阅读说明：本技术 一种具有水墨推动机构的白板笔及其使用方法 (White board pen with ink pushing mechanism and using method thereof ) 是由 高明清 高小莉 于 2020-12-30 设计创作，主要内容包括：本发明涉及白板笔领域,公开了一种具有水墨推动机构的白板笔及其使用方法,通过控制调速按钮,调速按钮通过第二控制线和第二信号接收器启动微电机,微电机的输出端通过联轴器带动输入轴转动,输入轴转动进而使得主动齿轮转动,主动齿轮转动带动相啮合的齿条板,使得齿条板带动挤压板在导向滑槽内向前滑动,进而带动推杆和挤压活塞向前滑动,通过齿条板不断向前滑动,进而使得挤压活塞对储墨海绵进行挤压,从而使得储墨筒内的墨汁通过出墨孔到吸墨笔芯内,防止在使用时出现断墨而造成无法使用,通过第一控制线和第一信号接收器将压力处理信号传导至微电机,使得主动齿轮停止或反向转动,从而防止持续挤压而损坏其内部的推墨结构。(The invention relates to the field of white board pens, and discloses a white board pen with a water and ink pushing mechanism and a use method thereof, wherein a speed regulating button is controlled, the speed regulating button starts a micro motor through a second control line and a second signal receiver, the output end of the micro motor drives an input shaft to rotate through a coupler, the input shaft rotates to further drive a driving gear to rotate, the driving gear rotates to drive a meshed rack plate, the rack plate drives a pressing plate to slide forwards in a guide chute, a push rod and a pressing piston are further driven to slide forwards, the pressing piston continuously slides forwards through the rack plate to further press an ink storage sponge, so that ink in an ink storage cylinder passes through an ink outlet hole to an ink absorption pen core, the ink is prevented from being used due to ink break, and a pressure processing signal is transmitted to the micro motor through a first control line and a first signal receiver, the driving gear stops or reversely rotates, so that the ink pushing structure in the driving gear is prevented from being damaged due to continuous extrusion.)

1. A whiteboard marker with a wash ink pushing mechanism, comprising a housing (1), characterized in that: the ink-jet printing ink cartridge is characterized in that a through hole (2) is formed in one end of the shell (1), a fixing ring (3) is fixedly sleeved in the through hole (2), the outer wall of the fixing ring (3) is attached to the inner wall of the through hole (2), an ink-absorbing pen core (4) is sleeved in the fixing ring (3), two ends of the ink-absorbing pen core (4) are penetrated through the fixing ring (3), two ends of the ink-absorbing pen core (4) extend to the inner side and the outer side of the shell (1) respectively, the inner wall of the shell (1) is fixedly connected with a plurality of supporting connecting rods (5) which are uniformly distributed in a circumferential array, a plurality of supporting connecting rods (5) which are uniformly distributed in a circumferential array are fixedly connected with the same ink-jet cartridge (6) at one end where the supporting connecting rods (5) are close to each other, the ink-jet cartridge (6) and the shell (1) are on the same, the outer wall of the ink storage sponge (7) is attached to the inner wall of the ink injection cylinder (6), a fixed connecting disc (8) is fixedly sleeved in the ink injection cylinder (6), the diameter of the fixed connecting disc (8) is the same as the maximum diameter of the ink storage sponge (7), and a round hole and a plurality of uniformly distributed ink outlet holes (9) are formed in one side of the fixed connecting disc (8); a round groove is formed in one side of the ink storage sponge (7), ink absorption cotton (10) is fixedly sleeved on the ink absorption pen core (4), the ink absorption cotton (10) is located in the ink injection cylinder (6), two ends of the ink absorption cotton (10) penetrate through the round hole and respectively extend to the outside of one side of the round hole and the inside of the round groove, an L-shaped fixing plate (11) is fixedly connected to the inner wall of the shell (1), a base (12) is fixedly connected to the top of the L-shaped fixing plate (11), a micromotor (13) is fixedly connected to the base (12), an output end of the micromotor (13) is fixedly connected with a coupler, and an input shaft (14) is fixedly connected to one end of the coupler; one end of the input shaft (14) is fixedly connected with a driving gear (15), one side of the fixed connecting disc (8) is fixedly connected with a pressure sensor (16), the position of the pressure sensor (16) corresponds to the positions of the ink absorption cotton (10) and the ink storage sponge (7), a pressure conducting wire (17) is fixedly connected onto the pressure sensor (16), the other end of the pressure conducting wire (17) is fixedly connected with a pressure processor (18), and the pressure sensor (16) is electrically connected with the pressure processor (18); one side of the pressure processor (18) is fixedly connected with a first control line (19), the other end of the first control line (19) is fixedly connected with a first signal receiver (20), the first signal receiver (20) is connected with the micro-motor (13), and the first signal receiver (20) is electrically connected with the micro-motor (13) and the pressure processor (18).

2. The whiteboard marker having an ink pushing mechanism according to claim 1, wherein: fixedly connected with backup pad (21) and fixed disk (22) on the inner wall of casing (1), the position of backup pad (21) with the position of fixed disk (22) is corresponding, perforation (23) have been seted up to one side of fixed disk (22), be equipped with stripper plate (24) in perforation (23), the both ends of stripper plate (24) all run through perforation (23) and extend to respectively outside the both sides of perforation (23), the top fixedly connected with rack plate (25) of stripper plate (24), rack plate (25) with driving gear (15) mesh mutually, direction spout (26) have been seted up to the bottom of stripper plate (24).

3. The whiteboard marker having an ink pushing mechanism according to claim 2, wherein: the position of the guide sliding groove (26) is matched with the supporting plate (21), the inner wall of the bottom side of the guide sliding groove (26) is attached to the top side of the supporting plate (21), one end of the extrusion plate (24) is fixedly connected with an extrusion disc (27), one end of the extrusion disc (27) is provided with a wire guide hole (37), one end of the first control wire (19) penetrates through the wire guide hole (37), one side of the extrusion disc (27) is fixedly connected with a push rod (28), one end of the ink injection cylinder (6) is provided with a sliding hole, the other end of the push rod (28) penetrates through the sliding hole and extends into the ink injection cylinder (6), and one end of the push rod (28) extends into the ink injection cylinder (6) is fixedly connected with an extrusion piston (29).

4. A whiteboard marker having an ink pushing mechanism according to claim 3, wherein: one side of extrusion piston (29) with the one side laminating of storing up ink sponge (7) mutually, the outer wall of extrusion piston (29) with the inner wall of annotating ink section of thick bamboo (6) laminates mutually, the outer wall fixedly connected with control panel (30) of casing (1), the top of control panel (30) is equipped with speed governing button (31), one side fixedly connected with second control line (32) of control panel (30), the hole has been seted up to one side of casing (1), the other end of second control line (32) runs through to hole and extend to in casing (1).

5. The whiteboard marker having an ink pushing mechanism according to claim 4, wherein: one end fixedly connected with second signal receiver (33) of second control line (32), second signal receiver (33) with the outer wall fixed connection of micromotor (13), micromotor (13) with second signal receiver (33) and electric connection between control panel (30), annotate ink section of thick bamboo (6) with annotate ink hole (34) all seted up to the outer wall of casing (1), two the position of annotating ink hole (34) is corresponding, two annotate fixed the cover in the ink hole (34) and have connect same notes ink pipe (35), the both ends of annotating ink pipe (35) run through two respectively annotate ink hole (34) and extend to respectively in annotating ink section of thick bamboo (6) and outside casing (1).

6. The whiteboard marker having an ink pushing mechanism according to claim 5, wherein: annotate the black pipe (35) extend to be equipped with the screw thread in the outer one end of casing (1), and the spiro union has rubber bolt (36), the top of rubber bolt (36) extends to annotate outside black pipe (35).

Technical Field

The invention relates to the field of whiteboard pens, in particular to a whiteboard pen with a wash ink pushing mechanism and a using method thereof.

Background

The white board pen is a writing tool on a white board, similar to a chalk of a blackboard, and the white board pen uses ink as ink, can be written on a smooth white board and can be erased by the white board, contains chemical raw materials and has the taste of the chemical raw materials. After the ink is solidified, a layer of adhesive film is formed on the surface, the adhesive film becomes strip-shaped or block-shaped particles after being wiped, no stain is left on the board or the eraser, and the effect of the adhesive film can be tested by wiping with fingers instead of the eraser during field test. When writing intermittent type, can need not put in the pen socket, never dry the head, it is smooth to write equally, still can write smooth not cover pen socket and let the nib expose completely in the air after being in leading horizontal nib dipping in water in with the trade, can write the smoothness once more no matter how long, the whiteboard pen is the teaching, important member in the office supplies, it has very strong challenge power to have for board tradition tool chalk, in the extensive of whiteboard pen usage, the smoothness of writing, the convenience of use, dustless erasable, characteristics such as environmental protection safety, just be fit for the trend of teaching aid and office supplies rapid change, the pen socket is provided with a plurality of writing holes, the writing hole is provided with a plurality of writing

Among the prior art, the most simple structure of common whiteboard pen, the function singleness lacks effectual china ink mechanism that pushes away in the use on the one hand for the whiteboard pen can appear disconnected black condition when using, then makes the whiteboard pen use not smooth, and on the other hand when writing for a long time, lacks stable china ink structure and appears appearing out inhomogeneous phenomenon easily of china ink, thereby influences user's normal writing, consequently, we publicly develop a whiteboard pen that has china ink pushing mechanism and satisfy the demand.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the whiteboard marker with the ink pushing mechanism, which has the advantages of stable ink discharging, ink injection and the like, and solves the problem that the use of the whiteboard marker is influenced due to the lack of an ink pushing structure.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a white board pen with a wash ink pushing mechanism comprises a shell, wherein a through hole is formed in one end of the shell, a fixing ring is fixedly sleeved in the through hole, the outer wall of the fixing ring is attached to the inner wall of the through hole, an ink absorption pen core is fixedly sleeved in the fixing ring, two ends of the ink absorption pen core penetrate through the fixing ring, two ends of the ink absorption pen core respectively extend to the inner side and the outer side of the shell, a plurality of supporting connecting rods which are evenly distributed in a circumferential array are fixedly connected to the inner wall of the shell, one end, close to each other, of each supporting connecting rod is fixedly connected with the same ink injection cylinder, the ink injection cylinders and the shell are on the same axis, ink storage sponges are arranged in the ink injection cylinders, the outer walls of the ink storage sponges are attached to the inner wall of the ink injection cylinders, and fixing connecting discs are sleeved in the ink injection cylinders, the diameter of the fixed connecting disc is the same as the maximum diameter of the ink storage sponge, and a round hole and a plurality of ink outlet holes which are uniformly distributed are formed in one side of the fixed connecting disc.

Preferably, the circular slot has been seted up to one side of storing up the china sponge, the fixed cover has been connect the blotting cotton on the blotting refill, the blotting cotton is located in the notes china cylinder, the both ends of blotting cotton all run through the round hole extends to respectively outside one side of round hole with in the circular slot, fixedly connected with L type fixed plate on the inner wall of casing, the top fixedly connected with base of L type fixed plate, fixedly connected with micromotor on the base, the output fixedly connected with shaft coupling of micromotor, the one end fixedly connected with input shaft of shaft coupling.

Preferably, the one end fixedly connected with driving gear of input shaft, one side fixedly connected with pressure sensor of fixed connection dish, pressure sensor's position with the blotting cotton, store up the position of china ink sponge and correspond, fixedly connected with pressure conduction line on the pressure sensor, the other end fixedly connected with pressure treater of pressure conduction line, pressure sensor with electric connection between the pressure treater.

Preferably, one side fixedly connected with first control line of pressure treater, the other end fixedly connected with first signal receiver of first control line, first signal receiver with the micromotor is connected, first signal receiver with the micromotor reaches electric connection between the pressure treater, fixedly connected with backup pad and fixed disk on the inner wall of casing, the position of backup pad with the position of fixed disk is corresponding.

Preferably, a perforation has been seted up to one side of fixed disk, be equipped with the stripper plate in the perforation, the both ends of stripper plate all run through the perforation extends to respectively outside the fenestrate both sides, the top fixedly connected with rack plate of stripper plate, rack plate with the driving gear meshes mutually, the direction spout has been seted up to the bottom of stripper plate.

Preferably, the position of the guide sliding groove is matched with the supporting plate, the inner wall of the bottom side of the guide sliding groove is attached to the top side of the supporting plate, one end of the extrusion plate is fixedly connected with an extrusion disc, one end of the extrusion disc is provided with a wire guide hole, one end of the first control wire penetrates through the wire guide hole, one side of the extrusion disc is fixedly connected with a push rod, one end of the ink injection cylinder is provided with a sliding hole, the other end of the push rod penetrates through the sliding hole and extends into the ink injection cylinder, and one end of the push rod extending into the ink injection cylinder is fixedly connected with an extrusion piston.

Preferably, one side of extrusion piston with the one side laminating of storing up the china sponge, the outer wall of extrusion piston with the inner wall laminating of annotating the china barrel, the outer wall fixedly connected with control panel of casing, the top of control panel is equipped with speed governing button, one side fixedly connected with second control line of control panel, the hole has been seted up to one side of casing, the other end of second control line runs through to the hole and extend to in the casing.

Preferably, one end of the second control line is fixedly connected with a second signal receiver, the second signal receiver is fixedly connected with the outer wall of the micromotor, the micromotor is electrically connected with the second signal receiver and the control panel, ink injection holes are formed in the outer walls of the ink injection barrel and the shell, the positions of the two ink injection holes correspond to each other, one ink injection pipe is fixedly sleeved in the two ink injection holes, and two ends of the ink injection pipe penetrate through the two ink injection holes and extend into the ink injection barrel and out of the shell respectively.

Preferably, the ink injection pipe extends to one end outside the shell, is internally provided with threads and is in threaded connection with a rubber bolt, and the top end of the rubber bolt extends to the outside of the ink injection pipe.

(III) advantageous effects

Compared with the prior art, the invention provides a whiteboard pen with a water and ink pushing mechanism, which has the following beneficial effects:

1. this whiteboard pen with china ink pushing mechanism through the setting that the initiative gear meshes with the rack board and drives catch bar and extrusion piston forward sliding, has realized the function that whiteboard board device pushed the china ink steadily to appear out the china ink inhomogeneous phenomenon that influences the use when preventing to write.

2. Set up pressure sensor before the storage ink sponge, pressure sensor passes to the pressure treater in with the signal through the pressure conduction line, and then passes to the little built-in with the signal through first control line and first signal receiver for the driving gear stall, thereby prevent to continue the extrusion and damage inside ink pushing structure.

3. This whiteboard pen with china ink pushing mechanism under backup pad, direction spout, extrusion disc and fenestrate guide effect for push away black structure and can stably push away black, thereby make chinese ink stabilize out black, and then help the blotting refill to carry out the blotting use.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a first perspective cross-sectional structure of the present invention;

FIG. 3 is a schematic perspective view of a second perspective view of the present invention;

FIG. 4 is a schematic sectional view of the shell of the present invention;

FIG. 5 is a schematic perspective view of an ink pushing structure according to the present invention;

FIG. 6 is a schematic perspective view of a micro-motor according to the present invention;

FIG. 7 is a partially enlarged perspective view of FIG. 3 according to the present invention;

FIG. 8 is a perspective view of the support plate and the extrusion disk of the present invention;

FIG. 9 is a schematic cross-sectional view of an ink cartridge according to the present invention;

FIG. 10 is a schematic view of an alternate perspective cutaway view of the ink cartridge of the present invention;

FIG. 11 is a schematic perspective view of a pressure control circuit according to the present invention;

fig. 12 is a schematic perspective view of the rubber bolt of the present invention.

In the figure: 1. a housing; 2. a through hole; 3. a stationary ring; 4. ink-absorbing pen cores; 5. a support link; 6. an ink injection cylinder; 7. an ink storage sponge; 8. fixing the connecting disc; 9. an ink outlet; 10. blotting cotton; 11. an L-shaped fixing plate; 12. a base; 13. a micro-motor; 14. an input shaft; 15. a driving gear; 16. a pressure sensor; 17. a pressure conducting wire; 18. a pressure processor; 19. a first control line; 20. a first signal receiver; 21. a support plate; 22. fixing the disc; 23. perforating; 24. a pressing plate; 25. a rack plate; 26. a guide chute; 27. an extrusion disc; 28. a push rod; 29. a squeeze piston; 30. a control panel; 31. a speed regulating button; 32. a second control line; 33. a second signal receiver; 34. an ink injection hole; 35. an ink injection tube; 36. a rubber bolt; 37. a wire guide hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As described in the background of the invention, the prior art is not sufficient, and in order to solve the above technical problems, the present application proposes a whiteboard pen having an ink pushing mechanism.

In a typical embodiment of the present application, as shown in fig. 1 to 12, a white board marker with an ink pushing mechanism comprises a casing 1, a through hole 2 is formed at one end of the casing 1, a fixing ring 3 is fixedly sleeved in the through hole 2, the outer wall of the fixing ring 3 is attached to the inner wall of the through hole 2, an ink absorption pen core 4 is fixedly sleeved in the fixing ring 3, both ends of the ink absorption pen core 4 penetrate through the fixing ring 3, both ends of the ink absorption pen core 4 respectively extend to the inner side and the outer side of the casing 1, the inner wall of the casing 1 is fixedly connected with a plurality of supporting connecting rods 5 which are uniformly distributed in a circumferential array, one end of each supporting connecting rod 5 which is uniformly distributed in the circumferential array is fixedly connected with the same ink injection cylinder 6, the ink injection cylinder 6 and the casing 1 are on the same axis, an ink storage sponge 7 is arranged in the ink injection cylinder 6, the outer wall of the ink storage sponge 7 is attached to the inner wall of the, the ink injection cylinder 6 is fixedly sleeved with a fixed connecting disc 8, the diameter of the fixed connecting disc 8 is the same as the maximum diameter of the ink storage sponge 7, and one side of the fixed connecting disc 8 is provided with a round hole and a plurality of uniformly distributed ink outlet holes 9.

Further, in the above scheme, the round slot has been seted up to one side of storing up ink sponge 7, it has the blotting cotton 10 to fix the cover on the blotting refill 4, blotting cotton 10 is located annotate the china ink section of thick bamboo 6, the round hole is all run through and extend to the round hole outside one side and in the round slot respectively at the both ends of blotting cotton 10, fixedly connected with L type fixed plate 11 on the inner wall of casing 1, the top fixedly connected with base 12 of L type fixed plate 11, fixedly connected with micromotor 13 on the base 12, the output fixedly connected with shaft coupling of micromotor 13, the one end fixedly connected with input shaft 14 of shaft coupling, through the setting of L type fixed plate 11, be convenient for fix micromotor 13.

Further, in the above solution, one end of the input shaft 14 is fixedly connected with a driving gear 15, one side of the fixed connection disc 8 is fixedly connected with a pressure sensor 16, the position of the pressure sensor 16 corresponds to the positions of the ink absorption cotton 10 and the ink storage sponge 7, a pressure conducting wire 17 is fixedly connected to the pressure sensor 16, the other end of the pressure conducting wire 17 is fixedly connected with a pressure processor 18, the pressure sensor 16 is electrically connected with the pressure processor 18, and the pressure conducting wire 17 and the pressure sensor 16 are arranged to facilitate the transmission of a pressure signal continuously received by the ink storage sponge 7 into the pressure processor 18.

Further, in the above scheme, one side of the pressure processor 18 is fixedly connected with a first control line 19, the other end of the first control line 19 is fixedly connected with a first signal receiver 20, the first signal receiver 20 is connected with the micro-motor 13, the first signal receiver 20 is electrically connected with the micro-motor 13 and the pressure processor 18, the inner wall of the housing 1 is fixedly connected with a supporting plate 21 and a fixed plate 22, the position of the supporting plate 21 corresponds to the position of the fixed plate 22, and the pressure processor 18 is convenient to transmit the driving signal to the micro-motor 13 through the arrangement of the first control line 19 and the first signal receiver 20.

Further, in the above scheme, perforation 23 has been seted up to one side of fixed disk 22, be equipped with stripper plate 24 in the perforation 23, the both ends of stripper plate 24 all run through perforation 23 and extend to outside perforation 23's both sides respectively, the top fixedly connected with rack plate 25 of stripper plate 24, rack plate 25 meshes with driving gear 15 mutually, direction spout 26 has been seted up to stripper plate 24's bottom, through direction spout 26, rack plate 25 and driving gear 15 mesh's setting mutually for micromotor 13 indirectly drives stripper plate 24 and slides.

Further, in the above scheme, the position of guide chute 26 and support plate 21 looks adaptation, the bottom side inner wall of guide chute 26 and the top side of support plate 21 are laminated mutually, the one end fixedly connected with extrusion dish 27 of stripper plate 24, wire guide 37 has been seted up to the one end of extrusion dish 27, wire guide 37 is run through to the one end of first control line 19, one side fixedly connected with push rod 28 of extrusion dish 27, the slide opening has been seted up to the one end of annotating ink tube 6, the other end of push rod 28 runs through the slide opening and extends to annotate in the ink tube 6, the one end fixedly connected with extrusion piston 29 that push rod 28 extends to annotate in the ink tube 6, slide forward through stripper plate 24, thereby can drive push rod 28 and extrusion piston 29 and slide forward, then extrude out black to storing up the china ink sponge 7.

Further, in the above scheme, one side of the extrusion piston 29 is attached to one side of the ink storage sponge 7, the outer wall of the extrusion piston 29 is attached to the inner wall of the ink injection cylinder 6, the outer wall of the housing 1 is fixedly connected with the control plate 30, the top of the control plate 30 is provided with the speed regulation button 31, one side of the control plate 30 is fixedly connected with the second control wire 32, a hole is formed in one side of the housing 1, the other end of the second control wire 32 penetrates through the hole and extends into the housing 1, and the rotation speed and the rotation direction of the micro-motor 13 can be controlled through the arrangement of the speed regulation button 31, the second control wire 32 and the second signal receiver 33.

Further, in the above scheme, one end of the second control line 32 is fixedly connected with a second signal receiver 33, the second signal receiver 33 is fixedly connected with the outer wall of the micro-motor 13, the micro-motor 13 is electrically connected with the second signal receiver 33 and the control board 30, ink injection holes 34 are formed in the outer walls of the ink injection cylinder 6 and the shell 1, the positions of the two ink injection holes 34 are corresponding, the same ink injection tube 35 is fixedly sleeved in the two ink injection holes 34, two ends of the ink injection tube 35 penetrate through the two ink injection holes 34 respectively and extend into the ink injection cylinder 6 and out of the shell 1 respectively, and through the arrangement of the ink injection holes 34 and the ink injection tube 35, ink can be injected into the ink injection cylinder 6 conveniently for multiple use.

Further, in the above scheme, a thread is arranged in one end of the ink injection tube 35 extending out of the housing 1, and the rubber bolt 36 is screwed in the end, the top end of the rubber bolt 36 extends out of the ink injection tube 35, through the arrangement of the rubber bolt 36, ink can be conveniently injected into the ink injection cylinder 6 through the ink injection tube 35, and meanwhile, the ink injection tube 35 is conveniently sealed.

When the ink filling device is used, the speed regulating button 31 is controlled, the speed regulating button 31 starts the micro motor 13 through the second control line 32 and the second signal receiver 33, the output end of the micro motor 13 drives the input shaft 14 to rotate through the coupler, the input shaft 14 rotates to further enable the driving gear 15 to rotate, the driving gear 15 rotates to drive the meshed rack plate 25, the rack plate 25 drives the extrusion plate 24 to slide forwards in the guide sliding groove 26, the push rod 28 and the extrusion piston 29 are further driven to slide forwards, the extrusion piston 29 continuously slides forwards through the rack plate 25, further the extrusion piston 29 extrudes the ink storage sponge 7, further ink in the ink filling cylinder 6 passes through the ink outlet hole 9 to the ink absorption pen core 4, and the situation that ink is broken when the ink filling device is used is prevented from causing incapability of use.

The function of stably pushing ink of the whiteboard device is realized by the arrangement that the driving gear 15 is meshed with the rack plate 25 and drives the push rod 28 and the extrusion piston 29 to slide forwards, so that the phenomenon that the ink is not uniformly discharged to influence the use during writing is prevented.

When the driving gear 15 rotates continuously to drive the rack plate 25, the rack plate 25 slides forwards continuously, so that the extruding piston 29 extrudes the ink storage sponge 7 forwards, the ink storage sponge 7 extrudes the pressure sensor 16 forwards, the pressure sensor 16 transmits a signal into the pressure processor 18 through the pressure transmission wire 17, and then transmits the signal into the micro motor 13 through the first control wire 19 and the first signal receiver 20, so that the driving gear 15 stops rotating, and the continuous extrusion is prevented from damaging the ink pushing structure inside the micro motor.

The rubber bolt 36 is rotated reversely, the ink is taken out of the ink injection tube 35, ink is injected into the ink injection cylinder 6 through the ink injection tube 35, the rubber bolt 36 is rotated again to seal the ink injection tube 35, and therefore ink is injected conveniently.

Under the guide effect through backup pad 21, direction spout 26, extrusion disc 27 and perforation 23 for push away black structure and can stably push away black, thereby make the chinese ink stabilize out black, and then help the blotting refill 4 to carry out the blotting use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.