CN212938698U

CN212938698U - Novel table chair for teaching

Info

Publication number: CN212938698U
Application number: CN202020839235.0U
Authority: CN
Inventors: 路振茂; 姚素环
Original assignee: Henan Vocational College of Nursing
Current assignee: Henan Vocational College of Nursing
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-04-13
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to the technical field of teaching equipment, in particular to a novel desk and chair for teaching, which comprises a desk and a chair, wherein a connecting mechanism is arranged between the desk and the chair, the desk comprises a desk plate, supporting legs are fixedly arranged at the lower side of the desk plate, a box body is also fixedly arranged at the lower side of the desk plate, the top of the box body is sealed by the desk plate, the rear end of the box body is provided with an opening, the chair comprises a chair seat, a backrest is fixedly arranged at the rear end of the chair seat, and supporting legs are fixedly arranged at the lower side; the utility model arranges the seat of the seat between the two mounting plates, then pushes the shifting block forwards to insert the limit pin into the limit groove, so that the seat can not be separated from the two mounting plates, thereby facilitating the ground cleaning of the students on duty and avoiding the seat from falling off the desk and damaging the students on duty; the utility model discloses can stir the handle of dialling forward, dial the handle and drive the cylindric lock and move forward and break away from the pinhole and receive in the round hole, can upwards rotate this moment the second plate and make the opening of box enlarge to the convenience is put into the box with the schoolbag.

Description

Novel table chair for teaching

Technical Field

The utility model relates to a teaching equipment technical field, concretely relates to novel table chair is used in teaching.

Background

With the rapid development of economy, the living standard of people is steadily improved, and in order to further improve the living standard and quality of people, people find that the learning environment still has a plurality of problems to improve, and the table and chair in the existing classroom still has a plurality of defects. Due to the increasingly heavy learning tasks, textbooks and learning articles needed by students are increasingly increased, and when a large number of books are placed in the schoolbag, the schoolbag cannot be easily placed in a desk hole. In addition, when cleaning is carried out in a classroom, students generally stack the seats on the desk so as to clean the ground more conveniently for the students on duty, but the seats are unstable to be placed and are easy to smash the students on duty, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a novel table chair is used in teaching is provided, conveniently the health is cleaned to the classmate on duty to solve the problem among the prior art.

In order to solve the technical problem, the technical scheme of the utility model is that: a novel desk and chair for teaching comprises a desk and a chair, wherein a connecting mechanism is arranged between the desk and the chair; the desk comprises a desk plate, supporting legs are fixedly arranged on the lower side of the desk plate, a box body is also fixedly arranged on the lower side of the desk plate, the top of the box body is sealed by the desk plate, and an opening is formed in the rear end of the box body; the chair comprises a chair seat, the rear end of the chair seat is fixedly provided with a backrest, and the lower side of the chair seat is fixedly provided with supporting legs;

the connecting mechanism comprises two mounting plates fixedly mounted at the bottom of the box body, and the two mounting plates are arranged oppositely left and right; two installation cavities are oppositely arranged on the left and the right in the chair seat, the installation cavities are provided with through holes which extend outwards and penetrate through the chair seat, limiting pins are movably arranged in the through holes, and limiting grooves matched with the limiting pins are arranged on the inner sides of the installation plates; a stop block positioned in the mounting cavity is fixedly mounted at one end of the limiting pin, and a spring for enabling the limiting pin to be retracted into the through hole is arranged between the stop block and the side wall of the mounting cavity; the seat is internally provided with a linkage mechanism which drives the limiting pin to extend out of the outer side of the through hole.

As a preferable technical scheme, the linkage mechanism comprises a sliding cavity which is positioned in the seat and extends forwards and backwards, and the sliding cavity is positioned between the two installation cavities; the mounting cavity is provided with a through hole which extends inwards and is communicated with the front end of the sliding cavity, an auxiliary block is movably mounted in the through hole, one end of the auxiliary block is fixedly mounted on the stop block, and an inclined plane which faces backwards is arranged at one end of the auxiliary block which extends into the sliding cavity; and sliding blocks positioned at the rear parts of the two auxiliary blocks are arranged in the sliding cavities in a sliding mode.

As a further improvement, the bottom fixed mounting of sliding block has the shifting block, the seat support with the corresponding department in shifting block position is equipped with rectangular shape hole, the shifting block is followed the rectangular shape hole stretches out to the outside of seat support can be followed the rectangular shape hole removes.

The table plate comprises a first plate and a second plate which are arranged in parallel front and back, the first plate is fixedly arranged above the box body, the front end of the second plate is hinged to the rear end of the first plate, and the rotating axis of the second plate extends left and right; and a limiting mechanism is arranged between the first plate and the second plate.

As a preferable technical scheme, the limiting mechanism comprises a round hole which is positioned at the rear end of the first plate and extends forwards and backwards, a cylindrical pin is movably arranged in the round hole, a pin hole matched with the cylindrical pin is arranged at the front end of the second plate, and when the cylindrical pin is inserted into the pin hole, the first plate and the second plate are positioned in the same plane; the outer side of the cylindrical pin is fixedly provided with a shifting handle, the bottom of the first plate is provided with a strip-shaped hole which is communicated with the round hole and extends forwards and backwards, and the shifting handle extends out of the strip-shaped hole to the outer side of the first plate and can move along the strip-shaped hole.

By adopting the technical scheme, the novel teaching desk and chair comprises a desk and a chair, wherein a connecting mechanism is arranged between the desk and the chair, the desk comprises a desk plate, supporting legs are fixedly arranged on the lower side of the desk plate, a box body is also fixedly arranged on the lower side of the desk plate, the top of the box body is sealed by the desk plate, an opening is formed in the rear end of the box body, the chair comprises a chair seat, a backrest is fixedly arranged on the rear end of the chair seat, and supporting legs are fixedly arranged on the lower side of the chair seat; the utility model arranges the seat of the seat between the two mounting plates, then pushes the shifting block forwards to insert the limit pin into the limit groove, so that the seat can not be separated from the two mounting plates, thereby facilitating the ground cleaning of the students on duty and avoiding the seat from falling off the desk and damaging the students on duty; the utility model discloses can stir the handle of dialling forward, dial the handle and drive the cylindric lock and move forward and break away from the pinhole and receive in the round hole, can upwards rotate this moment the second plate and make the opening of box enlarge to the convenience is put into the box with the schoolbag.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic right view of the desk;

FIG. 3 is a cross-sectional view A-A of the seat of FIG. 1;

FIG. 4 is a cross-sectional view C-C of FIG. 3;

FIG. 5 is a schematic view of the seat attached to a desk;

FIG. 6 is a cross-sectional view taken along line D-D of FIG. 5;

FIG. 7 is a cross-sectional view B-B of FIG. 2;

figure 8 is a schematic view of the second panel rotated upwardly.

In the figure: 1-desk; 2-a table board; 3-supporting legs; 4-a box body; 5-a seat; 6-chair seat; 7-backrest; 8-supporting feet; 9-mounting a plate; 10-mounting a cavity; 11-a through hole; 12-a spacing pin; 13-a limiting groove; 14-a stopper; 15-a spring; 16-a sliding cavity; 17-a via hole; 18-an auxiliary block; 19-inclined plane; 20-a slider; 21-shifting blocks; 22-elongated holes; 23-a first panel; 24-a second panel; 25-round hole; 26-cylindrical pins; 27-pin holes; 28-a shifting handle; 29-bar shaped holes; 30-opening.

Detailed Description

As shown in fig. 1 to 8, a novel desk and chair for teaching comprises a desk 1 and a chair 5, wherein a connecting mechanism is arranged between the desk 1 and the chair 5; the desk 1 comprises a desk plate 2, supporting legs 3 are fixedly mounted on the lower side of the desk plate 2, a box body 4 is further fixedly mounted on the lower side of the desk plate 2, the top of the box body 4 is sealed by the desk plate 2, and an opening 30 is formed in the rear end of the box body 4; the chair 5 comprises a chair seat 6, a backrest 7 is fixedly installed at the rear end of the chair seat 6, and supporting legs 8 are fixedly installed at the lower side of the chair seat 6;

the connecting mechanism comprises two mounting plates 9 fixedly mounted at the bottom of the box body 4, and the two mounting plates 9 are arranged oppositely left and right; two installation cavities 10 are oppositely arranged on the left and the right in the seat 6, through holes 11 which extend outwards and penetrate through the seat 6 are formed in the installation cavities 10, limiting pins 12 are movably installed in the through holes 11, and limiting grooves 13 matched with the limiting pins 12 are formed in the inner sides of the installation plates 9; a stop block 14 positioned in the installation cavity 10 is fixedly installed at one end of the limit pin 12, and a spring 15 for enabling the limit pin 12 to be retracted into the through hole 11 is arranged between the stop block 14 and the side wall of the installation cavity 10; the inside of the chair seat 6 is provided with a linkage mechanism which drives the limit pin 12 to extend out of the outer side of the through hole 11.

The linkage mechanism comprises a sliding cavity 16 which is positioned in the seat 6 and extends forwards and backwards, and the sliding cavity 16 is positioned between the two installation cavities 10; the mounting cavity 10 is provided with a through hole 17 which extends inwards and is communicated with the front end of the sliding cavity 16, an auxiliary block 18 is movably mounted in the through hole 17, one end of the auxiliary block 18 is fixedly mounted on the stop block 14, and one end of the auxiliary block 18 extending into the sliding cavity 16 is provided with a backward inclined surface 19; a sliding block 20 located behind the two auxiliary blocks 18 is slidably mounted in the sliding cavity 16.

The bottom fixed mounting of sliding block 20 has shifting block 21, seat support 6 with the corresponding department in shifting block 21 position is equipped with rectangular shape hole 22, shifting block 21 follows rectangular shape hole 22 stretches out to 6 outside of seat support can be followed rectangular shape hole 22 removes.

The table plate 2 comprises a first plate 23 and a second plate 24 which are arranged in parallel front and back, the first plate 23 is fixedly arranged above the box body 4, the front end of the second plate 24 is hinged to the rear end of the first plate 23, and the rotating axis of the second plate 24 extends left and right; a limiting mechanism is arranged between the first plate 23 and the second plate 24.

The limiting mechanism comprises a round hole 25 which is positioned at the rear end of the first plate 23 and extends forwards and backwards, a cylindrical pin 26 is movably arranged in the round hole 25, a pin hole 27 matched with the cylindrical pin 26 is arranged at the front end of the second plate 24, and when the cylindrical pin 26 is inserted into the pin hole 27, the first plate 23 and the second plate 24 are positioned in the same plane; a shifting handle 28 is fixedly mounted on the outer side of the cylindrical pin 26, a strip-shaped hole 29 which is communicated with the round hole 25 and extends forwards and backwards is formed in the bottom of the first plate 23, and the shifting handle 28 extends out of the strip-shaped hole 29 to the outer side of the first plate 23 and can move along the strip-shaped hole 29.

The using method comprises the following steps: when in use, the chair 5 can be lifted, so that the chair seat 6 of the chair 5 is arranged between the two mounting plates 9; then, the shifting block 21 is pushed forwards, the shifting block 21 drives the sliding block 20 to move forwards along the sliding cavity 16, in the process, the sliding block 20 pushes the inclined surface 19 on the auxiliary block 18 to enable the auxiliary block 18 to move outwards, the auxiliary block 18 drives the stop block 14 to move outwards and compress the spring 15, and meanwhile, the stop block 14 drives the limit pin 12 to extend out of the through hole 11 and be inserted into the limit groove 19 on the mounting plate 9, so that the seat 6 cannot be separated from the two mounting plates 9; at this time, the supporting legs 8 on the lower side of the seat 5 leave the ground as shown in fig. 5, so that the seat 5 is fixed stably, and the seat 5 is prevented from falling off the desk 11 and injuring the students.

After the sanitation cleaning is finished, the shifting block 21 is pushed backwards to separate the sliding block 20 from the inclined surface 19 on the auxiliary block 18, then the spring 15 in a compressed state pushes the stop 14 to move inwards, the stop 14 drives the limit pin 12 to be separated from the limit groove 19 and be retracted into the through hole 11, and then the seat 5 is taken down from between the two mounting plates 9.

When students hold more books in their schoolbags, the schoolbag guided by the opening 30 at the rear end of the case body 4 is small, and is not easy to be put into the case body 4, the shifting handle 28 can be shifted forward, the shifting handle 28 drives the cylindrical pin 26 to move forward to be separated from the pin hole 27 and put into the round hole 25, and the second plate 24 can be rotated upward to enlarge the opening 30 of the case body 4, so that the schoolbags can be conveniently put into the case body 4.

After placing a schoolbag, the second plate 24 is rotated backwards to be positioned in the same plane as the first plate 23, and then the shifting handle 28 is shifted backwards to drive the cylindrical pin 26 to be inserted into the pin hole 27, so that the second plate 24 can not rotate continuously, and the desk plate 2 is kept flat.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel table chair is used in teaching which characterized in that: the desk comprises a desk and a seat, wherein a connecting mechanism is arranged between the desk and the seat; the desk comprises a desk plate, supporting legs are fixedly arranged on the lower side of the desk plate, a box body is also fixedly arranged on the lower side of the desk plate, the top of the box body is sealed by the desk plate, and an opening is formed in the rear end of the box body; the chair comprises a chair seat, the rear end of the chair seat is fixedly provided with a backrest, and the lower side of the chair seat is fixedly provided with supporting legs;

2. A novel desk and chair for teaching as claimed in claim 1, wherein: the linkage mechanism comprises a sliding cavity which is positioned in the chair seat and extends forwards and backwards, and the sliding cavity is positioned between the two installation cavities; the mounting cavity is provided with a through hole which extends inwards and is communicated with the front end of the sliding cavity, an auxiliary block is movably mounted in the through hole, one end of the auxiliary block is fixedly mounted on the stop block, and an inclined plane which faces backwards is arranged at one end of the auxiliary block which extends into the sliding cavity; and sliding blocks positioned at the rear parts of the two auxiliary blocks are arranged in the sliding cavities in a sliding mode.

3. A novel desk and chair for teaching as claimed in claim 2, wherein: the bottom fixed mounting of sliding block has the shifting block, the seat support with the corresponding department in shifting block position is equipped with rectangular shape hole, the shifting block is followed the rectangular shape hole stretches out to the outside of seat support can be followed the rectangular shape hole removes.

4. A novel desk and chair for teaching as claimed in claim 3, wherein: the table plate comprises a first plate and a second plate which are arranged in parallel front and back, the first plate is fixedly arranged above the box body, the front end of the second plate is hinged to the rear end of the first plate, and the rotating axis of the second plate extends left and right; and a limiting mechanism is arranged between the first plate and the second plate.

5. A novel desk and chair for teaching as claimed in claim 4, wherein: the limiting mechanism comprises a round hole which is positioned at the rear end of the first plate and extends forwards and backwards, a cylindrical pin is movably arranged in the round hole, the front end of the second plate is provided with a pin hole matched with the cylindrical pin, and when the cylindrical pin is inserted into the pin hole, the first plate and the second plate are positioned in the same plane; the outer side of the cylindrical pin is fixedly provided with a shifting handle, the bottom of the first plate is provided with a strip-shaped hole which is communicated with the round hole and extends forwards and backwards, and the shifting handle extends out of the strip-shaped hole to the outer side of the first plate and can move along the strip-shaped hole.