CN218399976U - A New Type of Pressing Ink Absorber - Google Patents

Abstract

The utility model provides a novel push type ink absorber, which comprises a cylinder body, an interface at the lower end of the cylinder body, an ink cavity in the cylinder body, and a piston device which is arranged at the upper end of the cylinder body and is fixed by a piston fixing device, wherein an ink inlet hole is arranged between the interface and the ink cavity, a check valve cavity, a movable body and an exhaust pipe are arranged in the ink cavity, and one end of the exhaust pipe is fixedly arranged in the movable body; after the pen tongue is connected with a corresponding writing tool, the cooperation between the water-guiding tail of the pen tongue and the exhaust pipe can enable an ink supply gap to be formed between the movable body and the valve cavity of the one-way valve. The utility model discloses but push type blotting ware independent blotting can be used to pen, ballpoint pen, fibre pen, writing brush, water-color paint brush.

Description

A New Type of Pressing Ink Absorber

technical field

The utility model relates to the technical field of daily school supplies, in particular, it provides a novel push-type ink absorber.

Background technique

Most of the ink absorbers used in existing writing instruments are push-pull ink absorbers and rotary ink absorbers, but the ink capacity of these two ink absorbers is small, only 0.36 cubic centimeters; It is easy to have a hollow area in the middle, and when the ink at the front end is used up, ink breakage may occur; the most important thing is that the ink absorption operation of these two types of ink absorbers is not very convenient.

The push-type ink absorber is leading the development direction of the ink absorber due to its advantages of convenient ink absorption.

In the prior art, CN202022540293.6 provides a cartridge for a spring-type ink-absorbing pen. Since the piston chamber of the press-type ink-absorbing device is the ink chamber, its structural characteristics determine that its ink capacity is small, and the ink capacity of the existing product is only 0.36. Cubic centimeters, and there is a phenomenon of broken ink.

The patent 2019800085515.7 applied by Japan Baile provides an ink inhaler, which is a well-known push-type ink absorber. The ink capacity of the ink absorber can reach 1.1 cubic centimeters, and it has the advantages of convenient ink absorption, but its structure is complicated, resulting in The price is high; at the same time, because the push-type ink absorber cannot retain the sucked ink when it absorbs ink alone, the ink absorber can only absorb ink after it is connected with the pen, which makes it easy to damage the nib when absorbing ink. In addition, its structural characteristics and ink-absorbing method determine that the ink-absorbing device is not easy to discharge excess ink in the feed, and after absorbing ink, it has the disadvantages of being thick at the front and thin at the back, or even ink leakage.

202111328927.4 provides a semi-automatic ink absorber. The push-type ink absorber provided by this patent solution has a simple structure and a large ink capacity. Under normal conditions, the ink capacity can reach 1.2 cubic centimeters. However, its exhaust pipe is inconvenient to install, and its structural characteristics determine that its movable outer diameter is relatively small. These factors make it difficult to implement this patent.

202111237031.5 provides a writing implement ink absorber and writing implement. The patent solution provides a press-type ink absorber with a very novel ink absorbing method, and its structure is very simple, and the ink capacity is large, and the ink capacity is easy to reach under normal conditions More than 1.2 cubic centimeters. However, the key factor in the application of this patent is the installation hole of the water diversion tail of the pen tongue. Since the inner diameter of the water diversion tail installation hole of the pen tongue is smaller, the inner diameter is smaller when the ink is absorbed alone, which leads to high requirements for mold processing accuracy; even if the mold meets the requirements in the It is also easy to produce substandard products during injection molding. These factors make the application of this patent somewhat difficult.

In view of the above problems of the ink absorber, how to provide a more economical and practical push-type ink absorber with a larger ink capacity is a problem to be solved by the utility model.

Utility model content

The purpose of this utility model is to provide a novel push-type ink absorber aiming at the problems existing in the background technology.

The technical solution adopted by the utility model is: a new push-type ink absorber, which includes a cylinder body, the lower end of the cylinder body has an interface, the cylinder body has an ink chamber, and an ink inlet and outlet hole between the interface and the ink chamber, and the cylinder body is provided with a drain Gas mechanism, a piston device fixed on the upper end of the cylinder body and fixed by a piston fixing device, the exhaust mechanism includes an exhaust pipe, a check valve cavity, and a movable body, and the lower section of the exhaust pipe is fixedly installed on the movable body Middle; the upper section of the exhaust pipe is placed in the center hole of the limit ring, or placed in the center hole of the piston rod whose aperture is larger than the exhaust pipe, so that the exhaust pipe is basically in the center of the cylinder. The limit ring has an ink channel to ensure that the ink can pass through the limit ring smoothly; the depth of the center hole of the piston rod is enough to accommodate the exhaust pipe to prevent the piston device from colliding with the exhaust pipe when it is pressed down; the diameter of the center hole of the piston rod is larger than the exhaust pipe , to ensure that the air in the ink chamber is discharged from the exhaust pipe. After the novel push-type ink absorber is connected to the corresponding writing instrument, the synergy between the ink supply part and the exhaust pipe of the pen feed tail of the writing instrument or similar to the pen feed tail can make the movable body and A gap for ink supply is formed between the check valve chambers.

Preferably, the movable body has grooves.

Preferably, the limit ring is connected with an upwardly extending upper rib, or a downwardly extending lower rib, the lower rib and the upper rib have a gap with the inner wall of the cylinder, and the limit ring has an ink channel.

Preferably, a counterweight ring is arranged on the exhaust pipe between the movable body and the limiting ring.

As a preference, the piston device includes a piston rod and a piston body installed in the upper piston chamber of the cylinder, the piston body is installed at the lower end of the piston rod; a piston pressing device is arranged on the piston rod.

Preferably, the piston pressing device includes a spring and a pressing cover; the spring and the pressing cover are sleeved on the piston rod, the pressing cover is fixed on the top of the piston rod, and the spring is arranged between the piston fixing device and the pressing cover.

As a preference, the front end of the interface has a tapered mouth, and the tapered mouth can not only guide the interface to connect with a pen with a collar, a roller pen, a writing brush, a watercolor pen, and a fiber pen, but also guide the interface with an auxiliary ink absorber. Accessories needle connector and needle connection.

Preferably, the lower end of the barrel has an identification ring. When the upper end surface of the nib tube of the writing instrument is aligned with or above the marking ring, the novel push-type ink absorber can absorb ink together with the writing instrument.

Preferably, a sealing ring is provided at any position between the interface and the identification ring.

The beneficial effects of the utility model:

1. The new push-type ink absorber of the utility model can not only absorb ink together with the writing instrument, but also independently absorb ink. When independently absorbing ink, it can store ink in the ink chamber and piston chamber at the same time, so the ink capacity is larger. Under normal conditions, it can reach more than 1.2 cubic centimeters; secondly, whether the utility model absorbs ink after being connected with a writing tool, or independently absorbs ink, the ink-absorbing operation is very convenient, and only one hand is needed for the ink-absorbing operation; again, By absorbing ink independently, it can avoid the drawbacks of 2019800085515.7 ink inhaler and pen absorbing ink together, resulting in excessive ink storage in the pen feed, and overcome the drawbacks of 2019800085515.7 ink inhaler when writing after ink inhalation.

2. The push-type ink absorber of the utility model can make the part of the fountain pen, the tongue water tail, be installed in the ink chamber, so that the ink in the ink chamber can be supplied to the tongue water tail more smoothly.

3. The push-type ink absorber of the utility model can overcome the phenomenon of ink breakage. On the one hand, the exhaust pipe, movable body and limit ring in the cylinder increase the contact area between the ink and the inner wall of the cylinder, so that the adsorption The ink at the tail end of the ink absorber moves forward; secondly, the press-type ink absorber of the utility model can transport the ink in the front end of the ink chamber and the ink in the piston chamber to the tail of the pen tongue through the two passages of the ink inlet and outlet and the exhaust pipe, respectively. Avoid ink breakage; in addition, after the utility model push-type ink absorber is connected with the writing tool, the exhaust pipe extends into the piston cavity, and the range of the exhaust pipe to supply ink to the tongue and tail of the pen through capillary action is 202111328927.4 A semi-automatic ink blotter and 202111237031.5 A writing instrument Ink blotter and writing instrument are larger.

4. The push-type ink absorber of the utility model can be applied to fountain pens with collars, roller pens, brushes, watercolor pens, and fiber pens, which can meet popular demand; it can also be applied to fountain pens with air cavity areas, and It has the advantages of 2021110598562.0, a simple and continuous ink-absorbing pen that spits out ink evenly, and can meet the needs of partial differentiation. It can be seen that the utility model has a wide range of applications.

5. The push type ink absorber of the utility model has a relatively simple structure, low manufacturing cost, and is very economical and practical.

Description of drawings

Fig. 1 is a schematic diagram of a longitudinal section of a novel push-type ink absorber according to an embodiment of the present invention;

Fig. 2 is a top view and a right view of a movable body according to an embodiment of the present invention;

Fig. 3 is a schematic diagram of a longitudinal section of a novel push-type ink absorber in which the stop ring is fixedly installed on the exhaust pipe according to the embodiment of the present invention;

Fig. 4 is a schematic diagram of a longitudinal section of a needle and a needle joint according to an embodiment of the present invention;

Fig. 5 is a schematic longitudinal sectional view of the embodiment of the utility model when the new push-type ink absorber is installed in a sharp-point pen with a collar for writing;

Fig. 6 is a schematic longitudinal sectional view of the embodiment of the utility model when the new push-type ink absorber is installed in a fountain pen with a longer tongue and tail for writing;

Fig. 7 is a left view and a right view of a limiting ring with two sets of lower ribs and upper ribs according to the embodiment of the present invention;

Fig. 8 is a schematic longitudinal sectional view of the new push-type ink absorber of the embodiment of the present invention when it is installed in a bright-point pen with a collar to absorb ink together;

Fig. 9 is a schematic longitudinal sectional view of the embodiment of the utility model when the new push-type ink absorber is installed in a sharp pen with an air cavity area for writing;

Fig. 10 is a top view and a right view of a movable body with ribs on the movable body according to an embodiment of the present invention;

Fig. 11 is a schematic longitudinal sectional view of the new push-type ink absorber of the embodiment of the present invention when it is installed on a pen with an air cavity area to absorb ink together.

In the figure: 1-Cylinder body, 2-Check valve chamber, 3-Ink inlet and outlet holes, 4-Exhaust pipe, 5-Active body, 6-Exhaust pipe installation hole, 7-Counterweight ring, 8-Limiter Bit ring, 9-center hole, 10-interface, 11-tapered mouth, 12-spring retaining ring body, 13-outer retaining ring, 14-piston rod mounting hole, 15-piston rod, 16-external convex ring, 17 - Piston rod retaining ring, 18 - Piston head, 19 - Spring, 20 - Press cover, 21 - Ink chamber, 22 - Piston chamber, 23 - Needle connector, 24 - Needle head, 25 - Lower rib, 26 - Upper rib, 27 - capillary groove, 28 - nib tube, 29 - external thread of nib tube, 30 - collar, 31 - collar groove, 32 - nib, 33 - pen feed, 34 - pen feed tail, 35 - pen barrel, 36 - Internal thread of the pen holder, 37-pen cap, 38-identification ring, 39-sealing ring, 40-outer limit ring, 41-pen feed retaining ring, 42-pen feed water tail mounting hole, 43-top end surface of the nib tube, 44- Nib tube inner cavity, 45-air cavity area, 46-cylinder concave ring, 47-groove, 48-piston sealing ring, 49-piston rod concave ring, 50-piston rod central hole, 51-rib on the movable body.

Below in conjunction with specific embodiment and accompanying drawing, further illustrate the utility model.

Detailed ways

Example 1

As shown in Figures 1 to 4, a new push-type ink absorber is composed of a cylinder body 1, an interface 10 at the lower end of the cylinder body 1, an ink chamber 21 in the cylinder body 1, an exhaust pipe 4, and an installation. The upper end of the cylinder body 1 is composed of a piston device fixed by a spring retaining ring body 12; the lower end of the interface 10 has a tapered mouth 11, and the tapered mouth 11 is convenient for guiding the interface 10 to connect with the needle joint 23 and the needle 24 of the auxiliary ink-absorbing accessory It is also convenient to guide the interface 10 to connect with the collar of the corresponding writing instrument; the lower end of the cylinder body 1 has a check valve cavity 2 and an ink inlet and outlet hole 3; the check valve cavity 2 has a movable body 5, and the upper part of the movable body 5 The outer wall has a groove 47, and the groove 47 is set to prevent ink from being blocked; one end of the exhaust pipe 4 is installed in the movable body 5 through the exhaust pipe installation hole 6. Usually, the exhaust pipe stretched out from the movable body 5 The air pipe 4 can extend downwards to the outside of the ink inlet and outlet hole 3; the other end of the exhaust pipe 4 extends to the top of the ink chamber 21 through the counterweight ring 7 and then through the center hole 9 on the limit ring 8, and presses the cover 20 When pressing to the end, the piston head 18 does not touch the exhaust pipe 4; the limit ring 8 and the exhaust pipe 4 can promote the movable body 5 to fall into the check valve cavity 2 faster, so that the The front end of the exhaust pipe mounting hole 6 is basically at the position of the ink inlet and outlet hole 3 .

The piston device includes a piston cavity 22, a piston head 18, a piston rod 15, a spring retaining ring body 12, a spring 19, and a pressing cover 20. The piston body is thus formed in the chamber 22, and the piston rod retaining ring 17 on its upper part is used to protect the piston head 18; the spring retaining ring body 12 is connected with the upper end of the cylinder body 1 through threads or sockets and fixes the piston device, and passes through the piston The rod mounting hole 14 is set on the piston rod 15, and the outer stop ring 13 is used to limit the connection position between the spring stop ring body 12 and the upper end of the cylinder body 1; Between the spring stop ring body 12 and the pressing cover 20 .

The preferred elastic material of described movable body 5 is made, and secondly is plastic;

The shape of the movable body 5 is not limited. The principle is that the side in contact with the valve chamber 2 of the check valve should form a matching sealing surface with the valve chamber 2 of the check valve. The sealing surface is preferably hemispherical or semi-ellipsoidal.

The material of counterweight ring 7 is preferably stainless steel, and its main function is to increase the sealing performance between movable body 5 and check valve valve cavity 2 when absorbing ink by appropriate weight, and its light weight is suitable; when movable body 5 has enough weight, it can Without counterweight ring 7, as shown in embodiment 3 and Fig. 9, Fig. 11.

After the new push-type ink absorber of the embodiment of the utility model is connected with the corresponding writing instrument, the exhaust pipe 4 and the pen feed water tail in the writing instrument or the ink supply parts similar to the pen feed water tail are synergistic, An ink supply gap can be formed between the movable body 5 and the one-way valve chamber 2 , and the gap is smaller than the length of the piston chamber 22 in this embodiment.

The larger the outer diameter of the exhaust pipe 4, the less ink stored in the ink chamber 21; too small will increase the resistance when the exhaust pipe 4 is exhausted, and the inner diameter of the exhaust pipe 4 is preferably 0.15-2 mm. Stainless steel is preferred. Exhaust pipe 4 stretches out one end from movable body 5 and can be made as pointed, can make exhaust pipe 4 supply ink better by capillary action for pen feed water diversion tail.

In addition to limiting the sliding position of the movable body 5 and the counterweight ring 7, the spacer ring 8 has an ink channel and has the function of increasing the absorption of ink, as shown in Fig. 1 and Fig. 2. The limiting ring 8 is one example thereof. The shape of the limiting ring 8 is not limited to the shape shown in this embodiment, and includes any shape that is convenient for ink absorption. Refer to Embodiment 2 and FIG. 5 and FIG. 7 .

Normally, the limit ring 8 is fixedly installed in the ink chamber 21, and the exhaust pipe 4 is movably installed in the center hole 9 on the limit ring 8, and the center hole 9 on the limit ring 8 allows the exhaust pipe 4 and The movable body 5 on it is kept near the center position in the cylinder body 1. When ink is sucked, it can promote the movable body 5 to fall into the check valve valve chamber 2 faster. The inner diameter of the central hole 9 is preferably the exhaust pipe 4 1.1 to 2 times the outer diameter.

Limiting ring 8 also can be installed in the ink chamber 21 movably, and exhaust pipe 4 upper ends are then fixedly installed in the central hole 9 on the limiting ring 8, so that movable body 5, counterweight ring 7, limiting ring 8 and row Air pipe 4 can slide up and down together, as shown in FIG.

The inner diameter of the ink inlet and outlet hole 3 should be greater than the outer diameter of the feed tail of the pen, but it only needs to be able to be installed into the collar at the maximum.

Due to the limited space in most of the writing instrument penholders, the length of the novel push-type ink absorber of the embodiment of the present invention should not be greater than 74 millimeters, while the commonly used ink bottle height is 50 millimeters, which is extremely inconvenient when independently absorbing ink. For more convenient ink absorption, the corresponding auxiliary ink absorption accessories needle connector 23 and the needle 24 with a length of 40 mm to 70 mm can be loaded into the interface 10 at the lower end of the cylinder body 1 earlier. The needle connector 23 and the needle 24 are shown in FIG. 4 . Then hold the cylinder body 1 with one hand, press down the pressing cap 20 with the thumb, the air in the cylinder body 1 is discharged partly through the exhaust pipe 4 and the needle 24, and then immerse the lower end of the needle 24 into the ink bottle In the ink, release the thumb again, the spring 19 drives the piston head 18 to move upward, so the ink passes through the needle 24 and then drives the movable body 5 to move upward, and the ink enters the one-way valve chamber 2 and the movable body after passing through the ink inlet and outlet hole 3 5 and the two passages of the exhaust pipe 4 are sucked into the ink chamber 21. When pressing again, because the movable body 5 falls into the check valve chamber 2, the ink cannot be discharged, so the air in the piston chamber 22 is discharged outwards through the exhaust pipe 4 and the needle 24. Repeatedly press-loosen the press cover 20 to perform exhaust-ink repeatedly, and the ink can fill the entire ink chamber 21 and part of the piston chamber 22 .

Under the conditions of the novel push type ink absorber of the utility model, the total length is 74 mm, the wall thickness of the cylinder body 1 is 0.75 mm, the maximum outer diameter of the cylinder body 1 is 8.2 mm, the stroke of the piston is 6 mm, and the length of the pressing cover 20 is 5 mm. The ink stored in the piston chamber 22 can reach 1.2 cubic centimeters.

Example 2

As shown in Fig. 4 to Fig. 8, a kind of sharp point fountain pen of the utility model push-type ink absorber is installed, and this fountain pen comprises fountain pen nib, pen holder 35, pen cap 37 and is installed in nib tube lumen 44 and pen holder 35. The utility model is a novel push-type ink absorber.

Described fountain pen nib is made up of nib tube 28, nib 33, nib 32, and nib 33 and nib 32 are installed in nib tube 28 together. There is a tongue stop ring 41 in the nib tube 28, the tongue stop ring 41 is connected to the collar 30, and the front end of the collar 30 has a collar groove 31; the collar 30 has a tongue water diversion tail installation hole 42; The pen feed 33 described above has a feed tail 34, and the feed tail 34 is installed in the installation hole 42 of the feed tail; the nib pipe 28 is connected with the internal thread 36 of the pen holder through the nib pipe external thread 29, and the pen cap 37 is set on the nib pipe 28 outside.

The novel push-type ink absorber consists of a cylinder body 1, an interface 10 at the lower end of the cylinder body 1, an ink chamber 21 in the cylinder body 1, an exhaust pipe 4, and a spring retaining ring body 12 fixed on the upper end of the cylinder body 1. Composed of a piston device; the lower end of the interface 10 has a tapered mouth 11, the tapered mouth 11 is not only convenient for guiding the connection between the interface 10 and the collar 30, but also facilitating the connection between the guiding interface 10 and the auxiliary ink-absorbing accessory needle joint 23 and needle 24; The lower end in the body 1 has a one-way valve chamber 2 and an ink inlet and outlet hole 3; the one-way valve chamber 2 has a movable body 5, and the outer wall of the movable body 5 top has a groove 47 for the ink supply passage provided when writing, preventing Ink blocking; one end of the exhaust pipe 4 is installed in the movable body 5 through the exhaust pipe installation hole 6, and extends from the movable body 5 to the outside of the ink inlet and outlet hole 3, and then clings to the pen in the collar 30 Tongue diversion tail 34; the other end of the exhaust pipe 4 extends upwards into the piston cavity 22 through the center hole 9 on the limit ring 8 through the counterweight ring 7, but does not touch the piston head 18; the limit The ring 8 includes a limit ring 8 and two lower ribs 25 extending downward from the limit ring 8 to the top of the check valve chamber 2, and two upper ribs 26 extending upward from the limit ring 8 to the top of the ink chamber 21 , the lower ribs 25 and the upper ribs 26 are provided with capillary grooves 27; the synergy between the feed tail 34 and the exhaust pipe 4 forms a gap for ink supply between the movable body 5 and the valve chamber 2 of the one-way valve, After the ink in the ink chamber 21 passes through the ink supply gap and the ink inlet and outlet hole 3, it can supply ink more smoothly to the water guide tail 34 of the pen feed. The piston device includes a piston cavity 22, a piston head 18, a piston rod 15, a spring retaining ring body 12, a spring 19, and a pressing cover 20. In the cavity 22, the piston rod retaining ring 17 on the upper part is used to protect the piston head 18; the spring retaining ring body 12 is connected with the upper end of the cylinder body 1 through threads or sockets to fix the piston device, and is set through the piston rod mounting hole 14 On the piston rod 15, the outer retaining ring 13 is used to limit the connection position between the spring retaining ring body 12 and the upper end of the cylinder body 1; the pressing cover 20 is connected with the top end of the piston rod 15 through threads or other connection methods; the spring 19 is arranged on the spring retaining ring body 12 and the press cover 20.

The novel push-type ink absorber is connected with the collar 30 in the pen through the interface 10, so that the front end of the ink absorber is firmly installed in the nib tube inner cavity 44 of the pen, and the rear end is in the penholder 35. The interface 10 and the collar 30 should be designed to fit tightly to prevent ink leakage.

In this embodiment, the ink supply gap should be smaller than the length of the piston cavity 22 . The exhaust pipe 4 is preferably not stretched out of the interface 10, preferably 0.5 mm to 3.5 mm. If the exhaust pipe 4 stretches out of the interface 10, the ink suction operation can only be carried out when the needle joint 23 and the needle 24 are installed at the lower end of the interface 10.

Adopt the fountain pen that has longer pen tongue water-leading tail 34 pen tongue 33, pen tongue water-leading tail 34 can protrude a part from collar 30, after fountain pen is connected with described novel push-type ink absorber, pen tongue water-leading tail 34 The front end of the valve can be installed into the valve chamber 2 of the check valve, as shown in FIG. 6 .

The lower ribs 25 and upper ribs 26 of the stop ring 8 and the inner wall of the cylinder 1 preferably maintain a gap of 0.1 mm to 3 mm. The gap and the capillary groove 27 are conducive to the capillary action of ink in it. And the lower rib 25 and the upper rib 26 on the limiting ring 8 and the capillary groove 27 on the upper rib 27 can make the ink in the ink chamber 21 more smoothly supply to the feeder tail 34 through adsorption and the like.

The new push-type ink absorber of the utility model is particularly suitable for independent ink absorption. Before using the pen, first remove the new push-type ink absorber, then put the needle joint 23 and needle 24 into the interface 10, and then absorb ink. . The needle joint 23 and the needle 24 are shown in FIG. 4 , and the process of absorbing ink refers to Embodiment 1. After absorbing the ink, the needle joint 23 and the needle 24 are unloaded, and then the ink absorber is packed into the pen, the interface 10 is tightly connected with the collar 30, and then the pen holder 35 is screwed on. This can avoid the disadvantage of storing too much ink in the feed 33 after absorbing ink together with the fountain pen.

If the new push-type ink absorber of the embodiment of the utility model is to absorb ink together with the writing tool, it is necessary to allow the exhaust pipe 4 to protrude from the movable body 5 to be shorter, and the ink supply gap should be designed to be smaller, and A ring 38 and a sealing ring 39 are marked at the lower end of the cylinder body 1 . Marking ring 38 is a kind of mark that pen and this ink absorber are connected when absorbing ink together; Sealing ring 39 is made by elastic material, is installed between cylinder body 1 and nib pipe lumen 44, mainly plays fixing and auxiliary sealing effect; The ring 39 can be set at any position between the interface 10 and the identification ring 38 . When sucking ink, make the logo ring 38 align with the nib pipe upper end face 43 or make the logo ring 38 be on the nib pipe upper end face 43, and now keep a certain distance between the nib water diversion tail 34 and the exhaust pipe 4, so as to Carry out ink absorption, as shown in Figure 8. When the marking ring 38 is under the upper end surface 43 of the nib tube, the ink cannot be absorbed, and the push cover 20 cannot be pressed. After the ink chamber 21 is full of ink, the ink in the tongue 33 and the piston chamber 22 is discharged. After the discharge, the new push-type ink absorber is inserted into the nib tube inner cavity 44 of the pen, and the collar 30 is closely connected with the interface 10, and the water diversion tail 34 of the tongue of the pen promotes the exhaust pipe 4 to move, so that an ink supply gap is formed between the movable body 5 and the check valve chamber 2, and then the pen can be written smoothly. In the embodiment of the utility model, the new push-type ink absorber connected with the writing tool is equivalent to only storing ink in the ink cavity 21 after being connected to the writing tool, resulting in a reduction of more than 20% of the stored ink.

The novel push-type ink absorber of the embodiment of the utility model can be applied to fountain pens, writing brushes, watercolor pens, fiber pens, and roller pens with collars 30 .

Example 3

As shown in Fig. 9, Fig. 4, Fig. 10, and Fig. 11, a kind of sharp-point pen equipped with a push-type ink absorber of the utility model and having an air cavity area, the pen includes a pen nib, a pen holder 35, and a cap 37 And be installed in the nib pipe lumen 44 and the utility model push-type ink absorber of the penholder 35.

Described fountain pen nib is made up of nib tube 28, nib 33, nib 32, and nib 33 and nib 32 are installed in nib tube 28 together. The nib tube 28 has a feed stop ring 41 inside, and the feed stop ring 41 has a feed tail mounting hole 42 therein. The feed 33 has a feed tail 34, and the feed tail 34 is installed in the installation hole 42 of the feed tail; the nib pipe 28 is connected with the internal thread 36 of the pen holder through the nib pipe external thread 29, and the pen cap 37 is set on the nib Tube 28 outside.

The novel push-type ink absorber consists of a cylinder body 1, an interface 10 at the lower end of the cylinder body 1, an ink chamber 21 in the cylinder body 1, an exhaust pipe 4, and a spring retaining ring body 12 fixed on the upper end of the cylinder body 1. The piston device is composed of; the lower end of the cylinder body 1 has a cylinder concave ring 46 and a sealing ring 39, and the sealing ring 39 is installed in the cylinder concave ring 46; the lower end of the interface 10 has a tapered mouth 11, and the tapered mouth 11 is convenient for guiding the interface 10 It is connected with the needle joint 23 and the needle 24; the lower end of the cylinder body 1 has a check valve cavity 2 and an ink inlet and outlet hole 3; the check valve cavity 2 has a movable body 5, and the outer wall of the upper part of the movable body 5 has a groove 47, The upper end of the movable body 5 has a movable body upper rib 51 that can extend upwards to the top of the ink chamber 21; one end of the exhaust pipe 4 is installed in the movable body 5 through the exhaust pipe installation hole 6, and stretches out from the movable body 5 Then close to the pen feed water diversion tail 34; the other end of the exhaust pipe 4 extends upwards to the central hole 50 of the piston rod, but when the piston rod 15 is pressed to the bottom, the top of the exhaust pipe 4 does not touch the central hole 50 of the piston rod. The innermost end of the pen tongue; the water diversion tail 34 and the exhaust pipe 4 cooperate to form an ink supply gap between the movable body 5 and the valve cavity 2 of the check valve. Described piston device comprises piston cavity 22, piston sealing ring 48, piston rod 15, spring stop ring body 12, spring 19, press cap 20; The concave ring 49 is placed in the piston cavity 22 to form a piston body; the lower end of the piston rod 15 has a piston rod center hole 50 for accommodating the upper end of the exhaust pipe 4 and keeping the exhaust pipe 4 at the center of the cylinder body 1 Nearby; the spring retaining ring body 12 is connected to the upper end of the cylinder body 1 through threads or sockets to fix the piston device, and is set on the piston rod 15 through the piston rod installation hole 14, and the outer retaining ring 13 is used to limit the spring retaining ring body 12 and the connection position of the upper end of the cylinder body 1; the pressing cover 20 is connected with the top end of the piston rod 15 through threaded connection; the spring 19 is arranged between the spring retaining ring body 12 and the pressing cover 20.

The inner diameter of the piston rod center hole 50 is preferably 1.1 to 2 times the outer diameter of the exhaust pipe 4 , and its depth is preferably 1.5 to 2 times the length of the piston chamber 22 .

The upper ribs 51 on the movable body 5 are beneficial to enhance the adsorption of ink between the inner wall of the cylinder body 1 and therebetween.

The sealing ring 39 is made of elastic material and is installed between the cylinder body 1 and the inner chamber 44 of the nib tube. Its function is to seal and fix the novel push-type ink absorber described in the pen. When the ink absorber is tightly installed When entering the pen, the outer limit ring 40 on the cylinder body 1 just clings to the upper end surface 43 of the nib tube. At this time, an air cavity area 45 is formed between the tongue stop ring 41 and the interface 10, so the pen has 2021110598562.0- A simple and continuous ink-absorbing fountain pen has the advantages of uniform ink ejection.

The cylinder concave ring 46 and the sealing ring 39 can be arranged at any position between the interface 10 and the identification ring 38 .

Before using the fountain pen, the novel push-type ink absorber should be unloaded earlier, and then the needle joint 23 and the needle 24 are packed into the interface 10 of the ink absorber, and then the ink is sucked. The needle joint 23 and the needle 24 are shown in FIG. 4 , and the process of absorbing ink refers to Embodiment 1. After the ink is sucked up, the needle connector 23 and the needle 24 are unloaded, and then the novel push-type ink absorber is packed into the pen.

If the push-type ink absorber of the utility model is to absorb ink together with the pen, it is necessary to allow the exhaust pipe 4 to protrude from the movable body 5 to be shorter, and to design the gap for the ink supply to be smaller, and at the same time to install the ink on the cylinder body 1. The lower end is provided with an identification ring 38 . The identification ring 38 is a mark connected when the pen absorbs ink with the ink absorber. When sucking ink, make the logo ring 38 align with the nib pipe upper end face 43 or make the logo ring 38 be on the nib pipe upper end face 43, and now keep a certain distance between the nib water diversion tail 34 and the exhaust pipe 4, so as to Carry out ink absorption, as shown in Figure 11; Just can not absorb ink when sign ring 38 is under the nib tube upper end face 43. After the ink absorption is completed, the ink in the tongue 33, the air cavity area 45 and the piston chamber 22 needs to be discharged to avoid ink leakage. After discharging, insert the new press-type ink absorber into the nib tube inner chamber 44 in the fountain pen, and make the outer limit ring 40 close to the upper end surface 43 of the nib tube. The trachea 4 moves to form an ink supply gap between the movable body 5 and the check valve chamber 2, and then the pen can write smoothly.

The above description is a detailed description of the preferred embodiments, but the embodiments are not used to limit the scope of patent application of the present utility model. All equivalent changes or modification changes completed under the technical spirit suggested by the present utility model shall be Belong to the scope of patent covered by the utility model.

Claims (9)

1. A new push-type ink absorber, including a cylinder body (1), the lower end of the cylinder body (1) has an interface (10), the cylinder body (1) has an ink chamber (21), the interface (10) and the ink chamber ( 21) between the ink inlet and outlet holes (3), the cylinder body (1) is provided with an exhaust mechanism, and a piston device installed on the upper end of the cylinder body (1) and fixed by a piston fixing device, the feature is that the exhaust gas The mechanism includes an exhaust pipe (4), a one-way valve chamber (2), and a movable body (5). The lower section of the exhaust pipe (4) is fixedly installed in the movable body (5); the exhaust pipe (4 ) in the center hole (9) of the limit ring (8), or in the center hole (50) of the piston rod whose diameter is larger than that of the exhaust pipe, so that the exhaust pipe (4) is basically in the cylinder (1) central location. 2. The new push-type ink absorber according to claim 1, characterized in that, the movable body (5) has a groove (47). 3. The new push-type ink absorber according to any one of claims 1 or 2, characterized in that, the limit ring (8) is connected with an upper rib (26) extending upward, or a lower rib extending downward (25), the lower rib (25) and the upper rib (26) have gaps with the inner wall of the cylinder (1). 4. The new push-type ink absorber according to claim 3, characterized in that, a counterweight ring ( 7). 5. The new push-type ink absorber according to claim 4, characterized in that, the piston device includes a piston rod (15) and a piston body installed in the upper piston cavity (22) of the cylinder (1), The piston body is installed on the lower end of the piston rod (15); the piston rod (15) is provided with a piston pressing device. 6. The new push-type ink absorber according to claim 5, characterized in that, the piston pressing device includes a spring (19) and a pressing cover (20); the spring (19), pressing cover (20 ) is set on the piston rod (15), the pressing cover (20) is fixed on the top of the piston rod (15), and the spring (19) is arranged between the piston fixing device and the pressing cover (20). 7. The novel push-type ink absorber according to claim 6, characterized in that, the front end of the interface (10) has a tapered mouth (11). 8. The novel push-type ink absorber according to claim 7, characterized in that, the lower end of the barrel (1) has an identification ring (38). 9. The novel push-type ink absorber according to claim 8, characterized in that a sealing ring (39) is provided at any position between the interface (10) and the identification ring (38).

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