CN215321486U

CN215321486U - Ink box

Info

Publication number: CN215321486U
Application number: CN202120938801.8U
Authority: CN
Inventors: 邱涌群; 梁仕超
Original assignee: Zhuhai Ninestar Management Co Ltd
Current assignee: Zhuhai Ninestar Management Co Ltd
Priority date: 2020-11-18
Filing date: 2021-04-30
Publication date: 2021-12-28
Anticipated expiration: 2031-04-30

Abstract

The present application discloses an ink cartridge, the ink cartridge includes a box body and an unlocking assembly, the box body has an ink storage chamber and an unlocking installation chamber, the ink storage chamber is used for accommodating ink; the unlocking assembly includes a top rod, the The ejector rod is arranged in the unlocking installation cavity and at least partially protrudes from the unlocking installation cavity; when the ink cartridge and the image forming apparatus are unlocked, the ejector rod is driven to generate upward displacement in the first direction, so that all the The ink cartridge is unlocked from the image forming apparatus, wherein the first direction is a height extending direction of the ink cartridge. In the present application, when the ink cartridge and the image forming apparatus are unlocked, the ejector rod is driven to displace upward in the first direction, so that the ink cartridge and the image forming apparatus are unlocked, so that the related components will not be worn due to forcible plugging and unplugging. The unlocking structure of the ink cartridge occupies less space in the horizontal direction, so it can provide more space for the design of the ink cartridge and make the overall volume of the ink cartridge smaller.

Description

Ink box

Technical Field

The application relates to the technical field of image formation, in particular to an ink box.

Background

When the ink cartridge is replaced in the printer, the ink cartridge to be replaced needs to be taken out by unlocking, and a new ink cartridge to be replaced is put into the ink cartridge mounting part of the printer and locked in the ink cartridge mounting part. The known ink cartridge includes: a front surface, a direction from the rear surface toward the front surface being an insertion direction when the ink cartridge is inserted into the ink cartridge mounting portion; a rear surface located opposite to the front surface in terms of the insertion direction; at least one electrical interface between the front surface and the rear surface, the at least one electrical interface being electrically connected to the at least one contact of the cartridge mounting section; an engagement surface configured to be brought into contact with an engagement formation of the ink cartridge mounting portion such that the engagement surface retains the ink cartridge in the ink cartridge mounting portion against a biasing force. Wherein the at least one electrical interface and the engagement surface are exposed to the outside of the ink cartridge in a prescribed direction perpendicular to the insertion direction, the at least one electrical interface is positioned further forward than the engagement surface with respect to the insertion direction, and the at least one electrical interface and the engagement surface intersect a plane that is parallel to the insertion direction and the prescribed direction. With this configuration, the engaging member slides on the at least one electrical interface during the process of placing the ink cartridge into the cartridge mounting portion, and therefore, dust of the at least one electrical interface can be wiped off, and the possibility that the electrical connection between the at least one electrical interface and the at least one contact becomes unstable is reduced.

This structure requires unlocking by pivoting when the unlocked position is released, but forming such a locking structure requires a large space in the horizontal direction of the cartridge body, resulting in an unnecessary enlargement of the ink cartridge structure.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems of the prior art described above, a primary object of the present application is to provide an ink cartridge having a small volume.

In order to achieve the above purpose, the following technical solutions are specifically adopted in the present application:

the application provides an ink cartridge, which includes:

a cartridge body having an ink reservoir for containing ink and an unlocking mounting cavity;

the unlocking assembly comprises a push rod, the push rod is arranged in the unlocking installation cavity, and at least one part of the push rod extends out of the unlocking installation cavity;

when the ink box and the image forming device are unlocked, the ink box and the image forming device are unlocked by driving the ejector rod to generate upward displacement in a first direction, wherein the first direction is the height extending direction of the ink box.

In a specific embodiment, the box body has a top surface and a bottom surface which are oppositely arranged, a front surface and a back surface which are oppositely arranged, and a first side surface and a second side surface which are oppositely arranged, and the top surface and the bottom surface are respectively connected with the front surface, the back surface, the first side surface and the second side surface;

the unlocking installation cavity is arranged between the top surface and the ink storage cavity, one part of the ejector rod is movably arranged in the unlocking installation cavity, and the other part of the ejector rod extends out of the top surface.

In a specific embodiment, the unlocking assembly further comprises an unlocking component, one part of the unlocking component is movably arranged in the unlocking installation cavity, the other part of the unlocking component extends out of the top surface, and the unlocking component is matched with the ejector rod;

when the unlocking part moves, the unlocking part drives the ejector rod to generate upward displacement in the first direction, so that the ink box and the image forming device are unlocked.

In a specific embodiment, the first side surface and the second side surface are respectively provided with a first limiting hole, the first limiting hole is in an oval long-strip structure and extends along a first direction, and the unlocking part is movably connected with the first limiting hole;

when the unlocking part is pulled up, the unlocking part drives the ejector rod to generate upward displacement in the first direction, so that the ink box and the image forming equipment are unlocked.

In a specific embodiment, the unlocking assembly further comprises an elastic piece, the elastic piece is arranged in the unlocking installation cavity, one end of the elastic piece is connected with the bottom of the unlocking installation cavity, and the other end of the elastic piece is connected with the bottom of the unlocking component;

when the unlocking part is pressed, the unlocking part drives the ejector rod to generate upward displacement in the first direction, so that the ink box is unlocked from the image forming device.

In a specific implementation manner, the first side surface and the second side surface are respectively provided with a first limiting hole, the first limiting hole is of an oval long-strip structure, the extending direction of the first limiting hole is intersected with the first direction, and the unlocking part is movably connected with the first limiting hole.

In a specific embodiment, the extending direction of the first limiting hole forms an angle α with the first direction, and the angle α is larger than 15 degrees and smaller than 90 degrees.

In a specific implementation manner, the unlocking assembly further comprises a first insertion rod movably embedded in the first limiting hole, and the unlocking component is movably connected with the first limiting hole through the first insertion rod.

In a specific embodiment, the first side surface and the second side surface are respectively provided with a second limiting hole, and the second limiting hole is in an oval long-strip structure; the unlocking assembly further comprises a second inserted rod movably embedded in the second limiting hole, and the ejector rod is movably connected with the second limiting hole through the second inserted rod.

In a specific embodiment, the ink cartridge further comprises a chip mounting portion, a guiding portion, a positioning column, an ink outlet and a liquid level prism, wherein the chip mounting portion is arranged on the top surface, the guiding portion is arranged on the bottom surface, and the positioning column, the ink outlet and the liquid level prism are respectively arranged on the front surface.

Compared with the prior art, when the ink box and the image forming equipment are unlocked, the ink box and the image forming equipment are unlocked in a mode of driving the ejector rod to generate upward displacement in the first direction, so that abrasion of relevant parts caused by forced pulling and inserting is avoided; simultaneously, because the horizontal direction's that the unlocking structure of this application ink horn occupied space is less, consequently can provide more spaces for the ink horn design, make the whole volume of ink horn littleer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

Fig. 1 is a perspective view of an ink cartridge provided in an embodiment of the present application.

Fig. 2 is a side perspective view of the ink cartridge of fig. 1.

Fig. 3 is a top view of the ink cartridge of fig. 1.

Fig. 4 is a schematic perspective view of an ink cartridge in a mounted state according to an embodiment of the present application.

FIG. 5 is a schematic cross-sectional view of the ink cartridge of FIG. 1.

FIG. 6 is a perspective view of an unlocking member and a plunger in the ink cartridge of the present application.

Fig. 7 is another schematic cross-sectional view of the ink cartridge of fig. 1.

Fig. 8 is a schematic cross-sectional view of an ink cartridge according to another embodiment of the present application.

Fig. 9 is another schematic cross-sectional view of the ink cartridge of fig. 8.

The attached drawings are as follows:

1. a box body; 10. an ink storage chamber; 11. unlocking the installation cavity; 111. a rear wall; 12. a top surface; 13. a bottom surface; 14. a front face; 15. a rear side; 16. a first side surface; 17. a second side surface; 18. a first limit hole; 19. an ink outlet; 20. a second limiting hole; 2. an unlocking assembly; 21. an unlocking member; 211. a bevel; 22. a top rod; 23. an elastic member; 24. a first plunger; 25. a second plunger; 3. a protrusion; 4. a positioning column; 5. a liquid level prism; 6. a chip mounting portion; 7. a guide section; 100. an ink cartridge; 200. an installation part; 201. a snap-fit member; 202. a guide groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in the angle shown in fig. 1, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

It should be noted that the extending direction of the height of the ink cartridge is the first direction (the direction in which the bottom surface points to the top surface in fig. 1), i.e., the Z-direction in fig. 1, the extending direction of the width of the ink cartridge is the second direction, i.e., the X-direction in fig. 1, and the extending direction of the length of the ink cartridge is the third direction, i.e., the Y-direction in fig. 1.

Referring to fig. 1 to 3, fig. 1 is a perspective view of an ink cartridge provided in an embodiment of the present application;

FIG. 2 is a side perspective view of the ink cartridge of FIG. 1; fig. 3 is a top view of the ink cartridge of fig. 1. The ink cartridge 100 includes a cartridge body 1, an unlocking member 2 and a projection 3, the cartridge body 1 has an ink reservoir 10 and an unlocking installation chamber 11, and the ink reservoir 10 is used for containing ink. The projection 3 is attached to the cartridge 1 for snap-locking with the image forming apparatus. One part of the unlocking component 2 is movably arranged in the unlocking installation cavity 11, the other part of the unlocking component extends out of the box body 1, and when the ink box and the image forming device are unlocked, the unlocking component 2 is pulled or pressed, so that the ink box and the image forming device are unlocked.

In particular, the box 1 is substantially of rectangular parallelepiped conformation, consisting of six distinct faces, respectively a top face 12, a bottom face 13, a front face 14, a rear face 15, a first side face 16 and a second side face 17. Wherein, top surface 12 and bottom surface 13 set up oppositely, and preceding 14 sets up oppositely with back 15, and first side 16 sets up oppositely with second side 17, and top surface 12 links to each other with preceding 14, back 15, first side 16 and second side 17, and bottom surface 13 links to each other with preceding 14, back 15, first side 16 and second side 17. The image forming apparatus includes a mounting portion 200, in the process of mounting the ink cartridge 100, the ink cartridge 100 is mounted to the mounting portion 200 in a direction from a rear surface 15 to a front surface 14, when the ink cartridge 100 is mounted in the mounting portion 200, a top surface 12 is closer to a snap member 201 of the mounting portion 200 than a bottom surface 13, as shown in fig. 4, fig. 4 is a schematic perspective view of the ink cartridge in a mounted state provided in an embodiment of the present application.

Continuing to refer to fig. 2, the unlocking installation cavity 11 is disposed between the top surface 12 and the ink storage cavity 10, the unlocking assembly 2 includes an unlocking member 21, a push rod 22 and an elastic member 23, the unlocking member 21 and the push rod 22 are respectively movably disposed in the unlocking installation cavity 11, at least a portion of each of the unlocking member 21 and the push rod 22 extends out of the top surface 12, and the unlocking member 21 and the push rod 22 are disposed in a matching manner. The elastic piece 23 is arranged in the unlocking installation cavity 11, one end of the elastic piece 23 is connected with the bottom of the unlocking installation cavity 11, and the other end of the elastic piece 23 is connected with the bottom of the unlocking component 21. When the unlocking member 21 is pressed, the unlocking member 21 moves downward, and the driving rod 22 is displaced upward in the first direction, so that the ink cartridge is unlocked from the image forming apparatus.

Referring to fig. 5 and 6, fig. 5 is a schematic cross-sectional view of the ink cartridge of fig. 1; FIG. 6 is a perspective view of an unlocking member and a plunger in the ink cartridge of the present application. The first side surface 16 and the second side surface 17 are respectively provided with a first limiting hole 18, and the first limiting hole 18 is in an oval strip structure, and the extending direction of the first limiting hole is intersected with the first direction. The unlocking part 21 is movably connected with the first limit hole 18.

Further, the unlocking assembly 2 also comprises a first plunger 24. One end of the unlocking component 21 is arranged in the unlocking installation cavity 11, and in a natural state, a certain distance is reserved between one end, located in the unlocking installation cavity 11, of the unlocking component 21 and the rear wall 111 of the unlocking installation cavity 11, so that the unlocking component 21 can move in the unlocking installation cavity 11 in a certain range along the third direction, and the other end of the unlocking component 21 extends out of the top surface 12. The first insertion rod 24 is connected to two sides of the unlocking member 21 and movably embedded in the first limiting holes 18 of the first side surface 16 and the second side surface 17, and the first limiting holes 18 limit the moving direction of the unlocking member 21, so that the unlocking member 21 can move along the extending direction of the first limiting holes 18.

In the present embodiment, the extending direction of the first stopper hole 18 forms an angle α with the first direction, 15 ° < α < 90 °, and further α is 45 °. It is understood that, in other embodiments, the angle α between the extending direction of the first limiting hole 18 and the first direction may be other angles.

Further, the ejector rod 22 is in an L-shaped structure, one end of which is movably disposed in the unlocking installation cavity 11, and the other end of which penetrates through the top surface 12. The unlocking member 21 is provided with an inclined surface 211, the inclined surface 211 can be matched with the ejector rod 22, when the unlocking member 21 is pressed downwards, the unlocking member 21 moves along the extending direction of the first limiting hole 18, the inclined surface 211 is abutted to the ejector rod 22, the ejector rod 22 is driven by the inclined surface 211 to generate upward displacement in the first direction, and the ink box is unlocked with the image forming device.

Furthermore, the first side surface 16 and the second side surface 17 are respectively provided with a second limiting hole 20, the second limiting hole 20 is an elliptical long-strip structure, an included angle between the extending direction and the first direction is β, β is greater than or equal to 0 and less than 90 °, and refer to fig. 1. The unlocking assembly 2 further comprises a second inserted rod 25, the second inserted rod 25 is connected to two sides of the top rod 22 and movably embedded in the second limiting holes 20 of the first side surface 16 and the second side surface 17, and the moving direction of the top rod 22 is limited through the second limiting holes 20, so that the top rod 22 can move along the extending direction of the second limiting holes 20.

It is understood that, in other embodiments, the second limiting hole and the second inserting rod may not be provided, and the top rod 22 is pressed together with the unlocking installation cavity 11 by the unlocking component 21 to generate displacement in the first direction.

In specific implementation, in the process of taking the ink cartridge 100 out of the mounting portion 200, the unlocking member 21 is pressed downward (in a direction from the top surface to the bottom surface), due to the limitation of the first limiting hole 18 on the moving direction of the unlocking member 21, the unlocking member 21 is moved toward the rear wall 111 while being forced to push the elastic member 23 downward, the component force in the moving direction of the unlocking member 21 causes the push rod 22 to move upward along the second limiting hole 20, that is, to generate displacement in the first direction, and after the push rod 22 moves upward for a certain distance, the push rod 22 contacts with the engaging member 201 in the mounting portion 200 of the image forming apparatus and pushes the engaging member 201 to move upward, so that the engaging member 201 is disengaged from the engaging position of the protrusion 3, thereby facilitating the taking out of the ink cartridge 100.

Referring to fig. 7, fig. 7 is another schematic cross-sectional view of the ink cartridge of fig. 1. The front 14 of the box 1 is provided with an ink outlet 19, the ink box 100 further comprises a positioning column 4 and a liquid level prism 5, and the positioning column 4 and the liquid level prism 5 are respectively arranged on the front 14. The position of the ink outlet 19 is closer to the bottom surface 13 than the positioning column 4, and the ink in the ink cartridge can be input into the image forming apparatus through the ink outlet 19, and then is presented on the printing medium by the printing head of the image forming apparatus. The positioning post 4 is disposed close to the top surface 12 and provides an outward spring force during the removal of the ink cartridge. The liquid surface prism 5 is positioned between the ink outlet 19 and the positioning column 4, and the liquid surface prism 5 realizes the judgment of the ink storage amount in the ink cartridge 100 by the optical principle.

Further, the ink cartridge 100 further includes a chip mounting portion 6 and a guiding portion 7, the chip mounting portion 6 is disposed on the top surface 12, the chip mounting portion 6 is closer to the positioning post 4 relative to the bump 3, and the chip mounting portion 6 is used for mounting a chip dedicated to the ink cartridge for purposes of identifying the ink cartridge or recording data. The guide part 7 is arranged on the bottom surface 13, when the ink cartridge 100 is mounted on the mounting part 200 of the image forming device, the guide part 7 is matched with the guide groove 202 arranged on the mounting part 200, so that the ink cartridge 100 can be accurately mounted in the mounting part 200 of the image forming device, and the abrasion of the ink cartridge 100 caused by improper mounting is further reduced.

Based on the above embodiments, the present application further discloses another specific implementation, and the implementation differs from the above embodiments in that, referring to fig. 8 and 9, fig. 8 is a schematic cross-sectional view of an ink cartridge provided in another embodiment of the present application, and fig. 9 is a schematic cross-sectional view of the ink cartridge in fig. 8. In this embodiment, there is no elastic member, and when the unlocking member 21 is pulled upward, the unlocking member 21 drives the push rod 22 to displace upward in the first direction, so that the ink cartridge 100 is unlocked from the image forming apparatus. Furthermore, the first side surface 16 and the second side surface 17 are respectively provided with a first limiting hole 18, the first limiting hole 18 is of an oval long-strip structure and extends along the first direction, and the unlocking part 21 is movably connected with the first limiting hole 18.

Further, the unlocking assembly 2 further comprises a first insertion rod 24, the first insertion rod 24 is movably embedded in the first limiting hole 18, and the unlocking component 21 is movably connected with the first limiting hole 18 through the first insertion rod 24.

In specific implementation, in the process of taking out the ink cartridge 100 from the mounting portion 200, the unlocking member 21 is pulled upwards (in a direction from the bottom surface to the top surface), the unlocking member 21 can only move upwards along the first direction due to the limitation of the first limiting hole 18 on the moving direction of the unlocking member 21, the push rod 22 is moved upwards by a component force in the moving direction, after the push rod 22 moves upwards for a certain distance, the push rod 22 contacts with the clamping member 201 in the mounting portion 200 of the image forming apparatus and pushes the clamping member 201 to move upwards, so that the clamping member 201 is separated from the clamping position of the protrusion 3, and the ink cartridge 100 is convenient to take out.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An ink cartridge, comprising:

2. The ink cartridge as claimed in claim 1, wherein the cartridge body has a top surface and a bottom surface which are oppositely disposed, a front surface and a rear surface which are oppositely disposed, and a first side surface and a second side surface which are oppositely disposed, the top surface and the bottom surface being connected to the front surface, the rear surface, the first side surface and the second side surface, respectively;

3. The ink cartridge of claim 2, wherein the unlocking assembly further comprises an unlocking member, a portion of the unlocking member is movably disposed in the unlocking installation cavity, another portion of the unlocking member protrudes from the top surface, and the unlocking member is engaged with the eject bar;

4. The ink cartridge as claimed in claim 3, wherein the first side surface and the second side surface are respectively provided with a first position-limiting hole, the first position-limiting hole has an oval elongated structure and extends along a first direction, and the unlocking member is movably connected with the first position-limiting hole;

5. The ink cartridge as claimed in claim 3, wherein the unlocking assembly further comprises an elastic member, the elastic member is disposed in the unlocking installation cavity, one end of the elastic member is connected with the bottom of the unlocking installation cavity, and the other end of the elastic member is connected with the bottom of the unlocking member;

6. The ink cartridge as claimed in claim 5, wherein the first side surface and the second side surface are respectively provided with a first limiting hole, the first limiting hole has an oval elongated structure, the extending direction of the first limiting hole intersects with the first direction, and the unlocking member is movably connected with the first limiting hole.

7. The ink cartridge according to claim 6, wherein an angle α between an extending direction of the first stopper hole and the first direction is 15 ° < α < 90 °.

8. The ink cartridge as claimed in claim 4, 6 or 7, wherein the unlocking assembly further comprises a first insertion rod movably inserted into the first position-limiting hole, and the unlocking member is movably connected to the first position-limiting hole through the first insertion rod.

9. The ink cartridge as claimed in claim 2, wherein the first side surface and the second side surface are respectively provided with a second position-limiting hole having an oblong elongated structure; the unlocking assembly further comprises a second inserted rod movably embedded in the second limiting hole, and the ejector rod is movably connected with the second limiting hole through the second inserted rod.

10. The ink cartridge according to any one of claims 2 to 7, further comprising a chip mounting portion, a guide portion, a positioning column, an ink outlet, and a liquid level prism, wherein the chip mounting portion is provided on the top surface, the guide portion is provided on the bottom surface, and the positioning column, the ink outlet, and the liquid level prism are respectively provided on the front surface.