CN213676163U

CN213676163U - Novel blackboard eraser

Info

Publication number: CN213676163U
Application number: CN202022671999.6U
Authority: CN
Inventors: 徐美元
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-13
Anticipated expiration: 2030-11-18

Abstract

The utility model belongs to the technical field of the education technique and specifically relates to a novel blackboard eraser, including the blackboard eraser, the front surface of blackboard eraser is provided with cotton and inhales the ash hole, the rear surface of blackboard eraser is provided with the spout, the inside sliding connection of spout has the slide, the inboard of slide is provided with the heat dissipation layer, and beneficial effect lies in: the dust suction hole, the dust suction fan, the motor and the rotating shaft are arranged, so that chalk dust can be sucked into the blackboard eraser from the dust suction hole under the action of the motor, and the opening and the drawer are arranged, so that the sucked chalk dust can be collected conveniently, and the situation that a user sucks a large amount of chalk dust in the using process to influence the body health can be prevented; through setting up spout and slide, be convenient for open the inner chamber of blackboard eraser, be favorable to when inside part damages, change it, improve the practicality, can protect the inside part of blackboard eraser through setting up heat dissipation layer and dehumidification layer, avoid it to receive the destruction of high temperature and moisture, further strengthen the practicality.

Description

Novel blackboard eraser

Technical Field

The utility model relates to an education technique field especially relates to a novel blackboard eraser.

Background

The blackboard eraser is generally made of materials such as flannelette sponge, and in the process of using the blackboard eraser, the flannelette rubs against the blackboard, so that chalk dust left on the blackboard is erased, and the blackboard eraser plays a role in erasing the blackboard.

The existing blackboard eraser does not have the function of collecting chalk dust in the using process, so that a user can possibly inhale a large amount of chalk dust to influence the body health; and the rear shell and the main body of the existing blackboard eraser are fixedly connected, so that the practicability is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel blackboard eraser.

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

the utility model provides a novel blackboard eraser, includes the blackboard eraser, the front surface of blackboard eraser is provided with the cotton and inhales the ash hole, the rear surface of blackboard eraser is provided with the spout, the inside sliding connection of spout has the slide, the inboard of slide is provided with the heat dissipation layer, one side on heat dissipation layer is provided with the dehumidification layer, the dust absorption fan is installed to the inner chamber of blackboard eraser, the outside of dust absorption fan is provided with the protective housing, the motor is installed at the back of dust absorption fan, the motor passes through the swivelling axis connection with the dust absorption fan, the battery is installed to the both sides of dust absorption fan, the bottom of dust absorption fan is provided with the drawer, one side of blackboard eraser be provided with the.

Preferably, the battery is a rechargeable battery, and the battery material is a lithium battery.

Preferably, one side of the blackboard eraser is provided with two groups of heat dissipation holes, and a dust screen is arranged in each heat dissipation hole.

Preferably, a charging port is arranged at the middle position of one side of the blackboard eraser, which is positioned at the two groups of heat dissipation holes.

Preferably, a rotating shaft is arranged at the bottom of one side of the blackboard eraser, and a fixing plate is connected to the bottom of the rotating shaft.

Preferably, the top of the blackboard eraser is provided with a hook, and the inner side of the hook is provided with an anti-skid layer.

The utility model provides a pair of novel blackboard eraser, beneficial effect lies in: the dust suction hole, the dust suction fan, the motor and the rotating shaft are arranged, so that chalk dust can be sucked into the blackboard eraser from the dust suction hole under the action of the motor, and the opening and the drawer are arranged, so that the sucked chalk dust can be collected conveniently, and the situation that a user sucks a large amount of chalk dust in the using process to influence the body health can be prevented; the motor is conveniently powered by arranging the battery, and the battery is conveniently charged by arranging the charging port; through setting up spout and slide, be convenient for open the inner chamber of blackboard eraser, be favorable to when inside part damages, change it, improve the practicality, can protect the inside part of blackboard eraser through setting up heat dissipation layer and dehumidification layer, avoid it to receive the destruction of high temperature and moisture, further strengthen the practicality.

Drawings

Fig. 1 is a schematic view of an appearance structure provided by the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of a partial structure provided by the present invention;

fig. 4 is an enlarged schematic view of the point a of the present invention;

fig. 5 is a schematic view of a back structure of the blackboard eraser provided by the present invention;

fig. 6 is a schematic structural view of a slide plate according to the present invention;

fig. 7 is a schematic view of the slide board assembly structure according to the present invention.

In the figure: 1. a blackboard eraser; 2. cotton cloth; 3. a dust suction hole; 4. a chute; 5. a slide plate; 6. a heat dissipation layer; 7. a dehumidification layer; 8. a dust collection fan; 9. a protective shell; 10. a motor; 11. a rotating shaft; 12. a battery; 13. a drawer; 14. an opening; 15. heat dissipation holes; 16. a charging port; 17. a rotating shaft; 18. and (7) fixing the plate.

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. 1-7, a novel blackboard eraser comprises a blackboard eraser 1, a cotton cloth 2 and an ash sucking hole 3 are arranged on the front surface of the blackboard eraser 1, a chute 4 is arranged on the rear surface of the blackboard eraser, a sliding plate 5 is slidably connected inside the chute 4, a heat dissipation layer 6 is arranged on the inner side of the sliding plate 5, a dehumidification layer 7 is arranged on one side of the heat dissipation layer 6, a dust suction fan 8 is arranged in an inner cavity of the blackboard eraser 1, a protective shell 9 is arranged outside the dust suction fan 8, a motor 10 is arranged on the back of the dust suction fan 8, the motor 10 is connected with the dust suction fan 8 through a rotating shaft 11, batteries 12 are arranged on two sides of the dust suction fan 8, a drawer 13 is arranged at the bottom of the dust; through the arrangement of the dust suction hole 3, the dust suction fan 8, the motor 10 and the rotating shaft 11, chalk dust is sucked into the blackboard eraser 1 from the dust suction hole 3 under the action of the motor 10, and through the arrangement of the opening 14 and the drawer 13, the sucked chalk dust is collected conveniently, so that the situation that a user sucks a large amount of chalk dust in the using process to influence the body health is prevented; by providing a battery 12, it is convenient to power the motor 10, and by providing a charging port 16, it is convenient to charge the battery 12; through setting up spout 4 and slide 5, be convenient for open the inner chamber of blackboard eraser 1, be favorable to when inside part damages, change it, improve the practicality, can protect the inside part of blackboard eraser 1 through setting up heat dissipation layer 6 and dehumidification layer 7, avoid it to receive the destruction of high temperature and moisture, further strengthen the practicality.

Wherein, the battery 12 is a rechargeable battery, and the battery 12 is made of a lithium battery; by configuring the battery 12 as a lithium rechargeable battery, the life and quality of the battery 12 is facilitated to be improved.

Wherein, one side of the blackboard eraser 1 is provided with two groups of heat dissipation holes 15, and the interior of each heat dissipation hole 15 is provided with a dust screen; through setting up louvre 15, be convenient for the motor 10 heat dissipation, protect it, through setting up the dust screen, can prevent that the dust from getting into from louvre 15.

Wherein, a charging port 16 is arranged at the middle position of two groups of heat dissipation holes 15 at one side of the blackboard eraser 1; by providing the charging port 16, the battery 12 can be charged conveniently, and the endurance can be improved.

Wherein, the bottom of one side of the blackboard eraser 1 is provided with a rotating shaft 17, and the bottom of the rotating shaft 17 is connected with a fixing plate 18; by providing the pivot shaft 17 and the fixing plate 18, the drawer 13 can be fixed and prevented from falling out of the opening 14.

Wherein, the top of the blackboard eraser 1 is provided with a hook, and the inner side of the hook is provided with an anti-skid layer; through setting up the couple, can hang it on the wall when blackboard eraser 1 is not used, through setting up the skid resistant course, prevent that it from coming off on the wall.

The working principle is as follows: during the use, open motor 10, then the word on aiming at the blackboard with cotton 2 on the blackboard eraser 1 is cleaned, motor 10 drives rotation axis 11 and rotates, rotation axis 11 drives dust absorption fan 8 and rotates, under the effect of dust absorption fan 8, can inhale the drawer 13 inside from dust absorption hole 3 with the chalk dust, be convenient for collect the chalk dust, prevent that the user from inhaling a large amount of chalk dust in the use, influence healthy, the battery 12 of setting, can provide power for motor 10, after the use, insert the charging port 16 with the charging wire, charge for battery 12, when blackboard eraser 1 internals needs maintenance or change, with slide 5 from spout 4 in the spout can, under heat dissipation layer 6 and dehumidification layer 7's effect, can protect blackboard eraser 1 internals's part, avoid it to receive the destruction of high temperature and moisture.

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 utility model provides a novel blackboard eraser, includes blackboard eraser (1), its characterized in that: the front surface of the blackboard eraser (1) is provided with cotton cloth (2) and an ash sucking hole (3), the rear surface of the blackboard eraser is provided with a chute (4), the inside of the chute (4) is connected with a sliding plate (5) in a sliding way, a heat dissipation layer (6) is arranged on the inner side of the sliding plate (5), a dehumidification layer (7) is arranged on one side of the heat dissipation layer (6), a dust absorption fan (8) is arranged in the inner cavity of the blackboard eraser (1), a protective shell (9) is arranged outside the dust absorption fan (8), a motor (10) is arranged at the back of the dust absorption fan (8), the motor (10) is connected with the dust absorption fan (8) through a rotating shaft (11), batteries (12) are arranged on two sides of the dust collection fan (8), a drawer (13) is arranged at the bottom of the dust collection fan (8), one side of the blackboard eraser (1) is provided with an opening (14) matched with the drawer (13).

2. The novel blackboard eraser according to claim 1, characterized in that the battery (12) is a rechargeable battery, and the battery (12) is made of lithium battery.

3. The novel blackboard eraser according to claim 1, characterized in that one side of the blackboard eraser (1) is provided with two sets of heat dissipation holes (15), and the inside of the heat dissipation holes (15) is provided with a dust screen.

4. The novel blackboard eraser according to claim 1, characterized in that a charging port (16) is arranged on one side of the blackboard eraser (1) at the middle position of the two sets of heat dissipation holes (15).

5. The novel blackboard eraser as claimed in claim 1, characterized in that the bottom of one side of the blackboard eraser (1) is provided with a rotating shaft (17), and the bottom of the rotating shaft (17) is connected with a fixing plate (18).

6. The novel blackboard eraser as claimed in claim 1, characterized in that the top of the blackboard eraser (1) is provided with a hook, and the inside of the hook is provided with an anti-slip layer.