A new type of ring ink cartridge

Abstract

The invention discloses a novel annular ink cartridge, comprising an ink cartridge body and a connecting column. The ink cartridge body comprises an ink tank, an ink cartridge cover and a mounting column. The ink tank is a barrel-shaped structure with a closed lower end face. A first groove is arranged on the side wall of the ink tank. The ink cartridge cover is arranged on the upper end face of the ink tank. A vent hole is arranged on the ink cartridge cover. A nozzle assembly with a circuit board is installed on the ink tank. The nozzle assembly comprises a nozzle and a nozzle contact. A nozzle contact connected to a control line of the nozzle is integrated on the circuit board. The nozzle contact is connected to the nozzle through an integrated circuit board. The circuit board is arranged in the first groove. The nozzle is arranged on the outer side of the lower end face of the ink tank. An ink outlet is also arranged on the lower end face of the ink tank. The ink outlet corresponds to the position of the nozzle. The structure of the invention is simpler, the production cost is low, and the operation is more convenient when installing, disassembling and adding printing ink to the ink cartridge.

Description

Technical Field

[0001] The present invention relates to the technical field of printer accessories, and in particular to a novel annular ink cartridge. Background Art

[0002] An annular ink cartridge in the invention patent with application number CN201910888608.5 includes a hollow annular ink cartridge body, which includes an upper cover, an ink cartridge body and a lower cover, and also includes a nozzle assembly. The annular ink cartridge structure of the invention patent with application number CN201910888608.5 is relatively complicated, and there are many steps for assembly and disassembly, resulting in poor user experience. Moreover, the ink cartridge body in the invention patent with application number CN201910888608.5 is a hollow annular structure, the capacity in the ink cartridge is relatively limited, and the service life after a single addition of ink is relatively short, which has become a technical problem that needs to be urgently solved by technical personnel in this field. Summary of the invention

[0003] The invention provides a novel annular ink cartridge, which can solve the problem of complicated steps in disassembling and installing the annular ink cartridge in the prior art.

[0004] The technical solution of the present invention to solve the above technical problems is as follows: a new type of annular ink cartridge is provided, comprising an ink cartridge body and a connecting column, the ink cartridge body comprising an ink tank, an ink cartridge cover and a mounting column, the ink tank is a barrel-shaped structure with a closed lower end surface, a first groove is provided on the side wall of the ink tank, the ink cartridge cover is arranged on the upper end surface of the ink tank, the mounting column is arranged inside the ink tank, the central axis of the mounting column coincides with the central axis of the ink tank, a nozzle assembly with a circuit board is installed on the ink tank, the nozzle assembly comprises a nozzle and a nozzle contact, the circuit board is arranged in the first groove, the nozzle is arranged on the outer side of the lower end surface of the ink tank, the connecting column is a columnar structure, the connecting column is plugged into the mounting column, the central axis of the connecting column coincides with the central axis of the mounting column; in the process of using the annular ink cartridge, when the amount of printing ink in the ink tank is insufficient, it is only necessary to pull the ink cartridge out of the printer, open the ink cartridge cover to add printing ink, then cover the ink cartridge cover, and reinstall the ink cartridge into the printer.

[0005] Furthermore, the circuit board is integrated with the nozzle contact connected to the control line of the nozzle, and the nozzle contact is connected to the nozzle through the integrated circuit board.

[0006] Furthermore, an ink outlet is provided on the lower end surface of the ink tank, and the ink outlet corresponds to the position of the nozzle.

[0007] Furthermore, a sponge is arranged in the ink tank, a through hole is arranged on the sponge, the size of the through hole matches the size of the mounting column, and the central axis of the through hole coincides with the central axis of the mounting column.

[0008] Furthermore, the mounting column is a hollow columnar structure, the mounting column is integrally molded with the ink tank, a plurality of protrusions are provided on the inner side wall of the mounting column, a plurality of second grooves are provided on the side surface of the connecting column, the second grooves correspond one to one with the number, size and position of the protrusions, and the connecting column is fixedly connected to the mounting column via the second grooves and the protrusions.

[0009] Furthermore, a filter screen is provided in the ink bin, and the filter screen is provided on the inner side of the lower end surface of the ink bin and completely covers the ink outlet.

[0010] Furthermore, a center line of the first groove is parallel to a center axis of the ink tank, the first groove extends from the lower end surface of the ink tank to the upper end surface of the ink tank, and each cross section of the first groove is the same in size.

[0011] Furthermore, the ink cartridge cover is provided with a notch corresponding to the cross-sectional size of the first groove.

[0012] Furthermore, a vent hole is provided on the ink cartridge cover.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: a new type of annular ink cartridge of the present invention comprises an ink cartridge body and a connecting column, the ink cartridge body comprises an ink tank, an ink cartridge cover, and a mounting column, and a nozzle assembly is installed on the ink tank. The structure of the present invention is very simple, and the manufacturing cost is lower than that of the invention patent with application number CN201910888608.5. It is more convenient in the process of product production and assembly, simplifies the structure of the ink cartridge, makes the capacity in the ink tank larger, and greatly improves the use cycle after adding printing ink once. In addition, when the amount of printing ink in the ink tank is insufficient during use, the operation of adding printing ink is also very simple. It only needs to pull out the ink cartridge, open the ink cartridge cover, add printing ink, cover the ink cartridge cover, and install the ink cartridge, which effectively improves the customer's experience of using the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1A schematic cross-sectional view of the AA′ plane of a novel annular ink cartridge according to an embodiment;

[0016] Figure 2 A schematic cross-sectional view of the BB′ surface of a novel annular ink cartridge according to an embodiment;

[0017] Figure 3 A schematic front view of a novel annular ink cartridge according to an embodiment;

[0018] Figure 4 A schematic top view of a novel annular ink cartridge according to an embodiment;

[0019] Figure 5 A three-dimensional schematic diagram of a nozzle assembly of a novel annular ink cartridge according to an embodiment of the present invention.

[0020] Explanation of the reference numerals: 1. ink tank; 101. ink cartridge cover; 102. mounting column; 103. first groove; 2. connecting column; 3. circuit board; 4. nozzle contact; 5. sponge; 6. nozzle; 7. ink outlet; 8. filter screen; 9. protrusion. DETAILED DESCRIPTION

[0021] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0022] like Figure 1-4As shown, a novel annular ink cartridge comprises an ink cartridge body and a connecting column 2, wherein the ink cartridge body comprises an ink tank 1, an ink cartridge cover 101 and a mounting column 102, wherein the ink tank 1 is a barrel-shaped structure with a closed lower end surface, a first groove 103 is provided on the side wall of the ink tank 1, the ink cartridge cover 101 is arranged on the upper end surface of the ink tank 1, a vent hole is provided on the ink cartridge cover 101, the mounting column 102 is arranged inside the ink tank 1, the central axis of the mounting column 102 coincides with the central axis of the ink tank 1, a nozzle assembly with a circuit board 3 is installed on the ink tank 1, and the nozzle assembly comprises a nozzle 6 and nozzle contact 4, the nozzle contact 4 connected to the control line of the nozzle is integrated on the circuit board 3, the nozzle contact 4 is connected to the nozzle 6 through the integrated circuit board 3, the circuit board 3 is arranged in the first groove 103, the nozzle 6 is arranged on the outer side of the lower end surface of the ink tank 1, the ink tank 1 is also provided with an ink outlet 7, the ink outlet 7 corresponds to the position of the nozzle 6, the connecting column 2 is a columnar structure, the connecting column 2 is plugged into the mounting column 102, and the central axis of the connecting column 2 coincides with the central axis of the mounting column 102. Specifically, the ink cartridge body is connected to the power device of the stamp printer through the connecting column 2 plugged into the mounting column 102 to achieve the purpose of rotary printing, and the first groove 103 set on the ink tank 1 can make the ink cartridge more stably clamped on the stamp printer, so that the ink cartridge and the rotating device of the stamp printer rotate synchronously.

[0023] The ink tank 1 is provided with a sponge 5, and the sponge 5 is provided with a through hole, the size of the through hole matches the size of the mounting post 102, and the central axis of the through hole coincides with the central axis of the mounting post 102. The through hole provided on the sponge 5 is to facilitate the installation of the sponge 5 into the ink tank 1.

[0024] The mounting column 102 is a hollow columnar structure, and the mounting column 102 is integrally molded with the ink tank 1. A plurality of protrusions 9 are provided on the inner side wall of the mounting column 102, and a plurality of second grooves are provided on the side surface of the connecting column 2. The number, size and position of the second grooves correspond to the protrusions 9 one by one, and the connecting column 2 is fixedly connected to the mounting column 102 through the second grooves and the protrusions 9. The protrusions 9 and the second grooves are provided to make the connection between the connecting column 2 and the ink tank 1 more stable.

[0025] A filter screen 8 is also provided in the ink tank 1, and the filter screen 8 is provided on the inner side of the lower end surface of the ink tank 1 and completely covers the ink outlet 7. The filter screen 8 can block impurities and small bubbles, and can effectively prevent the nozzle 6 from being blocked, making printing smoother.

[0026] The center line of the first groove 103 is parallel to the center axis of the ink tank 1 , the first groove 103 extends from the lower end surface of the ink tank 1 to the upper end surface of the ink tank 1 , and each cross section of the first groove 103 is the same in size.

[0027] The ink cartridge cover 101 is provided with a notch corresponding to the cross-sectional size of the first groove 103 .

[0028] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A new type of annular ink cartridge, characterized in that: The ink cartridge body comprises an ink tank (1), an ink tank cover (101) and a mounting post (102); the ink tank (1) is a barrel-shaped structure with a closed lower end surface; a first groove (103) is provided on a side wall of the ink tank (1); the ink tank cover (101) is arranged on the upper end surface of the ink tank (1); the mounting post (102) is arranged inside the ink tank (1); the central axis of the mounting post (102) coincides with the central axis of the ink tank (1); a nozzle assembly with a circuit board (3) is installed on the ink tank (1); the nozzle assembly comprises a nozzle (6) and a nozzle contact (4); the circuit board (3) is arranged in the first groove (103); the nozzle (6) is arranged on the outer side of the lower end surface of the ink tank (1); the connecting post (2) is a columnar structure; the connecting post (2) is plugged into the mounting post (102); the central axis of the connecting post (2) coincides with the central axis of the ink tank (1); The mounting column (102) coincides with the central axis of the mounting column (102); the mounting column (102) is a hollow columnar structure, the mounting column (102) and the ink tank (1) are integrally molded, a plurality of protrusions (9) are arranged on the inner side wall of the mounting column (102), a plurality of second grooves are arranged on the side surface of the connecting column (2), the number, size and position of the second grooves correspond to the protrusions (9), and the connecting column (2) and the mounting column (102) are fixedly connected via the second grooves and the protrusions (9); the center line of the first groove (103) is parallel to the central axis of the ink tank (1), the first groove (103) extends along the lower end surface of the ink tank (1) to the upper end surface of the ink tank (1), and the size of each cross section of the first groove (103) is the same; and a notch corresponding to the size of the cross section of the first groove (103) is arranged on the ink cartridge cover (101).

2. A novel annular ink cartridge according to claim 1, characterized in that: The nozzle contact (4) connected to the control line of the nozzle is integrated on the circuit board (3), and the nozzle contact (4) is connected to the nozzle (6) through the integrated circuit board (3).

3. A novel annular ink cartridge according to claim 2, characterized in that: An ink outlet (7) is also provided on the lower end surface of the ink tank (1), and the ink outlet (7) corresponds to the position of the nozzle (6).

4. A novel annular ink cartridge according to claim 1, characterized in that: A sponge (5) is arranged in the ink tank (1), and a through hole is arranged on the sponge (5), the size of the through hole matches the size of the mounting column (102), and the central axis of the through hole coincides with the central axis of the mounting column (102).

5. A novel annular ink cartridge according to claim 3, characterized in that: A filter screen (8) is also provided in the ink bin (1); the filter screen (8) is provided on the inner side of the lower end surface of the ink bin (1) and completely covers the ink outlet (7).

6. A novel annular ink cartridge according to claim 1, characterized in that: The ink cartridge cover (101) is provided with a vent hole.

Images