CN220053260U - Circulation ink supply device - Google Patents

Circulation ink supply device Download PDF

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Publication number
CN220053260U
CN220053260U CN202320374161.1U CN202320374161U CN220053260U CN 220053260 U CN220053260 U CN 220053260U CN 202320374161 U CN202320374161 U CN 202320374161U CN 220053260 U CN220053260 U CN 220053260U
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China
Prior art keywords
ink
box
ink supply
ink box
pump
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CN202320374161.1U
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Chinese (zh)
Inventor
王凯
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Shenzhen Shangying Bona Technology Co ltd
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Shenzhen Shangying Bona Technology Co ltd
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Abstract

The utility model relates to the technical field of ink-jet printing, in particular to a circulating ink supply device, which comprises a primary stirring ink box, a secondary ink box and a spray head which are sequentially connected through an ink supply pipeline, wherein an ink supply pump is connected between the primary stirring ink box and the secondary ink box, a detection feedback control system for controlling the start and stop of the ink supply pump is arranged on the secondary ink box, the ink supply pump is electrically connected with the detection feedback control system, an ink return pipeline is also connected between the secondary ink box and the primary stirring ink box, and the circulating pump is arranged on the ink return pipeline; according to the utility model, the ink return pipeline and the circulating pump are arranged between the secondary ink box and the primary stirring ink box, so that the ink can circularly flow between the primary stirring ink box and the secondary ink box, and the ink in the secondary ink box is prevented from being solidified to influence printing; meanwhile, the detection feedback control system is arranged, so that the ink quantity in the secondary ink box can be detected, and further the opening and closing of the ink supply pump can be controlled in time, and the secondary ink box is prevented from being filled.

Description

Circulation ink supply device
Technical Field
The utility model relates to the technical field of ink-jet printing, in particular to a circulating ink supply device.
Background
Along with the development of science and technology, the demand of printers is also increasing, and the printer field of application is also increasing, and white ink is also being applied in the ink jet equipment field, and the ink path system is the core component part of ink jet printer, and whether the ink pressure and the pressure differential of shower nozzle department are stable, has directly decided the continuous stable ability of working of ink jet printer. In the prior art, in order to ensure that the ink pressure and pressure difference at the nozzle of the spray head are generally required to be additionally provided with an air source device with complex structure and high cost, negative pressure reverse suction backflow is easy to be caused, and in addition, the user experience can be greatly reduced if stirring and circulating treatment are not performed to reduce the change of the ink in a static state due to high viscosity of the white ink.
Disclosure of Invention
In order to solve the technical defects in the background art, the utility model aims to provide a circulating ink supply device which has a simple structure and can avoid the problems of sedimentation of ink and back suction and backflow at a spray nozzle of a spray head.
The utility model adopts the following technical scheme: the utility model provides a circulation ink supply device, includes negative pressure generator and through the one-level stirring ink horn, second grade ink horn and the shower nozzle that supply ink pipeline connects gradually, is connected with the ink feed pump between one-level stirring ink horn and the second grade ink horn, and the ink feed is connected to the shower nozzle with negative pressure generator to the second grade ink horn, be equipped with the detection feedback control system that is used for controlling the ink feed pump and opens and stop on the second grade ink horn, the ink feed pump is connected with detection volume feedback control system electricity, still be connected with the ink return pipeline that is used for making the ink circulate between one-level stirring ink horn and the second grade ink horn between second grade ink horn and the one-level stirring ink horn, install the circulating pump on the ink return pipeline.
By adopting the technical scheme, the ink can flow back to the primary stirring ink box from the ink return pipeline through the circulating pump to circularly flow, so that the ink is prevented from precipitating and sucking backwards; and the start and stop of the ink supply pump can be timely controlled under the action of the detection feedback control system, so that the secondary ink box is prevented from being exploded.
Furthermore, a one-way valve is also arranged on the ink supply pipeline between the primary stirring ink box and the secondary ink box.
By adopting the technical scheme, the ink in the ink supply pipeline can only flow into the secondary ink box in one way, so that the ink is prevented from being sucked backwards.
Further, the detection feedback control system comprises a liquid level detector and an ink supply plate, wherein the liquid level detector is arranged in the secondary ink box, the ink supply plate is electrically connected with the liquid level detector, and the ink supply pump is electrically connected with the ink supply plate.
By adopting the technical scheme, when the liquid level detector detects that the ink of the secondary ink box reaches a certain liquid level, the liquid level detector sends out a signal ink supply plate, and the ink supply plate controls the start and stop of the ink supply pump, so that the control of the ink quantity in the secondary ink box is realized.
Further, a primary filter is arranged on an ink supply pipeline between the primary stirring ink box and the secondary ink box, and a secondary filter is arranged on the ink supply pipeline between the secondary ink box and the spray head.
By adopting the technical scheme, the primary ink box filter and the secondary filter impurities in the ink, so that the service life of the spray head is prolonged.
Further, a safe ink discharging system for discharging ink is connected between the secondary ink box and the negative pressure generator.
Further, the safety ink discharging system comprises a safety bottle, and the secondary ink box and the negative pressure generator are connected with the safety bottle to extract the returned ink to the safety bottle.
Further, the safety bottle is also connected with a waste ink barrel.
By adopting the technical scheme, the ink can be prevented from flowing back to the negative pressure generator, and the printing is prevented from being influenced by the fault of the negative pressure generator.
In summary, the beneficial effects of the utility model are as follows:
1. according to the embodiment, the primary stirring ink box and the secondary ink box are connected through the ink supply pump, and the one-way valve is arranged on the ink supply pipeline between the primary stirring ink box and the secondary ink box, so that ink in the primary stirring ink box can be only transmitted to the secondary ink box in a one-way mode, and ink precipitation and suck-back can be avoided.
2. According to the embodiment, the ink return pipeline and the circulating pump are arranged between the secondary ink box and the primary stirring ink box, so that ink can circularly flow between the primary stirring ink box and the secondary ink box, and the influence of ink solidification in the secondary ink box on printing is prevented.
3. According to the embodiment, the liquid level detector is arranged in the secondary ink box to detect the liquid level of the ink, and the liquid level detector and the ink supply pump are electrically connected to the ink discharge plate, so that when the ink in the secondary ink box reaches a certain amount, the liquid level detector can send a signal to the ink discharge plate, the ink discharge plate is controlled by the ink discharge plate to stop supplying the ink, and the opening and closing of the ink supply pump can be controlled in time to avoid the filling or the ink shortage of the secondary ink box.
The foregoing description is only an overview of the technical solution of the present utility model, and may be implemented according to the content of the specification in order to make the technical means of the present utility model more clearly understood, and in order to make the above and other objects, features and advantages of the present utility model more clearly understood, the following specific preferred embodiment is given by way of the following detailed description in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a system configuration diagram of an embodiment of the present utility model.
In the figure: 1. a primary stirring ink box; 2. a secondary ink cartridge; 3. a spray head; 4. an ink supply pump; 5. detecting a feedback control system; 51. a liquid level detector; 52. an ink supply plate; 6. a circulation pump; 7. a safety ink discharge system; 71. a safety bottle; 72. a waste ink tank; 8. a negative pressure generator; 9. a one-way valve.
Detailed Description
In order that the utility model may be more readily understood, a further description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
It should be noted that, as used herein, the terms "center," "upper," "lower," "front," "rear," "left," "right," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Unless otherwise indicated, the meaning of "a plurality" is two or more.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1, a circulation ink supply device comprises a primary stirring ink box 1, a secondary ink box 2 and a spray head 3 which are sequentially connected through an ink supply pipeline, wherein the secondary ink box 2 is connected with a negative pressure generator 8, so that ink in the primary stirring ink box 1 can be transmitted into the secondary ink box 2 through the ink supply pipeline, and then the negative pressure generated by the negative pressure generator 8 is transmitted from the secondary ink box 2 to the spray head 3 to realize ink jet printing; in this embodiment, a stirring motor for stirring ink is arranged in the primary stirring ink box 1, the ink can be continuously stirred by the stirring motor, the influence of the solidification of the ink on the printing effect can be avoided, the ink outlet of the primary stirring ink box 1 is communicated with the secondary ink box 2 through an ink supply pipeline, the ink is conveyed into the secondary ink box 2, the secondary ink box 2 is communicated with the spray head 3 through the ink supply pipeline, and then the ink is conveyed to the spray head 3 to supply ink for the printer; an ink supply pump 4 is arranged on an ink supply pipeline between the primary stirring ink box 1 and the secondary ink box 2, and the ink is transported through the ink supply pump 4, and a one-way valve 9 is arranged between the ink supply pump 4 and the secondary ink box 2, so that the ink in the secondary ink box 2 can be prevented from flowing back into the primary stirring ink box 1; when printing starts, the ink supply pump 4 starts to work, the one-way valve 9 is opened, ink flows into the secondary ink box 2 from the primary stirring ink box 1 through the ink supply pipeline, and then flows out from the secondary ink box 2 to the spray head 3 through the ink supply pipeline, so that the ink jet printing of the printer is realized.
The ink return pipeline is further connected between the secondary ink box 2 and the primary stirring ink box 1, so that ink can circulate between the primary stirring ink box 1 and the secondary ink box 2, printing is prevented from being influenced by solidification of ink in the secondary ink box 2, the circulating pump 6 is arranged on the ink return pipeline, ink in the secondary ink box 2 can be pumped into the primary stirring ink box 1, and after being stirred by the primary stirring ink box 1, the ink can be transmitted into the secondary ink box 2 through the ink supply pump 4, so that continuous flow of the ink is realized.
In order to avoid that the primary stirring ink box 1 still continues to supply ink to cause the secondary ink box 2 to be full when the ink in the secondary ink box 2 is enough, the embodiment is also provided with a detection feedback control system 5 in the secondary ink box 2, so that the ink quantity in the secondary ink box 2 can be detected to timely control the start and stop of the ink supply pump 4; the detection feedback control system 5 of this embodiment includes a liquid level detector 51 and an ink supply plate 52, where the liquid level detector 51 is installed in the secondary ink box 2, and can detect the liquid level of the ink in the secondary ink box 2, and the ink supply plate 52 is provided with a signal input end and a signal output end, and the liquid level detector 51 is connected with the signal input end of the ink supply plate 52, and meanwhile, the ink supply pump 4 is connected with the signal output end of the ink supply plate 52, when the liquid level detector 51 detects that the ink in the secondary ink box 2 reaches a certain liquid level, the signal input end of the ink supply plate 52 is signaled down, and the ink supply plate 52 generates a control signal to transmit from the signal output end to the ink supply pump 4, and then controls the ink supply pump 4 to stop working and stop supplying ink, so as to avoid the ink backflow caused by the filling of the secondary ink box 2.
The ink supply pipeline between the primary stirring ink box 1 and the secondary ink box 2 of the embodiment is provided with a primary filter, and meanwhile, the ink supply pipeline between the secondary ink box 2 and the spray head 3 is provided with a secondary filter, so that the ink in the primary stirring ink box 1 flows to the primary filter for filtration during use, and then secondary filtration is carried out through the secondary filter, so that impurities in the ink can be filtered, the spray head 3 can be prevented from being blocked by the impurities, and the service life of the spray head 3 is prolonged.
In order to avoid that the negative pressure abnormality is caused by filling the secondary ink box 2, so that the ink flows back to the negative pressure generator 8, the embodiment also sets a safety ink discharging system 7 between the secondary ink box 2 and the negative pressure generator 8, so that the ink in the secondary ink box 2 can flow back to the safety ink discharging system 7 when flowing back, and the damage of the negative pressure generator 8 caused by the ink entering the negative pressure generator 8 is avoided; the negative pressure generator 8 of the embodiment comprises a safety bottle 71 and a waste ink barrel 72, wherein an ink discharge port is arranged at the bottom of the safety bottle 71, an air inlet connected with the negative pressure generator 8 and an air outlet connected with the secondary ink box 2 are respectively arranged at the top of the safety bottle 71, and when the negative pressure generator 8 works, negative pressure enters the safety bottle 71 from the air inlet and then enters the secondary ink box 2 from the air outlet, so that the ink supply of the secondary ink box 2 is realized; when the ink flows back, the ink flows back into the safety bottle 71 through the air outlet, and is discharged into the waste ink barrel 72 through the ink discharge port at the bottom for collection, so that the damage of the negative pressure generator 8 caused by the ink flowing back into the negative pressure generator 8 is avoided.
The principle of the embodiment of the utility model is as follows: in the embodiment, the ink supply pump 4 is arranged to connect the primary stirring ink box 1 and the secondary ink box 2, and the one-way valve 9 is arranged on the ink supply pipeline between the primary stirring ink box 1 and the secondary ink box 2, so that the ink in the primary stirring ink box 1 can only be unidirectionally transmitted to the secondary ink box 2, and the ink precipitation and the back suction can be avoided; an ink return pipeline and a circulating pump 6 are arranged between the secondary ink box 2 and the primary stirring ink box 1, so that the ink can circulate between the primary stirring ink box 1 and the secondary ink box 2, and the ink in the secondary ink box 2 is prevented from being solidified to influence printing; in addition, the detection feedback control system 5 is arranged, so that the ink quantity in the secondary ink box 2 can be detected, and further the opening and closing of the ink supply pump 4 can be controlled in time, and the secondary ink box 2 is prevented from being filled; meanwhile, in the embodiment, the safety ink discharging system 7 is arranged between the secondary ink box 2 and the negative pressure generator 8, so that when the negative pressure system causes the ink in the secondary ink box 2 to flow back, the ink can flow back into the safety bottle 71 and be timely discharged into the waste ink barrel 72, and the normal use of the negative pressure generator 8 is ensured.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (7)

1. The utility model provides a circulation ink supply device, includes negative pressure generator (8) and through first level stirring ink horn (1), second grade ink horn (2) and shower nozzle (3) that supply ink pipeline connects gradually, is connected with ink supply pump (4) between first level stirring ink horn (1) and second grade ink horn (2), and second grade ink horn (2) are connected ink supply to shower nozzle (3) with negative pressure generator (8), its characterized in that: the ink supply device is characterized in that a detection feedback control system (5) for controlling the start and stop of the ink supply pump (4) is arranged on the secondary ink box (2), the ink supply pump (4) is electrically connected with the detection feedback control system, an ink return pipeline for enabling ink to circularly flow between the primary stirring ink box (1) and the secondary ink box (2) is further connected between the secondary ink box (2) and the primary stirring ink box (1), and a circulating pump (6) is arranged on the ink return pipeline.
2. A circulation ink supply according to claim 1, wherein: the ink supply pipeline between the primary stirring ink box (1) and the secondary ink box (2) is also provided with a one-way valve (9).
3. A circulation ink supply according to claim 1, wherein: the detection feedback control system (5) comprises a liquid level detector (51) and an ink supply plate (52), wherein the liquid level detector (51) is arranged in the secondary ink box (2), the ink supply plate (52) is electrically connected with the liquid level detector (51), and the ink supply pump (4) is electrically connected with the ink supply plate (52).
4. A circulation ink supply according to claim 1, wherein: the ink supply pipeline between the primary stirring ink box (1) and the secondary ink box (2) is provided with a primary filter, and the ink supply pipeline between the secondary ink box (2) and the spray head (3) is provided with a secondary filter.
5. A circulation ink supply according to claim 1, wherein: a safe ink discharging system (7) for discharging ink is connected between the secondary ink box (2) and the negative pressure generator (8).
6. A circulation ink supply according to claim 5, wherein: the safe ink discharging system (7) comprises a safe bottle (71), and the secondary ink box (2) and the negative pressure generator (8) are connected with the safe bottle (71) to pump the returned ink to the safe bottle (71).
7. A circulation ink supply according to claim 6, wherein: the safety bottle (71) is also connected with a waste ink barrel (72).
CN202320374161.1U 2023-03-03 2023-03-03 Circulation ink supply device Active CN220053260U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320374161.1U CN220053260U (en) 2023-03-03 2023-03-03 Circulation ink supply device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320374161.1U CN220053260U (en) 2023-03-03 2023-03-03 Circulation ink supply device

Publications (1)

Publication Number Publication Date
CN220053260U true CN220053260U (en) 2023-11-21

Family

ID=88767055

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320374161.1U Active CN220053260U (en) 2023-03-03 2023-03-03 Circulation ink supply device

Country Status (1)

Country Link
CN (1) CN220053260U (en)

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