CN2167846Y - Black-white board writing pen with elasticity or whithout it - Google Patents

Abstract

The utility model relates to a black-white board writing pen with or without elasticity. The utility model is composed of an ink outlet device, an ink guide bar, a penpoint, a pen head, a pen tube, a pen cap with or without elasticity and a carrier thereof. The utility model provides a novel black-white board writing pen which can write on any flat and clean planes such as black-white boards, glass, ceramic, etc., the penpoint can be freely drawn out to change, the ink storage is large, the ink comes out fast and is uniform, the carrying is convenient, the writing pen uses special ink, no dust pollution in the process of writing occurs, the pen is uneasily leaked, and has no bad effect on human health.

Description

Black-white board writing pen with elasticity or whithout it

The utility model relates to school supply and stationery, is that a kind of tool retractility also can not had a black-white board lettering pen of retractility.

The pen that is used at present writing blackboard both at home and abroad mainly is chalk, writing brush or paintbrush, and it is a kind of that the pen of writing blank mostly is fibre-tip pen.The chalk writing process produces dust, and is harmful, and directly hand is grabbed chalk and write very unhygienic; Be used to be stained with writing brush or the paintbrush use that poster colour writes and quite bother, also inconvenience is carried, with after also must wash pen with clear water; The fibre-tip pen moisture storage capacity is few, and water outlet is overflow, and to come water to have irregular more, only is beneficial to disposable use.

The purpose of this utility model provides that a kind of moisture storage capacity is big, and water outlet is fast, comes water even, and the writing process no dust pollution is easy to carry, and uses the black-white board lettering pen of special-purpose ink.

The utility model by the shaft of a writing brush, nib, a dirt, water outlet device, water-guide rod, tool retractility or do not have retractility the pen cap and carry and form.

Describe in further detail below in conjunction with accompanying drawing.

Fig. 1 is the utility model structural representation profile.

Fig. 2 is the pen cap structural representation profile of the utility model tool retractility.

Fig. 3 is that the utility model is not had a pen cap structural representation profile of retractility.

This black-white board lettering pen external form such as thick garden pearl lip pencil.As shown in Figure 1, nib (1) but be also rectangle of long garden cylindricality, front end is also square toes of knob, the rear end is the garden taper, its inserts in the nib (2) and can arbitrarily extract replacing out; The outside handing-over of middle empty taper nib (2) rear inside wall and water outlet device (3) back; The preceding most of whole body of water outlet device (3) has thick, the dark cyclization streakline of more common pen water outlet device, a sulculus is established in the top can circulate air in certain amount, locate about groove opposite side and 60 degree can circulate from last extremely two of the middle incisions stria ink supply water that one is long and the other is short, there is a through hole center, it is funneling that through hole back-end is, the through hole front end is that heavy caliber can insert for nib (1), inserts the water-guide rod (4) that a top has a stria in the hole.The interior straight empty shaft of a writing brush (6) front end and the handing-over of water outlet device (3) rear end, a rubber cushion (5) is established in the junction.

As shown in Figure 4, the tool retractility pen cap (7) is divided in two parts, the front portion is divided into the pen cap, set up according to the curve that is inserted in nib (2) and nib (1) in interior space, reducing air as far as possible exists, the back be a teacher's pointer partly, is nested and is linked to each other by the branch pipe joint in 5 to 6 different apertures, and a middle joint joins for solid and the arrow cap of living; An outer joint rear end and the outside handing-over of the pen cap.Their principle of compositionality is similar to the radio antenna of tool retractility.

As shown in Figure 3, not having a curve that also is inserted in according to nib (1), nib (2) in the pen cap (8) of retractility is provided with the space; The crown end of living has a through hole, penetrates for carrying.

The utility model tool retractility also can not had black-white board lettering pen application specific Heisui River of retractility, all water yields are big, and water outlet is fast, come water evenly, nib can arbitrarily extract replacing out, can be at various black-white boards and glass, draw porcelain, etc. write on any smooth, clean plane.The writing process no dust pollution, antileaking is easy to carry, and health is had no adverse effect.

Claims (1)

1, a kind of tool retractility also can not had a black-white board lettering pen of retractility, and this pen has nib (1), nib (2), and the water outlet device (3) and the tool retractility pen cap (7) or the retractility pen cap (8) of not having is characterized in that:

Nib (1) rear end of a, long garden column type or square is the garden taper, and it inserts in the water outlet device (3) by nib (2),

B, the outside handing-over of middle empty taper nib (2) rear inside wall and water outlet device (3) back,

C, the preceding most of whole body of water outlet device (3) have thick, the dark cyclization streakline of pen water outlet device, on establish a sulculus, circulate from last extremely two of the middle incisions stria ink supply water that one is long and the other is short about groove opposite side and 60 degree, there is a through hole centre, it is funneling that through hole back-end is, front end is that heavy caliber inserts for nib (1), inserts a water-guide rod (4) that has stria in the hole

D, the tool retractility pen cap (7) rear section are nested by the branch pipe joint in 5 to 6 different apertures and link to each other, and a middle joint is the cap handing-over of living of solid and arrow.

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