CN212878291U

CN212878291U - Novel experimental apparatus of education technique

Info

Publication number: CN212878291U
Application number: CN202021530720.6U
Authority: CN
Inventors: 李梦凡; 张瑞华; 张荣凡; 徐战威
Original assignee: Zhengzhou Railway Vocational and Technical College
Current assignee: Zhengzhou Railway Vocational and Technical College
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-06
Anticipated expiration: 2030-07-29

Abstract

The utility model provides a novel experimental apparatus of education technique, has solved the problem that present experiment table can not satisfy the teaching demand. The table comprises a bottom plate, wherein a table plate is arranged above the bottom plate, the left end and the right end of the table plate are respectively hinged with an expansion plate, and the expansion plates are of a structure capable of swinging; the table plate is of a structure capable of vertically lifting and swinging. The utility model discloses novel structure, think about ingenious, easy operation is convenient, the height of table, usable floor area, the gradient can all be adjusted in addition to satisfy the demand of experiment.

Description

Novel experimental apparatus of education technique

Technical Field

The utility model belongs to the technical field of the education technique and specifically relates to a novel experimental apparatus of education technique is related to.

Background

Educational technology refers to the application of modern scientific technology in education. After the 20 th century, with the development of modern science and technology, the modern technologies such as slide projector, projection, film, audio recording and video recording are widely applied to education, the activity range of education and teaching is enlarged, and the efficiency and the quality are improved.

In educational technology, often use the laboratory table, present laboratory table is mostly unable to be adjusted, can not adjust along with people's height, in addition, in many experiments, the angle of inclination of desktop need be adjusted, and sometimes even the desktop size of whole laboratory table can't satisfy the demand, needs extra size of expanding the desktop.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a novel experimental apparatus of education technique, the effectual problem of having solved present experiment table and can not satisfying the teaching demand.

In order to solve the problems, the utility model comprises a bottom plate, a table plate is arranged above the bottom plate, expansion plates are respectively hinged at the left and right ends of the table plate, and the expansion plates are of a structure capable of swinging;

the table plate is of a structure capable of vertically lifting and swinging.

Preferably, two rectangular blocks capable of sliding horizontally relative to each other are arranged below the table plate, the outer ends of the rectangular blocks are hinged to first connecting rods, the upper ends of the first connecting rods are hinged and fixed to the expansion plate, and the rectangular blocks horizontally slide to form a swing structure of the expansion plate.

Preferably, two first threaded rods are rotatably arranged below the table plate, the thread turning directions of the two first threaded rods are opposite, the first threaded rods are in threaded connection with the rectangular blocks, and the two first threaded rods rotate simultaneously to form a structure with the two rectangular blocks sliding relatively.

Preferably, the lower end of the table plate is fixedly connected with a guide rod, and the guide rod can slidably penetrate through the two rectangular blocks.

Preferably, the upper end of the bottom plate is provided with two square blocks which slide relatively, two sliding blocks which slide relatively are arranged below the table plate, the outer ends of the sliding blocks are hinged with second connecting rods, the lower ends of the second connecting rods are hinged and fixed with the square blocks, and the two second connecting rods are hinged in a crossed mode to form a scissors-shaped structure.

Preferably, one of the second connecting rods is of a telescopic structure.

Preferably, the upper end of the bottom plate is rotatably provided with two second threaded rods, the spiral directions of the two second threaded rods are opposite, the second threaded rods are in threaded connection with the square blocks, and the two second threaded rods rotate simultaneously to form a structure that the two square blocks slide relatively.

Preferably, the upper end of the bottom plate is fixedly connected with a guide shaft, and the guide shaft can slidably penetrate through the two square blocks.

The utility model discloses novel structure, think about ingenious, easy operation is convenient, the height of table, usable floor area, the gradient can all be adjusted in addition to satisfy the demand of experiment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the side-axis structure of the present invention.

Fig. 3 is a schematic view of the swing structure of the expansion board of the present invention.

Fig. 4 is a schematic view of the vertical lifting structure of the box table board of the present invention.

Fig. 5 is an enlarged view of a portion a of fig. 4.

Detailed Description

The following describes the present invention in further detail with reference to fig. 1-5.

As shown in fig. 1-5, the utility model comprises a bottom plate 1, a table plate 2 is arranged above the bottom plate 1, expansion plates 3 are respectively hinged at the left and right ends of the table plate 2, and the expansion plates 3 are of a structure capable of swinging;

the table plate 2 is a structure capable of vertically lifting and swinging.

The utility model discloses in, 1 lower extreme fixedly connected with of bottom plate has the universal wheel of brake and has the directional wheel of brake, make things convenient for the removal of equipment, table 2 is located 1 top of bottom plate, table 2 can carry out vertical lift, thus, can remove the vertical height of adjusting table 2 according to user's height, thereby satisfy table 2's demand, in addition, table 2 is when using, sometimes the area of table 2 can not satisfy the demand, thereby it carries out the parallel and level to make table 2 and expansion board 3 carry out the parallel and level through expansion board 3's swing this moment, thereby increase table 2's effective usable floor area, thereby satisfy the demand, in addition, sometimes need table 2 to incline a little a bit, if when doing some experiments, need there be the contained angle between table 2 and the horizontal plane.

Two horizontal rectangular blocks 4 capable of sliding relatively are arranged below the table plate 2, the outer ends of the rectangular blocks 4 are hinged to first connecting rods 5, the upper ends of the first connecting rods 5 are hinged and fixed with the expanding plate 3, and the rectangular blocks 4 horizontally slide to form a swinging structure of the expanding plate 3.

The rectangular block 4 horizontally slides to swing the extending plate 3, so that the area of the table board 2 can be extended.

Two first threaded rods 6 are rotatably arranged below the table plate 2, the thread turning directions of the two first threaded rods 6 are opposite, the first threaded rods 6 are in threaded connection with the rectangular blocks 4, and the two first threaded rods 6 rotate simultaneously to form a structure with two rectangular blocks 4 sliding relatively.

Be equipped with first double-shaft in the middle of two first threaded rods 6 and stretch the motor, first double-shaft stretches motor and 2 fixed connection of table, and the rotation that first double-shaft stretched the motor can drive two first threaded rods 6 simultaneously and rotate, and is opposite because of the screw thread of two first threaded rods 6 revolves to make two rectangular blocks 4 produce relative slip.

The lower extreme fixedly connected with guide bar 7 of table 2, guide bar 7 slidable runs through two rectangular blocks 4.

The arrangement of the guide rod 7 ensures the horizontal sliding effect of the rectangular block 4.

The upper end of the bottom plate 1 is provided with two square blocks 8 which slide relatively, two slide blocks 9 which slide relatively are arranged below the table plate 2, the outer ends of the slide blocks 9 are hinged with second connecting rods 10, the lower ends of the second connecting rods 10 are hinged and fixed with the square blocks 8, and the two second connecting rods 10 are hinged in a crossed mode to form a scissors-shaped structure.

The utility model discloses in, 2 lower extreme fixedly connected with guide arms 13 of table, guide arm 13 slidable run through slider 9 to guarantee the horizontal slip of slider 9, two square 8's relative slip, and because of two second connecting rods 10 middle parts intercrossing are articulated, thereby when the square 8 horizontal slip of second, make two sliders 9 also carry out relative slip, thereby make the backup pad carry out vertical lift.

One of the second links 10 is of a telescopic structure.

As shown in fig. 5, one of the second connecting rods 10 can be extended and retracted, and includes a third connecting rod, where the third connecting rod is hinged and fixed to the square block 8, the third connecting rod is hinged and fixed to the other second connecting rod 10, a third threaded rod 14 is fixedly connected to the upper end of the third connecting rod, a sleeve 15 is connected to the upper end of the third threaded rod 14 in a threaded manner, a rotating shaft 16 is rotatably connected to the upper end of the sleeve 15, and the upper end of the rotating shaft 16 is hinged and fixed to the slider 9, so that the length of one of the second connecting rods 10 can be adjusted by rotating the sleeve 15, and the table 2 is tilted to change an included angle between the table 2 and a horizontal plane.

Two second threaded rods 11 are rotatably arranged at the upper end of the bottom plate 1, the spiral rotating directions of the two second threaded rods 11 are opposite, the second threaded rods 11 are in threaded connection with the square blocks 8, and the two second threaded rods 11 rotate simultaneously to form a structure that the two square blocks 8 slide relatively.

The upper end of the bottom plate 1 is fixed with a second double-shaft extension motor, the shaft end of the second double-shaft extension motor is fixedly connected with the second threaded rod 11, and the second double-shaft extension motor rotates to drive the two second threaded rods 11 to rotate simultaneously, so that the two square blocks 8 slide relatively.

The upper end of the bottom plate 1 is fixedly connected with a guide shaft 12, and the guide shaft 12 can slidably penetrate through the two square blocks 8.

The arrangement of the guide shaft 12 ensures the horizontal sliding effect of the square block 8.

The utility model discloses when using, according to the demand of using, through the relative slip of two square pieces 8 to adjust the vertical height of table 2, through the rotation of sleeve pipe 15, can change the contained angle between table 2 and the horizontal plane, through the relative slip of two rectangular pieces 4, thereby make expansion board 3 and table 2 parallel and level, thereby increase the usable floor area of table 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel experimental device for education technology comprises a bottom plate (1), wherein a table plate (2) is arranged above the bottom plate (1), and is characterized in that expansion plates (3) are hinged to the left end and the right end of the table plate (2) respectively, and the expansion plates (3) are of a structure capable of swinging;

the table plate (2) is of a structure capable of vertically lifting and swinging.

2. The novel experimental device for the education technology as claimed in claim 1, wherein two rectangular blocks (4) capable of sliding horizontally relative to each other are arranged below the table plate (2), the outer ends of the rectangular blocks (4) are hinged with first connecting rods (5), the upper ends of the first connecting rods (5) are hinged and fixed with the expansion plate (3), and the rectangular blocks (4) slide horizontally to form a swinging structure of the expansion plate (3).

3. The novel experimental device for the education technology is characterized in that two first threaded rods (6) are rotatably arranged below the table plate (2), the thread directions of the two first threaded rods (6) are opposite, the first threaded rods (6) are in threaded connection with the rectangular blocks (4), and the two first threaded rods (6) rotate simultaneously to form a structure that the two rectangular blocks (4) slide relatively.

4. The novel experimental device for educational technology as claimed in claim 2, wherein the lower end of the table board (2) is fixedly connected with a guide rod (7), and the guide rod (7) can slidably penetrate through the two rectangular blocks (4).

5. The novel experimental device for education technology as claimed in claim 1, characterized in that two square blocks (8) which slide relatively are arranged at the upper end of the bottom plate (1), two slide blocks (9) which slide relatively are arranged below the table plate (2), the outer ends of the slide blocks (9) are hinged with second connecting rods (10), the lower ends of the second connecting rods (10) are hinged and fixed with the square blocks (8), and the two second connecting rods (10) are hinged in a crossed manner to form a scissors-shaped structure.

6. A new type of educational experimental apparatus according to claim 5, wherein one of the second connecting rods (10) is a telescopic structure.

7. The novel experimental device for educational technology as claimed in claim 5, wherein the upper end of the bottom plate (1) is rotatably provided with two second threaded rods (11), the two second threaded rods (11) have opposite spiral directions, the second threaded rods (11) are in threaded connection with the square blocks (8), and the two second threaded rods (11) rotate simultaneously to form a structure that the two square blocks (8) slide relatively.

8. The novel experimental device for educational technology as claimed in claim 5, wherein the upper end of the bottom plate (1) is fixedly connected with a guide shaft (12), and the guide shaft (12) can slidably penetrate through the two square blocks (8).