CN218777341U - Valve pen - Google Patents

Abstract

The utility model discloses a valve pen, including pen-holder, drive cap and fibre nib, the pen-holder is both ends open structure, and drive cap sliding connection is on the top of pen-holder, and on the bottom of establishing and being fixed in the pen-holder was inserted on the top of fibre nib, the top of pen-holder is realized sealing through the flexure strip, and the cavity space of pen-holder is separated into the first stock solution chamber and the second stock solution chamber that are setting up from top to bottom through the separator, realizes the intercommunication through the through-hole between first stock solution chamber and the second stock solution chamber, wears to be equipped with the jam piece on the through-hole, and the cover is equipped with the spring that is used for driving the jam piece to plug up the through-hole on the jam piece, and the direction that the axial of drive cap drive jam piece along the pen-holder was carried out the removal is blockked up the opposite direction of through-hole with spring drive jam piece. The utility model discloses ensure the life of pen, improved the utilization ratio of pen, and avoided the waste of ink.

Description

Valve pen

Technical Field

The utility model relates to a writing implement field, concretely relates to valve pen.

Background

The marking pen is a pen capable of writing marks or signs on one or more materials such as paper, wood, metal, plastic, enamel and the like. The marking pen mainly adsorbs ink through the fiber pen point and writes, but if the pen cap is not sleeved on the pen point after the marking pen is used, the ink on the marking pen can volatilize through the pen point, so that the condition that the marking pen cannot be used for ink discharging is generated, the service life of the marking pen is shortened, and the condition of waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve pen, this pen has avoided the ink extravagant, has ensured the life and the utilization ratio of pen.

The utility model provides a technical scheme that above-mentioned problem adopted is:

the utility model provides a valve pen, includes pen-holder, drive cap and fibre nib, the pen-holder is both ends open structure, and drive cap sliding connection is on the top of pen-holder, and the top of fibre nib is inserted and is established and be fixed in on the bottom of pen-holder, the top of pen-holder is realized sealing through the flexure strip, and on the top of flexure strip was fixed in the bottom of drive cap, the cavity space of pen-holder separated into through the separator and is first stock solution chamber and second stock solution chamber that set up from top to bottom, realizes the intercommunication through the through-hole between first stock solution chamber and the second stock solution chamber, wears to be equipped with the shutoff piece on the through-hole, and the cover is equipped with the spring that is used for driving the shutoff piece to plug up the through-hole on the shutoff piece, and the both ends of spring support respectively and shutoff piece and be fixed in on the flexure strip, and the direction that the axial that the drive cap drive shutoff piece moved is along the pen-holder is opposite with the direction that the through-hole was plugged up to spring drive shutoff piece.

As a further improvement of the technical scheme, the spring is positioned in the first liquid storage cavity, so that the lower part of the plugging piece plugs the through hole, and the diameter of the lower part of the plugging piece is larger than that of the through hole. Through setting up the spring in first stock solution intracavity for the user can make plug and separator separation with the mode of pressing the drive cap when holding a pen by one hand, thereby makes first stock solution intracavity liquid can flow into the second stock solution intracavity through the through-hole after opening, has improved the convenience of using.

As a further improvement of the technical scheme, the through hole is in a circular truncated cone shape, and the lower part of the plugging piece is provided with a plug matched with the through hole. Through the shape setting of through-hole and shutoff stopper for can make the wall of shutoff stopper and the wall of through-hole offset the laminating when the through-hole is stopped up to the shutoff stopper, thereby do benefit to and improve the closure effect of shutoff stopper to the through-hole.

As a further improvement of the technical scheme, a sealing ring is arranged between the lower part of the plugging piece and the bottom surface of the separating piece, and when the lower part of the plugging piece plugs the through hole, the sealing ring is clamped between the plugging piece and the separating piece. Through the setting of sealing washer, do benefit to the effect of plugging up of guarantee plugging member to the through-hole to the condition of second stock solution intracavity has been avoided appearing leaking through the through-hole that incompletely plugs up to the ink of first stock solution intracavity, does benefit to and improves the effect of sealing up of first stock solution chamber to its interior ink.

As a further improvement of the technical scheme, the pen holder comprises a rod body and a pen point seat, the top end of the pen point seat is inserted and sealed and fixed on the lower end of the rod body, and the separator is sealed and fixed on the top end of the pen point seat.

As the further improvement of above-mentioned technical scheme, the plug includes plugging head and extension rod, and on the extension rod cover was established and was fixed in plugging head's top, the top of extension rod was inserted and is established and support on the central point that elastic sheet was put along the axial of pen-holder, and the integral type is connected with a plurality of stirring pieces on the side of extension rod, and the stirring piece is arranged along the circumference of extension rod equidistant. Through the setting of stirring piece for can make the stirring piece stir the ink of first stock solution intracavity when the drive cap drives the extension rod along the axial displacement of pen-holder, thereby make the ink of co-altitude not mix in the pen-holder, do benefit to the ink quality when the guarantee fibre nib is write.

As a further improvement of the technical scheme, the top surface of the elastic sheet is provided with an extension column, and the extension column is inserted or integrally connected to the bottom end of the driving cap. Through the setting of extension post to make things convenient for the fixed between flexure strip and the drive cap, improved the convenience of assembly.

As a further improvement of the technical scheme, the elastic sheet is in a step-shaped circular truncated cone structure.

Compared with the prior art, the utility model, have following advantage and effect:

the utility model discloses a setting in first stock solution chamber and second stock solution chamber on the pen-holder, combine the drive cap drive plugging member to plug up the effect of the reverse movement of through-hole direction and the drive effect of spring to the plugging member along the plugging member, thereby realize the effect that control plugging member seals and opens the through-hole, thereby make the user can control the inflow of ink from first stock solution chamber inflow second stock solution intracavity according to the use amount of writing required ink, the flexibility of using has been improved and because the fibre nib on the valve pen only can adsorb the ink in the second stock solution intracavity, all the other inks in the pen-holder are sealed up and are deposited in first stock solution intracavity, thereby avoided appearing the condition that the ink in the pen-holder was volatilized through the nib when the nib exposes in the air for a long time, do benefit to the life and the utilization ratio of guarantee pen, the ink waste has been avoided.

Drawings

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

Fig. 2 is a schematic sectional view of the structure inside the cartridge shown in fig. 1.

The pen comprises a pen holder 1, a first liquid storage cavity 11, a second liquid storage cavity 12, a driving cap 2, a fiber pen point 3, an elastic sheet 4, an extension column 41, a separating piece 5, a through hole 51, a spring 52, a blocking piece 6, a blocking head 61, an extension rod 62, a stirring piece 63, a rod body 71, a pen point seat 72, a pen cap 73, a liquid adding port 8, a sealing cover 81, a blocking plug 91 and a sealing ring 92.

Detailed Description

The present invention will be described in further detail below with reference to the accompanying drawings by way of examples, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1-2, the valve pen of the present embodiment includes a pen holder 1, a driving cap 2 and a fiber pen point 3, the pen holder 1 is a structure with two open ends, the driving cap 2 is slidably connected to the top end of the pen holder 1, the top end of the fiber pen point 3 is inserted into and fixed to the bottom end of the pen holder 1, the top end of the pen holder 1 is sealed by an elastic sheet 4, the top end of the elastic sheet 4 is fixed to the bottom end of the driving cap 2, the hollow space of the pen holder 1 is separated into a first liquid storage cavity 11 and a second liquid storage cavity 12 which are vertically arranged by a partition 5, the first liquid storage cavity 11 and the second liquid storage cavity 12 are communicated by a through hole 51, the through hole 51 is opened in the partition 5, a plugging member 6 is inserted into the through hole 51, the plugging member 6 is sleeved on the through hole 51, the plugging member 6 is provided with a spring 52 for driving the plugging member 6 to plug the through hole 51, two ends of the spring 52 respectively abut against the plugging member 6 and the partition 5, the top end of the plugging member 6 is inserted into and fixed to the elastic sheet 4, the driving plug member 6, the driving cap 2 drives the plugging member 6 to move along the axial direction of the pen holder 1, which is opposite to the direction of the through hole 51.

In this embodiment, the pen holder 1 includes a shaft 71 and a head seat 72, the top end of the head seat 72 is inserted into and sealed and fixed on the lower end of the shaft 71, and the separator 5 is sealed and fixed on the top end of the head seat 72. The pen point seat 72 and the rod body 71 can be fixed in a buckling connection or threaded connection mode and sealed in a mode that a sealing ring is arranged between the pen point seat 72 and the rod body 71, the separator 5 is fixed with the pen point seat 72 through a buckling structure, and the sealing ring is arranged between the separator and the pen point seat to achieve sealing.

In this embodiment, the elastic sheet 4 is a stepped circular truncated cone structure, the top surface of the elastic sheet 4 is provided with an extension column 41, the extension column 41 is inserted or integrally connected to the bottom end of the driving cap 2, and the blocking member 6 and the elastic sheet 4 can be fixed in an interference connection manner.

In order to avoid the fiber nib 3 adsorbing ink from leaving ink marks on the object after writing, the bottom end of the nib holder 72 may be sleeved with a cap 73 fixed by a snap structure.

In order to facilitate the addition of ink in the first liquid storage cavity 11, a liquid adding port 8 is formed in the side face of the top end of the pen holder 1, and a sealing cover 81 (shown in figure 1) is arranged on the liquid adding port 8, so that the repeated utilization rate of the pen is guaranteed.

Referring to fig. 2, the spring 52 is positioned in the first reservoir chamber 11 such that the lower portion of the blocking member 6 blocks the through hole 51, and the diameter of the lower portion of the blocking member 6 is greater than that of the through hole 51. The through hole 51 is in a circular truncated cone shape, and a plugging plug 91 matched with the through hole 51 is arranged on the lower part of the plugging piece 6.

The use method of the valve pen is as follows:

during the use, press the drive cap downwards through the finger for drive cap drive blocking member moves down, thereby make blocking member's lower part and separator separate, the spring is in compression state and the through-hole is opened this moment, and the ink in first stock solution intracavity flows into the second stock solution intracavity through the through-hole.

When the ink volume in the second liquid storage cavity reaches the use amount required by writing, the driving cap is stopped being pressed, so that the plugging piece moves upwards under the action of extending after the spring is recovered, the lower part of the plugging piece resets and blocks the through hole again, and meanwhile, the driving cap resets under the action of the plugging piece.

In order to guarantee the blocking effect of the blocking piece 6 on the through hole 51, a sealing ring 92 is arranged between the lower part of the blocking piece 6 and the bottom surface of the partition piece 5, and when the lower part of the blocking piece 6 blocks the through hole 51, the sealing ring 92 is clamped between the blocking piece 6 and the partition piece 5. Wherein, the sealing ring 92 is sleeved and fixed on the plugging member 6 in an embedding manner.

Referring to fig. 2, the plugging member 6 includes plugging head 61 and extension rod 62, and on extension rod 62 cover was established and was fixed in the top of plugging head 61, extension rod 62's top was inserted and was established and support in the central point of flexure strip 4 along the axial of pen-holder 1 on, and the integral type is connected with a plurality of stirring pieces 63 on extension rod 62's the side, and stirring pieces 63 are along the equidistant arrangement of extension rod 62 circumference. In this embodiment, the extension rod 62 and the plugging head 61 can be fixed by interference connection or threaded connection.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims (8)

1. The utility model provides a valve pen, includes pen-holder, drive cap and fibre nib, the pen-holder is both ends open structure, and drive cap sliding connection is on the top of pen-holder, and on the bottom of establishing and being fixed in the pen-holder was inserted on the top of fibre nib, its characterized in that: the top of pen-holder is realized sealing through the flexure strip, on the top of flexure strip is fixed in the bottom of drive cap, the cavity space of pen-holder is separated into first stock solution chamber and the second stock solution chamber that is setting up from top to bottom through the separator, realize the intercommunication through the through-hole between first stock solution chamber and the second stock solution chamber, wear to be equipped with the shutoff piece on the through-hole, the cover is equipped with the spring that is used for driving the shutoff piece to plug up the through-hole on the shutoff piece, the both ends of spring support shutoff piece and separator respectively, the top of shutoff piece is inserted and is established and be fixed in on the flexure strip, the direction that the axial of drive cap drive shutoff piece along the pen-holder was carried out the removal is plugged up the opposite direction of through-hole with spring drive shutoff piece.

2. The valve pen of claim 1, wherein: the spring is located first stock solution intracavity for the through-hole is plugged up to the lower part of shutoff piece, and the diameter of the lower part of shutoff piece is greater than the diameter of through-hole.

3. The valve pen of claim 2, wherein: the through hole is in a round table shape, and the lower part of the plugging piece is provided with a plug matched with the through hole.

4. The valve pen of claim 1, wherein: a sealing ring is arranged between the lower part of the plugging piece and the bottom surface of the separating piece, and when the through hole is plugged by the lower part of the plugging piece, the sealing ring is clamped between the plugging piece and the separating piece.

5. The valve pen of claim 1, wherein: the pen holder comprises a rod body and a pen point seat, the top end of the pen point seat is inserted and sealed and fixed on the lower end of the rod body, and the separator is sealed and fixed on the top end of the pen point seat.

6. The valve pen of claim 1, wherein: the plug includes choke plug and extension rod, and on the extension rod cover was established and was fixed in the top of choke plug, the top of extension rod was inserted and was established and support in the central point of flexure strip along the axial of pen-holder and put, and the integral type is connected with a plurality of stirring pieces on the side of extension rod, and the stirring piece is arranged along the circumference of extension rod equidistant.

7. The valve pen of claim 2, wherein: the top surface of flexure strip is equipped with the extension post, and the extension post is inserted and is established or the integral type is connected on the bottom of drive cap.

8. The valve pen of claim 1, wherein: the elastic sheet is in a step-shaped round platform structure.

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