CN211464149U

CN211464149U - Dust remover for blackboard eraser

Info

Publication number: CN211464149U
Application number: CN202020055118.5U
Authority: CN
Inventors: 于美丽; 张斌; 安约翰; 雷焱
Original assignee: Yingkou Institute of Technology
Current assignee: Yingkou Institute of Technology
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-11
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a blackboard eraser dust remover belongs to burnisher technical field, including last box body and lower box body, the upper end of going up box body and lower box body all is equipped with the opening, the upper end opening part of going up box body and lower box body slides and cup joints, the lower extreme inner wall fixedly connected with baffle of lower box body, the lower extreme inner wall fixedly connected with baffle of going up the box body, the left end downside of baffle is equipped with a plurality of intermeshing's first gear, the right-hand member downside of baffle rotates the pivot that is connected with a plurality of evenly distributed through antifriction bearing, the left end of a plurality of pivots all passes antifriction bearing and respectively with a plurality of first gear fixed connection, a plurality of rubber strips of symmetry fixedly connected with on the axial wall of pivot, the left side inner wall fixedly connected with motor. The utility model discloses, the dust of adhesion is wiped to effectual clearance blackboard fast, is difficult for producing the secondary raise dust when clearing up moreover and influences teachers and students healthy, and the dust after the clearance simultaneously can be convenient for centralized processing.

Description

Dust remover for blackboard eraser

Technical Field

The utility model relates to a burnisher technical field especially relates to blackboard eraser dust remover.

Background

In the education trade of china, the blackboard writing that the mr wrote on the blackboard during class is key teaching content, the volume of writing is great, a lesson needs to erase the blackboard twice at least, the blackboard eraser is the instrument that is mainly used for erasing the blackboard, the dust that produces can cause the damage to mr and student's health when the blackboard eraser is used, pat the blackboard eraser at present and make the main mode of clearing up the blackboard and erasing the dust, but pat the inefficiency of clearing up the blackboard eraser, the effect of clearance is not ideal enough, and can cause the dust to splash everywhere when patting in addition, make the dust adhere to on human clothing skin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the inefficiency of patting the clearance blackboard eraser among the prior art, the effect of clearance is not ideal enough, can cause the dust to splash everywhere when patting moreover, makes the dust adhere to the problem on human clothing skin, and the blackboard eraser dust remover that provides.

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

the blackboard eraser dust remover comprises an upper box body and a lower box body, wherein the upper ends of the upper box body and the lower box body are respectively provided with an opening, the upper box body is in sliding sleeve joint with the opening at the upper end of the lower box body, the inner wall at the lower end of the lower box body is fixedly connected with a baffle, the inner wall at the lower end of the upper box body is fixedly connected with a baffle, the lower side at the left end of the baffle is provided with a plurality of first gears which are mutually meshed, the lower side at the right end of the baffle is rotatably connected with a plurality of uniformly distributed rotating shafts through rolling bearings, the left ends of the plurality of rotating shafts penetrate through the rolling bearings and are respectively and fixedly connected with the plurality of first gears, the shaft walls of the rotating shafts are symmetrically and fixedly connected with a plurality of rubber strips, the inner wall at the left side of the upper box body is fixedly connected with a motor, the output end of, the upper end opening part of box body is equipped with the apron down, the lower extreme of apron is seted up and is gone up box body opening part matched with rectangular channel down, the upper end of apron is seted up a plurality of bleeder vent, and is a plurality of the bleeder vent is the rectangular array and distributes.

Preferably, the upper box body is internally and transversely sleeved with a grid plate, a plurality of strip-shaped through holes are arranged between the upper side and the lower side of the grid plate in a penetrating way, the grid plate is respectively in sliding sleeve joint with the rubber strips through the strip-shaped through holes, the left side and the right side of the grid plate are fixedly connected with sliding blocks, the right side of the baffle and the inner wall of the right side of the upper box body are both provided with sliding chutes which are respectively connected with the two sliding blocks in a sliding way, a spring is arranged in the sliding groove, one end of the spring is fixedly connected with one side of the sliding block, the other end of the spring is fixedly connected with one side of the sliding groove, the left side and the right side of the lower end of the grid plate are both fixedly connected with connecting blocks, the lower ends of the two connecting blocks are both provided with through grooves, two eccentric wheels are fixedly connected to the shaft wall of one of the rotating shafts and are respectively in sliding connection with the through grooves in the two connecting blocks.

Preferably, the left side inner wall fixedly connected with exhaust fan of box body down, the air exit has been seted up with the corresponding position of exhaust fan in the left side of box body down, and fixedly connected with protection network in the air exit, rectangle opening fixedly connected with filter pulp is passed through to one side of baffle, the right-hand member downside of box body has cup jointed the material receiving box through the mounting hole slip, and the fixedly connected with cotton that absorbs water in the material receiving box.

Preferably, the equal fixedly connected with stopper of the left and right sides of box body down, two the stopper contacts with the lower extreme left and right sides of last box body respectively and is connected.

Preferably, the lower end four corners of the lower box body are fixedly connected with rubber pads.

Compared with the prior art, the utility model provides a blackboard eraser dust remover possesses following beneficial effect:

1. this blackboard eraser dust remover, through the motor that is equipped with, the starter motor drives the second gear and makes a plurality of first gears with rotatory, and then make a plurality of epaxial rubber strips of commentaries on classics do the circular motion simultaneously, and the direction of rotation of rubber strip is different, can strike the blackboard fast and wipe absorbent dust, the logical groove on the eccentric wheel extrusion connecting block when the pivot is rotatory, and then make the grid plate drive slider extrusion spring and produce the vibration, thereby the dust of adhesion is wiped to the clearance blackboard that can be quick, and difficult secondary raise dust that produces when clearing up influences teachers and students healthy.

2. This blackboard eraser dust remover, through the exhaust fan that is equipped with, the negative pressure gravitation that produces when the exhaust fan is rotatory makes outside wind through last box body, grid plate, rectangle opening, filter pulp and air exit then discharge, and then can utilize filter pulp interception dust down for the dust is concentrated and is fallen in connecing the material box, thereby can be convenient for clear up the dust.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, the dust of adhesion is wiped to effectual clearance blackboard fast, is difficult for producing the secondary raise dust when clearing up moreover and influences teachers and students healthy, and the dust after the clearance simultaneously can be convenient for centralized processing.

Drawings

Fig. 1 is a schematic structural view of a blackboard eraser dust collector provided by the utility model;

fig. 2 is a schematic top view of the first box in the blackboard eraser dust collector according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is a schematic view of a top view structure of the middle cover plate of the blackboard eraser dust collector provided by the utility model.

In the figure: the device comprises a lower box body 1, a motor 2, an upper box body 3, a baffle 4, a second gear 5, a grid plate 6, a rotating shaft 7, a rubber strip 8, a first gear 9, a partition plate 10, a material receiving box 11, a limiting block 12, filter cotton 13, an exhaust fan 14, a protective screen 15, a sliding block 16, a spring 17, a connecting block 18, an eccentric wheel 19, absorbent cotton 20 and a cover plate 21.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, the dust remover for the blackboard eraser comprises an upper box body 3 and a lower box body 1, wherein the upper ends of the upper box body 3 and the lower box body 1 are respectively provided with an opening, the upper box body 3 is in sliding sleeve joint with the opening at the upper end of the lower box body 1, the lower end inner wall of the lower box body 1 is fixedly connected with a baffle plate 10, one side of the baffle plate 10 is fixedly connected with filter cotton 13 through a rectangular opening, the filter cotton 13 can filter dust generated during the blackboard eraser cleaning, the lower end inner wall of the upper box body 3 is fixedly connected with a baffle plate 4, the lower side of the left end of the baffle plate 4 is provided with a plurality of first gears 9 which are mutually meshed, the lower side of the right end of the baffle plate 4 is rotatably connected with a plurality of uniformly distributed rotating shafts 7 through rolling bearings, the left ends of the plurality of rotating shafts 7 respectively pass through the rolling bearings and are fixedly connected with the plurality of first gears 9, the dust in the cotton block can fall off quickly, the inner wall of the left side of the upper box body 3 is fixedly connected with a motor 2, the output end of the motor 2 is fixedly connected with a second gear 5, one of the first gears 9 is meshed with the second gear 5, the lower end of the upper box body 3 is provided with a rectangular opening, the upper end opening of the lower box body 1 is provided with a cover plate 21, the lower end of the cover plate 21 is provided with a rectangular groove matched with the opening of the lower box body 1, the upper end of the cover plate 21 is provided with a plurality of air vents which are distributed in a rectangular array, the cover plate 21 can be matched with the lower box body 1 to form a relatively closed cleaning space so as to avoid dust raising during cleaning the blackboard eraser, the inner wall of the left side of the lower box body 1 is fixedly connected with an exhaust fan 14, the left side of the lower box body 1 is provided with an air outlet corresponding to the exhaust fan 14, a protective screen 15 is, fixedly connected with cotton 20 that absorbs water in the material receiving box 11, the chalk powder that the clearance falls absorbs the moisture in the cotton 20 that absorbs water, the chalk powder of avoiding clearing up forms the raise dust, material receiving box 11 can accomodate the dust of arranging in the box body 3, the model of motor 2 is RF380, and motor 2 and exhaust fan 14's electric power input all through wire and control switch and external power source electric connection, this technique has been by extensive application in the life, technical personnel in the field should know, the event is no longer done too much and is repeated.

The upper box body 3 is internally and transversely sleeved with a grid plate 6, a plurality of strip-shaped through holes are arranged between the upper side and the lower side of the grid plate 6 in a penetrating way, the grid plate 6 is respectively and slidably sleeved with a plurality of rubber strips 8 through the strip-shaped through holes, sliders 16 are fixedly connected with the left side and the right side of the grid plate 6, sliding grooves are respectively arranged on the right side of the baffle plate 4 and the inner wall of the right side of the upper box body 3, the two sliding grooves are respectively and slidably connected with the two sliders 16, springs 17 are arranged in the sliding grooves, one end of each spring 17 is fixedly connected with one side of each slider 16, the other end of each spring 17 is fixedly connected with one side of each sliding groove, connecting blocks 18 are respectively and fixedly connected with the left side and the right side of the lower end of the grid plate 6, through grooves are respectively arranged at the lower ends of the two connecting blocks 18, two eccentric wheels 19 are, make the dust on the blackboard eraser clear away fast, the equal fixedly connected with stopper 12 of the left and right sides of lower box body 1, two stopper 12 contact with the lower extreme left and right sides of last box body 3 respectively and are connected, the equal fixedly connected with rubber pad of lower extreme four corners department of lower box body 1.

In the utility model, the blackboard eraser after being used is placed in the upper box body 3, the starting motor 2 drives the second gear 5 to enable the first gears 9 to rotate together, thereby enabling the rubber strips 8 on the rotating shafts 7 to do circular motion simultaneously, and the rotating directions of the rubber strips 8 are different, dust adsorbed on the blackboard eraser can be knocked rapidly, the eccentric wheel 19 extrudes the through groove on the connecting block 18 when the rotating shafts 7 rotate, thereby enabling the grid plate 6 to drive the slider 16 to extrude the spring 17 to generate vibration, thereby being capable of rapidly cleaning dust adhered on the blackboard eraser, and being not easy to generate secondary dust to influence the health of teachers and students when cleaning, negative pressure gravitation generated when the exhaust fan 14 rotates enables external wind to pass through the upper box body 3, the grid plate 6, the rectangular opening, the filter cotton 13 and the exhaust outlet and then be discharged, thereby being capable of utilizing the filter cotton 13 to intercept dust, and enabling the dust to be concentrated and fall in the material receiving box 11, thereby being convenient for cleaning dust.

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 blackboard eraser dust collector comprises an upper box body (3) and a lower box body (1), and is characterized in that openings are formed in the upper ends of the upper box body (3) and the lower box body (1), the upper box body (3) is in sliding sleeve joint with the upper end opening of the lower box body (1), a partition plate (10) is fixedly connected to the inner wall of the lower end of the lower box body (1), a baffle (4) is fixedly connected to the inner wall of the lower end of the upper box body (3), a plurality of first gears (9) which are meshed with each other are arranged on the lower side of the left end of the baffle (4), a plurality of rotating shafts (7) which are uniformly distributed are rotatably connected to the lower side of the right end of the baffle (4) through rolling bearings, the left ends of the plurality of rotating shafts (7) penetrate through the rolling bearings and are fixedly connected with the plurality of first gears (9) respectively, and a plurality of rubber strips (, go up left side inner wall fixedly connected with motor (2) of box body (3), output fixedly connected with second gear (5) of motor (2), one of them first gear (9) and second gear (5) meshing, the rectangle opening is seted up to the lower extreme of going up box body (3), the upper end opening part of box body (1) is equipped with apron (21) down, the lower extreme of apron (21) is seted up and is put down box body (1) opening part matched with rectangular channel, a plurality of bleeder vents, a plurality of have been seted up to the upper end of apron (21) the bleeder vent is the rectangular array and distributes.

2. The blackboard eraser dust collector according to claim 1, wherein a grid plate (6) is transversely sleeved in the upper box body (3), a plurality of strip-shaped through holes are formed between the upper side and the lower side of the grid plate (6), the grid plate (6) is respectively slidably sleeved with a plurality of rubber strips (8) through the strip-shaped through holes, the left side and the right side of the grid plate (6) are both fixedly connected with a sliding block (16), the right side of the baffle plate (4) and the right side of the upper box body (3) are both provided with sliding grooves, the two sliding grooves are respectively slidably connected with the two sliding blocks (16), a spring (17) is arranged in each sliding groove, one end of the spring (17) is fixedly connected with one side of the sliding block (16), the other end of the spring (17) is fixedly connected with one side of the sliding groove, the left side and the right side of the lower end of the grid plate (6) are both fixedly, the lower ends of the two connecting blocks (18) are provided with through grooves, the shaft wall of one rotating shaft (7) is fixedly connected with two eccentric wheels (19), and the two eccentric wheels (19) are respectively in sliding connection with the through grooves in the two connecting blocks (18).

3. The blackboard eraser dust collector according to claim 1, characterized in that an exhaust fan (14) is fixedly connected to the inner wall of the left side of the lower box body (1), an exhaust outlet is formed in the position, corresponding to the exhaust fan (14), of the left side of the lower box body (1), a protective screen (15) is fixedly connected to the exhaust outlet, filter cotton (13) is fixedly connected to one side of the partition plate (10) through a rectangular opening, a material receiving box (11) is slidably sleeved on the lower side of the right end of the lower box body (1) through a mounting hole, and absorbent cotton (20) is fixedly connected to the inner side of the material receiving box (11).

4. The blackboard eraser dust collector according to claim 1, characterized in that the left and right sides of the lower box body (1) are fixedly connected with limit blocks (12), and the two limit blocks (12) are respectively in contact connection with the left and right sides of the lower end of the upper box body (3).

5. The blackboard eraser dust collector according to claim 1, characterized in that rubber pads are fixedly connected to four corners of the lower end of the lower box body (1).