CN219564525U - Multicolor printing ink cartridge - Google Patents

Abstract

A multicolor printing ink cartridge comprising: the cartridge body comprises a body and a partition piece, wherein the partition piece is arranged in the body to divide four ink chambers and four ink supply channels, the four ink chambers respectively store Cyan (Cyan), magenta (Magenta), yellow (Yellow) and Black (Black) ink, the four ink supply channels respectively have a first end part and a second end part, the first end part is communicated with the corresponding ink chambers, and the second end part is used for guiding out the ink of the ink chambers. The printing head assembly comprises a printing chip and a flexible interconnection circuit board, wherein the printing chip is arranged below the box body, the flexible interconnection circuit board is connected with the printing chip, and the flexible interconnection circuit board extends from the lower part of the box body to the side face of the box body for positioning. The ink supply grooves of the printing chip are respectively communicated with the second end parts of the ink supply flow channels, and ink stored in the four ink chambers is subjected to ink jet printing by the printing chip.

Description

Multicolor printing ink cartridge

[ field of technology ]

The present disclosure relates to a printing ink cartridge, and more particularly to a multicolor printing ink cartridge suitable for a printing device.

[ background Art ]

Along with the progress of technology, printers have been developed to be easy to operate, and can provide various color documents and pictures which are required to be printed rapidly by offices, schools and individuals, wherein the finished products printed by the inkjet printers have the advantages of bright luster, full color and the like, can be printed on paper of various different materials, have comprehensive cost and practicability, and have important positions in the market nowadays and are widely used by the public.

At present, the ink-jet printer mainly performs full-color printing by mixing and overlapping four colors, namely: cyan (Cyan), magenta (Magenta), yellow (Yellow) and Black (Black), so that the ink jet printer is capable of storing and supplying CMYK four-color ink, and extends a plurality of ink cartridge structures, and two types can be distinguished, wherein one of the two types is a design of two separate ink cartridges, namely a Black ink cartridge and a color ink cartridge, and the color ink cartridge is provided with three ink chambers for accommodating CMY three-color ink; another type is a four-color split ink cartridge design, in which CMYK four-color inks are independently arranged in different ink cartridges, and in recent years, some inkjet printers have more designs of 5 to 6-color ink cartridges to reduce printing costs.

Generally, the ink cartridge belongs to consumable materials, so after the ink cartridge is used for a period of time, the ink cartridge must be replaced due to exhaustion of ink in the ink cartridge, so that the common ink cartridge is replaced conveniently by the ink cartridge, the ink cartridge is designed with a clamping type bearing seat, so that a user can replace the ink cartridge exhausted by the ink cartridge rapidly, and a plurality of groups of ink cartridges for storing various colors of ink are arranged, most of the bearing seats are provided with a plurality of containing grooves, however, the more the number of the bearing seats is required, the processing complexity is increased, the volume of the printer is increased, the manufacturing and design cost of the printer is increased, and the current trend of developing the ink cartridge with light, thin, short and convenient carrying is difficult to meet. In addition, the external shape of each ink cartridge is similar, so that if the user is neglected in installation, the user can easily install the ink cartridge of other colors on the ink cartridge bearing seat to be replaced, ink confusion is caused, the color accuracy of printing is greatly reduced, and the printing quality is further affected.

Therefore, how to develop a multicolor printing ink cartridge that can improve the above-mentioned drawbacks of the prior art and can achieve both convenience and cost saving, is an urgent problem for those skilled in the art.

[ utility model ]

The present utility model provides a multi-color printing ink cartridge for a printing device, which solves the problem that the prior art has to provide more than two ink cartridge carriers, so that the ink cartridge is easy to be mounted on the correct carrier when the ink cartridge is replaced, and the number of the ink cartridge carriers is reduced, so as to save the design and material cost of the printing ink cartridge.

To achieve the above object, a broad aspect of the present utility model provides a multicolor printing ink cartridge, comprising: the cartridge body comprises a body and a partition piece, wherein the partition piece is arranged in the body to divide and define four ink chambers and four ink supply channels, the four ink chambers are respectively used for storing ink liquid of four colors of Cyan (Cyan), magenta (Magenta), yellow (Yellow) and Black (Black), each of the four ink supply channels is provided with a first end part and a second end part, the first end part is communicated with the corresponding ink chamber, and the ink liquid of the ink chamber is led out from the second end part; and a printing head assembly comprising a printing chip and a flexible interconnection circuit board, wherein the printing chip is arranged below the box body, the flexible interconnection circuit board is connected with the printing chip, the flexible interconnection circuit board can extend from the lower part of the box body to one side surface of the box body for positioning, and the ink supply grooves of the printing chip are respectively communicated with the second end parts of the ink supply flow channels for carrying out ink jet printing operation by the printing chip through the ink supply grooves of the printing chip.

[ description of the drawings ]

FIG. 1 is a schematic perspective view of a multicolor printing ink cartridge of the present utility model.

FIG. 2A is a schematic top view of a multicolor printing ink cartridge of the present utility model with a top cover removed.

FIG. 2B is a schematic bottom view of a multicolor printing ink cartridge of the present utility model.

FIG. 2C is a schematic bottom view of the cartridge removed print chip of FIG. 2B.

FIG. 3A is a schematic cross-sectional view taken along section line A-A in FIG. 2A.

FIG. 3B is a schematic cross-sectional view taken along line B-B in FIG. 2A.

FIG. 3C is a schematic cross-sectional view taken along line C-C in FIG. 2A.

Fig. 4A is a schematic side view of a multicolor printing ink cartridge of the present utility model.

FIG. 4B is a schematic cross-sectional view taken along section line D-D in FIG. 4A.

FIG. 5 is a schematic illustration of a multi-color printing ink cartridge of the present utility model using a continuous ink guide assembly.

[ symbolic description ]

1: box body

11: body

12: partition piece

13: ink chamber

13a: first ink chamber

13b: second ink chamber

13c: third ink chamber

13d: fourth ink chamber

14: ink supply flow channel

14a: first ink supply flow channel

14b: second ink supply flow channel

14c: third ink supply flow channel

14d: fourth ink supply flow channel

141a, 141b, 141c, 141d: first end portion

142a, 142b, 142c, 142d: second end portion

15: convex column structure

16: ink guide assembly

2: upper cover

3: printhead assembly

31: printing chip

32: flexible interconnection circuit board

A-A, B-B, C-C: section line

[ detailed description ] of the utility model

The embodiments for embodying features and advantages of the present utility model will be described in detail in the following description. It will be understood that the utility model is capable of various modifications in various aspects, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not as a definition of the limits of the utility model.

Referring to fig. 1 and 2A, the present utility model provides a multicolor printing ink cartridge, which comprises a cartridge body 1, a top cover 2 and a printhead assembly 3. The cartridge 1 has a liquid storage space therein for storing ink, the upper cover 2 is sealed above the cartridge 1 to enable the ink to be stored in the cartridge 1 in a sealed manner, the printhead assembly 3 has a print chip 31 disposed below the cartridge 1, and a flexible interconnection circuit board 32 connected to the print chip 31, and the flexible interconnection circuit board 32 is disposed below the cartridge 1 and extends to a side of the cartridge 1 for positioning, so that a multicolor print ink cartridge is arranged on the printing device, and the print chip 31 is actuated to eject ink to perform a print operation.

Referring to fig. 1, 2A and 3A to 4B, the cartridge 1 includes a main body 11, a partition 12, an ink chamber 13 and ink supply channels 14, wherein the partition 12 is disposed in a space inside the main body 11 to further define four ink chambers 13 and 4 ink supply channels 14 by separating the space, the four ink chambers 13 are respectively a first ink chamber 13A, a second ink chamber 13B, a third ink chamber 13c and a fourth ink chamber 13d (as shown in fig. 2A) for storing ink of at least 4 Colors (CMYK), but the implementation is not limited thereto, and the 4 ink supply channels 14 are respectively a first ink supply channel 14a, a second ink supply channel 14B, a third ink supply channel 14c and a fourth ink supply channel 14d, each ink supply channel 14 is respectively provided with a first end 141a, 141B, 141c, 141d and a second end 142c, 142d, respectively, and each ink supply channel 141c is correspondingly connected to the first ink supply channel 141a, the second ink supply channel 142B, the second ink channel 142c and the fourth ink supply channel 14c (as shown in fig. 2A) and the printing chip 13B, and the ink supply channel 142B, respectively, and the ink supply channel 142B is correspondingly connected to the first ink supply channel 13A, the second ink channel 14B, the fourth ink supply channel 14B, and the fourth ink supply channel 14d respectively.

It should be noted that the first end portions 141a, 141b, 141c, 141d of the first ink supply channel 14a, the second ink supply channel 14b, the third ink supply channel 14c, and the fourth ink supply channel 14d are structures extending vertically downward and are not limited thereto.

As shown in fig. 2C, the body 11 has a plurality of protruding pillar structures 15 disposed in the recess space of the print chip 31, and is correspondingly disposed at four end corners of the print chip 31 for being fixedly assembled in the recess space, so that when the adhesive is fixed in the recess space of the body 11, the protruding pillar structures 15 can abut against the print chip 31 mutually, so that the print chip 31 can be parallel to the inkjet medium and maintain a stable distance from the inkjet medium, when the ink drops are ejected onto the surface of the inkjet medium, the vertical direction can be maintained, and the ink drops can fly onto the inkjet medium or be drawn into a standard graph, and in addition, excessive extrusion and outward stretching of the adhesive due to a large inclination angle can be avoided, which leads to blockage of the ink supply channel 14, and thus the ink can not smoothly flow down and the printing can not be successfully achieved; furthermore, since the protrusion structure 15 is disposed to fix the pressing height of the adhesive, the optimal conditions can be easily obtained, whether the application amount of the adhesive or the pressing depth and time are controlled, so that variability in the manufacturing process of the ink cartridge is reduced.

It should be noted that, in some embodiments, the four ink chambers 13 may contain different colors of ink, but not limited to this, and in other embodiments, they may also contain some of the same colors of ink, which may be changed according to the actual implementation.

It should be noted that the multicolor printing ink cartridge of the present utility model can also be applied to a printing ink cartridge of a continuous ink supply system, as shown in fig. 5, further arranging an ink guiding component 16 on the upper cover 2, and forming a printing ink cartridge of a continuous ink supply system by configuring an ink guiding component 16 in each ink chamber 13 of the main body 11, and connecting an ink communicating conduit above the ink guiding component 16.

In summary, the multi-color printing ink cartridge of the present disclosure is mainly configured by disposing the partition in the accommodating space in the cartridge body to divide the accommodating space into four ink chambers, storing the inks of different colors (e.g., CMYK) in the ink chambers, disposing the corresponding ink supply channels in the bottom regions of the four ink chambers, and transferring the ink from each ink chamber to each corresponding ink supply channel, and then to the ink supply slot of each corresponding printing chip for multi-color printing. Therefore, the multi-color printing ink cartridge of the present utility model has industrial value and is applied for the law. The present application is susceptible to various modifications by those skilled in the art without departing from the scope of the appended claims.

Claims (4)

1. A multicolor printing ink cartridge, comprising:

a box body comprising a main body and a partition piece, wherein the partition piece is arranged in the main body to divide and define four ink chambers and four ink supply channels, the four ink chambers are respectively used for storing four colors of ink of Cyan Cyan, magenta Yellow and Black, the four ink supply channels are respectively provided with a first end part and a second end part, the first end part is communicated with the corresponding ink chamber, and the second end part is used for guiding out the ink in the ink chamber; and

the printing head assembly comprises a printing chip and a flexible interconnection circuit board, the printing chip is arranged below the box body, the flexible interconnection circuit board is connected with the printing chip, the flexible interconnection circuit board can extend from the lower part of the box body to one side surface of the box body for positioning, and the ink supply grooves of the printing chip are respectively communicated with the second end parts of the ink supply flow channels for carrying out ink jet printing operation on the ink stored in the four ink chambers by the printing chip.

2. The multi-color printing ink cartridge of claim 1 wherein the body of the cartridge body has a plurality of stud structures disposed in a recess of the print chip and disposed at four corners of the print chip.

3. The multi-color printing ink cartridge of claim 1 further comprising an upper cover sealed over the cartridge body.

4. The multi-color printing ink cartridge as defined in claim 3, further comprising four ink guide members disposed on the upper cover and respectively connected to the ink chambers, wherein the upper parts of the ink guide members are connected to an ink communication conduit to form a printing ink cartridge of a continuous ink supply system.