CN216443312U

CN216443312U - Ink box

Info

Publication number: CN216443312U
Application number: CN202122658318.7U
Authority: CN
Inventors: 夏敬章
Original assignee: Zhuhai Ninestar Management Co Ltd
Current assignee: Zhuhai Ninestar Management Co Ltd
Priority date: 2021-09-14
Filing date: 2021-11-02
Publication date: 2022-05-06
Anticipated expiration: 2031-11-02
Also published as: CN218505510U; CN115534526A; CN216443318U; CN217917308U; CN217917306U; CN217917310U

Abstract

The application relates to the technical field of printers, in particular to an ink box which comprises a box body, wherein the box body comprises a box bottom surface and a box top surface which are oppositely arranged, and a box front surface and a box back surface which are intersected with the box top surface and the box bottom surface and are oppositely arranged; the ink box is provided with a guide groove which is used for matching with the movable piece of the installation part to prevent the ink box from separating from the installation part; the liquid guiding part is arranged at one end of the box body close to the front of the box; the chip is arranged at the intersection position of the front surface of the box and the top surface of the box, and the chip and the guide groove are at least partially overlapped in the vertical direction; the chip is provided with an identified piece which is contacted with the identifying piece of the mounting part and identified. The application provides an ink horn is convenient for install to connection structure in the ink horn is rationally distributed, can guarantee the structural stability of ink horn.

Description

Ink box

Technical Field

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

Background

In the field of ink-jet printing, the current mainstream large-capacity ink box scheme is that an ink bag is matched with a detachable closed shell, the shell uses a narrow side surface as a bottom surface, when the shell is installed in a flat-pushing mode, the bottom surface is abutted against the inner wall of a mounting part, if the size precision of the shell in the vertical direction is not enough, the shell is easy to incline towards one side, so that the installation posture is deviated, the ink box cannot be normally identified and the ink is output, and therefore, the existing ink bag-shell ink box scheme needs to be optimized.

SUMMERY OF THE UTILITY MODEL

The ink box that this application provided is convenient for install to connection structure in the ink box is rationally distributed, can guarantee the structural stability of ink box.

In order to achieve the above object, the present application specifically adopts the following technical solutions, and provides an ink cartridge, including a cartridge body, the cartridge body includes a cartridge bottom surface and a cartridge top surface which are oppositely arranged, and a cartridge front surface and a cartridge back surface which are intersected and oppositely arranged with the cartridge top surface and the cartridge bottom surface, an ink storage cavity is arranged in the cartridge body, the cartridge bottom surface and the cartridge top surface are two outer surfaces with the largest cartridge body area, and in a state that the ink cartridge is mounted to a mounting portion of a printer, the cartridge bottom surface is located below the cartridge body along a plumb direction;

the ink box is provided with a guide groove which is used for being matched with the movable piece of the installation part so as to prevent the ink box from being separated from the installation part;

the liquid guiding-out part is arranged at one end of the box body close to the front of the box and is used for guiding out the printing raw materials in the ink storage cavity;

the chip is arranged at the intersection position of the front surface of the box and the top surface of the box, and the chip and the guide groove are at least partially overlapped in the vertical direction; the chip is provided with a contact which is contacted with and identified by the terminal part of the mounting part.

In a possible embodiment, the cartridge body includes a bottom case and a cover member separable in a vertical direction, the bottom case includes a rectangular bottom plate, and the cartridge bottom surface is an outer surface of the bottom plate;

the bottom plate is provided with an installation area at a first end, the guide groove is positioned in the installation area, the top surface of the bottom plate is provided with a connecting block in the installation area, and the chip and the liquid guiding part are positioned on the connecting block; the bottom plate is provided with an ink storage area at the second end, and the projection of the ink storage cavity on the bottom plate is positioned in the ink storage area.

In a possible embodiment, the bottom plate is provided with a closed peripheral wall and an inner peripheral wall at the edge of the ink storage area, the inner peripheral wall is positioned inside the peripheral wall, a gap part is arranged between the peripheral wall and the inner peripheral wall, and the ink storage cavity is positioned inside the inner peripheral wall;

the cover member includes an insertion part engaged with the gap part, and the cover member is connected with the bottom case by the insertion part inserted into the gap part.

In a possible embodiment, the projection of the peripheral wall on the base plate is rectangular, and the gap portions are located at four corners of the inner side of the peripheral wall.

In a possible embodiment, the inner wall merges with the floor at the lower edge of the inner wall in a rounded manner.

In a possible embodiment, the cover member includes a cover plate covering the entire ink storage area and at least a part of the mounting area, the top surface of the cartridge is an upper surface of the cover plate, and the insertion portion is provided in an area of the cover plate corresponding to the ink storage area;

the cover plate is provided with a plurality of buckling pieces in an area corresponding to the installation area, each buckling piece comprises an inserting plate vertically arranged on the bottom surface of the cover plate, and the lower edge of the side surface of each inserting plate is provided with a clamping bulge; be equipped with on the connecting block a plurality of with buckle spare complex receiving portion, receiving portion includes on the connecting block with picture peg complex socket hole, receiving portion still including locating on the socket hole inner wall with the protruding complex block rib of screens.

In a possible embodiment, the receiving portions are at least two end receiving portions provided at both ends of the mounting area in the width direction of the bottom plate, and at least one intermediate receiving portion provided between the two end receiving portions and at least one intermediate receiving portion provided between the liquid lead-out portion and the chip.

In a possible embodiment, the distance of at least one of the intermediate bells from the peripheral wall is less than the distance of the end bells from the peripheral wall.

In a possible embodiment, the connecting block is provided with abutting portions on both sides of the liquid guiding portion, and the cover plate is provided with abutting posts which are matched with the abutting portions in a region corresponding to the mounting region.

In a possible embodiment, guide ribs are provided on the bottom surface of the cartridge at least in a region corresponding to the ink storage area, the guide ribs extending in a longitudinal direction of the bottom plate.

Compared with the prior art, the technical scheme of the application has at least the following beneficial effects:

the application provides a connection structure between bottom plate and the apron of ink horn is rationally distributed, can guarantee the structural stability of ink horn in positions such as liquid derivation portion, chip. In addition, the ink box can be implemented as an integrated ink box scheme, and the integrated ink box scheme is compatible with a tray type shell-ink bag type ink box scheme and can output more ink compared with the tray type shell-ink bag ink box scheme with the same installation volume.

Drawings

FIG. 1 is a schematic view of the structure of an ink cartridge provided herein;

FIG. 2 is a schematic structural diagram of a mounting portion of a printer according to the present application;

FIG. 3 is a schematic view of a bottom case of the ink cartridge provided in the present application;

FIG. 4 is an enlarged schematic view of the mounting area at A in FIG. 3;

fig. 5 is a schematic cross-sectional structure view of a bottom case provided in the present application;

FIG. 6 is a schematic view showing the structure of a cap member of an ink cartridge according to the present application;

FIG. 7 is an enlarged view of the receiving portion shown at B in FIG. 4;

FIG. 8 is an enlarged view of the latch of FIG. 6 at C;

fig. 9 is a schematic view of the bottom plate of the ink cartridge provided in the present application.

The attached drawings are as follows:

100-ink cartridge;

20-a mounting portion; 201-ink supply needle; 202-terminal part; 203-a first positioning projection; 204-a second positioning projection; 205-a movable member;

1-box body;

11-bottom surface of the box;

12-Top surface of the cartridge;

13-front of the cartridge;

14-rear of the cassette;

15-a bottom shell;

150-a bottom plate;

151-mounting area; 151 a-connecting block;

152-ink storage area; 152 a-a separator; 152 b-a notch;

153-peripheral wall;

154-an inner wall;

155-gap portion;

156-a bolster; 156 a-socket hole; 156 b-snap ribs; 156 c-end bolster; 156 d-intermediate bay;

157-an abutment;

158-limit groove;

16-a lid component;

161-a plug-in part;

162-a cover plate;

163-a clasp; 163 a-card; 163 b-detent bumps;

164-abutment posts;

2-a guide groove;

3-a liquid lead-out section;

4-chip;

5-guide rail ribs;

6-air pressure balance piece;

61-an air guide channel;

7-ink outlet valve;

71-valve seat;

72-a valve core;

73-ink outlet;

74-plugging the groove;

8-air inlet holes;

9-a first positioning groove;

10-second detent.

Detailed Description

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

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

In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in a descriptive sense only and not for purposes of limitation. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The present application provides an ink cartridge 100, fig. 1 is a schematic structural diagram of the ink cartridge provided by the present application, as shown in fig. 1, the ink cartridge 100 includes a cartridge body 1, the cartridge body 1 includes a cartridge bottom surface 11 and a cartridge top surface 12 which are oppositely arranged along a vertical direction, a cartridge front surface 13 and a cartridge rear surface 14 (not shown in fig. 1) which are intersected with and oppositely arranged with the cartridge top surface 12 and the cartridge bottom surface 11, an ink storage cavity is arranged in the cartridge body 1, the cartridge bottom surface 11 and the cartridge top surface 12 are two outer surfaces with the largest area of the cartridge body 1, and in an installation state along the vertical direction, the cartridge bottom surface 11 is located below the cartridge body 1 along the vertical direction;

the ink cartridge 100 is provided with a guide groove 2 for engaging with a movable member 205 of a mounting portion 20 of the printer to prevent the ink cartridge 100 from being detached from the mounting portion 20;

the liquid guiding-out part 3 is arranged at one end of the box body 1 close to the front 13 of the box and is used for guiding out the printing raw materials in the ink storage cavity;

the chip 4 is arranged at the intersection position of the box front surface 13 and the box top surface 12, and the chip 4 and the guide groove 2 are at least partially overlapped along the vertical direction; the chip 4 is provided with a contact for contact and recognition with the terminal portion 202 of the printer mounting portion 20.

In the above solution, the outer surface of the ink cartridge 100 connected to the printer, which has the largest area of the cartridge body 1, is used as the cartridge bottom surface 11, so that the structural stability of the ink cartridge 100 can be ensured, the mounting posture deviation caused by the dimensional accuracy can be eliminated, and the normal recognition of the ink cartridge 100 can be ensured.

Fig. 2 is a schematic structural diagram of a mounting portion of a printer according to the present application, and as shown in fig. 2, the mounting portion 20 of the printer includes a frame main body, an ink supply needle 201, a terminal portion 202, a first positioning protrusion 203, a second positioning protrusion 204, and a movable member 205.

The mounting portion 20 includes a main body frame, and the ink supply needle 201, the terminal portion 202, the first positioning protrusion 203, the second positioning protrusion 204, and the movable member 205 are formed on the main body of the mounting portion 20. Specifically, the ink supply needle 201 is a hollow pipe column, and when the ink cartridge 100 is butted against the mounting portion 20, the ink in the ink cartridge 100 flows in through the ink supply needle 201; the terminal portion 202 comprises a plurality of contact pins (not shown) made of elastic conductive steel sheets, and in a state that the ink cartridge 100 is mounted to the mounting portion 20, the terminal portion 202 is electrically connected with the contacts of the chip 4 on the ink cartridge 100, and can identify the ink information of the ink cartridge 100, and when the information is matched, the ink injection process can be controlled; the first positioning protrusion 203 and the second positioning protrusion 204 are rod-shaped structures which are convexly arranged on the mounting part 20 along the second direction of the mounting part 20, and the first positioning protrusion 203 and the second positioning protrusion 204 are matched with the mounting grooves on the ink cartridge 100, so that the ink cartridge 100 can be further clamped with the mounting part 20, and the stability of the ink cartridge 100 in the ink injecting process is ensured; the movable member 205 is a rod-shaped member that can be returned and swung on the mounting portion 20, the rod-shaped member includes a swingable movable end and a protrusion formed on the movable end, and in the mounting process, the movable member 205 can be returned and swung to a predetermined position, and at this time, the protrusion is engaged with the ink cartridge 100, so that the connection between the ink cartridge 100 and the mounting portion 20 is more stable.

The ink cartridge 100 connected to the printer includes a cartridge body 1, the cartridge body 1 constitutes a structural frame of the ink cartridge 100, and supports an internal structure of the ink cartridge 100, wherein the cartridge body 1 may be a plastic cartridge body 1, or may be a cartridge body 1 made of other materials, and may be selected according to actual needs, which is not limited herein.

In practical use, the cartridge body 1 includes a bottom case 15 and a cover member 16 separable in a vertical direction, and the bottom case 15 and the cover member 16 are stably connected by a connection structure.

Fig. 3 is a schematic structural view of a bottom case of an ink cartridge provided in the present application, and as shown in fig. 3, the bottom case 15 includes a rectangular bottom plate 150, and the bottom surface 11 is an outer surface of the bottom plate 150. The base 150 includes a structural mounting area and an ink storage area of the cartridge 1 for providing structural mounting points and ink storage. Specifically, the bottom plate 150 is provided at a first end with a mounting region 151 and at a second end with an ink storage region 152. The guide slot 2 is located in the mounting area, the projection of the ink storage cavity on the bottom plate 150 is located in the ink storage area 152, at least one partition 152a is arranged in the ink storage area 152 at intervals, and the partition 152a and the bottom plate 150 are integrally formed. Baffle 152a is used for being separated into a plurality of cavities with storage ink district 152, and every cavity is linked together through the breach 152b of baffle 152a bottom, through a plurality of baffles 152a and the breach 152b that set up, when injecting ink into in storage ink district 152, can not lead to the ink in the storage ink district 152 to acutely rock, guarantees the smooth outflow of ink.

Fig. 4 is an enlarged schematic view of the mounting area at a in fig. 3, and as shown in fig. 4, the top surface of the base plate 150 is provided with a connection block 151a in the mounting area 151, and the chip 4 and the liquid lead-out portion 3 are located on the connection block 151 a. The structure disposed on the connection block 151a includes a chip 4, the chip 4 is disposed at an intersection position of the box front surface 13 and the box top surface 12 on the bottom plate 150, a hollow groove is formed at the intersection position, and the chip 4 is disposed in the groove. The chip 4 comprises a main body and contacts arranged on the main body, the main body is of a plate type structure and is obliquely arranged in the groove along the length direction of the box body 1, the contacts are conductive protrusions on the main body and are used for being electrically connected with the terminal part 202 on the printer installation part 20, and the injection process of ink can be controlled when the ink box 100 is butted with a printer through the electrical connection between the chip 4 and the terminal part 202 on the installation part 20.

The process of injecting ink is realized by an ink supply needle 201 and a liquid guiding part 3 of the printer, the liquid guiding part 3 is arranged at one end of the cartridge body 1 close to the front 13 of the cartridge along the length direction of the cartridge body 1, a pipeline is arranged in the liquid guiding part 3, one end of the pipeline is communicated with the outside of the ink cartridge 100, and the other end of the pipeline is communicated with the ink storage area 152, so as to form an ink flow channel. In practical applications, the end of the liquid outlet 3 that communicates with the outside of the ink cartridge 100 is abutted against the ink supply needle 201 of the printer mounting portion 20, and the ink supply needle 201 is abutted into the channel of the liquid outlet 3, so that the ink in the ink storage area 152 is filled.

In the process of injecting ink, in order to make the injection of ink more stable, the ink cartridge 100 further includes an air inlet hole 8, an air pressure balancing member 6, and an ink outlet valve 7.

Specifically, the air inlet hole 8 is formed in a side surface of the case body 1 for balancing air pressure inside and outside the ink cartridge 100, so as to prevent the ink in the ink storage area 152 from flowing out normally due to the air pressure during use. However, in the using process, the ink can seep out of the ink storage area 152 through the air inlet, so that the air pressure balancing piece 6 is arranged, the air pressure balancing piece 6 is arranged in the ink storage cavity, the air pressure balancing piece 6 is internally provided with a circuitous air guide channel 61, two ends of the air guide channel 61 are respectively communicated with the ink storage area 152 and the air inlet hole 8 on the side wall of the box body 1, and the air pressure balancing piece 6 can prevent the liquid in the ink storage area 152 from seeping out of the air inlet hole 8 when the air inlet hole 8 is opened.

The ink outlet valve 7 is disposed in the ink flow channel of the liquid guiding portion 3, fig. 5 is a schematic cross-sectional structure diagram of the bottom case provided in the present application, as shown in fig. 5, the ink outlet valve 7 includes a valve seat 71 and a spherical valve core 72, the valve core 72 is mounted above the valve seat 71, the valve core 72 may be made of a light material, such as foam, or a cavity is disposed inside the valve core 72 to ensure that the density of the valve core is less than the density of the liquid stored in the ink cartridge 100, so that the valve core 72 may float upward under the action of buoyancy when the ink is filled. An ink outlet 73 is arranged in the valve seat 71 along the vertical direction, and a blocking groove 74 matched with the bottom of the valve core 72 is arranged at the periphery of the ink outlet 73 at the top of the valve seat 71 and used for blocking the ink outlet 73.

In the practical application process, when ink exists in the ink flow channel, the valve core 72 floats upwards and is separated from the valve seat 71, the ink outlet valve 7 is opened, and the ink supply needle 201 can suck liquid after being communicated with the ink flow channel; when the liquid level in the ink cartridge 100 is too low and no liquid enters the ink flow channel, the bottom of the valve element 72 enters the blocking groove 74 and blocks the ink outlet hole 73, the ink outlet valve 7 is closed, the ink supply needle 201 cannot suck the liquid through the ink flow channel, and therefore the control system of the printer can judge whether the ink cartridge 100 is evacuated by detecting the suction force.

The bottom case 15 and the lid member 16 of the ink cartridge 100 provided in the present application are connected by a plurality of connection structures.

Specifically, the bottom plate 150 is provided with a closed peripheral wall 153 and an inner peripheral wall 154 at an edge of the ink storage region 152, the inner peripheral wall 154 is located inside the peripheral wall 153, and the peripheral wall 153 and the inner peripheral wall 154 may be connected with the bottom plate 150 by adhesion, but other connection manners may also be used, for example, the connection manner is integrally formed with the bottom plate 150, and may be selected according to actual needs, and is not limited herein. Along the vertical direction, the projection of the peripheral wall 153 on the bottom plate 150 is rectangular, the inner peripheral wall 154 is in transition with the fillet of the bottom plate 150 at the lower edge of the inner wall, and the transition fillet can relieve the impact on the inner wall caused by the flow of ink inside the ink box in the ink filling process; the bent portions of the outer peripheral wall 153 and the inner peripheral wall 154 at the inner sides form gap portions 155, and the gap portions 155 are located at four corners of the inner side of the outer peripheral wall 153. Fig. 6 is a schematic structural diagram of a cap member of an ink cartridge according to the present application, and as shown in fig. 6, the cap member 16 engaged with the bottom plate 150 includes an insertion portion 161 engaged with the gap portion 155, the cap member 16 includes a cover plate 162 covering the entire ink storage region 152 and at least a portion of the mounting region 151, the cartridge top surface 12 is an upper surface of the cover plate 162, and the insertion portion 161 is disposed in a region of the cover plate 162 corresponding to the ink storage region 152. The insertion part 161 is a triangular prism structure formed by projecting the cover 162 at a position corresponding to the gap 155, and the cover member 16 is connected to the bottom case 15 by the insertion part 161 inserted into the gap 155 in accordance with the shape of the gap 155.

The bottom case 15 and the cover member 16 may be directly connected to the cover member 16 by screws, or the bottom case 15 and the cover member 16 may be directly connected to each other by screws, as needed, without being limited thereto.

Further, the mounting region 151 of the base plate 150 is further provided with at least one receiving portion 156, the receiving portion 156 is concavely formed on the connecting block 151a, fig. 7 is an enlarged structural schematic view of the receiving portion at B in fig. 4, and as shown in fig. 7, the receiving portion 156 includes a receiving hole 156a and a fastening rib 156B arranged on an inner wall of the receiving portion 156. In practice, the ink cartridge 100 includes at least two end receiving portions 156c and at least one intermediate receiving portion 156d, wherein the two end receiving portions 156c are disposed at both ends of the mounting region 151 and the intermediate receiving portion 156d is disposed between the two end receiving portions 156c in the width direction of the bottom plate 150. Preferably, at least one intermediate shelf 156d is located between liquid lead-out 3 and chip 4, at least one intermediate shelf 156d being located at a distance from peripheral wall 153 that is less than the distance from end shelf 156c to peripheral wall 153, i.e., at least one shelf 156 is provided at different orientations of mounting region 151. The cover plate 162 is provided with a locking member 163 at a region corresponding to the receiving portion 156, and the locking member 163 is engaged with the receiving portion 156. Fig. 8 is an enlarged schematic structural view of the locking member at C in fig. 6, and as shown in fig. 8, the locking member 163 includes an insertion plate 163a and a locking protrusion 163b formed by extending and bending the insertion plate 163a, and when the bottom case 15 and the cover member 16 are connected, the locking protrusion 163b is locked and connected with the locking rib 156 b.

Furthermore, the mounting region 151 on the bottom plate 150 further includes abutting columns 164 disposed on both sides of the liquid guiding portion 3, the abutting columns 164 are column-shaped structures protruding from both sides of the liquid guiding portion 3, the cover plate 162 is provided with abutting portions 157 at regions corresponding to the abutting columns 164, and when the bottom case 15 and the cover member 16 are connected, the abutting portions 157 abut against the abutting columns 164.

In the connection structure between the bottom case 15 and the cover member 16, that is, the insertion portion 161 of the cover plate 162 is inserted into the gap portion 155 of the bottom plate 150, the locking projection 163b of the cover plate 162 is locked to the locking rib 156b of the bottom plate 150, the abutting portion 157 of the cover plate 162 abuts against the abutting post 164 of the bottom plate 150, and the bottom case 15 and the cover member 16 can be stably connected.

The assembled ink cartridge 100 may be docked with the mounting portion 20 of the printer to perform an ink filling process, and specifically, during the mounting process, the bottom surface 11 of the cartridge is provided with guide ribs 5 at least in the region corresponding to the ink reservoir 152, and the guide ribs 5 extend along the length of the bottom plate 150. The mounting portion 20 of the printer is provided with a guide groove (not shown) which can provide a mounting path for the ink cartridge 100, and in the actual application process, the ink cartridge 100 is assembled along the mounting direction, and the guide rib 5 is in guide fit with the guide groove.

Further, in order to make the installation of the ink cartridge 100 and the printer more stable, the ink cartridge 100 further includes a first positioning groove 9 and a second positioning groove 10 respectively disposed on two sides of the front side 13 of the cartridge along the width direction of the cartridge body 1, and the first positioning groove 9 and the second positioning groove 10 are columnar hole structures formed on the front side 13 of the cartridge. During the assembly of the ink cartridge 100, the first positioning recess 9 is connected to the first positioning projection 203 of the printer mounting portion 20, and the second positioning recess 10 is connected to the second positioning projection 204.

Further, fig. 9 is a schematic structural diagram of the bottom plate of the ink cartridge provided in the present application, as shown in fig. 9, a limiting groove 158 is further disposed on an outer surface of the bottom plate 150 of the ink cartridge 100, in an actual application process, the movable element 205 of the mounting portion 20 swings to the limiting groove 158 of the ink cartridge 100, at this time, the protrusion on the movable element 205 is engaged with the limiting groove 158, and the ink cartridge 100 is further engaged.

In use, the insertion portion 161 of the cover plate 162 is inserted into the gap portion 155 of the bottom plate 150, the locking protrusion 163b of the cover plate 162 is locked to the locking rib 156b of the bottom plate 150, the abutting portion 157 of the cover plate 162 abuts against the abutting post 164 of the bottom plate 150, and then the ink is stored in the ink storage area 152, and the ink cartridge 100 is assembled. The assembled ink cartridge 100 is butted with the mounting part 20 of the printer, the electric contact part is contacted and identified with the terminal part 202 of the mounting part 20, the first positioning bulge 203 and the second positioning bulge 204 are respectively inserted into the first positioning groove 9 and the second positioning groove 10, the bulge of the locking part is clamped in the limiting groove 158 on the bottom surface of the bottom plate 150, the mounting of the ink cartridge 100 is completed, and ink enters the ink supply needle 201 through the liquid guiding part 3.

In addition, the utility model also has an implementation mode of a split type ink box, namely, the box body only serves as a shell for accommodating the ink bag, a partition plate and an ink outlet valve are not arranged in the box body, the liquid guiding part can be a cavity which is formed by partial hollowing in the connecting block, the liquid guiding part only allows the ink bag to penetrate out of an ink outlet nozzle arranged on the ink bag, and an independent pipeline is not required to be arranged in the liquid guiding part.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same. Although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model. 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 application.

Claims

1. An ink box comprises a box body, wherein the box body comprises a box bottom surface and a box top surface which are oppositely arranged, and a box front surface and a box back surface which are intersected with the box top surface and the box bottom surface and are oppositely arranged;

2. The ink cartridge according to claim 1, wherein the cartridge body includes a bottom case and a cover member separable in a vertical direction, the bottom case includes a rectangular bottom plate, and the cartridge bottom surface is an outer surface of the bottom plate;

3. The ink cartridge as claimed in claim 2, wherein said bottom plate is provided at an edge of the ink storage area with a closed peripheral wall and an inner peripheral wall, said inner peripheral wall being located inside said peripheral wall, there being a gap portion between said peripheral wall and said inner peripheral wall, said ink storage chamber being located inside said inner peripheral wall;

4. The ink cartridge as claimed in claim 3, wherein the projection of said peripheral wall on said bottom plate is rectangular, and said gap portions are located at four corners inside said peripheral wall.

5. The ink cartridge of claim 3, wherein said inner wall is rounded at a lower edge of said inner wall to said bottom plate.

6. The ink container as claimed in claim 3, wherein said cover member includes a cover plate covering the entire ink reservoir and at least a part of the mounting area, said top surface of the container being an upper surface of said cover plate, said insertion portion being provided in an area of said cover plate corresponding to the ink reservoir;

7. The ink cartridge as claimed in claim 6, wherein the receiving portions are at least two end receiving portions and at least one intermediate receiving portion, the two end receiving portions are provided at both ends of the mounting area in a width direction of the bottom plate, the intermediate receiving portion is provided between the two end receiving portions, and the at least one intermediate receiving portion is provided between the liquid lead-out portion and the chip.

8. The ink cartridge as in claim 7, wherein a distance from at least one of said intermediate bolster to said peripheral wall is less than a distance from said end bolster to said peripheral wall.

9. The ink cartridge as claimed in claim 6, wherein the connecting block has abutting portions on both sides of the liquid lead-out portion, and the cover plate has abutting posts engaging with the abutting portions in regions corresponding to the mounting areas.

10. The ink cartridge as claimed in any one of claims 2 to 9, wherein a guide rib is provided on the cartridge bottom surface at least in an area corresponding to the ink storage area, the guide rib extending in a length direction of the bottom plate.