CN209111816U - A kind of new type blackboard - Google Patents

Abstract

The utility model relates to a kind of new type blackboards, blackboard body including rectangle and the frame for being wrapped in blackboard body edge, frame bottom end positioned at blackboard body bottom is provided with support structure along its length, wherein support structure includes the connecting plate along the setting of bottom frame length direction, the connecting plate is locked on the frame by bolt, and it is located on front side of bottom frame and is additionally provided with V-type bearing plate, wherein one end is connect the bearing plate with connecting plate, and the other end of bearing plate is vertically arranged, wherein arc notch is also evenly arranged at the top of the vertical end of bearing plate, the upper half is provided with arcuate projections along its length on the inside of the vertical end of the bearing plate, the inclined-plane of corresponding protrusion is wherein provided on the top corner angle side on front side of bottom frame.The utility model structure is simple, easy to use, while convenient for dust cleaning, moreover it is possible to dust be effectively prevent to trickle down a ground.

Description

A kind of new type blackboard

Technical field

The present invention relates to realia technical field, in particular to a kind of new type blackboard.

Background technique

The blackboard that existing many schools use is substantially including one piece of rectangle blackboard, and wraps up side at blackboard edge Frame, and the blackboard for being enclosed with frame is suspended on the wall of classroom.

Wherein blackboard front side bottom generally can all be provided with one piece of support plate for storing blackboard scrape along its length Chalk, teacher or student at school when write the chalk of word on blackboard or wipe the blackboard eraser of blackboard and generally can all be placed on Stored in above-mentioned support plate, then can generally be fallen in the letter written with chalk on erasing the board dust, when writing on blackboard chalk with Blackboard can also fall dust when contact, and the dust of above-mentioned generation, which is substantially, to be fallen on the supporting plate, and as student or always Teacher is during taking the chalk or blackboard eraser in support plate, during placing chalk or blackboard eraser on the supporting plate It can be stained with the dust to deposit in support plate, cause its hand dirtier, simultaneously because to have dust to cause very not beautiful for siltation in support plate See, so need clearing up it for frequency, and when sweep off the dust Shi Qihui in support plate diffuse in air, from And influence to teach indoor environment, and sweep the dust fallen also and can be filled with a ground, cause to clear up very inconvenient, while frequency is clear It manages also time consuming.

Summary of the invention

It is an object of the invention to provide a kind of new type blackboards.

Technical problem of the invention is mainly addressed by following technical proposals:

A kind of new type blackboard, blackboard body including rectangle and the frame for being wrapped in blackboard body edge are located at blackboard sheet The frame bottom end of body bottom is provided with support structure along its length, and wherein support structure includes along bottom frame length direction The connecting plate of setting, the connecting plate are locked on the frame by bolt, and are located on front side of bottom frame and are additionally provided with V-type undertaking Plate, wherein one end is connect the bearing plate with connecting plate, and the other end of bearing plate is vertically arranged, wherein the vertical end of bearing plate Top is also evenly arranged with arc notch, and it is convex to be provided with arc along its length for the upper half on the inside of the vertical end of the bearing plate Portion out is wherein provided with the inclined-plane of corresponding protrusion on the top corner angle side on front side of bottom frame.

Preferably, the top of the bearing plate vertical end is slightly above the top end face of bottom frame.

Preferably, the minimum spacing between the protrusion and the front side wall of bottom frame is not more than 0.6cm.

Preferably, it is made between the bearing plate and connecting plate of stainless steel material, is set wherein being integrated between the two It sets.

Preferably, the notch bottom face is to be obliquely installed, and wherein the least significant end of notch bottom end inclined surface is close to bottom sides On front side of frame, and straight line is constituted between top on front side of notch bottom end inclined-plane and bottom frame.

The beneficial effects of the present invention are:

1, it can be fallen between bearing plate and lower section frame in the dust for erasing the board or being fallen when writing on blackboard Storage in the cavity constituted, since the dust of whereabouts is stored in the cavity constituted between bearing plate and lower section frame, and Be not it is exposed outside so that people are not easily touched the dust of siltation, this not only lowers people to touch siltation dust Probability, while the probability that people cause it to diffuse because touching siltation dust is also reduced, improve the indoor environment of religion.

2, when the dust fallen falls to bottom frame front side wall top, bearing plate and lower section can be flowed into along inclined-plane In the cavity constituted between frame, when the dust fallen falls to protrusion, it can be flowed into along the arcwall face of protrusion In the cavity constituted between bearing plate and lower section frame, it is easy to deposit in bottom frame top and protrusion without dust occurs The problem of portion top, while bearing plate can also be swept on the two top end face under even if there is a small amount of dust to deposit Storage in the cavity constituted between square frame.

It 3, can be by backing out bolt will accept when siltation has more dust to need to clear up it greatly in bearing plate Mechanism is removed from frame, while support structure inclination being made in its bottom end insertion dustbin, so that being located at the powder in bearing plate Dirt slides to dustbin, and obstinate dust can be brushed by brush and be fallen, and realizes that the dust progress to siltation is big clear with this The purpose of reason.

Detailed description of the invention

Fig. 1 is structural schematic diagram of the invention；

Fig. 2 is left view of the invention；

Fig. 3 is the structural schematic diagram under one of use state of the invention；

Fig. 4 is the structural schematic diagram under another use state of the invention；

Fig. 5 is the partial enlarged view of Fig. 4.

In figure: 1, blackboard body, 2, frame, 3, support structure, 31, connecting plate, 32, bearing plate, 4, bolt, 5, notch, 6, protrusion, 7, inclined-plane, 8, chalk, 9, blackboard eraser.

Specific embodiment

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

A kind of new type blackboard, blackboard body 1 including rectangle and the frame 2 for being wrapped in 1 edge of blackboard body, wherein in place It is provided with support structure 3 along its length in 2 bottom end of frame of 1 bottom of blackboard body, and support structure 3 includes along bottom sides The connecting plate 31 of 2 length direction of frame setting, the connecting plate 31 are locked in bottom frame 2 by bolt 4, and are being located at bottom sides V-type bearing plate 32 is additionally provided on front side of frame 2.

As shown in Figure 2,3, 4, wherein one end is connect the bearing plate 32 with connecting plate 31, and the other end of bearing plate 32 is vertical Setting, and the top of 32 vertical end of bearing plate is slightly above the top end face of bottom frame 2, wherein erasing the board or on blackboard The dust fallen when writing can fall to storage in the cavity constituted between bearing plate 32 and lower section frame 2.

Wherein in order to enable the dust to fall smoothly flows into the cavity constituted between bearing plate 32 and lower section frame 2 It is interior, rather than siltation is being accepted as shown in Fig. 2,3,4,5 on 32 vertical end top of bearing plate and 2 front side wall top of lower section frame (left side in figure at this time) upper half is vertically arranged with arcuate projections 6 along its length on the inside of the vertical end of plate 32, wherein The inclined-plane 7 of corresponding protrusion 6 is provided on the top corner angle side of 2 front side of bottom frame, when the dust fallen falls to bottom sides It when 2 front side wall top of frame, can be flowed into the cavity constituted between bearing plate 32 and lower section frame 2 along inclined-plane 7, when falling Dust when falling to protrusion 6, institute's structure between bearing plate 32 and lower section frame 2 can be flowed into along the arcwall face of protrusion 6 At cavity in, be easy to deposit 2 top of bottom frame and 6 top of protrusion the problem of without dust occurs, while even if There is a small amount of dust siltation that can also be swept on the two top end face to be constituted between bearing plate 32 and lower section frame 2 Storage in cavity.

Since the dust of whereabouts is stored in the cavity constituted between bearing plate 32 and lower section frame 2, rather than it is exposed Outside, so that people are not easily touched the dust of siltation, this not only lowers the probabilities that people touch siltation dust, simultaneously Also the probability that people cause it to diffuse because touching siltation dust is reduced, the indoor environment of religion is improved, such as the institute of Fig. 2,3,4,5 Show, since the cavity constituted between bearing plate 32 and lower section frame 2 is in up-small and down-big structure, that is, protrusion 6 and bottom Spacing between the front side wall of portion's frame 2 is less than the spacing between 32 vertical end inner sidewall of bearing plate and 2 front side wall of bottom frame, So that dust of the siltation in 32 bottom of bearing plate is not easy to lesser opening outflow at the top of it.

While for the ease of chalk 8 (the chalk specification of teaching are as follows: long 8cm, the column structure of diameter 0.97cm) is put It sets on support structure 3, so be also evenly arranged with arc notch 5 at the top of the vertical end in bearing plate 32, wherein 5 bottom of notch End face be obliquely installed, and the least significant end of 5 bottom end inclined surface of notch is close to the front side of bottom frame 2, and 5 bottom end inclined-plane of notch with Bottom frame constitutes straight line between 2 front side top, then chalk 8 can be placed in notch 5 when in use, notch 5 blocks Firmly chalk 8 prevents it from arbitrarily swinging, and chalk 8 is then placed along 5 bottom end inclined-plane of notch, and one end rides over 2 front side of bottom frame On wall top, chalk 8 is vacantly placed on the purpose on adapting structure for electric 3 to realize, to facilitate people to take uses, due to Minimum spacing in embodiment between protrusion 6 and the front side wall of bottom frame 2 is not more than 0.6cm, so that diameter is greater than 0.6cm Chalk 8 will not fall from the gap constituted between 2 front side wall of protrusion 6 and bottom frame to the bearing plate of the lower section of protrusion 6 It in 32, places, and is below close to 8 top of the chalk of blackboard body 1 and by blackboard sheet since chalk 8 tilts in the present embodiment Body 1 resists, and exposed 8 top of chalk in 32 outside of bearing plate is located above, so that chalk 8 is not easy to slide from bearing plate 32 It falls.

As shown in figure 3, blackboard eraser 9 can also be placed on to 32 vertical end top and bottom frame of bearing plate, 2 front side wall top On, since blackboard eraser 9 is also that inclination is placed, so that its least significant end is resisted against blackboard body 1, it is caused to be not easy to from holding 32 slide on fishplate bar.

Be made between bearing plate 32, protrusion 6 and connecting plate 31 of stainless steel material in the present embodiment, wherein three it Between be integrated setting.

As a preferred embodiment, when siltation has more dust to need to clear up it greatly in bearing plate 32, can lead to It crosses and backs out bolt 4 to remove support structure 3 from frame 2, the opening direction of bearing plate 32 should be adjusted in the process, so that its Opening up, preventing from depositing falls at connecting plate 31 in the dust of its angle, while the inclination of support structure 3 is made its bottom end It is inserted into dustbin, so that the dust being located in bearing plate 32 slides to dustbin, and obstinate dust can be incited somebody to action by brush Its brush is fallen, and realizes the purpose cleared up greatly the dust of siltation with this.

It describes the invention in detail, but content is only the preferred embodiment of the present invention, cannot be recognized above For for limiting practical range of the invention.Any changes and modifications in accordance with the scope of the present application should all still return Belong within patent covering scope of the invention.

Claims (5)

1. a kind of new type blackboard, blackboard body including rectangle and the frame for being wrapped in blackboard body edge, which is characterized in that position It is provided with support structure along its length in the frame bottom end of blackboard body bottom, wherein support structure includes along bottom frame The connecting plate of length direction setting, the connecting plate are locked on the frame by bolt, and are located on front side of bottom frame and are also set up There is V-type bearing plate, wherein one end is connect the bearing plate with connecting plate, and the other end of bearing plate is vertically arranged, wherein accepting Arc notch is also evenly arranged at the top of the vertical end of plate, the upper half is set along its length on the inside of the vertical end of the bearing plate Arcuate projections are equipped with, the inclined-plane of corresponding protrusion is wherein provided on the top corner angle side on front side of bottom frame.

2. a kind of new type blackboard according to claim 1, which is characterized in that the top of the bearing plate vertical end is slightly above The top end face of bottom frame.

3. a kind of new type blackboard according to claim 1, which is characterized in that the front side wall of the protrusion and bottom frame Between minimum spacing be not more than 0.6cm.

4. a kind of new type blackboard according to claim 1, which is characterized in that by not between the bearing plate and connecting plate Rust steel material is made, wherein being integrated setting between the two.

5. a kind of new type blackboard according to claim 1, which is characterized in that the notch bottom face is to be obliquely installed, The least significant end of middle notch bottom end inclined surface is close on front side of bottom frame, and on front side of notch bottom end inclined-plane and bottom frame between top Constitute straight line.