CN209851903U - Environment-friendly blackboard capable of being used repeatedly - Google Patents

Abstract

The utility model discloses an environment-friendly blackboard which can be repeatedly used, comprising a vacuum pump, a blackboard body, a sliding block, a sliding rail and a dust collecting box, the upper and lower end surfaces of the blackboard body are provided with slide rails, a chute is arranged in the slide rails, the lower surface of the slide rail at the bottom end of the blackboard body is provided with a dust collecting box, a dust collecting bag is arranged in the dust collecting box, a vacuum pump is fixed on the surface of one side of the dust collecting box, a fixed shaft is arranged on one side surface of the sliding block, a pulley is rotatably arranged on the sliding block through the fixed shaft, the sliding block is arranged in the sliding rail in a sliding way through a pulley, a brush is rotatably arranged in the sliding block, the motor is installed on the top of sliding block, the dust absorption chamber has been seted up to the inside of sliding block, the dust absorption chamber is located the rear of brush, the dust absorption chamber runs through towards one side surface of brush and has seted up the dust absorption mouth. The utility model discloses can pass through the vacuum pump with the chalk dust and inhale in the dust collecting box when possessing the blackboard, prevent the advantage that the chalk dust is wafted at will.

Description

Environment-friendly blackboard capable of being used repeatedly

Technical Field

The utility model relates to a teaching aid technical field specifically is an environmental protection blackboard that can use repeatedly.

Background

The blackboard used by various schools in China still mainly comprises the traditional blackboard, the blackboard eraser is time-consuming and labor-consuming to erase, chalk dust can fly in all the sky when the blackboard is erased, fall on a desk, and is in front of a platform or even sucked into the body, mood and health are affected, discomfort of pharynx, nose and throat can be caused by excessive chalk dust, and pneumonia or respiratory diseases can be caused seriously or even.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environmental protection blackboard that can use repeatedly, can pass through the vacuum pump with the chalk dust and inhale in the dust collecting box when possessing the blackboard of wiping, prevent the advantage that the chalk dust from wafting at will, when having solved the blackboard of wiping, the chalk dust can fly and dance all the way, drop on the desk, before the podium, inhale even internally, influence mood, also influence healthily, inhale too much chalk dust, can arouse the discomfort of pharynx, nose, larynx, serious arouse pneumonia or respiratory disease's problem even.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an environmental protection blackboard that can use repeatedly, includes vacuum pump, blackboard body, sliding block, slide rail and dust collection box, blackboard body's upper and lower both ends surface is equipped with the slide rail, set up the spout in the slide rail, the lower surface of the slide rail of blackboard body bottom is equipped with the dust collection box, the inside of dust collection box is equipped with the dust bag, a side fixed surface of dust collection box has the vacuum pump, a side surface of sliding block is equipped with the fixed axle, the sliding block passes through the fixed axle and rotates and install the pulley, the sliding block passes through pulley slidable mounting in the slide rail, the inside of sliding block is rotated and is installed the brush, the motor is installed on the top of sliding block, the suction chamber has been seted up to the inside of sliding block, the suction chamber is located the rear of brush, the suction.

Preferably, the motor is in transmission connection with the brush, and a dust cover is fixed outside the motor.

Preferably, the vacuum pump is communicated with the dust suction cavity and a dust collection bag in the dust collection box through an air pipe, and the surface of the dust collection box is rotatably provided with a cover plate through a hinge.

Preferably, the sliding groove is matched with the pulley in size.

Preferably, the dust suction ports are uniformly and equidistantly distributed on one side surface of the dust suction cavity.

Preferably, the brush is attached to the blackboard body.

Preferably, the vacuum pump is in communication with an external power source via a power plug.

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

1. the utility model discloses a set up the sliding block, the suction chamber has been seted up to the inside of sliding block, and one side in suction chamber has seted up the dust absorption mouth, and the sliding block is located one side rotation that the dust absorption mouth deviates from the suction chamber and installs the brush, and the user switches on external power supply with the motor when using, and the motor drives the brush and clears up the blackboard surface, and the chalk dust that the brush was swept up inhales to the dust bag of dust collection box from the dust absorption mouth of the suction chamber department of sliding block.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the sliding block of the present invention.

In the figure: 1. a vacuum pump; 2. an air tube; 3. a blackboard body; 4. a brush; 5. a slider; 6. a motor; 7. a slide rail; 8. a chute; 9. a dust collection bag; 10. a dust collecting box; 11. a cover plate; 12. a pulley; 13. a fixed shaft; 14. a dust suction port; 15. a dust suction cavity.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides an embodiment: an environment-friendly blackboard capable of being repeatedly used comprises a vacuum pump 1, a blackboard body 3, a sliding block 5, a sliding rail 7 and a dust collection box 10, wherein the sliding rail 7 is arranged on the upper end surface and the lower end surface of the blackboard body 3, a sliding groove 8 is formed in the sliding rail 7, the sliding block 5 is slidably mounted in the sliding rail 7 through the sliding groove 8, the lower surface of the sliding rail 7 at the bottom end of the blackboard body 3 is provided with the dust collection box 10, the surface of one side of the dust collection box 10, which is far away from the vacuum pump 1, is penetrated and provided with an air outlet, a dust collection bag 9 is arranged inside the dust collection box 10, the surface of one side of the dust collection box 10 is fixed with the vacuum pump 1, the vacuum pump 1 adopts a VLC 01 type gas transmission pump, the vacuum pump 1 is small in size, convenient to mount and long in service life, the vacuum pump 1 is communicated, the blackboard eraser is convenient to stretch, chalk dust is conveniently sucked into the dust collection bag 9 by the sliding block 5 when the blackboard is cleaned, and the cover plate 11 is rotatably arranged on the surface of the dust collection box 10 through a hinge.

A fixed shaft 13 is arranged on one side surface of the sliding block 5, a dust suction cavity 15 is arranged inside the sliding block 5 by arranging the sliding block 5, a dust suction port 14 is arranged on one side of the dust suction cavity 15, a brush 4 is rotatably arranged on one side, which is opposite to the dust suction cavity 15, of the dust suction port 14, of the sliding block 5, when a user uses the blackboard eraser, the motor 6 is connected with an external power supply, the motor 6 drives the brush 4 to clean the surface of the blackboard, chalk dust swept up by the brush 4 is sucked into a dust collection bag 9 of a dust collection box 10 from the dust suction port 14 of the dust suction cavity 15 of the sliding block 5, a pulley 12 is rotatably arranged on the sliding block 5 through the fixed shaft 13, the sliding chute 8 is matched with the pulley 12 in size, the sliding block 5 is slidably arranged in the sliding rail 7 through the pulley 12, the brush 4 is rotatably arranged inside the sliding block 5, the brush 4 is attached to the blackboard body 3, the motor 6 is arranged, this motor 6 is small, simple structure, the installation of being convenient for, motor 6 and 4 transmission of brush are connected, and the power of being convenient for through motor 6 drives the brush 4 rotation and clears up the blackboard, and the outside of motor 6 is fixed with the dust cover, and suction chamber 15 has been seted up to sliding block 5's inside, and suction chamber 15 is located the rear of brush 4, and suction chamber 15 runs through towards a side surface of brush 4 and has seted up dust absorption mouth 14, and the even equidistance distribution of dust absorption mouth 14 is at a side surface of suction chamber 15.

The user is when using, switch on external power supply with motor 6, motor 6 drives brush 4 and clears up the blackboard surface, the user moves sliding block 5 through the hand push, make sliding block 5 clear up at 3 surperficial slides of blackboard body, the lower surface of the slide rail 7 of 3 bottoms of blackboard body is equipped with dust collection box 10, a side fixed surface of dust collection box 10 has vacuum pump 1, vacuum pump 1 communicates each other through trachea 2 and dust collection chamber 15 and dust collection box 10 in dust collection bag 9, the chalk dust that brush 4 was swept up is inhaled to dust collection box 10 in from the dust absorption mouth 14 of the dust collection chamber 15 department of sliding block 5 in the dust collection bag 9, thereby prevent that the chalk dust from flying all the day, it is internal to be inhaled, influence health.

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 (7)

1. The utility model provides an environmental protection blackboard that can use repeatedly, includes vacuum pump (1), blackboard body (3), sliding block (5), slide rail (7) and dust collection box (10), its characterized in that: the blackboard is characterized in that sliding rails (7) are arranged on the surfaces of the upper end and the lower end of the blackboard body (3), sliding grooves (8) are formed in the sliding rails (7), a dust collecting box (10) is arranged on the lower surface of the sliding rail (7) at the bottom end of the blackboard body (3), a dust collecting bag (9) is arranged inside the dust collecting box (10), a vacuum pump (1) is fixed on the surface of one side of the dust collecting box (10), a fixed shaft (13) is arranged on the surface of one side of the sliding block (5), a pulley (12) is rotatably arranged on the sliding block (5) through the fixed shaft (13), the sliding block (5) is slidably arranged in the sliding rails (7) through the pulley (12), a brush (4) is rotatably arranged inside the sliding block (5), a motor (6) is arranged at the top end of the sliding block (5), a dust suction cavity (15) is formed inside the sliding block (5, the surface of one side of the dust suction cavity (15) facing the hairbrush (4) is provided with a dust suction opening (14) in a penetrating way.

2. The environmentally friendly blackboard of claim 1, wherein: the motor (6) is in transmission connection with the brush (4), and a dust cover is fixed outside the motor (6).

3. The environmentally friendly blackboard of claim 1, wherein: the vacuum pump (1) is communicated with the dust collection cavity (15) and a dust collection bag (9) in the dust collection box (10) through an air pipe (2), and a cover plate (11) is rotatably arranged on the surface of the dust collection box (10) through a hinge.

4. The environmentally friendly blackboard of claim 1, wherein: the sliding groove (8) is matched with the pulley (12) in size.

5. The environmentally friendly blackboard of claim 1, wherein: the dust suction ports (14) are uniformly and equidistantly distributed on one side surface of the dust suction cavity (15).

6. The environmentally friendly blackboard of claim 1, wherein: the brush (4) is attached to the blackboard body (3).

7. The environmentally friendly blackboard of claim 1, wherein: the vacuum pump (1) is communicated with an external power supply through a power plug.