CN211808677U

CN211808677U - Blackboard for English teaching

Info

Publication number: CN211808677U
Application number: CN202020246764.XU
Authority: CN
Inventors: 张薇; 刘欣; 李田
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-10-30
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a blackboard is used in english teaching, the on-line screen storage device comprises a base, the bilateral symmetry of base is provided with the backup pad, and is two sets of the top of backup pad all is provided with the mounting panel, and is two sets of the bottom of the positive one end of mounting panel all is provided with the drawer, and is a set of the top of the positive one end of mounting panel is provided with control panel. The utility model discloses the device passes through the slide rail, the slider, the gear, the connecting rod, the blackboard eraser, cooperation between rack and the pivot, can clean the word on the blackboard, can clean the blackboard completely simultaneously, reduce the number of times of making a round trip to clean, and clean cleaner, time saving and labor saving, adsorb inside the dust collecting tank to the chalk dust, can concentrate to the chalk dust of cleaning down and accomodate, the sanitation and hygiene of teaching environment has not only been improved, prevent the pollution of air, the emergence of teaching worker occupational disease has also been prevented, student's is guaranteed healthy, the drawer can be accomodate the article of some chalks and teaching materials and the like.

Description

Blackboard for English teaching

Technical Field

The utility model relates to an english teaching technical field specifically is a blackboard is used in english teaching.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, is mainly used for teaching, is generally made of wood boards or ground glass and the like, can be written on by specific writing materials such as chalk and the like, and is mostly black, greenish black, white or beige.

The blackboard that present teaching was used still has certain defect in teaching practice, to the chalk of writing and some teaching aids, all be placed in a jumble usually and disorderly at the podium, does not concentrate the place of accomodating to it, cleans comparatively taking time to blackboard chalk typeface to the in-process that the chalk was written produces a large amount of dusts, can't collect and cause environmental pollution and educator and student's bodily injury.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blackboard is used in english teaching to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a blackboard for English teaching comprises a base, wherein supporting plates are symmetrically arranged on two sides of the base, mounting plates are arranged on the tops of two groups of supporting plates, drawers are arranged at the bottoms of the front ends of the two groups of mounting plates, a control panel is arranged at the top of the front end of the mounting plate, a sound box is arranged at the top of the front end of the mounting plate, a blackboard is arranged at the middle position of one side, close to each other, of the two groups of mounting plates, slide rails are arranged at the tops and the bottoms of the blackboards, a slide block is sleeved on one side, close to the control panel, of the outer sides of the two groups of slide rails, connecting rods are arranged at one ends of the front sides of the two groups of slide blocks, four groups of rotating shafts are uniformly arranged at one end of the back, the blackboard is characterized in that a rack is arranged at the top of one end of the front face of the blackboard, a dust collecting groove is arranged at the bottom of one end of the front face of the blackboard, guide pipes are arranged on two sides of the dust collecting groove, an air pump is arranged at the middle position of the bottom of the guide pipe, a storage bin is arranged at the output end of the air pump, and the control panel is respectively electrically connected with the air pump and the sound box through wires.

Preferably, the bottom of the air pump is fixedly connected with the middle position of the top of the base.

Preferably, the gear and the rack are positioned on the same vertical surface, and the gear and the rack are meshed with each other.

Preferably, a handle is arranged in the middle of one end of the front face of the connecting rod, and anti-skid grains are arranged on the outer side of the handle.

Preferably, a bearing is arranged at the top of the outer side of the rotating shaft, and the top of the bearing is fixedly connected with the connecting rod.

Preferably, both sides of the slide rail are provided with limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that: this blackboard for english teaching passes through the slide rail, the slider, the gear, the connecting rod, the blackboard eraser, cooperation between rack and the pivot, can clean the word on the blackboard, the blackboard can be cleaned completely simultaneously, reduce the number of times of making a round trip to clean, and clean cleaner, time saving and labor saving, through the collecting storage, the air pump, mutually support between honeycomb duct and the dust collecting tank, adsorb inside the dust collecting tank to the chalk dust, can concentrate to the chalk dust of cleaning down and accomodate, the sanitation and hygiene of teaching environment has not only been improved, prevent the pollution of air, the emergence of teaching worker occupational disease has also been prevented simultaneously, student's is healthy also guaranteed, the drawer can be accomodate the article of some chalks and teaching materials class.

Drawings

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

fig. 2 is a side view of the present invention;

figure 3 is the side view and cross section of the blackboard of the utility model.

In the figure: 1. a base; 2. a storage bin; 3. an air pump; 4. a flow guide pipe; 5. a slide rail; 6. a slider; 7. a drawer; 8. mounting a plate; 9. a control panel; 10. a gear; 11. a connecting rod; 12. a blackboard eraser; 13. a rack; 14. sounding; 15. a blackboard; 16. a dust collecting groove; 17. a support plate; 18. a rotating shaft.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a blackboard for English teaching comprises a base 1, wherein supporting plates 17 are symmetrically arranged on two sides of the base 1, mounting plates 8 are arranged on the tops of the two groups of supporting plates 17, drawers 7 are arranged at the bottoms of the front ends of the two groups of mounting plates 8, chalk and some teaching aids are stored, a control panel 9 is arranged at the top of the front end of the one group of mounting plates 8, a sound 14 is arranged at the top of the front end of the one group of mounting plates 8, a blackboard 15 is arranged at the middle position of one side, close to each other, of the two groups of mounting plates 8, sliding rails 5 are arranged at the top and the bottom of the blackboard 15, a sliding block 6 is sleeved on one side, close to the control panel 9, of the outer sides of the two groups of sliding blocks 5, a connecting rod 11 is arranged at one end of the front side of the two groups of sliding blocks 6, four groups of, the top of the positive one end of blackboard 15 is provided with rack 13, the bottom of the positive one end of blackboard 15 is provided with dust collecting tank 16, the both sides of dust collecting tank 16 are provided with honeycomb duct 4, the intermediate position department of honeycomb duct 4 bottom is provided with air pump 3, the output of air pump 3 is provided with collecting bin 2, can collect chalk dust, prevents the emergence of teacher's occupational disease, and control panel 9 passes through the wire and is connected with air pump 3 and stereo set 14 electricity respectively.

In this implementation, the bottom of air pump 3 and the intermediate position department fixed connection at base 1 top, keep the stability of air pump 3 during operation, gear 10 is in same vertical face with rack 13, intermeshing between gear 10 and the rack 13, when gear 10 removes, can make four group's gears 10 rotate, the intermediate position department of the positive one end of connecting rod 11 is provided with the handle, and the handle outside is provided with anti-skidding line, be convenient for teacher's pulling, the top in the 18 outside of pivot is provided with the bearing, and the top and the connecting rod 11 fixed connection of bearing, make pivot 18 can rotate, the both sides of slide rail 5 all are provided with spacingly, prevent that 6 slippage of slider from sliding rail 5.

The working principle is as follows: the power is switched on, the control panel 9 is turned on, when the blackboard 15 is full of writing and needs to be wiped, the handle on the connecting rod 11 is pulled, the connecting rod 11 drives the rotating shaft 18 to move, the rotating shaft 18 drives the gear 10 to move, the gear 10 rotates under the action of the rack 13, the group of gears 10 rotates, the four groups of gears 10 rotate simultaneously through the transmission of mutual meshing, the four groups of gears 10 drive the four groups of blackboard erasers 12 to rotate simultaneously, the blackboard erasers 12 erase the writing on the blackboard 15, time and labor are saved, at the moment, the air pump 3 is opened through the control panel 9, the dust generated by wiping is absorbed into the dust collecting groove 16 by the air pump 3 in the falling process and enters the storage bin 2 through the draft tube 4, chalk dust is collected, occupational diseases of teachers are reduced, and some English-related songs or hearing tests can be played through the sound 14.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a blackboard is used in english teaching, includes base (1), its characterized in that: the bilateral symmetry of base (1) is provided with backup pad (17), and two sets of the top of backup pad (17) all is provided with mounting panel (8), and two sets of the bottom of the positive one end of mounting panel (8) all is provided with drawer (7), and a set of the top of the positive one end of mounting panel (8) is provided with control panel (9), and a set of the top of the positive one end of mounting panel (8) is provided with stereo set (14), and two sets of mounting panel (8) are provided with blackboard (15) near the intermediate position department of one side each other, the top and the bottom of blackboard (15) all are provided with slide rail (5), and two sets of slide rail (5) outside is close to one side of control panel (9) and all overlaps and is equipped with slider (6), and two sets of the positive one end of slider (6) are provided with connecting rod (, four sets intermediate position department in pivot (18) outside all is provided with gear (10), four sets back one end of pivot (18) all is provided with blackboard eraser (12), the top of blackboard (15) front one end is provided with rack (13), the bottom of blackboard (15) front one end is provided with dust collecting tank (16), the both sides of dust collecting tank (16) are provided with honeycomb duct (4), the intermediate position department of honeycomb duct (4) bottom is provided with air pump (3), the output of air pump (3) is provided with storage bin (2), control panel (9) are connected with air pump (3) and stereo set (14) electricity respectively through the wire.

2. The blackboard for english teaching according to claim 1, characterized in that: the bottom of the air pump (3) is fixedly connected with the middle position of the top of the base (1).

3. The blackboard for english teaching according to claim 1, characterized in that: the gear (10) and the rack (13) are positioned on the same vertical surface, and the gear (10) and the rack (13) are meshed with each other.

4. The blackboard for english teaching according to claim 1, characterized in that: the middle position of one end of the front surface of the connecting rod (11) is provided with a handle, and the outer side of the handle is provided with anti-skidding lines.

5. The blackboard for english teaching according to claim 1, characterized in that: and a bearing is arranged at the top of the outer side of the rotating shaft (18), and the top of the bearing is fixedly connected with the connecting rod (11).

6. The blackboard for english teaching according to claim 1, characterized in that: and limiting blocks are arranged on two sides of the sliding rail (5).