CN219947665U

CN219947665U - Ink box

Info

Publication number: CN219947665U
Application number: CN202321535407.5U
Authority: CN
Inventors: 梁仕超; 夏敬章
Original assignee: Zhuhai Ninestar Management Co Ltd
Current assignee: Zhuhai Ninestar Management Co Ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2023-11-03
Anticipated expiration: 2033-06-15

Abstract

The utility model discloses an ink box, which is arranged on an installation part of a printer along an installation direction, wherein the ink box comprises a front end part; the installation part comprises a fixed bracket and an electric connection part which is movably arranged, and the electric connection part is provided with a limited part which extends along the installation direction; the ink box also comprises two limiting mechanisms for limiting the electric connection part in the plumb direction, wherein each limiting mechanism comprises a support part and a functional part movably connected to the support part, and the functional part can move along the installation direction; the function part comprises a limiting arm acting on the upper side of the limited part, the limiting arm extends along the installation direction, the bottom of the limiting arm is provided with a guide inclined plane at the end of the installation direction, and the upper edge of the guide inclined plane is positioned at the front side of the lower edge of the guide inclined plane in the installation direction. The limiting arm is used for limiting the electric connection part in the plumb direction, the limited part on the electric connection part in the upturned posture can slide and deflect along the guide inclined plane and finally reach the lower part of the limiting arm, and the upturned posture of the electric connection part can be corrected.

Description

Ink box

Technical Field

The utility model relates to the technical field of printing consumables, in particular to an ink box.

Background

The existing linear plug-in type of original large-capacity ink box is adopted, a front end of the linear plug-in type of original large-capacity ink box is provided with a front end part matched with a printer side mounting part, a chip is obliquely arranged on the front end part, the printer side mounting part comprises a fixed support and an electric connection part which is movably arranged on the fixed support, the electric connection part cannot ensure that the original large-capacity ink box is strictly reset after the ink box is assembled and disassembled once, and the original large-capacity ink box possibly is in an upturned posture slightly tilted towards one end of the ink box. The electric connection portion sets up the bead (by restriction portion) in both sides, and current type ink horn adopts to support the spacing scheme of pressing in the bead upside realization electric connection portion in plumb direction through setting up two columnar structures that extend along the installation direction, however current such scheme can't adapt to the electric connection portion of upwarp gesture, is difficult to ensure the correct combination between electric connection portion and the chip.

Disclosure of Invention

According to an aspect of the present utility model, there is provided an ink cartridge to be mounted to a mounting portion of a printer in a horizontal mounting direction, the ink cartridge including a front end portion on a front end side in the mounting direction, the front end portion including a front end surface provided on the front end side in the mounting direction and an upper end surface intersecting the front end surface, the front end portion being provided with a mounting groove at a place where the upper end surface intersects the front end surface, the mounting groove being provided with a chip therein;

the mounting part comprises a fixed bracket and an electric connection part used for being electrically connected with the chip, the electric connection part is movably arranged on the fixed bracket, the electric connection part is provided with two outer baffles which are oppositely arranged in the width direction, the two outer baffles are provided with limited parts which extend along the mounting direction at the opposite sides, and the width direction is perpendicular to the mounting direction and parallel to the upper end face;

the ink box further comprises two limiting mechanisms for limiting the electric connection part in the plumb direction, and the two limiting mechanisms are respectively positioned at two sides of the mounting groove in the width direction; the limiting mechanism comprises a support part and a functional part movably connected to the support part, the functional part is at least partially positioned at the front side of the support part in the installation direction, the support part is fixedly connected to the upper end surface, and the functional part can move along the installation direction;

the function part comprises a limiting arm acting on the upper side of the limited part, the limiting arm extends along the installation direction, the bottom of the limiting arm is provided with a guide inclined plane at the end of the installation direction, and the upper edge of the guide inclined plane is positioned at the front side of the lower edge of the guide inclined plane in the installation direction.

In some embodiments, the support portion is concavely provided with a guide cavity near one side of the front end face, the functional portion further includes a slider portion matched with the guide cavity, the slider portion is at least partially located in the guide cavity and can slide along the guide cavity, and the limiting arm is located on one side of the slider portion near the front end face.

In some embodiments, the limiting mechanism further includes an elastic member disposed between the base portion and the slider portion, the elastic member being configured to apply a force in the mounting direction to the functional portion.

In some embodiments, during the mounting of the ink cartridge, the guide slope contacts the restricted portion and moves the functional portion in the reverse mounting direction against the urging force of the elastic member under the urging force of the restricted portion.

In some embodiments, when the elastic member is in a free state, an end of the limiting arm is flush with or protrudes from the front end surface in the mounting direction.

In some embodiments, the elastic member is located in the guide chamber, and one end of the elastic member abuts against the slider portion, and the other end abuts against an inner wall of the guide chamber opposite to the mounting direction end.

In some embodiments, the upper and lower edges are parallel to the upper end face.

In some embodiments, the side surface of the limiting arm, which is close to the mounting groove, is a transition surface, the side edge of the front end of the transition surface in the mounting direction is a front side edge, the side edge of the rear end of the transition surface in the mounting direction is a rear side edge, and in the width direction, the distance between the two front side edges is greater than the distance between the two rear side edges.

In some embodiments, the transition surface is perpendicular to the upper end surface.

The utility model has the beneficial effects that: the utility model discloses an ink horn sets up stop gear, is used for limiting the electric connecting portion in plumb direction through the spacing arm that acts on by the limit portion upside, stop gear possess can act on the guide slope of the limited portion of the electric connecting portion of upwarp gesture, along with the ink horn along the installation direction removal, the limited portion of the electric connecting portion of upwarp gesture can take place to slide and deflect along guide slope and finally reach limit arm below, the upwarp gesture of this in-process electric connecting portion can be corrected; in addition, the functional part can be retracted moderately to adapt to the limited part, and the functional part can be reset rapidly after the electric connecting part moves to the lower part of the limiting arm so as to ensure the limiting effect of the electric connecting part in the plumb direction.

Drawings

Fig. 1 is a structural view of a mounting portion corresponding to an ink cartridge of the present utility model.

Fig. 2 is a diagram showing a structure of the ink cartridge and the tray in a separated state according to the present utility model.

Fig. 3 is a structural view of an electrical connection portion corresponding to the ink cartridge of the present utility model.

Fig. 4 is a first view of a partial structural view of the ink cartridge of the present utility model.

Fig. 5 is a partial view of the ink cartridge according to the present utility model.

Fig. 6 is an exploded view of the spacing mechanism of the ink cartridge of the present utility model.

Fig. 7 is a cross-sectional view of the elastic member of the stopper mechanism of the ink cartridge of the present utility model in a free state.

Fig. 8 is a cross-sectional view of the stopper mechanism of the ink cartridge of the present utility model when the elastic member is compressed.

Detailed Description

The present utility model will now be described in further detail with reference to the accompanying drawings, wherein the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

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

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and include, for example, either fixedly attached, detachably attached, or integrally formed; may be a mechanical connection; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the above description, descriptions of the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed 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, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The present embodiment provides an ink cartridge detachably mounted to a mounting portion 50 of a printer. The ink cartridge is mounted to the mounting portion 50 in a horizontal mounting direction, and the ink cartridge may be an ink bag type ink cartridge. The +y axis direction in fig. 1 and 2 is the mounting direction of the ink cartridge.

The printer further includes a tray 20, and when the ink cartridge is placed on the tray 20, a combination is formed, which is mounted to the mounting portion 50 in the mounting direction.

As shown in fig. 1 and 3, the mounting portion 50 includes a frame, a device-side terminal portion 52, two positioning portions 53, an ink supply needle 51, and a locking portion 54. The device-side terminal portion 52 includes a fixed bracket and an electrical connection portion 52t movably provided on the fixed bracket, a spring may be provided between the electrical connection portion 52t and the fixed bracket, a direction of extension and contraction of the spring is along an installation direction, and the electrical connection portion 52t may be movable in the installation direction with respect to the fixed bracket. The contact pins provided on the electrical connection portion 52t are used to abut against the chip 31 of the ink cartridge. The electric connection portion 52t has two outer baffles 52b disposed opposite to each other in a width direction perpendicular to the mounting direction, the two outer baffles 52b are provided with restricted portions 52a extending in the mounting direction on opposite sides, and the restricted portions 52a are outer ribs protruding from the outer baffles 52 b. The electrical connection portion 52t has a degree of freedom of movement in a direction perpendicular to the mounting direction (including the plumb direction and the width direction).

As shown in fig. 2, the tray 20 has a substantially rectangular parallelepiped shape with an opening, and the tray 20 has a first face 20a, a second face 20b, a receiving bottom face 20c, an opening 20d, a first side face 20e, and a second side face 20f. Three coordinate axes of an X axis, a Y axis and a Z axis are mutually perpendicular. The direction in which the opening 20d is directed to the accommodation bottom surface 20c is +z-axis direction, which is also vertical direction, and-Z-axis direction is inverse plumb direction. The second surface 20b is directed in the direction of the first surface 20a in the +y-axis direction, which is also the mounting direction of the combination of the ink cartridge and the tray 20 to the mounting portion 50, -the Y-axis direction is the direction in which the combination of the ink cartridge and the tray 20 is removed from the mounting portion 50, -and the Y-axis direction is the reverse mounting direction. The direction in which the second side surface 20f points toward the first side surface 20e is the +x axis direction. The first surface 20a is a surface on the front end side in the mounting direction. The coordinate system of the mounting portion 50 coincides with the coordinate system of the tray 20 in a state where the tray 20 is mounted on the mounting portion 50.

As shown in fig. 2, the tray 20 further has a receiving cavity 210, a fixing structure 22, and tray positioning portions 21, the receiving cavity 210 is used for receiving the ink cartridge, two tray positioning portions 21 are disposed on the first surface 20a, and the tray positioning portions 21 may be holes; the fixed structure 22 may be a card slot structure having a serpentine channel formed therein, with the access opening of the card slot structure being provided on the first face 20a, and the locking portion 54 entering from the access opening and moving along the serpentine channel to the locking position. When the tray 20 is mounted on the mounting portion 50, the tray positioning portion 21 is coupled with the positioning portion 53 to position the tray 20 at a substantially position in a direction perpendicular to the mounting direction, and the fixing structure 22 is coupled with the locking portion 54 to prevent the tray 20 from being separated from the mounting portion 50.

The width direction of the ink cartridge may be the extending direction of the X axis, the height direction of the ink cartridge may be the extending direction of the Z axis, and the length direction of the ink cartridge may be the extending direction of the Y axis. The ink cartridge is "front" in the +y-axis direction (mounting direction), the ink cartridge is "rear" in the-Y-axis direction, the ink cartridge is "lower" in the +z-axis direction (plumb direction), and the ink cartridge is "upper" in the-Z-axis direction.

As shown in fig. 2, the ink cartridge includes an ink storage portion 31 and a front end portion 32 that are connected, and the ink storage portion 31 may be an ink bag for storing ink, and the front end portion 32 is located at a front end of the ink cartridge in the mounting direction. The front end portion 32 includes a front end face 32a (face toward the +y axis direction) provided on the front end side in the mounting direction, and an upper end face 32b (face toward the-Z axis direction) intersecting the front end face 32a, the front end face 32a being parallel to a plane defined by the plumb direction and the width direction, the upper end face being parallel to a plane defined by the mounting direction and the width direction. The front end portion 32 further includes an ink outlet 321, the ink outlet 321 communicating with the ink storage portion 31 and for being combined with the ink supply needle 51 to supply ink in the ink storage portion 31 to the printer. The ink outlet 321 is provided through the front end surface 32a of the front end portion 32, and the ink outlet 321 is located at a substantially middle position of the front end portion 32 in the X-axis direction.

As shown in fig. 2 and 4, the front end portion 32 is provided with a mounting groove 322 at the intersection of the upper end surface 32b and the front end surface 32a, the chip 33 is provided in the mounting groove 322, and the mounting groove 322 is located on the-X axis side of the ink outlet 321 in the X axis direction. The chip 33 is disposed in the mounting groove 322 in an inclined manner, and the plane on which the chip 33 is disposed intersects both the upper end face 32b and the front end face 32a. The edge of the chip 33 in the mounting direction is a front edge 331, the front edge 331 is also a lower edge of the chip 33, that is, the front edge 331 of the chip 33 is located lower than a rear edge 332 of the chip 33 in the Z-axis direction (the edge of the chip 33 in the reverse mounting direction is also an upper edge of the chip 33), and the front edge 331 of the chip 33 does not protrude from the front end face 32a of the front end portion 32 in the mounting direction.

As shown in fig. 2, 4 to 6, the front end portion 32 further includes two limiting mechanisms for limiting the electric connection portion 52t in the plumb direction, the two limiting mechanisms being located on both sides of the mounting groove in the width direction, respectively acting on the limited portions 52a of the electric connection portion 52t on both sides in the width direction; the stopper mechanism includes a pedestal portion 34 and a functional portion 35, the pedestal portion 34 is fixedly connected to an upper end surface 32b of the front end portion 32, a guide chamber 341 is recessed on a side (+y-axis side) of the pedestal portion 34 near the front end surface 32a, and the guide chamber 341 is recessed in a reverse mounting direction (-Y-axis direction). The functional portion 35 is movably provided on the mount portion 34, and the functional portion 35 is at least partially located on the mount portion 34 on the front side in the mounting direction, and the functional portion 35 is movable in the mounting direction. Specifically, the functional portion 35 includes a stopper arm 351 acting on the upper side of the restricted portion 52a and a slider portion 352 slidably fitted with the holder portion 34, the slider portion 352 and the guide chamber 341 having a shape and a size adapted thereto, the slider portion 352 being located at least partially in the guide chamber 341 and being slidable along the guide chamber 341 so that the entire functional portion 35 is moved in the mounting direction, the stopper arm 351 being located on the side of the sliding portion closer to the front end face 32a (i.e., the +y axis side), the stopper arm 351 being located on the front side of the holder portion 34 in the mounting direction, the functional portion 35 being slidably moved in the Y axis direction, the stopper arm 351 not being entered into the guide chamber 341. One end of the stopper arm 351 is connected to the slider portion 352, and the other end extends in the mounting direction (+y-axis direction).

As shown in fig. 5, a guiding inclined plane 3511 is provided at the bottom of the limiting arm 351 at the mounting direction end, an upper edge 3511a of the guiding inclined plane 3511 is located at the front side of a lower edge 3511b of the guiding inclined plane 3511 in the mounting direction, a distance from the upper edge 3511a to the upper end face 32b is greater than a distance from the lower edge 3511b to the upper end face 32b, and the upper edge 3511a and the lower edge 3511b are parallel to the upper end face 32b, that is, a plane in which the guiding inclined plane 3511 is located intersects the upper end face 32b and is perpendicular to a plane defined by the Y-axis direction and the Z-axis direction.

As shown in fig. 4 to 8, the stopper mechanism further includes an elastic member 36 provided between the base portion 34 and the slider portion 352, the elastic member 36 being configured to apply a force in the mounting direction to the functional portion 35. The elastic member 36 is located in the guide chamber 341, and one end of the elastic member 36 abuts against an end of the slider portion 352 in the reverse mounting direction (-Y-axis direction end), and the other end abuts against an inner wall of the guide chamber 341 in the reverse mounting direction (-Y-axis direction end). The slider portion 352 may have a cavity therein, and one end of the elastic member 36 may extend into the cavity and abut against an inner wall of the slider portion 352 at the +y-axis direction end. In this embodiment, the elastic member 36 is preferably a compression spring, and may be a member capable of providing elastic restoring force, such as elastic rubber, elastic sponge, or a spring piece.

As shown in fig. 1 to 8, in the process of mounting the ink cartridge to the mounting portion, the limiting mechanism limits the electric connection portion 52t in the plumb direction by the limiting arm 351 acting on the upper side of the limited portion 52a, the limiting mechanism is provided with the guide inclined surface 3511 of the limited portion 52a acting on the electric connection portion 52t in the upturned posture, and as the ink cartridge moves in the mounting direction, the limited portion 52a on the electric connection portion 52t in the upturned posture can slide and deflect along the guide inclined surface 3511 and finally reach under the limiting arm 351, in the process, the upturned posture of the electric connection portion 52t is corrected, and further the electric connection stability between the chip and the electric connection portion 52t is ensured; in addition, in the above process, the guiding inclined surface 3511 contacts the limited portion 52a and moves the functional portion 35 in the reverse installation direction against the force of the elastic member 36 under the force of the limited portion 52a, that is, the functional portion 35 can be properly retracted to adapt to the limited portion 52a, and the functional portion 35 can be quickly reset in the installation direction under the force of elastic recovery of the elastic member 36 after the electric connecting portion 52t moves below the limiting arm 351, so as to ensure the limiting effect of the electric connecting portion 52t in the plumb direction.

Further, as shown in fig. 7, when the elastic member 36 is in the free state (a state in which no external force is applied), the force of the elastic member 36 to the function portion 35 in the mounting direction brings the function portion 35 to a position farthest from the inner wall of the end of the guide chamber 341 in the reverse mounting direction, and at this time, the front end (+y-axis end) of the stopper arm 351 is flush with the front end face 32a or protrudes from the front end face 32a in the mounting direction, whereby the restricted portion 52a can be acted on at an early stage of the ink cartridge mounting process, so that the posture of the electric connection portion 52t can be corrected early, facilitating the correct engagement between the electric connection portion 52t and the chip.

As shown in fig. 6, a side surface (inner side surface) of the limiting arm 351 close to the mounting groove 322 is a transition surface 3512, and the transition surface 3512 is perpendicular to the upper end surface 32b. The transition surface 3512 has a front side 3512a at the front end in the mounting direction, the transition surface 3512 has a rear side 3512b at the rear end in the mounting direction, and the distance between the two front sides 3512a of the two transition surfaces 3512 is greater than the distance between the two rear sides 3512b in the width direction, that is, the extending direction of the transition surface 3512 is inclined with respect to the mounting direction, so that interference between the limiting arm 351 and the limited parts 52a at both sides of the electrical connection part 52t during the mounting process of the ink cartridge can be prevented.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims

1. An ink cartridge to be mounted to a mounting portion of a printer in a horizontal mounting direction, the ink cartridge comprising a front end portion located at a front end side in the mounting direction, the front end portion comprising a front end surface provided at the front end side in the mounting direction and an upper end surface intersecting the front end surface, the front end portion being provided with a mounting groove at a position where the upper end surface intersects the front end surface, a chip being provided in the mounting groove;

2. The ink cartridge according to claim 1, wherein the support portion is provided with a guide cavity in a recessed manner on a side close to the front end face, the functional portion further includes a slider portion that is engaged with the guide cavity, the slider portion is located at least partially in the guide cavity and is slidable along the guide cavity, and the stopper arm is located on a side of the slider portion close to the front end face.

3. The ink cartridge as in claim 2, wherein the stopper mechanism further comprises an elastic member provided between the base portion and the slider portion, the elastic member being for applying a force in the mounting direction to the functional portion.

4. The ink cartridge according to claim 3, wherein the guide slope is in contact with the restricted portion and moves the functional portion in a reverse mounting direction against a force of the elastic member under a force of the restricted portion during mounting of the ink cartridge.

5. The ink cartridge as claimed in claim 4, wherein an end of the stopper arm is flush with or protrudes from the front end surface in the mounting direction when the elastic member is in the free state.

6. The ink cartridge according to claim 4, wherein the elastic member is located in the guide chamber, and one end of the elastic member abuts against the slider portion, and the other end abuts against an inner wall of the guide chamber opposite to the mounting direction end.

7. The ink cartridge as in claim 1, wherein the upper and lower edges are parallel to the upper end surface.

8. The ink cartridge according to any one of claims 1 to 7, wherein a side surface of the stopper arm near the mounting groove is a transition surface, a side surface of a front end of the transition surface in the mounting direction is a front side surface, a side surface of a rear end of the transition surface in the mounting direction is a rear side surface, and a distance between two front side surfaces is larger than a distance between two rear side surfaces in the width direction.

9. The ink cartridge of claim 8, wherein the transition surface is perpendicular to the upper end surface.