CN206644555U - A kind of classroom dust-proof blackboard eraser - Google Patents

A kind of classroom dust-proof blackboard eraser Download PDF

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Publication number
CN206644555U
CN206644555U CN201720234086.3U CN201720234086U CN206644555U CN 206644555 U CN206644555 U CN 206644555U CN 201720234086 U CN201720234086 U CN 201720234086U CN 206644555 U CN206644555 U CN 206644555U
Authority
CN
China
Prior art keywords
plate frame
frame
top plate
dust
blackboard
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720234086.3U
Other languages
Chinese (zh)
Inventor
张阳
孙小亚
孟含娣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Technical College of Mechanical and Electrical Engineering
Original Assignee
Anhui Technical College of Mechanical and Electrical Engineering
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Technical College of Mechanical and Electrical Engineering filed Critical Anhui Technical College of Mechanical and Electrical Engineering
Priority to CN201720234086.3U priority Critical patent/CN206644555U/en
Application granted granted Critical
Publication of CN206644555U publication Critical patent/CN206644555U/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 classroom dust-proof blackboard eraser, including mainboard frame and top plate frame, top plate frame is detachably connected with mainboard frame, the side of the mainboard frame is sticked and has hairbrush, the side of the top plate frame is fixedly connected with one group of handle, the equal integration in both ends of the top plate frame is provided with terminal plate frame, the terminal plate frame is detachably connected with installation grillage, the one end fits of the installation grillage and guide rod, slide is coated with the middle part of the guide rod, the slide is arranged on one end of water tank, the water tank coordinates with pumping device, the end set of the pumping device has nozzle, the top plate frame is detachably connected by one group of screw and the mainboard frame.The classroom is big with dust-proof blackboard eraser erasing area, the wiping of blackboard writing can be quickly finished, the time needed for blackboard-cleaning is saved, carry out having an effect during wiping action simultaneously conveniently, because the wiping number wiped clean needed for blackboard is few, chalk dust is not easy to dance in the air disperse, while can prevent chalk dust from spreading by spraying water come dust-proof.

Description

A kind of classroom dust-proof blackboard eraser
Technical field
Teaching aid field is the utility model is related to, specially a kind of classroom dust-proof blackboard eraser.
Background technology
In teaching of giving lessons, teacher needs to write knowledge of giving lessons on blackboard, and blackboard eraser is that blackboard wiping is necessary The common tool used, currently used blackboard eraser are mostly the structure of hairbrush of being sticked on plank, and the work without dust-proof anti-gray With in use, though the chalk writing on blackboard can be wiped, chalk dust dances in the air seriously, and teacher's long-term use is so Blackboard eraser carry out blackboard-cleaning, can now need a kind of new blackboard eraser to solve this problem because of its breathing problem, prevent Only chalk dust dances in the air, and reduces injury of the chalk dust to teacher's body.
Utility model content
The purpose of this utility model is to provide a kind of classroom dust-proof blackboard eraser, to solve to propose in above-mentioned background technology The problem of.
To achieve the above object, the utility model provides following technical scheme:A kind of classroom dust-proof blackboard eraser, including master Grillage and top plate frame, the top plate frame are detachably connected with the mainboard frame, and the side of the mainboard frame is sticked and has hairbrush, described The side of top plate frame is fixedly connected with one group of handle, and the equal integration in both ends of the top plate frame is provided with terminal plate frame, the end plate Frame is detachably connected with installation grillage, the one end fits of the installation grillage and guide rod, is coated with the middle part of the guide rod Slide, the slide are arranged on one end of water tank, and the water tank coordinates with pumping device, and the end set of the pumping device has spray Mouth.
Preferably, the top plate frame is detachably connected by one group of screw and the mainboard frame.
Preferably, the installation grillage and the terminal plate frame are completed to be detachably connected by the cooperation of screw bolt and nut, institute State and be additionally provided with one group of pad between installation grillage and the terminal plate frame.
Preferably, rubber stopper is provided with the water tank, the pumping device is equipped with spray boom.
Compared with prior art, the beneficial effects of the utility model are:The classroom dust-proof blackboard eraser is in use, teacher can Both hands hold two handles, then mainboard frame is pushed to the other end of blackboard from one end of blackboard, because mainboard frame area is big, so The area that hairbrush can wipe is very big, during blackboard wiping, it is only necessary to by mainboard frame promote 2-4 back and forth can complete it is whole Writing on individual blackboard is removed, and substantially increases wiping efficiency, and wiping number is few, and chalk dust is not easy to produce because wiping back and forth Air-flow and dance in the air, reduce air ambient is detachably coordinated by chalk dust effect, top plate frame and mainboard frame, and water tank leads to Cross slide to be slidably matched with guide rod, the detachability of device is good, changes part conveniently, and water tank opens rubber stopper built with water Water can be supplemented, the pumping device of planting watering can of the pumping device with using at present uses same structure, and teacher presses spray boom, Then the water in water tank can be extracted out from shower nozzle and sprayed by pumping device, and shower nozzle is corresponding with the position of hairbrush, and water can be by the edge of hairbrush Drench, moving sliding base, then water tank moves, and can thus facilitate and all drench on one side of hairbrush, and the both sides of top plate frame Water tank is provided with, this both sides for allowing for hairbrush can be drenched, so when using present apparatus blackboard wiping, hairbrush two Side is all moistening, and the aerial possibility of chalk dust disperse can be greatly reduced, and reduces the chalk dust capacity of teacher's suction, long Long can be to the healthy and beneficial place of teacher using the present apparatus;Present apparatus erasing area is big, can quickly finish the wiping of blackboard writing, Save the time needed for blackboard-cleaning, while had an effect during wiping action conveniently, because wiping clean the wiping time needed for blackboard Number is few, and chalk dust is not easy to dance in the air disperse, while can prevent chalk dust from spreading by spraying water come dust-proof.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is Fig. 1 left view.
Fig. 3 is the close-up schematic view that part is irised out in Fig. 1.
Fig. 4 is the close-up schematic view that part is irised out in Fig. 2.
In figure:1st, mainboard frame, 2, top plate frame, 3, hairbrush, 4, handle, 5, terminal plate frame, 6, installation grillage, 7, guide rod, 8, Slide, 9, water tank, 10, pumping device, 11, nozzle, 12, screw, 13, bolt, 14, nut, 15, pad, 16, rubber stopper, 17, spray Water bar.
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.
Fig. 1-4 are referred to, the utility model provides a kind of technical scheme:A kind of classroom dust-proof blackboard eraser, including mainboard Frame 1 and top plate frame 2, the top plate frame 2 are detachably connected with the mainboard frame 1, and the side of the mainboard frame 1 is sticked and has hairbrush 3, The side of the top plate frame 2 is fixedly connected with one group of handle 4, and the equal integration in both ends of the top plate frame 2 is provided with terminal plate frame 5, The terminal plate frame 5 is detachably connected with installation grillage 6, the installation grillage 6 and the one end fits of guide rod 7, the guide rod 7 Middle part be coated with slide 8, the slide 8 is arranged on one end of water tank 9, and the water tank 9 coordinates with pumping device 10, described to draw water The end set of device 10 has nozzle 11, and the top plate frame 2 is detachably connected by one group of screw 12 and the mainboard frame 1, described Installation grillage 6 and the terminal plate frame 5 are completed to be detachably connected by the cooperation of bolt 13 and nut 14, the installation He of grillage 6 One group of pad 15 is additionally provided between the terminal plate frame 5, rubber stopper 16 is provided with the water tank 9, the pumping device 10 is equipped with There is spray boom 17.
Operation principle:When using the classroom dust-proof blackboard eraser, teacher can both hands hold two handles 4, then will be main Grillage 1 pushes the other end of blackboard to from one end of blackboard, because the area of mainboard frame 1 is big, so the area that hairbrush 3 can wipe is non- Chang great, during blackboard wiping, it is only necessary to by mainboard frame 1 promote 2-4 back and forth can complete the writings on whole blackboard and remove, greatly Big to improve wiping efficiency, wiping number is few, and chalk dust is not easy to dance in the air because of air-flow caused by wiping back and forth, reduces sky Compression ring border is detachably coordinated by chalk dust effect, top plate frame 2 and mainboard frame 1, and water tank 9 is slided by slide 8 and guide rod 7 Dynamic to coordinate, the detachability of device is good, changes part conveniently, and for water tank 9 built with water, water can be supplemented by opening rubber stopper 16, be drawn water The pumping device of device 10 and the planting watering can used at present uses same structure, and teacher presses spray boom 17, then pumping device 10 can spray the water extraction in water tank 9 from shower nozzle 11, and shower nozzle 11 is corresponding with the position of hairbrush 3, and water can be by the edge of hairbrush 3 Drenching, moving sliding base 8, then water tank 9 moves, and can thus facilitate and all drench on one side of hairbrush 3, and top plate frame 2 Both sides are provided with water tank 9, and this both sides for allowing for hairbrush 3 can be drenched, so when using present apparatus blackboard wiping, The both sides of hairbrush 3 are all moistenings, and the aerial possibility of chalk dust disperse can be greatly reduced, and reduce the chalk of teacher's suction Ash quantity, for a long time can be to the healthy and beneficial place of teacher using the present apparatus.
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 classroom dust-proof blackboard eraser, including mainboard frame(1)With top plate frame(2), it is characterised in that:The top plate frame(2) With the mainboard frame(1)It is detachably connected, the mainboard frame(1)Side be sticked and have hairbrush(3), the top plate frame(2)One Side is fixedly connected with one group of handle(4), the top plate frame(2)The equal integration in both ends be provided with terminal plate frame(5), the terminal plate frame (5)With installing grillage(6)It is detachably connected, the installation grillage(6)With guide rod(7)One end fits, the guide rod(7) Middle part be coated with slide(8), the slide(8)It is arranged on water tank(9)One end, the water tank(9)With pumping device(10)Match somebody with somebody Close, the pumping device(10)End set have nozzle(11).
A kind of 2. classroom dust-proof blackboard eraser according to claim 1, it is characterised in that:The top plate frame(2)Pass through one Group screw(12)With the mainboard frame(1)It is detachably connected.
A kind of 3. classroom dust-proof blackboard eraser according to claim 1, it is characterised in that:The installation grillage(6)And institute State terminal plate frame(5)Pass through bolt(13)And nut(14)Cooperation complete be detachably connected, the installation grillage(6)With the end Grillage(5)Between be additionally provided with one group of pad(15).
A kind of 4. classroom dust-proof blackboard eraser according to claim 1, it is characterised in that:The water tank(9)On be provided with Rubber stopper(16), the pumping device(10)Equipped with spray boom(17).
CN201720234086.3U 2017-03-12 2017-03-12 A kind of classroom dust-proof blackboard eraser Expired - Fee Related CN206644555U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720234086.3U CN206644555U (en) 2017-03-12 2017-03-12 A kind of classroom dust-proof blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720234086.3U CN206644555U (en) 2017-03-12 2017-03-12 A kind of classroom dust-proof blackboard eraser

Publications (1)

Publication Number Publication Date
CN206644555U true CN206644555U (en) 2017-11-17

Family

ID=60281178

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720234086.3U Expired - Fee Related CN206644555U (en) 2017-03-12 2017-03-12 A kind of classroom dust-proof blackboard eraser

Country Status (1)

Country Link
CN (1) CN206644555U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
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: 20171117

Termination date: 20190312