CN219933597U

CN219933597U - Portable multimedia teaching device

Info

Publication number: CN219933597U
Application number: CN202222964333.9U
Authority: CN
Inventors: 刘伟; 孙永乐; 韩光达; 王彦辉
Original assignee: Qingdao Haiyongshun Innovation Technology Co ltd
Current assignee: Qingdao Haiyongshun Innovation Technology Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-10-31
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a portable multimedia teaching device, which belongs to the technical field of multimedia teaching and comprises an adjusting box and a lifting box, wherein an adjusting mechanism is arranged in the inner cavity of the adjusting box, the adjusting mechanism comprises a first motor, a first screw rod, a first movable block, a first sliding groove, a first through groove, a movable rod and a mounting block, the first motor is assembled on one side of the inner cavity of the adjusting box, an output shaft of the first motor is fixedly connected with the first screw rod through a coupling, one side of the first screw rod is rotatably connected with the other side of the inner cavity of the adjusting box through a bearing, the lifting mechanism is arranged in the inner cavity of the lifting box, and an integrated machine is arranged at the top of the adjusting box. The display angle of the all-in-one machine can be conveniently adjusted through the adjusting mechanism, so that watching requirements of students with different heights can be met, and the teaching effect of multimedia teaching is greatly improved.

Description

Portable multimedia teaching device

Technical Field

The utility model relates to the technical field of multimedia teaching, in particular to a portable multimedia teaching device.

Background

Multimedia is a combination of various media, generally including various media forms such as text, sound, and image, and along with the continuous development of multimedia technology, the application of multimedia in teaching is more and more widespread, and teachers can display knowledge content on an integrated machine in a more diversified form, so that students can understand and learn more efficiently.

Through searching, in the prior art, chinese patent application number: CN202121740393.1, filing date: 2021-07-29, relate to the technical field of multimedia teaching, this utility model, through the mutual cooperation between second fixed plate and the hydraulic stem, thus guarantee the adaptability of the apparatus, have avoided because the apparatus is fixed on the wall, unable to regulate, and teacher's height is different, so once the teacher's height is higher than the installation height of the apparatus, will bring inconvenience to the teaching work, reduce the working efficiency of the apparatus, unfavorable problem to development; in the above-mentioned scheme, display device utilizes first stable board, mutually supporting between second connecting bolt and the portable handle to make things convenient for carrying of device, avoided because the length of device is longer, so in case the length of device is greater than the length that staff's both hands were expanded, will bring inconvenience for the removal of device, and then reduce the practicality of device, but also can lead to the damage of device, the problem of increase cost.

The device still has the following drawbacks:

the device is inconvenient to adjust the angle of display screen, can't satisfy the viewing demand of different rising classmates, makes the teaching effect discounted greatly, very big reduction the practicality of device.

Disclosure of Invention

The utility model aims to provide a portable multimedia teaching device, which is convenient for adjusting the display angle of an integrated machine through an adjusting mechanism, thereby meeting the watching requirements of students with different heights, greatly improving the teaching effect of multimedia teaching and solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable multimedia teaching device, includes adjustment tank and lift case, the inner chamber of adjustment tank is provided with adjustment mechanism, adjustment mechanism includes first motor, first lead screw, first movable block, first slider, first spout, first logical groove, movable rod and installation piece, first motor assembly is in one side of adjustment tank inner chamber, the output shaft of first motor passes through the first lead screw of shaft coupling fixedly connected with, one side of first lead screw is rotated through the bearing and is connected in the opposite side of adjustment tank inner chamber, the inner chamber of lift case is provided with elevating system, the top of adjustment tank is provided with the all-in-one, the bottom of lift case is through bolt fixedly connected with fixed plate, all pass through bolt fixedly connected with universal wheel around the fixed plate bottom.

Preferably, the first movable block is connected to the surface of the first screw rod through a thread sleeve thread, the first sliding block is fixedly connected to the bottom of the first movable block through a bolt, and a first sliding groove matched with the first sliding block for use is formed in the lower wall of the inner cavity of the adjusting box.

Preferably, the first through groove is formed in the top of the adjusting box, the bottom of the movable rod penetrates through the first through groove and is movably connected to the top of the first movable block through the movable seat, and the top of the movable rod is movably connected to one side of the integrated machine through the movable seat.

Preferably, the inner sides of the rotating shafts are respectively connected to the outer sides of the integrated machine through bearings in a rotating mode, the mounting blocks are fixedly connected to the outer sides of the rotating shafts through bolts, and the mounting blocks are respectively fixedly connected to the front side and the back side of the top of the adjusting box through bolts.

Preferably, the elevating system includes second motor, second lead screw, second movable block, second through groove, spacing section of thick bamboo and gag lever post, the second motor is assembled in the upper wall of lift box inner chamber, the output shaft of second motor passes through shaft coupling fixedly connected with second lead screw, the bottom of second lead screw passes through the bearing and rotates to be connected in the lower wall of lift box inner chamber, the second movable block passes through thread bush threaded connection in the surface of second lead screw, the second through groove is seted up in one side of lift box, one side of second movable block runs through the second through groove and passes through one side of bolt fixed connection in the adjustment box.

Preferably, the limiting cylinder is fixedly connected to the front surface and the back surface of the top of the fixing plate through bolts respectively, the limiting rods are all slidably connected to the inner cavity of the limiting cylinder, and the tops of the limiting rods penetrate through the limiting cylinder and are fixedly connected to the front surface and the back surface of the bottom of the adjusting box through bolts respectively.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a portable multimedia teaching device, which is characterized in that through the cooperation of a first motor, a first screw rod, a first movable block, a first sliding groove, a first through groove, a movable rod and a mounting block, when the movable rod is driven by the first movable block to move, the corresponding angle adjustment can be carried out on an integrated machine, so that the integrated machine can be clearly presented from the angle of a viewer, the structure is simple, the adjustment is convenient, and the teaching quality of multimedia teaching is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the regulating tank of the present utility model;

fig. 3 is a schematic cross-sectional view of the lift box of the present utility model.

Reference numerals in the drawings: 1. an adjusting box; 2. a lifting box; 3. an adjusting mechanism; 31. a first motor; 32. a first screw rod; 33. a first movable block; 34. a first slider; 35. a first chute; 36. a first through groove; 37. a movable rod; 38. a mounting block; 4. a lifting mechanism; 41. a second motor; 42. a second screw rod; 43. a second movable block; 44. a second through slot; 45. a limiting cylinder; 46. a limit rod; 5. an integrated machine; 6. a fixing plate; 7. and a universal wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a portable multimedia teaching device as shown in figures 1-3, which comprises an adjusting box 1 and a lifting box 2, wherein an adjusting mechanism 3 is arranged in the inner cavity of the adjusting box 1, the adjusting mechanism 3 comprises a first motor 31, a first screw rod 32, a first movable block 33, a first sliding block 34, a first sliding groove 35, a first through groove 36, a movable rod 37 and a mounting block 38, the first motor 31 is assembled on one side of the inner cavity of the adjusting box 1, an output shaft of the first motor 31 is fixedly connected with the first screw rod 32 through a coupler, one side of the first screw rod 32 is rotatably connected with the other side of the inner cavity of the adjusting box 1 through a bearing, the inner cavity of the lifting box 2 is provided with a lifting mechanism 4, the top of the adjusting box 1 is provided with an integrated machine 5, the bottom of the lifting box 2 is fixedly connected with a fixed plate 6 through bolts, and the periphery of the bottom of the fixed plate 6 is fixedly connected with a universal wheel 7 through bolts.

The integrated machine 5 is an integrated desktop machine, and is characterized in that a host machine of a traditional split desktop machine is integrated into a display, so that the integrated desktop machine is formed, and the portability of the device can be increased through the universal wheel 7, so that the device can flexibly move along with the teaching requirement.

The first movable block 33 is connected with the surface of the first screw rod 32 through a thread sleeve thread, the first sliding block 34 is fixedly connected with the bottom of the first movable block 33 through a bolt, the lower wall of the inner cavity of the adjusting box 1 is provided with a first sliding groove 35 matched with the first sliding block 34,

the first movable block 33 is limited and supported by the cooperation of the first sliding block 34 and the first sliding groove 35.

The first through groove 36 is formed in the top of the adjusting box 1, the bottom of the movable rod 37 penetrates through the first through groove 36 and is movably connected to the top of the first movable block 33 through the movable seat, and the top of the movable rod 37 is movably connected to one side of the integrated machine 5 through the movable seat.

When the first screw rod 32 rotates, the first movable block 33 moves under the action of the threaded sleeve, so that the movable rod 37 moves, and the integrated machine 5 can adjust the display angle under the drive of the movable rod 37.

The inner sides of the rotating shafts are respectively connected to the outer sides of the integrated machine 5 through bearings in a rotating mode, the mounting blocks 38 are fixedly connected to the outer sides of the rotating shafts through bolts, and the mounting blocks 38 are respectively fixedly connected to the front side and the back side of the top of the adjusting box 1 through bolts.

The rotation of the integrated machine 5 can be assisted by the rotation shaft, and the installation block 38 is used for supporting the integrated machine.

The lifting mechanism 4 comprises a second motor 41, a second screw rod 42, a second movable block 43, a second through groove 44, a limiting cylinder 45 and a limiting rod 46, wherein the second motor 41 is assembled on the upper wall of the inner cavity of the lifting box 2, an output shaft of the second motor 41 is fixedly connected with the second screw rod 42 through a coupling, the bottom of the second screw rod 42 is rotationally connected with the lower wall of the inner cavity of the lifting box 2 through a bearing, the second movable block 43 is connected with the surface of the second screw rod 42 through a threaded sleeve, the second through groove 44 is formed in one side of the lifting box 2, and one side of the second movable block 43 penetrates through the second through groove 44 and is fixedly connected with one side of the adjusting box 1 through a bolt.

When the second screw rod 42 rotates, the second movable block 43 drives the adjusting box 1 to move up and down under the action of the threaded sleeve, so that a user can conveniently adjust the height of the integrated machine 5 according to actual conditions.

The limiting cylinder 45 is fixedly connected to the front face and the back face of the top of the fixed plate 6 through bolts respectively, the limiting rods 46 are all slidably connected to the inner cavity of the limiting cylinder 45, and the tops of the limiting rods 46 penetrate through the limiting cylinder 45 and are fixedly connected to the front face and the back face of the bottom of the adjusting box 1 through bolts respectively.

When the fixed plate 6 is lifted, the limiting rod 46 and the limiting cylinder 45 can be utilized to limit the lifting of the fixed plate 6, so that the lifting of the fixed plate 6 is more stable.

When the multimedia teaching is carried out, a user turns on the all-in-one machine 5 to lighten the screen of the all-in-one machine 5, so that data such as videos, characters or pictures can be played for teaching; at this time, the user turns on the first motor 31 to rotate the first screw rod 32, so that the first movable block 33 and the movable rod 37 move, and further the angle adjustment of the integrated machine 5 is realized, thereby meeting the watching requirements of students with different heights; when the height of the integrated machine 5 is required to be adjusted, a user turns on the second motor 41 to rotate the second screw rod 42, so that the second movable block 43 drives the adjusting box 1 to move, and further, the height position of the integrated machine 5 can be adjusted, the application range is wide, and the integrated machine is suitable for popularization and use.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable multimedia teaching device, includes adjustment box (1) and lift case (2) and axis of rotation, its characterized in that: the inner chamber of adjustment box (1) is provided with adjustment mechanism (3), adjustment mechanism (3) include first motor (31), first lead screw (32), first movable block (33), first slider (34), first spout (35), first logical groove (36), movable rod (37) and installation piece (38), first motor (31) assemble in one side of adjustment box (1) inner chamber, the output shaft of first motor (31) passes through shaft coupling fixedly connected with first lead screw (32), one side of first lead screw (32) is rotated through the bearing and is connected in the opposite side of adjustment box (1) inner chamber, the inner chamber of lift box (2) is provided with elevating system (4), the top of adjustment box (1) is provided with all-in-one (5), the bottom of lift box (2) is through bolt fixedly connected with fixed plate (6), all pass through bolt fixedly connected with universal wheel (7) around the bottom fixed plate (6).

2. The portable multimedia teaching apparatus according to claim 1, wherein: the first movable block (33) is connected to the surface of the first screw rod (32) through a thread sleeve thread, the first sliding block (34) is fixedly connected to the bottom of the first movable block (33) through a bolt, and a first sliding groove (35) matched with the first sliding block (34) for use is formed in the lower wall of the inner cavity of the adjusting box (1).

3. The portable multimedia teaching apparatus according to claim 1, wherein: the first through groove (36) is formed in the top of the adjusting box (1), the bottom of the movable rod (37) penetrates through the first through groove (36) and is movably connected to the top of the first movable block (33) through the movable seat, and the top of the movable rod (37) is movably connected to one side of the integrated machine (5) through the movable seat.

4. The portable multimedia teaching apparatus according to claim 1, wherein: the inner side of the rotating shaft is respectively connected to the outer side of the integrated machine (5) through bearings in a rotating mode, the mounting blocks (38) are fixedly connected to the outer side of the rotating shaft through bolts, and the mounting blocks (38) are respectively fixedly connected to the front side and the back side of the top of the adjusting box (1) through bolts.

5. The portable multimedia teaching apparatus according to claim 1, wherein: the lifting mechanism (4) comprises a second motor (41), a second screw rod (42), a second movable block (43), a second through groove (44), a limiting cylinder (45) and a limiting rod (46), wherein the second motor (41) is assembled on the upper wall of the inner cavity of the lifting box (2), an output shaft of the second motor (41) is fixedly connected with the second screw rod (42) through a coupler, the bottom of the second screw rod (42) is rotationally connected to the lower wall of the inner cavity of the lifting box (2) through a bearing, the second movable block (43) is connected to the surface of the second screw rod (42) through a threaded sleeve, the second through groove (44) is formed in one side of the lifting box (2), and one side of the second movable block (43) penetrates through the second through groove (44) and is fixedly connected to one side of the regulating box (1) through a bolt.

6. The portable multimedia teaching apparatus according to claim 5, wherein: the limiting cylinder (45) is fixedly connected to the front face and the back face of the top of the fixing plate (6) through bolts respectively, the limiting rods (46) are all connected to the inner cavity of the limiting cylinder (45) in a sliding mode, and the tops of the limiting rods (46) penetrate through the limiting cylinder (45) and are fixedly connected to the front face and the back face of the bottom of the adjusting box (1) through bolts respectively.