CN204870083U - Negative pressure control system and inkjet printing device - Google Patents
Negative pressure control system and inkjet printing device Download PDFInfo
- Publication number
- CN204870083U CN204870083U CN201520649678.2U CN201520649678U CN204870083U CN 204870083 U CN204870083 U CN 204870083U CN 201520649678 U CN201520649678 U CN 201520649678U CN 204870083 U CN204870083 U CN 204870083U
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- Prior art keywords
- control system
- negative pressure
- ink
- vacuum control
- print cartridges
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- 238000007641 inkjet printing Methods 0.000 title claims description 7
- 230000008676 import Effects 0.000 claims abstract description 13
- 239000000976 ink Substances 0.000 abstract 10
- 210000003437 trachea Anatomy 0.000 abstract 2
- 230000005484 gravity Effects 0.000 description 4
- 238000007639 printing Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003828 downregulation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a negative pressure control system includes that a negative pressure produces the device for produce the negative pressure of setting value, an at least on -off system, the on -off system includes at least one import and an export for intercommunication or cut off the negative pressure, at least a pair ink horn, vice ink horn includes an air inlet, an ink entrance and a play china ink mouth for supply the ink and supply the china ink to the shower nozzle, wherein, the negative pressure produce the device pass through the trachea with the access connection of on -off system, the export of on -off system pass through the trachea with the air inlet of vice ink horn is connected, and the play china ink mouth of vice ink horn is connected with the china ink end that advances of shower nozzle.
Description
Technical field
The utility model relates to inkjet printing field, relates to the inkjet-printing device of a kind of vacuum control system and use vacuum control system specifically.
Background technology
Ink-jet printer ink droplet is injected in by shower nozzle printing print media realizing image or word.Existing ink-jet printer is equipped with the assistant print cartridges to shower nozzle continuous ink feeding, the setting height(from bottom) of assistant print cartridges, usually above shower nozzle, is affected by gravity, and ink can flow into shower nozzle from assistant print cartridges naturally.In order to ensure print quality, require that printer continues according to printing needs, stablize, fast, in appropriate amount to shower nozzle ink supply, adopts negative pressure ink supply in prior art, namely connect a negative pressure system in the upper end of assistant print cartridges, balancing the weight of ink by controlling negative pressure, realizing as required to shower nozzle ink supply.If negative pressure is too low, ink is under gravity continuously toward dirty, and the excessive shower nozzle that causes of ink supply occurs dripping black phenomenon; If negative pressure is too high, ink backflow in shower nozzle, the ink in assistant print cartridges can not flow to shower nozzle in time, in appropriate amount, causes that shower nozzle is inkless to be sprayed, and occurs disconnected ink, affects print quality.
Utility model content
For prior art Problems existing, one of the purpose of this utility model be to provide one can continuously, stable, as required to shower nozzle ink supply, and the ink-jet printer vacuum control system that negative pressure value size can be accurately adjustable.
For achieving the above object, vacuum control system of the present utility model comprises a negative pressure generating device, for generation of the negative pressure of setting value; At least one on-off system, described on-off system comprises at least one import and an outlet, for being communicated with or cutting off negative pressure; At least one assistant print cartridges, described assistant print cartridges comprises an air inlet, and an ink entrance and an ink outlet port, for supplementary ink and to shower nozzle ink supply; Wherein, described negative pressure generating device is connected with an import of described on-off system by tracheae, and the outlet of described on-off system is connected by the air inlet of tracheae with described assistant print cartridges, and the ink outlet port of assistant print cartridges is connected with the ink feed end of shower nozzle.
In above-mentioned vacuum control system, described on-off system is a two position three-way valve.
In above-mentioned vacuum control system, described negative pressure generating device is a vacuum generator.
In above-mentioned vacuum control system, also comprise a malleation generation device, for generation of the malleation of setting value, described malleation generation device connects an import of described two position three-way valve by tracheae.
In above-mentioned vacuum control system, also comprise a gas collecting apparatus, the inlet end of described gas collecting apparatus connects negative pressure generating device, and the outlet side of described gas collecting apparatus connects the import of described on-off system.
In above-mentioned vacuum control system, described gas collecting apparatus is arranged at least one outlet side.
In above-mentioned vacuum control system, the quantity of the outlet side that described gas collecting apparatus is arranged is consistent with the quantity of the assistant print cartridges arranged in negative pressure system.
In above-mentioned vacuum control system, described assistant print cartridges is connected with described shower nozzle by a manual three-way valve or magnetic valve.
In above-mentioned vacuum control system, described manual three-way valve or magnetic valve are arranged on described assistant print cartridges.
Another object of the present utility model is to propose a kind of inkjet-printing device, comprises vacuum control system, it is characterized in that, described vacuum control system is the vacuum control system described in claim 1 to 9 any one.
Vacuum control system structure of the present utility model is simple, and easy to install, negative regulation is adjustable, can realize continous-stable to shower nozzle ink supply.Vacuum control system of the present utility model also comprises malleation generation device, can realize the switching between malleation and negative pressure, and when assistant print cartridges and negative pressure are connected, this negative pressure makes the normal ink-jet of shower nozzle, realizes continuous to shower nozzle, stable ink supply; When assistant print cartridges and malleation are connected, this malleation is for dredging inkjet printer head.
Accompanying drawing explanation
Accompanying drawing 1 is the vacuum control system schematic diagram of an assistant print cartridges;
Accompanying drawing 2 is the vacuum control system schematic diagram of six assistant print cartridges.
Detailed description of the invention
As shown in Figure 1, the present embodiment is the negative pressure system being provided with an assistant print cartridges in ink-jet printer, and this negative pressure system comprises a negative pressure generating device 1, for generation of the negative pressure of setting value; One on-off system F1, on-off system F1 comprise two imports and an outlet, for being communicated with or cutting off negative pressure; One assistant print cartridges M1, comprises an air inlet, and an ink entrance and an ink outlet port, for supplementary ink and to shower nozzle ink supply; One gas collecting apparatus 3, the inlet end of gas collecting apparatus 3 connects negative pressure generating device 1, and the outlet side of gas collecting apparatus 3 connects the air inlet of on-off system F1.Negative pressure generating device 1 is connected by the inlet end of tracheae with gas collecting apparatus 3, and the outlet of on-off system 3 is connected by the air inlet of tracheae with assistant print cartridges M1, and the ink outlet port of assistant print cartridges M1 is connected with shower nozzle P1.On-off system F1 in the utility model is a two position three-way valve, and negative pressure generating device 1 is a vacuum generator.Vacuum control system of the present utility model comprises a malleation generation device 2, and for generation of the malleation of setting value, malleation generation device 2 connects the import of two position three-way valve by tracheae.Malleation generation device 2 of the present utility model is positive pressure pump.Assistant print cartridges M1 of the present utility model is also connected with the ink feed end of shower nozzle P1 by a manual three-way valve f1.Manual three-way valve F1 in the utility model can replace with magnetic valve, and the manual three-way valve F1 in the utility model can be directly installed on assistant print cartridges M1, also can be connected with assistant print cartridges M1 by tracheae.Vacuum control system of the present utility model also can arrange multiple assistant print cartridges, multiple on-off system is set accordingly, multiple manual three-way valve and multiple shower nozzle, wherein the quantity of assistant print cartridges is equal with the quantity of the quantity of on-off system, the quantity of manual three-way valve and shower nozzle, is arranged at the consistent outlet side of assistant print cartridges quantity on gas collecting apparatus 4 simultaneously.
As shown in Figure 2, the present embodiment is the negative pressure system being provided with four assistant print cartridges in ink-jet printer, and this negative pressure system comprises a negative pressure generating device 1, for generation of the negative pressure of setting value; Four on-off systems F1, F2, F3, F4, on-off system 3 comprises two imports and an outlet, for being communicated with or cutting off negative pressure; Four assistant print cartridges M1, M2, M3, M4, assistant print cartridges comprises an air inlet, and an ink entrance and an ink outlet port, for supplementary ink and to shower nozzle ink supply; One gas collecting apparatus 4, the inlet end of gas collecting apparatus 4 connects negative pressure generating device 1, gas collecting apparatus 4 is arranged the air inlet that four outlet sides connect on-off system F1, F2, F3, F4.Negative pressure generating device 1 is connected by the inlet end of tracheae with gas collecting apparatus 3, the outlet of on-off system F1, F2, F3, F4 is connected with the air inlet of assistant print cartridges M1, M2, M3, M4 respectively by tracheae, the ink outlet port of assistant print cartridges M1, M2, M3, M4 is connected with shower nozzle P1, P2, P3, P4 respectively, and assistant print cartridges M1, M2, M3, M4 ink entrance connects ink supply end respectively.On-off system F1, F2, F3, F4 in the utility model are two position three-way valve, and negative pressure generating device 1 is a vacuum generator.Vacuum control system of the present utility model also comprises a malleation generation device 2, and for generation of the malleation of setting value, malleation generation device 2 connects another import of on-off system F1, F2, F3, F4 respectively by tracheae.Assistant print cartridges M1, M2, M3, M4 of the present utility model are also connected with the ink feed end of shower nozzle P1, P2, P3, P4 by manual three-way valve f1, f2, f3, a f4.Manual three-way valve f1, f2, f3, f4 in the utility model can replace with magnetic valve, manual three-way valve f1, f2, f3, f4 in the utility model can be directly installed on assistant print cartridges M1, M2, M3, M4, also can be connected with assistant print cartridges M1, M2, M3, M4 by tracheae.
The operation principle of vacuum control system of the present utility model is: when occurring that spray nozzle blocks in printing of inkjet printer process, the air inlet of on-off system F1 is controlled and malleation generation device 2 is connected by control system, assistant print cartridges M1 and malleation pipeline are connected, malleation generation device 2 works, in assistant print cartridges M1, execute malleation forces ink to extrude spray nozzle, thus dredging spray nozzle.During normal inkjet printing work, control the air inlet of on-off system F1 by control system and negative pressure generating device 1 is connected, assistant print cartridges M1 and negative pressure line are connected, and negative pressure generating device 1 works, manual three-way valve f1 is in on-state, realizes continous-stable to shower nozzle P1 ink supply.When ink-jet printer does not work, air inlet and the negative pressure generating device 1 of on-off system F1 are connected, assistant print cartridges M1 and negative pressure line are connected, negative pressure generating device 1 works the gravity balancing assistant print cartridges M1 ink inside, manual three-way valve f1 is in closed condition, prevents ink from flowing out from the nozzle of shower nozzle P1 under gravity.
It is to be noted and any distortion made according to detailed description of the invention of the present utility model all do not depart from the scope described in spirit of the present utility model and claim.
Claims (10)
1. a vacuum control system, is characterized in that, comprises
One negative pressure generating device, for generation of the negative pressure of setting value;
At least one on-off system, described on-off system comprises at least one import and an outlet, for being communicated with or cutting off negative pressure;
At least one assistant print cartridges, described assistant print cartridges comprises an air inlet, and an ink entrance and an ink outlet port, for supplementary ink and to shower nozzle ink supply;
Wherein, described negative pressure generating device is connected by the import of tracheae with described on-off system, and the outlet of described on-off system is connected by the air inlet of tracheae with described assistant print cartridges, and the ink outlet port of assistant print cartridges is connected with shower nozzle.
2. vacuum control system as claimed in claim 1, it is characterized in that, described on-off system is a two position three-way valve.
3. vacuum control system as claimed in claim 1, it is characterized in that, described negative pressure generating device is a vacuum generator.
4. vacuum control system as claimed in claim 2, it is characterized in that, also comprise a malleation generation device, for generation of the malleation of setting value, described malleation generation device connects an import of described two-position three way by tracheae.
5. vacuum control system as claimed in claim 2, is characterized in that, also comprise a gas collecting apparatus, and the inlet end of described gas collecting apparatus connects negative pressure generating device, and the outlet side of described gas collecting apparatus connects the import of described on-off system.
6. vacuum control system as claimed in claim 5, is characterized in that, described gas collecting apparatus is arranged at least one outlet side.
7. vacuum control system as claimed in claim 5, it is characterized in that, the quantity of the outlet side that described gas collecting apparatus is arranged is consistent with the quantity of the assistant print cartridges arranged in vacuum control system.
8. vacuum control system as claimed in claim 1, is characterized in that, described assistant print cartridges is connected with described shower nozzle by a manual three-way valve or magnetic valve.
9. vacuum control system as claimed in claim 1, it is characterized in that, described manual three-way valve or magnetic valve are arranged on described assistant print cartridges.
10. an inkjet-printing device, comprises vacuum control system, it is characterized in that, described vacuum control system is the vacuum control system described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520649678.2U CN204870083U (en) | 2015-08-26 | 2015-08-26 | Negative pressure control system and inkjet printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520649678.2U CN204870083U (en) | 2015-08-26 | 2015-08-26 | Negative pressure control system and inkjet printing device |
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| Publication Number | Publication Date |
|---|---|
| CN204870083U true CN204870083U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520649678.2U Active CN204870083U (en) | 2015-08-26 | 2015-08-26 | Negative pressure control system and inkjet printing device |
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| CN (1) | CN204870083U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107128078A (en) * | 2017-05-26 | 2017-09-05 | 深圳诚拓数码设备有限公司 | The positive and negative pressure control system of print cartridge |
| CN110271285A (en) * | 2018-02-26 | 2019-09-24 | 陈胤 | Air-path control system and control method, ink-jet printer, storage medium, operating system |
| CN110293763A (en) * | 2018-03-21 | 2019-10-01 | 广东科达洁能股份有限公司 | Print cartridge negative pressure control apparatus and ink-jet printer |
-
2015
- 2015-08-26 CN CN201520649678.2U patent/CN204870083U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107128078A (en) * | 2017-05-26 | 2017-09-05 | 深圳诚拓数码设备有限公司 | The positive and negative pressure control system of print cartridge |
| CN110271285A (en) * | 2018-02-26 | 2019-09-24 | 陈胤 | Air-path control system and control method, ink-jet printer, storage medium, operating system |
| CN110293763A (en) * | 2018-03-21 | 2019-10-01 | 广东科达洁能股份有限公司 | Print cartridge negative pressure control apparatus and ink-jet printer |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |