CN206880296U - A kind of Portable chalk holder - Google Patents

Abstract

The utility model provides a kind of Portable chalk holder, belongs to realia field.Chalk storage part including chalk box body, positioned at chalk holder intracoelomic cavity top, and positioned at the chalk landing portion of chalk holder intracoelomic cavity bottom；Wherein described chalk storage part includes several interlayers being arranged side by side, and the interlayer is adapted for insertion into drawer type chalk host body；Several described interlayer bottoms are rotatably connected by a rotary shaft have a baffle plate respectively；Described rotary shaft one end stretches out in chalk storage part, and is connected with a pressing plate in extension, that is, presses gearing drive flapper of the pressing plate by rotary shaft, and realization prevents the chalk in drawer type chalk host body from being skidded off from interlayer bottom；Also be arranged with the extension for stretching out in chalk storage part of the rotary shaft one be used for reset spring.

Description

A kind of Portable chalk holder

Technical field

The utility model belongs to realia field, and in particular to a kind of Portable chalk holder.

Background technology

Chalk is the necessary educational aid in each place to operate schools, and we usually see that the chalk of a variety of colors is open and said Above platform, or it is topsy-turvy be gathered in inside box, just need to take some time whenever to be used when Go for the chalk of a desired color.The design of chalk different colours can mainly have also for when being write on blackboard Distinguish, or even give top priority to what is the most important, but more when because it is pressed for time, teacher would rather be write by piece of chalk at random, this It is all a kind of situation of color that sample, which just occurs on blackboard,.Even over time, open aerial chalk is easy to make moist, The effect of chalk in itself is thus have impact on, has shortened the service life of chalk, wastes the resource being not used by.But now We need to design a kind of device, go out a device of different colours chalk accordingly by the switch of different colours, it is both Closing, be the device that can select different colours chalk again.

Utility model content

The purpose of this utility model is to provide a kind of Portable chalk holder, to solve to avoid chalk from depositing in a jumble, is easy to observe With selection needed for color chalk, make chalk more easily technical problem of taking.

In order to solve the above-mentioned technical problem, the utility model provides a kind of Portable chalk holder, including：Chalk box body, position Chalk storage part in chalk holder intracoelomic cavity top, and positioned at the chalk landing portion of chalk holder intracoelomic cavity bottom；It is wherein described Chalk storage part includes several interlayers being arranged side by side, and the interlayer is adapted for insertion into drawer type chalk host body；If described A dry interlayer bottom is rotatably connected by a rotary shaft has a baffle plate respectively；Described rotary shaft one end stretches out in chalk storage Portion, and be connected with a pressing plate in extension, that is, gearing drive flapper of the pressing plate by rotary shaft is pressed, is realized anti- Only the chalk in drawer type chalk host body skids off from interlayer bottom；The extension for stretching out in chalk storage part of the rotary shaft On be also arranged with one be used for reset spring；And the chalk landing portion includes being obliquely installed in chalk holder intracoelomic cavity bottom Hang plate, low side position and the chalk holder body joint of the hang plate are provided with the transverse opening for being suitable to chalk and skidding off；The hang plate A chalk is connected with transverse opening and connects platform.

Further, the spring one end is fixed on the pressing plate, and the other end of the spring is fixed on the powder On pencil box body.

Further, offered when the rotary shaft stretches out in chalk storage part on corresponding chalk box body suitable for rotating The circular hole that shaft extension goes out, axle sleeve is configured with the circular hole.

Further, the pressing plate, which pushes, makes baffle plate and horizontal line into 0-60 ° of angle.

Further, the bottom face of the chalk box body is provided with the anti-slip veins for being suitable to prevent that chalk box body from sliding.

Further, the upper surface of the drawer type chalk host body is provided with one and housed suitable for drawer type chalk described in pull The handle of body.

Further, the chalk box body uses transparent plastic box body；And the drawer type chalk host body is using saturating Bright plastics host body.

Further, the chalk connects side of the platform away from box body and is provided with limiting plate.

Further, it is uniformly provided with aperture on the hang plate；And the side wall of the chalk holder intracoelomic cavity bottom opens up There is cleaning mouth.

Further, the angle of inclination formed between the hang plate and horizontal line is 15-25 ° of angle.

The beneficial effects of the utility model are this Portable chalk holders, small volume, and light weight is simple in construction.Taken out using transparent Drawer formula chalk host body, easily facilitate user and intuitively select the chalk of required color, and add chalk in time, and protect Chalk is protected in closing space, not moisture-sensitive；Drawer-type structure is convenient to add enough chalks when chalk quantity is few；Using Connection of the pressing plate with baffle plate by rotary shaft, it is easy to operate, it is simple in construction；By back-moving spring, both with reset function, also can Ensure to prevent chalk from skidding off out of drawer type chalk host body in the case of for pressing button.Pressing plate is made only by spring effect It can turn an angle, the maximum gauge part that the angle fits into a chalk passes through；Chalk holder uses environment-friendly materials system Make, and be driven using Purely mechanical, no waste of energy is more environmentally-friendly.

Brief description of the drawings

The utility model is further illustrated with reference to the accompanying drawings and examples.

Fig. 1 is overall structure diagram of the present utility model.

Fig. 2 is the enlarged drawing at A in Fig. 1；

Fig. 3 is the hang plate schematic diagram in the utility model；

Fig. 4 is the hang plate side view in the utility model.

In figure：Chalk box body 1, chalk storage part 2, chalk landing portion 3, interlayer 4, drawer type chalk host body 5, baffle plate 6, Rotary shaft 7, pressing plate 8, spring 9, hang plate 10, chalk connect platform 11, circular hole 12, axle sleeve 13, anti-slip veins 14, handle 15, aperture 16, Limiting plate 17, slide rail 18.

Embodiment

The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram, Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.

Embodiment 1

As depicted in figs. 1 and 2, a kind of Portable chalk holder of the present utility model, including：Chalk box body 1, positioned at chalk box body The chalk storage part 2 of 1 inner chamber top, and positioned at the chalk landing portion 3 of the inner chamber bottom of chalk box body 1；Wherein described chalk is deposited Storage portion 2 includes several interlayers 4 being arranged side by side, and the interlayer 4 is adapted for insertion into drawer type chalk host body 5；Described drawer The length and width of formula chalk host body 5 is just suitable to house a chalk, chalk is not mutually squeezed in drawer type host body Backfin is broken, and is formd a closing space after drawer type host body insertion interlayer 4, chalk can be avoided to become damp and rotten.If described A dry bottom of interlayer 4 is rotatably connected by a rotary shaft 7 has a baffle plate 6 respectively；Described one end of rotary shaft 7 stretches out in chalk and deposited Storage portion 2, and be connected with a pressing plate 8 in extension, that is, press gearing drive baffle plate 6 turn of the pressing plate 8 by rotary shaft 7 Dynamic, realization prevents the chalk in drawer type chalk host body 5 from being skidded off from the bottom of interlayer 4；The chalk that stretches out in of the rotary shaft 7 is deposited Also be arranged with the extension in storage portion 2 one be used for reset spring 9, specifically, the pressing plate 8 is fixed in the one end of the spring 9 On, and the other end of the spring 9 is fixed on the chalk box body 1；Using spring 9 performance and rotating shaft it is gearing, when Spring 9 shrinks baffle plate 6 and with pressing plate 8 while rotated when pressing plate 8 is under pressure, and opened with certain angle (just meets a chalk Maximum gauge) chalk rolls out automatically, spring 9, which restores to the original state, when without pressure causes baffle plate 6 to close；And the chalk Landing portion 3 includes being obliquely installed in the hang plate 10 of the inner chamber bottom of chalk box body 1, low side position and the chalk box body of the hang plate 10 1 joint, which is provided with, is suitable to the transverse opening that chalk skids off；The hang plate 10 is connected with a chalk at transverse opening and connects platform 11. Preferably, described chalk connects and connects turning over for platform 11 for overturning the chalk provided with one between platform 11 and the connection of the hang plate 10 Rotating shaft, is easy to receive folded chalk and connects platform 11.In order to improve the convenience used, the chalk connects side of the platform 11 away from box body and is provided with Limiting plate 17, chalk is set to stop rolling when rolling down to after dropping at limiting plate 17, convenient use person takes.

Preferably, the upper surface of the drawer type chalk host body 5 is provided with one and housed suitable for drawer type chalk described in pull The handle 15 of body 5.

Optionally, such as the interlayer 4 is arranged to six, and corresponding, drawer type chalk host body 5 is arranged to six, often One drawer type chalk host body 5 is respectively and correspondingly placed into white, red, blue, yellow, powder, green chalk, be correspondingly arranged respectively it is white, red, Indigo plant, Huang, powder, green pressing plate 8, make chalk holder more attractive in appearance, and user's observation is more directly perceived.For example, working as needs to choose red powder During pen, red pressing plate 8 is pressed, so that it may connect so that chalk rolls down to chalk along hang plate 10 on platform 11, be easy to user to use. Drawer type chalk host body 5 can conveniently add chalk, also allow chalk in a fixed space.

Offer on corresponding chalk box body 1 when the rotary shaft 7 stretches out in chalk storage part 2 and stretched suitable for rotary shaft 7 The circular hole 12 gone out, axle sleeve 13 is configured with the circular hole 12.The suitable of the rotation process of rotary shaft 7 is improved by the axle sleeve 13 Smooth degree.

Optionally, the pressing plate 8, which pushes, makes baffle plate 6 and horizontal line into 0-60 ° of α angles.

Preferably, the bottom face of the chalk box body 1 is provided with the anti-slip veins 14 for being suitable to prevent that chalk box body 1 from sliding.Prevent Exerted oneself when using chalk holder the excessive slip for causing chalk box body 1.

Optionally, the chalk box body 1 uses transparent plastic box body；And the drawer type chalk host body 5 is using saturating Bright plastics host body, it is easy to user to observe the color of chalk using plastic material, i.e., does not do any color mark, also can be non- Often it is clearly apparent the color for the chalk deposited in drawer type chalk host body 5 corresponding to each interlayer.

Preferably, the side wall above the transverse opening is provided with hairbrush so that dust, which is stayed in chalk box body 1, to be easy to clearly Reason.

Preferably, the Portable chalk holder also includes a chalk recycling box for being arranged at the side of chalk box body 1, for storing The chalk to be shortened after use, the optional opposite side for being arranged on pressing plate 8 of chalk recycling box.

Embodiment 2

As shown in Figure 3 and Figure 4, on the basis of the Portable chalk holder of embodiment 1, along chalk on the hang plate 10 The both sides in the direction of landing are provided with slide rail 18, and the angle of inclination of the slide rail 18 is more than or equal to the angle of inclination of hang plate 10.Incline The slide rail 18 of swash plate 10 so that chalk by rolling, becomes and slided during downslide, it is therefore prevented that chalk because front and rear thickness is different and Deflecting, and then the problem of can not smoothly skid off.

Aperture 16 is uniformly provided with the hang plate 10；And offered in the side wall of the intracavity bottom of chalk box body 1 Mouth is cleaned, the aperture 16 on hang plate 10 is advantageous to the dust accumulation of chalk in the bottom of hang plate 10, is advantageous to logical in next step Cross cleaning mouth and do cleaning work.

The β angles that the optional angle of inclination formed between the hang plate 10 and horizontal line is 15-25 °, are just put into Chalk preferably can glide smooth by the gravity inertial of itself.

Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right Property scope.

Claims (10)

1. a kind of Portable chalk holder, it is characterised in that the chalk including chalk box body, positioned at chalk holder intracoelomic cavity top stores Portion, and positioned at the chalk landing portion of chalk holder intracoelomic cavity bottom；Wherein

The chalk storage part includes several interlayers being arranged side by side, and the interlayer is adapted for insertion into drawer type chalk host body； Several described interlayer bottoms are rotatably connected by a rotary shaft have a baffle plate respectively；

Described rotary shaft one end stretches out in chalk storage part, and is connected with a pressing plate in extension, i.e.,

Gearing drive flapper of the pressing plate by rotary shaft is pressed, realizes the powder prevented in drawer type chalk host body Pen skids off from interlayer bottom；

Also be arranged with the extension for stretching out in chalk storage part of the rotary shaft one be used for reset spring；And

The chalk landing portion includes being obliquely installed in the hang plate of chalk holder intracoelomic cavity bottom, the low side position of the hang plate and powder Pencil box body joint, which is provided with, is suitable to the transverse opening that chalk skids off；The hang plate is connected with a chalk at transverse opening and connect Platform.

2. Portable chalk holder according to claim 1, it is characterised in that the spring one end is fixed on the pressing plate, And the other end of the spring is fixed on the chalk box body.

3. Portable chalk holder according to claim 2, it is characterised in that when the rotary shaft stretches out in chalk storage part The circular hole stretched out suitable for rotary shaft is offered on corresponding chalk box body, axle sleeve is configured with the circular hole.

4. Portable chalk holder according to claim 3, it is characterised in that the pressing plate, which pushes, makes baffle plate and horizontal line into 0- 60 ° of angles.

5. Portable chalk holder according to claim 4, it is characterised in that the bottom face of the chalk box body, which is provided with, to be suitable to prevent The anti-slip veins that only chalk box body slides.

6. Portable chalk holder according to claim 5, it is characterised in that the upper surface of the drawer type chalk host body is set There is a handle for being suitable to drawer type chalk host body described in pull.

7. Portable chalk holder according to claim 6, it is characterised in that the chalk box body uses transparent plastic box body； The drawer type chalk host body uses transparent plastic host body.

8. Portable chalk holder according to claim 7, it is characterised in that the chalk connects side of the platform away from box body and is provided with Limiting plate.

9. Portable chalk holder according to claim 8, it is characterised in that be uniformly provided with aperture on the hang plate；And The side wall of the chalk holder intracoelomic cavity bottom offers cleaning mouth.

10. according to the Portable chalk holder described in claim any one of 1-9, it is characterised in that the hang plate and horizontal line it Between the angle of inclination that forms be 15-25 ° of angle.