CN210062470U

CN210062470U - Disposable contractive ink sac pen

Info

Publication number: CN210062470U
Application number: CN201920968203.8U
Authority: CN
Inventors: 贺雨鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-02-14
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to a disposable shrinkage type ink sac pen, including a shell and a refill, the refill comprises flexible ink sac, linker, throttle diversion core, nib, and the refill is installed in a shell, and the ink is stored in flexible ink sac, and the only opening of ink sac links to each other with the linker, and the nib is installed in the linker, and throttle diversion core installs in the nib, and one end is left and is written the section, and the other end inserts in the ink. The flexible ink sac of the utility model gradually releases ink from the pen head by the communicating vessel and the throttling water-guiding core in the writing process, and the flexible ink sac greatly improves the ink storage space of the ink in the ink pen; the flexible ink storage structure with the flexible ink bag is adopted, the volume of the ink bag changes along with the flowing of ink to maintain the constant pressure inside the ink storage structure, a multi-opening constant pressure structure of all ink pens is not needed, the ink can only flow out of pen points, the problem of ink leakage caused by the flowing of ink from other outlets is solved, the writing smoothness of the ink pens in the using process is improved, and the ink storage structure is suitable for other ink pens.

Description

Disposable contractive ink sac pen

Technical Field

The utility model relates to an ink pen especially relates to a disposable shrink type ink sac pen.

Background

All pens using ink as writing tools, such as pens, gel pens, maca pens, water-color pens, oil-based pens, marking pens, writing brushes and the like, are writing tools using liquid pigments for writing, and are mainly classified into three categories according to the difference of the used liquid pigments: gel-ink pens, oil-based pens, and water-based pens.

A common fountain pen generally comprises an ink storage device, a pen head, a pen shell, and the like, and the conventional fountain pen has many problems, such as: the ink of the gel pen is mainly stored in the pen core, the ink in the pen core is mainly stored in a sealed manner through a grease piston, and the solid piston is difficult to control in industrial production and difficult to achieve the effects of sealing and very smooth, the piston can be clamped or fall off (the pen cannot discharge water) due to a little error in size, the piston can be clamped in a rough manner, and the smooth manner can cause poor sealing effect and ink leakage, so that the piston sealing structure of the gel pen adopts liquid silicone oil (the colloidal liquid positioned above the ink), but the colloidal silicone oil is easy to damage and ink leakage in the using process, particularly, the size of the pen core is larger, the silicone oil is easier to damage, and the ink storage capacity is greatly limited under the condition. Other disposable pens also have the problem of ink storage capacity due to the rigid ink storage structure.

The disposable liquid straight pen is complex in structure and high in cost, the constant-pressure capillary structure in the pen holder is easy to block, a large amount of thermosetting type degradation-resistant plastics need to be consumed, and huge waste and pollution are caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a problem that exists among the current technology that aim at solved has designed an ink storage volume big, simple structure, the stable performance, and the cost is lower, the disposable shrink type ink sac pen of not leaking black.

The technical means of adoption is a disposable shrinkage type ink sac pen, including a shell and a refill, the refill comprises flexible ink sac, linker, throttle diversion core, nib, and the refill is installed in a shell, and the ink is stored in flexible ink sac, and the only opening of ink sac links to each other with the linker, and the nib is installed in the linker, and throttle diversion core is installed in the nib, and one end is left and is written the section, and the other end inserts in the ink.

Furthermore, the communicating vessel is a hard hollow cylinder and is used for communicating the pen point and the ink bag, and sealing between the ink bag and the pen point is guaranteed.

Furthermore, one end of the pen point is a hollow cylinder which is embedded into the communicating vessel in an interference fit mode, the other end of the pen point is a hollow pen tube, and one end of the throttling water drinking core is inserted into the hollow pen tube.

Furthermore, the throttling drinking water core is a cylindrical water absorption fiber rod.

The beneficial effects of the utility model reside in that: in the writing process of the flexible ink bag, ink is gradually discharged from the pen point through the communicating vessel and the throttling water-leading core, and the ink storage space of the ink in the ink pen is greatly improved by the flexible ink bag; the soft ink storage structure with the flexible ink bag is adopted, a multi-opening constant-pressure structure of all ink pens is not needed, ink can only flow out of the pen point, the problem of ink leakage caused by outflow from other outlets can be solved, meanwhile, the writing smoothness in the use process of the ink pens is improved, and the ink pen is suitable for other ink pens.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. the ink pen comprises a flexible ink bag, 2, a communicating vessel, 3, a throttling water-guiding core, 4, a pen point, 5 and a pen shell.

Detailed Description

Example 1

A disposable contractive ink bag pen comprises a pen shell 5 and a pen core, wherein the pen core consists of a flexible ink bag 1, a communicating vessel 2, a throttling water-leading core 3 and a pen point 4, the pen core is installed in the pen shell 5, ink is stored in the flexible ink bag 1, the only opening of the flexible ink bag 1 is connected with the communicating vessel 2, the pen point 4 is installed in the communicating vessel 2, the throttling water-leading core 3 is installed in the pen point 4, a writing section is reserved at one end, and the other end of the throttling water-leading core is inserted into the ink.

The ink pen provided in this embodiment has an innovative point in that the ink storing structure is formed, and the volume of the flexible ink bag changes with the change of the ink volume. The ink storage structure of the existing ink pen is a rigid ink storage structure, even the ink storage structure of the pen is still rigid, ink can be absorbed through external force extrusion when ink is absorbed, volume change cannot occur in the writing process, and balance of ink use is realized mainly through capillary, a piston and the like. The utility model discloses overturned this kind and store up the china ink mode, adopted the flexible structure of storing up the china ink, store up the volume of china ink structure and can change along with storing up the volume change of the interior ink of china ink.

When the disposable pen using the flexible ink bag is filled with ink, the flexible ink bag is in an expansion state, and the ink bag gradually shrinks along with the consumption of the ink until the ink is used up. Because of the flexible structure of the flexible ink bag, the volume of the ink bag changes along with the change of the ink volume in the ink bag, the pressure in the ink bag is always slightly higher than the atmospheric pressure, the contractility of the ink bag during ink discharging limits the outflow speed, and smooth writing is realized. The ink pen using the ink storage structure has the advantages of no ink leakage, smooth writing and large ink storage capacity.

Example 2

As a design of embodiment 1, which has the advantages of lowest cost, simple structure and stable performance, the communicating vessel 2 is a hard hollow cylinder.

The design of the communicating vessel of the hard hollow cylinder is to facilitate ink adding and sealing connection with the pen point and the ink bag in the production process, of course, the hard ink bag is convenient to hold by hands, machine and clamp, and the like, and the structure can be omitted under the condition that the ink adding is supported by the outer container of the flexible ink bag. However, the inventors believe that such omission does not utilize batch processing and assembly, and therefore give a preferred construction of embodiment 2.

One end of the pen point 4 is a hollow cylinder, the pen point is embedded in the communicating vessel in interference fit, the other end of the pen point is a hollow pen tube, the throttling drinking water core is inserted into the hollow part of the pen point, and the other end of the throttling water-guiding core is inserted into the pen tube.

The throttling drinking water core is a cylinder and is a water absorption fiber rod with a throttling effect, ink is absorbed from the flexible ink bag by the water absorption fiber rod to supply a pen point for writing, meanwhile, the water absorption fiber limits the rapid outflow of the ink, a throttling effect is achieved, and an ink saving effect is achieved. The flexible ink bag stores ink, and the volume of the ink bag changes along with the outflow of the ink to maintain the constant pressure inside the ink storage structure.

The ink storage structure of the existing ink pen is theoretically rigid, namely the volume of the ink storage structure cannot change along with the change of the ink volume in the using process, for example, a refill of a gel ink pen or a ball-point pen is a rigid plastic tubular structure, and the volume of the ink storage structure cannot change in the using process; the marker pen, the oil pen and the water color pen are tubular plastics, wherein the sponge is filled in the tubular plastics, and although the tubular plastics can be flattened by manual pressing, the volume of an ink storage structure of the tubular plastics cannot be changed in the using process.

The utility model discloses an it selects a flexible material to store up the china ink material, is a material that can change along with inside ink volume change, like plastic film material, flexible latex material etc.. As long as the flexible material of the characteristics of the present invention can be satisfied.

The ink storing structure of the contractive ink bag is suitable for various ink pens, and can be used in various ink pens such as gel pens, mark pens, oil pens, pens and the like according to the product requirements, different inks are stored in the ink bag and are connected with corresponding ink pen points through the throttling water guiding cores in the communicating devices, so that the different ink pens have proper outflow speed, and the various ink pens can write normally. The ink that different nibs used is also different generally to, the nib of different ink pens goes out the china ink, the principle of writing is different, so the ink velocity of bleeding of different ink pens is also different, and throttling arrangement's purpose is exactly the velocity of bleeding of control ink, so, can select the throttle drainage core structure like gel pen, mark pen etc. according to the nib condition of ink pen, and these changes all are that technical personnel in the field are in the utility model discloses a simple change on the basis of structure belongs to the utility model discloses a protection range.

The ink storage and writing requirements of various ink pens are integrated, the ink storage capacity of the ink pens is greatly increased, the production cost is reduced, the use of corrosion-resistant thermosetting plastics is reduced, and the white pollution is greatly reduced. The ink storage design of the flexible ink bag completely seals the ink in the ink bag, so that the ink can only flow out of the pen point and cannot leak. The thin film storage structure greatly improves the ink storage space of ink in the ink pen, and improves the writing fluency of the ink pen in the using process; it is suitable for all ink pens and realizes the unification of ink storage structure.

The embodiments of the present application are only used for illustrating the technical features disclosed in the present application, and the changes made by the simple substitution by those skilled in the art still belong to the protection scope of the present application.

Claims

1. The utility model provides a disposable shrink type ink sac pen, includes pen shell and refill, its characterized in that: the pen core consists of a flexible ink bag, a communicating vessel, a throttling water diversion core and a pen point, the pen core is installed in a pen shell, ink is stored in the flexible ink bag, the only opening of the ink bag is connected with the communicating vessel, the pen point is installed in the communicating vessel, the throttling water diversion core is installed in the pen point, one end of the throttling water diversion core is inserted into the pen point to supply the ink for the pen point, and the other end of the throttling water diversion core is inserted into the ink.

2. The disposable, collapsible ink bag pen of claim 1, wherein: the communicating vessel is a hard hollow cylinder and is used for communicating the pen point and the ink bag to ensure the sealing between the ink bag and the pen point.

3. The disposable, collapsible ink bag pen of claim 1, wherein: one end of the pen point is provided with a hollow cylinder which is embedded into the communicating vessel in interference fit, the other end of the pen point is a hollow pen tube, and one end of the throttling water drinking core is inserted into the hollow pen tube.

4. The disposable, collapsible ink bag pen of claim 3, wherein: the throttling drinking water core is a cylindrical water absorption fiber rod.