CN219183067U

CN219183067U - Demonstration platform

Info

Publication number: CN219183067U
Application number: CN202223281525.6U
Authority: CN
Inventors: 田彩凤; 马志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-16
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a demonstration platform which comprises a box body, wherein drawers are arranged on two sides of the box body, a lifting bin is arranged between the box bodies, a lifting mechanism is arranged in the lifting bin, a placing plate is connected to the lifting mechanism, a support column is connected to the placing plate in a rotating mode, a rotating mechanism is arranged between the support column and the placing plate, a display panel frame is arranged at the top of the support column, a hairbrush is connected to the long holes in a sliding mode, and a cleaning mechanism is arranged at the top of the display panel frame. According to the demonstration platform, the cleaning motor is started to drive the hairbrush to clean dust on the display panel frame, the hairbrush is convenient and quick to grasp one side of the display panel frame to rotate, demonstration can be performed in an omnibearing manner, the driving motor is rotated to drive the threaded rod to rotate, the angle of the movable rod is changed, the display panel frame is driven to rise and fall, the overall height is adjusted according to the height of a user, the operation is simple, and the practicability of the demonstration platform is improved.

Description

Demonstration platform

Technical Field

The utility model relates to the technical field of demonstration auxiliary tools, in particular to a demonstration platform.

Background

The teaching is a human-specific talent training activity consisting of the teaching of teachers and the learning of students, through which the teachers purposefully, planarly and orderly guide the students to learn and master cultural scientific knowledge and skills, promote the improvement of the quality of the students, and enable the students to become people required by society.

The Chinese patent application with the application number of CN202120346575.4 discloses a teaching demonstration platform which comprises a base, a shell and a display unit; the angle adjusting mechanism is arranged in the shell; comprises a first driving piece and a rotating shaft; at least one sliding part is arranged between the outer wall of the rotating shaft and the inner wall of the shell, and a sliding groove matched with the sliding part is arranged on the inner wall of the shell along the circumferential direction; a height adjusting mechanism disposed in a cavity of the rotating shaft; comprises a linear expansion unit, a connecting rod and a sliding rod; the connecting rod penetrates through the shell and is connected with the display unit; at least one sliding rod is arranged between the connecting rod and the inner wall of the rotating shaft; the connecting rod outer wall be provided with slide bar complex sliding sleeve, the sliding sleeve with slide bar sliding connection can realize the steady regulation of carrying out height and angle of display element.

However, the existing demonstration platform still has some defects, various dust and impurities can appear on the display panel in the demonstration process, the demonstration effect is finally influenced, the display panel cannot rotate, the students cannot be comprehensively demonstrated, and the appearance of the students on two sides is influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a demonstration platform, which aims to solve the problems that various dust and impurities appear on a display panel in the demonstration process, the demonstration effect is finally affected, the display panel cannot rotate, the students cannot be comprehensively demonstrated, the appearance of the students on two sides is affected, and the like.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme: the utility model provides a demonstration platform, includes the box, the drawer is installed to the both sides of box, the drawer bottom is connected with the cabinet body, install the lift storehouse between the cabinet body, the internally mounted in lift storehouse has elevating system, be connected with on the elevating system and place the board, place the board and be the cavity structure, it is connected with the support column to rotate on the board to place, install rotary mechanism between the support column and the board to place, the top of support column is installed and is shown the panel frame, show panel frame both sides and install the slot hole, sliding connection has the brush on the slot hole, the cleaning mechanism is installed at the top of showing the panel frame;

the lifting mechanism comprises a mounting frame arranged at the bottom of a lifting bin, a driving motor is arranged on the mounting frame, the output end of the driving motor is connected with a first bevel gear, sliding plates are arranged on two sides of the lifting bin, sliding grooves are arranged on the sliding plates, the placing plates slide on the sliding grooves, threaded rods are connected between the sliding plates, a second bevel gear is arranged in the middle of the threaded rods, the first bevel gear is meshed with the second bevel gear, a first sliding block is arranged on two sides of the second bevel gear, a first hinge seat is arranged on the first sliding block, a second hinge seat is arranged on the bottom of the placing plates, and a movable rod is hinged between the first hinge seat and the second hinge seat.

Further, rotary mechanism is including installing the mounting groove in placing the inboard, install rotary spring on the mounting groove, rotary spring other end fixedly connected with spheroid, the bottom of support column is equipped with the round hole, spheroid and round hole looks adaptation.

Further, the cleaning mechanism comprises an installation box installed at the top of the display panel frame, a cleaning motor is installed in the installation box, the output end of the cleaning motor is connected with a screw rod extending into the display panel frame, a second sliding block is installed on the screw rod, and the second sliding block slides on the long hole.

Further, the directions of threads on two sides of the bevel gear II are opposite.

Further, the second sliding block is fixedly connected with the hairbrush.

Further, a supporting seat is arranged at the bottom of the box body.

The beneficial effects of the utility model are as follows:

according to the demonstration platform, the cleaning motor is started, the screw rod rotates, the screw rod drives the hairbrush of the sliding block row to slide on the long hole, the hairbrush is further driven to clean dust on the display panel frame, the hairbrush is convenient and quick to grasp one side of the display panel frame to rotate, demonstration can be performed in an omnibearing manner, the impression of students is improved, the driving motor is rotated, the threaded rod is driven to rotate, the angle of the movable rod is changed, the placing plate is driven to move on the sliding groove, the display panel frame is driven to rise and fall, the integral height can be adjusted according to the height of a user, the operation is simple, the installation is convenient, and the practicability of the demonstration platform is improved.

Drawings

FIG. 1 is a front view of a presentation platform of the present utility model;

FIG. 2 is a cross-sectional view of an illustrative platform of the present utility model;

FIG. 3 is a top view of a rotary mechanism of a demonstration platform of the present utility model;

fig. 4 is a left side view of a display panel frame of a demonstration platform of the present utility model.

Reference numeral control table:

1. a case; 2. a drawer; 3. a cabinet body; 4. lifting the bin; 5. a lifting mechanism; 501. a mounting frame; 502. a driving motor; 503. bevel gears I; 504. a slide plate; 505. a chute; 506. a threaded rod; 507. bevel gears II; 508. a first sliding block; 509. a hinge seat I; 510. a hinge seat II; 511. a movable rod; 6. placing a plate; 7. a support column; 8. a rotation mechanism; 801. a mounting groove; 802. a rotary spring; 803. a sphere; 804. a round hole; 9. a display panel frame; 10. a long hole; 11. a brush; 12. a cleaning mechanism; 1201. a mounting box; 1202. cleaning a motor; 1203. a screw rod; 1204. a second slide block; 13. and a supporting seat.

Detailed Description

Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals.

It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

In order to make the contents of the present utility model more clearly understood, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1 to 4, a demonstration platform comprises a box body 1, wherein drawers 2 are arranged at two sides of the box body 1, the bottoms of the drawers 2 are connected with a cabinet body 3, a lifting bin 4 is arranged between the cabinet bodies 3, a lifting mechanism 5 is arranged in the lifting bin 4, a placing plate 6 is connected to the lifting mechanism 5, the placing plate 6 is of a cavity structure, a supporting column 7 is rotatably connected to the placing plate 6, a rotating mechanism 8 is arranged between the supporting column 7 and the placing plate 6, a display panel frame 9 is arranged at the top of the supporting column 7, long holes 10 are arranged at two sides of the display panel frame 9, brushes 11 are connected to the long holes 10 in a sliding manner, and a cleaning mechanism 12 is arranged at the top of the display panel frame 9;

the lifting mechanism 5 comprises a mounting frame 501 arranged at the bottom of the lifting bin 4, a driving motor 502 is arranged on the mounting frame 501, the output end of the driving motor 502 is connected with a bevel gear I503, sliding plates 504 are arranged on two sides of the lifting bin 4, sliding grooves 505 are arranged on the sliding plates 504, a placing plate 6 slides on the sliding grooves 505, threaded rods 506 are connected between the sliding plates 504, a bevel gear II 507 is arranged in the middle of the threaded rods 506, the bevel gear I503 is meshed with the bevel gear II 507, a sliding block I508 is arranged on two sides of the bevel gear II 507, a hinging seat I509 is arranged on the sliding block I508, a hinging seat II 510 is arranged at the bottom of the placing plate 6, and a movable rod 511 is hinged between the hinging seat I509 and the hinging seat II 510.

Specifically, the driving motor 502 is started, the first bevel gear 503 rotates to drive the threaded rod 506 to rotate, the first sliding block 508 moves relatively on the threaded rod 506, the rotation angle of the movable rod 511 is changed, the placing plate 6 is pushed to slide on the sliding groove 505, the height can be adjusted according to the height of a user, and the lifting is stable.

The rotary mechanism 8 comprises a mounting groove 801 which is arranged in the placing plate 6, a rotary spring 802 is arranged on the mounting groove 801, the other end of the rotary spring 802 is fixedly connected with a ball 803, a round hole 804 is formed in the bottom of the supporting column 7, and the ball 803 is matched with the round hole 804.

Specifically, when the display panel frame 9 is grasped to rotate on one side, the supporting column 7 can squeeze the sphere 803, the rotary spring 802 deforms, the sphere 803 enters the installation groove 801, after a certain angle is rotated, the rotary spring 802 pushes the sphere 803 to enter the round hole 804 to be fixed, and when the rotation is kept, the display panel frame 9 is prevented from automatically rotating when being touched, and the demonstration effect is influenced.

The cleaning mechanism 12 comprises a mounting box 1201 mounted on the top of the display panel frame 9, a cleaning motor 1202 is mounted in the mounting box 1201, a screw rod 1203 extending into the display panel frame 9 is connected to the output end of the cleaning motor 1202, a second slider 1204 is mounted on the screw rod 1203, and the second slider 1204 slides on the long hole 10.

Specifically, the cleaning motor 1202 is started, the output end of the cleaning motor 1202 drives the screw rod 1203 to rotate, the screw rod 1203 drives the slider two 1204 to move up and down, and then the brush 11 and the display panel frame 9 are driven to move relatively, so that dust on the display panel frame 9 is automatically cleaned.

The screw thread directions of the two sides of the bevel gear II 507 are opposite.

The second slider 1204 is fixedly connected with the brush 11.

The bottom of the box body 1 is provided with a supporting seat 13.

According to the concrete use method, before use, some teaching aids can be placed in the drawer 2, the teaching aids are convenient to take and place, time and labor are saved, when the teaching aids are used, the height is adjusted according to the height of a user, the driving motor 502 is started, the bevel gear I503 rotates to drive the threaded rod 506 to rotate, the first slide block 508 moves relatively on the threaded rod 506, the rotating angle of the movable rod 511 is changed, the placing plate 6 is pushed to slide on the sliding groove 505, one side of the display panel frame 9 is grabbed to rotate during demonstration, the supporting column 7 can squeeze the ball 803, the rotating spring 802 deforms, the ball 803 enters the mounting groove 801, the ball 803 is pushed to enter the round hole 804 to be fixed after rotating by a certain angle, the first touch of the display panel frame 9 is prevented from automatically rotating while the rotation is kept, if dust is found during demonstration, the cleaning motor 1202 can be directly started, the output end of the cleaning motor 1202 drives the screw 1203 to rotate, the second slide block 1204 is driven to move relatively to the brush 11 and the display panel frame 9, dust on the display panel frame 9 is automatically cleaned, the operation is simple, and the practicality is convenient to install.

The above description is illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, but is to be accorded the full scope of the claims.

Claims

1. The utility model provides a demonstration platform, includes box (1), its characterized in that, drawer (2) are installed to the both sides of box (1), drawer (2) bottom is connected with cabinet body (3), install lift storehouse (4) between cabinet body (3), the internally mounted in lift storehouse (4) has elevating system (5), be connected with on elevating system (5) and place board (6), place board (6) are cavity structure, place and rotate on board (6) and be connected with support column (7), install rotary mechanism (8) between support column (7) and the board (6) of placing, display panel frame (9) are installed at the top of support column (7), slot hole (10) are installed to display panel frame (9) both sides, sliding connection has brush (11) on slot hole (10), cleaning mechanism (12) are installed at the top of display panel frame (9).

Elevating system (5) is including installing mounting bracket (501) in lift storehouse (4) bottom, install driving motor (502) on mounting bracket (501), the output of driving motor (502) is connected with bevel gear one (503), slide (504) are installed to the both sides in lift storehouse (4), install spout (505) on slide (504), place board (6) and slide on spout (505), be connected with threaded rod (506) between slide (504), bevel gear two (507) are installed in the centre department of threaded rod (506), bevel gear one (503) meshes with bevel gear two (507), slider one (508) are installed to the both sides of bevel gear two (507), install hinge seat one (509) on slider one (508), hinge seat two (510) are installed to the bottom of placing board (6), hinge between hinge seat one (509) and hinge seat two (510) movable rod (511).

2. A demonstration platform according to claim 1, wherein: the rotary mechanism (8) comprises a mounting groove (801) arranged in the placing plate (6), a rotary spring (802) is arranged on the mounting groove (801), a ball body (803) is fixedly connected to the other end of the rotary spring (802), a round hole (804) is formed in the bottom of the supporting column (7), and the ball body (803) is matched with the round hole (804).

3. A demonstration platform according to claim 1, wherein: the cleaning mechanism (12) comprises an installation box (1201) arranged at the top of the display panel frame (9), a cleaning motor (1202) is arranged in the installation box (1201), the output end of the cleaning motor (1202) is connected with a screw rod (1203) extending into the display panel frame (9), a second slider (1204) is arranged on the screw rod (1203), and the second slider (1204) slides on the long hole (10).

4. A demonstration platform according to claim 1, wherein: the screw thread directions of two sides of the bevel gear II (507) are opposite.

5. A demonstration platform according to claim 3, wherein: the second slider (1204) is fixedly connected with the hairbrush (11).

6. A demonstration platform according to claim 1, wherein: the bottom of the box body (1) is provided with a supporting seat (13).