide rails, limit grooves and pulleys, the pulleys can be used to slide on the slide rails, and then the display screen or blackboard can be dislocated and slid left and right to any position. The limit grooves limit the display screen or blackboard from swinging back and forth to meet different teaching needs.

[0016] 2. Through the setting of the synchronous adjustment mechanism, the sliding groove, the lower pulley and the positioning groove, the synchronous adjustment mechanism can allow the left sliding track mechanism and the right sliding track mechanism to move synchronously, the sliding groove can allow the left sliding track mechanism and the right sliding track mechanism to move conveniently while preventing them from shifting, and the positioning groove can locate the last moved position, so that the slide rail and the limit groove can be accurately matched to improve the stability of the device.

[0017] 3. By setting up a secondary blackboard, the remaining vacant spaces can be filled, expanding the overall writing area and facilitating teaching.

[0018] In the utility model, the display screen or the blackboard can be dislocated and slid left and right to any position to meet different teaching needs, and each mechanism can be precisely matched to improve the stability of the device, and the overall writing area can be expanded to facilitate teaching. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional structural schematic diagram of a teaching interactive device proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of a teaching interactive device proposed by the utility model;

[0021] Figure 3 A partial structural diagram of a teaching interactive device proposed by the utility model;

[0022] Figure 4 It is a right side cross-sectional structural schematic diagram of a teaching interactive device proposed by the utility model;

[0023] Figure 5 for Figure 4 Schematic diagram of the structure of part A.

[0024] In the figure: 1. outer frame; 11. sliding groove; 12. positioning groove; 2. sliding mechanism; 21. connecting plate; 22. pin shaft; 23. pulley; 24. main frame; 3. auxiliary blackboard; 4. left sliding track mechanism; 41. first slide rail; 42. second slide rail; 43. third slide rail; 44. first limiting groove; 45. second limiting groove; 46. third limiting groove; 47. directional caster; 5. right sliding track mechanism; 6. display screen; 7. synchronous adjustment mechanism; 71. long connecting rod; 72. short connecting rod; 73. long rod left extension shaft; 74. long rod right extension shaft; 75. short rod left extension shaft; 76. short rod right extension shaft; 77. fixing pin; 8. main blackboard. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Example 1

[0027] Reference Figure 1-Figure 5 An interactive device comprises an outer frame 1, wherein the bottom inner wall of the outer frame 1 is provided with eight sliding grooves 11, and both ends of each sliding groove 11 are provided with positioning grooves 12. A left sliding track mechanism 4 and a right sliding track mechanism 5 are respectively provided inside the outer frame 1, and the two mechanisms are mirror images of left and right and have the same structure. A first sliding rail 41, a second sliding rail 42 and a third sliding rail 43 are provided on the top inner wall of each sliding track mechanism, and a first limiting groove 44, a second limiting groove 45 and a third limiting groove 46 are provided on the bottom inner wall. Directional casters 47 are fixedly installed at the four corners of the bottom outer wall of the sliding track mechanism, and these casters are adapted to the positioning grooves 12 and are slidably connected with the sliding grooves 11, so as to ensure that the sliding track mechanism can slide back and forth inside the outer frame 1;

[0028] The left sliding track mechanism 4 and the right sliding track mechanism 5 are both provided with a sliding mechanism 2 inside. The sliding mechanism 2 includes a main frame 24. A plurality of connecting plates 21 are fixedly installed on the top of the main frame 24. Each connecting plate 21 is rotatably connected with a penetrating pin shaft 22. Pulleys 23 are fixedly installed at both ends of the pin shaft 22. The two pulleys 23 are slidably connected with the second slide rail 42 to realize the left and right sliding of the sliding mechanism 2 in the two sliding track mechanisms. At the same time, the main frame 24 is slidably connected with the second limiting groove 45 to further ensure the stability and positioning accuracy of the sliding mechanism 2. The two main frames 24 are respectively fixedly connected with a display screen 6 and a main blackboard 8. The display screen 6 is used to display electronic teaching resources, and the main blackboard 8 provides another writing surface, which increases the diversity of teaching interaction.

[0029] The top inner wall of the outer frame 1 is provided with a synchronous adjustment mechanism 7 for synchronously moving the left sliding track mechanism 4 and the right sliding track mechanism 5. The synchronous adjustment mechanism 7 includes a long connecting rod 71 and a short connecting rod 72. The centers of the long connecting rod 71 and the short connecting rod 72 are rotatably connected with a penetrating fixing pin 77. The top of the fixing pin 77 is fixedly connected to the top inner wall of the outer frame 1. The bottom ends of the long connecting rod 71 are respectively fixedly installed with a long rod left extension shaft 73 and a long rod right extension shaft 74. The bottom of the long rod left extension shaft 73 is rotatably connected to one side of the top of the left sliding track mechanism 4, and the bottom of the long rod right extension shaft 74 is rotatably connected to the right sliding track mechanism 4. The top side of the track mechanism 5 is rotationally connected, and the two ends of the bottom of the short connecting rod 72 are respectively fixedly installed with a short rod left extension shaft 75 and a short rod right extension shaft 76. The bottom of the short rod left extension shaft 75 is rotationally connected to the center of the top of the left sliding track mechanism 4, and the bottom of the short rod right extension shaft 76 is rotationally connected to the center of the top of the right sliding track mechanism 5. When in use, by operating the synchronous adjustment mechanism 7, such as rotating the long connecting rod 71 and the short connecting rod 72, the synchronous forward and backward movement of the left sliding track mechanism 4 and the right sliding track mechanism 5 can be achieved, thereby driving the display screen 6 and the main blackboard 8 to adjust their positions to meet different teaching needs.

[0030] The present application can be used in the field of teaching equipment, and can also be used in other fields applicable to the present application.

[0031] Example 2

[0032] refer to Figure 1-Figure 5 , improved on the basis of embodiment 1: a teaching interactive device, which is applied to the field of teaching equipment, a secondary blackboard is fixedly installed on the inner wall of one side of the outer frame 1, which is used for the traditional blackboard writing function, fills the remaining vacant position, expands the overall writing area, and facilitates teaching.

[0033] However, as is well known to those skilled in the art, the working principle and wiring method of the display screen are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A teaching interactive device, comprising an outer frame (1), characterized in that: The bottom inner wall of the outer frame (1) is provided with eight sliding grooves (11), and both ends of the eight sliding grooves (11) are provided with positioning grooves (12). The interior of the outer frame (1) is provided with a left sliding track mechanism (4) and a right sliding track mechanism (5) for adjusting the position forward and backward, respectively. The left sliding track mechanism (4) and the right sliding track mechanism (5) are mirror images of each other and have the same structure. The left sliding track mechanism (4) and the right sliding track mechanism (5) are both provided with sliding mechanisms (2). The top inner wall of the outer frame (1) is provided with a synchronous adjustment mechanism (7) for synchronously moving the left sliding track mechanism (4) and the right sliding track mechanism (5); The top inner wall of the left sliding track mechanism (4) is provided with a first sliding track (41), a second sliding track (42) and a third sliding track (43); the bottom inner wall of the left sliding track mechanism (4) is provided with a first limiting groove (44), a second limiting groove (45) and a third limiting groove (46); and directional casters (47) are fixedly mounted at the four corners of the bottom outer wall of the left sliding track mechanism (4); the directional casters (47) are matched with the positioning grooves (12), and the directional casters (47) are slidably connected with the sliding grooves (11).

2. A teaching interactive device according to claim 1, characterized in that: The sliding mechanism (2) comprises a main frame (24), a plurality of connecting plates (21) are fixedly mounted on the top of the main frame (24), the plurality of connecting plates (21) are rotatably connected to a penetrating pin shaft (22), pulleys (23) are fixedly mounted on both ends of the pin shaft (22), the two pulleys (23) are slidably connected to the second slide rail (42), and the main frame (24) is slidably connected to the second limiting groove (45).

3. A teaching interactive device according to claim 2, characterized in that: The two main frames (24) are respectively fixedly connected with a display screen (6) and a main blackboard (8).

4. A teaching interactive device according to claim 1, characterized in that: The synchronous adjustment mechanism (7) comprises a long connecting rod (71) and a short connecting rod (72), wherein a penetrating fixing pin (77) is rotatably connected at the center of the long connecting rod (71) and the short connecting rod (72), and the top of the fixing pin (77) is fixedly connected to the top inner wall of the outer frame (1).

5. A teaching interactive device according to claim 4, characterized in that: The two ends of the bottom of the long connecting rod (71) are respectively fixedly mounted with a long rod left extension shaft (73) and a long rod right extension shaft (74); the bottom of the long rod left extension shaft (73) is rotatably connected to one side of the top of the left sliding track mechanism (4); the bottom of the long rod right extension shaft (74) is rotatably connected to one side of the top of the right sliding track mechanism (5); the two ends of the bottom of the short connecting rod (72) are respectively fixedly mounted with a short rod left extension shaft (75) and a short rod right extension shaft (76); the bottom of the short rod left extension shaft (75) is rotatably connected to the center of the top of the left sliding track mechanism (4); the bottom of the short rod right extension shaft (76) is rotatably connected to the center of the top of the right sliding track mechanism (5).

6. The teaching interactive device according to claim 1, characterized in that: A secondary blackboard (3) is fixedly mounted on an inner wall of one side of the outer frame (1).

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