CN215850319U - Ink cartridge and ink jet printer - Google Patents
Ink cartridge and ink jet printer Download PDFInfo
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- CN215850319U CN215850319U CN202122312644.2U CN202122312644U CN215850319U CN 215850319 U CN215850319 U CN 215850319U CN 202122312644 U CN202122312644 U CN 202122312644U CN 215850319 U CN215850319 U CN 215850319U
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Abstract
The utility model provides an ink box and an ink-jet printer, and relates to the technical field of electronic imaging. The ink box comprises a printing head shell, an ink bag, a printing nozzle, an original chip and a reset chip; the ink bag is accommodated in the printing head shell, the printing nozzle is arranged on the lower end face of the printing head shell, and the original chip is arranged on the front end face of the printing head shell; the reset chip covers on former chip, and the chip that resets is connected with former chip electricity, and the one side that the chip that resets deviates from former chip is used for being connected with the electric connection portion of inkjet printer main part, is provided with reset switch on the face that the chip that resets is connected with former chip electricity, and reset switch and the preceding terminal surface looks butt of beating the head casing to make the chip that resets outwards outstanding for the preceding terminal surface of beating the head casing. The ink-jet printer includes an ink-jet printer main body and an ink cartridge. When the ink box is installed on the main body of the ink-jet printer, the reset switch is extruded, and the reset switch realizes the reset operation, so that the ink box is convenient to use.
Description
Technical Field
The utility model relates to the technical field of electronic imaging, in particular to an ink box and an ink-jet printer.
Background
Inkjet printers are used as common office equipment and are widely applied to life and work of people. Ink cartridges are also essential in people's life and work as one of the consumables of ink jet printers.
In the related art, the ink cartridge includes a print head housing, an original chip and a reset chip, the print head housing has a print head at a bottom thereof, the original chip is disposed on a surface adjacent to the print head, a portion of the reset chip is electrically connected to a contact on a surface of the original chip away from the print head housing, another portion of the reset chip is located above the print head housing, and a reset switch is disposed on the other portion of the reset chip. When the residual ink quantity in the ink box is 0, the original chip is reset through the reset chip, and the reset original chip can represent a new ink box.
However, the reset chip of the ink cartridge in the related art adopts manual reset, which has the problem of inconvenient use.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ink box and an ink-jet printer, which aim to solve the problem that a reset chip of the ink box in the related technology adopts manual reset and is inconvenient to use.
In one aspect, the present invention provides an ink cartridge comprising a printhead housing, an ink bag, a print head, a primary chip, and a reset chip;
the ink bag is accommodated in the printing head shell, the printing head shell comprises a front end face and a lower end face, the printing nozzle is arranged on the lower end face of the printing head shell, the original chip is arranged on the front end face of the printing head shell, and the original chip is used for controlling the printing nozzle to jet ink;
the reset chip covers the original chip, the reset chip is electrically connected with the original chip, one surface of the reset chip, which is deviated from the original chip, is used for being connected with an electric connection part of the main body of the ink-jet printer, a reset switch is arranged on the surface of the reset chip, which is electrically connected with the original chip, and the reset switch is abutted against the front end surface of the printing head shell, so that the reset chip protrudes outwards relative to the front end surface of the printing head shell.
Optionally, the reset switch includes a reset main body and a reset button, the reset button is connected to the reset main body, and the reset button abuts against the front end surface of the print head housing.
Optionally, a clearance groove is formed in the front end surface of the print head housing, an extending direction of the clearance groove is perpendicular to the front end surface of the print head housing, the reset button abuts against the clearance groove along the extending direction of the clearance groove, and the reset main body portion protrudes out of the front end surface of the print head housing.
Optionally, the clearance groove is a cylindrical clearance groove or a square-cylindrical clearance groove.
Optionally, the ink bag includes an ink bag housing and a face cover, the top of the ink bag housing is provided with an open cavity, the bottom of the ink bag housing is provided with an ink outlet, the face cover is disposed on the ink bag housing, and the face cover is provided with an air guide hole communicated with the cavity of the ink bag housing.
Optionally, the surface cover is provided with a plurality of clamping strips, and the plurality of clamping strips are used for clamping with the main body of the ink-jet printer.
Optionally, an air guide groove is further formed in the ink bag shell, one end of the air guide groove is communicated with the air guide hole, the other end of the air guide groove is communicated with the outside, and the air guide hole and the air guide groove are covered with a surface coating film.
Optionally, the air guide groove extends in a curved manner on the face cover.
The lateral wall of the ink bag shell is provided with a rib, the inner wall of the printing head shell is provided with a clamping groove corresponding to the rib, and the rib can be clamped in the clamping groove.
In another aspect, the present invention also provides an ink jet printer comprising an ink jet printer main body and the ink cartridge as described above;
the ink cartridge is detachably mounted on the ink jet printer main body.
The utility model provides an ink box and an ink-jet printer, wherein a reset chip covers an original chip, the reset chip is electrically connected with the original chip, a reset switch is arranged on the surface of the reset chip, which is electrically connected with the original chip, and the reset switch is abutted with the front end surface of a printing head shell, so that the reset chip protrudes outwards relative to the front end surface of the printing head shell, the reset switch is extruded when the ink box is arranged on a main body of the ink-jet printer, and the reset switch realizes reset operation, thereby the ink box is convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an ink cartridge according to an embodiment of the present invention;
FIG. 2 is an exploded view of the ink cartridge of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the ink cartridge of FIG. 1;
FIG. 4 is an enlarged schematic view of the ink cartridge of FIG. 3 at A;
FIG. 5 is a schematic structural diagram of a reset chip of the ink cartridge shown in FIG. 1;
FIG. 6 is a schematic view of a printhead housing of the ink cartridge of FIG. 1;
FIG. 7 is a schematic view of a state structure of a cartridge case of the ink cartridge provided in FIG. 2;
FIG. 8 is a schematic view of another state of the ink cartridge housing provided in FIG. 7;
FIG. 9 is a schematic view of a state structure of a face cover of the ink cartridge provided in FIG. 2;
fig. 10 is another structural diagram of the face cover provided in fig. 9.
Description of reference numerals:
1-ink cartridge; 10-a printhead housing; 101-upper end face;
102-a lower end face; 103-left end face; 104-right end face;
105-a front end face; 1051-clearance groove; 106-rear end face;
20-ink sac; 21-ink bag housing; 211-ribs;
212-a resilient member; 2121-a flexible wall; 2122-bump;
213-a support; 214-an ink outlet; 22-face cover;
221-card strip; 222-a gas-guide hole; 223-ink injection holes;
224-air guide groove; 225-grooves; 30-printing a spray head;
40-original chip; 50-resetting the chip; 51-a reset switch;
511-reset the body; 512-reset button.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the related art, the ink cartridge includes a print head housing, an original chip and a reset chip, the print head housing has a print head at a bottom thereof, the original chip is disposed on a surface adjacent to the print head, a portion of the reset chip is electrically connected to a contact on a surface of the original chip away from the print head housing, another portion of the reset chip is located above the print head housing, and a reset switch is disposed on the other portion of the reset chip. When the residual ink quantity in the ink box is 0, the original chip is reset through the reset chip, and the reset original chip can represent a new ink box. However, the reset chip of the ink cartridge in the related art adopts manual reset, which has the problem of inconvenient use.
In order to solve the above problems, the present invention provides an ink cartridge and an ink jet printer, in a case of not changing a main body of the ink jet printer, a reset chip covers an original chip, a reset switch is disposed on a surface of the reset chip electrically connected to the original chip, and the reset switch abuts against a front end surface of a print head housing, so that the reset chip protrudes outward relative to the front end surface of the print head housing, thereby the reset switch is squeezed when the ink cartridge is mounted on the main body of the ink jet printer, the reset switch realizes a reset operation, and the ink cartridge is convenient to use.
The ink cartridge and the ink jet printer according to the present invention will be described in detail with reference to specific embodiments.
FIG. 1 is a schematic view of an ink cartridge according to an embodiment of the present invention; FIG. 2 is an exploded view of the ink cartridge of FIG. 1; FIG. 3 is a schematic cross-sectional view of the ink cartridge of FIG. 1; fig. 4 is an enlarged schematic view of a portion a of the ink cartridge provided in fig. 3.
As shown in fig. 1 to 4, an ink cartridge 1 according to an embodiment of the present invention includes a printhead housing 10, an ink bag 20, a printing head 30, a master chip 40, and a reset chip 50.
The ink cartridge 1 provided in this embodiment is an improvement on the original ink cartridge.
Fig. 6 is a schematic structural view of a print head housing of the ink cartridge provided in fig. 1. As shown in fig. 6, the head case 10 of the ink cartridge 1 is provided with an upper end surface 101 and a lower end surface 102 in the vertical direction, a left end surface 103 and a right end surface 104 in the left-right direction, and a front end surface 105 and a rear end surface 106 in the front-rear direction. The up-down direction, the left-right direction and the front-back direction are perpendicular to each other. The upper end surface 101 of the head casing 10 is provided with a cavity for accommodating the ink bag 20, and the cavity penetrates through the upper end surface 101.
The cross-sectional shape of the cavity of the printhead housing 10 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 printhead housing 10 is not particularly limited, and the size of the cavity is related to the type of the inkjet printer. The outer wall of the print head housing 10 is reasonably configured in cross-sectional shape and size so that the print head housing 10 can be accommodated in the ink jet printer body.
The print head 30 is disposed on the lower end surface 102 of the print head housing 10 and located at the edge of the lower end surface 102, and the print head 30 is used for receiving ink to print.
The original chip 40 is disposed on the front end surface 105 of the print head housing 10, and the original chip 40 is used for controlling the print head 30 to eject ink. The original chip 40 is L-shaped, one part of the original chip 40 is electrically connected to the print head 30, and the other part of the original chip 40 is electrically connected to the reset chip 50. The portion of the primary chip 40 electrically connected to the reset chip 50 is parallel to the front face 105 of the printhead housing 10.
The reset chip 50 covers the original chip 40, the reset chip 50 is electrically connected with the original chip 40, one surface of the reset chip 50, which is far away from the original chip 40, is used for being connected with an electrical connection part of the main body of the ink-jet printer, a reset switch 51 is arranged on the surface of the reset chip 50, which is electrically connected with the original chip 40, and the reset switch 51 is abutted against the front end surface 105 of the printing head shell 10, so that the reset chip 50 protrudes outwards relative to the front end surface 105 of the printing head shell 10.
It should be noted that the reset chip 50 protruding outward relative to the front face 105 of the printhead housing 10 includes the reset chip 50 being inclined outward relative to the front face 105 of the printhead housing 10 and the reset chip 50 partially protruding relative to the front face 105 of the printhead housing 10.
In an alternative embodiment, the reset chip 50 is a flexible chip. The reset chip 50 may be a flat plate as a whole. Reset chip 50 covers on former chip 40, and reset chip 50 is connected with former chip 40 electricity, and reset chip 50 deviates from the one side of former chip 40 and is used for being connected with the electric connection portion of inkjet printer main part, is provided with reset switch 51 on reset chip 50 and the face of former chip 40 electricity connection, and reset switch 51 and the preceding terminal surface 105 looks butt of beating printer head casing 10 to make reset chip 50 lean out in the preceding terminal surface 105 of beating printer head casing 10. When ink horn 1 is installed in the inkjet printer main part along upper and lower direction, because reset chip 50 leans out in the preceding terminal surface 105 of beating printer head shell 10, reset chip 50 can be extruded to the lateral wall of the printer carriage of inkjet printer main part, reset chip 50 wholly moves to the preceding terminal surface 105 of beating printer head shell 10, thereby make reset switch 51 extruded, thereby make reset switch 51 realize the operation that resets, it needs manual trigger reset switch 51 to reset to have abandoned among the correlation technique, and then make ink horn 1 facilitate the use.
In another alternative embodiment, the whole reset chip 50 may be of a bending type. The reset chip 50 includes a first portion electrically connected to the original chip 40, a second portion not electrically connected to the original chip 40, and a connecting portion disposed between the first portion and the second portion, the first portion is parallel to the second portion, the second portion is provided with a reset switch 51, and the reset switch 51 abuts against the front end surface 105 of the print head housing 10, so that the second portion of the reset chip 50 protrudes outward from the front end surface 105 of the print head housing 10. When the ink box 1 is installed on the ink jet printer main body along the up-down direction, because the second part of the reset chip 50 protrudes outwards from the front end face 105 of the printing head shell 10, the side wall of the printer carriage of the ink jet printer main body can extrude the second part of the reset chip 50, the second part of the reset chip 50 moves towards the front end face 105 of the printing head shell 10, so that the reset switch 51 is extruded, thereby the reset switch 51 realizes the reset operation, the reset switch 51 which needs to be manually triggered in the related technology is abandoned, and the ink box 1 is convenient to use.
Fig. 5 is a schematic structural diagram of a reset chip of the ink cartridge provided in fig. 1.
Alternatively, as shown in fig. 5, the reset switch 51 includes a reset main body 511 and a reset button 512, the reset button 512 is connected to the reset main body 511, and the reset button 512 abuts on the front end surface 105 of the head casing 10. When the reset switch 51 is pressed, the reset button 512 moves close to the reset body 511.
In an alternative embodiment, the front face 105 of the printhead housing 10 is provided with a clearance groove 1051, the clearance groove 1051 extends perpendicular to the front face 105 of the printhead housing 10, the reset button 512 abuts in the clearance groove 1051 along the extension direction of the clearance groove, and the reset body 511 partially protrudes from the front face 105 of the printhead housing 10 so that the reset chip 50 is inclined outward from the front face 105 of the printhead housing 10. By providing the clearance groove 1051 on the front end surface 105 of the head case 10, it is possible to prevent the reset chip 50 from being unusable due to excessive inclination due to the long length of the reset switch 51.
The clearance groove 1051 may be a cylindrical clearance groove or a square-cylindrical clearance groove, and is not specifically provided here.
FIG. 7 is a schematic view of a state structure of a cartridge case of the ink cartridge provided in FIG. 2; FIG. 8 is a schematic view of another state of the ink cartridge housing provided in FIG. 7; FIG. 9 is a schematic view of a state structure of a face cover of the ink cartridge provided in FIG. 2; fig. 10 is another structural diagram of the face cover provided in fig. 9.
Alternatively, as shown in fig. 7 to 10, the ink bag 20 includes an ink bag housing 21 and a face cover 22, an open cavity is provided at the top of the ink bag housing 21, an ink outlet 214 is provided at the bottom of the ink bag housing 21, the face cover 22 is covered on the ink bag housing 21, and an air vent 222 communicated with the cavity of the ink bag housing 21 is provided on the face cover 22.
A cavity of the ink bag housing 21 for containing ink. In order to prevent the relative displacement of the ink bag housing 21 in the cavity of the printhead housing 10 and thus affect the printing quality, ribs 211 are provided on the side walls of the ink bag housing 21, so that the friction between the ink bag housing 21 and the printhead housing 10 can be increased. Illustratively, the print head housing 10 is provided on an inner wall thereof with a catching groove corresponding to the rib 211. The ribs 211 and the ink bag case 21 may be connected by welding or may be integrally formed by casting.
The ink bag shell 21 is provided with an ink bag chip, and the ink bag chip is connected with the ink bag shell 21 in a welding mode.
Specifically, the ink bag chip is connected to the original chip 40 through a connection chip. The connecting chip is provided with a first area and a second area, the first area is arranged on the front end surface 105 of the printing head shell 10, the first area is positioned between the original chip 40 and the front end surface 105, one side of the first area facing the original chip 40 is provided with a contact part, and the first area is used for being electrically connected with the original chip 40; the second region extends toward the edge of the opening of the head casing 10 and extends onto the inner wall of the head casing 10 around the edge of the head casing 10, the second region being for electrical connection with the ink bag chip.
Note that the original chip 40 is disposed between the first region of the connection chip and the reset chip 50.
The ink bag shell 21 is provided with an elastic part 212, the elastic part 212 is located on the side wall opposite to the side wall where the ink bag chip is located, and the elastic part 212 is used for enabling the ink bag shell 21 to abut against the second area so as to enable the second area to be attached to the ink bag chip, and therefore the connection chip is stably electrically connected with the ink bag chip. Preferably, the elastic member 212 includes an elastic wall 2121 and a protrusion 2122, the elastic wall 2121 is flush with a side wall of the ink bag housing 21, and the protrusion 2122 protrudes from the side wall of the ink bag housing 21. When the ink bag housing 21 is mounted in the head housing 10, the inner wall of the head housing 10 presses the protrusion 2122, so that the elastic wall deforms toward the side of the side wall where the ink bag chip is located, and the ink bag housing 21 abuts against the second area.
The connection chip may be a flexible chip or a rigid chip. The ink bag chip may be a flexible chip or a rigid chip.
In an implementation manner, the connection chip and the ink bag chip are both flexible chips, the flexible chips have the advantages of being capable of freely bending, folding and winding, and moving and stretching freely in a three-dimensional space, the ink bag shell 21 is installed in the printing head shell 10, but a gap exists between the ink bag shell 21 and the printing head shell 10, and when the connection chip is not attached to the ink bag chip, the flexible chips enable the connection chip and the ink bag chip to stretch and further electrically connect, so that stable electrical connection is guaranteed.
In another realizable mode, the connecting chip and the ink bag chip adopt a rigid and flexible mixed circuit board, the connecting chip is a flexible chip, and the ink bag chip is a rigid chip; or the connecting chip is a rigid chip, the ink bag chip is a flexible chip, the manufacturing and assembling cost of the flexible circuit board is high, and compared with the previous embodiment, the manufacturing and assembling cost is effectively reduced.
In another implementation manner, the connection chip and the ink bag chip are both rigid chips, when the inkjet printer is in a use state, the connection chip and the ink bag chip are connected for a long time and are prone to generating high heat, and the rigid chips have good heat dissipation performance and avoid concentrated heat from damaging circuits.
The edge of the opening of the printing head shell 10, which is provided with the second area in a winding manner, can be arc-shaped or prism-shaped with a chamfer, so that the second area can be conveniently wound on the edge of the opening of the printing head shell 10, and meanwhile, the situation that the sharp edge of the opening of the printing head shell 10 damages the second area to cause failure of electric connection is avoided. Preferably, the top end of the second region is semicircular and has the same radian as the radian of the edge of the print head housing 10, so that the second region is convenient to wind around the opening edge of the print head housing 10 so as to be electrically connected with the ink bag chip.
In an alternative embodiment, the primary chip 40, the connection chip, and the ink bag chip each include circuitry, pins, and chips, and when the ink bag housing 21 is mounted in the printhead housing 10, the ink bag chip is electrically connected to the second region of the connection chip, such that the circuitry of the primary chip, the connection chip, and the ink bag chip are in communication, and the primary chip and the ink bag chip can function properly. When the ink box 1 is installed on the ink-jet printer main body along the up-down direction, the ink-jet printer main body acquires the ink information stored in the ink bag chip through the reset chip, the original chip, the connecting chip and the ink bag chip, and then calculates the ink using amount according to the printing condition, and further knows the residual ink amount in the ink bag shell 21, and stores the residual ink amount in the ink bag chip. The ink information may be information such as the material, color, and initial ink amount of the ink. Realize the electricity between ink horn and the inkjet printer main part through chip, former chip, connection chip and the ink sac chip that resets, realize the detection to the ink volume, abandoned among the prior art to set up the trompil and realize the electricity of former chip and ink sac chip on beating the head housing to even having avoided even revealing the circuit that leads to the ink sac chip because print shower nozzle 30 spun ink damages. Meanwhile, by acquiring the ink amount information, the actual ink amount in the ink bag housing 21 can be acquired, which can prevent ink waste and avoid damage to the printing head 30 due to idle printing.
The side of the face cover 22 facing the ink bag housing 21 is provided with a groove 225, and the size of the groove 225 is the same as that of the ink bag housing 21, so that the face cover 22 can completely cover the ink bag housing 21, thereby sealing the ink bag housing 21.
The surface of the surface cover 22 facing away from the ink bag housing 21 is provided with a clamping strip 221, and the clamping strip 221 is used for clamping the main body of the ink-jet printer, so that the ink box 1 is installed and fixed in the ink-jet printer. One or more card strips 221 may be provided. For example, there are 3 card strips 221, two of the card strips 221 are disposed at the left end of the top of the face cover 22 and symmetrically disposed along the axis of the face cover 22, and the other card strip 221 is disposed at the right end of the top of the face cover 22 and the center line thereof is collinear with the axis of the face cover 22. It should be noted that the portion of the ink jet printer body that is engaged with the card strip 221 is provided with a corresponding slot for engaging with the card strip 221.
The air vent 222 is used to communicate with the inside of the ink bag housing 21, so that the air pressure between the ink bag housing 21 and the external environment can be balanced, and the ink can flow out smoothly. By discharging the air in the ink bag case 21, the ink inside the ink bag case 21 is prevented from being dried by the evaporation of the air. The air holes 222 may be circular or square, as long as they are communicated with each other.
The face cover is also provided with an ink injection hole 223, ink is injected into the ink bag shell 21 through the ink injection hole 223, and the operation is simple and convenient. The number of the ink injection holes 223 and the air guide holes 222 is related to the type of the ink cartridge, for example, if the ink cartridge is a monochrome ink cartridge, the ink injection holes 223 and the air guide holes 222 are each provided as one; if the ink cartridge is a multi-color ink cartridge, there may be 3 ink injection holes 223 and air guide holes 222 according to the color, each ink injection hole 223 is used for injecting ink of one color, and each air guide hole 222 is used for communicating with the chamber where the ink of one color is located.
Optionally, in order to avoid the entry of the external air from the air vent 222, causing the evaporation and drying of the ink inside the ink bag housing 21, and preventing the ink from flowing out from the air vent 222 and the ink filling hole 223, the ink bag housing 21 further includes a surface coating, the face cover 22 is provided with an air guide groove 224, one end of the air guide groove 224 is communicated with the air vent 222, the surface coating covers the air guide groove 224 and the air vent 222, and the other end of the air guide groove 224 is provided with an opening communicated with the outside. Specifically, the surface coating may be an aluminum plate or a plastic film. Preferably, the surface coating is made of transparent PVC material, and the condition of the ink in the ink bag shell 21 can be observed from the air vent 222. When air exists in the ink bag shell 21, the air is located above the interior of the ink bag shell 21 because the density of the air is smaller than that of the ink, and the air flows into the air guide hole 222, further enters one end of the air guide groove 224, flows to the other end of the air guide groove 224 along the air guide groove 224, finally flows out of the opening and is merged into the outside air.
Since the surface coating film covers the air vent 222, the air vent 222 cannot be used to balance the air pressure between the ink bag housing 21 and the external environment, so that the pressure difference exists between the ink bag housing 21 and the outside, and ink injection is difficult.
The air guide groove 224 may be a straight pipe section for guiding out air inside the ink bag housing 21. Preferably, the air guide groove 224 extends in a curved manner on the surface cover 22, and the air guide groove 224 forms a zigzag curve to prevent the ink from flowing out along the air guide hole 222 and the air guide groove 224.
The air guide hole 222, the air guide groove 224 and the opening form an air guide system, and the air guide system is arranged on the face cover 22 at the top of the ink bag shell 21 and is used for balancing the pressure difference between the ink bag shell 21 and the outside air. Alternatively, in order to increase the balancing speed, a plurality of air guide systems may be provided on the face cover 22, and the positions of the plurality of air guide systems are reasonably arranged. For example, two air guide systems are provided on the face cover 22, and the two air guide systems are located in the middle of the face cover 22 and are symmetrically arranged along the axis of the face cover 22.
Alternatively, the bottom of the ink bag housing 21 is provided with a support 213, the bottom of the ink bag housing 21 is also provided with an ink outlet 214, and the support 213 is located on one side of the ink outlet 214.
When the ink bag housing 21 is replaced, the ink bag housing 21 is often placed on a table, dust on the table surface easily enters the ink bag housing 21 from the ink outlet 214, so that ink is polluted, and the support part 213 is arranged to prevent the ink outlet 214 from directly contacting with the outside and prevent dust from entering the ink outlet 214.
In this embodiment, the supporting portion 213 is disposed at one end of the ink bag housing 21 close to the side wall where the ink bag chip is located, and the horizontal plane of the bottom of the supporting portion 213 is lower than the horizontal plane of the ink outlet 214 in the vertical direction. When the ink bag case 21 is horizontally placed on a flat surface, the bottom of the support portion 213 is in contact with the flat surface, and the ink outlet 214 is not in contact with the flat surface.
The support 213 may have a cylindrical shape, a circular truncated cone shape, or a plate shape as long as the bottom surface thereof is a flat surface. The connection of the support portion 213 to the bottom of the ink bag housing 21 may be welding, bonding, or integrally molding. The present embodiment does not limit the length of the support portion 213 in the front-rear direction as long as the support portion 213 sufficiently supports the ink bag housing 21. In addition, the inner wall of the print head housing 10 is provided with a groove matched with the supporting part 213 for clamping with the supporting part 213, so that the connection strength of the ink bag housing 21 and the print head housing 10 is improved.
The ink outlet 214 is provided at the bottom of the ink bag housing 21 on the side of the side wall of the support portion 213 that faces away from the ink bag chip. The number of the ink outlets 214 is related to the type of the ink cartridge, and the number of the ink outlets 214 is set reasonably according to the type of the ink cartridge, and the positions of the ink outlets 214 are arranged reasonably. The head case 10 is provided with ink supply ports provided corresponding to the ink outlet ports 214 of the ink bag case 21, and the ink outlet ports 214 of the ink bag case 21 correspond to the ink supply ports of the head case 10 in a state where the ink bag case 21 is attached to the head case 10.
The embodiment of the utility model also provides an ink-jet printer, which comprises an ink-jet printer main body and an ink box 1; the ink cartridge 1 is detachably mounted in the apparatus main body.
The ink cartridge 1 in this embodiment has the same structure as the ink cartridge provided in any of the above embodiments, and can bring about the same or similar technical effects, and therefore, the description thereof is omitted for brevity, and reference may be specifically made to the description of the above embodiments.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An ink box is characterized by comprising a printing head shell, an ink bag, a printing nozzle, an original chip and a reset chip;
the ink bag is accommodated in the printing head shell, the printing head shell comprises a front end face and a lower end face, the printing nozzle is arranged on the lower end face of the printing head shell, the original chip is arranged on the front end face of the printing head shell, and the original chip is used for controlling the printing nozzle to jet ink;
the reset chip covers the original chip, the reset chip is electrically connected with the original chip, one surface of the reset chip, which is deviated from the original chip, is used for being connected with an electric connection part of the main body of the ink-jet printer, a reset switch is arranged on the surface of the reset chip, which is electrically connected with the original chip, and the reset switch is abutted against the front end surface of the printing head shell, so that the reset chip protrudes outwards relative to the front end surface of the printing head shell.
2. The ink cartridge according to claim 1, wherein the reset switch includes a reset main body and a reset button, the reset button being connected to the reset main body, the reset button abutting on a front end surface of the head casing.
3. The ink cartridge as claimed in claim 2, wherein a clearance groove is provided on a front end surface of the head housing, an extending direction of the clearance groove is perpendicular to the front end surface of the head housing, the reset button abuts in the clearance groove along the extending direction of the clearance groove, and the reset main body portion protrudes from the front end surface of the head housing.
4. The ink cartridge as claimed in claim 3, wherein the empty avoiding groove is a cylindrical empty avoiding groove or a square-cylindrical empty avoiding groove.
5. The ink cartridge as claimed in claim 1, wherein the ink bag includes an ink bag housing and a cover, the ink bag housing having an open cavity at a top thereof, the ink bag housing having an ink outlet at a bottom thereof, the cover being provided on the ink bag housing, the cover having an air vent communicating with the cavity of the ink bag housing.
6. The ink cartridge as claimed in claim 5, wherein a plurality of locking strips are provided on the cover, and the plurality of locking strips are adapted to be engaged with the main body of the ink jet printer.
7. The ink cartridge as claimed in claim 5, wherein the ink bag housing is further provided with an air guide groove, one end of the air guide groove is communicated with the air guide hole, the other end of the air guide groove is communicated with the outside, and the air guide hole and the air guide groove are covered with a surface coating.
8. The ink cartridge as claimed in claim 7, wherein the air guide groove is curved to extend on the face cover.
9. The ink cartridge as claimed in claim 5, wherein the side wall of the ink bag housing is provided with a rib, and the inner wall of the printhead housing is provided with a locking groove corresponding to the rib, and the rib is locked in the locking groove.
10. An ink jet printer comprising an ink jet printer main body and the ink cartridge according to any one of claims 1 to 9;
the ink cartridge is detachably mounted on the ink jet printer main body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122312644.2U CN215850319U (en) | 2021-09-23 | 2021-09-23 | Ink cartridge and ink jet printer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122312644.2U CN215850319U (en) | 2021-09-23 | 2021-09-23 | Ink cartridge and ink jet printer |
Publications (1)
Publication Number | Publication Date |
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CN215850319U true CN215850319U (en) | 2022-02-18 |
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Family Applications (1)
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CN202122312644.2U Active CN215850319U (en) | 2021-09-23 | 2021-09-23 | Ink cartridge and ink jet printer |
Country Status (1)
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CN (1) | CN215850319U (en) |
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2021
- 2021-09-23 CN CN202122312644.2U patent/CN215850319U/en active Active
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