CN208646460U - One kind automating blackboard for teaching projection - Google Patents

Abstract

The utility model discloses one kind to automate blackboard for teaching projection, one kind automating blackboard for teaching projection, including frame, it is mounted with to wipe word round brush on the frame, and it wipes and is mounted with driving wheel on word round brush, driven wheel is mounted on the other end of the frame, dedusting brush is mounted on the wiping word round brush, and ash box is provided with below dedusting brush, fine tuning screw rod is mounted on the driving wheel, the frame ends are mounted with motor, and panel is mounted on frame, change gear is mounted on the frame, and frame lower end is mounted with pencil box, white curtain is provided on the frame, and switch is set on frame.It should be driven for teaching projection automation blackboard by motor and wipe the writing on the blackboard of word round brush erasing blackboard then dedusting brush removes dust and automates setting on dedusting and frame and project white curtain and be installed together white curtain and blackboard and solves the problems, such as that blackboard erasing generates that a large amount of dust endangers teacher's health and projector needs are separately provided the white curtain of projection and generate and waste.

Description

One kind automating blackboard for teaching projection

Technical field

The utility model relates to a kind of blackboards, automate blackboard more particularly to one kind for teaching projection.

Background technique

Blackboard is indispensable tool in school instruction, and the blackboard of school is mostly that a plate is attached to wall at present On, also there is the blackboard that can all pull up and down, but the essentially identical feature protruded without what of type, teacher in so more blackboards It sometimes generally requires to write a large amount of writing on the blackboard during at school, often write not enough and then will wipe, in the mistake of erasing The a large amount of dust of journey is if things go on like this easy to generate harm to the body of teacher, simultaneously erased that a large amount of time is needed also to delay Teacher teaching progress, present social development, also more and more comprehensively, computerized teaching has begun teaching equipment in some places A kind of phenomenon is formed, therefore also just at indispensable teaching equipment, projector needs to install white curtain on the wall projector For projection, it is hung on a wall although present white curtain is all rolled up, can inevitably feels some wastes.

Utility model content

For above situation, the technical problem to be solved by the present invention is to provide it is a kind of for teaching projection automation Blackboard, and there is the automation blackboard put chalk dust pollution and save projector curtain function.

To achieve the above object, the utility model provides the following technical solutions: it is a kind of to automate blackboard for teaching projection, Including frame, it is mounted with to wipe word round brush on the frame, and wipe and be mounted with driving wheel on word round brush, on the other end of the frame It is mounted with driven wheel, dedusting brush is mounted on the wiping word round brush, and be provided with ash box below dedusting brush, pacified on the driving wheel Fine tuning screw rod is filled, the frame ends are mounted with motor, and panel is mounted on frame, are mounted between the panel black Plate is mounted with change gear on the frame, and frame lower end is mounted with pencil box, is provided with white curtain on the frame, and set on frame Set switch.

In one embodiment, the dedusting paints bristle and is made of the hairbrush silk of wave-like.

In one embodiment, the adjustable range of the fine tuning screw rod is 3-6cm.

In one embodiment, the panel include panel body, cover board, slot cover, track groove, wool top slot, multi-purpose hole and Mounting hole is connected between the frame and panel by mounting hole, and the cover board is mounted in slot cover, and cover board and slot cover Between by multi-purpose hole connection, the wool top slot is mounted on panel body, and attachment rail slot above wool top slot.

In one embodiment, the panel is strip.

In one embodiment, two box bodys are divided into inside the pencil box

Compared with prior art, the utility model has the beneficial effects that electricity should be passed through for teaching projection automation blackboard Motivation drives wiping word round brush erasing blackboard writing on the blackboard, and then dedusting brush removes the white curtain of setting projection on dust automation dedusting and frame White curtain and blackboard are installed together solve blackboard erasing generate a large amount of dust endanger teacher's health and projector needs The white curtain of projection is separately provided and leads to the problem of waste.It should be simple by automation dedusting structure for teaching projection automation blackboard Easy to use, the health of the instructors to use provides one layer of new protection, and instructors is allowed no longer to worry to black Plate generates a large amount of dust, and the bristle that dedusting paints is made of the hairbrush silk of wave-like, its permeability is good, resistance is small, Elasticity is good, low noise, small to the abrasion for wiping word round brush, installation and debugging are very simple, is provided in frame and projects white curtain for white curtain It is installed together with blackboard and has saved cost, rationally utilize space.

Detailed description of the invention

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model overlooking structure diagram；

Fig. 3 is the utility model panel construction schematic diagram.

In figure: 1, frame, 2, wiping word round brush, 3, driving wheel, 4, driven wheel, 5, dedusting brush, 6, ash box, 7, fine tuning screw rod, 8, motor, 9, panel, 901, panel body, 902, cover board, 903, slot cover, 904, track groove, 905, wool top slot, 906, more With hole, 907, mounting hole, 10, blackboard, 11, change gear, 12, pencil box, 13, white curtain, 14, switch.

Specific embodiment

Below in conjunction with Figure of description, specific embodiment of the present utility model is described in further details.

Embodiment one: please referring to Fig. 1-3, and the utility model provides a kind of technical solution: a kind of automatic for teaching projection Change blackboard, including frame 1 is mounted with to wipe word round brush 2 on frame 1, and wipes and be mounted with driving wheel 3 on word round brush 2, frame 1 it is another It is mounted with driven wheel 4 on one end, wipes and is mounted with dedusting brush 5 on word round brush 2, and be provided with ash box 6, dedusting brush 5 below dedusting brush 5 Upper bristle is made of the hairbrush silk of wave-like, and when removing chalk dust meeting, cleaning effect is more preferable, and in friction process, very It is smooth；

In one embodiment, fine tuning screw rod 7 is mounted on driving wheel 3, the adjustable range of fine tuning screw rod 7 is 3-6cm, according to The whole size of blackboard 10 designs, and can be more convenient that blackboard 10 is adjusted；

In one embodiment, 1 end of frame is mounted with motor 8, and panel 9 is mounted on frame 1, pacifies between panel 9 Blackboard 10 is filled, panel 9 is strip, and panel 9 includes panel body 901, cover board 902, slot cover 903, track groove 904, hair Bar groove 905, multi-purpose hole 906 and mounting hole 907, are connected between frame 1 and panel 9 by mounting hole 907, cover board 902 is mounted on It in slot cover 903, and is connected between cover board 902 and slot cover 903 by multi-purpose hole 906, wool top slot 905 is mounted on panel body On 901, and 905 top attachment rail slot 904 of wool top slot, change gear 11 is mounted on frame 1, and 1 lower end of frame is mounted with pencil box 12, it is divided into two box bodys inside pencil box 12, takes chalk convenient for teacher in 10 two sides of blackboard, and two box bodys are not convenient for of the same race The chalk of class, puts respectively；

In one embodiment, it is provided with white curtain 13 on frame 1, and switch 14 is set on frame 1.

Working principle: when using that should automate blackboard for teaching projection, turning on the switch 14 makes motor 8 work, electricity Power is transmitted to and wipes word round brush 2 by motivation 8, wipes word round brush 2 and directly bears against on driving wheel 3, blackboard 10, the two are cased on driving wheel 3 Make to rotate relative to brushing, the writing on blackboard is wiped by wiping word round brush 2, is wiped and is stained with the dust of knot by dedusting brush 5 on word round brush 2 Bristle bullet brush is removed, and by the wool top on wool top slot 905, is realized sound insulation and dust-separation, by track 904, is realized white curtain 13 Cover board 902 is pressed into slot cover 903 by multi-purpose hole 906, meets appearance and dismounting is wanted by the movement on track groove 904 It asks, by finely tuning screw rod 7, adjusting driving wheel 7 and wiping the fitness between word round brush 2, it is automatic for teaching projection that here it is this Change the use process of blackboard.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (6)

1. a kind of automate blackboard, including frame (1) for teaching projection, it is characterised in that: be mounted with to wipe on the frame (1) Word round brush (2), and wipe and be mounted with driving wheel (3) on word round brush (2), driven wheel is mounted on the other end of the frame (1) (4), it is mounted with dedusting brush (5) on the wiping word round brush (2), and is provided with ash box (6) below dedusting brush (5), the driving wheel (3) fine tuning screw rod (7) is mounted on, frame (1) end is mounted with motor (8), and is mounted with panel on frame (1) (9), it is mounted with blackboard (10) between the panel (9), is mounted with change gear (11) on the frame (1), and frame (1) lower end is pacified It has filled pencil box (12), has been provided with white curtain (13) on the frame (1), and setting switch (14) on frame (1).

2. according to claim 1 a kind of for teaching projection automation blackboard, it is characterised in that: the dedusting brush (5) Upper bristle is made of the hairbrush silk of wave-like.

3. according to claim 1 a kind of for teaching projection automation blackboard, it is characterised in that: the fine tuning screw rod (7) adjustable range is 3-6cm.

4. according to claim 1 a kind of for teaching projection automation blackboard, it is characterised in that: panel (9) packet It includes panel body (901), cover board (902), slot cover (903), track groove (904), wool top slot (905), multi-purpose hole (906) and pacifies It fills hole (907), is connect between the frame (1) and panel (9) by mounting hole (907), the cover board (902) is mounted on cover board In slot (903), and pass through multi-purpose hole (906) connection, wool top slot (905) installation between cover board (902) and slot cover (903) On panel body (901), and attachment rail slot (904) above wool top slot (905).

5. a kind of blackboard is automated for teaching projection according to claim 1, it is characterised in that: the panel (9) is Strip.

6. according to claim 1 a kind of for teaching projection automation blackboard, it is characterised in that: in the pencil box (12) Part is two box bodys.