CN2801477Y

CN2801477Y - Caritrdge structure

Info

Publication number: CN2801477Y
Application number: CN 200520061557
Authority: CN
Inventors: 欧阳军
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-07-14
Filing date: 2005-07-14
Publication date: 2006-08-02
Anticipated expiration: 2015-07-14

Abstract

The utility model discloses a novel structure of an ink box. An ink storing cavity is divided into an ink feeding tank and four ink storing tanks, wherein an up-and-down ink channel is arranged between the first ink tank and the second ink tank; the second ink tank is communicated with the third ink tank through an ink groove; the third ink tank is communicated with the forth ink tank through a bended ink channel; the forth ink tank is connected with an upper ink feeding cavity through the up-and-down ink channel. A second flow stopping cavity arranged at the upper part of the air inlet channel is communicated with a first flow stopping cavity arranged at the lower part through an air channel. Porous masses are arranged in the flow stopping cavities. The novel structure of an ink box, which is provided by the utility model, can increase flowing resistance of ink by the flow stopping cavities arranged on the air inlet channel and the different arrangements of distribution of the ink tanks and the flowing direction of the ink channels. When a printer is operated, dynamic balance of pressure can be achieved. The utility model has the advantages of favorable effect on printing and high utilizing rate of ink.

Description

A kind of novel print cartridge structure

Technical field

The utility model relates to the ink-jet printer equipment technical field, is specifically related to the used print cartridge of ink-jet printer.

Background technology

Inkjet printing is a kind of contactless digital printed technology, and this printing technique has that print speed is fast, flexible operation, noise is low and the figure and the image quality advantages of higher of output.At present, ink-jet printer is widely used, and inkjet technology is mainly grasped in several companies such as Epson, Canon, Hewlett-Packards, how the existing used print cartridge of ink-jet printer is Chu Moti (as the print cartridge of EPSON series) with the sponge, the polychrome combination print cartridge of using for the EPSON printer (for example three looks, the five colors), no matter be that the former factory of EPSON produces on the market now, still compatible manufacturer production all is the sponge print cartridge, and the sponge of promptly packing in ink reservoir is to reach suction, the effect of water conservation.This is that the print cartridge of Chu Moti exists following shortcoming with the sponge: deposit the China ink amount less, the ink utilization rate is low, easily produce print defect etc.

At present also having minority not adopt sponge is the print cartridge of Chu Moti, as the disclosed print cartridge of Chinese ZL200420065405.5 patent " print cartridge of band ink duct ", in order to prevent from not have the overflow phenomena after the sponge absorption, the black pit of storage is set on ink box cover, the ink that overflows is stored in the black pit and does not overflow to outside the box, though can achieve the goal, it is passive design, and effect is undesirable.The print cartridge that the inventor is provided at " print cartridge with separation structure " of first to file, do not adopt sponge storage China ink, but be communicated with ink outlet port by going out ink passage by the ink reservoir that separate to be provided with, form negative pressure between ink outlet port and the shower nozzle, make that the interior ink of print cartridge can not flow out automatically when not working.What the utility model will be applied for is the print cartridge of another kind of separation structure.

The utility model content

Technical problem to be solved in the utility model provides a kind of simple in structure, ink utilization rate height, novel print cartridge structure that printing effect is good.

The utility model is achieved through the following technical solutions:

Design a kind of novel print cartridge structure, comprise ink storage chamber, ink storage chamber top is provided with air inlet and ink filling port, the bottom is provided with ink outlet port, ink storage chamber includes two ink reservoirs at least, is connected by going out ink passage between the adjacent ink reservoir, and the described air intake duct that is connected with air inlet is provided with the choked flow chamber.

The choked flow chamber one of the choked flow chamber two that the top of described air intake duct is provided with and bottom setting is communicated with by air flue, and choked flow is provided with porous mass in the chamber.

Ink storage chamber is divided into an ink supply pond and ink reservoir one, ink reservoir two, four or four storages of ink reservoir three and ink reservoir ink reservoir, ink reservoir two, ink reservoir three and ink supply pond are positioned at ink storage chamber top, ink reservoir one, ink reservoir four is arranged at the ink storage chamber bottom, ink outlet port links to each other by vertically disposed black road with the ink supply pond on top, choked flow chamber two is arranged in the ink reservoir two, choked flow chamber one is arranged at ink reservoir one bottom, be provided with the black road of upper and lower settings between ink reservoir one and the ink reservoir two, be communicated with by black groove between ink reservoir two and the ink reservoir three, ink reservoir three is crossed crooked black road with the ink reservoir four-way and is communicated with, and the ink supply pond on ink reservoir four and top is connected by the black road of upper and lower settings.

Described ink supply is provided with porous mass in the pond, and ink storage chamber can be set to a plurality of.

The utility model compared with prior art has following remarkable result:

1, each ink reservoir of print cartridge ink inside existence maintains certain negative pressure with atmospheric pressure from start to finish, and therefore this structure is in the effect that does not have can reach equally under the condition of sponge water conservation, suction, and ink can not outflow.

2, certain choked flow effect is played to entering of air in two choked flow chambeies that are provided with in the air intake duct, has further reduced air capacity in the ink, and air can not arrive blotting pin place before ink exhausted, thereby had improved printing effect, and the utilization rate height of ink.

3, in printer when work,, ink is the process through upwards being taken out for twice between ink reservoir, has increased the resistance of ink supply chamber ink inside from current downflow, makes in the print cartridge ink form dynamic equilibrium with outside, and printing effect is good.

Description of drawings

Fig. 1 is the utility model planar structure schematic diagram;

Fig. 2 is a three-dimensional schematic cross-section of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described in further detail.

Shown in Fig. 1～2, a kind of novel print cartridge structure, comprise ink storage chamber, ink storage chamber top is provided with air inlet and ink filling port, the bottom is provided with ink outlet port, ink storage chamber is divided into an ink supply pond 25 and ink reservoir 1, ink reservoir 2 22,4 24 4 storages of ink reservoir 3 23 and ink reservoir ink reservoir, ink reservoir two, ink reservoir three and ink supply pond are positioned at the ink storage chamber first half, ink reservoir one, ink reservoir four is arranged at the ink storage chamber Lower Half, be provided with the black road 31 that is communicated with up and down between ink reservoir one and the ink reservoir two, ink in the use in the ink reservoir 1 by black road 31 by on be evacuated in the ink reservoir 2 22, ink reservoir 2 22 and ink reservoir 3 23 are located on ink storage chamber top, be communicated with by black groove 32 between ink reservoir two and the ink reservoir three, and be communicated with by crooked black road between the ink reservoir 4 24 of ink reservoir 3 23 and its underpart, the ink that flows into ink reservoir three from ink reservoir two flows into ink reservoir 4 24 along the black road 33 of bending, be provided with black road 34 between the ink supply pond that ink reservoir four bottoms and top are provided with, when the ink of ink reservoir four uses by on be evacuated to ink supply pond 25, the ink supply pond directly communicates by vertical black road 35 with the bottom ink outlet port.Ink supply is provided with porosity in the pond, because its capillary effect has increased flow resistance under the ink.

Ink reservoir two tops are provided with air inlet, air flue in air inlet and the ink storage chamber communicates, air flue top and air inlet connecting place are provided with choked flow chamber 2 12, choked flow chamber two is connected with the choked flow chamber 1 that is positioned at ink reservoir one bottom by crooked air flue, choked flow is provided with porous mass in the chamber, and porous mass plays the choked flow effect to air.

When printer is started working, the blotting pin of printer head inserts the ink outlet port of print cartridge, when the blotting pin begins downward blotting, air enters air flue to first choked flow chamber 2 12, after the choked flow of air is filtered, air enters one 11 backs, second choked flow chamber to ink reservoir 1 by crooked air flue, ink in the ink reservoir one is pumped in the ink reservoir 2 22 on top by the black road 31 that opening is in ink reservoir one bottom, ink in the ink reservoir 2 22 by with ink reservoir three between the black groove that is communicated with enter ink reservoir 3 23, pass through crooked black road then to ink reservoir 4 24 bottoms, draw up the blotting pin of the printer head of 25 arrival ink outlet ports 4 at last by China ink road 34, ink reservoir 4 24 the right to the ink supply pond.

The consumption ink in each black chamber is in proper order: at first ink reservoir one ink all exhausts, and is that ink reservoir two inks have consumed then, is that ink reservoir three ink inside have consumed again, and ink reservoir four ink inside have consumed, and are that the ink supply chamber has been consumed at last.Before previous ink reservoir ink inside had not consumed, air can not enter next ink reservoir.Therefore what extract at the blotting pin of print cartridge ink outlet port is ink entirely, does not have air.

Novel print cartridge structure provided by the utility model is by being provided with the choked flow chamber on air intake duct, and the special setting that ink reservoir distributes and black road flows to, increase the resistance that ink flows, each ink reservoir that the print cartridge ink inside exists maintains certain negative pressure with atmospheric pressure from start to finish, thereby between ink supply pond and printer head, form pressure differential, ink can not flow out when printing seal machine is not worked, and can reach the dynamic equilibrium of pressure during printer work, thereby guarantees the printing effect of printer.

Novel print cartridge structure provided by the utility model go out smooth and easy, the ink utilization rate height of China ink and also printing effect good, the utility model structure can be used on the print cartridge of the serial ink-jet printer of an ink storage chamber, two ink storage chambers, three ink storage chambers, four a plurality of chambers such as ink storage chamber.

Claims

1, a kind of novel print cartridge structure, comprise ink storage chamber, ink storage chamber top is provided with air inlet and ink filling port, the bottom is provided with ink outlet port, it is characterized in that: described ink storage chamber includes two ink reservoirs at least, be connected by black road between the adjacent ink reservoir, the described air intake duct that is connected with air inlet is provided with the choked flow chamber.

2, novel print cartridge structure according to claim 1 is characterized in that: the choked flow chamber of the choked flow chamber two (12) that the top of described air intake duct is provided with and bottom setting one (11) is communicated with by air flue, and choked flow is provided with porous mass in the chamber.

3, novel print cartridge structure according to claim 2, it is characterized in that: described ink storage chamber is divided into an ink supply pond (25) and ink reservoir one (21), ink reservoir two (22), four (24) four storages of ink reservoir three (23) and ink reservoir ink reservoir, ink reservoir two, ink reservoir three and ink supply pond are positioned at ink storage chamber top, ink reservoir one, ink reservoir four is arranged at the ink storage chamber bottom, ink outlet port (4) is connected by vertically disposed black road (35) with the ink supply pond on top, choked flow chamber two is arranged in the ink reservoir two, choked flow chamber one is arranged at ink reservoir one bottom, the black road (31) that upper and lower settings is arranged between ink reservoir one and the ink reservoir two, be communicated with by black groove (32) between ink reservoir two and the ink reservoir three, ink reservoir three is crossed crooked black road (33) with the ink reservoir four-way and is communicated with, and the ink supply pond on ink reservoir four and top is connected by the black road (34) of upper and lower settings.

4, novel print cartridge structure according to claim 3, it is characterized in that: described ink supply is provided with porous mass in the pond.

5, according to each described novel print cartridge structure of claim 1-4, it is characterized in that: described ink storage chamber is one or more.