CN212827586U

CN212827586U - Automatic chalk discharging box for classroom

Info

Publication number: CN212827586U
Application number: CN202021149140.2U
Authority: CN
Inventors: 彭美清; 罗金伟
Original assignee: Guangzhou Jia Hua Hua Mdt Infotech Ltd
Current assignee: Guangzhou Jia Hua Hua Mdt Infotech Ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-03-30
Anticipated expiration: 2030-06-19

Abstract

The utility model belongs to the technical field of chalk box technique and specifically relates to a classroom is with chalk box of automatic pen feeding, include box body down, the top of box body is provided with the box body down, and the top of box body inside is connected with first spring down, the top of first spring is connected with the backup pad, and the inner wall of backup pad has seted up the spout, the inner wall of box body is provided with the drawer down, and the bottom of drawer is connected with places the board, the bottom of placing the board is connected with the slider, and the one side of placing the board is connected with the second pivot, the inside of going up the box body is provided with the limiting plate, and one side of limiting plate is provided with the pen socket, the inside of pen socket is provided with the second spring, and beneficial effect lies in: through the drawer that sets up, place board, slider, spout, second pivot and handle, the application handle is pulled out the drawer from box body down for the slider slides in the spout, thereby is convenient for the staff to the material loading of chalk.

Description

Automatic chalk discharging box for classroom

Technical Field

The utility model relates to a chalk box technical field especially relates to a classroom is with chalk box of automatic pen-out.

Background

The chalk box is a container for holding chalk, is one of the most common articles in schools, and although multimedia equipment is used in the classroom at present, as an important auxiliary tool in the teaching process, the combination of the traditional blackboard and the chalk still does not exit from the historical stage, but the traditional chalk box cannot adapt to a new teaching environment.

The patent number is CN201721275239.5 discloses a chalk box that conveniently takes, including last box body, lower box body, fall into a plurality of cavitys by the baffle in the box body down, the preceding bottom of every cavity is equipped with out the mouth, goes out the mouth outside and is equipped with out a groove, and the bottom is equipped with the backup pad in every cavity, and the backup pad rear end is articulated on box body down by the round pin axle, and the backup pad front end is followed out a mouthful and is visited, but this patent new chalk is through pressing automatic play pen, the difficult rupture of chalk.

However, when the chalk box is used, a user cannot conveniently add new chalks into the chalk box body, inconvenience is brought to the user, and the shorter chalks cannot be conveniently used, so that the user cannot conveniently write.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a chalk box capable of automatically discharging chalk in classroom.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a chalk box capable of automatically discharging pens in a classroom, and comprises a lower box body, wherein the top of the lower box body is provided with an upper box body, the top end of the inner part of the lower box body is connected with a first spring, the top of the first spring is connected with a supporting plate, the inner wall of the supporting plate is provided with a sliding groove, the inner wall of the lower box body is provided with a drawer, the bottom of the drawer is connected with a placing plate, the bottom of the placing plate is connected with a sliding block, one side of the placing plate is connected with a second rotating shaft, the limiting plate is arranged inside the upper box body, one side of the limiting plate is provided with a pen cap, the second spring is arranged inside the pen cap, one end of the second spring is connected with a clamping plate.

Preferably, the outer side of the pen cap is connected with an anti-slip layer, and the clamping plate is connected with the second spring in a welding mode.

Preferably, the top of the upper box body is connected with a cover plate, one side of the placing plate is connected with a first rotating shaft, and the placing plate is connected with the lower box body through the first rotating shaft.

Preferably, the placing plate is connected with the drawer through a second rotating shaft, and one side of the drawer is connected with a handle.

Preferably, the slider is matched with the inner wall of the sliding groove, and the slider is connected with the sliding groove in a sliding manner, and a discharge hole is formed in one side of the lower box body.

The utility model provides a pair of chalk box of automatic pen-out for classroom, beneficial effect lies in: the device is characterized in that the drawer is pulled out from the lower box body by the handle through the drawer, the placing plate, the sliding block, the sliding groove, the second rotating shaft and the handle, so that the sliding block slides in the sliding groove, and the chalk can be conveniently loaded by workers; through limiting plate, pen socket, splint, second spring and the skid resistant course that sets up, the application limiting plate can separately place the pen socket, and the setting up of pen socket makes the staff can fix the use to the chalk of shorter inconvenient use to make shorter chalk can not be extravagant, and the staff of being convenient for writes.

Drawings

Fig. 1 is a cross-sectional view of a chalk box for automatic pencil feeding in class according to the present invention;

fig. 2 is an enlarged view of a partial structure of a chalk box a for automatic pencil feeding in class according to the present invention;

fig. 3 is an enlarged view of a partial structure of a chalk box B for automatic pencil feeding in class according to the present invention;

fig. 4 is a cross-sectional view of a chalk box and a pen cap of the automatic pen-out chalk box for classroom provided by the utility model;

in the figure: 1. a lower box body; 2. a discharge port; 3. a first spring; 4. a support plate; 5. a drawer; 6. chalk; 7. placing the plate; 8. a first rotating shaft; 9. a second rotating shaft; 10. a chute; 11. a slider; 12. an upper box body; 13. a cover plate; 14. a limiting plate; 15. a pen cap; 16. an anti-slip layer; 17. a second spring; 18. a splint; 19. and (4) a handle.

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, a classroom is with chalk box of automatic play pen, including box body 1 down, the top of box body 1 is provided with box body 12 down, and the inside top of box body 1 is connected with first spring 3 down, the top of first spring 3 is connected with backup pad 4, and the inner wall of backup pad 4 has seted up spout 10, the inner wall of box body 1 is provided with drawer 5 down, and the bottom of drawer 5 is connected with places board 7, the bottom of placing board 7 is connected with slider 11, and one side of placing board 7 is connected with second pivot 9, the inside of box body 12 is provided with limiting plate 14, and one side of limiting plate 14 is provided with pen socket 15, the inside of pen socket 15 is provided with second spring 17, and the one end of second spring 17 is connected with splint 18, the top of placing board 7 is provided with chalk 6.

The device is convenient for workers to feed chalks 6 through the drawer 5, the placing plate 7, the sliding block 11, the sliding groove 10, the second rotating shaft 9 and the handle 19; through the arranged limiting plate 14, the pen cap 15, the clamping plate 18, the second spring 17 and the anti-slip layer 16, the shorter chalk 6 is not wasted, and the writing by workers is facilitated.

Wherein, the outside of pen socket 15 is connected with skid resistant course 16, and splint 18 and second spring 17 welded connection, skid resistant course 16 comprises the rubber material.

Wherein, the top of the upper box body 12 is connected with a cover plate 13, one side of the placing plate 7 is connected with a first rotating shaft 8, the placing plate 7 is connected with the lower box body 1 through the first rotating shaft 8, and the cover plate 13 is rotatably connected with the upper box body 12.

Wherein, the placing plate 7 is connected with the drawer 5 through the second rotating shaft 9, one side of the drawer 5 is connected with a handle 19, and the drawer 5 is conveniently opened by the handle 19.

Wherein, slider 11 and the inner wall phase-match of spout 10, and slider 11 and spout 10 sliding connection lower box body 1's one side seted up discharge gate 2, slider 11 with place board 7 welded connection.

The working principle is as follows: during the use, when needing to carry out the material loading to chalk 6, application handle 19 pulls out drawer 5 from lower box 1, make slider 11 slide in spout 10, place the chalk 6 of material loading on placing board 7, close drawer 5 again, make first spring 3 compress through pressing down backup pad 4, make chalk 6 can roll on discharge gate 2, when needs are used to the chalk 6 of writing short, open apron 13 on the upper box body 12, take out pen socket 15, place chalk 6 in pen socket 15, under splint 18 and second spring 17's effect, chalk 6 is fixed, the setting of skid resistant course 16 is convenient for the staff to the use of pen socket 15.

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 chalk box capable of automatically discharging the chalk in the classroom comprises a lower box body (1) and is characterized in that an upper box body (12) is arranged at the top of the lower box body (1), a first spring (3) is connected to the top end of the interior of the lower box body (1), a supporting plate (4) is connected to the top of the first spring (3), a sliding groove (10) is formed in the inner wall of the supporting plate (4), a drawer (5) is arranged on the inner wall of the lower box body (1), a placing plate (7) is connected to the bottom of the drawer (5), a sliding block (11) is connected to the bottom of the placing plate (7), a second rotating shaft (9) is connected to one side of the placing plate (7), a limiting plate (14) is arranged inside the upper box body (12), a chalk sleeve (15) is arranged on one side of the limiting plate (14), a second spring (17) is arranged inside the chalk sleeve (, and one end of the second spring (17) is connected with a clamping plate (18), and the top of the placing plate (7) is provided with chalk (6).

2. The chalk box for automatic pen-out in class according to claim 1, characterized in that the outer side of the pen cap (15) is connected with an anti-slip layer (16), and the clamping plate (18) is welded with the second spring (17).

3. The chalk box capable of automatically discharging the chalk in the classroom according to claim 1, wherein the top of the upper box body (12) is connected with a cover plate (13), one side of the placing plate (7) is connected with a first rotating shaft (8), and the placing plate (7) is connected with the lower box body (1) through the first rotating shaft (8).

4. The chalk box of the automatic pencil discharging for the classroom according to claim 1, characterized in that the placing plate (7) is connected with the drawer (5) through the second rotating shaft (9), and one side of the drawer (5) is connected with a handle (19).

5. The chalk box capable of automatically discharging the chalk in the classroom according to claim 1, wherein the sliding block (11) is matched with the inner wall of the sliding groove (10), and the discharging hole (2) is formed in one side of the sliding block (11) and the sliding groove (10) which are connected with the lower box body (1) in a sliding manner.