CN220631587U - Teaching board - Google Patents

Abstract

The utility model relates to a high school english technical field specifically is a teaching board, comprising a base plate, install electric putter on the bottom plate, electric putter's output fixedly connected with places the board, place and be connected with the blank through the axle rotation on the board, and place fixedly connected with fixed plate on the board, first spout has been seted up on the fixed plate, sliding connection has two first sliders in the first spout, and first spout internal rotation is connected with reverse screw rod, reverse screw rod all passes through threaded connection with two first sliders, and reverse screw rod's one end fixedly connected with axis of rotation, the one end runs through the fixed plate and extends to the outside, set up the second spout on the blank, sliding connection has the second slider in the second spout, be connected with two regulation poles through the axle rotation on the second slider, regulation pole passes through the axle rotation with first slider and is connected, have the user can avoid shining through the angle of adjusting the blank, the effect that the practicality is higher.

Description

Teaching board

Technical Field

The application relates to the technical field of high school english, in particular to a teaching board.

Background

As is well known, the teaching aid can enable students to intuitively and vividly understand various instruments used in teaching contents and general names of the instruments used in teaching by teachers, the teaching aid can improve learning interest of the students, enrich perceptual knowledge, help to form clear concepts, develop observation capability and thinking capability of the students, and a teaching board is indispensable in the teaching process.

Through searching, the utility model patent with the Chinese patent number of CN202120155345.X discloses a high-school English teaching whiteboard, which comprises a multifunctional whiteboard, wherein the multifunctional whiteboard comprises a rectangular base, first rectangular grooves are formed in the front side and the rear side of the rectangular base, first rectangular clamping grooves are formed in the left side surfaces of the first inner walls of the two rectangular grooves, rectangular through holes are formed in the lower surfaces of the first inner walls of the two rectangular grooves, and the rectangular rubber blocks are not contacted with the surface of the whiteboard body any more, so that the whiteboard body can move up and down, at the moment, the two rectangular sliding blocks slide on the side surface of the inner wall of the whiteboard body, when the whiteboard body is adjusted to be at a proper height, the two handles are manually rotated at the moment to move the rectangular rubber blocks to the front end, so that the whiteboard body is fixed.

Above-mentioned technical scheme is nevertheless can be convenient for carry out the regulation of height and be applicable to the student of more different heights, but because the angle of whiteboard is comparatively fixed, when sunshine shines and makes the reflection of light on the whiteboard, and the user can't avoid the irradiation of sunshine through the angle of adjusting the whiteboard, and the practicality is lower.

Disclosure of Invention

Aiming at the defects of the prior art, the application provides a teaching board for solving the problems in the background art.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a teaching board, comprises a base plate, install electric putter on the bottom plate, electric putter's output fixedly connected with places the board, place and be connected with the blank through the axle rotation on the board, and place fixedly connected with fixed plate on the board, first spout has been seted up on the fixed plate, sliding connection has two first sliders in the first spout, and first spout internal rotation is connected with reverse screw rod, reverse screw rod and two first sliders all pass through threaded connection, and the one end fixedly connected with axis of rotation of reverse screw rod, the one end of axis of rotation runs through the fixed plate and extends to outside, the second spout has been seted up on the blank, sliding connection has the second slider in the second spout, be connected with two regulation poles through two axle rotations on the second slider, regulation pole passes through axle rotation with first slider and is connected with two third spouts on the blank, sliding connection has the third slider on the third slider, and fixedly connected with reset spring on the third slider, and fixedly connected with fixed frame on the third slider, cleaning cotton in the fixed frame.

Preferably, the bottom four corners of bottom plate all fixedly connected with gyro wheel.

Further, one end of the rotating shaft is fixedly connected with a rotating rod.

Still further, the bull stick is provided with the anti-skidding line.

Further, the rotating shaft is rotatably connected with the fixed plate through a bearing.

Compared with the prior art, the application provides a teaching board, possesses following beneficial effect:

this teaching board, through rotating the axis of rotation, the axis of rotation drives reverse screw rod and rotates, and reverse screw rod drives first slider and removes, and first slider drives the regulation pole and rotates, and the regulation pole drives the second slider and remove, and the second slider drives the whiteboard and rotate to the user can go through the angle of adjusting the whiteboard and avoid shining of sunshine, and the practicality of use is higher, and through fixed frame, third slider, clean cotton and reset spring's cooperation, can convenient to use person cleans the word on the whiteboard, and the convenience of use is higher.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of a partial enlarged structure of FIG. 1A of the present application;

FIG. 3 is a schematic view of a cross-sectional right-side view of the whiteboard, placement plate, and third slider of the present application;

fig. 4 is a schematic top view of the fixing frame and cleaning cotton in the present application.

In the figure: 1. a bottom plate; 2. an electric push rod; 3. placing a plate; 4. a whiteboard; 5. a fixing plate; 6. a first slider; 7. reversing the screw; 8. a rotating shaft; 9. a second slider; 10. an adjusting rod; 11. a third slider; 12. a reset spring; 13. a fixed frame; 14. cleaning cotton; 15. a roller; 16. a rotating rod; 17. and (3) a bearing.

Description of the embodiments

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Examples

Referring to fig. 1-4, a teaching board comprises a bottom board 1, rollers 15 are fixedly connected to four corners of the bottom end of the bottom board 1, a user can conveniently move the bottom board 1 through the rollers 15, an electric push rod 2 is mounted on the bottom board 1, the output end of the electric push rod 2 is fixedly connected with a placing board 3, the placing board 3 is rotatably connected with a whiteboard 4 through a shaft, a fixing board 5 is fixedly connected with the placing board 3, a first sliding groove is formed in the fixing board 5, two first sliding blocks 6 are slidably connected in the first sliding groove, a reverse screw 7 is rotatably connected in the first sliding groove, the reverse screw 7 and the two first sliding blocks 6 are in threaded connection, one end of the reverse screw 7 is fixedly connected with a rotating shaft 8, one end of the rotating shaft 8 penetrates through the fixing board 5 and extends to the outside, one end of the rotating shaft 8 is fixedly connected with a rotating rod 16, the user can conveniently rotate the rotating shaft 8 through the rotating rod 16, the rotating rod 16 is provided with anti-skid patterns, the anti-skid patterns can prevent hands of a user from sliding on the rotating rod 16, the rotating shaft 8 and the fixed plate 5 are rotationally connected through a bearing 17, the stability of the rotating shaft 8 can be increased through the bearing 17, the white plate 4 is provided with a second sliding groove, the second sliding groove is internally and slidingly connected with a second sliding block 9, the second sliding block 9 is rotationally connected with two adjusting rods 10 through two shafts, the adjusting rods 10 are rotationally connected with the first sliding block 6 through the shafts, the white plate 4 is provided with two third sliding grooves, the third sliding grooves are internally and slidingly connected with a third sliding block 11, the third sliding block 11 is fixedly connected with a reset spring 12, the two third sliding blocks 11 are fixedly connected with a fixed frame 13, cleaning cotton 14 is fixedly connected in the fixed frame 13, the rotating shaft 8 is rotated, the rotating shaft 8 drives a reverse screw 7 to rotate, and the reverse screw 7 drives the first sliding block 6 to move, the first slider 6 drives the regulation pole 10 and rotates, adjusts pole 10 and drives the second slider 9 and remove, and the second slider 9 drives whiteboard 4 and rotate to the user can avoid shining of sunshine through adjusting the angle of whiteboard 4, and the use practicality is higher, and through the cooperation of fixed frame 13, third slider 11, clean cotton 14 and reset spring 12, can convenient to use person cleans the word on the whiteboard 4, and the convenience of use is higher.

This teaching board, when using, firstly place this teaching board in the position that needs to use, when the angle of needs regulation whiteboard 4, user rotatable bull stick 16, bull stick 16 drives axis of rotation 8 and rotates, axis of rotation 8 drives reverse screw rod 7 and rotates, reverse screw rod 7 drives first slider 6 and removes, first slider 6 drives and adjusts pole 10 and rotates, adjust pole 10 and drive second slider 9 and remove, second slider 9 drives whiteboard 4 and rotate, thereby the user can avoid the irradiation of sunshine through adjusting the angle of whiteboard 4, when needs clear up whiteboard 4 and write up the word, the user can stimulate fixed frame 13, fixed frame 13 drives clean cotton 14 through third slider 11 and removes, make clean cotton 14 clear up the word on the whiteboard 4 can.

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

Claims (5)

1. The utility model provides a teaching board, includes bottom plate, its characterized in that: the electric push rod is installed on the bottom plate, the output end of the electric push rod is fixedly connected with a placing plate, the placing plate is connected with a white board through shaft rotation, a fixing plate is fixedly connected to the placing plate, a first sliding groove is formed in the fixing plate, two first sliding blocks are connected in the first sliding groove in a sliding mode, a reverse screw rod is connected in the first sliding groove in an rotating mode, the reverse screw rod is connected with the two first sliding blocks through threads, one end of the reverse screw rod is fixedly connected with a rotating shaft, one end of the rotating shaft penetrates through the fixing plate and extends to the outside, a second sliding groove is formed in the white board, a second sliding block is connected in the second sliding groove in a sliding mode, two third sliding grooves are formed in the second sliding block through shaft rotation, a third sliding block is connected in the sliding mode with the first sliding block in a sliding mode, a reset spring is fixedly connected to the third sliding block in the third sliding groove, a fixing frame is fixedly connected to the two third sliding blocks, and cleaning cotton is fixedly connected to the fixing frame in the third sliding groove.

2. A teaching board according to claim 1, characterized in that: and the four corners of the bottom end of the bottom plate are fixedly connected with idler wheels.

3. A teaching board according to claim 1, characterized in that: and one end of the rotating shaft is fixedly connected with a rotating rod.

4. A teaching board according to claim 3, characterized in that: and anti-skid patterns are arranged on the rotating rod.

5. A teaching board according to claim 1, characterized in that: the rotating shaft is rotatably connected with the fixed plate through a bearing.