CN218257355U

CN218257355U - Ink box

Info

Publication number: CN218257355U
Application number: CN202120666417.7U
Authority: CN
Inventors: 陈伟健
Original assignee: Zhuhai Ninestar Management Co Ltd
Current assignee: Zhuhai Ninestar Management Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2023-01-10
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses an ink box, which comprises a printing head shell, an ink bag, an original chip, a recovery chip and an ink bag chip, wherein the ink bag is accommodated in the printing head shell; the ink bag chip is arranged on the ink bag, and at least one part of the connecting terminal of the ink bag chip is positioned in the notch under the state that the ink bag is installed in the printing head shell; the connection contact of the recovery chip is electrically connected to the connection terminal at the notch. When the ink bag is installed to the printing head shell, the connecting terminal of the ink bag chip is located in the notch and is electrically connected with the connecting contact on the recovery chip at the notch, so that the ink bag chip is directly electrically connected with the recovery chip of the printing head shell, the manufacturing cost of a conductor is saved, and the electrical connection efficiency between the ink bag chip and the recovery chip is improved.

Description

Ink box

Technical Field

The utility model relates to a printer technical field especially relates to an ink horn.

Background

Among the prior art, the inside of former abandonment ink horn is revised as the ink horn of a detachable ink sac to can be through changing ink sac reuse ink horn shell, resources are saved. Patent document CN112277475A discloses an ink cartridge comprising: a print head housing, an ink bag housing, and a first chip; the ink bag shell is accommodated in the printing head shell, the first chip is arranged on the outer wall of the printing head shell, and the first chip is used for being electrically connected with the original chip. As shown in fig. 22 of CN112277475A, the electrical connection between the second chip (ink bag chip) and the first chip (printhead housing recovery chip) needs to be realized by a length of conductor, which increases the manufacturing cost to some extent and also increases the risk of poor contact when connecting the chips.

SUMMERY OF THE UTILITY MODEL

According to one aspect of the utility model, an ink box is provided, which comprises a printing head shell, an ink bag, a primary chip, a recovery chip and an ink bag chip, wherein the ink bag is accommodated in the printing head shell, the recovery chip is arranged on the printing head shell and is electrically connected with the primary chip on the printing head shell, and a notch is arranged on the printing head shell;

the ink bag chip is arranged on the ink bag, and at least one part of a connecting terminal of the ink bag chip is positioned in the notch under the state that the ink bag is installed in the printing head shell;

the connection contact of the recovery chip is electrically connected to the connection terminal at the notch.

Preferably, the ink bag chip is provided on a side of the ink bag, the side being on a plane perpendicular to the second direction.

Preferably, the connection terminal is located on a face of the ink bag chip close to the second direction or a face away from the second direction.

Preferably, one side of the recovery chip, which is close to the notch, is provided with an extension section which is bent and extends into the notch, and the connection contact is arranged on the extension section.

Preferably, the recovery chip is disposed on a front wall of the print head housing in a first direction, and the extension section is bent and extended into the notch in a direction opposite to the first direction.

Preferably, the connection contact is located before or behind the connection terminal in the second direction.

Preferably, the ink bag chip extends in a first direction.

Preferably, the notch is disposed on a side of the printhead housing adjacent to the ink bag chip.

Preferably, the notch extends in a third direction.

Preferably, one surface of the recovery chip in the first direction is electrically connected to a printer, and the other surface thereof is electrically connected to the original chip.

The utility model has the advantages that: when the ink bag is installed to the printing head shell, the connecting terminal of the ink bag chip is located in the notch and is electrically connected with the connecting contact on the recovery chip at the notch, so that the ink bag chip is directly electrically connected with the recovery chip of the printing head shell, the manufacturing cost of a conductor is saved, and the electrical connection efficiency between the ink bag chip and the recovery chip is improved.

Drawings

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

FIG. 2 is a schematic view of another angle of the ink cartridge according to some embodiments of the present invention;

FIG. 3 is an exploded view of an ink cartridge according to some embodiments of the present invention;

fig. 4 is an angled schematic view of a printhead housing according to some embodiments of the present invention;

fig. 5 is a schematic view of another angle of a printhead housing according to some embodiments of the present invention;

fig. 6 is a schematic view of an angle of an ink bag according to some embodiments of the present invention;

FIG. 7 is an angle schematic view of an ink bag according to another embodiment of the present invention;

fig. 8 is a schematic structural view of a face cover according to some embodiments of the present invention;

fig. 9 is a schematic view of the recovery chip and the ink bag chip of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, in order to better describe the ink cartridge, a three-dimensional rectangular coordinate system XYZ shown in fig. 1 is set, wherein the + X axis direction is a first direction, the + Y axis direction is a second direction, the + Z axis direction is a third direction, the third direction is a vertical direction, and the first direction, the second direction and the third direction are perpendicular to each other; the positive direction of the coordinate axis is defined as "front" in the direction, the negative direction of the coordinate axis is defined as "rear" in the direction, for example, the positive direction along the X axis is "front" in the first direction, the negative direction along the X axis is "rear" in the first reverse direction, and the other two directions are similarly defined.

Fig. 1-2 schematically show an ink cartridge according to an embodiment of the present invention. As shown in the figure, the apparatus includes a head case 1, an ink bag 2, a face cover 3, a raw chip 4, a recovery chip 5, and an ink bag chip 6.

As shown in fig. 1 to 5, a printhead housing 1, which is open at the top and has a cavity inside, for accommodating an ink bag 2; the cross-sectional shape of the cavity of the print head housing 1 may be a regular shape such as a square or a rectangle, or may be other irregular shapes, which is not limited in this embodiment; in addition, the size of the cavity of the print head shell 1 is not limited in the embodiment, and the size of the cavity is related to the model of the printer; the sectional shape and size of the outer wall of the ink bag 2 are set appropriately so that the ink bag 2 can be accommodated in the head case 1. Meanwhile, the cross-sectional shape and size of the side wall of the printing head housing 1 are reasonably set, so that the printing head housing 1 can be accommodated in the printer body.

The bottom of the print head housing 1 is provided with a print head 11 and an ink supply port, and the side wall of the print head housing 1 is provided with a primary chip 4, specifically, the primary chip 4 is arranged outside the front wall 1a of the print head housing 1.

As shown in fig. 3 and 4, a notch 12 is provided on a side wall of the printhead housing 1, the side wall is a wall around the printhead housing 1, specifically, the printhead housing 1 is provided with a notch 12 on a front wall 1a in the first direction, the notch 12 is specifically a through hole penetrating through the front wall 1a of the printhead housing 1, the notch 12 may be a rectangular through hole, a length direction of the notch extends along a third direction, the third direction is also a length direction of the front wall 1a of the printhead housing 1, that is, the notch 12 extends downward from a top of the front wall 1a along the third direction, the notch 12 is provided on the printhead housing 1 to form three cross sections, which are a first cross section 12a near the second direction, a second cross section 12b far away from the second direction and opposite to the first cross section, and a third cross section 12c connecting the first cross section 12a and the second cross section 12b and located in the third direction, and the first cross section 12a and the second cross section 12b are located on a plane perpendicular to the second direction. The notch 12 may also be a through hole of another regular or irregular geometric shape, and the notch 12 is used for electrically connecting the recovery chip 5 and the ink bag chip 6 at the notch 12, so that the length of the notch 12 in the third direction can be greater than or equal to the length of the portion of the recovery chip 5 and the ink bag chip 6 entering the notch 12, the width of the notch 12 in the second direction can be greater than or equal to the sum of the widths of the portion of the recovery chip 5 and the ink bag chip 6 entering the notch 12, the opening of the notch 12 may meet the above requirements for length and width, and the specific shape of the notch is not limited in this embodiment. The position of the notch 12 may be located on the front end side or the rear end side of the front wall 1a in the second direction, the position of the notch 12 corresponding to the position of the ink bag chip 6. The notch 12 may be opened on either side of the original chip 4 in the second direction.

As shown in fig. 1 to 3, 6 and 7, the ink bag 2 is open at the top and has a cavity therein, the cavity in the ink bag 2 is used for containing ink, and the top of the ink bag 2 is provided with a face cap 3 for sealing the top opening of the ink bag 2. The ink bag 2 may be substantially rectangular parallelepiped, may be regular such as a cube, or may be irregular in other shapes, which is not limited in the present embodiment.

As shown in fig. 6, the ink bag 2 is provided at the bottom with an ink outlet 21 for leading ink to the print head 11 for printing, and in a state where the ink bag 2 is mounted to the head case 1, the ink feed port of the head case 1 communicates with the ink outlet 21 correspondingly to constitute an ink path communicating with the print head 11.

As shown in fig. 8, the face cover 3 is provided on the top of the ink bag 2 to seal the ink bag 2, and the face cover 3 is provided with an engaging portion 31, an air vent 32, an air vent groove 33, and an ink filling hole 34. The engaging portion 31 is used to engage with the printer body, so that the ink cartridge is mounted and fixed in the printer body. The surface cover 3 is fixed to the top of the print head housing 1 by engagement, specifically, engagement may be achieved by engagement of a rib and a groove. The air vent 32 is used for guiding air in the ink bag 2, and the air vent 32 is communicated with the inside of the ink bag 2, so that air pressure between the ink bag 2 and the external environment is balanced, and ink can flow out smoothly. Annotate inside the china ink hole 34 can communicate the china ink bag 2 for inject the ink into inside the china ink bag 2, through annotating the china ink hole 34 to the inside ink that injects of china ink bag 2, easy operation is convenient. One end of the air guide groove 33 is communicated with the air guide hole 32, and the other end of the air guide groove 33 is provided with an opening communicated with the outside. The air guide hole 32, the air guide groove 33 and the opening form an air guide system for balancing the pressure difference between the ink bag 2 and the outside air.

As shown in fig. 1 to 3, 6 to 7, and 9, the ink bag chip 6 is provided on a side surface of the ink bag 2, the side surface being on a plane perpendicular to the second direction, and preferably, the ink bag chip 6 is provided on a first side surface 2b of the ink bag 2 in the second direction, and may be fixed to the first side surface 2b by welding, adhesion, or the like. The ink bag chip 6 may be a rectangular plate, the length direction of which extends along the third direction and is matched with the length of the notch 12 in the third direction, and the width direction of which extends along the first direction, that is, the rear side of the ink bag chip 6 along the first direction is fixed on the front end side of the first side surface 2b of the ink bag 2 along the first direction, and the front end of the ink bag chip 6 along the first direction extends and protrudes out of the front wall 2a of the ink bag 2 along the first direction. Correspondingly, the notch 12 is provided on the front end side of the front wall 1a of the head housing 1 in the second direction. The ink bag chip 6 is provided with a connection terminal 61 on a front end side surface in the first direction, and at least a part of the ink bag chip 6 is located in the notch 12 of the head case 1 in a state where the ink bag 2 is attached to the head case 1, specifically, the connection terminal 61 or a part of the connection terminal 61 is located in the notch 12. The connection terminal 61 may be provided on a surface of the ink bag chip 6 close to the second direction, that is, the connection terminal 61 is also oriented in the second direction (as shown in fig. 6), and in a state where the ink bag 2 is mounted to the head casing 1, the connection terminal 61 is close to the first cross-section 12a of the notch 12. The ink bag chip 6 may be in a regular shape such as a square plate shape, or may be in other irregular shapes, which is not limited in this embodiment.

Alternatively, the ink bag chip 6 may be fixed to the second side 2c of the ink bag 2 in the direction opposite to the second direction. The second side surface 2c is a surface of the ink bag 2 which is disposed opposite to the first side surface 2 b. Accordingly, the notch 12 opens on the rear end side of the head housing 1 in the second direction at the front wall 1 a.

Alternatively, the ink bag chip 6 may be fixed to the front wall 2a of the ink bag 2 in the first direction, and may be provided on the front end side or the rear end side of the front wall 2a of the ink bag 2 in the second direction.

As shown in fig. 1 to 5 and 9, the recovery chip 5 is disposed on a side wall of the print head housing 1, specifically, on the front wall 1a of the print head housing 1, that is, one surface of the recovery chip 5 in the first direction is electrically connected to the printer, the other surface is electrically connected to the original chip 4, at least a portion of the recovery chip 5 is in contact with the original chip 4 for electrical connection, and specifically, a portion of the recovery chip 5 covers the outer side of the original chip 4 for electrical contact connection.

Alternatively, the portion of the recovered chip 5 connected to the original chip 4 may be located between the original chip 4 and the front wall 1a of the head casing 1.

As shown in fig. 4 and 5, one side of the recovery chip 5 close to the notch 12 is provided with an extension section 51 extending into the notch 12 in a bent manner, that is, the front end side of the recovery chip 5 in the second direction extends into the notch 12 in a direction opposite to the first direction, the portion extending into the notch 12 in a bent manner is the extension section 51, the extension section 51 and the ink bag chip 6 are parallel to each other (parallel to the extension line in the first direction), the extension section 51 is provided with a connection contact 52, that is, the connection contact 52 is located in the notch 12, and the connection contact 52 is in contact with a connection terminal 61 of the ink bag chip 6 also located in the notch 12, so that electrical connection is performed.

The connection contact 52 is located at the rear end side of the extension 51 in the second direction, i.e. the connection contact 52 is directed in the opposite direction to the second direction. In a state where the ink bag 2 is attached to the head case 1, the connection contacts 52 are in contact with and electrically connected to the connection terminals 61.

The outer side of the bent part of the recovery chip 5 can be provided with an arc transition section.

As shown in fig. 5, optionally, a pushing member 7 may be further disposed in the notch 12, the pushing member 7 may be a strip-shaped elastic body, specifically, rubber or a soft plastic material with elasticity, and the pushing member 7 is disposed in the notch 12 along the third direction and is located on one side of the extending section 51 of the ink bag chip 6 and/or the recovery chip 5 in the second direction, that is, in the second direction, the pushing member 7, the ink bag chip 6, and the extending section 51 are sequentially attached and arranged. Under the action of the elastic force of the pushing member 7, the connection contact 52 on the extension section 51 and the connection terminal 61 of the ink bag chip 6 can be kept in good contact, and the reliability of the electrical connection is ensured. In the second direction, the ink bag chip 6, the extension section 51 and the pushing member 7 may be sequentially attached and arranged to achieve the same technical effect. The two pushing parts 7 are respectively located at two sides of the outer sides of the extending section 51 and the ink bag chip 6 in the second direction, and the two sides push the extending section 51 and the ink bag chip 6 at the same time, so that the same technical effect can be achieved. The pushing part 7 can be fixed in the notch 12 by welding or sticking.

Alternatively, the connection terminal 61 of the ink bag chip 6 may be disposed on the surface of the ink bag chip 6 away from the second direction, that is, the connection terminal 61 is oriented in the direction opposite to the second direction (as shown in fig. 7), and in the state where the ink bag 2 is mounted to the head casing 1, the connection terminal 61 is close to the second cross section 12b of the notch 12, and correspondingly, the connection contact 52 of the recovery chip 5 is located on the front end side of the extension 51 in the second direction, that is, the connection contact 52 is oriented in the second direction, and this arrangement also enables the connection contact 52 to be electrically connected to the connection terminal 61 in the state where the ink bag 2 is mounted to the head casing 1.

In some other embodiments, as shown in fig. 3, a side surface of the ink bag 2 is provided with a card slot 22 for mounting the ink bag chip 6, specifically, the card slot 22 is provided on the first side surface 2b of the ink bag 2 and is located on a front end side of the ink bag 2 in the first direction, a depth of the card slot 22 in the second direction determines a position of the notch 12, so that the ink bag chip 6 can extend into the notch 12, if the depth of the card slot 22 in the second direction is larger, the ink bag chip 6 is mounted on the card slot 22 and is further away from the second direction, and the position of the notch 12 is also adaptively set at a position of the printhead housing 1 further away from the second direction. In addition, the depth of the card slot 22 in the second direction also determines the position of the ink bag chip 6 in the notch 12, and if the depth of the card slot 22 in the second direction is smaller, the ink bag chip 6 is closer to the first cross section 12a in the notch 12; adjusting the depth of the card slot 22 in the second direction enables the ink bag chip 6 to be close to the first section 12a or the second section 12b of the notch 12 or enables the ink bag chip 6 to be located at any position between the first section 12a and the second section 12 b.

Alternatively, the catching groove 22 may be provided on the second side 2c of the ink bag 2.

The utility model discloses an ink box, directly set up ink bag chip 6 on a side of ink bag 2, and offer the breach 12 of chip same position size in the position that corresponds on beating printer head casing 1, so that ink bag 2 is installed to when beating printer head casing 1, connecting terminal 61 of ink bag chip 6 can inlay on this breach 12, and be connected contact 52 electricity in breach 12 department and the recovery chip 5 that is located breach 12 one side, thereby realize that ink bag chip 6 is direct to be connected with printer head casing 1 recovery chip 5 electricity, the manufacturing cost of conductor has been saved, the electric connection efficiency between ink bag chip 6 and the recovery chip 5 has still been improved simultaneously.

The recycling cartridge can be manufactured by the following process: a notch 12 is arranged on one side, located on an original chip 4, of a recovered printing head shell 1, a recovered chip 5 is covered on the original chip 4, so that the recovered chip 5 is electrically connected with a corresponding contact on the original chip 4, one side, close to the notch 12, of the recovered chip 5 is bent and extended to the notch 12 in a direction opposite to the first direction, and a connecting contact 52 is arranged on an extending section 51 of the recovered chip 5 bent to the notch 12; the ink bag 2 is mounted in the head case 1 by providing the ink bag chip 6 on one side of the ink bag 2 and providing the connection terminals 61 on the ink bag chip 6, and at this time, the connection terminals 61 of the ink bag chip 6 are positioned in the notches 12 and are brought into contact with the connection contacts 52 on the extension 51 of the recovery chip 5 bent into the notches 12 to make electrical connection (as shown in fig. 9).

When the ink cartridge is used for printing, the printer sends an instruction for reading the ink volume, the ink cartridge chip 6 and the recovery chip 5 simultaneously receive the instruction of the printer, the ink cartridge chip 6 feeds back ink volume information to the printer at the moment, the recovery chip 5 feeds back information that the residual ink volume in the ink cartridge is 0 to the printer, and the printer receives a superposed signal of the two chips and recognizes the superposed signal as the required ink volume information.

The printer acquires the ink information stored in the ink bag chip 6 through the recovery chip 5 and the ink bag chip 6, calculates the ink consumption according to the printing condition, further obtains the residual ink amount in the ink bag 2, and stores the residual ink amount in the ink bag chip 6; after the printer reads the information that the ink amount is 0, the printer prompts that the ink is exhausted, prompts a user to replace the ink box, and at the moment, only the ink bag 2 in the printer needs to be replaced, so that the printer head shell 1 is repeatedly utilized, resources are saved, and environmental pollution is avoided.

In the description of the present invention, unless explicitly stated or limited otherwise, the terms "first", "second" 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 otherwise specified or indicated; the terms "connected", "fixed", and the like are to be construed broadly and may, for example, be fixed or removable or integral or electrical; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, it should be understood that the terms "front", "back", "upper" and "lower" used in the embodiments of the present invention are used in the angle shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it will also be understood that when an element is referred to as being "directly connected to" or "directly behind" another element, it can also be indirectly connected to "directly" or "directly behind" the other element through intervening elements.

The above are only some embodiments of the present invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. An ink box, includes and beats printer head shell, ink bag, former chip, retrieves chip and ink bag chip, the ink bag holds in beat printer head shell, it sets up to retrieve the chip and beat printer head shell on, with beat printer head shell on former chip electricity be connected, its characterized in that:

a notch is arranged on the side wall of the printing head shell;

2. The ink cartridge according to claim 1, wherein: the ink bag chip is disposed on a side of the ink bag, the side being on a plane perpendicular to the second direction.

3. The ink cartridge according to claim 2, wherein: the connecting terminal is positioned on the surface of the ink bag chip close to the second direction or the surface far away from the second direction.

4. The ink cartridge according to claim 1, characterized in that: retrieve the chip and be close to one side of breach is equipped with the bending extension and extends to extension in the breach, connecting contact sets up on the extension.

5. The ink cartridge according to claim 4, wherein: the recovery chip is arranged on the front wall of the printing head shell in the first direction, and the extension section is bent and extended into the notch along the direction opposite to the first direction.

6. The ink cartridge according to claim 4, characterized in that: the connection contact is located in front of or behind the connection terminal in the second direction.

7. The ink cartridge according to any one of claims 1 to 6, wherein: the ink bag chip extends in a first direction.

8. The ink cartridge according to claim 7, wherein: the notch is arranged on one side of the printing head shell close to the ink bag chip.

9. The ink cartridge according to claim 8, wherein: the notch extends in a third direction.

10. The ink cartridge according to claim 1, wherein: one surface of the recovery chip in the first direction is electrically connected with a printer, and the other surface of the recovery chip is electrically connected with the original chip.