CN2247603Y - Automatic ink-suction erasable pen for whiteboard - Google Patents

Abstract

The utility model relates to an automatic ink-suction erasable pen for whiteboards, which is composed of an upper pen sheath, a lower pen sheath, a pen mouth and a pen shell. Because a rubber sheath, a suction pipe and a hair felt are arranged in the pen shell and the upper outer end of the pen shell is provided with a screw thread which is matched with an inner screw thread on the upper pen sheath, the upper pen sheath can be screwed in and out to realize to automatically suck erasable ink. The utility model overcomes the disadvantage of the existing pen for the whiteboards that because after pen ink is run out the existing pen for the whiteboards can not be used repeatedly, the existing pen for the whiteboards is discarded. Thereby, the automatic ink-suction erasable pen for whiteboards can replace the existing writing chalk and can thoroughly change a conjuncture that after a traditional blackboard is wiped, chalk dust flies all around. The utility model provides a safe and healthy ensure for teachers and students of universities and middle and primary schools to be free from the bitter of dust pollution.

Description

Automatically erasability blank pen absorbs water

The utility model belongs to a kind of improvement design of erasability blank pen.

At present, as the erasability blank pen of one of writing implement, with its write smoothly, have a clear handwriting, easy to use, the non-dusting characteristics of wiping, well received.But the water in pen just can't re-use, that is be to repeat to add the erasability ink once using up, and this blank pen will be scrapped to be abandoned and be rubbish.Both wasted, also be unfavorable for environmental protection.

The purpose of this utility model is to overcome deficiency of the prior art, and a kind of automatic suction erasability blank pen is provided.It has overcome existing blank pen because of after a water uses up, and can't reuse and the shortcoming that causes scrapping.In a shell, added suction pipe, felt, gum cover, and the outer end is threaded on a shell,, makes the pen cap can screw in back-out and realize sucking automatically the erasability ink with the screw-internal thread fit of the last pen cap.Thereby can replace the ancient chalk of writing, and after can thoroughly changing traditional blackboard wiping, the situation that chalk dust flies upward everywhere, the hardship for the teachers and students of large, medium and small school avoid dust pollution provides the assurance of safety and health.

The utility model is realized by following measure: the erasability that absorbs water automatically blank pen is made up of the last pen cap, the following pen cap, a mouth, a shell.Its special character is to be provided with gum cover in the shell, and suction pipe and felt are sealed in the gum cover, and suction pipe passes felt and extend to a mouth coupled; The last outer end of shell is threaded with the internal thread of the last pen cap matches, and makes the pen cap can screw in back-out; The pen cap is equipped with down in the lower end of shell.

Accompanying drawing is absorb water the automatically schematic diagram of erasability blank pen of the utility model.

The utility model is described in further detail below in conjunction with drawings and Examples.

1. is following pens cap in the accompanying drawing; 2. be a mouth; 3. be a shell; 4. be felt; 5. be suction pipe; 6. be gum cover; 7. be to go up the pen cap.

Automatically suction erasability blank pen is made up of the last pen cap, the following pen cap, a mouth, a shell, felt, suction pipe and gum cover.Draw back when the user will descend the pen cap, after the last pen cap screwed out and takes off, a mouth was dipped in the erasability ink, pushes the exposed junction of gum cover, and the air in the gum cover is discharged from suction pipe.After unclamping, the erasability ink can suck suction pipe from a mouth, and by suction pipe the erasability ink is trickled down on felt, is stored.Suction finishes, and will go up the pen cap and screw in.When needs are write, be stored in the erasability ink on the felt, can write by a cork mouth and drop on the smooth blank that does not absorb water.Use cloth and the felt can be, and leave no trace and produce dust easily with the person's handwriting wiped clean.

The utility model is compared with existing technology and has the following advantages: the automatic ink-suction erasable blank Pen is owing to increased suction pipe, felt, gum cover and the upper pen cap that can screw in back-out has been housed in a shell Realize automatically sucking the erasability ink. Therefore, overcome existing white board marker and used up it because of a water After, can't re-use and cause the shortcoming of scrapping. Thereby can replace the ancient chalk of writing, and can After thoroughly changing traditional blackboard-cleaning, the situation that chalk dust flies upward everywhere is for large, medium and small The teachers and students of school avoid the hardship of dust pollution, and the assurance of safety and health is provided.

Claims (2)

1. an automatic suction erasability blank pen of being made up of the last pen cap, the following pen cap, a mouth, a shell is characterized in that being provided with in the shell gum cover, and suction pipe and felt are sealed in the gum cover, and suction pipe passes felt and extends to a mouth and is connected with it.

2. according to the described automatic suction erasability blank pen of claim 1., it is characterized in that the last outer end of a shell is threaded,, make the pen cap can screw in back-out with the screw-internal thread fit of the last pen cap; The pen cap is equipped with down in the lower end of shell.

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