CN219076879U

CN219076879U - Repeatedly usable's refill structure

Info

Publication number: CN219076879U
Application number: CN202223427423.0U
Authority: CN
Inventors: 许亚平
Original assignee: Tonglu Haoyali Pen Industry Co ltd
Current assignee: Tonglu Haoyali Pen Industry Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-26
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a reusable pen refill structure, which comprises a pen refill tube, wherein a pen refill head is inserted into the bottom of the pen refill tube, a threaded sleeve is sleeved on the surface of the pen refill tube, the bottom of the threaded sleeve is rotationally connected with the pen refill head, a positioning mechanism is arranged on the surface of the threaded sleeve, a mounting cap is sleeved on the top of the pen refill tube in a threaded manner, an oiling mechanism is arranged in an inner cavity of the pen refill tube, the oiling mechanism comprises a rotating rod, and the bottom of the rotating rod penetrates through the mounting cap and extends to the inner cavity of the pen refill tube. The utility model can adjust the height of the movable sleeve plate by adopting the threaded sleeve, the movable sleeve plate, the mounting cavity, the threaded rod, the rotating disc, the connecting plate and the positioning block, and can conveniently fill pen shells with different sizes.

Description

Repeatedly usable's refill structure

Technical Field

The utility model relates to the technical field of pen cores, in particular to a reusable pen core structure.

Background

The accessories of the writing tool can be replaced for a plurality of times, the ball pen tube or the tube with ink or the tube with the ink is provided with a metal nib at the front end, the nib is embedded with a ball for writing, and the ball pen is also referred to as a graphite strip in a pencil, and the neutral pen core in the society is frequently used nowadays.

The utility model patent of patent application publication number CN203766306U discloses a reusable pen core, which comprises an ink oil pipe, a pen point arranged at one end of the ink oil pipe, ink arranged in the ink oil pipe and sealing oil arranged on the ink, wherein a sealing hole is formed in the ink oil pipe close to the pen point, and a sealing plug is arranged on the sealing hole.

However, the device still has some defects in actual use, and most obviously, the size of the pen core, which can be provided with the pen shell, is fixed in the use process, when the pen shell is large, a large gap exists between the pen shell and the pen core, the pen core is easy to shake, after the ink is used, more residues can appear on the inner wall of the pen core in an oil seal, and after the ink is replenished, the ink is mixed with the oil seal, so that the normal use of the pen core is influenced.

Therefore, it is necessary to invent a reusable cartridge structure to solve the above problems.

Disclosure of Invention

The utility model aims to provide a reusable pen refill structure, which has the advantages of being convenient to install into pen shells with different sizes and convenient to inject ink, and solves the problems that the pen shells are different in size, the pen refill positioning structure is the same in size, the pen refill is inconvenient to install into the pen shells with different sizes, and the injected ink can be mixed with an oil seal on the inner wall of the pen refill to influence the normal use of the pen refill.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a repeatedly usable's refill structure, includes the pen core pipe, the bottom of pen core pipe is inserted and is equipped with the refill head, the surface cover of pen core pipe is equipped with screw sleeve, screw sleeve's bottom and refill head rotate to be connected, screw sleeve's surface is provided with positioning mechanism, the top screw sleeve of pen core pipe is equipped with the installation cap, the inner chamber of pen core pipe is provided with oiling mechanism.

Preferably, the oiling mechanism comprises a rotating rod, the bottom of the rotating rod penetrates through the mounting cap and extends to the inner cavity of the pen core tube, a first fixing plate is adhered to the inner cavity of the pen core tube, the bottom of the rotating rod is rotationally connected with the first fixing plate, a first guide hole is formed in the right side of the top of the first fixing plate, a second fixing plate is adhered to the inner cavity of the pen core tube, a second guide hole is formed in the top of the second fixing plate, a stay wire is wound on the surface of the rotating rod, a piston plate is adhered to one end of the stay wire, which is far away from the rotating rod, an ink injection tube is communicated with the right side of the top of the piston plate, a first bearing is arranged at the joint of the rotating rod and the mounting cap, and one end of the ink injection tube, which is far away from the piston plate, penetrates through the pen core tube.

Preferably, one end of the pull wire, which is far away from the rotating rod, sequentially penetrates through the first guide hole and the second guide hole, one end of the ink injection pipe, which is far away from the piston plate, is sheathed with a pipe cover in a threaded manner, and the top of the rotating rod is connected with a rotating handle through a bolt.

Preferably, the positioning mechanism comprises a movable sleeve plate, the surface of the threaded sleeve is in threaded connection with the movable sleeve plate, an installation cavity is formed in the movable sleeve plate, the inner wall of the installation cavity is rotationally connected with a threaded rod, a rotating disc is arranged on the surface fixing sleeve of the threaded rod, a connecting plate is arranged on the surface of the threaded rod in a threaded sleeve manner, a positioning block is connected to one side, far away from the threaded sleeve, of the connecting plate through a bolt, and one side, far away from the threaded sleeve, of the positioning block penetrates through the movable sleeve plate and is in sliding connection with the movable sleeve plate.

Preferably, through holes are formed in two sides of the top of the movable sleeve plate, and the top of the rotating disc penetrates through the through holes and extends to the top of the movable sleeve plate.

Preferably, a rotating sleeve is stuck to the top of the threaded sleeve, and a second bearing is arranged at the joint of the bottom of the threaded sleeve and the refill head.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the height of the movable sleeve plate can be adjusted by adopting the threaded sleeve, the movable sleeve plate, the mounting cavity, the threaded rod, the rotating disc, the connecting plate and the positioning block, and the extending length of the positioning block can be adjusted, so that the pen shells with different sizes can be conveniently mounted by positioning the movable sleeve plate, the positioning block and the pen shells;

2. according to the utility model, the mounting cap, the rotating rod, the first fixing plate, the first guide hole, the second fixing plate, the second guide hole, the ink injection pipe, the pull wire and the piston plate are adopted, so that ink can be conveniently injected into the cartridge pipe, no impurity is mixed in the injection process, and the cartridge head can write normally.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present utility model;

FIG. 2 is a top view of the movable sleeve plate and positioning block of the present utility model;

FIG. 3 is a front view of the rotary lever and piston plate of the present utility model;

FIG. 4 is a front view of the structure of the present utility model;

fig. 5 is an enlarged view of a structural diagram of the present utility model in fig. 1.

In the figure: the pen comprises a pen core tube 1, a pen core head 2, a threaded sleeve 3, a movable sleeve plate 4, a mounting cavity 5, a threaded rod 6, a rotating disc 7, a connecting plate 8, a positioning block 9, a mounting cap 10, a rotating rod 11, a first fixed plate 12, a first guide hole 13, a second fixed plate 14, a second guide hole 15, an ink injection tube 16, a pull wire 17, a piston plate 18, an oiling mechanism 19 and a positioning mechanism 20.

Detailed Description

Referring to fig. 1-5, a reusable pen refill structure comprises a pen refill tube 1, a pen refill head 2 is inserted at the bottom of the pen refill tube 1, a threaded sleeve 3 is sleeved on the surface of the pen refill tube 1, the bottom of the threaded sleeve 3 is rotationally connected with the pen refill head 2, a positioning mechanism 20 is arranged on the surface of the threaded sleeve 3, an installation cap 10 is sleeved on the top of the pen refill tube 1, and an oiling mechanism 19 is arranged in an inner cavity of the pen refill tube 1.

The oiling mechanism 19 includes dwang 11, the bottom of dwang 11 runs through installation cap 10 and extends to the inner chamber of refill tube 1, the first fixed plate 12 has been pasted to refill tube 1 inner chamber, the bottom and the first fixed plate 12 rotation of dwang 11 are connected, first guiding hole 13 has been seted up on the right side at first fixed plate 12 top, the inner chamber of refill tube 1 has been pasted to the second fixed plate 14, second guiding hole 15 has been seted up at the top of second fixed plate 14, the surface winding of dwang 11 has stay wire 17, the one end that stay wire 17 kept away from dwang 11 has pasted piston plate 18, the right side intercommunication at piston plate 18 top has printing ink injection tube 16, the junction of dwang 11 and installation cap 10 is provided with first bearing, the one end that piston plate 18 was kept away from to printing ink injection tube 16 runs through refill tube 1, through setting up first guiding hole 13 and second fixed plate 14, can play the effect of direction to stay wire 17, the surface winding at dwang 11 can be convenient for stay wire 17.

One end that dwang 11 was kept away from to 17 is run through in proper order first guiding hole 13 and second guiding hole 15, and the one end thread bush that piston plate 18 was kept away from to ink injection pipe 16 is equipped with the tube cap, and there is the commentaries on classics handle at the top of dwang 11 through bolted connection, through setting up the commentaries on classics handle, can convenient to use person grasp dwang 11, can convenient to use person rotate dwang 11, through setting up the tube cap, can play confined effect to ink injection pipe 16, can prevent effectively that printing ink from spilling in the ink injection pipe 16.

The positioning mechanism 20 comprises a movable sleeve plate 4, the surface of a threaded sleeve 3 is in threaded connection with the movable sleeve plate 4, an installation cavity 5 is formed in the movable sleeve plate 4, a threaded rod 6 is connected with the inner wall of the installation cavity 5 in a rotating mode, a rotating disc 7 is arranged on the surface of the threaded rod 6 in a fixed-surface mode, a connecting plate 8 is arranged on the surface of the threaded rod 6 in a threaded mode, one side, far away from the threaded sleeve 3, of the connecting plate 8 is connected with a positioning block 9 through a bolt, one side, far away from the threaded sleeve 3, of the positioning block 9 penetrates through the movable sleeve plate 4 and is in sliding connection with the movable sleeve plate 4, the threaded rod 6 and the positioning block 9 can be connected through the connecting plate 8, and transverse movement of the positioning block 9 can be conveniently driven by the threaded rod 6.

Through holes are formed in two sides of the top of the movable sleeve plate 4, the top of the rotating disc 7 penetrates through the through holes and extends to the top of the movable sleeve plate 4, through the through holes, the rotating disc 7 can be conveniently exposed out of the movable sleeve plate 4, and a user can conveniently rotate the rotating disc 7.

The top of screw sleeve 3 is glued and is pasted and have the cover that rotates, and screw sleeve 3's bottom is provided with the second bearing with the junction of refill head 2, through setting up the cover that rotates, can be convenient for the staff rotate screw sleeve 3, through setting up the second bearing, can be convenient for screw sleeve 3 rotate, can prevent effectively that screw sleeve 3 from being blocked.

When the pen core tube type ink replenishing device is used, the movable sleeve plate 4 and the positioning block 9 are driven to move up and down through the threaded sleeve 3, the upper and lower heights of the movable sleeve plate 4 and the positioning block 9 are adjusted, the threaded rod 6 is driven to rotate through the rotary disc 7, the connecting plate 8 and the positioning block 9 are driven to move transversely through the threaded rod 6, the extension length of the positioning block 9 is adjusted, the pen core tube 1 is inserted into a pen shell to be installed after the positioning block 9 is adjusted to a proper position, the pen shell head is screwed on the pen shell, the pen core tube 1 is positioned between the pen shell and the pen shell head through the pen core head 2 and the positioning block 9, the ink in the pen core tube 1 is prevented from being rocked in the use process, the ink in the pen core tube 1 can be consumed when the ink is consumed, the piston plate 18 can move downwards under the action of the negative pressure and the gravity, the ink injection tube 16 is inserted into the ink for adding, the pull wire 17 is rolled through the rotary rod 11, the piston plate 18 is lifted up in the process of the piston plate 18 through the pull wire 17, and the ink is replenished into the pen core tube 1 through the pull wire 17.

To sum up: this repeatedly usable's refill structure, through refill head 2, screw sleeve 3, installation cap 10, oiling mechanism 19 and positioning mechanism 20, solved pen shell size difference, and refill positioning structure size is the same, is inconvenient for installing in the not equidimension pen shell, and the printing ink of injection can mix with the oil blanket of refill inner wall, influences the problem of refill normal use.

Claims

1. The utility model provides a repeatedly usable's refill structure, includes pen core tube (1), its characterized in that: the pen is characterized in that a pen refill head (2) is inserted at the bottom of the pen refill tube (1), a threaded sleeve (3) is sleeved on the surface of the pen refill tube (1), the bottom of the threaded sleeve (3) is rotationally connected with the pen refill head (2), a positioning mechanism (20) is arranged on the surface of the threaded sleeve (3), a mounting cap (10) is sleeved on the top thread of the pen refill tube (1), and an oiling mechanism (19) is arranged in an inner cavity of the pen refill tube (1).

2. A reusable refill structure according to claim 1, characterized in that: the oiling mechanism (19) comprises a rotating rod (11), the bottom of the rotating rod (11) penetrates through the mounting cap (10) and extends to the inner cavity of the refill tube (1), a first fixing plate (12) is adhered to the inner cavity of the refill tube (1), the bottom of the rotating rod (11) is rotationally connected with the first fixing plate (12), a first guide hole (13) is formed in the right side of the top of the first fixing plate (12), a second fixing plate (14) is adhered to the inner cavity of the refill tube (1), a second guide hole (15) is formed in the top of the second fixing plate (14), a pull wire (17) is wound on the surface of the rotating rod (11), a piston plate (18) is adhered to one end of the pull wire (17) away from the rotating rod (11), an ink injection tube (16) is communicated with the right side of the top of the piston plate (18), a first bearing is arranged at the joint of the rotating rod (11) and the mounting cap (10), and one end of the ink injection tube (16) is far away from the core tube (1).

3. A reusable refill structure according to claim 2, characterized in that: one end of the stay wire (17) far away from the rotating rod (11) sequentially penetrates through the first guide hole (13) and the second guide hole (15), one end of the ink injection pipe (16) far away from the piston plate (18) is sleeved with a pipe cover in a threaded manner, and the top of the rotating rod (11) is connected with a rotating handle through a bolt.

4. A reusable refill structure according to claim 1, characterized in that: the positioning mechanism (20) comprises a movable sleeve plate (4), the surface of the threaded sleeve pipe (3) is in threaded connection with the movable sleeve plate (4), an installation cavity (5) is formed in the movable sleeve plate (4), a threaded rod (6) is connected with the inner wall of the installation cavity (5) in a rotating mode, a rotating disc (7) is arranged on the surface of the threaded rod (6) in a fixed-surface mode, a connecting plate (8) is arranged on the surface of the threaded rod (6) in a threaded mode, a positioning block (9) is connected to one side, far away from the threaded sleeve pipe (3), of the connecting plate (8) through a bolt, and one side, far away from the threaded sleeve pipe (3), of the positioning block (9) penetrates through the movable sleeve plate (4) and is in sliding connection with the movable sleeve plate (4).

5. A reusable refill structure according to claim 4, wherein: through holes are formed in two sides of the top of the movable sleeve plate (4), and the top of the rotating disc (7) penetrates through the through holes and extends to the top of the movable sleeve plate (4).

6. A reusable refill structure according to claim 1, characterized in that: the top of the threaded sleeve (3) is stuck with a rotating sleeve, and a second bearing is arranged at the joint of the bottom of the threaded sleeve (3) and the pen refill head (2).