CN208646456U - A kind of fast automatic dust-sucking eraser - Google Patents

Abstract

The utility model discloses a kind of fast automatic dust-sucking eraser, including blackboard eraser ontology, motor, battery, fan leaf, liner plate, filter felt, lower cover, brush head, shaft, belt wheels；It is characterized in that being hollow chamber in the middle part of blackboard eraser ontology bottom surface；It uniformly is equipped with through-hole at the top of the hollow chamber, and is equipped with a rotary axis groove at the medium position at the top of hollow chamber；It is fixed with shaft in the middle part of the hollow chamber, the top of shaft is fixed in rotary axis groove；The shaft is from top to bottom sequentially installed with fan leaf, belt wheel etc.；The free end of the shaft is removably equipped with brush head；The side with belt wheel corresponding position hollow chamber is equipped with motor slot；The motor is fixed in motor slot；The structures such as the blackboard eraser body bottom portion is equipped with one for installing the groove of lower cover, and lower cover agrees in the groove for being mounted on blackboard eraser body bottom portion；The blackboard eraser scale removal process is all completely without dust, while blackboard eraser itself is also easy to clear up, and the process for removing chalk dust is laborsaving, and removing speed effect is fabulous.

Description

A kind of fast automatic dust-sucking eraser

Technical field

The utility model relates to teaching aid fields, and in particular to a kind of fast automatic dust-sucking eraser.

Background technique

Traditional blackboard eraser is that brush is made using hard hair, and the chalk dust on blackboard is removed, but in the mistake of removing The chalk dust that journey is ignited completely is spread in entire air, has not only been polluted environment but also has been impaired human health, while after use, It can be stained with a large amount of chalk dusts on hand, but this kind of blackboard eraser is not easy long-pending chalk dust on blackboard eraser；It is to utilize felt etc. there are also a kind of blackboard eraser Other soft materials are made, and such blackboard eraser is not easy to evoke a large amount of chalk dust during removing chalk dust, but disposes Chalk dust converge in felt, run up to felt saturation after, blackboard does not clean up then, need frequent progress clear up felt Son, but the very not easy cleaning of the felt on blackboard eraser, and felt can not be cleaned up, practical function can be gradually reduced； In addition, blackboard is generally laid with, height is higher, and during wiping blackboard, the extruding that need to exert oneself, which is attached on blackboard, carries out reciprocating friction, Process often leads to the problems such as people's hand acid arm is tired.

Summary of the invention

The purpose of this utility model is to provide a kind of fast automatic dust-sucking eraser, chalk of the blackboard eraser on cleaning blackboard The all clean free from dust of whole process of ash, at the same it is easy to clean, and the process for removing chalk dust is laborsaving, in addition, removing speed effect Fabulous, reset procedure is rapid, fully meets the demand of break removing blackboard.

A kind of fast automatic dust-sucking eraser, including blackboard eraser ontology, motor, battery, fan leaf, liner plate, filter felt, lower cover, Brush head, shaft, belt wheel；It is characterized in that being hollow chamber in the middle part of blackboard eraser ontology bottom surface；At the top of the hollow chamber uniformly It is equipped with through-hole, and is equipped with a rotary axis groove at the medium position at the top of hollow chamber；It is dismountable solid in the middle part of the hollow chamber Surely there is shaft, the top of shaft is fixed in rotary axis groove；The shaft is from top to bottom successively removably equipped with fan leaf, band Wheel, liner plate, filter felt；The free end of the shaft is removably equipped with brush head；Described and belt wheel corresponding position hollow chamber Side be equipped with motor slot；The motor is fixed in motor slot, and belt wheel is equipped on the rotor of motor；The blackboard eraser ontology Bottom is equipped with one for installing the groove of lower cover, and lower cover, which agrees with, to be mounted in the groove of blackboard eraser body bottom portion；The blackboard eraser ontology Top is equipped with hand-held part, and hand-held part one end is equipped with battery settling groove.

Preferably, the hand-held part is equipped with the switch of control motor positive and inverse.

Preferably, the lower cover is thinner than depth of groove.

Preferably, the liner plate and filter felt outer diameter are all larger than hollow chamber's outer diameter of blackboard eraser body bottom portion and are less than groove Internal diameter.

Preferably, for the belt wheel on the belt wheel and shaft on the rotor at same plane position, the two passes through skin Band connection.

Preferably, the filter felt and liner plate are affixed installation, and liner plate is metal screen piece.

Preferably, slanting auxiliary suction channel is covered under described.

Preferably, bearing is equipped at installation rotating shaft position in the middle part of the liner plate；Bearing is equipped in rotary axis groove.

The beneficial effects of the utility model are, all clean nothing of whole process of chalk dust of the blackboard eraser on cleaning blackboard Dust, at the same it is easy to clean, and the process for removing chalk dust is laborsaving, in addition, removing speed effect is fabulous, reset procedure is rapid, complete It can satisfy the demand of break removing blackboard entirely；And collect felt formula blackboard eraser and brush type blackboard eraser advantage and one, dust-obstructing efficiency It is very good.

Detailed description of the invention

Fig. 1 is the utility model configuration schematic diagram.

Fig. 2 is the utility model top structure schematic diagram.

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

In figure, blackboard eraser ontology 1, hollow chamber 1-1, groove 1-2, motor slot 1-3, battery settling groove 1-4, through-hole 1-5, electricity Machine 2, battery 3, fan leaf 4, liner plate 5, filter felt 6, lower cover 7, auxiliary suction channel 7-1, brush head 8, shaft 9, belt wheel.

Specific embodiment

It elaborates below with reference to example embodiment to technical solutions of the utility model；However, example embodiment It can implement in a variety of forms, and be not understood as limited to embodiment set forth herein；On the contrary, providing these embodiments So that the utility model is more comprehensively and completely, and the design of example embodiment is comprehensively communicated to those skilled in the art

As shown, a kind of fast automatic dust-sucking eraser, including blackboard eraser ontology 1, motor 2, battery 3, fan leaf 4, liner plate 5, filter felt 6, lower cover 7, brush head 8, shaft 9, belt wheel；It is characterized in that being hollow chamber 1- in the middle part of 1 bottom surface of blackboard eraser ontology 1；It uniformly is equipped with through-hole 1-5 at the top of the hollow chamber 1-1, and is equipped with one turn at the medium position at the top of hollow chamber 1-1 Axial trough；It is detachably and fixedly provided with shaft 9 in the middle part of the hollow chamber 1-1, the top of shaft 9 is fixed in rotary axis groove；Described turn Axis 9 is from top to bottom successively removably equipped with fan leaf 4, belt wheel, liner plate 5, filter felt 6；The free end of the shaft 9 is removable That unloads is equipped with brush head 8；The side with belt wheel corresponding position hollow chamber 1-1 is equipped with motor slot 1-3；The motor 2 is solid It is scheduled in motor slot 1-3, and belt wheel is installed on the rotor of motor 2；1 bottom of blackboard eraser ontology is equipped with one for installing lower cover 7 groove 1-2, lower cover 7, which agrees with, to be mounted in the groove 1-2 of 1 bottom of blackboard eraser ontology；It is equipped at the top of the blackboard eraser ontology 1 hand-held Portion, hand-held part one end are equipped with 3 mounting groove 1-4 of battery.

Preferably, the hand-held part is equipped with the switch of control 2 positive and negative rotation of motor.

Preferably, the lower cover 7 is thinner than groove 1-2 depth.

Preferably, the liner plate 5 and 6 outer diameter of filter felt are all larger than hollow chamber's 1-1 outer diameter of 1 bottom of blackboard eraser ontology and small In the internal diameter of groove 1-2.

Preferably, at same plane position, the two is logical for the belt wheel on the rotor of the motor 2 and the belt wheel in shaft 9 Cross belt connection.

Preferably, the filter felt 6 is affixed installation with liner plate 5, and liner plate 5 is metal screen piece.

Preferably, slanting auxiliary suction channel 7-1 is covered under described.

Preferably, it is installed in the middle part of the liner plate 5 and is equipped with bearing at 9 position of shaft；Bearing is equipped in rotary axis groove.

In use, turning on the switch, switch is pushed into aspiration phases position, blackboard eraser is fitted on blackboard, need to remove Region is slowly moved, and the cleaning of blackboard can be completed, and after use, switch is pushed into blowing state, or filter cotton is taken Under gently pat, the chalk dust on filter cotton can be blown off, whole process insulating is good, and clearance time is short, and elimination effect is good.

Term used in the utility model is explanation and term exemplary, and not restrictive；Due to the utility model energy The enough spirit or essence being embodied in a variety of forms without departing from utility model, it should therefore be appreciated that above-described embodiment is unlimited In any details above-mentioned, and should widely explain within the spirit and scope of the appended claims, therefore fall into power Whole change and modification in benefit requirement or its equivalent scope all should be appended claims and be covered.

Claims (8)

1. a kind of fast automatic dust-sucking eraser, including blackboard eraser ontology, motor, battery, fan leaf, liner plate, filter felt, lower cover, brush Head, shaft, belt wheel；It is characterized in that being hollow chamber in the middle part of blackboard eraser ontology bottom surface；It is uniformly beaten at the top of the hollow chamber There is through-hole, and is equipped with a rotary axis groove at the medium position at the top of hollow chamber；It is dismountable fixed in the middle part of the hollow chamber There is shaft, the top of shaft is fixed in rotary axis groove；The shaft is from top to bottom successively removably equipped with fan leaf, band Wheel, liner plate, filter felt；The free end of the shaft is removably equipped with brush head；Described and belt wheel corresponding position hollow chamber Side be equipped with motor slot；The motor is fixed in motor slot, and belt wheel is equipped on the rotor of motor；The blackboard eraser ontology Bottom is equipped with one for installing the groove of lower cover, and lower cover, which agrees with, to be mounted in the groove of blackboard eraser body bottom portion；The blackboard eraser ontology Top is equipped with hand-held part, and hand-held part one end is equipped with battery settling groove.

2. a kind of fast automatic dust-sucking eraser according to claim 1, it is characterised in that: the lower cover thickness is thinner than groove Depth.

3. a kind of fast automatic dust-sucking eraser according to claim 1, it is characterised in that: the liner plate and filter felt outer diameter It is all larger than hollow chamber's outer diameter of blackboard eraser body bottom portion and is less than the internal diameter of groove.

4. a kind of fast automatic dust-sucking eraser according to claim 1, it is characterised in that: the belt wheel on the rotor With the belt wheel in shaft at same plane position, the two is connected by belt.

5. a kind of fast automatic dust-sucking eraser according to claim 1 or 3, it is characterised in that: the filter felt and liner plate It is affixed installation.

6. a kind of fast automatic dust-sucking eraser according to claim 1, it is characterised in that: be covered under described slanting auxiliary Channel is inhaled, and liner plate is metal screen piece.

7. a kind of fast automatic dust-sucking eraser according to claim 1, it is characterised in that: install shaft in the middle part of the liner plate Bearing is equipped at position；Bearing is equipped in rotary axis groove.

8. a kind of fast automatic dust-sucking eraser according to claim 1, it is characterised in that: the hand-held part is equipped with control The switch of motor positive and inverse.