CN2325210Y - Ink supply apparatus of ink reservoir for ink-jet printer - Google Patents

Abstract

The utility model relates to an ink supply apparatus for an ink reservoir of an ink-jet printer. Mainly the ink reservoir of the ink-jet printer is provided with a rubber piece which is pasted on the plane of a bending coiling passage. The inside face of the rubber piece is provided with back adhesive. The rubber piece is provided with an ink injecting hole corresponding to the position of an air hole of the bending coiling passage. The outside of the ink injecting hole is arranged as a cylindrical hole, and the inside is arranged as a conical hole. When the utility model is used for injecting ink, the ink injecting hole of the rubber piece pasted on the ink reservoir aims to a bottle opening of an ink bottle and is sheathed with a seal for combination. Thus, the ink in the ink bottle is injected into a containing chamber of the ink reservoir by extrusion. When the ink bottle is released, air in the containing chamber of the ink reservoir can be sucked back into the ink bottle. The ink injecting operation is convenient and fast, and no ink leakage situation can occur.

Description

The ink replenishing device of ink-jet printer cartridge

The utility model relates to a kind of print cartridge of ink-jet printer, and a kind of device that provides ink-jet printer cartridge to have simple and easy additional ink is provided especially.

Traditional ink-jet printer by print cartridge supply ink, is sprayed onto the control of ink via nozzle on the printer paper, when the ink in this print cartridge uses, directly changes print cartridge, can continue to print; By the print cartridge of former factory supply, because of price is quite high, printing person's financial burden is quite big in a large number.

Present ink-jet printer cartridge can be equipped with balance air bag in the inside of print cartridge room usually, or with sponge absorption ink, regular supply ink when printer prints is provided; The print cartridge that former factory provides when ink is filled, cooperates the automated production operation, and print cartridge room inside all can reach pressure balance, does not have the ink leak situation during printing.

Replenish ink now, when this print cartridge room inside is provided with balance air bag, can use adhesive tape in advance, the air-vent that deflects passage of print cartridge base plane is touched toward empty cartridge, prevent the ink that injects thus path spill; In addition an adhesive tape is pasted in the position of air bag air admission hole above print cartridge, prevents that air bag is compressed and loses the pressure balance effect; With the ball pressurization of a sharp object, ball is pushed away seat surface again, form an ink filling port towards the sealing of print cartridge top; Draw an amount of ink with injection tube, the ink filling port through the print cartridge top slowly injects, till filling with; Seal the ink filling port of print cartridge top with a plug, tear the adhesive tape of air bag air admission hole position, print cartridge top and the adhesive tape of print cartridge base plane again; Often when tearing the adhesive tape of print cartridge base plane off, can produce the ink leak situation at port that deflects passage or nozzle location, its reason is that print cartridge room pressure inside can't obtain balance, after having annotated China ink, the ink that has only slowly wiping to overflow is till print cartridge can not ink leak.

The present ink fill method that uses, a kind of is that print cartridge is seated in the refilling box of a special use, the sealing gasket that refilling box bottom is provided with can be sealed the access port that deflects of print cartridge base plane; When covering the loam cake of refilling box, the ball of print cartridge top sealing can be pushed away seat surface, and form an ink filling port; The intubate that is stretched in the ink filling port by the refilling box cover combines with the refilling tube, carries out the refilling operation; Take off the refilling box cover, an air pump is inserted in the position that is positioned at the air bag air admission hole, pushes air pump on the other hand, and another hand is sealed ink filling port with plug simultaneously, by the air pressure in the air pump help balance print cartridge.

The fill method of the another kind of empty cartridge ink that uses now, be when being provided with sponge in room inside, in the time of in ink injects the print cartridge room, can be subjected to stopping of sponge, ink directly can't be filled with print cartridge, only can finish the refilling operation in the mode of slowly infiltration, this operation very easily produces pollution load of overflow at the ink filling port place.

Above-mentioned print cartridge produces for preventing ink leak and contamination, can install an entry needle additional at the front end of ink tube, inserts the bosom that print cartridge adsorbs sponge by injection needle, ink is injected the depths of print cartridge room; But when ink injected the print cartridge room, the former ink that is adsorbed on the sponge can produce the bubble of rising, was difficult for print cartridge is filled with; Refilling is too fast, has the ink overflow phenomena again.

The purpose of this utility model provides a kind ofly not only can prevent the ink leak situation, but also can make things convenient for the ink replenishing device that replenishes the ink-jet printer cartridge of ink simply.

The utility model is achieved in that it mainly is mainly is the print cartridge that uses at ink-jet printer at it, but is positioned at the plane that print cartridge ink supply water injects, and is provided with the sheet rubber of a pouring ink hole at least, it is characterized in that:

This has the sheet rubber of stickup effect, the side is provided with gum within it, before sheet rubber is not pasted, the outer rim of this gum is provided with on the plate of this sheet rubber of paper shape film that shields, at least be provided with a pouring ink hole, this pouring ink hole comprises mixed lateral column hole and inboard aperture two parts, and the diameter in the mixed lateral column hole of this pouring ink hole is to be equal to or slightly less than the diameter setting of ink bottle bottleneck end, the openend of the inboard aperture of this pouring ink hole is with the diameter setting greater than the print cartridge air-vent; Tear the gum of sheet rubber medial surface off, this sheet rubber pouring ink hole is pasted towards the outer rim plane of print cartridge air-vent in the mode of macropore alignment apertures; The medial surface of this sheet rubber is coated on the outer rim plane of black casket air-vent with the gum of ring-type, the through-out pathway that the bottleneck socket of the pouring ink hole of this sheet rubber and ink bottle forms; Ink in this ink bottle injects the print cartridge room via extrusion, when ink bottle is loosed one's grip, in the sucked back ink bottle of air meeting in the print cartridge room, between this print cartridge room and ink bottle, as the cross-ventilation path, the refilling operation does not have the phenomenon of ink leak via the pouring ink hole of sheet rubber.

Wherein this is located at the gum of sheet rubber medial surface pouring ink hole position, is pasted on the port periphery of pouring ink hole inboard with ring-type glue face, is pasted on when this sheet rubber on the plane of print cartridge, and is multiple in the outer rim plane of print cartridge air-vent with the glue bread of ring-type.

Wherein this is located at sheet rubber this is located in the pouring ink hole of sheet rubber, and the inboard aperture adjacent with back-adhesive surface is from the inner edge in another newel post hole of pouring ink hole, extends to port surface with bellmouth; The diameter dimension of this bellmouth port is greater than the diameter dimension of print cartridge air-vent.

When wherein the pouring ink hole of this this print cartridge of print cartridge outside is provided with prominent the ring, the inboard aperture size adjacent in the pouring ink hole of this sheet rubber with back-adhesive surface, should with the ring-type gum of medial surface, be pasted on the outer rim plane of the prominent ring of pouring ink hole below to be slightly larger than prominent ring height and the setting of ring edge size.

The print cartridge ink replenishing device that the utility model provides, its principal character is to utilize a sheet rubber that is provided with pouring ink hole, gum with medial surface is pasted towards print cartridge air-vent direction, the pouring ink hole of this sheet rubber communicates with device box air-vent, all cause gums of this print cartridge air-vent are sealed and are sealed, the bottleneck socket of the pouring ink hole of this sheet rubber and ink bottle can be injected ink the print cartridge room.

Accidental quality of the present utility model is the sheet rubber that is pasted on the print cartridge air-vent, this sheet rubber utilizes the medial surface adhesion of gum and print cartridge air-vent to form a sealing surface, the pouring ink hole outer rim of this sheet rubber is provided with the post hole, inner edge is with the bellmouth setting, taper bottleneck socket driving fit with ink bottle, ink bottle injects ink in the room of print cartridge through extrusion, and the refilling operation does not have the ink leak situation.

Another feature of the present utility model is at the sheet rubber that is pasted on the print cartridge air-vent, the through-out pathway that forms with the taper bottleneck socket of ink bottle, ink in this ink bottle injects the print cartridge room via extrusion, when ink bottle is loosed one's grip, in the sucked back ink bottle of air meeting of print cartridge room inside, by the cross-ventilation effect of print cartridge inside, can apace the ink of ink bottle be injected the room of print cartridge.

Another feature of the present utility model is that this sheet rubber that is pasted on the print cartridge air-vent is provided with a pouring ink hole at least, the outer rim of this pouring ink hole is with cylindric setting, inner edge is with the setting of awl column, the bigger openend of this sheet rubber utilization awl column, for sheet rubber when being pasted on the air-vent of print cartridge, apace the pouring ink hole of sheet rubber is aimed at and is pasted on the print cartridge air-vent outer rim and on.

A feature more of the present utility model is that this ink-cases of printers room device is when having sponge, the taper bottleneck socket of the black hole of this sheet rubber and ink bottle, the extruded ink water bottle, the ink of ink bottle is injected the room of print cartridge, when loosing one's grip, ink bottle can produce negative pressure, the air that air in the sucking-off room, especially folder invest in the sponge can be sucked out, and the ink filling operation does not have the ink leak situation.

Fig. 1 is the sectional axonometric drawing of the present print cartridge that uses, and shows the structure of print cartridge inside;

Fig. 2 is the profile of the present print cartridge that uses, and shows the structure of print cartridge inside;

Fig. 3 is an outside drawing of the present utility model, shows the relation between sheet rubber and print cartridge base plane;

Fig. 4 is an outside drawing of the present utility model, shows that sheet rubber is pasted on the print cartridge base plane;

Fig. 5 is a profile of the present utility model, shows the stickup of sheet rubber and print cartridge;

Fig. 6 is a profile of the present utility model, shows ink bottle and sheet rubber socket;

Fig. 7 is a profile of the present utility model, shows that print cartridge is towards ink bottle direction socket situation;

Fig. 8 is a stereogram of the present utility model, and the demonstration print cartridge is filled with the ink situation;

Fig. 9 is a profile of the present utility model, and the demonstration print cartridge is filled with the ink situation;

Figure 10 is a stereogram of the present utility model, shows empty ink bottle socket situation;

Figure 11 is the exploded view of sheet rubber of the present utility model and print cartridge;

Figure 12 is the exploded view of sheet rubber of the present utility model and print cartridge;

Figure 13 is the exploded view of sheet rubber of the present utility model and print cartridge;

Figure 14 is the exploded view of sheet rubber of the present utility model and print cartridge;

Figure 15 is the exploded view of sheet rubber of the present utility model and print cartridge;

Figure 16 is a partial section view of the present utility model, shows the structure of the 16-16 hatching line position of Figure 15.

See also the structure of ink-jet printer cartridge 11 (51626A) of the commercially available HP of Hewlett-Packard of Fig. 1-shown in Figure 3, at print cartridge 11 not during filling ink, need to understand earlier the structure of print cartridge 11, the inside that this print cartridge 11 is positioned at housing 14 is provided with the air bag 17 and the compressing tablet 18 of symmetry, the central authorities of this air bag 17 and compressing tablet 18 link into an integrated entity with cylinder 15 via a gripper shoe 30, and the circular hole with print cartridge 11 housings 14 then becomes one again; The central authorities of this cylinder 15 are provided with an air admission hole 21, can enter air bag 17 via path 16 for air, and this compressing tablet 18 is made with sheet metal, has the variation that suitable strength is regulated air bag 17; The inboard, top of this housing 14 is provided with a filler opening 19, and this filler opening 19 is spaces that ink supply water is filled to print cartridge 11 rooms 12, when this room 12 is filled with ink, with plastic cement ball 20 filler opening 19 is sealed separating atmospheric pressure; The base plane 22 of this print cartridge 11 is provided with one and deflects groove 23, and this end that deflects groove 23 is provided with post hole 28, is equipped with one in this post hole 28 and regulates ball 24, remains with a micro-path 29 between the wall in this adjusting ball 24 and post hole 28; This outer rim that deflects groove 23 then forms one with film 26 and deflects passage 27, is positioned at the outer end that deflects passage 27 and is provided with an air-vent 25 and communicates with atmosphere; The ink of these print cartridge 11 rooms 12 inside, via print cartridge 11 base plane 22 deflect passage 27 and air bag 17 comes balance room 12 pressure inside, make the ink can be from nozzle 13 ink leaks of print cartridge 11.

Be provided with the print cartridge 11 of air bag 17, when the ink in these print cartridge 11 rooms 12 replenishes, push away seat surface as the plastic cement ball 20 of housing 14 tops being sealed filler opening 19, when ink injects the room 12 of print cartridge 11, the air bag of being located in the room 12 17 can be flat by pressurized, and the ink in the room 12 can spill via the passage 27 that deflects of print cartridge 11 base plane 22 simultaneously; This has the room 12 of balanced action, operate according to the use step that present ink is filled, the plastic cement ball 20 of housing 14 tops being sealed filler opening 19 pushes away seat surface, when this room 12 is filled with ink, general user can't overcome the ink leak that deflects passage 27 and nozzle 13 places of print cartridge 11 base plane 22, has only at leisure the eradicator that will spill till do not leak.

See also Fig. 3-Fig. 5, the utility model is a kind of ink replenishing device of ink-jet printer cartridge, be under print cartridge 11 outward appearances are not made the situation of any destruction, not carry out ink replenishing, this supplementary device is flat in print cartridge 11 air-vents 25 bottoms by a Pasting and sheet rubbers 31 22, utilize the pouring ink hole 32 on the sheet rubber 31 to communicate with the air-vent 25 of print cartridge 11, pouring ink hole 32 inner edges of this sheet rubber 31 are with the ring edge cladding of gum 35 with print cartridge 11 air-vents 25, form a seal bond face, the pouring ink hole 32 of this sheet rubber 31 and bottleneck 39 sockets of ink bottle 38 can inject ink the room 12 of print cartridge 11.

The sheet rubber 31 that this has the stickup effect is to cooperate the shape on print cartridge 11 air-vents 25 outer rim planes 22 to be provided with, and when being pasted on print cartridge 11 air-vents 25 outer rim planes for sheet rubber 31, is easy to the pouring ink hole 32 of this sheet rubber 31 is aimed at the air-vent 25 of print cartridge 11; The medial surface 33 of this sheet rubber 31 is provided with gum 35, before paste at sheet rubber 31 ends, and the outer cause one paper shape film protection of this gum 35; On the plate of this sheet rubber 31, at least be provided with a pouring ink hole 32, this pouring ink hole 32 includes mixed lateral column hole 36 and inboard part such as bellmouth 37 grades, the diameter in this mixed lateral column hole 36 is to be equal to or slightly less than the diameter setting of ink bottle 38 bottleneck ends 40, during with 40 sockets of ink bottle 38 bottleneck ends, form the anchor ring that is tightly connected; The openend of the inboard bellmouth 37 of this pouring ink hole 32, then with diameter setting greater than print cartridge 11 air-vents 25, at the pouring ink hole 32 of sheet rubber 31 when print cartridge 11 air-vents 25 directions are pasted, in the mode of macropore alignment apertures, make the bellmouth 37 of sheet rubber 31 pouring ink holes 32 aim at the air-vent 25 of print cartridge 11 at an easy rate.

The print cartridge 11 that need replenish ink takes out from printer, tear the gum 35 of sheet rubber 31 medial surfaces 33 off, adjust the direction of sheet rubber 31 pouring ink holes 32, paste towards print cartridge 11 base plane 22, sheet rubber 31 is sticked on the plane 22 of print cartridge 11 air-vents 25, this sheet rubber 31 utilizes the ring edge cladding of the gum 35 of medial surface 33 with print cartridge 11 air-vents 25, and during the refilling operation, ink can not produce seepage by bonding plane.

When this sheet rubber 31 sticks on print cartridge 11 air-vents 25 outer rim planes, the bellmouth 37 of being located at sheet rubber 31 pouring ink holes 32 inboards should be greater than the size of print cartridge 11 air-vents 25, the outer rim shape and the size of this sheet rubber 31, then approach the shape and the size of base plane 22, when sheet rubber 31 is pasted, can easily the pouring ink hole 32 of sheet rubber 31 be aimed at the air-vent 25 of print cartridge 11.

See also Fig. 5-Fig. 7, this is pasted with the print cartridge 11 of sheet rubber 31, and the pouring ink hole 32 of sheet rubber 31 towards the below, is aimed at the bottleneck end 40 of ink bottle 38 with post hole 36 ends in pouring ink hole 32 outsides, and firmly put; These ink bottle 38 taper bottlenecks 39 import the space of sheet rubber 31 pouring ink holes 32, with the post hole 36 sealing fits in pouring ink hole 32 outsides; Please consult Fig. 8, Fig. 9 again, with print cartridge 11 and ink bottle 38 handstand, the body of extrusion ink bottle 38 of socket, the ink pressurized injects the room 12 of empty cartridge 11, when ink bottle 38 is loosed one's grip, in the sucked back ink bottle 38 of print cartridge 11 rooms 12 inner airs meeting, till ink has been annotated.

The quantity of ink that these print cartridge 11 rooms 12 hold, the maximum saturation that it is arranged, the quantity of ink that this ink bottle 38 holds, need be equal to or slightly less than the saturation of print cartridge 11 inks, when the ink in ink bottle 38 was filled with the room 12 of print cartridge 11, the air in these print cartridge 11 rooms 12 was replaced by ink, and the pressure that this ink forms in room 12 can be slightly larger than the pressure of original air, the air bag 17 that is placed in print cartridge 11 rooms 12 can be compressed, and has influence on the pressure balance in the room 12; If these print cartridge 11 rooms 12 pressure inside are not got rid of, this ink will be by deflecting passage 27 and nozzle 13 spills.

Be balance print cartridge 11 rooms 12 pressure inside, as shown in figure 10, take off empty ink bottle 38, extrude the air in the sky ink bottle, sheet rubber 31 pouring ink holes 32 sockets of pasting with print cartridge 11 once more, loose one's grip and draw the air of print cartridge 11 inside, the pressure in this print cartridge 11 becomes negative pressure, and the air bag 1 in this room 12 is influenced by negative pressure and expands; Take off empty ink bottle, the negative pressure of print cartridge 11 sucks an amount of air, balance print cartridge room pressure inside by the air-vent 25 that deflects passage 27; When this print cartridge 11 enters room 12 from the airborne air of air-vent 25 resorptions that deflects passage 27, be attached to the ink that deflects in the passage 27 in the time of can be with refilling and suck in the room 12, allow deflect passage 27 and keep clean, do not have the ink leak situation.

When the print cartridge 11 of this ink-jet printer is provided with air bag 17 and deflects passage 27, directly be pasted on the air-vent 25 that deflects passage 27,, promptly finish the refilling operation by the program of ink bottle 38 via above-mentioned explanation by sheet rubber 31; Print cartridge 11 rooms 12 interior arrangements of this ink-jet printer have absorption during sponge, and the same ink filling port position that can be pasted on print cartridge 11 via sheet rubber 31 is socketed on the pouring ink hole 32 of sheet rubber 31 with ink bottle 38, can carry out the refilling operation.

See also Figure 11, this print cartridge 41 is the commercially available HP of Hewlett-Packard ink-jet printer colour ink box (HP C1816A), the housing 44 of this colour ink box 41 is separated into three rooms, all put in each room sponge is arranged, the absorption of ink supply water is placed in the room, when printer prints, guide ink to the printer head position by siphonage; Three room tops of the housing 44 of this colour ink box 41, with loam cake 43 sealing combinations, the top that is positioned at loam cake 43 covers with a lid 45 again; When this colour ink box 41 carries out ink replenishing, then utilize traditional opener, the lid 45 of colour ink box 41 opened with housing 44 separate, with a sheet rubber 31 that is provided with a plurality of pouring ink holes 32, tear the paper shape film of medial surface off, be pasted on loam cake 43 planes of housing 44, each pouring ink hole 32 of this sheet rubber 31 all communicates with ink filling port 42 on loam cake 43 planes; The below of this housing 44 is provided with nozzle 13, utilizes an adhesive tape 50 to fit on nozzle 13 planes, finishes the sealing operation of nozzle 13; Housing 44 and ink bottle socket with colour ink box 41, the extrusion ink bottle injects the room of housing 44 with ink, and the negative pressure of loosing one's grip and producing when ink bottle can the sucking-off folder be stored in the air in the sponge, till ink is filled with, provide the infusing ink in ink box operation not have the ink leak phenomenon.

This is provided with the sheet rubber 31 of pouring ink hole 32, the position that its geomery and pouring ink hole 32 are provided with, can be provided with according to different print cartridge shapes, tear the paper shape film of sheet rubber 31 medial surfaces off, sheet rubber 31 can be sticked on the outer rim plane, infusing ink in ink box hole, the print cartridge shape of this printer is the print cartridge of the CANON BC-5 of Canon, the print cartridge that Figure 13 is Epson EPSON X020049, the print cartridge that Figure 14 is HP51641A, the print cartridge that Figure 15 is the CANON BC-01 of Canon etc. as Figure 12, can use fully; Please consult Figure 15 and Figure 16 again, allow the pouring ink hole 32 of sheet rubber 31, as the port that runs into print cartridge 11 ink filling ports 49 had a prominent ring at 46 o'clock, the outside of these sheet rubber 31 pouring ink holes 32 is provided with post hole 36, inboard to be slightly larger than the post hole 48 size settings of prominent ring 46, during stickup, gum 35 at sheet rubber 31 medial surfaces 33 is pasted on the plane of prominent ring 46 outer rims, pouring ink hole 49 outer rim planes are cladded, during refilling, by the pouring ink hole 32 of sheet rubber 31 and the bottleneck socket of ink bottle, ink is injected print cartridge 11 internal capacity room 12.

The utility model utilization is provided with the sheet rubber of a pouring ink hole at least, medial surface 33 at sheet rubber 31 is provided with gum 35, paste towards the ink filling port of print cartridge 11 with pouring ink hole 32, periphery sealing with ink filling port, pouring ink hole 32 outer ends of this sheet rubber 31 and taper bottleneck 39 sockets of ink bottle 38 sealing, according to above-mentioned explanation mode, ink is injected the room of print cartridge, the phenomenon that the refilling operation does not have ink leak produces.

Claims (4)

1, a kind of ink replenishing device of ink-jet printer cartridge, it mainly is the print cartridge that uses at ink-jet printer, but is positioned at the plane that print cartridge ink supply water injects, and is provided with the sheet rubber of a pouring ink hole at least, it is characterized in that:

This has the sheet rubber of stickup effect; the side is provided with gum within it; before sheet rubber is not pasted; the outer rim of this gum is provided with on the plate of this sheet rubber of paper shape film that shields; at least be provided with a pouring ink hole, this pouring ink hole comprises mixed lateral column hole and inboard aperture two parts, and the diameter in the mixed lateral column hole of this pouring ink hole is to be equal to or slightly less than the diameter setting of ink bottle bottleneck end; the openend of the inboard aperture of this pouring ink hole is with the diameter setting greater than the print cartridge air-vent.

2, the ink replenishing device of ink-jet printer cartridge as claimed in claim 1, it is characterized in that: this is located at the gum of sheet rubber medial surface pouring ink hole position, be pasted on the port periphery of pouring ink hole inboard with ring-type glue face, be pasted on when this sheet rubber on the plane of print cartridge, multiple with the glue bread of ring-type in the outer rim plane of print cartridge air-vent.

3, the ink replenishing device of ink-jet printer cartridge as claimed in claim 1 is characterized in that: this is located in the pouring ink hole of sheet rubber, and the inboard aperture adjacent with back-adhesive surface is from the inner edge in another newel post hole of pouring ink hole, extends to port surface with bellmouth; The diameter dimension of this bellmouth port is greater than the diameter dimension of print cartridge air-vent.

4, the ink replenishing device of ink-jet printer cartridge as claimed in claim 1, it is characterized in that: when the pouring ink hole outside of this print cartridge is provided with prominent the ring, the inboard aperture size adjacent in the pouring ink hole of this sheet rubber with back-adhesive surface, should be to be slightly larger than prominent ring height and the setting of ring edge size, with the ring-type gum of medial surface, be pasted on the outer rim plane of the prominent ring of pouring ink hole below.

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