CN210896020U

CN210896020U - Adjustable teaching board

Info

Publication number: CN210896020U
Application number: CN201921531772.2U
Authority: CN
Inventors: 孙芳
Original assignee: Jiangsu Institute of Economic and Trade Technology
Current assignee: Jiangsu Institute of Economic and Trade Technology
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-06-30
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses an adjustable teaching board, which comprises a bottom board and a shell, wherein both ends of the middle part of the upper surface of the bottom board are fixedly provided with supporting legs, the upper parts of the supporting legs are connected with the bottom of the shell through an adjusting mechanism, the front end of the inner side of the shell is fixedly provided with a second teaching board, the rear end of the inner side of the shell is movably provided with two first teaching boards, the adjusting mechanism comprises connecting blocks fixedly arranged at both ends of the bottom of the shell and connecting columns fixedly arranged at the tops of the supporting legs, the bottom of the connecting blocks is provided with a mounting groove, the connecting columns are arranged in the mounting groove through the rotation of a fixed shaft, a connecting mechanism is arranged in the mounting groove and is connected with the upper parts of the connecting columns, the utility model has simple structure and simple operation, can adjust the height and the angle of the teaching board and, is convenient for use.

Description

Adjustable teaching board

Technical Field

The utility model relates to a teaching equipment technical field especially relates to a teaching board with adjustable.

Background

Teaching is a human-specific talent training activity consisting of teacher's teaching and student's learning. Through the activities, teachers purposefully, programmatically and organically guide students to learn and master cultural scientific knowledge and skills, and promote the improvement of the qualities of the students, so that the students become people required by the society.

The teaching board is a board placed in a classroom or a meeting room, and is used for writing contents with chalk or a water-based pen to play a role in explaining and demonstrating. The prior teaching board is generally fixedly arranged, is difficult to adjust the height and the angle, often limits the teaching activities of teachers, and provides an adjustable teaching board for us.

SUMMERY OF THE UTILITY MODEL

To prior art's defect and not enough, the utility model aims to provide a simple structure, convenient regulation, easy operation's teaching board.

After the structure is adopted, the utility model provides a following technical scheme:

the utility model provides an adjustable teaching board, includes bottom plate and shell, the equal fixed mounting in upper surface middle part both ends of bottom plate has the supporting leg, the upper portion of supporting leg is passed through adjustment mechanism and is connected with the bottom of shell, the inboard front end fixed mounting of shell has the second teaching board, the activity of the inboard rear end of shell is provided with two first teaching boards, adjustment mechanism includes the connecting block of fixed mounting at shell bottom both ends and the spliced pole of fixed mounting at the supporting leg top, the mounting groove has been seted up to the bottom of connecting block, the spliced pole passes through the fixed axle and rotates the setting in the mounting groove, be provided with coupling mechanism in the mounting groove, coupling mechanism is connected with the upper portion of spliced pole.

Preferably, the four corners of the bottom plate are fixedly provided with universal wheels, and the universal wheels are provided with brake pads.

Preferably, the upper and lower parts of the rear end of the inner side of the housing are provided with second sliding grooves, the upper and lower frames of the two first teaching boards are respectively arranged in the two second sliding grooves in a sliding manner, and the upper parts of the two first teaching boards are connected with the second sliding grooves through limiting devices.

Preferably, the limiting device comprises a first sliding groove formed in the bottom of a second sliding groove formed in the upper portion of the inner side of the shell and a sliding block mounted on the upper portion of the first teaching board, and the sliding block is arranged in the sliding block.

Preferably, the supporting leg is an electric telescopic rod.

Preferably, coupling mechanism is including seting up at a set of draw-in groove at spliced pole upper portion edge and seting up the adjustment tank in the mounting tank bottom, be provided with stay cord, spring, fixed block, limiting plate and fixture block in the adjustment tank, the upper portion fixed mounting of fixture block is in the bottom of limiting plate, the bottom fixed mounting of spring is on the limiting plate, the upper portion fixed mounting of spring is in the bottom of adjustment tank, the lower part card of fixture block is established in the draw-in groove, fixed block fixed mounting is at the upper portion center of limiting plate, the one end setting of stay cord is on the fixed block.

Preferably, the upper part of the connecting column is of a fan-shaped structure, and a group of clamping grooves are formed in the edge of the upper part of the connecting column at equal intervals.

Preferably, the upper part of the side wall of the connecting block is provided with a through hole communicated with the upper part of the adjusting groove, and the other end of the pull rope penetrates through the through hole to be provided with a handle.

Preferably, a storage box is fixedly mounted at the lower part of the shell.

The utility model provides a teaching board with adjustable, beneficial effect lies in: through opening universal wheel brake block alright remove with promoting the device, but optional shift position, convenient teaching uses, adopt electric telescopic handle with the supporting leg, conveniently adjust the height of teaching board, stimulate two first teaching boards respectively to both sides during the use, two first teaching boards are to both sides separately the back, alright use second teaching board, when needing to adjust second teaching board angle, the pulling handle, the handle drives the stay cord, the stay cord drives the fixture block and leaves the draw-in groove, alright adjust the angle of teaching board, convenient to use, after the angle is confirmed, loosen the handle, under the effect of spring, in the fixture block rebounds the draw-in groove, it is fixed with the teaching board, convenient to use, the utility model discloses simple structure, easy operation can adjust the height of teaching board, the angle, and can enlarge the area of teaching board, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of part A of FIG. 1;

FIG. 3 is a schematic view of the structure of part B of FIG. 1;

fig. 4 is a side view of the structure of fig. 1.

In the figure: universal wheel 1, bottom plate 2, supporting leg 3, first teaching board 4, frame 5, shell 6, receiver 7, first spout 8, slider 9, second spout 10, connecting block 11, stay cord 12, spring 13, fixed block 14, limiting plate 15, fixture block 16, spliced pole 17, draw-in groove 18, fixed axle 19, second teaching board 20, adjustment tank 21, handle 22.

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.

Referring to fig. 1-4, the utility model provides a technical scheme: an adjustable teaching board comprises a bottom plate 2 and a shell 6, universal wheels 1 are fixedly mounted at four corners of the bottom plate 2, brake pads are arranged on the universal wheels 1, the adjustable teaching board is convenient to move and use, supporting legs 3 are fixedly mounted at two ends of the middle of the upper surface of the bottom plate 2, the supporting legs 3 are electric telescopic rods, the height of the teaching board is convenient to adjust, the adjustable teaching board is convenient to use, the upper portions of the supporting legs 3 are connected with the bottom of the shell 6 through an adjusting mechanism, a storage box 7 is fixedly mounted at the lower portion of the shell 6, teaching aids are convenient to store and use, a second teaching board 20 is fixedly mounted at the front end of the inner side of the shell 6, a second chute 10 is formed in the upper portion and the lower portion of the rear end of the inner side of the shell 6, upper frames 5 and lower frames 5 of two first teaching boards 4 are respectively arranged in the two second chutes 10, the limiting device comprises a first sliding groove 8 and a sliding block 9, wherein the first sliding groove 8 is formed in the bottom of a second sliding groove 10 in the upper portion of the inner side of the shell 6, the sliding block 9 is installed on the upper portion of the first teaching board 4, and the sliding block 9 is arranged in the sliding block 9.

The activity of the inboard rear end of shell 6 is provided with two first teaching boards 4, and adjustment mechanism includes connecting block 11 and the spliced pole 17 of fixed mounting at supporting leg 3 top at the connecting block 11 at 6 bottom both ends of fixed mounting, and the mounting groove has been seted up to connecting block 11's bottom, and spliced pole 17 rotates through fixed axle 19 and sets up in the mounting groove, is provided with coupling mechanism in the mounting groove, and coupling mechanism is connected with spliced pole 17's upper portion.

The connecting mechanism comprises a group of clamping grooves 18 formed in the edge of the upper portion of the connecting column 17 and an adjusting groove 21 formed in the bottom of an installation groove in the lower portion of the connecting block 11, the upper portion of the connecting column 17 is of a fan-shaped structure, the group of clamping grooves 18 are formed in the edge of the upper portion of the connecting column 17 at equal intervals, a pull rope 12, a spring 13, a fixing block 14, a limiting plate 15 and a clamping block 16 are arranged in the adjusting groove 21, the upper portion of the clamping block 16 is fixedly installed at the bottom of the limiting plate 15, the bottom of the spring 13 is fixedly installed on the limiting plate 15, the upper portion of the spring 13 is fixedly installed at the bottom of the adjusting groove 21, the lower portion of the clamping block 16 is clamped in the clamping grooves 18, the fixing block 14 is fixedly installed in the center of the upper portion of the limiting plate 15, one, is convenient and practical.

The working process is as follows: the utility model discloses during the use, open 1 brake block alright remove in order to promote the device of universal wheel, can optional shift position, convenient teaching uses, and supporting leg 3 adopts electric telescopic handle, conveniently adjust the height of teaching board, therefore, the clothes hanger is strong in practicability, stimulate two first teaching boards 4 to both sides respectively during the use, two first teaching boards 4 are to the both sides after separately, alright use second teaching board 20 in order to use, when needing to adjust second teaching board angle, pulling handle 22, the handle drives stay cord 12, stay cord 12 drives fixture block 16 and leaves draw-in groove 18, alright use in order to adjust the angle of teaching board, facilitate the use, after the angle is confirmed, loosen handle 22, under the effect of spring 12, in fixture block 16 rebounds draw-in groove 18, it is fixed with the teaching board, convenient regulation, and convenient use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a teaching board with adjustable, includes bottom plate (2) and shell (6), the equal fixed mounting in upper surface middle part both ends of bottom plate (2) has supporting leg (3), the upper portion of supporting leg (3) is passed through adjustment mechanism and is connected its characterized in that with the bottom of shell (6): the inboard front end fixed mounting of shell (6) has second teaching board (20), the activity of the inboard rear end of shell (6) is provided with two first teaching boards (4), adjustment mechanism includes connecting block (11) and the spliced pole (17) of fixed mounting at supporting leg (3) top at shell (6) bottom both ends, the mounting groove has been seted up to the bottom of connecting block (11), spliced pole (17) rotate through fixed axle (19) and set up in the mounting groove, be provided with coupling mechanism in the mounting groove, coupling mechanism is connected with the upper portion of spliced pole (17).

2. An adjustable teaching board according to claim 1, wherein: the bottom four corners of the bottom plate (2) are fixedly provided with universal wheels (1), and the universal wheels (1) are provided with brake pads.

3. An adjustable teaching board according to claim 1, wherein: the upper and lower parts of the inner rear end of the shell (6) are provided with second sliding grooves (10), the upper and lower frames (5) of the two first teaching boards (4) are respectively arranged in the two second sliding grooves (10) in a sliding manner, and the upper parts of the two first teaching boards (4) are connected with the second sliding grooves (10) through limiting devices.

4. An adjustable teaching board according to claim 3 wherein: the limiting device comprises a first sliding groove (8) formed in the bottom of a second sliding groove (10) formed in the upper portion of the inner side of the shell (6) and a sliding block (9) installed on the upper portion of the first teaching board (4), and the sliding block (9) is arranged in the sliding block (9).

5. An adjustable teaching board according to claim 1, wherein: the supporting legs (3) are electric telescopic rods.

6. An adjustable teaching board according to claim 1, wherein: coupling mechanism is including offering a set of draw-in groove (18) at spliced pole (17) upper portion edge and offering in adjustment tank (21) of connecting block (11) lower part mounting groove bottom, be provided with stay cord (12), spring (13), fixed block (14), limiting plate (15) and fixture block (16) in adjustment tank (21), the upper portion fixed mounting of fixture block (16) is in the bottom of limiting plate (15), the bottom fixed mounting of spring (13) is on limiting plate (15), the upper portion fixed mounting of spring (13) is in the bottom of adjustment tank (21), the lower part card of fixture block (16) is established in draw-in groove (18), fixed block (14) fixed mounting is in the upper portion center of limiting plate (15), the one end setting of stay cord (12) is on fixed block (14).

7. An adjustable teaching board according to claim 6 wherein: the upper part of the connecting column (17) is of a fan-shaped structure, and a group of clamping grooves (18) are formed in the edge of the upper part of the connecting column (17) at equal intervals.

8. An adjustable teaching board according to claim 6 wherein: the upper portion of the side wall of the connecting block (11) is provided with a through hole communicated with the upper portion of the adjusting groove (21), and the other end of the pull rope (12) penetrates through the through hole to be provided with a handle (22).

9. An adjustable teaching board according to claim 1, wherein: the lower part of shell (6) is fixed with receiver (7).