CN213659756U

CN213659756U - Novel education technique demonstration teaching aid device

Info

Publication number: CN213659756U
Application number: CN202022768068.8U
Authority: CN
Inventors: 于翠萍
Original assignee: Eastern Liaoning University
Current assignee: Eastern Liaoning University
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-09
Anticipated expiration: 2030-11-25

Abstract

The utility model provides a novel education and education technique demonstration teaching aid device, including the bottom plate, the output shaft fixedly connected with lead screw of motor, the outside threaded connection of lead screw has the rack, and the inner chamber lower surface of box rotates and is connected with the pivot, and the gear with rack toothing has been cup jointed in the outside of pivot, and the upper end of pivot runs through box fixedly connected with brace table, and brace table's last fixed surface installs electric putter, electric putter's upper end fixedly connected with teaching equipment body. The utility model provides a novel education technique demonstration teaching aid device, through starter motor, the lead screw that drives rather than output shaft rotates, and the rack that realizes the outside drives the gear and rotates with the pivot to the angle that makes the teaching equipment body changes, rotates the fixed effect preferred of teaching equipment body after certain angle simultaneously, has solved current teaching equipment and has adjusted the inconvenient angle in placing steady back, leads to being difficult to the problem that reaches the observation effect of ideal.

Description

Novel education technique demonstration teaching aid device

Technical Field

The utility model relates to a teaching aid technical field especially relates to novel education technique demonstration teaching aid device.

Background

Education technology is an important achievement of modern education development, education technology participates in an education process, and is optimized and improved on an education process mode, and computer teaching equipment is mostly needed in the process of information, multimedia and other teaching.

The angle of the existing teaching equipment is inconvenient to adjust after being placed stably, so that an ideal observation effect is difficult to achieve. Therefore, it is necessary to provide a novel teaching aid for teaching demonstration of education techniques to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel education technique demonstrates teaching aid device has solved current teaching equipment and has been placing the inconvenient angle in steady back and adjust, leads to being difficult to the problem that reaches the observation effect of ideal.

For solving the technical problem, the utility model provides a novel education technique demonstration teaching aid device, comprising a base plate, the last fixed surface of bottom plate installs the box, one side fixed mounting of box has the motor, the output shaft fixedly connected with lead screw of motor, the outside threaded connection of lead screw has the rack, the inner chamber lower surface of box rotates and is connected with the pivot, the outside of pivot cup jointed with rack toothing's gear, just the upper end of pivot runs through box fixedly connected with brace table, brace table's last fixed surface installs electric putter, electric putter's upper end fixedly connected with teaching equipment body.

Preferably, the upper surface of the box body is fixedly connected with a hollow pipe, and the hollow pipe is positioned on the outer sides of the electric push rod, the support table and the rotating shaft.

Preferably, the outer side of the hollow pipe is fixedly provided with a placing box, and the ash removing brush is arranged in the placing box.

Preferably, the front surface of the box body is hinged with a box door, and the front surface of the box door is fixedly provided with a handle.

Preferably, the screw rod is connected with the box body through a bearing, and four main supporting wheels are uniformly and fixedly mounted on the outer side of the lower surface of the bottom plate.

Preferably, holding tank and two movable slots, every have been seted up respectively at the lower surface middle part of bottom plate the movable slot all communicates with the holding tank, just the inboard of movable slot is rotated and is connected with the threaded rod that runs through the bottom plate, the one end fixedly connected with knob of threaded rod, just the outside symmetry spiro union of threaded rod has the movable block, controls two that correspond the common fixed mounting of opposite face of movable block has the extension board, the lower fixed surface of extension board installs the assistance thrust wheel.

Compared with the prior art, the utility model provides a novel education technique demonstrates teaching aid device has following beneficial effect:

the utility model provides a novel education technique demonstration teaching aid device, through starter motor, the lead screw that drives rather than output shaft rotates, and the rack that realizes the outside drives the gear and rotates with the pivot to the angle that makes the teaching equipment body changes, rotates the fixed effect preferred of teaching equipment body after certain angle simultaneously, has solved current teaching equipment and has adjusted the inconvenient angle in placing steady back, leads to being difficult to the problem that reaches the observation effect of ideal.

The utility model provides a novel education and education technique demonstration teaching aid device through rotating the knob, drives the threaded rod of connecting rather than rotating, realizes that two movable blocks in the outside remove towards the direction of carrying on the back mutually for the extension board is joined in marriage and is expanded, and cooperation main tributary weighted wheel uses with assisting the weighted wheel, can increase the supporting area of device bottom, and is comparatively stable during the removal, is difficult for empting.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the novel educational technology demonstration teaching aid device provided by the present invention;

FIG. 2 is a schematic view of the bottom structure of the connection between the support plate and the bottom plate of the present invention;

fig. 3 is a front view of the present invention.

Reference numbers in the figures: 1. a base plate; 2. a motor; 3. a screw rod; 4. a rack; 5. a hollow tube; 6. a teaching device body; 7. an electric push rod; 8. a dust cleaning brush; 9. placing the box; 10. a support table; 11. a box body; 12. a main bearing wheel; 13. a gear; 14. a support plate; 15. auxiliary thrust wheels; 16. a rotating shaft; 17. a movable block; 18. a threaded rod; 19. a movable groove; 20. a knob; 21. accommodating grooves; 22. a box door; 23. a handle.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and 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.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a novel education technique demonstration teaching aid device provided by the present invention; FIG. 2 is a schematic view of the bottom structure of the connection between the support plate and the bottom plate of the present invention; fig. 3 is a front view of the present invention. Novel education technique demonstration teaching aid device, comprising a base plate 1, the last fixed surface of bottom plate 1 installs box 11, one side fixed mounting of box 11 has motor 2, motor 2's output shaft fixedly connected with lead screw 3, the outside threaded connection of lead screw 3 has rack 4, the inner chamber lower surface of box 11 rotates and is connected with

pivot

16, 16 the outside of pivot has been cup jointed with 4 meshed gears 13 of rack, and the upper end of pivot 16 runs through 11 fixedly connected with brace table 10 of box, brace table 10's last fixed surface installs electric putter 7, electric putter 7's upper end fixedly connected with teaching equipment body 6.

Further, a hollow pipe 5 is fixedly connected to the upper surface of the box 11, and the hollow pipe 5 is located outside the electric push rod 7, the support table 10 and the rotating shaft 16.

Furthermore, a placing box 9 is fixedly installed on the outer side of the hollow pipe 5, and an ash cleaning brush 8 is arranged inside the placing box 9.

Further, a door 22 is hinged to a front surface of the cabinet 11, and a handle 23 is fixedly mounted to the front surface of the door 22.

Further, the screw rod 3 is connected with the box body 11 through a bearing, and four main supporting wheels 12 are uniformly and fixedly mounted on the outer side of the lower surface of the bottom plate 1.

Further, holding tank 21 and two movable groove 19 have been seted up respectively in the lower surface middle part of bottom plate 1, and every movable groove 19 all communicates with holding tank 21, and movable groove 19's inboard rotation is connected with the threaded rod 18 that runs through bottom plate 1, and the one end fixedly connected with knob 20 of threaded rod 18, and the outside symmetry spiro union of threaded rod 18 has movable block 17, controls the common fixed mounting of the opposite face of two movable blocks 17 that correspond and has extension board 14, and the lower fixed surface of extension board 14 installs and assists thrust wheel 15.

The utility model provides a novel education technique demonstration teaching aid device's theory of operation as follows:

when the device is moved, firstly, the knob 20 is utilized to rotate the threaded rods 18, the two threaded rods 18 on the outer sides are driven to drive the support plates 14 to move in the opposite directions, the support area of the device can be increased by matching the auxiliary support wheels 15 and the main support wheels 12, the movement is stable, and the device is not prone to toppling. When the teaching equipment body 6 needs to be adjusted, the motor 2 is started to drive the screw rod 3 connected with the motor to rotate, the rack 4 in the outer side is driven to horizontally move, and the rotating shaft 16 connected through the gear 13 is driven to rotate, so that the angle of the teaching equipment body 6 is changed, and the height of the teaching equipment body 6 can be changed by adjusting the electric push rod 7.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. Novel educational technology demonstrates teaching aid device, including bottom plate (1), its characterized in that: the utility model discloses a teaching aid, including bottom plate (1), upper surface fixed mounting has box (11), one side fixed mounting of box (11) has motor (2), output shaft fixedly connected with lead screw (3) of motor (2), the outside threaded connection of lead screw (3) has rack (4), the inner chamber lower surface of box (11) rotates and is connected with pivot (16), gear (13) with rack (4) meshing have been cup jointed in the outside of pivot (16), just box (11) fixedly connected with brace table (10) are run through to the upper end of pivot (16), the upper surface fixed mounting of brace table (10) has electric putter (7), the upper end fixedly connected with teaching equipment body (6) of electric putter (7).

2. A novel educational technique demonstration teaching aid device according to claim 1, wherein a hollow tube (5) is fixedly connected to the upper surface of the box body (11), and the hollow tube (5) is located outside the electric push rod (7), the support table (10) and the rotating shaft (16).

3. A novel educational technology demonstration teaching aid device according to claim 2, wherein a placing box (9) is fixedly installed on the outer side of the hollow pipe (5), and an ash cleaning brush (8) is arranged inside the placing box (9).

4. A novel educational technology demonstration teaching aid device according to claim 1, wherein a door (22) is hinged to the front surface of the case (11), and a handle (23) is fixedly mounted to the front surface of the door (22).

5. A novel education and technology demonstration teaching aid device according to claim 1, wherein the screw rod (3) is connected with the box body (11) through a bearing, and four main supporting wheels (12) are uniformly and fixedly mounted on the outer side of the lower surface of the bottom plate (1).

6. The novel education and technology demonstration teaching aid device according to claim 1, characterized in that an accommodating groove (21) and two movable grooves (19) are respectively formed in the middle of the lower surface of the base plate (1), each movable groove (19) is communicated with the accommodating groove (21), a threaded rod (18) penetrating through the base plate (1) is rotatably connected to the inner side of each movable groove (19), a knob (20) is fixedly connected to one end of each threaded rod (18), movable blocks (17) are symmetrically and spirally connected to the outer side of each threaded rod (18), support plates (14) are fixedly mounted on opposite surfaces of the corresponding left movable blocks (17) and the corresponding right movable blocks (17) together, and auxiliary supporting wheels (15) are fixedly mounted on the lower surfaces of the support plates (14).