CN206900051U - A kind of blackboard eraser for inhaling chalk powder - Google Patents

A kind of blackboard eraser for inhaling chalk powder Download PDF

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Publication number
CN206900051U
CN206900051U CN201720291038.8U CN201720291038U CN206900051U CN 206900051 U CN206900051 U CN 206900051U CN 201720291038 U CN201720291038 U CN 201720291038U CN 206900051 U CN206900051 U CN 206900051U
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CN
China
Prior art keywords
dust
undertaking
box
collecting box
turbine
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Expired - Fee Related
Application number
CN201720291038.8U
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Chinese (zh)
Inventor
刘克准
Original Assignee
刘克准
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Priority to CN201720291038.8U priority Critical patent/CN206900051U/en
Application granted granted Critical
Publication of CN206900051U publication Critical patent/CN206900051U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of blackboard eraser for inhaling chalk powder, including lower undertaking body, the both sides of lower undertaking body are equipped with cavity, middle position inside lower undertaking body is provided with the dust-collecting box for being used for loading chalk powder, cavity is provided with turbine box close to the side of dust-collecting box, and the inside of cavity is provided with power motor, and the rotating shaft of power motor is through turbine box and extends to the inside of turbine box and is provided with turbine, the bottom of turbine box is provided with dust sucting pipeline, and the delivery outlet position at the top of turbine box is connected with transfer passage.The utility model in the both sides of cleaning block by setting suction port; and dust-collecting box is set in the inside of lower undertaking body; the power motor being equipped with and the turbine set inside turbine box; and dust sucting pipeline and transfer passage; the blackboard eraser chalk powder is effectively adsorbed; effectively avoid chalk powder to fly away in air, good protective effect is served to the health of academics and students.

Description

A kind of blackboard eraser for inhaling chalk powder
Technical field
Teaching aid technical field is the utility model is related to, specially a kind of blackboard eraser for inhaling chalk powder.
Background technology
Blackboard eraser is teaching essential product, and traditional blackboard eraser does not have a dust-absorbing function, and teacher is using traditional black Blackboard eraser, when wiping blackboard, it is easy to produce substantial amounts of chalk powder, chalk powder is flown away in air, is easy to by student There is greatly harm to the health of student and teacher by chalk powder suction body by breathing with teacher.
Utility model content
The purpose of this utility model is to provide a kind of blackboard eraser for inhaling chalk powder, possess it is easy to use, and can The advantages of inhaling chalk powder function, solve current blackboard eraser and do not possess dust-absorbing function, and cause teacher using blackboard eraser, it is right When blackboard is wiped, caused a large amount of chalk powders, so as to produce the problem of endangering to the health of Faculty and Students.
To achieve the above object, the utility model provides following technical scheme:
A kind of blackboard eraser for inhaling chalk powder, including it is bolted the upper of installation at the top of lower undertaking body and lower undertaking body Undertaking body, the inner chamber in the middle part of the upper undertaking body are provided with the battery for powering, and the side of upper undertaking body, which is provided with, to be used to control The switch that power supply opens and closes;The both sides of the lower undertaking body are equipped with cavity, and the middle position inside the lower undertaking body, which is provided with, to be used In the dust-collecting box for loading chalk powder, the bottom of the lower undertaking body is provided with the cleaning block of blackboard wiping by joggle block;The sky Chamber is provided with turbine box close to the side of dust-collecting box, and the inside of the cavity is provided with power motor, and the rotating shaft of the power motor is passed through Wear turbine box and extend to the inside of turbine box and turbine is installed, the turbine is laterally sets;The bottom of the turbine box is set There is dust sucting pipeline, the bottom of the dust sucting pipeline is provided with suction port, and the suction port is located at the lateral location of cleaning block;The dust The top of box is provided with cover plate, and the delivery outlet position at the top of the turbine box is connected with transfer passage, and the transfer passage is away from whirlpool One end of roller box communicates through cover plate with the inside of dust-collecting box.
Preferably, suction port structure triangular in shape from the side, the cross section of its suction port is isosceles trapezoidal structure, The dust sucting pipeline is connected to the opening position of suction port top.
Preferably, side of the cavity away from turbine box is provided with shrouding by bolt, and the electric current of the battery is defeated Go out between input and switch and the energization connector of power motor is cascaded structure.
Preferably, the elongated groove-like structure of the dust-collecting box, its dust-collecting box and the knot that is slidably installed before lower undertaking body Structure, one end of the dust-collecting box are located at the outside of lower undertaking body and fixed by Quick Release bolt and lower undertaking body phase, the dust The inside of box is provided with sieve plate, and the dust-collecting box is evenly distributed with the air draft for pressure release close to the inner chamber of Quick Release bolt one end Mouthful, the left side of the sieve plate and dust-collecting box are respectively provided with the of filtering chalk powder on the inside of Quick Release bolt one end One grenadine and the second grenadine.
Compared with prior art, the beneficial effects of the utility model are as follows:
1st, the utility model sets dust by setting suction port in the both sides of cleaning block, and in the inside of lower undertaking body Box, the power motor being equipped with and the turbine set inside turbine box, and turbine box and suction port and dust-collecting box it Between the dust sucting pipeline and transfer passage that connect respectively so that the blackboard eraser when can be to blackboard wiping caused chalk powder carry out Effective absorption, effectively avoids chalk powder and flies away in air, the health of academics and students is served good Protective effect, in addition, setting exhaust outlet by being exposed to one end on the outside of lower undertaking body in dust-collecting box, the blackboard eraser is enabled to exist In use, the blast inside its dust-collecting box keeps stable so that blackboard eraser can keep good pick-up performance for a long time, simultaneously By setting sieve plate, the first grenadine and the second grenadine in the inside of dust-collecting box so that dust-collecting box is in air draft pressure reduction, energy It is enough that filtering effectively is implemented to the chalk powder inside dust-collecting box, prevent chalk powder from revealing, reached good environment protecting, so as to have The current blackboard eraser that solves of effect does not possess dust-absorbing function, and causes teacher using blackboard eraser, when being wiped to blackboard, production Raw a large amount of chalk powders, so as to produce the problem of endangering to the health of Faculty and Students.
Brief description of the drawings
Fig. 1 is the utility model structure diagram;
Fig. 2 is the utility model dust-collecting box structural representation;
Fig. 3 attachment structure schematic diagrams between the utility model turbine box and dust sucting pipeline and transfer passage;
Fig. 4 is the side structure schematic view of the utility model suction port.
In figure:1 time undertaking body, undertaking body on 2,3 batteries, 4 switches, 5 cavitys, 6 turbine boxes, 7 power motors, 8 turbines, 9 shroudings, 10 dust sucting pipelines, 11 suction ports, 12 transfer passages, 13 dust-collecting boxes, 14 cover plates, 15 joggle blocks, 16 cleaning blocks, 17 filter screens Plate, 18 first grenadines, 19 exhaust outlets, 20 second grenadines, 21 Quick Release bolts.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-4, a kind of blackboard eraser for inhaling chalk powder, including lower undertaking body 1 and the top of lower undertaking body 1 passes through spiral shell The upper undertaking body 2 that bolt is fixedly mounted, the inner chamber at the middle part of upper undertaking body 2 are provided with the battery 3 for powering, and the one of upper undertaking body 2 Side is provided with the switch 4 for being used for controlling power supply to open and close;The both sides of lower undertaking body 1 are equipped with cavity 5, the center inside lower undertaking body 1 Position is provided with the dust-collecting box 13 for being used for loading chalk powder, and the bottom of lower undertaking body 1 is provided with blackboard wiping by joggle block 15 Cleaning block 16;Cavity 5 is provided with turbine box 6 close to the side of dust-collecting box 13, and the inside of cavity 5 is provided with power motor 7, battery 3 It is cascaded structure between electric current I/O and switch 4 and the energization connector of power motor 7, cavity 5 is away from turbine box 6 Side is provided with shrouding 9 by bolt, and the dismounting of power motor 7, convenient maintenance are easy in the setting, and the rotating shaft of power motor 7 is passed through The inside worn turbine box 6 and extend to turbine box 6 is provided with turbine 8, and turbine 8 is laterally setting;The bottom of turbine box 6, which is provided with, inhales Dirt pipeline 10, the bottom of dust sucting pipeline 10 are provided with suction port 11, the structure triangular in shape from the side of suction port 11, its suction port 11 Cross section be isosceles trapezoidal structure, dust sucting pipeline 10 is connected to the opening position of the top of suction port 11, and suction port 11 is positioned at wiping The lateral location of block 16;The top of dust-collecting box 13 is provided with cover plate 14, and the delivery outlet position at the top of turbine box 6 is connected with transfer passage 12, the one end of transfer passage 12 away from turbine box 6 communicates through cover plate 14 with the inside of dust-collecting box 13, and dust-collecting box 13 is elongated Groove-like structure, its dust-collecting box 13 and the structure that is slidably installed before lower undertaking body 1, one end of dust-collecting box 13 is located at lower undertaking body 1 Outside and fixed by Quick Release bolt 21 and the lower phase of undertaking body 1, the inside of dust-collecting box 13 is provided with sieve plate 17, and dust-collecting box 13 leans on The inner chamber of nearly one end of Quick Release bolt 21 is evenly distributed with the exhaust outlet 19 for pressure release, the left side of sieve plate 17 and dust-collecting box 13 The first grenadine 18 and the second grenadine 21 of filtering chalk powder are respectively provided with the inside of the one end of Quick Release bolt 21.
The utility model sets collection by setting suction port 11 in the both sides of cleaning block 16, and in the inside of lower undertaking body 1 Dirt box 13, the power motor 7 being equipped with and the turbine 8 set inside turbine box 6, and in turbine box 6 and suction port 11 The dust sucting pipeline 10 and transfer passage 12 connected respectively between dust-collecting box 13 so that the blackboard eraser can be to blackboard wiping when institute Caused chalk powder is effectively adsorbed, and is effectively avoided chalk powder and is flown away in air, to the body of academics and students Health serves good protective effect, in addition, setting exhaust outlet by one end that the lower outside of undertaking body 1 is exposed in dust-collecting box 13 19, enable to the blackboard eraser when in use, the blast inside its dust-collecting box 13 keeps stable so that blackboard eraser can be for a long time Good pick-up performance is kept, while by setting sieve plate 17, the first grenadine 18 and the second grenadine in the inside of dust-collecting box 13 20 so that dust-collecting box 13 effectively can implement filtering to the chalk powder inside dust-collecting box 13, prevent powder in air draft pressure reduction The leakage of pen end, has reached good environment protecting, does not possess dust-absorbing function so as to effectively solve current blackboard eraser, and causes Teacher when being wiped to blackboard, produces a large amount of chalk powders, so as to be produced to the health of Faculty and Students using blackboard eraser Raw the problem of endangering.
The blackboard eraser of the suction chalk powder, in use, passing through switch 4, the electro-motor 7 of startup cleaning block 16 both sides so that Electro-motor 7 drives the turbine 8 in turbine box 6 to be run at high speed so that chalk powder caused by the blackboard wiping of cleaning block 16, directly Suction port 11 and dust sucting pipeline 10 were connected, dust is transported to by transfer passage 12 under the effect of turbine 8 inside turbine box 6 In box 13, when chalk powder enters in dust-collecting box 13 with air, air passes sequentially through the first grenadine in the presence of blast 18th, after the grenadine 20 of sieve plate 17 and second, chalk powder the first grenadine 18, the grenadine 20 of sieve plate 17 and second filtering after stay in In dust-collecting box 13, and air is directly discharged by exhaust outlet 19, the blast inside dust-collecting box 13 is maintained at stable state.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of blackboard eraser for inhaling chalk powder, including lower undertaking body(1)With lower undertaking body(1)Top is bolted installation Upper undertaking body(2), it is characterised in that:The upper undertaking body(2)The inner chamber at middle part is provided with the battery for powering(3), on Undertaking body(2)Side be provided be used for control power supply open and close switch(4);The lower undertaking body(1)Both sides be equipped with cavity (5), the lower undertaking body(1)Internal middle position is provided with the dust-collecting box for being used for loading chalk powder(13), the lower undertaking body (1)Bottom pass through joggle block(15)The cleaning block of blackboard wiping is installed(16);The cavity(5)Close to dust-collecting box(13)One Side is provided with turbine box(6), the cavity(5)Inside be provided with power motor(7), the power motor(7)Rotating shaft run through whirlpool Roller box(6)And extend to turbine box(6)Inside turbine is installed(8), the turbine(8)For horizontal setting;The turbine box (6)Bottom be provided with dust sucting pipeline(10), the dust sucting pipeline(10)Bottom be provided with suction port(11), the suction port(11) Positioned at cleaning block(16)Lateral location;The dust-collecting box(13)Top be provided with cover plate(14), the turbine box(6)Top it is defeated Outlet port is connected with transfer passage(12), the transfer passage(12)Away from turbine box(6)One end run through cover plate(14)With Dust-collecting box(13)Inside communicate.
A kind of 2. blackboard eraser for inhaling chalk powder according to claim 1, it is characterised in that:The suction port(11)From side Structure triangular in shape is seen in face, its suction port(11)Cross section be isosceles trapezoidal structure, the dust sucting pipeline(10)It is connected to suction Dirt mouth(11)The opening position of top.
A kind of 3. blackboard eraser for inhaling chalk powder according to claim 1, it is characterised in that:The cavity(5)Away from whirlpool Roller box(6)Side shrouding is provided with by bolt(9), the battery(3)Electric current I/O with switch(4)With it is dynamic Force motor(7)Energization connector between be cascaded structure.
A kind of 4. blackboard eraser for inhaling chalk powder according to claim 1, it is characterised in that:The dust-collecting box(13)In length Bar shaped groove-like structure, its dust-collecting box(13)With lower undertaking body(1)It is before the structure that is slidably installed, the dust-collecting box(13)One end Positioned at lower undertaking body(1)Outside and pass through Quick Release bolt(21)With lower undertaking body(1)It is mutually fixed, the dust-collecting box(13)It is interior Portion is provided with sieve plate(17), the dust-collecting box(13)Close to Quick Release bolt(21)The inner chamber of one end is evenly distributed with for pressure release Exhaust outlet(19), the sieve plate(17)Left side and dust-collecting box(13)Close to Quick Release bolt(21)The inner side of one end is set respectively There is the first grenadine for filtering chalk powder(18)With the second grenadine(21).
CN201720291038.8U 2017-03-24 2017-03-24 A kind of blackboard eraser for inhaling chalk powder Expired - Fee Related CN206900051U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720291038.8U CN206900051U (en) 2017-03-24 2017-03-24 A kind of blackboard eraser for inhaling chalk powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720291038.8U CN206900051U (en) 2017-03-24 2017-03-24 A kind of blackboard eraser for inhaling chalk powder

Publications (1)

Publication Number Publication Date
CN206900051U true CN206900051U (en) 2018-01-19

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ID=61295088

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720291038.8U Expired - Fee Related CN206900051U (en) 2017-03-24 2017-03-24 A kind of blackboard eraser for inhaling chalk powder

Country Status (1)

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CN (1) CN206900051U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108407501A (en) * 2018-01-24 2018-08-17 河南工程学院 A kind of electronic blackboard with automatic erasing function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108407501A (en) * 2018-01-24 2018-08-17 河南工程学院 A kind of electronic blackboard with automatic erasing function

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180119

Termination date: 20190324