CN214175358U

CN214175358U - Teaching display device of experimental usefulness

Info

Publication number: CN214175358U
Application number: CN202120274036.4U
Authority: CN
Inventors: 何安凤; 于金鑫
Original assignee: Tianjin Zhongyuan Rongxin Education Technology Co ltd
Current assignee: Tianjin Zhongyuan Rongxin Education Technology Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-09-10
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a teaching display device of experimental usefulness, including the device main part, device main part bottom is provided with a plurality of universal runners, and the device main part inboard bottom left side is vertical to be provided with the motor, and the inboard level of device main part is provided with the baffle, and the baffle upper surface is vertical along vertical central line symmetry to be provided with the rectangle stand. The utility model discloses a set up rectangle stand, spout, lead screw, threaded sleeve, layer board, connecting block, display and board can fold together to inside can the income device main part, when not using the device main part, be convenient for to the protection and the transportation of equipment, make this device use more permanent, set up display, stereo set and board, the more diversification of usage, application range is wider, can satisfy multiple crowd needs.

Description

Teaching display device of experimental usefulness

Technical Field

The utility model relates to a teaching aid technical field especially relates to a teaching display device of experimental usefulness.

Background

The display device frame is just a device for displaying articles as the name implies, works are generally required to be displayed when teaching, students can deeply study the works conveniently, and the display frame can be divided into the following parts according to styles: floor type display device, magnetic suspension display device, desk type display device, hanging type display device, abnormal shape display device, etc.

Teaching aid can not be deposited to display device for the teaching of current, and teaching aid loses easily, and is too big after general display device expandes, is unfavorable for the transportation to can not play the audio frequency, can not better teach.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a teaching display device of experimental usefulness just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a teaching display device for testing comprises a device main body, wherein a plurality of universal rotating wheels are arranged at the bottom of the device main body, a motor is vertically arranged at the bottom of the inner side of the device main body, which is close to a side wall, a belt pulley is fixedly arranged at the output end of the motor, a rotating shaft is vertically arranged at one side of the bottom of the inner side of the device main body, which is opposite to the motor, a belt pulley is fixedly arranged on the rotating shaft, bearings are arranged at two ends of the rotating shaft, the belt pulley at the output end of the motor is connected with the belt pulley on the rotating shaft through a belt, two vertical plates are vertically arranged at the bottom of the inner side of the device main body, a drawer is arranged between the two vertical plates, and a sound box is fixedly arranged at the bottom of the inner side of the device main body and positioned at two sides of the drawer; the device comprises a device body, a partition board is horizontally arranged on the inner side of the device body, two rectangular stand columns are vertically arranged at the top of the partition board, lead screws are arranged in the rectangular stand columns, the output end of a motor penetrates through the partition board and is fixedly connected with one lead screw, a sliding groove is vertically arranged on the front side wall of each rectangular stand column, threaded sleeves are arranged in the rectangular stand columns and are positioned on the side walls of the lead screws, internal threads are arranged on the inner walls of the threaded sleeves and are respectively matched with external threads of the lead screws, connecting blocks are fixedly arranged on the side walls of the threaded sleeves and are positioned on the inner sides of the sliding grooves and are respectively connected with the inner walls of the sliding grooves in a sliding manner, a supporting plate is horizontally arranged at the free ends of the connecting blocks, a display is vertically arranged on the upper surface of the supporting plate, the left side wall and the right side wall of the display are respectively hinged with a writing board through hinges, bosses are arranged at the top of the front side wall of the writing board, the bosses are provided with first lock catches, the top of the front side wall of the display is provided with two first lock grooves, and each first lock catch is matched with the first lock groove; the top of the device main body is provided with a sealing door, a second lock catch is fixedly arranged on the lower surface of the sealing door, a second lock groove is fixedly formed in the front side wall of the inner side of the device main body, and the second lock catch is matched with the second lock groove.

Preferably, the left side wall and the right side wall of the display are both provided with magnet blocks, the side wall of the writing board adjacent to the display is both provided with magnet blocks, and when the writing board is in an unfolded state, the writing board and the display can be fixed on the same plane.

Preferably, the motor is a stepping motor, and the damage to the screw rod and the threaded sleeve caused by excessive motor application can be avoided.

Preferably, the upper surface of the sealing door is provided with a handle, so that the sealing door can be opened and closed conveniently.

Preferably, a buffer pad is provided on the front sidewall of the inner side of the device body, so that the tablet and the monitor can be cushioned to prevent damage when the device body is transported.

Preferably, a first handle is arranged on the right side wall of the device body, and the device body is convenient to pull when being moved.

Preferably, a second handle is arranged on the front side wall of the drawer, so that the drawer can be opened and closed conveniently.

Preferably, the front side wall and the rear side wall of the device main body are provided with ventilation windows, so that heat dissipation is facilitated.

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

1. set up rectangle stand, spout, lead screw, threaded sleeve, layer board, connecting block, display and board can fold together to inside can the device main part of income, when not using the device main part, be convenient for to the protection and the transportation of equipment, make this device use more permanent.

2. Set up display, stereo set and board, the more diversified of usage, application range is wider, can satisfy multiple crowd's needs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a front view of a teaching display device for testing of the present invention;

fig. 2 is a schematic view of a connection structure between a display screen and a supporting plate of the teaching display device for testing of the present invention;

fig. 3 is a front sectional view of the teaching display device for testing of the present invention;

fig. 4 is a schematic front view showing the development structure of the teaching display device for testing of the present invention;

fig. 5 is a top view of the teaching display device for testing of the present invention;

fig. 6 is a schematic view of an expanded top view of the teaching display device for testing of the present invention;

fig. 7 is a schematic view of a partial structure inside a rectangular upright of the teaching display device for testing of the present invention;

the reference numerals are explained below:

1. a device main body; 2. a partition plate; 3. a motor; 4. a belt pulley; 5. a belt; 6. a bearing; 7. a rotating shaft; 8. a vertical plate; 9. sounding; 10. a drawer; 11. a rectangular column; 12. a chute; 13. a screw rod; 14. a threaded sleeve; 15. a support plate; 16. connecting blocks; 17. a display; 18. a writing board; 19. a boss; 20. a first lock catch; 21. a first locking groove; 22. a cushion pad; 23. a sealing door; 24. a second lock catch; 25. a second locking groove; 26. a handle; 27. a first handle; 28. a second handle; 29. a ventilation window; 30. and a magnet block.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in figures 1-7, a teaching and showing device for tests comprises a device body 1, a plurality of universal rotating wheels are arranged at the bottom of the device body 1, a motor 3 is vertically arranged at the bottom of the inner side of the device body 1 near the side wall, a belt pulley 4 is fixedly arranged at the output end of the motor 3, a rotating shaft 7 is vertically arranged at the bottom of the inner side of the device body 1 opposite to the motor 3, a belt pulley 4 is fixedly arranged on the rotating shaft 7, bearings 6 are arranged at two ends of the rotating shaft 7, the belt pulley 4 at the output end of the motor 3 is connected with the belt pulley 4 on the rotating shaft 7 through a belt 5, two vertical plates 8 are vertically arranged at the bottom of the inner side of the device body 1, a drawer 10 is arranged between the two vertical plates 8, a second handle 28 is arranged on the front side wall of the drawer 10, so that the drawer 10 can be opened and closed conveniently, and the sound box 9 is fixedly arranged at the bottom of the inner side of the device main body 1 and positioned at two sides of the drawer 10; the inner side of the device main body 1 is horizontally provided with a partition plate 2, the top of the partition plate 2 is vertically provided with two rectangular upright posts 11, screw rods 13 are arranged in the rectangular upright posts 11, the output end of a motor 3 passes through the partition plate 2 to be fixedly connected with one screw rod 13, the top end of a rotating shaft 7 passes through the partition plate 2 to be fixedly connected with the other screw rod 13, the front side wall of each rectangular upright post 11 is vertically provided with a chute 12, the side wall of each screw rod 13 and positioned in the rectangular upright post 11 are respectively provided with a threaded sleeve 14, the inner side wall of each threaded sleeve 14 is provided with internal threads, each internal thread is respectively matched with the external thread of the screw rod 13, the motor 3 is a stepping motor, the screw rod 13 and the threaded sleeve can be prevented from being damaged due to excessive application of the motor 3, connecting blocks 16 are fixedly arranged on the side wall of each threaded sleeve 14 and positioned in the inner side of the chute 12, each connecting block 16 is respectively connected with the inner wall of the chute 12 in a sliding way, and the free ends of the connecting blocks 16 are jointly and horizontally provided with a supporting plate 15, the upper surface of the supporting plate 15 is vertically provided with a display 17, the left side wall and the right side wall of the display 17 are respectively hinged with a writing board 18 through hinges, the left side wall and the right side wall of the display 17 are respectively provided with a magnet block 30, one side wall of the writing board 18 adjacent to the display 17 is respectively provided with a magnet block 30, when the writing board 18 is in an unfolded state, the writing board 18 and the display 17 can be fixed on the same plane, the top of the front side wall of the writing board 18 is provided with a boss 19, the boss 19 is respectively provided with a first lock catch 20, the top of the front side wall of the display 17 is provided with two first lock grooves 21, and each first lock catch 20 is respectively matched with the first lock groove 21; the top of the device main body 1 is provided with a sealing door 23, the upper surface of the sealing door 23 is provided with a handle 26, the sealing door 23 is convenient to open and close, the lower surface of the sealing door 23 is fixedly provided with a second lock catch 24, the front side wall of the inner side of the device main body 1 is fixedly provided with a second lock groove 25, the second lock catch 24 is matched with the second lock groove 25, the front side wall of the inner side of the device main body 1 is provided with a cushion 22, when the transportation device main body 1 is transported, the cushion can be used for damping the writing board 18 and the display 17, damage is prevented, the right side wall of the device main body 1 is provided with a first handle 27, traction is convenient during the moving device main body 1, the front side wall and the rear side wall of the device main body 1 are both provided with ventilation windows 29, and heat dissipation is convenient.

The working principle is as follows:

first, the apparatus body 1 can be pulled to a working place through the first handle 27, and at this time, the display 17 and the tablet 18 on the apparatus body 1 are both received inside the apparatus body 1, so that the center of gravity of the apparatus body 1 can be lowered and the apparatus body 1 is not easily toppled, and the bottom of the apparatus body 1 is provided with a plurality of universal wheels, which facilitates the transportation of the apparatus body 1.

Then, the staff opens the sealing door 23, set up second hasp 24 and second locked groove 25, sealing door 23 can prevent when being in the closed condition that sealing door 23 opens by accident, then start motor 3, motor 3 drives lead screw 13 and rotates, screw sleeve 14 and layer board 15 move upwards under the effect of lead screw 13, layer board 15 promotes display 17 and tablet 18 to the device main part top, then open second hasp 24 and second locked groove 25, set up second hasp 24 and second locked groove 25 can prevent to take place relative motion when display 17 and tablet 18 are in the dead state of folding lock, cause the damage, next expand tablet 18, can fix tablet 18 and display 17 under the effect of magnet piece 30, facilitate the use.

Finally, the staff can utilize display 17 and board 18 to demonstrate the teaching experiment as required, and this kind of setting is better than single demonstration or writing effect to this device is provided with drawer 10, can accomodate some teaching tools and place, prevents to lose.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a teaching display device of experimental usefulness, includes device main part (1), its characterized in that: the bottom of the device main body (1) is provided with a plurality of universal rotating wheels, the bottom of the inner side of the device main body (1) is vertically provided with a motor (3) close to the side wall, a belt pulley (4) is fixedly arranged at the output end of the motor (3), a rotating shaft (7) is vertically arranged at one side of the bottom of the inner side of the device main body (1) opposite to the motor (3), a belt pulley (4) is fixedly arranged on the rotating shaft (7), bearings (6) are arranged at both ends of the rotating shaft (7), the belt pulley (4) at the output end of the motor (3) is connected with the belt pulley (4) on the rotating shaft (7) through a belt (5), two vertical plates (8) are vertically arranged at the bottom of the inner side of the device main body (1), a drawer (10) is arranged between the two vertical plates (8), and sound boxes (9) are fixedly arranged at the bottom of the inner side of the device main body (1) and positioned at two sides of the drawer (10); the device is characterized in that a partition plate (2) is horizontally arranged on the inner side of a device main body (1), two rectangular stand columns (11) are vertically arranged at the top of the partition plate (2), lead screws (13) are arranged in the rectangular stand columns (11), the output end of a motor (3) penetrates through the partition plate (2) and is fixedly connected with one lead screw (13), the top end of a rotating shaft (7) penetrates through the partition plate (2) and is fixedly connected with the other lead screw (13), sliding grooves (12) are vertically arranged on the front side wall of each rectangular stand column (11), threaded sleeves (14) are arranged in the rectangular stand columns (11) and positioned on the side walls of the lead screws (13), internal threads are arranged on the inner walls of the threaded sleeves (14), the internal threads are respectively matched with the external threads of the lead screws (13), and connecting blocks (16) are fixedly arranged on the side walls of the threaded sleeves (14) and positioned in the sliding grooves (12), each connecting block (16) is connected with the inner wall of the sliding groove (12) in a sliding mode, the free ends of the connecting blocks (16) are jointly and horizontally provided with a supporting plate (15), the upper surface of the supporting plate (15) is vertically provided with a display (17), the left side wall and the right side wall of the display (17) are respectively hinged with a writing board (18) through hinges, bosses (19) are arranged on the top of the front side wall of the writing board (18), first lock catches (20) are arranged on the bosses (19), two first lock grooves (21) are arranged on the top of the front side wall of the display (17), and each first lock catch (20) is matched with the first lock groove (21); the device is characterized in that a sealing door (23) is arranged at the top of the device body (1), a second lock catch (24) is fixedly arranged on the lower surface of the sealing door (23), a second lock groove (25) is fixedly arranged on the inner side of the front side wall of the device body (1), and the second lock catch (24) is matched with the second lock groove (25).

2. A teaching display device for testing according to claim 1, wherein: the display is characterized in that magnet blocks (30) are fixedly arranged on the left side wall and the right side wall of the display (17), and the magnet blocks (30) are fixedly arranged on the side wall of the writing board (18) adjacent to the display (17).

3. A teaching display device for testing according to claim 1, wherein: the motor (3) is a stepping motor.

4. A teaching display device for testing according to claim 1, wherein: and a handle (26) is arranged on the upper surface of the sealing door (23).

5. A teaching display device for testing according to claim 1, wherein: a buffer pad (22) is arranged on the front side wall of the inner side of the device main body (1).

6. A teaching display device for testing according to claim 1, wherein: a first handle (27) is arranged on the right side wall of the device main body (1).

7. A teaching display device for testing according to claim 1, wherein: a second handle (28) is arranged on the front side wall of the drawer (10).

8. A teaching display device for testing according to claim 1, wherein: the front side wall and the rear side wall of the device main body (1) are provided with ventilation windows (29).