CN214774855U

CN214774855U - Ink box

Info

Publication number: CN214774855U
Application number: CN202022914125.9U
Authority: CN
Inventors: 王平
Original assignee: Zhongshan Ruiyuanxiang Technology Co ltd
Current assignee: Zhongshan Ruiyuanxiang Technology Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-11-19
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses an ink cartridge, it includes: the ink jet printing device comprises a main body part, a printing head and a printing head, wherein the main body part is provided with an ink cavity and an air inlet channel, the ink cavity is divided by a separation structure to form a left cavity and a right cavity which are arranged in parallel, the lower part of the right cavity is communicated with the left cavity, and the air inlet channel is communicated with the right cavity; the water level detection device is arranged on the main body part and is used for detecting the ink level in the left cavity; the output part is arranged on the main body part and is provided with an ink output channel, and the ink output channel is communicated with the left cavity. When the ink box is used, the ink in the right cavity is used up before the ink in the left cavity, when the ink level of the left cavity is reduced to the range capable of being detected by the water level detection device, the printer can send out an ink shortage warning, and the residual ink in the ink cavity is mainly the bottom part of the left cavity, so that the residual amount is less compared with the residual ink in the whole bottom of the common ink box.

Description

Ink box

Technical Field

The utility model belongs to the technical field of the printing consumables technique and specifically relates to an ink cartridge.

Background

In the existing ink cartridge, the lower portion of an ink chamber is communicated with an ink output passage, the ink chamber is communicated with an air inlet passage, and the air inlet passage is communicated with external air. After the ink box is installed on the printer, the printer sucks ink in the ink cavity from the ink output channel, the water level of the ink cavity is reduced, air enters the ink cavity from the air inlet channel to balance air pressure, and the ink energy is guaranteed to be continuously output from the ink output channel. In order to detect the ink storage amount and remind a user to replace the ink box, a water level detection device for detecting the ink level is arranged on the ink box, a sensing device is correspondingly arranged on the printer and is in communication with the main control of the printer, and the sensing device is used for detecting the state of the water level detection device. When the water level of the ink cavity is reduced to a preset height, the state of the water level detection device changes along with the change of the water level, the sensing device senses the state change of the water level detection device and informs the main control of the printer, and the printer gives out an ink shortage warning to inform a user of replacing the ink box. The above-mentioned ink cartridge has the following disadvantages: after the water level detection device detects that the ink level of the detection cavity is reduced and the printer gives out an ink shortage warning, a lot of residual ink at the bottom of the ink box is still not used up, so that waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an ink box can reduce the ink and remain.

According to the utility model discloses an ink cartridge, it includes: the ink bottle comprises a main body part, a bottle cap and a bottle cap, wherein the main body part is provided with an ink cavity and an air inlet channel, the ink cavity is divided by a separation structure to form a left cavity and a right cavity which are arranged in parallel, the lower part of the right cavity is communicated with the left cavity, and the air inlet channel is communicated with the right cavity; the water level detection device is arranged on the main body part and is used for detecting the ink level in the left cavity; the output part is arranged on the main body part and provided with an ink output channel, and the ink output channel is communicated with the left cavity.

According to the utility model discloses ink cartridge has following beneficial effect at least: when the ink box is used, ink in the cavity on the left side is output to a printer through the ink output channel, because the air inlet channel is communicated with the cavity on the right side, air can enter the cavity on the right side first, under the action of atmospheric pressure, ink in the cavity on the right side can be continuously supplemented to the cavity on the left side, therefore, after ink in the cavity on the right side is basically consumed, ink in the cavity on the left side can be consumed, because the ink level in the cavity on the left side is detected by the water level detection device, when ink in the cavity on the right side is not consumed, the ink level in the cavity on the left side is unchanged, and the printer can not send out an ink shortage warning. After the ink in the right side cavity is consumed, the left side cavity begins to be consumed and leads to the water level to reduce, when the water level reduces to the scope that water level detection device can detect, the printer just can send out the warning of lacking the ink, and the ink that remains in the ink chamber at this moment is mainly the part of the bottom of left side cavity, remains for the whole bottom of ordinary ink box ink residue, and the volume of remaining is still less.

According to some embodiments of the present invention, the water level detecting device comprises a detecting portion, the detecting portion is disposed on the main body portion, the detecting portion is provided with a detecting cavity, the detecting cavity is communicated with the left cavity, the detecting portion is further provided with a light guiding structure, when the detecting cavity is filled with ink, detecting light injected from one side of the light guiding structure can be deflected to deviate from an original injecting direction; when the water level of the ink in the detection cavity is lower than that of the light guide structure, the detection light can reach the opposite side position of the light guide structure along the original injection direction.

According to the utility model discloses a some embodiments, it has two each other angled lateral walls, two to detect the chamber the lateral wall can be printing opacity, light-directing structure configures into two lateral wall and two the space that encloses between the lateral wall.

According to some embodiments of the invention, the right side cavity is partitioned and is formed with at least two sub-chambers, the sub-chambers communicate with each other.

According to some embodiments of the present invention, the main body portion is provided with a handle recess.

According to some embodiments of the invention, the top of the left side cavity is provided with a recessed cavity.

According to the utility model discloses a some embodiments, inlet channel includes air duct and installation cavity before, be provided with on the main part with the inlet port of air duct intercommunication before, install water proof air permeability in the installation cavity, air duct is the labyrinth passageway before.

According to some embodiments of the utility model, the inlet channel through set up in the inside intercommunication passageway of main part with the right side cavity intercommunication.

According to some embodiments of the utility model, inlet channel includes preceding air flue, back air flue and installation cavity, be provided with on the main part with the inlet port of preceding air flue intercommunication, preceding air flue with pass through between the back air flue installation cavity intercommunication, install water proof air permeability in the installation cavity, preceding air flue with back air flue is labyrinth passageway.

According to some embodiments of the present invention, the air inlet channel is communicated with the right cavity through a connecting channel, a strip-shaped groove is formed on the outer side surface of the main body, a cover member is covered on the strip-shaped groove, the cover member seals the notch of the strip-shaped groove to form the connecting channel, a first communicating hole communicated with the air inlet channel is formed at the bottom of the strip-shaped groove at one end, and a second communicating hole communicated with the right cavity is formed at the bottom of the strip-shaped groove at the other end; the covering piece is a film, and the film is attached to the edge of the notch of the strip-shaped groove to seal the notch of the strip-shaped groove.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the present invention;

fig. 3 is a working schematic diagram of the embodiment of the present invention;

fig. 4 is a front view of an embodiment of the present invention;

FIG. 5 is a diagram illustrating the detection chamber filled with ink according to an embodiment of the present invention;

FIG. 6 is a diagram illustrating an embodiment of the present invention in which the ink level is lower than the light guide structure;

FIG. 7 is an exploded schematic view of another embodiment of an embodiment of the present invention;

fig. 8 is a schematic diagram of another embodiment of the present invention;

FIG. 9 is an exploded schematic view of another embodiment of an embodiment of the present invention;

FIG. 10 is an enlarged schematic view at P of FIG. 9;

reference numerals:

a light emitter 1, a light receiver 2;

the air intake structure comprises a main body part 100, a front shell 101, a rear shell 102, an air intake channel 110, an air intake channel 111, a rear air intake channel 112, a mounting cavity 113, an air intake hole 114, a left cavity 120, a recessed cavity 121, a right cavity 130, a sub-cavity 131, a handle recessed position 140, a water-stop air-permeable piece 150, a strip-shaped groove 160, a first communicating hole 161, a second communicating hole 162, a separation cavity 170 and a communicating channel 180;

a water level detection device 200, a detection chamber 210, a side wall 220;

an output portion 300, an ink output channel 310;

the closure 400.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, the ink cartridge includes a main body 100, a water level detecting device 200, and an output unit 300.

Referring to fig. 2, the main body 100 is provided with an ink chamber and an air intake passage 110, the ink chamber is partitioned by a partition structure to form a left chamber 120 and a right chamber 130 which are arranged in parallel, the main body 100 is formed by connecting a front case 101 and a rear case 102, and the left chamber 120 and the right chamber 130 are enclosed by the front case 101 and the rear case 102. The lower portion of the right chamber 130 communicates with the left chamber 120, and the intake passage 110 communicates with the right chamber 130. The water level detection device 200 is disposed on the main body 100 and is used for detecting the ink level in the left chamber 120; the output unit 300 is provided in the main body 100, the output unit 300 is provided with an ink output channel 310, and the ink output channel 310 is communicated with the left chamber 120.

Referring to fig. 3, the gas path is shown by the hollow arrows and the ink path is shown by the solid arrows. When the ink cartridge is used, the ink in the left cavity 120 is output to the printer through the ink output channel 310, because the air inlet channel 110 is communicated with the right cavity 130, air can enter the right cavity 130 first, and under the action of atmospheric pressure, the ink in the right cavity 130 can be continuously supplemented to the left cavity 120, so that the ink in the left cavity 120 can be consumed after the ink in the right cavity 130 is basically consumed, and because the water level detection device 200 detects the ink level in the left cavity 120, when the ink in the right cavity 130 is not consumed yet, the ink level in the left cavity 120 does not change, and the printer cannot give out an ink shortage warning. When the ink in the right chamber 130 is consumed, the left chamber 120 starts to be consumed to cause the water level to be reduced, and when the water level is reduced to the range which can be detected by the water level detecting device 200, the printer can give out an ink shortage warning, and the residual ink in the ink chamber is mainly the bottom part of the left chamber 120, and is less than the residual ink in the whole bottom part of a common ink box.

In some printers, a photoelectric detection assembly is generally used to detect the ink level in the ink chamber, and the photoelectric detection assembly includes a light emitter and a light receiver, which are respectively located on opposite sides of the portion to be detected of the ink cartridge. In order to cooperate with such a printer, in this embodiment, the water level detecting device 200 includes a detecting portion, the detecting portion is disposed on the main body 100, the detecting portion is provided with a detecting cavity 210, the detecting cavity 210 is communicated with the left cavity 120, and a light guiding structure is further disposed on the detecting portion. The detection cavity 210 has two side walls 220 forming an angle with each other, and the included angle range of the two side walls 220 can be configured to be 80 ° to 100 °, and of course, an appropriate included angle can be specifically selected according to actual conditions. The two sidewalls 220 are transparent, and the light guide structure is disposed between the two sidewalls 220 and the two sidewalls 220.

Referring to fig. 5, when the detection chamber 210 is filled with ink, the light guide structure is equivalent to a triangular prism, light emitted by the light emitter 1 of the printer enters from one side of the light guide structure, the detection light is deflected and deviates from the original entering direction, the light receiver 2 on the opposite side cannot receive the light, the printer does not give out an ink shortage warning according to the state signal of the light receiver 2, and the user can continue to use the ink cartridge.

Referring to fig. 6, when the water level of the ink in the detection chamber 210 is lower than the light guide structure, the detection light reaches the opposite position of the light guide structure along the original incident direction, so that the light receiver 2 receives the light and generates a signal to notify the printer of sending out a lack warning to remind the user of replacing the ink cartridge.

In other embodiments, it is conceivable that the water level detecting device 200 may also adopt other suitable structures, which can be selected according to actual situations.

In the present embodiment, the right chamber 130 is partitioned to form at least two sub-chambers 131, and the sub-chambers 131 are communicated with each other. In particular, the sub-chambers 131 may be separated by a partition, and the sub-chambers may communicate with each other by providing openings in the partition. By providing a plurality of sub-chambers 131, the provision of different ink capacities of the ink chambers can be achieved by selectively closing a portion of sub-chambers 131 at the time of specific manufacture.

In this embodiment, the main body 100 is provided with a locking recess 140 to facilitate the detachment of the ink cartridge from the printer.

In this embodiment, the top of the left chamber 120 is provided with a concave cavity 121, and gases which enter the left chamber 120 abnormally, such as air or bubbles in ink which enter due to the loose sealing of the ink output channel 310, can be concentrated in the concave cavity 121, so as to avoid the free movement of the gases and improve the working stability of the ink cartridge.

In this embodiment, the air intake passage 110 includes a front air passage 111 and a mounting cavity 113, an air intake hole 114 communicating with the front air passage 111 is provided on the main body portion 100, a water-stop air-permeable member 150 is mounted in the mounting cavity 113, and the front air passage 111 is a labyrinth passage. In this embodiment, the water-proof air-permeable member 150 is a sponge, so that the cost is low and the installation is convenient. Of course, it is conceivable that, in other embodiments, the water-proof air-permeable member 150 may be another structure capable of resisting water and air, such as an air-permeable membrane capable of resisting water and air, and is not limited to the embodiment of the present embodiment.

In the present embodiment, the intake passage 110 communicates with the right chamber 130 through a communication passage 180 provided inside the main body portion 100. In the present embodiment, the left chamber 120 and the right chamber 130 are separated by the partition 170, the communication channel 180 is connected to the right chamber 130 through the partition 170, and the partition 170 can be regarded as a part of the communication channel 180. Specifically, the separation chamber 170 is disposed beside the sub-chambers 131 and is in communication with one of the sub-chambers 131.

Referring to fig. 7 to 8, in another embodiment, the intake passage 110 includes a front intake passage 111, a rear intake passage 112, and a mounting cavity 113, an intake hole 114 communicating with the front intake passage 111 is provided on the main body 100, the front intake passage 111 and the rear intake passage 112 communicate with each other through the mounting cavity 113, a water-stop air-permeable member 150 is mounted in the mounting cavity 113, and the front intake passage 111 and the rear intake passage 112 are labyrinth passages. By adopting the structure, better water-vapor separation effect can be realized, and the probability of ink leakage from the air inlet channel 110 is reduced.

Referring to fig. 9 to 10, in another embodiment, the air inlet channel 110 is communicated with the right cavity 130 through a connecting channel, the outer side surface of the main body 100 is provided with a strip-shaped groove 160, the strip-shaped groove 160 is covered with a cover 400, the cover 400 seals the notch of the strip-shaped groove 160 to form the connecting channel, the groove bottom of one end of the strip-shaped groove 160 is provided with a first communicating hole 161 communicated with the air inlet channel 110, and the groove bottom of the other end of the strip-shaped groove 160 is provided with a second communicating hole 162 communicated with the right cavity 130; the cover 400 is a film attached to the edge of the slot of the bar groove 160 to close the slot of the bar groove 160. With the above configuration, the position of the outer side surface of the main body 100 can be fully utilized, flexible communication of the passages can be performed, and the occupation of the internal space can be reduced. In the present embodiment, the cover 400 is a film, and the film is attached to the edge of the slot of the strip-shaped groove 160 to close the slot of the strip-shaped groove 160. Of course, it is conceivable that the cover 400 may have other configurations and is not limited to the embodiment of the present embodiment. In this embodiment, the connecting channel communicates with the right chamber body 130, in particular via the separating chamber 170.

The utility model provides a structure of two kinds of inlet channel (110), this inlet channel (110) can be through setting up intercommunication passageway (180) or the interface channel who sets up in the main part (100) outside at main part (100) inside come to communicate with right side cavity 130. The former has simple structure and does not need additional assembly; the latter can realize flexible channel arrangement and reduce the occupation of the internal space. Those skilled in the art can select a suitable way to communicate the right chamber 130 with the intake passage 110 according to actual conditions.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An ink cartridge, comprising:

the ink bottle comprises a main body part (100) and an air inlet channel (110), wherein the main body part is provided with an ink cavity and the air inlet channel (110), the ink cavity is divided by a separation structure to form a left cavity (120) and a right cavity (130) which are arranged in parallel, the lower part of the right cavity (130) is communicated with the left cavity (120), and the air inlet channel (110) is communicated with the right cavity (130);

a water level detection device (200) which is arranged on the main body part (100) and is used for detecting the ink water level in the left cavity (120);

the output part (300) is arranged on the main body part (100), an ink output channel (310) is arranged on the output part (300), and the ink output channel (310) is communicated with the left cavity (120).

2. The ink cartridge according to claim 1, wherein the water level detecting device (200) includes a detecting portion, the detecting portion is disposed on the main body portion (100), the detecting portion is provided with a detecting cavity (210), the detecting cavity (210) is communicated with the left cavity (120), the detecting portion is further provided with a light guiding structure, when the detecting cavity (210) is filled with ink, a detecting light beam entering from one side of the light guiding structure can be deflected to deviate from an original entering direction; when the water level of the ink in the detection cavity (210) is lower than that of the light guide structure, the detection light can reach the opposite side position of the light guide structure along the original incidence direction.

3. An ink tank according to claim 2, wherein the detection chamber (210) has two mutually angled side walls (220), the two side walls (220) being light-transmissive, and the light-guiding structure is arranged as a space enclosed between the two side walls (220) and the two side walls (220).

4. An ink cartridge according to claim 1, wherein the right chamber (130) is partitioned to form at least two sub-chambers (131), the sub-chambers (131) being in communication with each other.

5. An ink cartridge according to claim 1, characterised in that the main body (100) is provided with a gripping recess (140).

6. An ink cartridge according to claim 1, characterised in that the top of the left side chamber (120) is provided with a recessed cavity (121).

7. An ink cartridge according to claim 1, wherein the air inlet passage (110) comprises a front air inlet passage (111) and a mounting chamber (113), an air inlet hole (114) communicating with the front air inlet passage (111) is provided on the main body portion (100), a water-stop air-permeable member (150) is mounted in the mounting chamber (113), and the front air inlet passage (111) is a labyrinth passage.

8. An ink cartridge according to claim 1 or 7, wherein the air intake passage (110) communicates with the right chamber (130) through a communication passage (180) provided inside the main body portion (100).

9. The ink cartridge as claimed in claim 1, wherein the air inlet passage (110) comprises a front air passage (111), a rear air passage (112) and a mounting chamber (113), an air inlet hole (114) communicated with the front air passage (111) is formed in the main body (100), the front air passage (111) and the rear air passage (112) are communicated through the mounting chamber (113), a water-stop air-permeable member (150) is mounted in the mounting chamber (113), and the front air passage (111) and the rear air passage (112) are labyrinth passages.

10. The ink cartridge as claimed in claim 1 or 9, wherein the air inlet channel (110) communicates with the right chamber (130) through a connecting channel, the main body (100) has a strip-shaped groove (160) formed on an outer side surface thereof, the strip-shaped groove (160) is covered with a cover member (400), the cover member (400) closes a notch of the strip-shaped groove (160) to form the connecting channel, a first communicating hole (161) communicating with the air inlet channel (110) is formed on a groove bottom of one end of the strip-shaped groove (160), and a second communicating hole (162) communicating with the right chamber (130) is formed on a groove bottom of the other end of the strip-shaped groove (160); the cover member (400) is a film which is attached to the edge of the notch of the strip-shaped groove (160) to close the notch of the strip-shaped groove (160).