CN216331097U

CN216331097U - Auxiliary teaching device for improving teaching quality

Info

Publication number: CN216331097U
Application number: CN202122511797.XU
Authority: CN
Inventors: 宋丽丽; 张雪华; 翁苏湘; 王巍
Original assignee: Xiamen City Vocational College Xiamen Open University
Current assignee: Xiamen City Vocational College Xiamen Open University
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-04-19
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses an auxiliary teaching device for improving teaching quality, which comprises a frame body, wherein the bottom of the frame body is symmetrically provided with placing grooves, two placing grooves are connected with sliding blocks in a sliding mode, the sliding blocks drive a connecting belt to move in the sliding process, the connecting belt drives a first rotating wheel to rotate, a second rotating wheel can also rotate in the rotating process of the first rotating wheel, the first rotating wheel winds up redundant connecting belts to improve enough length for the movement of the sliding blocks, the second rotating wheel drives a screw rod to rotate in the rotating process, the screw rod rotates to drive a ball device to ascend, the ball device drives a blackboard to ascend through a connecting rod, the ball device is used because the ball device can rapidly move to drive the blackboard to move, and when the blackboard moves, a rack on the back of the blackboard drives a gear to rotate. The blackboard eraser is provided with the moving mechanism, so that the teaching quality is improved, and meanwhile, a teacher does not need to push the blackboard, so that the use safety is ensured.

Description

Auxiliary teaching device for improving teaching quality

Technical Field

The utility model relates to the field of teaching equipment, in particular to an auxiliary teaching device for improving teaching quality.

Background

The blackboard or the whiteboard which can not write in the teaching process, a teacher writes key knowledge on the board to inform students of the parts needing inscription in the places needing writing in the knowledge teaching process, and the teaching quality is improved.

But observe according to prior art, if the knowledge point that needs write is too much, a blackboard or blank probably can't provide sufficient space and write, if just need wipe original vestige inadequately, write new knowledge point afterwards, but this the condition that partial student can't keep up the unable effective connection content on two blackboards of progress will appear, if can't effectually connect and will lead to the study quality to descend, can't finally keep up the study progress, the multilayer blackboard that uses in most mathematics schools now all is directly promoting the blackboard simultaneously, it just has certain danger to promote blackboard itself, if the blackboard is because the part is ageing or drops, lead to the in-process blackboard that promotes the blackboard and wall body drop and will the unexpected condition will appear.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems of facilitating the teaching of teachers and improving the teaching quality.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides an auxiliary teaching device for improving teaching quality, which comprises a frame body, the bottom of the frame body is symmetrically provided with placing grooves, two placing grooves are connected with sliding blocks in a sliding way, the sliding blocks drive a connecting belt to move in the sliding process, the connecting belt drives a first rotating wheel to rotate, a second rotating wheel also rotates in the rotating process of the first rotating wheel, the first rotating wheel winds up redundant connecting belts to improve enough length for the movement of the sliding blocks, the second rotating wheel drives a screw rod to rotate in the rotating process, the screw rod rotates to drive a ball device to ascend, the ball device drives a blackboard to ascend through the connecting rod, the ball device is used because the ball device can rapidly move so as to drive the blackboard to move, when the blackboard moves, a rack on the back of the blackboard drives a gear to rotate so as to drive the blackboard to descend, go on the blackboard propelling movement below, convenient operation, simple structure does benefit to the maintenance, has guaranteed that there is sufficient blackboard to write, two the standing groove central point is kept away from to the slider puts arbitrary one side fixedly connected with connecting band, two the connecting band is kept away from slider one end and has been cup jointed first runner, two first runner one end is kept away from to the connecting band and has been cup jointed the second runner, two second runner central point puts and runs through fixedly connected with lead screw, the lead screw is kept away from second runner one end and runs through threaded connection and has ball ware, two the ball ware is close to slider one side lateral wall fixedly connected with connecting rod, two ball ware one end fixedly connected with blackboard is kept away from to the connecting rod.

Preferably, four side walls of any side of the blackboard are fixedly connected with racks, one side, away from the blackboard, of each rack is meshed with a gear, the lower blackboard is lifted, the gears are driven to rotate, and the gears drive the upper blackboard to move downwards.

Preferably, two fixedly connected with axis of rotation is run through to first runner central point, two axis of rotation top and bottom are all rotated with standing groove top and bottom and are connected, provide the place of stable rotation for the axis of rotation.

Preferably, two the connecting band runs through sliding connection with the standing groove is close to second runner one side lateral wall, and the second runner passes through the connecting band and drives, convenient and fast, and the connecting band adopts the rubber material, long service life.

Preferably, four blackboards are connected with the inner wall of the frame in a sliding mode, and the blackboards move in the frame to complete space exchange so as to provide more areas for teachers to write.

Preferably, the two connecting rods are connected with the side wall of the frame body in a penetrating and sliding mode, and the connecting rods are connected with the blackboard to drive the blackboard to ascend.

Preferably, two there is a handle to the arbitrary one side lateral wall of slider runs through sliding connection, and the handle drives the slider and removes, and it is spacing with framework bottom draw-in groove to press down when removing a certain position, can accomplish the spacing of blackboard through spacing, guarantees that the blackboard can not drop.

The utility model has the following beneficial effects:

according to the auxiliary teaching device for improving the teaching quality, the sliding block and the gear are arranged to form the moving mechanism, the mechanism can enable the blackboard divided into four areas to be switched back and forth to move, the writing use range of the blackboard is enlarged, written knowledge points are not required to be erased, the consistency of the knowledge points is ensured, the teaching quality is improved, meanwhile, teachers are not required to push the blackboard, and the use safety is ensured.

Drawings

FIG. 1 is a front cross-sectional view of an auxiliary teaching device for improving teaching quality according to the present invention;

FIG. 2 is a front view of an auxiliary teaching device for improving teaching quality according to the present invention;

FIG. 3 is a side cross-sectional view of an auxiliary teaching device for improving teaching quality in accordance with the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

fig. 5 is a schematic structural diagram of a connecting band of the auxiliary teaching device for improving teaching quality according to the present invention.

In the figure: 1. a frame body; 2. a placement groove; 3. a slider; 4. a connecting belt; 5. a first runner; 6. a second runner; 7. a screw rod; 8. a ball rolling device; 9. a rotating shaft; 10. a connecting rod; 11. a handle; 12. a blackboard; 13. a rack; 14. a gear.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1, 2 and 5, an auxiliary teaching device for improving teaching quality comprises a frame body 1, wherein symmetrical positions of the bottom of the frame body 1 are provided with placing grooves 2, two placing grooves 2 are connected with sliders 3 in a sliding manner, any one side of the two sliders 3 far away from the center positions of the placing grooves 2 is fixedly connected with connecting belts 4, one ends of the two connecting belts 4 far away from the sliders 3 are sleeved with first rotating wheels 5, one ends of the two connecting belts 4 far away from the first rotating wheels 5 are sleeved with second rotating wheels 6, the center positions of the two second rotating wheels 6 are fixedly connected with lead screws 7 in a penetrating manner, one ends of the lead screws 7 far away from the second rotating wheels 6 are connected with ball devices 8 in a penetrating manner, the side walls of the two ball devices 8 near the sliders 3 are fixedly connected with connecting rods 10, one ends of the two connecting rods 10 far away from the ball devices 8 are fixedly connected with a blackboard 12, and the two connecting belts 4 and the side walls of the placing grooves 2 near the second rotating wheels 6 are connected in a penetrating manner, two 5 central points of first runner put through fixedly connected with axis of rotation 9, and two 9 tops of axis of rotation and bottoms are all rotated with standing groove 2 tops and bottoms and are connected, and 3 arbitrary one side lateral walls of two sliders run through sliding connection and have handle 11, and two connecting rods 10 run through sliding connection with 1 lateral wall of framework.

As shown in fig. 3 and 4, a rack 13 is fixedly connected to any side wall of the four blackboards 12, a gear 14 is engaged and connected to one side of the four racks 13 far away from the blackboards 12, and the four blackboards 12 are slidably connected to the inner wall of the frame 1.

When the blackboard eraser is used and the position of a blackboard 12 needs to be adjusted, the handle 11 is pushed to drive the sliding block 3 to move, the sliding block 3 drives the connecting belt 4 to move, the connecting belt 4 drives the second rotating wheel 6 to rotate, the second rotating wheel 6 drives the screw rod 7 to rotate, the screw rod 7 drives the ball device 8 to move, the ball device 8 drives the blackboard 12 to ascend through the connecting rod 10, when the blackboard 12 below ascends, the rack 13 on the back of the blackboard 12 drives the gear 14 to rotate, the gear 14 drives the blackboard 12 above to downwards move, and when the position is adjusted, the handle 11 is placed into a clamping groove in the bottom of the frame body 1 to limit.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an improve teaching quality's supplementary teaching device, includes framework (1), its characterized in that: the bottom of the frame body (1) is symmetrically provided with placing grooves (2), two placing grooves (2) are connected with sliding blocks (3) in a sliding mode, any one side, away from the center of the placing grooves (2), of each sliding block (3) is fixedly connected with a connecting belt (4), one end, away from the sliding blocks (3), of each connecting belt (4) is sleeved with a first rotating wheel (5), one end, away from the first rotating wheel (5), of each connecting belt (4) is sleeved with a second rotating wheel (6), the center of each second rotating wheel (6) is fixedly connected with a lead screw (7) in a penetrating mode, lead screw (7) are kept away from second runner (6) one end and are run through threaded connection and have ball ware (8), two ball ware (8) are close to slider (3) one side lateral wall fixedly connected with connecting rod (10), two ball ware (8) one end fixedly connected with blackboard (12) are kept away from in connecting rod (10).

2. An auxiliary teaching device for improving teaching quality according to claim 1, wherein: four lateral wall fixedly connected with rack (13) of arbitrary one side of blackboard (12), four racks (13) keep away from blackboard (12) one side meshing and are connected with gear (14).

3. An auxiliary teaching device for improving teaching quality according to claim 1, wherein: two fixedly connected with axis of rotation (9) is run through to first runner (5) central point, two axis of rotation (9) top and bottom are all connected with standing groove (2) top and bottom rotation.

4. An auxiliary teaching device for improving teaching quality according to claim 1, wherein: and the two connecting bands (4) are in sliding connection with the side wall of the placing groove (2) close to one side of the second rotating wheel (6) in a penetrating manner.

5. An auxiliary teaching device for improving teaching quality according to claim 1, wherein: the four blackboards (12) are connected with the inner wall of the frame body (1) in a sliding mode.

6. An auxiliary teaching device for improving teaching quality according to claim 1, wherein: the two connecting rods (10) are connected with the side wall of the frame body (1) in a penetrating and sliding mode.

7. An auxiliary teaching device for improving teaching quality according to claim 1, wherein: and the side wall of any side of the two sliding blocks (3) is connected with a handle (11) in a penetrating and sliding manner.