CN2902731Y - Writing tool - Google Patents

Abstract

The utility model relates to a writing tool, including: a general-purpose pen point used to spread the ink on the written media, a first ink container used to provide the ink to the pen point, and a connecting sheath used to connect the pen point and the first ink container is characterized in that: outside of the first ink container is provided with at least one removable and totally closed additional ink container; at least one punching device designed to punch through the annex ink container is provided between the first ink container and the annex container. In this way, the capacity could be increased as well as the leakage could be prevented and avoided effectively. The simple, reasonable and low-cost structure is fit for volume-produce.

Description

Writing implement

Technical field

The utility model relates to a kind of writing implement, particularly as the writing implement of color pen, felt material stylus, fibre-tip pen, ball pen, pen and other types.

Background technology

Writing implement on the existing market, complex forms is changeable, great variety of goods, but all have following common shortcoming: 1, deposit write black liquid storage very little, thereby it is very high to irritate the frequency write black liquid from ink bottle, is pretty troublesome really, and nib is partly very dirty during can.2, because of this body structure of writing implement institute extremely, itself can bear when depositing the capacity of writing black liquid if surpass to lettering pen filling, the very easy ink leak water of this pen then, so its anti-performance of leaking is just poor, so write the structure that the capacity of black liquid belongs to low capacity in the existing writing implement.3, especially popular a kind of disposable writing implement just be abandoned when also very new because of the structure that uses up fast of writing black liquid often, thereby the utilization rate of lump-sum is very low, causes the very big wasting of resources.

Also there are a lot of inventors existing writing implement being studied and improved at the problems referred to above, for example, a kind of marking tool of describing in the WO93/0596 patent application, also having at publication number is the writing implement of describing in the Chinese patent literature of CN1086173A.Disclose in these two parts of patent documentations and adopted large and small liquid storage cylinder to solve the black liquid storage problem very little of writing of depositing.Technical scheme mainly is to adopt diaphragm element to be divided into big ink storage chamber and less ink storage chamber ink storage chamber, and make opening of diaphragm element realize that the black liquid of writing of big ink storage chamber is fed in the less ink storage chamber by the flexible of tip of stylus, like this, though the liquid storage amount of this writing implement is increased, but when in writing process, needing writing black liquid and replenish to give less liquid storage cylinder from big liquid storage cylinder or afterwards, it writes the position that black liquid still can continue to flow to or be penetrated into marker nib, thereby cause the weeping when normally writing, one of its reason is that to be supplied to the liquid China ink of writing of less ink storage chamber be that lengthwise movement by a movable part makes valve open to big ink storage chamber, cause the inner pressure that produces of ink storage chamber, cause writing black liquid and constantly extrude and produce weeping.

Also there is the inventor making improvements at the existing defective of said structure, in the WO96/14998 patent application a kind of marking tool is disclosed for example, structure that it is basic and WO93/05966 patent and Chinese patent CN1086173A are similar, it mainly improves: little liquid storage cylinder is adopted the cyclic spring deformable piece, and purpose is above-mentioned water clock to be write black liquid when enlarging to suck back after nib moves forward in the process from nib by the compression of the cyclic spring deformable piece cavity on the service duct again.But this topology discovery moves forward in the process at nib, and the liquid that often flows to or be penetrated into nib too much can't in time suck back it, perhaps sometimes air is sucked back and writes liquid and almost seldom suck back.Moreover for adopting the common writing implement that has the tip of stylus of ball, because it is case type, permeating or be forced out the liquid that comes almost can't be sucked back, therefore, still exists weeping.

Also have and adopt the liquid outlet of two ink storage chambers to write black liquid to the tip of stylus supply successively for being set up in parallel by rotation, very easily cause owing to must be closed again after a plurality of liquid outlets rotate and to be sealed with very big difficulty, therefore, also be easy to occur weeping.

Summary of the invention

The purpose of this utility model is a kind of liquid storage amount that can increase that proposes at the defective of above-mentioned present technology existence, can prevent and avoid simultaneously the writing implement of weeping again effectively.

Another purpose of the present utility model is that at least one totally enclosed additional ink storage chamber and Durchgangshohle device are set outside first ink storage chamber dexterously, and writing time is prolonged exponentially, and this is simple and reasonable for structure, and cost is low, economizes on resources, and is fit to produce in enormous quantities.

In order to realize the foregoing invention purpose, the utility model adopts following technical scheme: it comprises: tip of stylus commonly used, be used for to write black liquid and be coated in writing medium, first ink storage chamber, be used for writing black liquid, adapter sleeve to the tip of stylus supply, be used to connect the tip of stylus and first ink storage chamber, it is characterized in that: described at least one removable and totally enclosed additional ink storage chamber that outside first ink storage chamber, is provided with; Also comprise the described Durchgangshohle device that at least one is used for the additional ink storage chamber of break-through that between first ink storage chamber and additional ink storage chamber, is provided with.

Described Durchgangshohle device is arranged on first ink storage chamber.

Described at least one additional ink storage chamber is arranged on the top of first ink storage chamber.

Described Durchgangshohle device comprises that feedthrough and second draws black liquid core, and described second draws black liquid core is arranged in the feedthrough, and has at least and partly be exposed at or expose on the feedthrough.

Described tip of stylus comprises that first draws black liquid core or comprise that first draws black liquid core and ball.

Described second draws first in black liquid core and the tip of stylus draws black liquid core and is connected.

The bottom of described at least one additional ink storage chamber is provided with recess, and the feedthrough on described first ink storage chamber is inserted in the described recess, and can seal mutually.

Described second ink storage chamber is provided with protective cover outward.

Described have second drawing black liquid core overcoat is set partly at least outward.

The utility model adopts movably mode of at least one additional ink storage chamber, write black liquid and totally-enclosed additional ink storage chamber by the additional ink storage chamber of at least one the Durchgangshohle device break-through that is provided with between first ink storage chamber and the additional ink storage chamber with being equipped with, make the black liquid of writing in the additional ink storage chamber second draw black liquid core and directly be supplied to tip of stylus by at least one, avoided the liquid outlet that originally was provided with in available technology adopting second ink storage chamber and the black liquid of writing in second ink storage chamber has been transformed in first ink storage chamber by this liquid outlet, to write black liquid by first ink storage chamber again and be supplied to tip of stylus, the phenomenon of leakage like this, very easily appears.The utility model has solved effectively that the black amount of depositing of writing implement can reach at double or several times ground improves, and cost and common writing implement are almost close, can prevent and avoid weeping effectively again simultaneously.

Description of drawings

Fig. 1 is the structure cross-sectional schematic of first kind of embodiment of the utility model.

Fig. 2 is the structure cross-sectional schematic of Fig. 1 second ink storage chamber duty.

Fig. 3 is for there being the schematic diagram of writing black liquid in the structure of Fig. 1.

Fig. 4 has the schematic diagram of writing black liquid for having only in second ink storage chamber in the structure of Fig. 2.

Fig. 5 is the structure cross-sectional schematic of second kind of embodiment of utility model.

Among the figure:

1-tip of stylus 11-first draw black liquid core 12-anti-leak device 13-ball 2-first ink storage chamber 21, the additional ink storage chamber 23,23 of 22-'-recess 24,24 '-liquid outlet 3-adapter sleeve 4,4 '-Durchgangshohle device 41,41 '-feedthrough 410,410 '-ventilation groove 42,42 '-the second draws black liquid core 5-overcoat 6-protective cover

The specific embodiment

Writing implement of the present utility model, it comprises: tip of stylus 1 commonly used, be used for to write black liquid and be coated in writing medium, first ink storage chamber 2, be used for writing black liquid to tip of stylus 1 supply, adapter sleeve 3, be used to connect the tip of stylus 1 and first ink storage chamber 2, describedly at least one is set outside first ink storage chamber 2 is equipped with and writes black liquid and totally-enclosed and movably additional ink storage chamber 21, the capacity of first ink storage chamber 2 and each additional ink storage chamber 21 can be equal or close, also be included in the Durchgangshohle device 4 that is provided for the additional ink storage chamber 21 of break-through between first ink storage chamber 2 and at least one the additional ink storage chamber 21, when writing black liquid and use up in first ink storage chamber 2, as long as press (moving) additional ink storage chamber 21 successively, one of them additional ink storage chamber 21 that Durchgangshohle device 4 is worn out just can be delivered directly in the tip of stylus 1 by the black liquid of writing that Durchgangshohle device 4 will add in the ink storage chamber 21.This employing movably mode will be equipped with and be write black liquid and totally enclosed at least one additional ink storage chamber 21 has been made liquid outlet by Durchgangshohle device 4 at least one additional ink storage chamber 21, make writing black liquid and can directly be supplied to tip of stylus 1 at least one additional ink storage chamber 21, the liquid outlet of having avoided available technology adopting second ink storage chamber to be provided with originally, and by liquid outlet writing in second ink storage chamber just can be continued to write black liquid to the tip of stylus supply after black liquid is transformed into first ink storage chamber, the phenomenon of leakage very easily appears in this structure.The utility model has solved the black amount of depositing of writing implement and can reach exponentially and to improve, and cost and common almost close prevents and avoided simultaneously weeping again effectively.

Referring to Fig. 1, above first ink storage chamber 2, be provided with to be equipped with and write black liquid and totally enclosed additional ink storage chamber 21, thereby guaranteed that fundamentally additional ink storage chamber 21 can leakage when inactive state, and, can deposit for a long time also be difficult for air-dry.Outside additional ink storage chamber 21, protective cover 6 can be set, be used for protecting additional ink storage chamber 21.Be provided for opening the Durchgangshohle device 4 of additional ink storage chamber 21 at the top of first ink storage chamber 2; Durchgangshohle device 4 can comprise that feedthrough 41 and the second black liquid core 42, the second that is provided with draw black liquid core 42 and have at least and partly be exposed at or expose on the feedthrough 41 in feedthrough 41 endoporus, be convenient to the additional ink storage chamber 21 back guiding of break-through and write black liquid.Second draws black liquid core 42 can adopt fibrous material or felt material or analog etc. to make, and also can adopt to have the rectangular bar-shaped of slit.Tip of stylus 1 can comprise that first draws black liquid core 11 and ball 13, can comprise that also first draws black liquid core (referring to Fig. 5), also can be for the tip of stylus of split etc., second draws black liquid core 42 and first draws black liquid core 11 and is connected, thereby provides circuit for the flow direction of writing black liquid in the additional ink storage chamber 21.The bottom of additional ink storage chamber 21 is provided with recess 23, feedthrough 41 on first ink storage chamber 2 is inserted in the recess 23, and sealing mutually, thereby the top of first ink storage chamber 2 is closed, prevented that the phenomenon of leakage from appearring in first ink storage chamber 2, made first ink storage chamber 2 normally write black liquid to tip of stylus 1 supply.Also can be that additional ink storage chamber 21 is freestanding state, freely leave on first ink storage chamber 2 in the extendible shrinkage pool, like this, can on feedthrough 41, closure be set, can prevent on first ink storage chamber 2 because of there being through hole the phenomenon of leakage to occur, in addition, also in described recess 23, be provided with sharp projection, when in the additional ink storage chamber 23 of needs write black liquid the time, can at first wear out described closure by sharp projection, then feedthrough 41 is as described in Figure 1 worn out recess 23 and is made recess become liquid outlet 24.

Referring to Fig. 1; when writing black liquid and use up in first ink storage chamber 2; screw out or open protective sleeve 6; press (promoting) additional ink storage chamber 21 then downwards; make the feedthrough 41 on the Durchgangshohle device 4 wear out the recess 23 that adds ink storage chamber 21; feedthrough 41 can be made into the structure of inclined-plane or tip; purpose is to wear out recess 23 with comparalive ease; situation about being pried open referring to Fig. 2 center dant 23; make recess 23 become the liquid outlet 24 that adds in the ink storage chamber 21; thereby make the black liquid of writing in the additional ink storage chamber 21 draw black liquid core 42 and formed integrally therewith first by second in the liquid outlet 24 and draw black liquid core 11 and arrive in the tip of stylus 1; but thereby realized the purpose of continuous writing, in addition, the capacity of additional ink storage chamber 21 is still with common the same; surpassing the capacity that writing implement itself can bear, is easy-to-leak liquid not naturally.Ventilation groove 410 is set in the inboard of feedthrough 41, can have improved second and draw black ability of drawing of black liquid core 42.The face of recess 23 adopts and can back down and thin plastics, and is preferable selection when making the structure of one with additional ink storage chamber 21, so just is equivalent to totally enclosed structure; The face of recess 23 also can adopt the seal that can back down.

Referring to Fig. 4, do not contain in first ink storage chamber 2 and write black liquid, even when changed by temperature and/or atmospheric pressure, the air that expands in first ink storage chamber 2 can only be that discharge common exhaust passage in the writing implement, do not exist tip of stylus 1 is produced pressure, and, air in the additional ink storage chamber 21 is when being changed by temperature and/or atmospheric pressure, it can only be a small amount of being inflated the black liquid of writing that squeezes out, and absorbed at the first anti-leakage device 12 that is drawn setting on the black liquid core 11, avoided weeping.The anti-device 12 that leaks can prevent weeping relatively limitedly, the structure (referring to Fig. 1) that can adopt a plurality of grooves to form, also can adopt and contain the liquid core, make as the analogs such as fibrous material that can produce capillary attraction, if writing black liquid is squeezed out, fibrous material can temporarily be retained in the black liquid of writing that is forced out in the gap of fibrous material, do not allow be squeezed out write black liquid toward tip of stylus direction seepage.But present embodiment is provided with above first ink storage chamber 2 dexterously and can moves up and down and the additional ink storage chamber 21 of Totally-enclosed-type and the Durchgangshohle device 4 of break-through, it is simple in structure, easy to process, cost is low, and writing time has surpassed common writing implement widely, obviously, still cost is not low, and has saved resource, has improved service life.

Second drawing in the black liquid core 42 and be with overcoat 5 in passing first ink storage chamber 2, prevented when second in first ink storage chamber 2 from drawing black liquid core 42 writing black liquid and run out in first ink storage chamber 2 air-dry easily.

Referring to Fig. 5, two removable and totally enclosed additional ink storage chamber 21 and 22 are set above first ink storage chamber, two Durchgangshohle devices 4 are set on first ink storage chamber 2,4 ', Durchgangshohle device 4 ' comprise feedthrough 41 ' and second draw black liquid core 42 ', second draws black liquid core 42 and 42 ' separately and first draws Mo Xin 11 and is connected, when writing black liquid and use up in the additional ink storage chamber 21, can enable additional ink storage chamber 22, at this moment, as long as press (promoting) additional ink storage chamber 22 downwards, just can make recess 23 ' by feedthrough 41 ' wear out and become liquid outlet 24 ', like this, just can make the black liquid of writing in the additional ink storage chamber 22 draw black liquid core 42 ' and first draw black liquid core 11 and continue to write black liquid, thereby make writing implement can reach repeatedly Palingraphia, prolong service life widely to tip of stylus 1 supply by second.Can be provided with in feedthrough 41 ' inboard ventilation groove 410 ', can improve second draw black liquid core 42 ' draw black ability.

Though below in conjunction with the embodiments the utility model has been made detailed description; but those of ordinary skill obviously can be recognized in the art; previous embodiment only is for the utility model; and non-limiting the utility model; in design scope of the present utility model; can also make multiple variation or distortion to previous embodiment, these variations and distortion all should belong to the protection domain of this patent.

Claims (9)

1, a kind of writing implement, it comprises: tip of stylus commonly used, be used for to write black liquid and be coated in writing medium, first ink storage chamber, be used for writing black liquid, adapter sleeve to the tip of stylus supply, be used to connect the tip of stylus and first ink storage chamber, it is characterized in that: described at least one removable and totally enclosed additional ink storage chamber that outside first ink storage chamber, is provided with; Also comprise the described Durchgangshohle device that at least one is used for the additional ink storage chamber of break-through that between first ink storage chamber and additional ink storage chamber, is provided with.

2, writing implement according to claim 1 is characterized in that: described Durchgangshohle device is arranged on first ink storage chamber.

3, writing implement according to claim 1 is characterized in that: described at least one additional ink storage chamber is arranged on the top of first ink storage chamber.

4, according to claim 1 or 2 or 3 described writing implements, it is characterized in that: described Durchgangshohle device comprises that feedthrough and second draws black liquid core, and described second draws black liquid core is arranged in the feedthrough, and has at least and partly be exposed at or expose on the feedthrough.

5, according to claim 1 or 2 or 3 described writing implements, it is characterized in that: described tip of stylus comprises that first draws black liquid core or comprise that first draws black liquid core and ball.

6, writing implement according to claim 5 is characterized in that: described second draws first in black liquid core and the tip of stylus draws black liquid core and is connected.

7, according to claim 1 or 2 or 3 or 6 described writing implements, it is characterized in that: the bottom of described at least one additional ink storage chamber is provided with recess, and the feedthrough on described first ink storage chamber is inserted in the described recess, and can seal mutually.

8, according to claim 1 or 2 or 3 or 6 described writing implements, it is characterized in that: described second ink storage chamber is provided with protective cover outward.

9, according to claim 4 or 6 described writing implements, it is characterized in that: described have second drawing black liquid core overcoat is set partly at least outward.

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