CN213861587U - Fountain pen - Google Patents

Abstract

The utility model discloses a fountain pen, including the pen-holder, nib and feed liquor subassembly, be provided with the ink chamber in the pen-holder, the feed liquor subassembly is installed in the ink chamber, the nib is located the pen-holder tip, the feed liquor subassembly includes the base, the mount pad, fluid infusion spring and upper cover, the inlet has been seted up on the base, the inlet communicates to the ink chamber, the upper cover lid closes on the base, so that upper cover and base enclose and form the fluid infusion chamber, cover on and set up the fluid infusion mouth with fluid infusion chamber intercommunication, base and upper cover all follow pen-holder axial positioning in the pen-holder, the mount pad activity sets up in the fluid infusion intracavity, the both ends of fluid infusion spring extrude respectively on base and mount pad, the nib is installed on the mount pad, the nib is located the fluid infusion chamber outside and is located fluid infusion mouth department, the nib drives the mount pad and removes, with the switching of control fluid infusion mouth.

Description

Fountain pen

[ technical field ] A method for producing a semiconductor device

The utility model relates to a fountain pen belongs to the fountain pen field.

[ background of the invention ]

The ink replenishing speed of the common ink pen is limited by the characteristics of the ink absorbing material, the ink replenishing speed is very slow, and a lot of ink is remained in the ink absorbing material finally, so that the ink is wasted.

[ Utility model ] content

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a fountain pen with faster ink replenishing speed.

Solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a fountain pen, including the pen-holder, nib and feed liquor subassembly, be provided with the ink chamber in the pen-holder, the feed liquor subassembly is installed at the ink intracavity, the nib is located the pen-holder tip, the feed liquor subassembly includes the base, the mount pad, fluid infusion spring and upper cover, the inlet has been seted up on the base, the inlet communicates to the ink chamber, the upper cover lid closes on the base, so that upper cover and base enclose and form the fluid infusion chamber, on cover and set up the fluid infusion mouth with fluid infusion chamber intercommunication, base and upper cover all follow pen-holder axial positioning in the pen-holder, the mount pad activity sets up in the fluid infusion intracavity, the both ends difference extrusion of fluid infusion spring is on base and mount pad, the nib is installed on the mount pad, the nib is located the fluid infusion chamber outside and is located fluid infusion mouth department, the nib drives the mount pad and removes, in order to control the switching of fluid infusion mouth.

The utility model has the advantages that:

the ink in the ink cavity enters the liquid replenishing cavity through the liquid inlet to wait for replenishing the ink to the pen point. When pressing the nib, the nib drives the mount pad and removes, and the nib is close to the fluid infusion mouth gradually, and the mount pad extrusion fluid infusion spring is kept away from the fluid infusion mouth gradually, and the fluid infusion mouth is opened gradually, and the ink arrives the nib position via the fluid infusion mouth in the fluid infusion intracavity, directly mends the ink to the nib, and the fluid infusion speed is compared and is flowed out from the blotting material and is showing the promotion. After the pen point is loosened, the mounting seat is pushed under the action of the fluid infusion spring to reset the pen point, and the fluid infusion port can be plugged again by the mounting seat quickly, so that ink waste is avoided.

The mount pad is provided with the guide way including the installation base station and with the fixed guide bar of installation base station on the base, and guide bar and guide way all set up along the pen-holder axial, and the guide bar is located in the middle of the guide way, and the nib dismouting is on the installation base station, and the guide bar is located one side that the nib was kept away from to the installation base station.

Offer on the installation base station and be provided with the inserted bar at the jack, the inserted bar is pegged graft in jack department to make the nib dismouting on the installation base station, the installation base station is located the part of jack week side and forms and the sealed piece of fluid infusion mouth shape assorted, and sealed piece is located fluid infusion mouth department, and the nib drives sealed piece activity, through sealed piece control fluid infusion mouth switching.

The part of sealed piece on jack opening week side forms first round platform face, and the opening edge that the fluid infusion mouth is close to the fluid infusion chamber forms with first round platform face shape assorted second round platform face.

The inserted bar passes the fluid infusion mouth, leaves the space between inserted bar and the fluid infusion mouth.

The base is including the holding ring and the position sleeve of coaxial setting, and the guide way is located the centre of position sleeve, and the end wall of position sleeve is fixed in the one side that the ink chamber was kept away from to the holding ring, and the external diameter of holding ring is greater than the external diameter of position sleeve, and upper cover inner wall and the laminating of position sleeve outer wall, upper cover end wall extrusion are on the holding ring.

The mount pad still includes the torsion bar of preventing, and the one end of torsion bar of preventing is fixed on the installation base station, and the other end of torsion bar of preventing is fixed at the guide bar tip, and the guide bar external diameter is less than the torsion bar external diameter, and the one end extrusion of fluid infusion spring is on the end wall that the ink chamber was kept away from to the position sleeve, and the other end extrusion is on the installation base station and the cover is on the torsion bar of preventing.

The upper cover outer wall and the pen holder inner wall are in interference fit.

Feed liquor subassembly and nib quantity are two, and two feed liquor subassemblies and two nibs set up the both ends at the pen-holder respectively.

Other features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention will be further explained with reference to the drawings:

fig. 1 is a schematic perspective view of a fountain pen according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a fountain pen according to an embodiment of the present invention;

fig. 3 is a schematic front view of a fountain pen according to an embodiment of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure taken along the line A-A in FIG. 3;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

fig. 6 is a schematic perspective view of a liquid inlet assembly according to an embodiment of the present invention;

fig. 7 is a first schematic diagram illustrating an explosion structure of a liquid inlet assembly according to an embodiment of the present invention;

fig. 8 is an explosion structure diagram of a liquid inlet assembly according to an embodiment of the present invention.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

In the following description, the appearances of the indicating orientation or positional relationship, such as the terms "inner", "outer", "upper", "lower", "left", "right", etc., are only for convenience in describing the embodiments and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

Example (b):

referring to fig. 1-8, the embodiment provides a fountain pen, including a pen holder 1, a pen point 2 and a liquid inlet component 3, the fountain pen of this embodiment is a double-ended pen, an ink chamber 11 is provided in the middle of the pen holder 1, both ends of the ink chamber 11 are through, the number of the corresponding pen point 2 and the liquid inlet component 3 is two, one of the pen point 2 and one of the liquid inlet component 3 are located at one end of the ink chamber 11, the other pen point 2 and the other liquid inlet component 3 are located at the other end of the ink chamber 11, ink is stored in the ink chamber 11, and the two liquid inlet components 3 respectively obtain ink from the ink chamber 11 to supply ink to the corresponding pen point 2. The two liquid inlet assemblies 3 work in the same manner, so that only one group of the pen points 2 and the liquid inlet assemblies 3 is selected for description in the embodiment.

Wherein the feed liquor subassembly 3 is installed in ink chamber 11 to make things convenient for feed liquor subassembly 3 to obtain the ink, nib 2 is located 1 tip of pen-holder, and nib 2 installs on feed liquor subassembly 3, with make things convenient for feed liquor subassembly 3 to mend the ink to nib 2.

Specifically, the liquid inlet assembly 3 includes a base, a mounting seat, a liquid supplementing spring 31 and an upper cover 32.

The mounting base includes a torsion bar 333, a mounting base 331, and a guide rod 332, the bottom of the mounting base 331 is fixed to the upper end of the torsion bar 333, the torsion bar 333 is disposed coaxially with the guide rod 332, and the lower end of the torsion bar 333 is fixed to the upper end of the guide rod 332.

The base comprises a positioning ring 341 and a positioning sleeve 342 which are coaxially arranged, the bottom end wall of the positioning sleeve 342 is fixed with the top surface of the positioning ring 341, the inner diameter of the positioning sleeve 342 is the same as that of the positioning ring 341, the outer diameter of the positioning sleeve 342 is smaller than that of the positioning ring 341, a liquid inlet is formed in the middle of the positioning ring 341 and is communicated to the ink cavity 11, a guide groove 343 is formed in the middle of the positioning sleeve 342, and the bottom opening of the guide groove 343 is communicated to the liquid inlet.

The upper cover 32 is closed on the base, so that the upper cover 32 and the base are enclosed to form a fluid replenishing cavity, and the ink in the ink cavity 11 enters the fluid replenishing cavity through the liquid inlet and the guide groove 343. The inner wall of the upper cover 32 is in interference fit with the outer wall of the positioning sleeve 342, and the bottom end wall of the upper cover 32 is extruded on the positioning ring 341, so that the upper cover 32 and the base are integrally disassembled and assembled, meanwhile, the tightness between the upper cover 32 and the base is ensured, and ink in the fluid infusion cavity is prevented from seeping out from the connection part of the upper cover 32 and the base. The outer wall of the upper cover 32 is in interference fit with the inner wall of the pen holder 1, so that the upper cover 32 and the base are axially positioned in the pen holder 1 along the axial direction of the pen holder 1.

The mount pad can be along the activity of penholder 1 axial in the fluid infusion intracavity, and guide bar 332 and guide way 343 all set up along penholder 1 axial, and guide bar 332 is located in the middle of the guide way 343, and the guide way 343 can lead the removal of guide bar 332.

The installation base 331 is provided with a jack 3312, the bottom of the pen point 2 is fixed with a plunger 21, the pen point 2 is located at the upper end of the plunger 21, the lower end of the plunger 21 is inserted into the jack 3312, the jack 3312 extends to the end of the torsion-proof rod 333 to increase the length of the jack 3312, thereby increasing the contact area between the plunger 21 and the jack 3312, further enhancing the connection strength of the plunger 21 at the jack 3312, avoiding the natural falling off of the plunger 21 from the jack 3312 in the use process of the fountain pen, and matching the plunger 21 with the jack 3312 to enable the pen point 2 to be disassembled and assembled on the installation base 331.

The top of the upper cover 32 is provided with a fluid infusion port 321 communicated with the fluid infusion cavity, and the insertion rod 21 penetrates through the fluid infusion port 321, so that the pen point 2 is located above the fluid infusion port 321 and reaches the outside of the fluid infusion cavity, and the pen point 2 can write normally. A gap is left between the outer wall of the insertion rod 21 and the edge of the fluid infusion port 321, so that the insertion rod 21 cannot block the fluid infusion port 321. Of course, the mounting base 331 cannot leave the fluid infusion chamber from the fluid infusion port 321 due to the edge of the fluid infusion port 321. Also, the outer diameter of the guide rod 332 is smaller than that of the torsion bar 333, and the torsion bar 333 cannot enter the guide groove 343 due to the edge of the end of the guide groove 343. Therefore, the whole mounting seat is always limited in the fluid infusion cavity in the use process of the fountain pen.

The top of the mounting base 331 located on the periphery of the insertion hole 3312 is formed with a sealing block 3311 matching the shape of the fluid infusion port 321, the upper end of the fluid infusion spring 31 is pressed against the bottom of the mounting base 331, and the lower end of the fluid infusion spring 31 is pressed against the top end wall of the positioning sleeve 342.

In the normal writing process, the acting force between the pen point 2 and the paper is small, and the fluid infusion spring 31 has large elastic force, so the sealing block 3311 is in contact with the edge of the fluid infusion port 321 under the action of the fluid infusion spring 31, the fluid infusion port 321 is sealed by the sealing block 3311, and ink in the fluid infusion cavity is prevented from leaking out of the fluid infusion port 321. When 2 needs mend the china ink of nib, press down pen-holder 1 hard on the paper for 2 moves towards fluid infusion mouth 321 of nib, reduce fluid infusion mouth 321 and 2 intervals of nib, 2 drive sealed piece 3311 of nib simultaneously and move to the fluid infusion intracavity, make sealed piece 3311 and fluid infusion mouth 321 edge part, thereby open fluid infusion mouth 321, the intracavity ink of fluid infusion at this moment just can follow fluid infusion mouth 321 and flow out, reach 2 departments of nib soon through the drainage of inserted bar 21 and mend the china ink. The installation base 331 is matched with the top end wall of the positioning sleeve 342 to further compress the fluid infusion spring 31 in the opening process of the fluid infusion port 321, the pen holder 1 is loosened immediately after the ink infusion is finished, the sealing block 3311 returns to the fluid infusion port 321 to rapidly seal the fluid infusion port 321 again under the action of the fluid infusion spring 31, and the response speed of the whole ink infusion process is high.

The upper end of the fluid infusion spring 31 is sleeved on the torsion-proof rod 333, the torsion-proof rod 333 is utilized to reduce the twisting motion of the fluid infusion spring 31 in the deformation process, the movement stability of the mounting seat is improved, the sealing block 3311 is ensured to be aligned to the fluid infusion port 321 in the reset process, and the sealing effect of the sealing block 3311 on the fluid infusion port 321 in the non-ink infusion process is further ensured.

Preferably, the sealing block 3311 forms a first circular truncated cone on the outer wall of the top opening periphery of the insertion hole 3312, and the fluid infusion port 321 forms a second circular truncated cone matching the first circular truncated cone near the opening edge of the fluid infusion chamber. When the first round table surface and the second round table surface are attached, the fluid infusion port 321 is sealed, and in the process that the first round table surface and the second round table surface are gradually separated, the space where ink can flow at the fluid infusion port 321 can be gradually increased, so that the ink infusion speed of the pen point 2 can be controlled by only controlling the moving distance of the pen point 2 at the fluid infusion port 321.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (9)

1. The utility model provides a fountain pen, a serial communication port, including the pen-holder, nib and feed liquor subassembly, be provided with the ink chamber in the pen-holder, the feed liquor subassembly is installed at the ink intracavity, the nib is located the pen-holder tip, the feed liquor subassembly includes the base, the mount pad, fluid infusion spring and upper cover, the inlet has been seted up on the base, the inlet communicates to the ink chamber, the upper cover lid closes on the base, so that upper cover and base enclose and form the fluid infusion chamber, cover on and set up the fluid infusion mouth with fluid infusion chamber intercommunication, base and upper cover all follow pen-holder axial positioning in the pen-holder, the mount pad activity sets up in the fluid infusion intracavity, the both ends difference extrusion of fluid infusion spring is on base and mount pad, the nib is installed on the mount pad, the nib is located the fluid infusion chamber outside and is located fluid infusion mouth department, the nib drives the mount pad.

2. The fountain pen according to claim 1, wherein the mounting base comprises a mounting base and a guide rod fixed with the mounting base, the base is provided with a guide groove, the guide rod and the guide groove are both arranged along the axial direction of the pen holder, the guide rod is positioned in the middle of the guide groove, the pen point is mounted on the mounting base, and the guide rod is positioned on one side of the mounting base away from the pen point.

3. The fountain pen according to claim 2, wherein the mounting base is provided with a jack, the nib is provided with an insertion rod, the insertion rod is inserted into the jack, so that the nib is attached to and detached from the mounting base, a sealing block having a shape matching that of the fluid infusion port is formed at a portion of the mounting base on the periphery of the jack, the sealing block is located at the fluid infusion port, and the nib drives the sealing block to move, so that the opening and closing of the fluid infusion port is controlled by the sealing block.

4. The fountain pen of claim 3, wherein the sealing block forms a first circular truncated cone surface at a portion on the opening peripheral side of the insertion hole, and the refill port forms a second circular truncated cone surface matching the first circular truncated cone surface near the opening edge of the refill chamber.

5. The fountain pen of claim 3 or 4, wherein the plunger passes through the fluid infusion port with a gap left between the plunger and the fluid infusion port.

6. The fountain pen of claim 3, wherein the base comprises a positioning ring and a positioning sleeve coaxially arranged, the guide groove is located in the middle of the positioning sleeve, the end wall of the positioning sleeve is fixed on the side of the positioning ring away from the ink chamber, the outer diameter of the positioning ring is larger than that of the positioning sleeve, the inner wall of the upper cover is attached to the outer wall of the positioning sleeve, and the end wall of the upper cover is extruded on the positioning ring.

7. The fountain pen of claim 6, wherein the mounting base further comprises a torsion bar, one end of the torsion bar is fixed to the mounting base, the other end of the torsion bar is fixed to an end portion of the guide bar, an outer diameter of the guide bar is smaller than an outer diameter of the torsion bar, one end of the fluid replenishing spring is pressed against an end wall of the positioning sleeve away from the ink chamber, and the other end of the fluid replenishing spring is pressed against the mounting base and fitted over the torsion bar.

8. The fountain pen of claim 6, wherein the outer wall of the upper cap is in interference fit with the inner wall of the barrel.

9. The fountain pen according to claim 1, wherein the number of the liquid inlet assemblies and the number of the pen points are two, and the two liquid inlet assemblies and the two pen points are respectively arranged at two ends of the pen holder.

Images