CN213930164U

CN213930164U - Multimedia teaching instrument based on computer

Info

Publication number: CN213930164U
Application number: CN202023143841.8U
Authority: CN
Inventors: 王洪斌; 冯旗
Original assignee: Xinxiang Radio And Television University
Current assignee: Xinxiang Radio And Television University
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-10
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a multimedia teaching appearance based on computer, the on-line screen storage device comprises a base, the bottom fixedly connected with of base removes the wheel, the equal fixedly connected with adjust the cylinder in both sides at base top, the top fixedly connected with adjust the frame of two adjust the cylinder output, the equal swing joint in both sides of adjusting the frame inner chamber has the rotary rod. The utility model discloses a set up the base, remove the wheel, adjust the cylinder, the adjustment frame, the rotary rod, the teaching instrument body, the rotary disk, the regulating box, the hand wheel, first threaded rod, first thread bush, the inserted bar, the jack, fixed box, including a motor, an end cap, a controller, and a cover plate, the second threaded rod, the second thread bush, spacing wheel, the elevator, the lifter, the crane, the backup pad, spacing box, the limiting plate, gag lever post and spring, the problem that current multimedia teaching instrument can not angle regulation and stability is relatively poor has been solved, this multimedia teaching instrument based on computer, but possess angle regulation and the good advantage of stability, be worth promoting.

Description

Multimedia teaching instrument based on computer

Technical Field

The utility model relates to a multimedia teaching appearance technical field specifically is a multimedia teaching appearance based on computer.

Background

The media teaching all-in-one machine integrates a plurality of technologies such as an infrared touch technology, intelligent office teaching software, a multimedia network communication technology, a high-definition panel display technology and the like into a whole, integrates multifunctional interactive teaching equipment integrating a plurality of devices such as a projector, a projection screen, an electronic whiteboard, a computer, a television, a touch screen and the like, and improves a traditional display terminal into man-machine interactive equipment with comprehensive functions, the existing multimedia teaching equipment has some problems that the angle is fixed and not adjustable, the phenomenon of light reflection can occur when the equipment is used in some places, the angle can not be adjusted, the equipment can only be frequently moved, and the trouble is very high, the bottom of the equipment is mostly supported by moving wheels, although some moving wheels are provided with locking mechanisms, the equipment can be displaced only by the support of the moving wheels, and the stability of the equipment is influenced, the practicability of the multimedia teaching instrument is reduced, and the use is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multimedia teaching appearance based on computer possesses angle regulation and the good advantage of stability, has solved the relatively poor problem of current multimedia teaching appearance angle regulation and stability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multimedia teaching appearance based on computer, the on-line screen storage device comprises a base, the bottom fixedly connected with of base removes the wheel, the equal fixedly connected with adjust cylinder in both sides at base top, the top fixedly connected with adjust the frame of two adjust cylinder outputs, the equal swing joint in both sides of adjust the frame inner chamber has the rotary rod, fixedly connected with teaching appearance body between two rotary rods, the surface cover of rotary rod is equipped with the rotary disk, the equal fixedly connected with adjust box in both sides of adjust the frame, two one sides that adjust the box opposite all are provided with the hand wheel, the equal fixedly connected with first threaded rod in one side that two hand wheels are relative, and the one end that two first threaded rods are relative all runs through to the inner chamber of adjust the box and is equipped with first thread bush, the equal fixedly connected with inserted bar in top and bottom of two relative one side of first thread bush, the one end that the inserted bar was kept away from first thread bush runs through in proper order and adjusts the box, The adjusting frame and the rotating disk extend to the outer side of the rotating disk, one side of the rotating disk is provided with a jack matched with the inserted rod for use, the top of the base is fixedly connected with a fixed box between two adjusting cylinders, the top of the inner cavity of the fixed box is fixedly connected with a motor, the output ends of the two sides of the motor are fixedly connected with a second threaded rod, the surface of the second threaded rod is sleeved with a second threaded sleeve, the bottom of the second threaded sleeve is fixedly connected with a limiting wheel, the bottom of the limiting wheel is provided with a lifting block, the bottoms of the two lifting blocks are fixedly connected with a lifting plate, the two sides of the bottom of the lifting plate are fixedly connected with lifting frames, the bottoms of the lifting frames penetrate through to the bottom of the base, the bottoms of the two lifting frames are fixedly connected with a supporting plate, and the bottom of the base is fixedly connected with a limiting box between the two lifting frames, the inner chamber of spacing box is provided with the limiting plate, the bottom fixedly connected with gag lever post of limiting plate, the surface cover of gag lever post is equipped with the spring, the bottom of gag lever post run through spacing box and with backup pad fixed connection.

Preferably, the number of the moving wheels is four, the moving wheels are evenly distributed at four corners of the bottom of the base, and the bottoms of the limiting wheels are in contact with the lifting block.

Preferably, the junction of the inner wall of the adjusting frame and the rotary rod is movably connected through a first bearing, the junction of the surface of the first threaded rod and the adjusting box is movably connected through a second bearing, and one ends of the two second threaded rods opposite to each other are movably connected with the inner wall of the fixing box through a third bearing.

Preferably, the surface of the first thread bush is in sliding connection with the inner wall of the adjusting box, and the surface of the lifting plate is in sliding connection with the inner wall of the fixing box.

Preferably, the number of the limiting boxes is two, the bottom of the supporting plate is provided with anti-skidding threads, and the surface of the inserted bar is in contact with the inner wall of the insertion hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the base, remove the wheel, adjust the cylinder, the adjustment frame, the rotary rod, the teaching instrument body, the rotary disk, the regulating box, the hand wheel, first threaded rod, first thread bush, the inserted bar, the jack, fixed box, including a motor, an end cap, a controller, and a cover plate, the second threaded rod, the second thread bush, spacing wheel, the elevator, the lifter, the crane, the backup pad, spacing box, the limiting plate, gag lever post and spring, the problem that current multimedia teaching instrument can not angle regulation and stability is relatively poor has been solved, this multimedia teaching instrument based on computer, but possess angle regulation and the good advantage of stability, be worth promoting.

2. The utility model discloses a wheel is removed in the setting, the removal of whole device of can being convenient for, through setting up adjust cylinder, can adjust the height of adjusting the frame, through setting up the hand wheel, can the person of facilitating the use rotate first threaded rod, through setting up the jack, the use of inserted bar of can being convenient for, through setting up spacing wheel, the regulation of elevator and lifter plate of can being convenient for, through setting up spacing box and gag lever post, can restrict the moving range of backup pad, through setting up the spring, the backup pad rebound that can be convenient for resets, through setting up anti-skidding line, can play skid-proof effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the rotating plate of the present invention;

fig. 3 is a partially enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a moving wheel; 3. an adjusting cylinder; 4. an adjusting frame; 5. rotating the rod; 6. a teaching instrument body; 7. rotating the disc; 8. an adjustment box; 9. a hand wheel; 10. a first threaded rod; 11. a first threaded sleeve; 12. inserting a rod; 13. a jack; 14. a fixing box; 15. a motor; 16. a second threaded rod; 17. a second threaded sleeve; 18. a limiting wheel; 19. a lifting block; 20. a lifting plate; 21. a lifting frame; 22. a support plate; 23. a limiting box; 24. a limiting plate; 25. a limiting rod; 26. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a computer-based multimedia teaching instrument comprises a base 1, a moving wheel 2 fixedly connected to the bottom of the base 1, adjusting cylinders 3 fixedly connected to both sides of the top of the base 1, an adjusting frame 4 fixedly connected to the top of the output ends of the two adjusting cylinders 3, rotating rods 5 movably connected to both sides of the inner cavity of the adjusting frame 4, a teaching instrument body 6 fixedly connected between the two rotating rods 5, a rotating disk 7 sleeved on the surface of the rotating rod 5, adjusting boxes 8 fixedly connected to both sides of the adjusting frame 4, hand wheels 9 arranged on opposite sides of the two adjusting boxes 8, first threaded rods 10 fixedly connected to opposite sides of the two hand wheels 9, first threaded sleeves 11 respectively penetrating through the inner cavity of the adjusting boxes 8 and sleeved on opposite ends of the two first threaded rods 10, and inserting rods 12 fixedly connected to the top and the bottom of opposite sides of the two first threaded sleeves 11, one end of an inserted bar 12, which is far away from a first thread bush 11, sequentially penetrates through an adjusting box 8, an adjusting frame 4 and a rotating disc 7 and extends to the outer side of the rotating disc 7, one side of the rotating disc 7 is provided with an inserting hole 13 matched with the inserted bar 12 for use, the top of a base 1 is fixedly connected with a fixing box 14 between two adjusting cylinders 3, the top of the inner cavity of the fixing box 14 is fixedly connected with a motor 15, output ends of two sides of the motor 15 are fixedly connected with a second threaded rod 16, the surface of the second threaded rod 16 is sleeved with a second thread bush 17, the bottom of the second threaded bush 17 is fixedly connected with a limiting wheel 18, the bottom of the limiting wheel 18 is provided with a lifting block 19, the bottoms of the two lifting blocks 19 are fixedly connected with lifting plates 20, two sides of the bottom of the lifting plate 20 are fixedly connected with lifting frames 21, the bottoms of the lifting frames 21 penetrate to the bottom of the base 1, and the bottoms of the two lifting frames 21 are fixedly connected with supporting plates 22, the bottom of the base 1 is fixedly connected with a limit box 23 between the two lifting frames 21, the inner cavity of the limit box 23 is provided with limit plates 24, the bottom of the limit plates 24 is fixedly connected with limit rods 25, the surface of each limit rod 25 is sleeved with a spring 26, the bottom of each limit rod 25 penetrates through the limit box 23 and is fixedly connected with a support plate 22, the number of the moving wheels 2 is four, the moving wheels are uniformly distributed at four corners of the bottom of the base 1, the bottom of each limit wheel 18 is in contact with the lifting block 19, the joint of the inner wall of the adjusting frame 4 and the rotating rod 5 is movably connected through a first bearing, the joint of the surface of the first threaded rod 10 and the adjusting box 8 is movably connected through a second bearing, the opposite ends of the two second threaded rods 16 are movably connected with the inner wall of the fixed box 14 through third bearings, the surface of the first threaded sleeve 11 is slidably connected with the inner wall of the adjusting box 8, and the surface of the lifting plate 20 is slidably connected with the inner wall of the fixed box 14, the quantity of spacing box 23 is two, the bottom of backup pad 22 is provided with anti-skidding line, the surface of inserted bar 12 and the inner wall contact of jack 13, through setting up removal wheel 2, can be convenient for the removal of whole device, through setting up adjust cylinder 3, can adjust the height of adjustment frame 4, through setting up hand wheel 9, can the person of facilitating the use rotate first threaded rod 10, through setting up jack 13, can be convenient for the use of inserted bar 12, through setting up spacing wheel 18, can be convenient for the regulation of elevator 19 and lifter plate 20, through setting up spacing box 23 and gag lever post 25, can restrict the moving range of backup pad 22, through setting up spring 26, can be convenient for backup pad 22 to move upwards to reset, through setting up anti-skidding line, can play anti-skidding effect, through setting up base 1, removal wheel 2, adjust cylinder 3, adjust frame 4, rotary rod 5, teaching instrument body 6, Rotary disk 7, adjust the box 8, hand wheel 9, first threaded rod 10, first thread bush 11, inserted bar 12, jack 13, fixed box 14, motor 15, second threaded rod 16, second thread bush 17, spacing wheel 18, elevator 19, lifter plate 20, crane 21, backup pad 22, spacing box 23, limiting plate 24, gag lever post 25 and spring 26, the problem that current multimedia teaching appearance can not angle regulation and stability are relatively poor has been solved, this multimedia teaching appearance based on computer, but possess angle regulation and the good advantage of stability, be worth promoting.

When the device is used, a user controls the motor 15 to operate to drive the second threaded rod 16 to rotate, the second threaded rod 16 rotates to drive the two second threaded sleeves 17 to move towards the middle, the second threaded sleeves 17 drive the two limiting wheels 18 to move towards the middle to relieve the extrusion on the lifting block 19, at the moment, the spring 26 resets to drive the limiting plate 24 to move upwards, the limiting plate 24 drives the supporting plate 22 to move upwards to be far away from the ground through the cooperation of the limiting rod 25, then the whole device can be moved through the cooperation of the moving wheel 2, after the device is moved to a required position, the motor 15 is controlled to operate to drive the second threaded rod 16 to rotate reversely, the second threaded rod 16 rotates reversely to drive the two second threaded sleeves 17 to be far away from each other, the second threaded sleeves 17 drive the two limiting wheels 18 to be far away from each other to extrude the lifting block 19, the lifting block 19 moves downwards, the lifting block 19 drives the supporting plate 22 to move downwards to be close to the ground through the cooperation of the lifting plate 20 and the lifting frame 21 until the supporting plate is tightly attached, improve whole device stability, when needing to adjust teaching appearance body 6 angle, earlier first threaded rod 10 is rotated in cooperation through hand wheel 9, first threaded rod 10 rotates and drives two first thread bushings 11 and keep away from each other, first thread bushing 11 drives inserted bar 12 and shifts out from jack 13, the angle of teaching appearance body 6 can be adjusted afterwards, teaching appearance body 6 drives rotary disk 7 through the cooperation of rotary rod 5 and rotates and adjust, adjust back reversal hand wheel 9 that finishes, hand wheel 9 drives first threaded rod 10 and reverses, first threaded rod 10 reverses and drives two first thread bushings 11 and remove to the centre, first thread bushing 11 drives inserted bar 12 and passes jack 13, fixed rotary disk 7, with this can fix teaching appearance body 6, make things convenient for teaching appearance body 6 angle regulation.

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

Claims

1. The utility model provides a multimedia teaching appearance based on computer, includes base (1), its characterized in that: the bottom fixedly connected with of base (1) removes wheel (2), the equal fixedly connected with adjust cylinder (3) in both sides at base (1) top, the top fixedly connected with adjust the frame (4) of two adjust cylinder (3) outputs, the equal swing joint in both sides of adjusting the frame (4) inner chamber has rotary rod (5), fixedly connected with teaching instrument body (6) between two rotary rod (5), the surface cover of rotary rod (5) is equipped with rotary disk (7), the equal fixedly connected with adjust box (8) in both sides of adjust the frame (4), one side that two adjust box (8) are opposite all provided with hand wheel (9), one side that two hand wheel (9) are relative all fixedly connected with first threaded rod (10), the one end that two first threaded rod (10) are relative all runs through to the inner chamber of adjusting box (8) and overlaps and is equipped with first thread bush (11), the top and the bottom of one side opposite to each other of the two first thread sleeves (11) are fixedly connected with an inserted bar (12), one end of the inserted bar (12), which is far away from the first thread sleeves (11), sequentially penetrates through the adjusting box (8), the adjusting frame (4) and the rotating disk (7) and extends to the outer side of the rotating disk (7), one side of the rotating disk (7) is provided with a jack (13) matched with the inserted bar (12) for use, the top of the base (1) is fixedly connected with a fixing box (14) between the two adjusting cylinders (3), the top of the inner cavity of the fixing box (14) is fixedly connected with a motor (15), the output ends of the two sides of the motor (15) are fixedly connected with a second threaded rod (16), the surface of the second threaded rod (16) is sleeved with a second thread sleeve (17), and the bottom of the second thread sleeve (17) is fixedly connected with a limiting wheel (18), the bottom of spacing wheel (18) is provided with lift piece (19), bottom fixedly connected with lifter plate (20) of two lift pieces (19), equal fixedly connected with crane (21) in both sides of lifter plate (20) bottom, the bottom of crane (21) runs through to the bottom of base (1), the bottom fixedly connected with backup pad (22) of two cranes (21), the bottom of base (1) just is located two crane (21) between spacing box of fixedly connected with (23), the inner chamber of spacing box (23) is provided with limiting plate (24), the bottom fixedly connected with gag lever post (25) of limiting plate (24), the surface cover of gag lever post (25) is equipped with spring (26), the bottom of gag lever post (25) runs through spacing box (23) and with backup pad (22) fixed connection.

2. A computer-based multimedia teaching apparatus according to claim 1, wherein: the number of the movable wheels (2) is four, the movable wheels are evenly distributed at four corners of the bottom of the base (1), and the bottoms of the limiting wheels (18) are in contact with the lifting block (19).

3. A computer-based multimedia teaching apparatus according to claim 1, wherein: the junction of the inner wall of adjusting frame (4) and rotary rod (5) is through first bearing swing joint, the junction of the surface of first threaded rod (10) and adjusting box (8) is through second bearing swing joint, and the one end that two second threaded rods (16) are opposite all through third bearing swing joint with the inner wall of fixed box (14).

4. A computer-based multimedia teaching apparatus according to claim 1, wherein: the surface of the first threaded sleeve (11) is in sliding connection with the inner wall of the adjusting box (8), and the surface of the lifting plate (20) is in sliding connection with the inner wall of the fixing box (14).

5. A computer-based multimedia teaching apparatus according to claim 1, wherein: the number of the limiting boxes (23) is two, the bottom of the supporting plate (22) is provided with anti-skidding threads, and the surface of the inserted bar (12) is in contact with the inner wall of the insertion hole (13).