CN201849087U - Pen core - Google Patents

Abstract

The utility model discloses a pen core which comprises a pen point, an ink refill tube and an ink storage tube, wherein one end of the ink refill tube is connected with the pen point and then is contained in the ink storage tube; and the pen core is characterized in that the pen point is connected with the ink storage tube by screw threads. The ink storage tube can be replaced by the pen core.

Description

A kind of pen pen core

Technical field

The utility model relates to a kind of pen, relates in particular to a kind of pen pen core.

Background technology

At present, more common pen pen core is a squash type or plug-type on the market, and the pen core of this kind pen all can't be changed the storage ink sac on the pen core, to such an extent as to after the wearing and tearing of storage ink sac, cause whole pen core to scrap, therefore relatively waste.

The utility model content

Technical problem to be solved in the utility model provides a kind of pen pen core of replaceable storage ink sac.

For realizing above purpose, technical solution of the present utility model is: a kind of pen pen core, comprise nib, ink-feeding tube and Chu Moguan, an end of described ink-feeding tube be contained in the black pipe of described storage after described nib is connected, it is characterized in that: described nib is connected with the black gas thread of described storage.

Compared with prior art, the beneficial effects of the utility model are:

1. the nib owing to a kind of pen pen core of the present utility model is connected with storage China ink pipe line, after the black pipe wearing and tearing of storage, and the Chu Moguan that the Chu Moguan of detachable wearing and tearing more renews, so this practical replaceable storage ink sac.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Among the figure: nib 10, Chu Mo pipe 12.

The specific embodiment

Below in conjunction with the drawings and specific embodiments the utility model is described in further details

Referring to shown in Figure 1, a kind of pen pen core, comprise nib 10, ink-feeding tube (not shown) and storage China ink pipe 12, one end of ink-feeding tube is contained in Chu Mo after being connected with nib 10 and manages in 12, nib 10 and Chu Mo pipe 12 are threaded, after 12 wearing and tearing of storage China ink pipe, the storage China ink pipe 12 that the storage China ink pipe 12 of detachable wearing and tearing more renews.

Therefore, so this practical replaceable storage ink sac.

The above only is a better embodiment of the present utility model; protection domain of the present utility model does not exceed with above-mentioned embodiment; as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.

Claims (1)

1. a pen pen core comprises nib, ink-feeding tube and Chu Moguan, an end of described ink-feeding tube be contained in the black pipe of described storage after described nib is connected, it is characterized in that: described nib is connected with the black gas thread of described storage.

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