CN2359110Y - Device for supplementing ink for ink box of ink-jet printer - Google Patents

Abstract

The utility model relates to a device for supplementing ink for an ink box of an ink-jet printer, which comprises an ink box and an ink bottle. The utility model is characterized in that an auxiliary plug is used for replacing a spout plug of an empty ink box which is pulled up, the center of the auxiliary plug is provided with a conical hole which is sealed and closed with an ink injecting pipe of the ink bottle in a splicing way, and the bottom edge of the conical hole is provided with a capillary which is communicated with an ink storing and containing chamber. The ink injecting pipe of the ink bottle is combined with the auxiliary plug of an ink box in a splicing way, ink in the ink bottle and air in the ink box can quickly convect and exchange through connecting and extruding, and the ink supplementing operation for the ink box is finished. A capillary on the internal edge of the conical hole provides a convecting passage which is needed when the ink in the ink storing and containing chamber is consumed by printing.

Description

The ink replenishing device of ink-jet printer cartridge

The utility model relates to the print cartridge of ink-jet printer, refers to a kind of ink replenishing device of ink-jet printer cartridge especially.

Traditional ink-jet printer is the ink feed by print cartridge, and ink is injected into ink droplet on the printing paper via spray orifice via the eruption device, when the ink in this print cartridge uses, directly changes whole print cartridge, can continue to print; By the print cartridge of former factory supply, because of the suitable height of price, suitable big of the financial burden when making a large amount of printing.

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

Known empty cartridge replenishes ink, when this print cartridge master room inside is provided with balance air bag, can use adhesive tape in advance, and the air-vent that the print cartridge base plane is deflected passage touch, prevent the ink that injects thus path spill; In addition, paste an adhesive tape, prevent that air bag is compressed and loses the pressure balance effect in the position of the top of print cartridge air bag air admission hole; 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 print cartridge bottom again and deflect adhesive tape on the channel plane; Often when tearing the adhesive tape of print cartridge base plane off, can produce the ink leak situation at the port that deflects passage or nozzle location, it is former because print cartridge master room pressure inside can't obtain balance, annotated China ink after, the ink that has only slowly wiping to overflow is till print cartridge can not ink leak.

Knownly adsorb the print cartridge of ink, when empty cartridge carries out ink replenishing, can paste driving fit through paster at the port at outlet port usually with ink storing sponge; Again in print cartridge lid upper limb face with film sealing center through hole, draw an amount of ink through injection tube, expose the below of through hole outer rim film with the elongated shape needle tubing to room, ink is injected room; Only, ink storing sponge in this room is because of containing a large amount of bubbles, directly the ink that injects can't be got rid of air, the amount that causes ink to inject is very limited, and store up in the black room and second room and be provided with aperture plate, if the air in second room can't be discharged, the ink that stores up in the black room also can't normally enter second room via aperture plate, and the guiding ink is to the room that erupts device.

No matter come balance to store up the pressure of black room with balance air bag; or come balance to store up pressure in the black room with ink storing sponge; usually can be between second room at black room of storage and outlet port; the capital isolates with a highdensity aperture plate; pressure differential between active balance two rooms; evenly the guiding ink enters the storage chamber of printhead eruption device, or is directed in the printhead storage chamber of printer through conduit, and this aperture plate is also effectively isolated the impurity that contains in the main room ink and entered in second room.

Be loaded into the print cartridge on the printer, can't continue to provide when printing, main cause is to be that the eruption device of printhead inside can't obtain the lasting supply of ink, the passage that the ink importing carrier of no capacity defines causes, promptly be, be to enter too much air in second room of printhead inner edge, air is led to the storage chamber of ink eruption device and produces disconnected black situation, cause and cause the eruption device not have the situation that ink can spray, as erupt device and do not have situation that ink can spray and continued when of a specified duration, this eruption device has the possibility of burning.

The utility model main purpose provides a kind of ink replenishing device of print cartridge, it mainly is that the application number of being created in the past at the applicant is 97230248.4 and 98252034.4 " the ink replenishing device of ink-jet printer cartridge " Chinese patent application case, do further improvement, dissimilar print cartridges is provided, all can carry out the ink replenishing operation of print cartridge in the most easy mode.

For realizing above-mentioned purpose, the ink replenishing device of a kind of ink-jet printer cartridge of the utility model, mainly comprise print cartridge and ink bottle, the upper limb face of this print cartridge is provided with the post hole, this post hole is with post stopple blocking, it is characterized in that: substitute the empty cartridge post stopple that is pulled up with an auxiliary plug, should assist the post stopple envelope driving fit of the external diameter and the print cartridge upper limb face of plug, outer rim is provided with a larger-diameter outer ring plate, should auxiliary central authorities of filling in be provided with a pouring ink hole, this pouring ink hole is made up of bellmouth and capillary, wherein, the shape of this bellmouth and size are caliber and the tapering settings that cooperates the refilling pipe of ink bottle, combine with the refilling pipe grafting of ink bottle front end, form the contact-making surface of a driving fit, the root edge of this bellmouth is provided with print cartridge and stores up the capillary that black room communicates; By the auxiliary plug of blocking in print cartridge upper limb face post hole, the pouring ink hole that is provided with central authorities combines with the refilling pipe grafting of ink bottle, the ink supply water bottle is communicated with the storage China ink room of print cartridge, with continuously extruded quick convective exchange, finish the ink replenishing operation of print cartridge, the capillary of this bellmouth inner edge become the ink of storage in the black room print when consuming required to circulation flow path.

The ink replenishing device of the print cartridge that the utility model provides, it is the room of the print cartridge inside of ink-jet printer use, adsorbs ink and balance room pressure inside with cavernous body, when ink replenishing, presss from both sides print cartridge ink-jet head end sealing and protection with protection; The post stopple of this print cartridge upper limb face blocking, pull up to open out instrument, be provided with bellmouth and auxiliary plug capillaceous substitutes the post stopple that is pulled up by one, these auxiliary plug central authorities are provided with the pouring ink hole with ink bottle refilling pipe grafting driving fit, can fast ink be injected the storage China ink room of print cartridge.

In the ink replenishing device of the print cartridge that the utility model provides, the auxiliary plug in this blocking square column hole on print cartridge, edge is provided with the outer ring plate of a broad thereon, the below is provided with the cylinder with the hole driving fit of print cartridge post, outer rim central authorities are provided with the bellmouth of an ink supply water bottle refilling pipe grafting driving fit, the driving fit of pegging graft fast of the refilling pipe of ink supply water bottle front end.

In the ink replenishing device of the print cartridge that the utility model provides, the auxiliary plug in this blocking square column hole on print cartridge, be positioned at central authorities and be provided with a pouring ink hole, this pouring ink hole comprises the capillary of flanged outward bellmouth and inner edge, when the ink filling operation, the refilling pipe grafting driving fit of this pouring ink hole and ink bottle, between ink in the ink bottle and the black room of storage, extruding by ink bottle, fast ink is injected the black room of storage, capillary that should auxiliary plug below substitutes the capillary passageway of original post stopple, and print cartridge stores up ink in the black room when printer prints consumes, provide the black room of storage required to circulation flow path.

Further describe the utility model below in conjunction with drawings and Examples.

Fig. 1: be the outside drawing of print cartridge.

Fig. 2: be the profile of print cartridge, show the print cartridge internal structure.

Fig. 3: be stereogram of the present utility model, show the print cartridge post stopple situation of choosing.

Fig. 4: be profile of the present utility model, show the print cartridge post stopple situation of choosing.

Fig. 5: be stereogram of the present utility model, show that auxiliary plug is towards print cartridge post hole winding situation.

Fig. 6: be profile of the present utility model, show auxiliary plug and print cartridge post hole winding situation.

Fig. 7: be profile of the present utility model, show that ink bottle refilling pipe is towards the auxiliary plug of print cartridge grafting situation.

Fig. 8: be stereogram of the present utility model, show ink bottle refilling situation.

Fig. 9: be profile of the present utility model, show the auxiliary plug grafting refilling situation in ink bottle refilling pipe and the print cartridge post hole.

Figure 10: be stereogram of the present utility model, show the second embodiment kenel of print cartridge and the structure of auxiliary plug.

See also Fig. 1 to 2, it is to be commercially available CANON ink-jet printer cartridge 11 (BC-20), the inside that this print cartridge 11 is positioned at housing 12 is provided with the black room 15 of a storage, and this stores up and has inserted an ink storing sponge 22 in the black room 15, and this stores up between the below of black room 15 and the ink gun 19 and is provided with second room; Be provided with barrier film between two rooms, the ink that utilizes siphonage will store up in the black room 15 imports in second room; When print cartridge 11 component assembling were finished, the outer rim of these print cartridge 11 ink guns 19 need be made blocking, and when the automation filling operation, with the post hole 17 and the pouring ink hole 18 of housing 12 tops, print cartridge 11 is injected ink in the driving fit of ink supply water filling head fast.

Air in this ink storing sponge 22 can be got rid of along with filling operation, provide ink to be stored in the ink storing sponge 22, after this print cartridge 11 is filled, be positioned at the post hole 17 of print cartridge 11 tops, with a post stopple 20 blockings, this post stopple 20 is provided with convoluted capillary passageway 21, communicates with atmosphere with the path of trace; Ink storing sponge 22 in these print cartridge 11 rooms 15 has the effect of absorption ink and balance room 15 internal pressures, and before print cartridge 11 did not use, ink can be from the capillary passageway 21 outside seepages of post stopple 20; When this print cartridge 11 combined and prints with printer, the ink in the black room 15 of these print cartridge 11 storages can reduce along with the consumption of printer prints, till the ink of ink storing sponge 22 can't import second room; The print cartridge 11 that more renews, the required ink of promptly sustainable supply printer prints.

Tentatively understand the structure of print cartridge 11, when the user carries out filling operation voluntarily, for preventing that ink gun 19 belows from producing the ink leak situation, usually fit in the port of print cartridge 11 ink guns 19 with paster 27, perhaps in the outer end of ink gun 19, with suitable clamping device the port of ink gun 19 is sealed, when carrying out the ink filling operation, do not had the situation of ink leak.

The refilling mode of known technology is to draw an amount of ink with injection tube, pulls out the post stopple 20 of housing 12 tops, and needle tubing passes through hole 18, ink is injected the ink storing sponge 22 of room 15; Only, this ink storing sponge 22 contains air, is difficult to by this kind compensation process the air in the ink storing sponge 22 and second room be got rid of, and can't reach the ink replenishing operation of expection.

See also Fig. 1 to 6, the utility model relates to a kind of ink replenishing device of ink-jet printer cartridge, it comprises the empty cartridge 11 after an ink-jet printer uses, can fit in print cartridge 11 ink guns 19 outer rims with paster 27 in advance, with a protection folder 14 ink gun 19 is sealed again, made ink gun 19 not have the situation of ink leak; With the post stopple 20 in the print cartridge 11 post holes 17, to open out screwing togather and pulling out of instrument 13, again with an auxiliary plug 23 that is provided with pouring ink hole 36, blocking is in the post hole 17 of print cartridge 11, utilize the refilling pipe grafting driving fit of pouring ink hole 36 with the ink bottle of auxiliary plug 23, ink bottle is in continuously extruded mode, fast with the cross-ventilation exchange in ink in the ink bottle 24 and the black room 15 of storage, ink is injected the storage China ink room 15 of print cartridge 11, get rid of the air in print cartridge 11 internal capacity room simultaneously.

Shown in Fig. 3 to 6, this print cartridge 11 is before ink replenishing, for effectively preventing the ink leak of print cartridge 11 ink guns 19, ink gun 19 outer rims that are positioned at print cartridge 11 are fitted with paster 27, utilize the protection of I shape to press from both sides the side that 14 modes with clamping are clamped on print cartridge 11 again, with ink gun 19 complete sealing, when the refilling operation is provided, do not have the situation of ink leak; The post stopple 20 of square column hole 17 blockings on this print cartridge 11 utilizes an instrument that opens out 13 that is provided with spiral 28, the combination that is spirally connected of the aperture 35 of orientation column stopple 20 capillary passageways 21 outer rims; When opening out instrument 13 and be pulled outwardly, the post stopple 20 that former plug is encapsulated in square column hole 17 on the print cartridge 11 can be pulled outwardly out and separate, and the below in this post hole 17 shows a through hole 18 than minor diameter; The post hole 17 of these print cartridge 11 tops, again wherein with auxiliary plug 23 blockings with blocking driving fit, the pouring ink holes 36 that are provided with by auxiliary plug 23 central authorities and the refilling pipe grafting driving fit of ink bottle bottle cap outer end provide ink in the ink bottle to inject the storage China ink room 15 of print cartridge 11 fast.

As Fig. 6 to 9, should be auxiliary plug 23 with the driving fit of outer cylinder blocking in the post hole 17 of print cartridge 11, complete and print cartridge 11 is combined as a whole, should assist the outer rim of plug 23 to be provided with a larger-diameter outer ring plate 31, its thickness is principle not influence print cartridge 11 displacements, provide auxiliary plug 23 blockings when post hole 17, have the guiding and the positioning action of direction, can will assist plug 23 blockings in the post hole 17 of print cartridge 11 tops fast; Should assist the central authorities of plug 23 to be provided with pouring ink hole 36, this pouring ink hole 36 is made up of parts such as bellmouth 32 and capillaries 33, wherein this bellmouth 32 is caliber and the tapering settings that cooperate ink bottle 24 front end refilling pipes 26, when combining, be the contact-making surface that forms a driving fit with refilling pipe 26 grafting of ink bottle 24; The ink bottle 24 of ink is housed, and with bottle cap 25 combination that is spirally connected, the outer end of this bottle cap 25 is provided with the refilling pipe 26 of short cylinder in bottleneck, and this refilling pipe 26 has a suitable tapering, matches with the bellmouth 32 of auxiliary plug 23 pouring ink holes 36 outer rims; The end 49 of this refilling pipe 26 is the close state of envelope before use, during use, pierce through pouring ink hole 26 ends, 49 formation one through hole 50 to scheme pin (or other sharp object), the refilling pipe 26 of ink bottle 24 is assisted the pouring ink hole 36 direction displacements and the grafting driving fit of plug 23 towards print cartridge 11 tops, the end of this refilling pipe 26 terminates in the inner terminal of auxiliary plug 23 bellmouths 32, is adjacent to the position of capillary 33; When this ink bottle 24 and auxiliary plug 3 grafting displacements, this ink bottle 24 has a suitable hardness, and when not pushing, the inks in the ink bottle 24 can not oozed by the end 49 of refilling pipe 26.

The refilling pipe 26 of this ink bottle 24 and auxiliary bellmouth 32 driving fits of filling in 23 central pouring ink holes 36, when carrying out the adjunctive program of ink, protected folder 14 sealing of the ink gun 19 of this print cartridge 11, post hole 17 peripheries of print cartridge 11 tops are by auxiliary plug 23 blockings, should auxiliaryly fill in refilling pipe 26 driving fits of 23 central pouring ink holes 36 and ink bottle 24 ends, ink bottle injects ink the storage China ink room 15 of print cartridge 11 in continuously extruded mode; This is installed on the ink in the ink bottle 24, when bottle is squeezed, the water conservancy diversion path 48 that utilizes refilling pipe 26 inner edges is fast with the capillary 33 injection storages black room 15 of ink via auxiliary plug 23, when loosening the ink bottle bottle, elasticity with answer that bottle is had, the air of the black room 15 space pressurizeds of storage is sucked back to ink bottle 24, work continuously for several times, till the ink of ink bottle 24 can't push again.

This blocking is the auxiliary plug 23 in the square column hole 17 on print cartridge 11, after the ink refilling is finished, be along with the ink-jet printer running, no longer disassemble, when should assist plug 23 to consume ink along with printing of inkjet printer, by the capillary 33 of auxiliary plug 23 pouring ink holes 36 belows, come the 15 internal pressure effects of balance room, the required ink of regular supply ink-jet printer with the path of trace.

Learn from the above embodiments means; the utility model is for considering object at the print cartridge 11 that stores with ink storing sponge 20 absorption inks; under of the protection of print cartridge 11 ink guns 19 ports with 14 sealing of protection folder; when print cartridge 11 carries out ink replenishing; refilling pipe 26 with ink bottle 24 short tapers; directly and the auxiliary plug 23 grafting driving fits in blocking square column hole 17 on print cartridge 11; print cartridge 11 rooms 15 external paths are all sealed; when extruded ink water bottle 24; ink injects print cartridge 11 ink storing sponges 20 via water conservancy diversion path 48 fast; when loosening ink bottle;, suck back in the ink bottle 24 with pull of vacuum the air in print cartridge 11 rooms with the bottle tension force of ink bottle, sucked back air is during via the water conservancy diversion path 48 of thin weak point; can be distributed to the ink bottle inner space fast; when continuously extruded operation, ink and air via the 26 guiding convection current of refilling pipe have quick convection current alternating action; prevent that sucked back air from injecting room 15 once again, influences the ink replenishing operation.

The auxiliary plug 23 that the utility model provides, except the print cartridge 11 that the foregoing description is provided uses, as shown in figure 10, this print cartridge 11 is a commercially available CANON ink-jet printer cartridge 11 (BC-22), the inside that this print cartridge 11 is positioned at housing 12 is provided with several and stores up black room and be equiped with ink storing sponge, ink for different colours stores respectively, each upper end of storing up black room respectively is provided with a post stopple 20 that is same as the foregoing description, only the external diameter of this post stopple 20 is less than the above embodiments, this post hole 17 is with the identical instrument that opens out 13, post stopple 20 is extracted, with auxiliary plug 23 blockings that are same as the foregoing description structure wherein, utilize the ink bottle that the different colours ink is housed in regular turn, ink is injected each room of print cartridge 11.

Means of the present utility model and technology, illustrate respectively by the foregoing description, driving fit structural relation and feature between complete announcement ink bottle refilling pipe and print cartridge through hole, obviously know the improvement and the innovation of the existing conspicuousness of the utility model, reached its intended purposes, be non-by the same trade precognition and the creation that can reach easily.

Claims (1)

1. A kind of ink replenishing device of ink-jet printer cartridge, comprise that the upper limb face is provided with the post hole and with the empty cartridge of post stopple blocking, it is characterized in that: other is provided with an auxiliary plug plug and is encapsulated in print cartridge upper limb face to open out in the post hole that instrument extracts former post stopple, external diameter that should auxiliary plug is the post hole driving fit with print cartridge upper limb face, outer rim is provided with a larger-diameter outer ring plate, should auxiliary central authorities of filling in be provided with a pouring ink hole, this pouring ink hole is made up of bellmouth and capillary, wherein, the shape of this bellmouth and size are caliber and the tapering settings that cooperates the refilling pipe of ink bottle, combine with the refilling pipe grafting of ink bottle front end, form the contact-making surface of a driving fit, the root edge of this bellmouth is provided with print cartridge and stores up the capillary that black room communicates.

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