CN101372175B

CN101372175B - Printing ink cartridge for continuous ink supply system

Info

Publication number: CN101372175B
Application number: CN2007101417977A
Authority: CN
Inventors: 罗进添; 邱重钧
Original assignee: Microjet Technology Co Ltd
Current assignee: Microjet Technology Co Ltd
Priority date: 2007-08-24
Filing date: 2007-08-24
Publication date: 2010-12-08
Anticipated expiration: 2027-08-24
Also published as: CN101372175A

Abstract

The invention relates to a printing ink case of a continuous ink supply system, which comprises a case body, a cover body and an ink inputting pipe. A case room is formed in the case body, an ink supply runner is arranged at the bottom of the case room and provided with an inlet and a printing ink outlet which are mutually communicated; an opening is arranged on the cover body, a bubble isolation room and a communication pipe are formed under the opening, the bubble isolation room extends into the interior of the case room and closely joined with an inlet of the ink supply runner correspondingly to the ink supply runner to form an isolation chamber; a communication pipe is adjoined to one side of the bubble isolation room and provided with a communication opening causing the communication pipe to be mutually communicated with the bubble isolation room; and the ink inputting pipe is arranged at the other side of the bubble isolation room and extends into the case room. Owing to the isolation of the case room from the bubble isolation room, the stored ink can enter into a vacuum tight bubble isolation room by the syphonage of the communication pipe for the supply of the printing needs; at the same time, bubbles in the case room can be inhibited and can not enter into the bubble isolation room, thus leading the case body to achieve the best ink supply and printing quality when printing.

Description

The printing ink box of continuous ink-supply system

Technical field

The relevant a kind of printing ink box of the present invention refers in particular to a kind of printing ink box that is applied to continuous ink-supply system.

Background technology

See also shown in Figure 1ly, be formed with an ink duct 91 in the existing ink cartridges 90, and have one in the bottom of ink cartridges 90 and print China ink mouthfuls 92, and have into China ink pipe 93, and enter the epimere positions that China ink pipe 93 is inserted in the ink duct 91 in its top.When the ink supply pipe 80 of external complement ink with advance China ink pipe 93 and interconnect after, can carry out the supply of ink, by ink supply pipe 80 ink is flow in the ink duct 91 through advancing China ink pipe 93.Yet; in the process of this ink after-teeming filling; when ink enters in ink cartridges 90; usually can bring air or entrained air in the lump into; cause indoor the storing of casket to have bubble to produce in the ink; so not only can increase ink on foot for defeated back pressure problems, can take bubble out of when ink is for defeated the printing simultaneously, and then have influence on the quality of printing.

Summary of the invention

The invention provides a kind of printing ink box, can avoid producing bubble in the process of printing ink box after-teeming for inking water, and then effectively suppress to intercept and get rid of the bubble that produces in the printing ink box, can not have influence on print quality simultaneously.

Printing ink box provided by the present invention, it includes a casket body, a lid and advances the China ink pipe; Wherein be formed with a casket chamber in the casket body, and be equipped with an ink supply runner in the bottom position place of casket chamber, this ink supply runner has an entry port and that is interconnected and prints the China ink mouth; Has opening on the lid, and be formed with bubble isolation ward and communicating pipe in the opening below, wherein the bubble isolation ward extends and corresponding ink supply runner and form an isolated chamber with the entry port fluid-tight engagement of this ink supply runner to the casket chamber interior, and be adjacent to a side of bubble isolation ward its communicating pipe, and have and make communicating pipe and bubble isolation ward form the connected entrance that is interconnected; Advance China ink pipe, be arranged at the opposite side of this bubble isolation ward, and it is indoor to be inserted into casket.

Because casket chamber and bubble isolation ward are to take the design isolated, so it is defeated that the casket indoor ink that stores can enter the confession of the demand that prints in the vacuum-packed bubble isolation ward by the communicating pipe siphonage, the indoor bubble of casket can be suppressed and can't enter simultaneously, can reach best ink supply print quality when allowing the casket body print.

Description of drawings

In order to enable feature of the present invention and technical advantage can be arranged clearer presenting, the preferred embodiment of printing ink box of the present invention being done below in conjunction with accompanying drawing is elaborated, wherein:

Fig. 1 is the generalized section of existing ink cartridges.

Fig. 2 is the solid combination schematic diagram of printing ink box first embodiment of the present invention.

Fig. 3 is the perspective exploded view of printing ink box first embodiment of the present invention.

Fig. 4 is the combination generalized section of printing ink box first embodiment of the present invention.

Fig. 5 is the perspective exploded view of printing ink box second embodiment of the present invention.

The specific embodiment

In order to make feature of the present invention more clear, below will disclose various embodiments of the invention, the embodiment of various features for example, and described particular element only be a simplified illustration with arranging, however it is not in order to qualification the present invention.In addition, may reuse reference number and literal in the explanation in various embodiment, the purpose of repetition is to simplify and clearly demonstrate, and is not in order to specify the relation between various embodiment and/or the described framework.

Please refer to Fig. 2, it is the printing ink box schematic perspective view according to the present invention one first embodiment, and please be simultaneously with reference to Fig. 3, it is the printing ink box perspective exploded view according to Fig. 2 embodiment, as shown in the figure: the printing ink box of present embodiment includes a casket body 10, one lid 20 and one advances China ink pipe 30, wherein be formed with a casket chamber 11 in the casket body 10, and this lid 20 is covered on this casket chamber 11 of sealing on the casket body 10, be equipped with an ink supply runner 12 in the bottom position place of this casket chamber 11 again, this ink supply runner 12 has an entry port 121 and that is interconnected and prints China ink mouth 122.And has an opening 21 on its lid 20, and be formed with a bubble isolation ward 22 and a connecting pipe 23 in opening 21 belows, wherein bubble isolation ward 22 to casket chamber 11 inner extend and with and corresponding ink supply runner 12 and form an isolated chamber with entry port 121 fluid-tight engagement of this ink supply runner 12, in addition, its communicating pipe 23 is adjacent to a side of bubble isolation ward 22, and has a connected entrance 231 on the adjacent sidewall of communicating pipe 23 and bubble isolation ward 22, connected entrance 231 positions are the epimere places that are positioned at bubble isolation ward 22 adjacent walls, length is about 2/3rds of communicating pipes 23 length, by connected entrance 231 formed communicating pipe 23 is interconnected with this bubble isolation ward 22, then has a suction inlet 232 on the end of communicating pipe 23, suction inlet 232 is communicated with casket chamber 11, and is close to the bottom of casket chamber 11.Aforesaidly advance China ink pipe 30, be arranged at the opposite side of this bubble isolation ward 22, and have an ink-outtake end 301 and one and ink-outtake end 301 be interconnected advance China ink end 302, ink-outtake end 301 stretch to casket chamber 11 in following fragment position, and possess a spacing d with casket chamber 11, as shown in the figure, spacing d for example is the height of ink supply runner 12, advances China ink end 302 and then exposes on the lid 20.

Except that the above, the printing ink box of present embodiment also includes one and engages a seal 40 and a capping 50, wherein engage seal 40 and be arranged at 22 of the entry port 121 of this ink supply runner 12 and this bubble isolation wards, to seal the joint of this bubble isolation ward 22 and this ink supply runner 12 fully, can avoid flowing through ink in bubble isolation ward 22, seam crossing from 22 of the entry port 121 of ink supply runner 12 and bubble isolation wards oozes out, or in the casket chamber 11 bubbles from

entry port

121 and 22 infiltrations of bubble isolation ward of ink supply runner 12.And this capping 50 is covered on the opening 21, enters in bubble isolation ward 22 to avoid foreign matter or air.

See also shown in Figure 4, when this casket body 1 needs filling ink, sending device for ink 60 and advancing 302 windings of China ink end at first by an outside, can make the defeated ink of this confession advance China ink pipe 30 thus enters in casket chamber 11, but in the process of this after-teeming ink, because of meeting entrapped air in the ink, cause the Chu Mohui of casket chamber 11 to produce bubble, yet the proportion of bubble is littler and lighter than ink proportion, so can up drift on the ink level gradually, when not filling with ink in this casket chamber 11, and then store the headroom of casket chamber 11, again since in the present embodiment casket chamber 11 and bubble isolation ward 22 be to take the design isolated, only be communicated with by communicating pipe 23, and its suction inlet 232 is positioned at 11 bottoms, casket chamber again, so casket chamber 11 interior inks still can utilize the siphonage of communicating pipe 2 and enter in the vacuum-packed bubble isolation ward 22, move for up wooden dipper because of the black contained bubble of storage in the casket chamber 11 this moment, so planting design can effectively suppress bubble and enter in communicating pipe 23 and be isolated from outside the bubble isolation ward 22 of sealing, impel in the ink supply runner 12 that is communicated with bubble isolation ward 22 and can carry out print job for the defeated ink that does not contain bubble by printing ink outlet port 122 ejections continuously, and then reach preferable print quality.

Certainly, for the air that can smoothly this casket chamber 11 be produced in ink after-teeming process is got rid of, the ink cartridges of present embodiment includes an exhaust apparatus 70 that can be arranged on the lid 20 in addition, it can be structures such as a kind of one-way ventilating film or check valve body, so be communicated with casket chamber 11, and then the air in the casket chamber 11 is discharged thus, to keep the state of normal back pressure in the casket chamber 11.

About how applying the present invention on the multi-color printing China ink casket, below utilize second embodiment to be illustrated, see also shown in Figure 5, its printing ink box includes a casket body 10 in the present embodiment, one is covered on the lid 20 on the casket body 10, and three advanced China ink pipe 30, wherein be formed with three casket chambers 11 in the casket body 10, so as to holding the ink of different colours, certainly for cooperating the design of three casket chambers 11, on lid 20, also need form the bubble isolation ward 22 and communicating pipe 23 of three corresponding openings 21 and each opening 21 belows, because the structural similarity of each casket chamber 11 and the corresponding structure and first embodiment, the difference of scale only is so just no longer given unnecessary details at this.

Therefore, when printing ink box provided by the present invention is applied in the PRN device of a continuous ink-supply system, by casket of the present invention chamber 11 and bubble isolation ward 22 is to take the design isolated, can make that institute's bubble that produces can effectively suppress isolation in the printing ink box, and then allow printing ink box when printing, can obtain the optimal printing quality.

Below the present invention has been done a detailed description, but above-described only be preferred embodiment of the present invention, when not limiting scope of the invention process with it.Every equalization of doing according to the present patent application scope changes and modifies etc., all should still belong in the patent covering scope of the present invention.

Claims

1. the printing ink box of a continuous ink-supply system is characterized in that comprising:

One casket body is formed with a casket chamber in it, and is provided with an ink supply runner in the place, bottom of this casket chamber, and this ink supply runner has an entry port and that is interconnected and prints the China ink mouth;

One lid, be covered on this casket body, has an opening on it, be formed with a bubble isolation ward and an a connecting pipe in this opening below, this bubble isolation ward is adjacent to a side of this bubble isolation ward this communicating pipe, and has a connected entrance and a suction inlet on it to the indoor extension of this casket and to should the ink supply runner and form an isolated chamber with the entry port fluid-tight engagement, wherein this suction inlet is communicated with this casket chamber, and this connected entrance is communicated with this bubble isolation ward; And

One advances China ink pipe, is arranged at a side of this bubble isolation ward, and has an ink-outtake end and and advance the China ink end, this ink-outtake end stretch to this casket chamber in fragment position down, this advances the China ink end and then exposes on this lid.

2. the printing ink box of continuous ink-supply system according to claim 1, the last connected entrance of communicating pipe that it is characterized in that this this lid is to be positioned on the adjacent sidewall of this bubble isolation ward, so that should communicating pipe and this bubble isolation ward be interconnected, and suction inlet that should communicating pipe is the bottom that is adjacent to this casket chamber.

3. the printing ink box of continuous ink-supply system according to claim 1 is characterized in that also comprising that one engages seal, and it is arranged between the entry port and this bubble isolation ward of this ink supply runner.

4. the printing ink box of continuous ink-supply system according to claim 1 is characterized in that also comprising a capping, is covered on the opening of this lid.

5. the printing ink box of continuous ink-supply system according to claim 1 is characterized in that also comprising an exhaust apparatus, and it is communicated in this casket chamber.

6. the printing ink box of a continuous ink-supply system is characterized in that comprising:

One casket body is formed with a plurality of independently caskets chamber in it, and those casket bodies bottom respectively has an ink supply runner, and this ink supply runner has an entry port and and prints China ink and mouthful be interconnected;

One lid, be covered on this casket body, have a plurality of openings on it, these openings correspond respectively to these casket chambers, and respectively be formed with a bubble isolation ward and an a connecting pipe in these opening belows, these bubble isolation wards are respectively to the indoor extension of this casket of correspondence and to should the ink supply runner and form an isolated chamber with the entry port fluid-tight engagement, and respectively be adjacent to a respectively side of this casket chamber this communicating pipe, wherein respectively should all have a suction inlet and a connected entrance on communicating pipe, this casket chamber of this suction inlet is communicated with, and this connected entrance then is communicated with this bubble isolation ward; And

A plurality ofly advance the China ink pipe, correspondingly respectively be arranged at a respectively side of this bubble isolation ward, and respectively this advances the China ink pipe and has an ink-outtake end and respectively and advance the China ink end, this ink-outtake end stretch to this bubble isolation ward in fragment position down, this advances the China ink end and then exposes on this lid.

7. the printing ink box of continuous ink-supply system according to claim 6, it is characterized in that it is to lay respectively on the sidewall that respectively this bubble isolation ward is adjacent that each communicating pipe of this lid is gone up connected entrance, so that respectively should communicating pipe be interconnected with this bubble isolation ward respectively, and suction inlet that respectively should communicating pipe is the bottom that is adjacent to this casket chamber.

8. the printing ink box of continuous ink-supply system according to claim 6 is characterized in that also comprising a plurality of joint seals, is arranged at the entry port of this ink supply runner respectively respectively and respectively between this bubble isolation ward.

9. the printing ink box of continuous ink-supply system according to claim 6 is characterized in that also comprising a plurality of cappings, is covered on respectively on each opening of this lid.