CN206588109U

CN206588109U - A kind of chalk dust removing means for eraser

Info

Publication number: CN206588109U
Application number: CN201720024691.8U
Authority: CN
Inventors: 李小聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-10
Filing date: 2017-01-10
Publication date: 2017-10-27
Anticipated expiration: 2027-01-10

Abstract

The utility model is related to teaching aid technical field, specifically disclose a kind of chalk dust removing means for eraser, including base platform, container, motor and crank mechanism, container is used to place the blackboard eraser for treating dedusting, and motor is arranged on base platform, and crank mechanism includes bent wheel shaft and bearing, bent wheel shaft is fixedly connected with the output shaft of motor, bearing is connected with bent wheel shaft, and the bent wheel shaft of motor driving is rotated, and then bearing drives container to shake.Blackboard eraser dust arrester of the present utility model is simple in construction, it is easy to make, utilize bent wheel shaft structure, bent wheel shaft carries out eccentric rotary under the drive of motor, shaken so as to touch blackboard eraser container, make blackboard eraser automatic ash-removing under the shake of container, while being provided with mini dust catcher in container, the problem of chalk dust disorderly flies to damage human body is solved while blackboard eraser is cleaned out.

Description

A kind of chalk dust removing means for eraser

Technical field

The utility model is related to teaching aid technical field, specifically a kind of chalk dust removing means for eraser.

Background technology

Chalk is that teacher is explaining to student and instrument used is described on blackboard, is most of primary schools, junior middle school, senior middle school One of main educational aid.Blackboard is the indispensable teaching aid in each classroom in school, and the current most of classrooms of China are still used The blackboard of traditional writing letter written with chalk, teacher is write with chalk on blackboard, when erasing the board, because the accumulation of powder ash can cause powder The cleaning function reduction that pen is wiped is difficult to clean out, and wipes blackboard on classroom with blackboard eraser every time and a large amount of powder are always left on blackboard eraser Pen ash, not only influences the next effect erased the board but also also affects the continuity that teacher attends class, and commonly uses and pat blackboard eraser The dust that method removing is stained with, which causes chalk dust to fly upward everywhere, can produce the dust largely floated again, and infringement teachers and students are healthy Environmental pollution is caused simultaneously, if cleaned with water, is relatively difficult to dry, also waste of resource.

Utility model content

To overcome the deficiencies in the prior art, the utility model provides a kind of chalk dust removing means for eraser, utilizes bent axle knot Structure touching blackboard eraser container makes blackboard eraser automatic ash-removing under the shake of container.

In order to solve the technical problem in background technology, the utility model provides a kind of chalk dust removing means for eraser, including Base platform, container, motor and crank mechanism, the container are used to place the blackboard eraser for treating dedusting, and the motor is set On base platform, the crank mechanism includes bent wheel shaft and bearing, and the bent wheel shaft is fixedly connected with the output shaft of motor, institute State bearing to be connected with bent wheel shaft, the bent wheel shaft of motor driving is rotated, and then bearing drives container to shake.

Further, the crank mechanism also includes rubber blanket, and the rubber blanket is arranged on relative with container on bearing Face on.

Further, dust catcher is provided with the container.

Further, the container is provided with the baffle plate that can be opened or closed, and the baffle plate is hubbed on container Or can occur translation motion relative to container.

Specifically, the container bottom outside is provided with lanyard, and the quantity of the lanyard is two.

Specifically, the blackboard eraser holder inner surface is uneven structure.

Further, connected between the bent wheel shaft and the bearing by bearing.

Further, the motor is fixed on the outer box base platform by electric machine support.

The beneficial effects of the utility model：Blackboard eraser dust arrester of the present utility model is simple in construction, easy to make, utilizes Bent wheel shaft structure, bent wheel shaft carries out eccentric rotary under the drive of motor, is shaken so as to touch blackboard eraser container, Make blackboard eraser automatic ash-removing under the shake of container, while mini dust catcher is provided with container, blackboard eraser is clear The problem of chalk dust disorderly flies to damage human body is solved while managing clean.

Brief description of the drawings

, below will be to institute in embodiment or description of the prior art in order to illustrate more clearly of the technical solution of the utility model The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only more of the present utility model Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these Figure obtains other accompanying drawings.

Fig. 1 is the structural representation that the utility model blackboard eraser holder is placed in outer box；

Fig. 2 is the structural representation outside the utility model blackboard eraser holder pull-out outer box；

Fig. 3 is the mounting structure schematic diagram of the utility model crankshaft arrangement；

Fig. 4 is the structural representation of the bent wheel shaft of the utility model.

Wherein, reference is corresponded in figure：1- base platforms, 2- containers, 3- motors, 4- song wheel shafts, 5- bearings, 6- Rubber blanket, 7- dust catchers, 8- slide rails, 9- lanyards, 10- electric machine supports, 11- blackboard erasers.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the premise of creative work Lower obtained every other embodiment, belongs to the scope of the utility model protection.

In a specific embodiment of the present utility model, the utility model discloses a kind of blackboard as shown in Figures 1 to 4 Dust-erasing device, including base platform 1, container 2, motor 3 and crank mechanism, the container 2, which is used to place, treats dedusting Blackboard eraser 11, the container 2 is provided with the baffle plate that can be opened or closed, and the baffle plate, which is hubbed on container, to be overturn Or can occur translation motion relative to container, baffle plate is opened, then is placed or taken out then closing in blackboard eraser, dust removal process Baffle plate, the inner surface of container 2 is uneven structure, adds the friction between blackboard eraser and container, makes blackboard eraser Clear up cleaner.

The motor 3 is arranged on base platform 1, and the motor 3 is fixed in the outer box by electric machine support 10, institute Stating crank mechanism includes bent wheel shaft 4 and bearing 5, is connected between the bent wheel shaft 4 and the bearing 5 by bearing, the bent wheel Axle 4 is fixedly connected with the output shaft of motor 3, and the bearing 5 is connected with bent wheel shaft 4, and the motor 3 drives bent wheel shaft 4 to rotate, and enters And bearing 5 drives container 2 to shake.The crank mechanism also includes rubber blanket 6, and the rubber blanket 6 is arranged on bearing 5 On the face relative with container 2, for reducing the collsion damage between bearing 5 and container 2.

In a specific embodiment of the present utility model, preferably a kind of blackboard eraser of the utility model as shown in Figure 2 is removed Dirt device, the base platform 1 includes bottom plate and outer box, and the outer box are arranged in the top of bottom plate, the outer box provided with cunning Rail 8, the container 2 is arranged on slide rail 8, and the container 2 is slidably connected with outer box, and the container 2 can pull out institute Outer box 1 are stated, are easy to the cleaning of container.

In a specific embodiment of the present utility model, the rubber blanket 6 is fixed on the top of bearing 5 and the container Contact or slightly stay gap, bent being rotated by motor 3 of wheel shaft 4, and then bearing 5 in the presence of the bent wheel shaft 4 on Lower motion, so that the rubber blanket 6 of the top of bearing 5 touches blackboard eraser holder 2, is shaken blackboard eraser holder 2, Under the shake of blackboard eraser holder 2, the chalk dust on the blackboard eraser 11 being placed in blackboard eraser holder 2 is cleared up.

In one embodiment of the present utility model, as shown in Fig. 2 dust catcher 7 is provided with the container 2, it is described to inhale Dirt device 7 is mini dust catcher, and when blackboard eraser holder is shaken, blackboard eraser 11 is automatically drained out under the shake of blackboard eraser holder Chalk dust siphoned away by mini dust catcher, it is to avoid chalk flies upward the injury caused to human body and the pollution of environment.

In one embodiment of the present utility model, the container bottom outside is provided with lanyard 9, it is preferred that described The quantity of lanyard 9 is two.

Described above is preferred embodiment of the present utility model, it should be noted that for the ordinary skill of the art For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and moistened Decorations are also considered as protection domain of the present utility model.

Claims

1. a kind of chalk dust removing means for eraser, it is characterised in that including base platform (1), container (2), motor (3) and bent axle machine Structure, the container (2) is used to place the blackboard eraser (11) for treating dedusting, and the motor (3) is arranged on base platform (1), institute Stating crank mechanism includes bent wheel shaft (4) and bearing (5), and the bent wheel shaft (4) is fixedly connected with the output shaft of motor (3), described Bearing (5) is connected with bent wheel shaft (4), and the bent wheel shaft (4) of motor (3) driving rotates, and then bearing (5) drives container (2) Shake.

2. device according to claim 1, it is characterised in that the crank mechanism also includes rubber blanket (6), the rubber Pad (6) is arranged on face relative with container (2) on bearing (5).

3. a kind of chalk dust removing means for eraser according to claim 1, it is characterised in that provided with suction in the container (2) Dirt device (7).

4. a kind of chalk dust removing means for eraser according to claim 1, it is characterised in that the container (2) is provided with energy The baffle plate enough opened or closed, the baffle plate is hubbed on container or can occur translation motion relative to container.

5. a kind of chalk dust removing means for eraser according to claim 4, it is characterised in that the container bottom outside is provided with Lanyard (9), the quantity of the lanyard (9) is two.

6. a kind of chalk dust removing means for eraser according to claim 5, it is characterised in that container (2) inner surface is Uneven structure.

7. a kind of chalk dust removing means for eraser according to claim 1, it is characterised in that the bent wheel shaft (4) and the branch Connected between seat (5) by bearing.

8. a kind of chalk dust removing means for eraser according to claim 1, it is characterised in that the motor (3) passes through motor branch Frame (10) is fixed on the base platform (1).