Double-video interactive teaching display instrument

Abstract

The utility model discloses a double-video interactive teaching display instrument, which relates to the technical field of teaching and comprises an up-and-down inclination angle adjusting assembly, a left-and-right rotation angle adjusting assembly, a left-and-right rotation angle adjusting assembly display instrument, a bolt, a movable clamping plate, a movable seat, a sliding rod and a first telescopic rod, wherein the top end of the up-and-down inclination angle adjusting assembly is connected with the left-and-right rotation angle adjusting assembly; one side of the display instrument is provided with a fixing plate, one end of the fixing plate is connected with a bolt through a connecting bolt, the outside of one end of the bolt is rotatably connected with a supporting big arm, one end of the supporting big arm is movably connected with a movable clamping plate, a fixing bolt penetrates through the movable clamping plate, and the other end of the supporting big arm is connected with a connecting rod. One end of the connecting rod is fixedly connected with a movable seat, the bottom of the movable seat is rotatably connected with a fixed seat, the interior of the movable seat is movably connected with a limiting rod, one end of the movable seat is provided with a sliding rod, and the exterior of the sliding rod is slidably connected with an air cylinder, so that the optimal teaching angle can be freely adjusted according to the on-site teaching environment.

Description

Technical Field

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

[0002] Teaching is a unique human talent cultivation activity consisting of teachers teaching and students learning. Through this activity, teachers guide students to learn and master cultural and scientific knowledge and skills in a purposeful, planned and organized manner, promote the improvement of students' quality, and make them become people needed by society.

[0003] After searching, a dual-video interactive teaching display device (publication number CN213906795U) is now disclosed. This dual-video interactive teaching display device greatly enhances the stability of the device body by utilizing structures such as fixing pins, rotating shaft fixing devices and self-locking universal wheels, which is convenient for teachers to use and improves teaching effects; at the same time, the height and brightness of the video teaching device can be adjusted to protect the eyesight of teachers and students. However, although the above-mentioned technical solution can play a good role in stability and protecting students' eyesight, since the display device needs to adjust the best teaching angle according to the teaching environment during use, the display device is not provided with a corresponding adjustment device. For this reason, we provide a dual-video interactive teaching display device. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a dual-video interactive teaching display, which solves the problem that the display has no corresponding adjustment device because the best teaching angle needs to be adjusted according to the teaching environment during use.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions: a dual-video interactive teaching display device, an up and down tilt angle adjustment component, and the top of the up and down tilt angle adjustment component is connected to a left and right rotation angle adjustment component;

[0006] The left and right rotation angle adjustment component includes a display instrument, a latch, a movable splint, a movable seat, a slide rod and a first telescopic rod. A fixing plate is arranged on one side of the display instrument, and one end of the fixing plate is connected to the latch through a connecting bolt.

[0007] Preferably, one end of the latch is externally rotatably connected to a supporting arm, and one end of the supporting arm is movably connected to a movable splint.

[0008] Preferably, a fixing bolt is passed through the inside of the movable splint, the other end of the supporting arm is connected to a connecting rod, one end of the connecting rod is fixedly connected to a movable seat, and the bottom of the movable seat is rotatably connected to a fixed seat.

[0009] Preferably, the movable seat is internally movably connected to a limit rod, and a sliding rod is provided at one end of the movable seat.

[0010] Preferably, the outside of the sliding rod is slidably connected to a cylinder, the top end of the cylinder is connected to an air supply device, and one end of the cylinder is movably connected to a first telescopic rod.

[0011] Preferably, one end of the first telescopic rod is movably connected to the second telescopic rod, and the outside of the second telescopic rod is connected to the first hinge device.

[0012] Preferably, the up and down tilt angle adjustment assembly includes a first hydraulic rod, a second hydraulic rod, a base and a supporting base, one end of the first hydraulic rod is fixedly connected to the display instrument, and the other end of the first hydraulic rod is movably connected to the second hydraulic rod.

[0013] Preferably, one end of the second hydraulic rod is hingedly connected to a second hinge device, a hydraulic cylinder is arranged outside the second hinge device, and a base is connected to the bottom of the hydraulic cylinder.

[0014] Preferably, the outside of the base is connected to a plurality of groups of support rods, and the bottoms of the plurality of groups of support rods are commonly connected to a support base.

[0015] Preferably, the bottom of the support base is connected to a support leg, and the inner side surfaces at both ends of the support leg are rotatably connected to pulleys.

[0016] Beneficial Effects

[0017] The utility model provides a dual-video interactive teaching display device. Compared with the prior art, it has the following beneficial effects:

[0018] 1. The utility model is fixedly connected to the supporting arm through a display instrument, a fixing plate, a connecting bolt, and a latch. The other end of the supporting arm is movably connected with a movable splint. The tightness of the latch can be adjusted by a fixing bolt. Then, the supporting arm, a connecting rod and a movable seat are fixedly connected. The bottom of the movable seat is rotatably connected with a fixed seat. The horizontal angle of the display instrument can be adjusted through the rotating connection. The movable seat and the fixed seat are limited by a limit rod, so that the horizontal angle of the display instrument can be freely adjusted.

[0019] 2. The utility model drives the cylinder through the air supply device, and the cylinder drives the first telescopic rod and the second telescopic rod to extend forward. In the process of the second telescopic rod extending forward, the first hinge device is driven to extend forward and is hingedly connected with the first hydraulic rod. In the process of the first hinge device extending forward, the first hydraulic rod is pushed upward with a certain inclination angle. In the process of the first hydraulic rod pushing upward, the display instrument is driven to tilt with a certain angle, so that the display instrument can be freely adjusted up and down. The optimal teaching angle can be freely adjusted according to the on-site teaching environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the left and right rotation angle adjustment component in the utility model;

[0022] Figure 3 It is a front view structural schematic diagram of the upper and lower tilt angle adjustment component in the utility model;

[0023] Figure 4 It is a right side structural schematic diagram of the left and right rotation angle adjustment component in the utility model;

[0024] Figure 5 It is a schematic diagram of the top view of the structure of the up and down tilt angle adjustment component in the utility model.

[0025] In the figure: 1. left and right rotation angle adjustment component; 101. display instrument; 102. supporting arm; 104. connecting bolt; 105. connecting rod; 106. fixing plate; 107. movable splint; 108. movable seat; 109. latch; 110. fixing bolt; 111. first hinge device; 112. limit rod; 113. first telescopic rod; 114. air supply device; 115. second telescopic rod; 116. cylinder; 117. slide rod; 118. fixing seat; 2. up and down tilt angle adjustment component; 201. first hydraulic rod; 202. second hinge device; 203. second hydraulic rod; 204. hydraulic cylinder; 205. base; 206. support rod; 207. support base; 208. support leg; 209. pulley. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1 , the utility model provides a technical solution: a dual-video interactive teaching display device, including an up-and-down tilt angle adjustment component 2, the top of which is connected to a left-and-right rotation angle adjustment component 1;

[0028] See also Figure 2 , Figure 3 and Figure 4 The left and right rotation angle adjustment component 1 includes a display device 101, a latch 109, a movable splint 107, a movable seat 108, a slide bar 117 and a first telescopic rod 113. A fixed plate 106 is provided on one side of the display device 101. One end of the fixed plate 106 is connected to the latch 109 through a connecting bolt 104. One end of the latch 109 is externally rotatably connected to a supporting arm 102. One end of the supporting arm 102 is movably connected to the movable splint 107. A fixing bolt 110 is penetrated and connected to the inside of the movable splint 107. The other end of the supporting arm 102 is connected to a connecting rod 105. One end of the connecting rod 105 is fixedly connected to a movable seat 108, the bottom of the movable seat 108 is rotatably connected to a fixed seat 118, the movable seat 108 is internally movably connected to a limiting rod 112, and a sliding rod 117 is provided at one end of the movable seat 108, the outside of the sliding rod 117 is slidably connected to a cylinder 116, the top of the cylinder 116 is connected to an air supply device 114, and one end of the cylinder 116 is movably connected to a first telescopic rod 113, one end of the first telescopic rod 113 is movably connected to a second telescopic rod 115, and the outside of the second telescopic rod 115 is connected to a first hinge device 111.

[0029] See also Figure 3 and Figure 5 The up and down tilt angle adjustment component 2 includes a first hydraulic rod 201, a second hydraulic rod 203, a base 205 and a support base 207. One end of the first hydraulic rod 201 is fixedly connected to the display instrument 101, and the other end of the first hydraulic rod 201 is movably connected to the second hydraulic rod 203. One end of the second hydraulic rod 203 is hingedly connected to the second hinge device 202. A hydraulic cylinder 204 is arranged on the outside of the second hinge device 202. The bottom of the hydraulic cylinder 204 is connected to the base 205. The outside of the base 205 is connected to multiple groups of support rods 206. The bottoms of the multiple groups of support rods 206 are commonly connected to the support base 207. The bottom of the support base 207 is connected to a support leg 208. The inner side surfaces of both ends of the support leg 208 are rotatably connected to pulleys 209.

[0030] When using, first check whether the various parts of the measuring instrument can be used normally. If they cannot be used normally, take remedial measures such as repair or replacement of some parts immediately. When all preparations are ready, the display instrument 101, the fixing plate 106, the connecting bolt 104, the latch 109 are fixedly connected to the supporting arm 102. The other end of the supporting arm 102 is movably connected with a movable splint 107. The tightness of the latch 109 can be adjusted by the fixing bolt 110. Then, the supporting arm 102, the connecting rod 105 and the movable seat 108 are fixedly connected. The bottom of the movable seat 108 is rotatably connected with the fixed seat 118. The horizontal angle of the display instrument 101 can be adjusted by rotating the connection. The movable seat 108 and the fixed seat 118 are limited by the limit rod 112, thereby playing a role. The horizontal angle of the display device 101 can be freely adjusted. The air cylinder 116 is driven by the air supply device 114. The cylinder 116 drives the first telescopic rod 113 and the second telescopic rod 115 to extend forward. During the process of the second telescopic rod 115 extending forward, the first hinge device 111 is driven to extend forward and be hingedly connected to the first hydraulic rod 201. During the process of the first hinge device 111 extending forward, the first hydraulic rod 201 is pushed upward at a certain tilt angle. During the process of the first hydraulic rod 201 pushing upward, the display device 101 is driven to tilt at a certain angle, thereby playing the role of freely adjusting the up and down tilt angle of the display device 101, and then playing the role of freely adjusting the optimal teaching angle according to the on-site teaching environment, thereby completing the teaching work of the display device.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Dual video interactive teaching display device, characterized by: It comprises an up-and-down tilt angle adjustment component (2), the top end of which is connected to a left-and-right rotation angle adjustment component (1); The left-right rotation angle adjustment component (1) comprises a display instrument (101), a latch (109), a movable clamp (107), a movable seat (108), a sliding rod (117) and a first telescopic rod (113); a fixed plate (106) is arranged on one side of the display instrument (101); one end of the fixed plate (106) is connected to the latch (109) via a connecting bolt (104); one end of the latch (109) is externally rotatably connected to a supporting arm (102); one end of the supporting arm (102) is movably connected to the movable clamp (107).

2. The dual-video interactive teaching display device according to claim 1, characterized in that: A fixing bolt (110) is connected through the inside of the movable clamping plate (107); the other end of the supporting arm (102) is connected to a connecting rod (105); one end of the connecting rod (105) is fixedly connected to a movable seat (108); and the bottom of the movable seat (108) is rotatably connected to a fixed seat (118).

3. The dual-video interactive teaching display device according to claim 1, characterized in that: The movable seat (108) is internally movably connected to a limit rod (112), and a sliding rod (117) is provided at one end of the movable seat (108).

4. The dual-video interactive teaching display device according to claim 1, characterized in that: The outside of the sliding rod (117) is slidably connected to a cylinder (116), the top end of the cylinder (116) is connected to an air supply device (114), and one end of the cylinder (116) is movably connected to a first telescopic rod (113).

5. The dual-video interactive teaching display device according to claim 1, characterized in that: One end of the first telescopic rod (113) is movably connected to the second telescopic rod (115), and the outside of the second telescopic rod (115) is connected to the first hinge device (111).

6. The dual-video interactive teaching display device according to claim 1, characterized in that: The up-down tilt angle adjustment assembly (2) comprises a first hydraulic rod (201), a second hydraulic rod (203), a base (205) and a supporting base (207); one end of the first hydraulic rod (201) is fixedly connected to the display instrument (101), and the other end of the first hydraulic rod (201) is movably connected to the second hydraulic rod (203).

7. The dual-video interactive teaching display device according to claim 6, characterized in that: One end of the second hydraulic rod (203) is hingedly connected to a second hinge device (202), a hydraulic cylinder (204) is arranged outside the second hinge device (202), and the bottom of the hydraulic cylinder (204) is connected to a base (205).

8. The dual-video interactive teaching display device according to claim 6, characterized in that: The outside of the base (205) is connected to a plurality of groups of support rods (206), and the bottoms of the plurality of groups of support rods (206) are commonly connected to a support base (207).

9. The dual-video interactive teaching display device according to claim 6, characterized in that: The bottom of the support base (207) is connected to a support leg (208), and the inner side surfaces at both ends of the support leg (208) are rotatably connected to pulleys (209).

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