CN213831132U

CN213831132U - Blackboard for primary and secondary school education

Info

Publication number: CN213831132U
Application number: CN202022342618.XU
Authority: CN
Inventors: 殷永强; 李佳乐; 李科; 刘涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-07-30
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a blackboard for middle and primary school's education, including the blackboard that can two-sidedly write, the blackboard passes through the axis of rotation and installs in bearing sleeve, bearing sleeve fixes on the base, the base has upright seat through slide bar sliding connection, the slide bar is fixed on founding the seat, be equipped with the blackboard eraser subassembly that is used for clearing up the blackboard two sides on founding the seat, it still is equipped with the water storage bucket that is used for supplying water for the blackboard eraser subassembly to found the seat, this kind of blackboard is the blackboard that can two-sidedly write, after the blackboard is full, can slide to the maximum height through the slide bar with founding the seat, and utilize the blackboard eraser subassembly to clean the blackboard, wherein the cotton demountable of blackboard eraser gets off and washs the change, can add the water in the water storage bucket into the blackboard eraser cotton simultaneously and carry out moist, so that clean cleaning, when not using the blackboard eraser subassembly, slide to the base on founding the seat, reduce holistic occupation space.

Description

Blackboard for primary and secondary school education

Technical Field

The utility model relates to a teaching facility technical field specifically is a blackboard is used in middle and primary school's education.

Background

The blackboard is not particularly a black board, but is a plane which can be repeatedly written by chalk in the traditional sense, the board is hard and is mainly used for education and teaching work, the blackboard is generally made of materials such as wood boards or ground glass, and can be written on by specific writing materials such as chalk, a sign pen and the like, the specific writing materials are mostly black, dark green, white or beige, the blackboard is one of communication links between teachers and students, but the existing blackboard is generally a single-sided blackboard, and when a common blackboard eraser is used for wiping, too much chalk dust is absorbed into a human body, so that the blackboard is not favorable for the human body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blackboard for primary and secondary school's education to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blackboard for middle and primary school's education, includes the blackboard that can two-sidedly write, the blackboard passes through the axis of rotation and installs in bearing sleeve, bearing sleeve fixes on the base, the base has the seat of standing through slide bar sliding connection, the slide bar is fixed on the seat of standing, be equipped with the blackboard eraser subassembly that is used for clearing up the blackboard two sides on the seat of standing, still be equipped with the water storage bucket that is used for the blackboard eraser subassembly water supply on the seat of standing.

Furthermore, the blackboard eraser assembly comprises an eraser groove, eraser cotton and a telescopic cylinder, the eraser cotton is detachably mounted in the eraser groove, the telescopic cylinder is fixed on the vertical seat, the output end of the telescopic cylinder is fixedly connected to the eraser groove, and the output end of the telescopic cylinder drives the eraser groove and the eraser cotton to wipe the blackboard.

Furthermore, the blackboard eraser groove is connected with the water storage barrel through a water delivery pipe so that water in the water storage barrel can enter the blackboard eraser cotton for wetting, and a control valve is arranged at a water outlet of the water storage barrel.

Further, be equipped with the loading board on the base, be equipped with the handle on the loading board, the one end that the handle was kept away from to the loading board articulates inside the base, when founding the seat and sliding to the maximum height through the slide bar, rotate the loading board and make it bear the slide bar bottom, just the blackboard eraser subassembly can be cleaned the blackboard when founding the seat and sliding to the maximum height through the slide bar.

Furthermore, the bottom of the base is provided with universal wheels.

Furthermore, a pushing handle and a hook for winding the water delivery pipe are arranged on the vertical seat.

Compared with the prior art, the beneficial effects of the utility model are that:

this kind of blackboard is the blackboard that can two-sidedly write, and after the blackboard was full, can slide to the maximum height through the slide bar with founding the seat, and utilizes the blackboard eraser subassembly to clean the blackboard, and wherein the cotton detachable of blackboard eraser is washd and is changed, can add the water in the water storage bucket simultaneously and wet in the blackboard eraser is cotton to clean, when not using the blackboard eraser subassembly, slide bar slides to the base on will founding the seat in, reduces holistic occupation space.

Drawings

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

fig. 2 is a schematic diagram of the structure a of the present invention.

In the reference symbols: 1. a blackboard; 2. a rotating shaft; 3. a bearing sleeve; 4. a base; 5. a slide bar; 6. a vertical seat; 7. an eraser assembly; 8. a water storage barrel; 9. a board erasing slot; 10. erasing cotton; 11. a telescopic cylinder; 12. a water delivery pipe; 13. a carrier plate; 14. a handle; 15. a universal wheel; 16. a pushing handle; 17. and (4) hanging hooks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a blackboard for middle and primary school's education, includes blackboard 1 that can two-sidedly write, and blackboard 1 passes through axis of rotation 2 to be installed in bearing sleeve 3, and bearing sleeve 3 fixes on base 4, and base 4 has upright seat 6 through 5 sliding connection of slide bar, and slide bar 5 fixes on founding seat 6, is equipped with the blackboard eraser subassembly 7 that is used for clearing up the blackboard two sides on founding seat 6, still is equipped with the water storage bucket 8 that is used for blackboard eraser subassembly 7 water supply on founding seat 6.

The blackboard eraser assembly 7 comprises an eraser groove 9, eraser cotton 10 and a telescopic cylinder 11, the eraser cotton 10 is detachably mounted in the eraser groove 9, the telescopic cylinder 11 is fixed on the vertical seat 6, the output end of the telescopic cylinder 11 is fixedly connected to the eraser groove 9, and the output end of the telescopic cylinder 11 drives the eraser groove 9 and the eraser cotton 10 to wipe the blackboard.

The blackboard eraser groove 9 is connected with the water storage barrel 8 through a water delivery pipe 12 so that water in the water storage barrel 8 can enter the blackboard eraser cotton 10 to be moistened, a control valve is arranged at a water outlet of the water storage barrel 8, and the water in the water storage barrel 8 can enter the blackboard eraser cotton 10 through the control valve.

Be equipped with loading board 13 on the base 4, be equipped with handle 14 on the loading board 13, loading board 13 is kept away from the one end of handle 14 and is articulated inside base 4, found seat 6 and slide when the maximum height through slide bar 5, rotate loading board 13 and make it bear 5 bottoms of slide bar, and found seat 6 and slide when the maximum height through slide bar 5 blackboard eraser subassembly 7 can clean blackboard 1, when not using blackboard eraser subassembly 7, slide 5 to the base 4 on will standing seat 6 in, reduce holistic occupation space.

The bottom of the base 4 is provided with universal wheels 15, which is convenient for the movement of the whole device.

The vertical seat 6 is also provided with a push handle 16 and a hook 17 for winding the water delivery pipe 12, so that the water delivery pipe 12 is prevented from being placed in a mess.

The working principle is as follows: this kind of blackboard is the blackboard that can two-sidedly write, after the blackboard is full, can slide to the maximum height through slide bar 5 with founding seat 6, and utilize blackboard eraser subassembly 7 to clean the blackboard, specifically the output drive blackboard eraser groove 9 through telescopic cylinder 11 and blackboard eraser cotton 10 clean the blackboard, wherein the cotton 10 demountable of blackboard eraser gets down and washs the change, can add the water in the water storage bucket 8 simultaneously and carry out moist in the blackboard eraser cotton 10, so that clean cleaning, when not using blackboard eraser subassembly 7, slide bar to base 4 on founding seat 6 in, reduce holistic occupation space.

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

Claims

1. The utility model provides a blackboard is used in primary and secondary school's education which characterized in that: including blackboard (1) that can two-sidedly write, install in bearing sleeve (3) blackboard (1) through axis of rotation (2), bearing sleeve (3) are fixed on base (4), base (4) have through slide bar (5) sliding connection and found seat (6), slide bar (5) are fixed on founding seat (6), be equipped with eraser subassembly (7) that are used for clearing up the blackboard two sides on founding seat (6), still be equipped with water storage bucket (8) that are used for wiping subassembly (7) for the blackboard on founding seat (6) and supply water.

2. The blackboard for education in primary and secondary schools according to claim 1, wherein: the blackboard eraser assembly (7) comprises an eraser groove (9), eraser cotton (10) and a telescopic cylinder (11), the eraser cotton (10) is detachably mounted in the eraser groove (9), the telescopic cylinder (11) is fixed on the vertical seat (6), the output end of the telescopic cylinder (11) is fixedly connected to the eraser groove (9), and the output end of the telescopic cylinder (11) drives the eraser groove (9) and the eraser cotton (10) to wipe the blackboard.

3. The blackboard for education in primary and secondary schools according to claim 2, wherein: the blackboard eraser groove (9) is connected with the water storage barrel (8) through a water delivery pipe (12) so that water in the water storage barrel (8) enters the blackboard eraser cotton (10) for wetting, and a control valve is arranged at a water outlet of the water storage barrel (8).

4. The blackboard for education in primary and secondary schools according to claim 1, wherein: be equipped with loading board (13) on base (4), be equipped with handle (14) on loading board (13), the one end that handle (14) were kept away from in loading board (13) articulates inside base (4), when standing seat (6) and sliding to maximum height through slide bar (5), rotate loading board (13) and make it bear slide bar (5) bottom, just blackboard eraser subassembly (7) can be cleaned blackboard (1) when standing seat (6) and slide to maximum height through slide bar (5).

5. The blackboard for education in primary and secondary schools according to claim 1, wherein: the bottom of the base (4) is provided with universal wheels (15).

6. The blackboard for education in primary and secondary schools according to claim 1, wherein: the vertical seat (6) is also provided with a push handle (16) and a hook (17) for winding the water delivery pipe (12).