CN211251946U

CN211251946U - Detachable pen

Info

Publication number: CN211251946U
Application number: CN201920348011.7U
Authority: CN
Inventors: 陈诚
Original assignee: Anhui Business College
Current assignee: Anhui Business College
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-08-14
Anticipated expiration: 2029-03-19

Abstract

The utility model discloses a can dismantle pen, including the pen-holder, the pen-holder is connected with coupling assembling, can dismantle on the coupling assembling and be connected with the ink cartridge, be provided with the cavity in the pen-holder, it can dismantle written subassembly to be provided with in the cavity, pen-holder lower extreme rigid coupling has the fixed block, can dismantle written subassembly and run through the fixed block and be connected with the nib, pen-holder below clearance connection has the pen socket, fixed block lower extreme intermediate position rigid coupling has the fixed connecting block, be provided with the elevator under the fixed connecting block, fixed connecting block and elevator left end all articulate there is first movable claw, fixed connecting block and elevator right-hand member all articulate there is the second movable claw, clearance connection has the. The utility model provides a not be provided with on nib and the pen-holder detachable problem and the pen-holder and dismantle ink cartridge scheduling problem, satisfy the demand of multiple use, have the effect of practicing thrift cost, portable, convenient to use and having improved work efficiency.

Description

Detachable pen

Technical Field

The utility model belongs to the technical field of stationery, concretely relates to can dismantle pen.

Background

The writing brush is a traditional writing tool originated in China, and gradually becomes a traditional drawing tool. The writing brush is a practical novel type in the production practice of ancient Chinese people. With the continuous development of human society, the Chinese nation in diligence and wisdom summarizes the experience, stores the essence, discards the dregs, bracts exploration and dares innovation. For thousands of years, the method makes outstanding contribution to creating splendid culture of Chinese nationalities and promoting cultural exchange of Chinese nationalities and all nationalities in the world. The writing brush is a treasure provided by Chinese nationalities to world art treasury.

However, the brush head and the brush holder of the existing writing brush are fixed together, the brush head and the brush holder are of an integrated structure, and an ink box is not arranged on the brush holder, so that the writing brush is not convenient to use. When the pen point needs to be replaced after being worn, the whole pen can be discarded, so that the method is waste, and the cost is increased; when the user only needs to carry the writing brush but forgets to carry the ink box, the user cannot write and draw, the writing brush is inconvenient to use, and the working efficiency is reduced.

Disclosure of Invention

According to the not enough of above prior art, the utility model aims to solve the technical problem that a can dismantle pen is proposed, has not been provided with on having solved nib and the non-detachable problem of pen-holder and the pen-holder and can dismantle ink cartridge scheduling problem, has the effect of practicing thrift cost, portable, convenient to use and having improved work efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a can dismantle pen, includes pen socket, nib, can dismantle written subassembly, pen-holder, coupling assembling, ink cartridge, cotton core pipe, the cotton pole of first water conservancy diversion and the cotton pole of second water conservancy diversion, be connected with coupling assembling on the pen-holder, can dismantle on the coupling assembling and be connected with the ink cartridge, be provided with the cavity in the pen-holder, be provided with in the cavity and to dismantle written subassembly and cotton core pipe, cotton core pipe upper end through first water conservancy diversion cotton pole with the ink cartridge is connected, cotton core pipe lower extreme is connected with the cotton pole of second water conservancy diversion, pen-holder lower extreme rigid coupling has the fixed block, can dismantle written subassembly runs through the fixed block and be connected with the nib, the cotton pole of second water conservancy diversion runs through the fixed block and is.

Optionally, can dismantle written subassembly includes first movable claw, second movable claw and fixed connection block, fixed block lower extreme intermediate position rigid coupling has fixed connection block, be provided with the elevator under the fixed connection block, fixed connection block and elevator left end all articulate there is first movable claw, fixed connection block and elevator right-hand member all articulate there is the second movable claw, gap junction has the nib between first movable claw and the second movable claw.

Optionally, first movable jaw includes first movable jaw one branch and first movable jaw two branches, the articulated fixed connection piece of first movable jaw two branches, the articulated elevator of first movable jaw one branch, the second movable jaw includes second movable jaw one branch and second movable jaw two branches, the articulated elevator of second movable jaw one branch, the articulated fixed connection piece of second movable jaw two branches.

Optionally, can dismantle the nib subassembly and include still stopper, connecting rod, movable rod, expanding spring, stir the piece and move down the piece, the intermediate position is connected with the movable rod that runs through fixed block and fixed connection piece on the lifter, the movable rod middle part is provided with the stopper, the stopper overcoat has expanding spring, the expanding spring upper end is connected with the connecting rod of being connected with the movable rod upper end, be connected with down on the connecting rod and move the piece, it is connected with the piece of stirring to move down on the piece, expanding spring lower extreme rigid coupling fixed block.

Optionally, the pen holder includes stir groove, fixed block, annular arch and cavity, be provided with on the pen holder side and stir the groove, stir the inslot activity and be provided with and stir the piece, stir the inslot downside and be provided with the perforation, stir and be connected with the piece that moves that runs through the perforation under the piece, the annular arch has been cup jointed to the fixed block outside.

Optionally, a box opening is formed in the middle of the lower end of the ink box, a limit ring sleeve is sleeved on the outer side of the lower end of the box opening, and a box cover is connected to the outer side of the limit ring sleeve in a threaded mode.

Optionally, the pen cap comprises a fixing protrusion and a first groove, the first groove is formed in the pen cap, the fixing protrusion is evenly arranged at the upper end of the inner side of the first groove, and the pen cap is connected with the pen holder through the fixing protrusion.

Optionally, the connecting assembly comprises a rotating key, a belt, a third gear, a fixed arc-shaped block, a telescopic sleeve block, a limiting circular protrusion and a second rack, the rotating key is arranged on the outer side of the connecting assembly, the rotating key is connected with a first rotating shaft penetrating through the outer wall of the connecting assembly, a connecting shaft connected with the first rotating shaft is arranged in the connecting assembly, worm gears are connected to two ends of the connecting shaft, each worm gear is meshed with a worm, the worm is connected with the connecting assembly through a bearing, a helical gear is connected to the worm, a helical gear is meshed to the helical gear, a first gear is sleeved on the outer side of the helical gear, a first rack is meshed to one side of the first gear, a second gear meshed with the first rack is arranged above the first gear, the second gear is connected with the third gear through the belt, and the fixed arc-shaped block is arranged at, the outer side of the fixed arc-shaped block is sleeved with a telescopic sleeve block in a sliding mode, and a second rack meshed with a third gear is fixedly connected to the lower end of the telescopic sleeve block.

Optionally, be provided with spacing rectangular on coupling assembling's the inner wall, be provided with the spout on the spacing rectangular, sliding connection has the slider with first rack rigid coupling in the spout, fixed arc piece lower extreme is connected with spacing circular arch.

Optionally, a box opening is formed in the middle of the lower end of the ink box, a limit ring sleeve is sleeved on the outer side of the lower end of the box opening, a box cover is connected to the outer side of the limit ring sleeve in a threaded mode, a fixing hole is formed in the box cover, and the first flow guide cotton rod is connected with the ink box through the fixing hole.

The utility model has the advantages that:

1. the utility model discloses be provided with and to dismantle the written subassembly, can dismantle the setting up of written subassembly and make nib and pen-holder can dismantle, can change the nib like this under the condition that does not trade the pen-holder, such pen meeting is portable more, also satisfies the demand of multiple use.

2. The utility model discloses be provided with coupling assembling, coupling assembling's setting makes the ink cartridge can dismantle and place on the pen, and the pen of being convenient for and ink carry together, and the people of being convenient for can change the ink, the repetitious usage of the pen of being convenient for, the utility model discloses well pen not only can be connected on the pen-holder at the ink cartridge and use, circulates the cotton core pipe through the first water conservancy diversion cotton pole of the ink accessible in the ink cartridge, then on the ink in the cotton core pipe circulates the nib through the cotton pole of second water conservancy diversion, can also dismantle the ink cartridge from the pen-holder, dips in the ink cartridge with the pen-head and uses like this, makes things convenient for different crowds' use like this, makes people convenient to use.

3. The utility model discloses the fixed protruding gap connection who sets up on protruding and the pen socket of the ring type that sets up on the well pen-holder makes the better connection of pen-holder and pen socket like this, is convenient for be favorable to protecting the nib, reduces the wearing and tearing of nib.

Drawings

The contents of the drawings and the reference numerals in the drawings are briefly described as follows:

FIG. 1 is a schematic structural view of a detachable pen according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic structural view of the connecting assembly of the detachable pen of the present invention.

In the figure: the pen comprises a pen cap-1, a pen head-2, a detachable pen head assembly-3, a pen holder-4, a connecting assembly-5, an ink box-6, a fixed protrusion-101, a first groove-102, a first movable claw-301, a first movable claw-one support rod-30101, a first movable claw-two support rod-30102, a second movable claw-302, a second movable claw-one support rod-30201, a second movable claw-two support rod-30202, a lifting block-303, a fixed connecting block-304, a limiting block-305, a connecting rod-306, a movable rod-307, a telescopic spring-308, a shifting block-309, a downward shifting block-3010, a shifting groove-401, a fixed block-402, a ring-shaped protrusion-403, a cavity-404, a rotating key-501, a first rotating shaft-502, a worm wheel-503, the device comprises a connecting shaft 504, a worm-505, a helical gear-506, a first gear-507, a first rack-508, a second gear-509, a sliding chute-5010, a belt-5011, a third gear-5012, a fixed arc-shaped block-5013, a telescopic sleeve block-5014, a limit circular bulge-5015, a second rack-5016, a box opening-601, a box cover-602 and a limit ring sleeve-603.

Detailed Description

In the following, through the description of the embodiments, the embodiments of the present invention, such as the shapes and structures of the related components, the mutual positions and connection relationships between the components, the functions and working principles of the components, the manufacturing processes, and the operation and use methods, will be further described in detail to help those skilled in the art to understand the concept and technical solutions of the present invention more completely, accurately and deeply.

A detachable pen comprises a pen cap 1, a pen point 2, a detachable pen point component 3, a pen holder 4, a connecting component 5, an ink box 6, a cotton core tube, a first cotton guide rod and a first cotton guide rod, wherein the pen holder 4 is connected with the connecting component 5, the ink box 6 is detachably connected onto the connecting component 5, a cavity 404 is arranged in the pen holder 4, the detachable pen point component 3 and the cotton core tube are arranged in the cavity 404, the upper end of the cotton core tube is connected with the ink box 6 through the first cotton guide rod, the lower end of the cotton core tube is connected with the first cotton guide rod, the lower end of the pen holder 4 is fixedly connected with a fixed block 402, the detachable pen point component 3 penetrates through the fixed block 402 to be connected with the pen point 2, the pen cap 1 is connected to the lower portion of the pen holder 4 in a clearance mode, a box opening 601 is arranged in the middle position of the lower end of the, spacing ring cover 603 outside threaded connection has lid 602, be provided with the fixed orifices on the lid 602, first water conservancy diversion cotton stalk pass through the fixed orifices with ink cartridge 6 connects, and the cotton stalk of the first water conservancy diversion of ink accessible in the ink cartridge 6 circulates to the cotton core pipe, then on ink in the cotton core pipe circulates nib 2 through first water conservancy diversion cotton stalk, the people of being convenient for write the drawing through the ink on nib 2, coupling assembling 5 can dismantle with ink cartridge 6 and be connected, the change of the ink cartridge 6 of being convenient for can dismantle nib subassembly 3 and be convenient for the change of nib 2, make the utility model discloses an ink cartridge 6 and nib 2 can be dismantled from the self of pen and get off, facilitate the use.

In order to facilitate the detachment of the pen point 2 and the pen holder 4, the pen point 2 can be replaced without replacing the pen holder 4, the pen can be carried conveniently and can also meet the requirements of various uses, the detachable pen point component 3 comprises a first movable claw 301, a first movable claw-pole 30101, a first movable claw-pole 30102, a second movable claw 302, a second movable claw-pole 30201, a second movable claw-pole 30202, a lifting block 303, a fixed connecting block 304, a limiting block 305, a connecting rod 306, a movable rod 307, a telescopic spring 308, a shifting block 309 and a downward moving block 3010, the middle position of the lower end of the fixed block 402 is fixedly connected with the fixed connecting block 304, a lifting block 303 is arranged below the fixed connecting block 304, the left ends of the fixed connecting block 304 and the lifting block 303 are both hinged with a first movable claw 301, the right ends of the fixed connecting block 304 and the lifting block 303 are both hinged with a second movable claw 302, the pen point 2 is connected between the first movable claw 301 and the second movable, the first movable claw 301 comprises a first movable claw-first supporting rod 30101 and a first movable claw-second supporting rod 30102, the first movable claw-second supporting rod 30102 is hinged with a fixed connecting block 304, the first movable claw-first supporting rod 30101 is hinged with a lifting block 303, the second movable claw 302 comprises a second movable claw-first supporting rod 30201 and a second movable claw-second supporting rod 30202, the second movable claw-first supporting rod 30201 is hinged with a lifting block 303, the second movable claw-second supporting rod 30202 is hinged with the fixed connecting block 304, a movable rod 307 penetrating through the fixed block 402 and the fixed connecting block 304 is connected to the middle position of the lifting block 303, a limiting block 305 is arranged at the middle part of the movable rod 307, a telescopic spring 308 is sleeved outside the limiting block 305, the upper end of the telescopic spring 308 is connected with a connecting rod 306 connected with the upper end of the movable rod 307, the connecting rod 306 is connected with a downward moving block 3010, the downward moving block 3010 is connected with a shifting block 309, the lower end of the telescopic spring 308 is fixedly connected with the fixed connecting, the poking block 309 is poked downwards in the poking groove 401, the downward moving block 3010 connected with the poking block 309 descends at the same time, the movable rod 307 descends, the lifting block 303 connected with the lower end of the movable rod 307 descends, the first movable claw-pole 30101 is hinged with the lifting block 303, the second movable claw-pole 30201 is hinged with the lifting block 303, the first movable claw 301 and the second movable claw 302 are opened, the pen head 2 can be replaced at this time, a new pen head 2 is to be replaced, the hand for moving the poking block 309 is released, due to the elasticity of the telescopic spring 308, the upper end of the telescopic spring 308 is connected with the connecting rod 306 connected with the upper end of the movable rod 307, the lower end of the telescopic spring 308 is fixedly connected with the fixed block 402, the telescopic spring 308 releases elastic potential energy, the movable rod 307 moves upwards, meanwhile, the lifting block 303 also moves upwards, the first movable claw 301 and the second movable claw 302 move towards each other, and the pen head 2.

In order to facilitate the better connection of the pen holder 4 and the pen cap 1 and reduce the abrasion of the pen point 2, the pen holder 4 comprises a poking groove 401, a fixed block 402, a ring-shaped protrusion 403 and a cavity 404, the poking groove 401 is arranged on the side surface of the pen holder 4, a poking block 309 is movably arranged in the poking groove 401, a through hole is arranged at the lower side in the poking groove 401, a downward moving block 3010 penetrating through the through hole is connected below the poking block 309, and the ring-shaped protrusion 403 is sleeved on the outer side of the; the pen cap 1 comprises a fixed protrusion 101 and a first groove 102, the first groove 102 is formed in the pen cap 1, the upper end of the inner side of the first groove 102 is evenly provided with the fixed protrusion 101, the pen cap 1 is connected with the pen holder 4 through the fixed protrusion 101 in a clearance mode, the annular protrusion 403 arranged on the pen holder 4 is connected with the fixed protrusion 101 arranged on the pen cap 1 in a clearance mode, the pen holder 4 is connected with the pen cap 1 better, the protection of the pen point 2 is facilitated, and the abrasion of the pen point 2 is reduced.

In order to facilitate the detachable placement of the ink box 6 on the pen, the pen and the ink are carried together, the ink can be replaced by people, and the pen can be used for multiple times, the utility model discloses well pen not only can be connected on the pen holder at the ink box 6 and use, circulate to the cotton core tube through the first water conservancy diversion cotton pole of the ink accessible in the ink box 6, then the ink in the cotton core tube circulates to the nib 2 through the first water conservancy diversion cotton pole, can also dismantle the ink box 6 from the pen holder, dip in the ink box 6 with the nib 2 and use like this, make things convenient for the use of different crowds, make people convenient to use like this, improved work efficiency, the coupling assembling 5 includes the rotating key 501, first pivot 502, worm wheel 503, connecting axle 504, worm 505, helical gear 506, first gear 507, first rack 508, second gear 509, spout 5010, belt 5011, third gear 5012, The connecting component comprises a fixed arc-shaped block 5013, a telescopic sleeve block 5014, a limit circular bulge 5015 and a second gear rack 5016, wherein a rotating key 501 is arranged on the outer side of the connecting component 5, the rotating key 501 is connected with a first rotating shaft 502 penetrating through the outer wall of the connecting component 5, a connecting shaft 504 connected with the first rotating shaft 502 is arranged in the connecting component 5, worm gears 503 are connected with both ends of the connecting shaft 504, each worm gear 503 is meshed with a worm 505, the worm 505 is connected with the connecting component 5 through a bearing, the worm 505 is connected with a helical gear 506, the helical gear 506 is meshed with a helical gear, a first gear 507 is sleeved on the outer side of the helical gear 507, a first gear rack 508 is meshed on one side of the first gear 507, the inner wall of the connecting component 5 is provided with the limit strip, the limit strip is provided with a sliding groove 5010, a sliding block fixedly connected with the first gear rack, the second gear 509 is connected with a third gear 5012 through a belt 5011, the upper end of the connecting component 5 is provided with a fixed arc-shaped block 5013, the outer side of the fixed arc-shaped block 5013 is slidably sleeved with a telescopic sleeve block 5014, the lower end of the telescopic sleeve block 5014 is fixedly connected with a second rack 5016 meshed with the third gear 5012, the lower end of the fixed arc-shaped block 5013 is connected with a limit circular protrusion 5015, when a user wants to use the writing brush, the user can rotate the rotating key 501 to drive the first rotating shaft 502, the worm gears 503 and the connecting shaft 504 to rotate, one side of each worm gear 503 is meshed with a worm 505, the worm gears 503 rotate to drive the worm 505 to rotate, the worm 505 is connected with a helical gear 506, the helical gear 506 is meshed with a helical gear, the outer side of the helical gear is sleeved with a first gear 507, one side of the first gear 507 is meshed with a first rack 508, a second gear 509 meshed with the first rack 508 is arranged above the first gear 507, the, the lower end of the telescopic sleeve 5014 is fixedly connected with a second rack 5016 meshed with a third gear 5012, the worm 505 rotates to rotate the third gear 5012, the third gear 5012 rotates to rotate to make the second rack 5016 slide towards the fixed arc-shaped block 5013, and at this time, the ink cartridge 6 can be taken down from the upper end of the connecting component 5 or the ink cartridge 6 can be replaced, the pen of the utility model can be used by connecting the ink cartridge to a pen holder, ink in the ink cartridge can be circulated to the cotton core tube through the first guide cotton rod, then the ink in the cotton core tube can be circulated to the pen head through the second guide cotton rod, and the ink cartridge can be detached from the pen holder, when the ink cartridge 6 is needed, the ink in the ink cartridge 6 can be used by rotating the box cover 602 on the ink cartridge 6, and the ink in the ink cartridge can be dipped by the pen head, thereby facilitating the use of different people and facilitating the use of different people, the working efficiency is improved.

The utility model discloses the during operation: when the pen point 2 needs to be replaced after being worn or when the pen point 2 with the thickness different from that of the existing pen point 2 needs to be replaced, the poking block 309 is poked downwards in the poking groove 401, the downward moving block 3010 connected with the poking block 309 descends at the same time, the movable rod 307 descends, the lifting block 303 connected with the lower end of the movable rod 307 descends, the first movable claw-pole support 30101 is hinged with the lifting block 303, the second movable claw-pole support 30201 is hinged with the lifting block 303, so that the first movable claw 301 and the second movable claw 302 are opened, at this time, the pen point 2 can be replaced, a new pen point 2 is ready, the hand for moving the poking block 309 is released, due to the elasticity of the telescopic spring 308, the upper end of the telescopic spring 308 is connected with the connecting rod 306 connected with the upper end of the movable rod 307, the lower end of the telescopic spring 308 is fixedly connected with the fixed block 402, the telescopic spring 308 releases elastic potential energy, so that the movable rod, the first movable claw 301 and the second movable claw 302 are moved towards each other, so that the pen point 2 is clamped conveniently; when people want to use the painting brush, the ink in the ink box 6 can flow into the cotton core tube through the first flow guiding cotton rod, then the ink in the cotton core tube flows onto the pen point 2 through the first flow guiding cotton rod, and can directly use the pen point to draw a painting, if people want to change the ink box 6 or want to dip in the ink to write a painting, then the rotation key 501 can be rotated to drive the first rotating shaft 502, the worm wheel 503 and the connecting shaft 504 to rotate, one side of each worm wheel 503 is engaged with the worm 505, the worm wheel 503 rotates to drive the worm 505 to rotate, the worm 505 is connected with the helical gear 506, the helical gear 506 is engaged with the helical gear, the outer side of the helical gear 506 is sleeved with the first gear 507, one side of the first gear 507 is engaged with the first rack 508, the second gear 509 is arranged above the first gear 507 and engaged with the first rack 508, the second gear 509 is connected with the third gear 5012 through the belt 5011, the lower end of the telescopic sleeve 5014 is fixedly connected with the second rack 5016 engaged with the third, thereby worm 505 rotates and makes third gear 5012 rotate, and third gear 5012 rotates and makes second rack 5016 slide toward fixed arc piece 5013, at this moment just can take off ink cartridge 6 or trade ink cartridge 6 from coupling assembling 5 upper end, the utility model discloses well pen not only can be connected on the pen-holder at the ink cartridge and use, circulate to the cotton core pipe through the first water conservancy diversion cotton stalk of ink accessible in the ink cartridge, then the ink in the cotton core pipe circulates to the nib through the second water conservancy diversion cotton stalk, can also dismantle the ink cartridge from the pen-holder, when needing to use ink cartridge 6, the lid 602 on the rotatory ink cartridge 6 just can use the ink in the ink cartridge 6, uses like this with the ink in the pen-head dip in the ink cartridge, makes things convenient for different crowds's use, makes people convenient to use like this, has improved work efficiency.

The above exemplary description of the present invention is provided, and it is obvious that the present invention is not limited by the above manner, as long as the present invention adopts various insubstantial improvements of the method concept and technical solution, or the present invention is directly applied to other occasions without improvement, all within the protection scope of the present invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a can dismantle pen, includes pen-holder (4), its characterized in that: be connected with coupling assembling (5) on pen-holder (4), can dismantle on coupling assembling (5) and be connected with ink cartridge (6), be provided with cavity (404) in pen-holder (4), be provided with in cavity (404) and to dismantle written subassembly (3) and cotton core pipe, cotton core pipe upper end through first cotton pole of water conservancy diversion with ink cartridge (6) are connected, cotton core pipe lower extreme is connected with the cotton pole of second water conservancy diversion, pen-holder (4) lower extreme rigid coupling has fixed block (402), can dismantle written subassembly (3) and run through fixed block (402) and be connected with nib (2), the cotton pole of second water conservancy diversion runs through fixed block (402) and is connected with nib (2), pen-holder (4) below clearance connection has pen socket (1).

2. A detachable pen according to claim 1, characterized in that: can dismantle written subassembly (3) and include first movable claw (301), second movable claw (302) and fixed connection piece (304), fixed block (402) lower extreme intermediate position rigid coupling has fixed connection piece (304), be provided with under fixed connection piece (304) elevator (303), fixed connection piece (304) and elevator (303) left end all articulate there is first movable claw (301), fixed connection piece (304) and elevator (303) right-hand member all articulate there is second movable claw (302), gap connection has nib (2) between first movable claw (301) and the second movable claw (302).

3. A detachable pen according to claim 2, characterized in that: first movable jaw (301) includes first movable jaw one branch (30101) and first movable jaw two branch (30102), first movable jaw two branch (30102) hinge fixed connection piece (304), first movable jaw one branch (30101) hinge elevator (303), second movable jaw (302) include second movable jaw one branch (30201) and second movable jaw two branch (30202), second movable jaw one branch (30201) hinge elevator (303), second movable jaw two branch (30202) hinge fixed connection piece (304).

4. A detachable pen according to claim 3, characterized in that: can dismantle written subassembly (3) including still stopper (305), connecting rod (306), movable rod (307), expanding spring (308), stir piece (309) and move down piece (3010), the intermediate position is connected with movable rod (307) that runs through fixed block (402) and fixed connection piece (304) on lifting block (303), movable rod (307) middle part is provided with stopper (305), stopper (305) cup joint expanding spring (308), expanding spring (308) upper end is connected with connecting rod (306) of being connected with movable rod (307) upper end, be connected with down on connecting rod (306) and move piece (3010), move down and be connected with on piece (3010) and stir piece (309), expanding spring (308) lower extreme rigid coupling fixed block (402).

5. A detachable pen according to claim 1 or 4, characterized in that: penholder (4) are including stirring groove (401), fixed block (402), annular arch (403) and cavity (404), be provided with on penholder (4) side and stir groove (401), stir groove (401) internalization and be provided with and stir moving block (309), stir the interior downside of groove (401) and be provided with the perforation, it moves down piece (3010) to be connected with to run through the perforation under stirring block (309), annular arch (403) have been cup jointed in fixed block (402) outside.

6. A detachable pen according to claim 1 or 4, characterized in that: a box opening (601) is formed in the middle of the lower end of the ink box (6), a limit ring sleeve (603) is sleeved on the outer side of the lower end of the box opening (601), and a box cover (602) is connected to the outer side of the limit ring sleeve (603) in a threaded mode.

7. A detachable pen according to claim 1 or 4, characterized in that: the pen cap (1) comprises a fixing protrusion (101) and a first groove (102), the first groove (102) is formed in the pen cap (1), the fixing protrusion (101) is evenly arranged at the upper end of the inner side of the first groove (102), and the pen cap (1) is connected with the pen holder (4) through the fixing protrusion (101) in a clearance mode.

8. A detachable pen according to claim 5, characterized in that: the connecting assembly (5) comprises a rotating key (501), a belt (5011), a third gear (5012), a fixed arc-shaped block (5013), a telescopic sleeve block (5014), a limiting circular protrusion (5015) and a second rack (5016), wherein the rotating key (501) is arranged on the outer side of the connecting assembly (5), the rotating key (501) is connected with a first rotating shaft (502) penetrating through the outer wall of the connecting assembly (5), a connecting shaft (504) connected with the first rotating shaft (502) is arranged in the connecting assembly (5), worm gears (503) are connected to two ends of the connecting shaft (504), each worm gear (503) is meshed with a worm (505), the worm (505) is connected with the connecting assembly (5) through a bearing, a helical gear (506) is connected to the worm (505), a helical gear (506) is meshed with a helical gear disc, and a first gear (507) is sleeved on the outer side of the helical gear (, first gear (507) one side meshing has first rack (508), first gear (507) top is provided with second gear (509) with first rack (508) meshing, be connected with third gear (5012) through belt (5011) on second gear (509), coupling assembling (5) upper end is provided with fixed arc piece (5013), flexible nest block (5014) has been cup jointed in the slip of fixed arc piece (5013) outside, flexible nest block (5014) lower extreme rigid coupling has second rack (5016) with third gear (5012) meshing.

9. A detachable pen according to claim 8, wherein: be provided with spacing rectangular on the inner wall of coupling assembling (5), be provided with spout (5010) on the spacing rectangular, spout (5010) internal sliding connection have with the slider of first rack (508) rigid coupling, fixed arc piece (5013) lower extreme is connected with spacing circular arch (5015).

10. A detachable pen according to claim 1, characterized in that: a box opening (601) is formed in the middle of the lower end of the ink box (6), a limit ring sleeve (603) is sleeved on the outer side of the lower end of the box opening (601), a box cover (602) is connected to the outer side of the limit ring sleeve (603) in a threaded mode, a fixing hole is formed in the box cover (602), and a first flow guide cotton rod is connected with the ink box (6) through the fixing hole.