CN206426715U - A kind of chalk fixes anti-off device - Google Patents

Abstract

The utility model discloses a chalk fixing and anti-breaking device, which comprises an outer pen container, chalk, an anti-skid pad, a chalk adjustment button, a dust suction switch, an exhaust hole, a dust conveying hose, a light dust suction motor, an exhaust channel, and a dust collecting box and storage battery, the outer pen container is connected with chalk through a clamping and fixing device, a non-slip pad is provided on the right side of the dust suction port, a chalk adjustment button is provided on the right side of the anti-slip pad, and a chalk adjustment button is provided on the right side of the chalk adjustment button. Dust suction switch, the right side of the dust suction switch is provided with a charging port, and the bottom of the dust suction switch is provided with a vent hole, the right end of the outer pen container is provided with a dust collection box cover, and the dust suction port is connected to the dust collection port through a dust delivery hose. The light dust suction motor is connected, the light dust suction motor is connected to the dust collection box through the exhaust channel, and a battery is arranged above the dust collection box. Direct contact with chalk can also absorb floating chalk dust to a certain extent to protect the health of users.

Description

A chalk fixing anti-breaking device

technical field

The utility model relates to the technical field of teaching appliances, in particular to a chalk fixing and anti-breaking device.

Background technique

Chalk is a commonly used utensil in teaching, but because the chalk contains corrosive chemicals, it is easy to cause damage to the hand after a long time of use, and the chalk is easy to break when using it. If it is only broken for a short period of time, it is not easy to grasp , it will be thrown away, causing a lot of waste, and when using chalk, it will produce a lot of powder, if it is inhaled for a long time, it will seriously affect human health.

Utility model content

The purpose of this utility model is to provide a chalk fixing and anti-breaking device to solve the problems in the above background.

In order to solve the above object, the utility model provides the following technical solutions: a chalk fixing and anti-breaking device, including an outer pen container, chalk, clamping and fixing device, dust suction port, anti-skid pad, chalk adjustment button, dust suction switch, charging port, Air vent, dust collection box cover, dust delivery hose, light dust suction motor, exhaust channel, dust collection box and battery, the outer pen holder is connected with chalk through the clamping and fixing device, and the left end of the outer pen holder is provided with a dust suction The right side of the dust suction port is provided with a non-slip mat, the right side of the anti-slip mat is provided with a chalk adjustment button, the right side of the chalk adjustment button is provided with a dust suction switch, and the right side of the dust suction switch is provided with a charging port , and there is an exhaust hole under the dust suction switch, the right end of the outer pen container is provided with a dust collection box cover, the dust suction port is connected to the light dust suction motor through the dust delivery hose, and the light dust suction motor passes through the exhaust The channel is connected with the dust collecting box, and a storage battery is arranged above the dust collecting box.

Preferably, the clamping and fixing device is sequentially provided with an inner pen container, a spring, a rotating shaft and an adjusting wing from left to right, the clamping and fixing device can fix the chalk, and the clamping length of the chalk can be adjusted at any time through the adjusting wing.

Preferably, a dust screen is arranged on the exhaust hole, so that the exhaust hole discharges the gas and collects the chalk dust into the dust box.

Preferably, the chalk adjustment knob is fixedly connected with the adjustment wing, so as to adjust the length of the chalk clamped by the chalk adjustment knob.

Preferably, the dust collecting box cover is connected with the outer pen container through a connecting bolt and a buckle, and when the dust in the dust collecting box is to be dumped, the dust collecting box cover can be opened, and the dust collecting box can be pulled out for dumping.

Preferably, the left side of the light dust suction motor is connected with the dust delivery hose, and the right side of the light dust suction motor is connected with the exhaust channel, and the light dust suction motor can suck the dust from the dust suction port, and then collect it into the dust collection box Inside.

Preferably, the dust suction switch and the light dust suction motor are connected in parallel to the battery, and the battery is connected in series to the charging port.

Compared with the prior art, the utility model has the beneficial effects that: the chalk fixing and anti-breaking device can use the motor to automatically mash the seasoning, the operation is simple, the mashing effect is good, and the mashing process does not need manual monitoring, which is The manpower is liberated. The wooden tamping head can ensure the taste of the seasoning and prevent metal shavings from entering the seasoning. The shock-absorbing rubber pad can reduce the vibration of the shell caused by the micro-vibration machine, making it more comfortable to use.

Description of drawings

Fig. 1 is a perspective view of the utility model.

Fig. 2 is the internal structure diagram of the utility model.

Fig. 3 is a structural schematic diagram of the clamping and fixing device of the present invention.

Among the figure: 1, outer pen holder, 2, chalk, 3, clamping and fixing device, 31, inner pen holder, 32, spring, 33, rotating shaft, 34, adjusting wing, 4, dust suction port, 5, non-slip mat, 6, Chalk adjustment button, 7. Vacuum switch, 8. Charging port, 9. Vent, 10. Dust box cover, 11. Dust delivery hose, 12. Light vacuum motor, 13. Exhaust channel, 14. Dust collecting box, 15, storage battery.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides the following technical solutions: a chalk fixing and anti-breaking device, including an outer pen container 1, chalk 2, clamping and fixing device 3, dust suction port 4, anti-skid pad 5, chalk adjustment button 6 , dust suction switch 7, charging port 8, exhaust hole 9, dust collection box cover 10, dust delivery hose 11, light dust suction motor 12, exhaust passage 13, dust collection box 14 and storage battery 15, outer pen container 1 passes through The clamping and fixing device 3 is connected with the chalk 2, and the clamping and fixing device 3 is provided with an inner pen container 31, a spring 32, a rotating shaft 33 and an adjusting wing 34 successively from left to right, and the clamping and fixing device 3 can fix the chalk 2, and through the adjusting wing 34. The clamping length of the chalk 2 can be adjusted at any time. The left end of the outer pen container 1 is provided with a dust suction port 4, and the right side of the dust suction port 4 is provided with a non-slip pad 5. 6 is fixedly connected with the adjusting wing 34, so that the length of the chalk 2 clamped can be adjusted by the chalk adjusting button 6.

The right side of the chalk adjustment button 6 is provided with a dust suction switch 7, the right side of the dust suction switch 7 is provided with a charging port 8, and the bottom of the dust suction switch 7 is provided with an air vent 9, and the air vent 9 is provided with a dust filter, so that Vent 9 discharges the gas and collects the chalk dust in the dust box 14. The right end of the outer pen container 1 is provided with a dust box cover 10. When there is dust in the dust collection box 14, the dust collection box cover 10 can be opened, the dust collection box 14 is taken out and dumped, the dust suction port 4 is connected with the light dust suction motor 12 by the dust delivery hose 11, and the light dust suction motor 12 The left side is connected with the dust conveying hose 11, and the right side of the light dust suction motor 12 is connected with the exhaust passage 13. Inhale from the dust suction port 4, and then receive it in the dust collection box 14. A battery 15 is arranged above the dust collection box 14. The dust suction switch 7 and the light dust suction motor 12 are connected in parallel to the battery 15, and the battery 15 is connected to the charging port 8 in series.

Working principle: When using the chalk fixing anti-breaking device, first charge the battery 15 through the charging port 8, press and hold the chalk adjustment button 6, and the chalk adjustment button 6 is fixedly connected with the adjustment wing 34, so as to adjust the chalk through the chalk adjustment button 6 2 clamping length, put the chalk 2 into the inner pen container 31, loosen the chalk adjustment button 6, the inner pen container 31 will tightly clamp the chalk 2, and the user holds the protective pad 5 to write, when the chalk 2 When shortening, press and hold the chalk adjustment button 6 to adjust until the chalk 2 is used up. When using the chalk 2, when there is a lot of dust, you can turn on the dust suction switch 7, and the battery 15 supplies power for the light dust suction motor 12, and the light dust suction The left side of the motor 12 communicates with the dust hose 11, and the right side of the light dust suction motor 12 communicates with the exhaust passage 13. The light dust suction motor 12 is connected with the dust collection box 14 through the exhaust passage 13, and the light dust suction motor 12 can The dust is inhaled from the dust suction port 4, and then collected in the dust box 14. When there is more dust in the dust box 14, it can be dumped by opening the dust box cover 10. The dust box cover 10 is connected by the connecting bolt and The buckle is connected with the outer pen holder 1. When the dust in the dust collection box 14 is to be dumped, the dust collection box cover 10 can be opened, and the dust collection box 14 can be taken out for dumping. After use, it is best to remove the chalk 2 from the inner pen holder 31, so as to prevent the deformation and failure of the spring 32 and affect the use of the device,

Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement, etc., should be included in the protection scope of the utility model.

Claims (7)

1. a kind of chalk fixes anti-off device, it is characterised in that：Including outer pen container（1）, chalk（2）, clamping and fixing device（3）、 Suction port（4）, slipmat（5）, chalk adjusting knob（6）, dust suction switch（7）, charge port（8）, steam vent（9）, dust lid （10）, defeated dirt flexible pipe（11）, light dust sucting motor（12）, exhaust passage（13）, dust-collecting box（14）And battery（15）, the outer pen Cylinder（1）Pass through clamping and fixing device（3）It is connected with chalk（2）, and outer pen container（1）Left end is provided with suction port（4）, the dust suction Mouthful（4）Right side is provided with slipmat（5）, the slipmat（5）Right side is provided with chalk adjusting knob（6）, the chalk adjusting knob （6）Right side is provided with dust suction switch（7）, the dust suction switch（7）Right side is provided with charge port（8）, and dust suction switch（7）Lower section It is provided with steam vent（9）, the outer pen container（1）Right-hand member is provided with dust lid（10）, the suction port（4）Pass through defeated dirt flexible pipe （11）With light dust sucting motor（12）Connection, the light dust sucting motor（12）Pass through exhaust passage（13）With dust-collecting box（14）Connection, The dust-collecting box（14）Top is provided with battery（15）.

2. a kind of chalk according to claim 1 fixes anti-off device, it is characterised in that：The clamping and fixing device（3） From left to right it is disposed with interior pen container（31）, spring（32）, rotating shaft（33）With the regulation wing（34）.

3. a kind of chalk according to claim 1 fixes anti-off device, it is characterised in that：The steam vent（9）It is upper to set There is filter.

4. a kind of chalk according to claim 1 fixes anti-off device, it is characterised in that：The chalk adjusting knob（6）With Adjust the wing（34）It is fixedly connected.

5. a kind of chalk according to claim 1 fixes anti-off device, it is characterised in that：The dust lid（10）Pass through Coupling bar and buckle and outer pen container（1）Connection.

6. a kind of chalk according to claim 1 fixes anti-off device, it is characterised in that：The light dust sucting motor（12）It is left Side and defeated dirt flexible pipe（11）Connection, and light dust sucting motor（12）Right side and exhaust passage（13）Connection.

7. a kind of chalk according to claim 1 fixes anti-off device, it is characterised in that：The dust suction switch（7）With it is light Dust sucting motor（12）It is parallel to battery（15）, and battery（15）It is series at charge port（8）.