CN215620867U

CN215620867U - Ink cartridge and ink jet printer

Info

Publication number: CN215620867U
Application number: CN202120639831.9U
Authority: CN
Inventors: 邱涌群
Original assignee: Zhuhai Ninestar Management Co Ltd
Current assignee: Zhuhai Ninestar Management Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2022-01-25
Anticipated expiration: 2031-03-29

Abstract

The utility model provides an ink box and an ink-jet printer, and relates to the technical field of printing. Wherein the ink cartridge includes: the ink box comprises an ink box body, an elastic piece, a chip frame and a chip; the ink box body comprises a shell, the shell comprises a top wall and a front end wall, a sliding groove is arranged on the shell, and the sliding groove penetrates through the front end wall; the chip is fixed on the chip frame, and the chip and the top wall are arranged in a coplanar manner; one end and the casing looks butt of elastic component, the other end and the chip frame looks butt of elastic component, the chip frame slides and establishes in the spout, and the one end that the chip frame is close to the front end wall is provided with the locating hole. The ink jet printer includes a carriage base and an ink cartridge. The positioning holes in the chip frame are matched with the positioning columns in the carriage seats, and then the chip frame is extruded by the carriage seats, so that the chip frame moves to the recognition position along the sliding groove, the stability of the chip recognized by the ink-jet printer is improved, and the printing quality is improved.

Description

Ink cartridge and ink jet printer

Technical Field

The utility model relates to the technical field of printing, in particular to an ink box and an ink-jet printer.

Background

Inkjet printers are used as common office equipment and are widely applied to life and work of people. Ink cartridges are also essential in people's life and work as one of the consumables of ink jet printers.

In the prior art, an ink cartridge includes a cartridge body and a chip. The ink box body comprises a shell and an ink bag; the casing is provided with roof, diapire, front end wall, back end wall, left end wall and right side end wall, is provided with the chip on the roof of casing, and the inner wall of casing encloses into holding the chamber that holds the ink sac. The ink cartridge is mounted on a carriage seat of the ink jet printer, which is provided with contact pins for engaging the electrical contacts of the chip.

However, when the ink box is installed, the chip on the ink box cannot be positioned with the carriage seat, and the problem of unstable chip identification on the ink box exists.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an ink box and an ink-jet printer, and aims to solve the problems that a chip on the ink box cannot be positioned with a carriage seat, and the chip on the ink box cannot be identified unstably.

In one aspect, an embodiment of the present invention provides an ink cartridge, including: the ink box comprises an ink box body, an elastic piece, a chip frame and a chip;

the ink box body comprises a shell, the shell comprises a top wall and a front end wall, a sliding groove is formed in the shell, and the sliding groove penetrates through the front end wall; the top wall is provided with an identification port communicated with the sliding groove;

the chip is fixed on the chip frame, the chip is exposed in the identification opening, and the top surface of the chip and the top wall are arranged in a coplanar manner;

the elastic piece is arranged in the sliding groove, one end of the elastic piece is abutted to the shell, the other end of the elastic piece is abutted to the chip frame, the chip frame is arranged in the sliding groove in a sliding mode, and a positioning hole is formed in one end, close to the front end wall, of the chip frame, so that the chip frame is moved to an identification position when the positioning column of the word car seat is inserted into the positioning hole.

Optionally, the casing is further provided with a fixing column, the fixing column is arranged in the sliding groove, one end of the fixing column is fixed to the casing, one end of the elastic piece is fixedly connected with the fixing column, and the other end of the elastic piece is abutted to the chip frame.

Optionally, the housing includes a bottom wall, a rear end wall, a left end wall and a right end wall, the left end wall being provided with a through hole communicating with the chute.

Optionally, one end of the chip frame, which is close to the left end wall, is provided with a limiting protrusion, and the limiting protrusion abuts against the inner wall of the through hole when the chip frame moves to the initial position of the chip frame.

Optionally, the identification aperture extends through the front end wall in a direction in which the rear end wall points towards the front end wall.

Optionally, a boss is disposed at one end of the chip frame close to the front end wall, and the positioning hole penetrates through the boss.

Optionally, a limiting step is arranged in the sliding groove, and the limiting step abuts against the chip frame when the chip frame moves to the recognition position of the chip frame.

Optionally, the chip rack comprises a rack body provided with a top surface, a bottom surface, a front end surface, a rear end surface, a left end surface and a right end surface; the chip is fixed on the top surface, and the elastic piece is abutted against the rear end face.

Optionally, a fixing portion for mounting the chip is disposed on the top surface of the frame body;

the fixing part comprises a clamping groove and a buckle; the card slot is provided with a first end and a second end in the direction of the rear end face pointing to the front end face, the second end penetrates through the front end face, and the chip card is arranged in the card slot; the buckle is arranged at the second end of the clamping groove, and the buckle is abutted to one surface, facing the top surface, of the chip.

In another aspect, an embodiment of the present invention further provides an inkjet printer, including a carriage seat and the ink cartridge as described above;

the carriage seat is provided with a positioning column which can be inserted into a positioning hole on the chip frame of the ink box.

The embodiment of the utility model provides an ink box and an ink-jet printer, wherein a positioning hole in a chip frame is matched with a positioning column on a carriage seat, and then the chip frame is extruded by the carriage seat, so that the chip frame moves to an identification position along a sliding groove, the stability of the chip identified by the ink-jet printer is improved, and the printing quality is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of an ink cartridge according to an embodiment of the present invention;

FIG. 2 is a schematic view of a structure of a cartridge body of the ink cartridge provided in FIG. 1;

FIG. 3 is a schematic view of a chip carrier of the ink cartridge provided in FIG. 1;

FIG. 4 is a schematic view of the ink cartridge provided in FIG. 1 in a mounted state;

fig. 5 is a schematic structural diagram of a carriage seat of a carriage according to an embodiment of the present invention.

Description of reference numerals:

1-ink cartridge; 10-ink cartridge body; 11-a housing; 111-top wall;

112-a bottom wall; 113-a front end wall; 114-a rear end wall; 115-left end wall;

116-right end wall; 117-chute; 1171-a limit step; 118-fixed columns;

119-ink outlet; 120-a via hole; 121-identification port; 20-an elastic member;

30-a chip rack; 301-positioning holes; 302-a limit bump; 303-boss;

31-a frame body; 311-top surface; 312-a bottom surface; 313-front end face;

314-rear end face; 315-left end face; 316-right end face; 321-a card slot;

3211-a first end; 3212-a second end; 322-fastening; 40-chip;

2-shaped saddle; 21-positioning column.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In the related art, the chip on the ink box can not be positioned with the carriage seat, and the problem of unstable chip identification on the ink box can exist. In order to solve the above problems, embodiments of the present invention provide an ink cartridge and an inkjet printer, in which a positioning hole on a chip frame is matched with a positioning column on a carriage seat, and the chip frame is pressed by the carriage seat, so that the chip frame moves to an identification position along a sliding groove, thereby improving stability of identification of a chip by the inkjet printer, and further improving printing quality.

The ink cartridge and the ink jet printer provided by the embodiment of the present invention will be described in detail with reference to specific embodiments.

FIG. 1 is a schematic view of an ink cartridge according to an embodiment of the present invention; FIG. 2 is a schematic view of a structure of a cartridge body of the ink cartridge provided in FIG. 1; FIG. 3 is a schematic view of a chip carrier of the ink cartridge provided in FIG. 1; FIG. 4 is a schematic structural view of the ink cartridge provided in FIG. 1 in a mounted state; fig. 5 is a schematic view of a carriage seat structure of a carriage according to an embodiment of the present invention.

As shown in fig. 1 to 5, an ink cartridge 1 according to an embodiment of the present invention includes: the ink cartridge comprises an ink cartridge body 10, an elastic member 20, a chip holder 30 and a chip 40.

The ink cartridge body 10 includes a case 11 and an ink bag. The housing 11 includes a top wall 111, a bottom wall 112, a front end wall 113, a rear end wall 114, a left end wall 115, and a right end wall 116. The inner wall of the housing 11 encloses a receiving chamber for receiving the ink bag. The housing 11 is provided with an ink outlet 119 communicating with an ink bag for containing ink.

The housing 11 is provided with a slide groove 117. The slide groove 117 is formed in a rectangular shape as a whole, the slide groove 117 communicates with the front end wall 113, and the slide groove 117 partially communicates with the top wall 111 so that the chip 40 on the chip holder 30 slidably disposed in the slide groove 117 is exposed from the top wall 111.

The chip holder 30 is a rectangular parallelepiped, the chip holder 30 includes a holder body 31, and the chip holder 30 is provided with a top surface 311, a bottom surface 312, a front end surface 313, a rear end surface 314, a left end surface 315, and a right end surface 316. The chip holder 30 is slidably disposed in the slide groove 117, the rear end surface 314 of the chip holder 30 is in contact with the elastic member 20, and the front end surface 313 of the chip holder 30 is provided with the positioning hole 301.

The shape of the positioning hole 301 matches with the positioning post 21 of the carriage 2. For example, the positioning post 21 is cylindrical, and the positioning hole 301 is circular. Also, the positioning hole 301 extends in a direction in which the front end surface 313 is directed toward the rear end surface 314 by a length greater than or equal to the length of the positioning post 21. The positioning hole 301 is inserted into the positioning column 21 of the letter seat 2, so that the chip frame 30 can be positioned relative to the letter seat 2, and the chip 40 can be positioned relative to the letter seat 2.

The elastic member 20 is disposed in the sliding groove 117, one end of the elastic member 20 abuts against the housing 11, and the other end of the elastic member 20 abuts against the rear end surface 314 of the chip holder 30. When the ink cartridge 1 is not mounted to the carriage, that is, when the ink cartridge 1 is in a natural state, the elastic member 20 is not compressed or stretched, and at this time, a portion of the chip holder 30 near the front end surface 313 protrudes from the front end wall 113 of the case 11; when the ink cartridge 1 is mounted to the carriage, that is, when the ink cartridge 1 is in the mounted state, the elastic member 20 is in a compressed state, and at this time, the chip holder 30 is pressed by the carriage seat 2, so that the chip holder 30 moves to the recognition position along the slide groove, thereby achieving engagement of the contact pins on the carriage seat 2 with the electrical contacts of the chip 40.

The elastic member 20 may be a spring or a rubber pad, and is not specifically configured here.

The recognition position of the chip holder 30 is a position where the front end surface 313 of the chip holder 30 is flush with the front end wall 113 of the case 11.

The chip 40 is fixed on the top surface 311 of the chip holder 30, and a surface of the chip 40 near the top surface 311 is disposed coplanar with the top wall 111 of the housing 11. The chip 40 includes a substrate, a wafer, components and electrical contacts; electrical contacts are provided on the side of the substrate adjacent the top surface 311 for engagement with contact pins on a carriage base; the wafer and the component are arranged on the opposite surface of the substrate where the contact is located.

When the ink cartridge 1 is mounted on the carriage, the ink cartridge 1 is first moved to the carriage base 2, and the positioning holes 301 of the chip holder 30 are aligned with and inserted into the positioning posts 21 of the carriage base 2, and then the chip holder 30 is pressed by the carriage base 2, so that the chip holder 30 compresses the elastic members 20 and moves to the recognition position along the slide grooves 117, and the electrical contacts of the chip 40 on the chip holder 30 are engaged with the contact pins on the carriage base 2. According to the ink cartridge provided by the embodiment of the utility model, under the condition that the chip frame 30 is positioned relative to the word car seat 2, the chip frame 30 compresses the elastic piece 20 and moves to the identification position along the sliding groove 117, and the electric contact of the chip 40 on the chip frame 30 is jointed with the contact pin on the word car seat 2, so that the stability of the chip 40 identified by the ink jet printer is improved, and the printing quality is further improved.

When the ink cartridge 1 is removed from the carriage, the chip holder 30 is restored to the initial position by the compressive force of the elastic member 20.

The initial position of the chip holder 30 is defined as the portion of the chip holder 30 near the front end surface 313 protruding out of the front end wall 113 of the housing 11, and no force is applied between the chip holder 30 and the elastic member 20.

Optionally, a fixing post 118 is further disposed on the housing 11, the fixing post 118 is disposed in the sliding slot 117, one end of the fixing post 118 is fixed on the housing 11, one end of the elastic element 20 is fixedly connected with the fixing post 118, and the other end of the elastic element 20 abuts against the chip rack 30.

The fixing posts 118 may be cylindrical or square in shape, and are not specifically provided herein. Fixed column 118 is disposed in sliding slot 117, one end of fixed column 118 is fixedly connected with housing 11, and the other end of fixed column 118 is fixedly connected with elastic component 20.

It should be noted that the fixing post 118 and the housing 11 may be connected by welding or may be integrally formed, and is not specifically configured here.

Optionally, the left end wall 115 of the housing 11 is provided with a through hole 120 communicating with the sliding slot 117, through which through hole 120 the fixing of the elastic member 20 to the fixing post 118 can be facilitated. The shape of the through hole 120 may be rectangular or circular, and is not specifically provided here. The size of the through hole 120 is set according to actual needs.

Optionally, one end of the chip carrier 30 close to the left end wall 115 of the casing 11 is provided with a limiting protrusion 302, and the limiting protrusion 302 abuts against the inner wall of the through hole 120 when the chip carrier 30 moves to the initial position of the chip carrier 30, so that the chip carrier 30 can be prevented from falling off from the ink cartridge 1 during the ink cartridge moving process.

The shape of the limiting protrusion 302 may be a cone or a square, and is not specifically set here.

Optionally, an identification opening 121 is provided on the top wall 111 of the housing 11, the chip 40 is located in the identification opening 121, the identification opening 121 communicates with the slide groove 117 in a direction in which the top wall 111 of the housing 11 points toward the bottom wall 112, and the identification opening 121 penetrates the front end wall 113 in a direction in which the rear end wall 114 of the housing 11 points toward the front end wall 113. The chip 40 on the chip holder 30 is exposed from the top wall 111 through the identification opening 121, thereby facilitating engagement of the contact pins on the saddle 2 with the electrical contacts of the chip 40.

Wherein the shape of the recognition port 121 matches the shape of the chip 40.

Optionally, a boss 303 is disposed at one end of the chip holder 30 close to the front end wall 113 of the housing 11, and the positioning hole 301 penetrates through the boss 303. The end of the chip holder 30 close to the front end wall 113 of the case 11 is referred to as a front end surface 313 of the chip holder 30. The bosses 303 protrude from the front end surface 313 of the chip holder 30, so that the positioning holes 301 of the chip holder 30 are in early contact with the positioning posts 21 of the saddle 2, thereby improving the positioning accuracy of the chip holder 30. In other implementations, the bumps 303 may not be disposed on the chip frame 30, and are not specifically disposed here.

The shape of the boss 303 may be a cylinder or a body, and is not specifically set here.

Optionally, a limit step 1171 is disposed in the sliding slot 117, and the limit step 1171 abuts against the chip rack 30 when the chip rack 30 moves to the recognition position of the chip rack 30. When the chip frame 30 moves to the recognition position of the chip frame 30, the rear end surface 314 of the chip frame 30 abuts against the limit step 1171, and the front end surface of the chip frame 30 is extruded with the carriage seat 2, so that the stability of the chip frame 30 at the recognition position can be improved, and the stability of the chip 40 recognized by the ink-jet printer can be improved.

The limit step 1171 may be a boss or a protrusion, and is not specifically provided here.

Alternatively, the top surface 311 of the chip holder 30 is provided with a fixing portion for mounting the chip 40.

In an alternative embodiment, the fixing portion includes a slot 321 and a catch 322; the card slot 321 is provided with a first end 3211 and a second end 3212 in a direction from the rear end surface 314 to the front end surface 313, the second end 3212 penetrates through the front end surface 313, and the chip 40 is clamped in the card slot 321; the clip 322 is disposed at the second end 3212 of the slot 321, and the clip 322 abuts against a surface of the chip 40 facing the top surface 311.

The buckle 322 is generally L-shaped, the buckle 322 is fixed at the second end 3212 of the slot 321, and the chip 40 can be restricted from moving in the direction from the bottom surface 312 to the top surface 311 through the buckle 322, and the chip 40 can also be restricted from moving in the direction from the rear end surface 314 to the front end surface 313.

In another alternative embodiment, the fixing portion comprises two cylinders and a buckle; the two cylinders are fixedly connected with a round hole at one end of the chip 40, and the buckle is used for fixing the other end of the chip 40.

As shown in fig. 5 and fig. 1, the embodiment of the present invention also provides an inkjet printer, including a carriage base 2 and an ink cartridge 1; the carriage seat 2 is provided with positioning posts 21, and the positioning posts 21 can be inserted into positioning holes 301 on the chip holder 30 of the ink cartridge 1.

The ink cartridge 1 in this embodiment has the same structure as the ink cartridge provided in any of the above embodiments, and can bring about the same or similar technical effects, and therefore, the description thereof is omitted for brevity, and reference may be specifically made to the description of the above embodiments.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An ink cartridge, comprising: the ink box comprises an ink box body, an elastic piece, a chip frame and a chip;

2. The ink cartridge as claimed in claim 1, wherein the housing further comprises a fixing post disposed in the sliding slot, one end of the fixing post is fixed to the housing, one end of the elastic member is fixedly connected to the fixing post, and the other end of the elastic member abuts against the chip frame.

3. The ink cartridge as claimed in claim 1, wherein the housing includes a bottom wall, a rear end wall, a left end wall and a right end wall, the left end wall being provided with a through hole communicating with the chute.

4. The ink cartridge as claimed in claim 3, wherein a stopper protrusion is provided at an end of the chip holder adjacent to the left end wall, the stopper protrusion abutting against an inner wall of the through hole when the chip holder is moved to an initial position of the chip holder.

5. The ink cartridge as in claim 3, wherein the identification port extends through the front end wall in a direction in which the rear end wall is directed toward the front end wall.

6. The ink cartridge as claimed in claim 1, wherein a projection is provided at an end of the chip holder adjacent to the front end wall, and the positioning hole penetrates the projection.

7. The ink cartridge as claimed in claim 1, wherein a position-limiting step is provided in the slide groove, the position-limiting step abutting against the chip holder when the chip holder is moved to the identification position of the chip holder.

8. The ink cartridge as claimed in any one of claims 1 to 7, wherein the chip holder comprises a holder body provided with a top surface, a bottom surface, a front end surface, a rear end surface, a left end surface and a right end surface; the chip is fixed on the top surface, and the elastic piece is abutted against the rear end face.

9. The ink cartridge as claimed in claim 8, wherein a top surface of the frame body is provided with a fixing portion for mounting the chip;

10. An ink jet printer comprising a carriage base and the ink cartridge according to any one of claims 1 to 9;