CN217574546U - Ink cartridge and ink jet printer - Google Patents
Ink cartridge and ink jet printer Download PDFInfo
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- CN217574546U CN217574546U CN202221669810.2U CN202221669810U CN217574546U CN 217574546 U CN217574546 U CN 217574546U CN 202221669810 U CN202221669810 U CN 202221669810U CN 217574546 U CN217574546 U CN 217574546U
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- ink cartridge
- positioning
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Abstract
The utility model provides an ink horn and ink jet printer relates to and prints technical field. The ink box comprises a shell and a chip; the shell is provided with an upper surface and a front surface, and the front surface is provided with an ink outlet; the chip includes an electrical connection portion, a positioning portion, and a mounting portion, the connection portion being connected between the electrical connection portion and the positioning portion, the connection portion being a flexible connection portion, the electrical connection portion being mounted on the upper surface; the front surface is provided with a chip positioning part, and the mounting part is matched with the chip positioning part so that the positioning part and the chip positioning part are positioned and mounted. An ink jet printer includes an ink cartridge. The positioning part of the chip and the positioning part of the chip on the shell are positioned and installed, so that the installation precision of the chip can be improved, and the chip and the contact pins can be kept in a stable electric connection relation.
Description
Technical Field
The utility model relates to a print technical field, especially relate to an ink horn and ink jet printer.
Background
An ink cartridge is a component for storing printing ink in an ink jet printer, and is one of important components in an ink jet printer. The ink cartridge can be detachably mounted in an attachment unit of the ink jet printer, and ink is supplied to the attachment unit of the ink jet printer through the ink cartridge, so that the ink jet printer can perform normal printing work.
In the related art, an ink cartridge includes a housing having an upper surface, a front surface and a rear surface, and a chip mounted on the upper surface of the housing, the chip being disposed adjacent to the front surface, the chip being configured to be connected to corresponding contact pins on an attachment unit of an ink jet printer to establish electrical connection between the ink cartridge and the attachment unit.
However, when a small chip is mounted on the housing, a problem of poor mounting accuracy arises.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ink horn and ink jet printer to when solving less chip and installing on the casing, the relatively poor problem of installation accuracy can appear.
In one aspect, the present invention provides an ink cartridge, comprising a housing and a chip;
the housing has an upper surface and a front surface, the front surface having an ink outlet provided thereon for supplying ink to an attachment unit of an inkjet printer;
the chip includes an electrical connection portion, a positioning portion, and a mounting portion, the connection portion being connected between the electrical connection portion and the positioning portion, the connection portion being flexible, the electrical connection portion being mounted on the upper surface, the positioning portion being mounted on the front surface, the mounting portion being at least partially on the positioning portion, the electrical connection portion being for contact with contact pins of an attachment unit of an inkjet printer to form an electrical connection;
the front surface is provided with a chip positioning part, and the mounting part is matched with the chip positioning part so that the positioning part and the chip positioning part are positioned and mounted.
Optionally, the electrical connection portion includes a first circuit board and at least one terminal, the positioning portion is a second circuit board, the connection portion is a third circuit board, and the first circuit board, the second circuit board, and the third circuit board are electrically connected.
Optionally, the first circuit board, the second circuit board and the third circuit board are all flexible circuit boards.
Optionally, chip location portion has chip location mouth, the installation department is the installing port, the installing port with chip location mouth cooperatees.
Optionally, the mounting opening is a polygonal mounting opening.
Optionally, the electrical connection portion is disposed proximate the front surface and the positioning portion is disposed proximate the upper surface.
Optionally, the housing further has a lower surface and a rear surface, the upper surface and the lower surface being disposed opposite to each other in a height direction of the housing, and the front surface and the rear surface being disposed opposite to each other in a length direction of the housing.
Alternatively, an operating portion, a locking portion, an ink amount detecting portion, and an attachment detecting portion are provided on the upper surface, the operating portion, the locking portion, the ink amount detecting portion, the attachment detecting portion, and the electrical connecting portion being provided in this order in a direction in which the rear surface of the housing is directed toward the front surface.
Optionally, the chip positioning portion is located above the ink outlet.
In another aspect, the present invention provides an ink jet printer, comprising: an attachment unit and the ink cartridge as described above;
the ink cartridge is detachably mounted in the attachment unit.
The utility model provides an ink box and an ink-jet printer, wherein, the ink box comprises a shell and a chip; the shell is provided with an upper surface and a front surface, and the front surface is provided with an ink outlet; the chip includes an electrical connection portion, a positioning portion, and a mounting portion, the connection portion being connected between the electrical connection portion and the positioning portion, the connection portion being flexible, the electrical connection portion being mounted on the upper surface, the mounting portion being at least partially located on the positioning portion; the front surface is provided with a chip positioning part, and the mounting part is matched with the chip positioning part so that the positioning part and the chip positioning part are positioned and mounted. The positioning part of the chip and the positioning part of the chip on the shell are positioned and installed, so that the installation precision of the chip can be improved, and the chip and the contact pins can be kept in a stable electric connection relation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described 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 the drawings without inventive labor.
Fig. 1 is a schematic structural diagram of an ink cartridge according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the ink cartridge of FIG. 1;
FIG. 3 is a schematic view of a portion of the ink cartridge of FIG. 1;
FIG. 4 is a schematic diagram of the chip of FIG. 1;
FIG. 5 is a schematic view of the attachment unit of the ink cartridge of FIG. 1 to an ink jet printer;
FIG. 6 is a partial schematic structural view of an attachment unit of the ink cartridge to the ink jet printer in FIG. 5;
fig. 7 is a schematic sectional view showing the structure of the ink cartridge of fig. 5 attached to the attachment unit of the ink jet printer.
Description of reference numerals:
10-a housing;
101-upper surface;
102-a lower surface;
103-a front surface;
1031-first recess;
1032-a chip positioning portion;
104-rear surface;
105-left surface;
106-right surface;
107-ink outlet;
108-a movable member;
20-chip;
21-an electrical connection;
2111-first base surface;
212-a terminal;
22-a positioning portion;
23-a linking moiety;
24-a mounting portion;
30-an operating part;
40-a locking portion;
401-a joint plane;
402-a locking surface;
50-ink amount detecting section;
60-mounting a detection part;
200-an attachment unit;
201-locking lever;
202-a stylus;
203-identification rod.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to 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 specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second 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., are intended to 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 invention. 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. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
In the related art, an ink cartridge includes a housing having an upper surface, a front surface and a rear surface, and a chip mounted on the upper surface of the housing, the chip being disposed adjacent to the front surface, the chip being configured to be connected to corresponding contact pins on an attachment unit of an ink jet printer to establish electrical connection between the ink cartridge and the attachment unit. However, when a small chip is mounted on the housing, a problem of poor mounting accuracy occurs.
In order to solve the above problems, the present invention provides an ink cartridge and an ink jet printer, wherein the ink cartridge includes a housing and a chip; the shell is provided with an upper surface and a front surface, and the front surface is provided with an ink outlet; the chip comprises an electric connection part, a positioning part and a mounting part, wherein the connection part is connected between the electric connection part and the positioning part, the connection part is flexible, the electric connection part is mounted on the upper surface, and the mounting part is at least partially positioned on the positioning part; the front surface is provided with a chip positioning part, and the mounting part is matched with the chip positioning part so that the positioning part and the chip positioning part are positioned and mounted. The positioning part of the chip and the positioning part of the chip on the shell are positioned and installed, so that the installation precision of the chip can be improved, and the stable electrical connection relation between the chip and the contact pins can be kept.
The ink cartridge and the ink jet printer provided by the embodiment of the present invention will be described in detail with reference to the following embodiments.
Fig. 1 is a schematic structural diagram of an ink cartridge according to an embodiment of the present invention; FIG. 2 is a schematic cross-sectional view of the ink cartridge of FIG. 1; FIG. 3 is a schematic view of a portion of the ink cartridge of FIG. 1; FIG. 4 is a schematic diagram of the chip shown in FIG. 1; FIG. 5 is a schematic view of the attachment unit of the ink cartridge of FIG. 1 to an ink jet printer; FIG. 6 is a partial schematic structural view of an attachment unit of the ink cartridge to the ink jet printer in FIG. 5; fig. 7 is a schematic sectional view showing the structure of the ink cartridge of fig. 5 attached to the attachment unit of the ink jet printer. It should be noted that the schematic structural diagram in fig. 3 is a schematic structural diagram of the ink cartridge in fig. 1 after the chip is removed.
As shown in fig. 1, an embodiment of the present invention provides an ink cartridge, which includes a housing 10 and a chip 20. And establishing a rectangular coordinate system for the ink box. As shown in fig. 1, the ink cartridge mounting direction is the front side of the ink cartridge, that is, the direction indicated by the arrow + X; the opposite direction in which the ink cartridge is mounted is the rear side of the ink cartridge, that is, the direction indicated by the arrow-X; the upper side of the ink cartridge when the ink cartridge is mounted is the upper side of the ink cartridge, that is, the direction indicated by the arrow + Z; the lower side of the ink cartridge when mounted, i.e., the direction indicated by arrow-Z; the left side of the ink cartridge when installed is the left side of the ink cartridge, i.e., the direction indicated by arrow + Y; the right side of the ink cartridge when mounted is the right side of the ink cartridge, i.e., the direction indicated by arrow-Y.
Wherein the case 10 has a chamber for containing ink. As shown in fig. 1, the housing 10 has an upper surface 101, a lower surface 102, a front surface 103, a rear surface 104, a left surface 105, and a right surface 106. The vertical direction of the housing 10 is the height direction of the housing 10; the front-rear direction of the housing 10 is the length direction of the housing 10; the left-right direction of the housing 10 is the width direction of the housing 10.
The upper surface 101 and the lower surface 102 are oppositely disposed in the height direction of the housing 10, the front surface 103 and the rear surface 104 are oppositely disposed in the length direction of the housing 10, and the left surface 105 and the right surface 106 are oppositely disposed in the width direction of the housing 10.
As shown in fig. 1, the front surface 103 is provided with an ink outlet 107, and the ink outlet 107 is used to supply ink to an attachment unit 200 of the inkjet printer. Specifically, the front surface 103 is formed with a first recess 1031 that is concave toward the rear surface 104, and the ink outlet 107 is located on the first recess 1031. As shown in fig. 7, the attachment unit 200 is provided with a mounting chamber in which the ink cartridge is mounted. When the ink cartridge is mounted to the mounting chamber of the attachment unit 200, the ink needle on the mounting chamber enters the ink outlet 107 so that the ink within the housing 10 can flow to the end of the ink needle.
As shown in fig. 4 and 6, the chip 20 includes an electrical connection portion 21, a positioning portion 22, a connection portion 23, and a mounting portion 24, the connection portion 23 being connected between the electrical connection portion 21 and the positioning portion 22, the connection portion 23 being flexible, the electrical connection portion 21 being mounted on the upper surface 101, the positioning portion 22 being mounted on the front surface 103, the mounting portion 24 being at least partially on the positioning portion 22, the electrical connection portion 21 being for contact with contact pins 202 of an attachment unit of an inkjet printer to form an electrical connection.
The electrical connection portion 21 may be disposed near the front surface 103 of the housing 10 at the upper surface 101 of the housing 10, and the positioning portion 22 may be disposed near the upper surface 101 of the housing 10 at the front surface 103 of the housing 10.
The front surface 103 of the casing 10 is provided with a chip positioning portion 1032, and the mounting portions 24 are fitted with the chip positioning portion 1032 to position-mount the positioning portions 22 with the chip positioning portion 1032. The chip positioning portion 1032 may be located above the ink outlet 107.
The chip positioning portion 1032 is a second recess formed with a recess on the front surface 103 toward the rear surface 104.
Note that the attachment unit 200 is provided with four mounting cavities for mounting ink cartridges containing different colors of ink. As shown in fig. 7, one recognition lever 203 is provided for each mounting chamber, and when the ink cartridge is mounted to the mounting chamber of the attachment unit 200, the recognition lever 203 enters the chip positioning portion 1032. Preferably, the chip positioning portions 1032 of the ink cartridges accommodating different color inks are different in cross section in the front-rear direction of the case 10, the chip positioning portions 1032 of each ink cartridge correspond one-to-one to the recognition bars 203 of the attachment unit 200, and the color of the ink accommodated in the ink cartridge can be recognized by matching the chip positioning portions 1032 of the ink cartridges with the recognition bars 203 of the attachment unit 200.
As shown in fig. 4 and 6, the electrical connection portion 21 is provided with terminals 212 for contacting the contact pins 202 of the attachment unit.
The electrical connection portion 21 may be fixed to the upper surface 101 of the housing 10 by means of adhesion, welding, or the like. The positioning portion 22 may be fixed on the front surface 103 of the housing 10 by means of adhesion, welding, or the like.
The connection portion 23 is flexible, the connection portion 23 can be bent, and the connection portion 23 can be fixed on the housing 10 by means of adhesion, welding, and the like.
The mounting portion 24 may be located entirely on the locating portion 22. The mounting portion 24 may also be located partially on the positioning portion 22 and partially on the connecting portion 23. The mounting portion 24 may be partially located on the positioning portion 22 and partially located on the connecting portion 23 and the electrical connection portion 21.
The mounting portion 24 may be a mounting opening or a protrusion, which is not specifically provided herein.
The embodiment of the utility model provides an ink box includes casing 10 and chip 20, through the location portion 22 of chip 20 and the location installation of chip location portion 1032 on the casing 10, can improve the installation accuracy of chip to can make between chip and the contact pilotage remain stable electric connection relation.
Alternatively, as shown in fig. 4, the electrical connection part 21 includes a first circuit board and at least one terminal 212, the positioning part 22 is a second circuit board, the connection part 23 is a third circuit board, and the first circuit board, the second circuit board, and the third circuit board are electrically connected.
The first circuit board is approximately in the shape of a cuboid. The first circuit board may be fixed on the upper surface 101 of the housing 10 by means of adhesion, soldering, or the like. The first circuit board can be a solid circuit board or a flexible circuit board.
The kind of the terminal 212 may be one or more of a data terminal, a power terminal, a ground terminal, a clock terminal, a reset terminal, an installation detection terminal, a high voltage terminal, and the like. The size and shape of the terminals 212 are not specifically set here.
The second circuit board is substantially in the shape of a rectangular parallelepiped. The second circuit board may be fixed on the front surface 103 of the housing 10 by means of gluing, soldering, or the like. The second circuit board can be a hard circuit board or a flexible circuit board.
The third circuit board may be a flexible circuit board.
In an alternative embodiment, the electrical connection portion 21 includes a first circuit board and four terminals 212, the positioning portion 22 is a second circuit board, the connection portion 23 is a third circuit board, and the first circuit board, the second circuit board, and the third circuit board are all flexible circuit boards and are integrally formed.
In another alternative embodiment, the electrical connection portion 21 includes a first circuit board and four terminals 212, the positioning portion 22 is a second circuit board, the connection portion 23 is a third circuit board, the first circuit board and the second circuit board are both hard circuit boards, the third circuit board is a flexible circuit board, the first circuit board has a first base surface 2111 and a second base surface, the four terminals 212 are disposed on the first base surface 2111, and the third circuit board is fixedly connected to the second base surface and the second circuit board by means of adhesion. The surface of the first circuit board on which the terminals 212 are provided is a first base surface 2111; the surface of the first circuit board connected to the connection portion 23 is a second base surface.
Alternatively, the chip positioning portion 1032 has a chip positioning opening, and the mounting portion 24 may be a mounting opening that is fitted with the chip positioning opening. The chip 20 can be positioned on the housing 10 by matching the chip positioning opening and the mounting opening.
Wherein, the mounting opening can be a polygonal mounting opening. In other implementations, the shape of the mounting opening can be other shapes as well. The shape of the chip positioning opening is matched with that of the mounting opening.
In an alternative embodiment, as shown in fig. 3 and 4, the mounting openings are all located on the positioning portion 22, the mounting openings are square mounting openings, the chip positioning openings are square chip positioning openings, the length of the sides of the square mounting openings is equal to the length of the sides of the square chip positioning openings, and the four sides of the square mounting openings are aligned with the four sides of the square chip positioning openings, so that the chip positioning openings and the mounting openings are matched.
It should be noted that, a groove may be disposed at an edge of the chip positioning opening, and the mounting portion 24 may be a protrusion, and the positioning of the chip 20 on the housing 10 is realized by the cooperation of the groove and the protrusion.
Optionally, a circuit module is further disposed on the chip 20, and the circuit module includes one or more components of a controller, a memory, a capacitor, an electric energy storage device, and the like. The memory is used for storing relevant information of the ink box, including ink box capacity information, ink box manufacturer information, production date, serial number and the like. The electrical energy storage device can be used to provide the memory with the voltage required for its operation when needed to maintain the operation of the memory. The circuit module may be provided on the electrical connection portion 21, on the positioning portion 22, or on the connection portion 23, and is not specifically provided here.
Alternatively, as shown in fig. 1, the operating portion 30, the lock portion 40, the ink amount detecting portion 50, and the attachment detecting portion 60 are provided on the upper surface 101 of the housing 10, and the operating portion 30, the lock portion 40, the ink amount detecting portion 50, the attachment detecting portion 60, and the electrical connecting portion 21 are provided in this order in a direction in which the rear surface 104 of the housing 10 is directed to the front surface 103.
The operation portion 30 may be a handle. The operation unit 30 can rotate the ink cartridge around the ink outlet 107 of the casing 10. Specifically, when the ink outlet 107 of the housing 10 abuts against the ink needle on the mounting chamber, the pressing operation portion 30 can rotate the ink cartridge about the ink outlet 107 of the housing 10.
As shown in fig. 1 and 2, the lock portion 40 has an engagement surface 401 and a lock surface 402, the engagement surface 401 is connected to the lock surface 402 in the longitudinal direction of the housing 10, the engagement surface 401 and the lock surface 402 are not in the same plane, the lock surface 402 may be a curved surface, the engagement surface 401 may be a curved surface, and the lock surface 402 is located below the engagement surface 401 in the height direction of the housing 10.
As shown in fig. 2, 5 and 6, when the ink cartridge is mounted to the attachment unit 200, the ink cartridge is pushed from the rear surface 104 of the housing 10 in the mounting direction of the ink cartridge, the locking portion 40 of the ink cartridge abuts against the locking lever 201, the ink outlet 107 of the housing 10 abuts against the ink needle on the mounting chamber, the ink cartridge continues to move toward the mounting chamber of the attachment unit 200, the ink cartridge rotates around the ink outlet 107 of the housing 10 as a shaft center under the abutting force of the locking lever 201 and the engagement surface 401, and the locking lever 201 can slide to the locking surface 402 along the engagement surface 401 by the rotation of the ink cartridge, so that the locking lever 201 abuts against the locking surface 402, and the ink cartridge is locked in the attachment unit 200.
When the ink cartridge is mounted to the attachment unit 200, one end of the lower surface 102 of the casing 10 close to the front surface 103 abuts against the bottom of the mounting chamber of the attachment unit 200, and a gap is provided between one end of the lower surface 102 of the casing 10 far from the front surface 103 and the bottom of the mounting chamber of the attachment unit 200, so that when the locking portion 40 of the ink cartridge abuts against the locking lever 201 and the ink outlet 107 of the casing 10 abuts against the ink needle on the mounting chamber, the ink outlet 107 of the casing 10 is defined by the ink needle on the mounting chamber, and the ink cartridge can be rotated about the ink outlet 107 of the casing 10 by the abutting force of the locking lever 201 and the engagement surface 401.
When the ink cartridge is detached from the attachment unit 200, the operation portion 30 is pressed so that the ink cartridge rotates about the ink outlet 107 of the housing 10, the locking surface 402 is positioned below the locking lever 201 by the rotation of the ink cartridge, the ink cartridge moves away from the mounting chamber of the attachment unit 200 so that the locking lever slides off the engagement surface 401, and the operation portion 30 is released so that the locking portion 40 is disengaged from the locking lever 201 on the attachment unit 200.
The ink amount detection portion 50 detects the ink amount of the ink cartridge. Specifically, as shown in fig. 5, the ink amount detection portion 50 may be a light-transmitting member having an internal space that communicates with the cavity of the casing 10. A movable member 108 is provided inside the casing 10, the movable member 108 is provided inside the cavity of the casing 10, the movable member 108 has a light shielding portion provided inside the internal space of the ink amount detection portion 50, and the movable member 108 is movable in response to a change in the amount of ink inside the casing 10.
As shown in fig. 2, the light shielding portion of the movable member 108 can shield the light emitted from the light emitting portion of the first sensor of the attachment unit 200 according to the change in the amount of ink. Illustratively, when the amount of ink in the casing 10 is 100%, the light shielding portion of the movable member 108 entirely blocks the light emitted from the light emitting portion of the first sensor; when the amount of ink in the casing 10 is a predetermined amount of ink, the light shielding portion of the movable member 108 does not shield the light emitted from the light emitting portion of the first sensor, and at this time, it is necessary to replace the ink cartridge with a new one. The predetermined ink amount is an ink amount when the ink cartridge needs to be replaced with a new one.
A first sensor having a light emitting portion and a light receiving portion disposed at the same height and a control device are disposed in the mounting cavity of the attachment unit 200. When the ink cartridge is mounted in the mounting chamber of the attachment unit 200, the ink amount detection portion 50 is located between a light emitting portion of the first sensor and a light receiving portion, the movable member 108 is movable in response to a change in the amount of ink in the housing 10, the light shielding portion of the movable member 108 is capable of shielding the light emitting portion of the first sensor from emitting light in accordance with the change in the amount of ink, the light receiving portion is configured to receive light emitted from the light emitting portion, and the control means determines the amount of ink in the ink cartridge in accordance with the intensity of light received by the light receiving portion.
In an alternative embodiment, when the ink cartridge is mounted into the mounting chamber of the attachment unit 200, the light shielding portion of the movable member 108 completely shields the light emitted from the light emitting portion of the first sensor, and the light receiving portion does not receive the light, and at this time, the ink amount of the ink cartridge can be judged to be 100%; the light shielding portion of the movable member does not shield the light emitted from the light emitting portion of the first sensor, and the light receiving portion receives the light, and at this time, the control device can determine that the ink amount of the ink cartridge is a predetermined ink amount based on the intensity of the light received by the light receiving portion.
The mounting detection unit 60 is a thin plate capable of reducing light intensity. The attachment unit 200 is provided in the mounting cavity with a second sensor having a light emitting portion and a light receiving portion disposed at the same height. When the ink cartridge is mounted to the mounting chamber of the attachment unit 200, the mounting detection part 60 is located between the light emitting part and the light receiving part of the second sensor, and the mounting detection part 60 can determine whether the ink cartridge is mounted in place by determining whether the light intensity of the light emitting part reaches the light receiving part is reduced.
As shown in fig. 5, an embodiment of the present invention provides an inkjet printer, a pack attachment unit 200 and an ink cartridge; the ink cartridge is detachably mounted in the attachment unit 200.
The ink cartridge in this embodiment has the same structure as the ink cartridge provided in any of the embodiments described above, and can bring about the same or similar technical effects, and therefore, the details are not repeated herein, and specific reference may be made to the description of the embodiments described above.
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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (10)
1. An ink cartridge, comprising a housing and a chip;
the housing has an upper surface and a front surface, the front surface having an ink outlet provided thereon for supplying ink to an attachment unit of an inkjet printer;
the chip includes an electrical connection portion, a positioning portion, and a mounting portion, the connection portion being connected between the electrical connection portion and the positioning portion, the connection portion being flexible, the electrical connection portion being mounted on the upper surface, the positioning portion being mounted on the front surface, the mounting portion being at least partially on the positioning portion, the electrical connection portion being for contact with contact pins of an attachment unit of an inkjet printer to form an electrical connection;
the front surface is provided with a chip positioning part, and the mounting part is matched with the chip positioning part so that the positioning part and the chip positioning part are positioned and mounted.
2. The ink cartridge of claim 1, wherein the electrical connection portion includes a first circuit board and at least one terminal, the positioning portion is a second circuit board, the connection portion is a third circuit board, and the first circuit board, the second circuit board, and the third circuit board are electrically connected.
3. The ink cartridge of claim 2, wherein the first circuit board, the second circuit board, and the third circuit board are all flexible circuit boards.
4. The ink cartridge as claimed in claim 2, wherein the chip positioning portion has a chip positioning opening, and the mounting portion is a mounting opening that is fitted to the chip positioning opening.
5. The ink cartridge as claimed in claim 4, wherein the mounting port is a polygonal mounting port.
6. The ink cartridge as in any one of claims 1-5, wherein said electrical connection portion is disposed proximate to said front surface and said positioning portion is disposed proximate to said upper surface.
7. The ink cartridge as claimed in claim 6, wherein the housing further has a lower surface and a rear surface, the upper surface and the lower surface being disposed opposite to each other in a height direction of the housing, and the front surface and the rear surface being disposed opposite to each other in a length direction of the housing.
8. The ink cartridge according to claim 7, wherein an operating portion, a locking portion, an ink amount detecting portion, and an attachment detecting portion are provided on the upper surface, the operating portion, the locking portion, the ink amount detecting portion, the attachment detecting portion, and the electrical connection portion being provided in this order in a direction in which a rear surface of the housing is directed to the front surface.
9. The ink cartridge as claimed in claim 6, wherein the chip positioning portion is located above the ink outlet.
10. An ink jet printer, comprising: an attachment unit and the ink cartridge of any one of claims 1 to 9;
the ink cartridge is detachably mounted in the attachment unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221669810.2U CN217574546U (en) | 2022-06-30 | 2022-06-30 | Ink cartridge and ink jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221669810.2U CN217574546U (en) | 2022-06-30 | 2022-06-30 | Ink cartridge and ink jet printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217574546U true CN217574546U (en) | 2022-10-14 |
Family
ID=83533266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221669810.2U Active CN217574546U (en) | 2022-06-30 | 2022-06-30 | Ink cartridge and ink jet printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217574546U (en) |
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2022
- 2022-06-30 CN CN202221669810.2U patent/CN217574546U/en active Active
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