CN219467333U - Negative pressure constant pressure structure of printing nozzle for easily-precipitated ink of ink-jet printer - Google Patents
Negative pressure constant pressure structure of printing nozzle for easily-precipitated ink of ink-jet printer Download PDFInfo
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- CN219467333U CN219467333U CN202320333188.6U CN202320333188U CN219467333U CN 219467333 U CN219467333 U CN 219467333U CN 202320333188 U CN202320333188 U CN 202320333188U CN 219467333 U CN219467333 U CN 219467333U
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Abstract
The application discloses ink jet printer is easy to deposit printing ink and is printed shower nozzle negative pressure constant voltage structure relates to the ink jet printer field, and it includes degassing valve and vacuum aspiration pump, degassing valve and inkjet printer intercommunication, vacuum aspiration pump and degassing valve intercommunication. The application has the advantages of high air flow stability and avoiding the effect of influencing the circulation of the ink in the ink supplying process.
Description
Technical Field
The utility model relates to the field of ink-jet printers, in particular to a negative pressure constant pressure structure of an ink-jet printer printing nozzle with easy precipitation.
Background
In the working process of the ink-jet printer, ink needs to be supplied to the ink-jet printing head through the main oil tank and the auxiliary oil tank, and before the ink-jet printing head performs ink-jet printing, the ink on the ink-jet printing surface of the ink-jet printing head needs to be controlled to be adsorbed on the ink-jet printing surface through negative pressure, and the ink-jet printing is realized through applying positive pressure during the ink-jet printing.
When some ink which is easy to precipitate is fed, the ink needs to be circulated in the ink feeding process to prevent the ink from precipitating, and in order to avoid influencing the circulation in the ink feeding process, more stable negative pressure needs to be provided.
Therefore, the application provides a negative pressure constant pressure structure of an ink jet printer printing nozzle which is easy to deposit ink.
Disclosure of Invention
In order to avoid causing the influence to the circulation of printing ink supply in-process, this application provides an ink jet printer and easily deposits printing ink print shower nozzle negative pressure constant voltage structure.
The application provides a pair of inkjet printer is easily precipitated printing ink and is printed shower nozzle negative pressure constant voltage structure adopts following technical scheme:
the negative pressure constant pressure structure of the printing nozzle of the ink-jet printer easy-to-deposit ink comprises a degassing valve and a vacuum air pump, wherein the degassing valve is communicated with the printing head, and the vacuum air pump is communicated with the degassing valve.
Through adopting above-mentioned technical scheme, when the vacuum aspiration pump works, the deaeration membrane in the deaeration valve prevents the printing ink in the jet printing head from discharging, and only enables gaseous the discharging, through the internal gaseous discharge of vacuum aspiration pump and deaeration valve with the pump, realize the negative pressure in the jet printing head, the mode of extracting air of vacuum aspiration pump is electric mode, compares in pneumatics or other modes, and air current stability is high, avoids causing the influence to the circulation of printing ink confession china ink in-process.
Preferably, the vacuum air pump is also communicated with a vacuum air storage tank.
Through adopting above-mentioned technical scheme, through addding vacuum gas holder for the in-process of vacuum aspiration pump work, vacuum gas holder inner chamber evacuation state, with increase negative pressure capacity, reach the effect of dilatation, make the air current of circulated easy sediment printing ink more stable.
Preferably, one end of the vacuum air storage tank, which is far away from the vacuum air pump, is communicated with an air inlet pipe.
By adopting the technical scheme, the vacuum air storage tank is used for introducing air into the vacuum air storage tank.
Preferably, a flow control valve is arranged on the air inlet pipe.
By adopting the technical scheme, the flow control valve is used for controlling the flow of the air inlet pipe and realizing the opening and closing of the air inlet pipe, and before the vacuum air pump works, when the flow of the flow control valve is regulated to 0, the air inlet pipe is in a closed state.
Preferably, the air inlet pipe is provided with a filter part for filtering moisture in the air.
Through adopting above-mentioned technical scheme, will let in the moisture in the air in the vacuum gas holder and filter through setting up the filter unit to avoid causing the influence to spouting the seal.
Preferably, the vacuum air storage tank is a cylindrical tank body.
Preferably, the vacuum air storage tank is communicated with the vacuum air pump through a connecting hose.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the air in the pump body is discharged through the vacuum air pump and the air release valve, so that the negative pressure in the jet printing head is realized, the air suction mode of the vacuum air pump is an electric mode, and compared with the pneumatic or other modes, the air flow stability is high, and the influence on the circulation in the ink supplying process is avoided;
2. through addding the vacuum gas holder for the in-process of vacuum aspiration pump work, vacuum gas holder inner chamber evacuation state to increase negative pressure capacity, reach the effect of dilatation, make the air current of circulated easy sediment printing ink more stable.
Drawings
Fig. 1 is a schematic diagram showing a communication relationship between each member in the negative pressure constant pressure structure.
Fig. 2 is a schematic view showing an intake structure of the vacuum air tank.
Fig. 3 is an enlarged partial schematic view of the portion a in fig. 2.
Reference numerals illustrate:
1. a jet printing head; 2. a degassing valve; 3. a vacuum pump; 4. a vacuum air storage tank; 5. an air inlet pipe; 6. a flow control valve; 7. a filtering part.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-3.
The embodiment of the application discloses a negative pressure constant pressure structure of an ink printing nozzle of an ink jet printer easy to precipitate, which comprises a degassing valve 2, a vacuum air pump 3 and a vacuum air storage tank 4 which are fixed on a machine body of the ink jet printer.
One end of the degassing valve 2 is communicated with the jet printing head 1 through a pipeline, and the other end of the degassing valve 2 is communicated with the vacuum air pump 3 through a pipeline.
The vacuum air storage tank 4 is also communicated with the vacuum air pump 3, and the vacuum air storage tank 4 is additionally arranged, so that the vacuum state of the inner cavity of the vacuum air storage tank 4 is pumped in the working process of the vacuum air pump 3, the negative pressure capacity is increased, the capacity expansion effect is achieved, and the circulating air flow of the easy-to-precipitate ink is more stable.
The vacuum air storage tank 4 is a cylindrical tank body.
The vacuum gas holder 4 deviates from its one end that communicates with vacuum aspiration pump 3 and is equipped with intake pipe 5, and intake pipe 5 communicates with the inner chamber of vacuum gas holder 4 and is used for letting in the air to vacuum gas holder 4.
The air inlet pipe 5 is provided with a flow control valve 6, the flow control valve 6 is used for controlling the flow of the air inlet pipe 5 and realizing the opening and closing of the air inlet pipe 5, and when the flow of the flow control valve 6 is regulated to 0, the air inlet pipe 5 is in a closed state.
One end of the air inlet pipe 5, which is far away from the vacuum air storage tank 4, is provided with a filtering part 7 for filtering moisture in air so as to avoid influencing jet printing.
The implementation principle of the negative pressure constant pressure structure of the printing nozzle of the ink-jet printer easy-to-deposit ink is as follows:
when the vacuum air pump 3 works, the degassing membrane in the degassing valve 2 prevents the ink in the jet printing head 1 from being discharged, but only can discharge the gas, the gas in the pump body is discharged through the vacuum air pump 3 and the degassing valve 2, the negative pressure in the jet printing head 1 is realized, the air suction mode of the vacuum air pump 3 is an electric mode, and compared with the pneumatic or other modes, the air flow stability is high, and the influence on the circulation in the ink supplying process is avoided; by additionally arranging the vacuum air storage tank 4, the capacity expansion effect is achieved, so that the circulating air flow of the easy-to-precipitate ink is more stable.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. The utility model provides an ink jet printer easily deposits printing ink and prints shower nozzle negative pressure constant voltage structure which characterized in that: the printing machine comprises a degassing valve (2) and a vacuum air pump (3), wherein the degassing valve (2) is communicated with a printing head (1), and the vacuum air pump (3) is communicated with the degassing valve (2).
2. The negative pressure constant pressure structure of an ink jet printer easy-to-deposit ink printing nozzle according to claim 1, wherein: the vacuum air pump (3) is also communicated with a vacuum air storage tank (4).
3. The negative pressure constant pressure structure of an ink jet printer easy-to-deposit ink printing nozzle according to claim 2, wherein: one end of the vacuum air storage tank (4) which is far away from the vacuum air pump (3) is communicated with an air inlet pipe (5).
4. A negative pressure constant pressure structure of an ink jet printer easy-to-deposit ink printing nozzle according to claim 3, characterized in that: the air inlet pipe (5) is provided with a flow control valve (6).
5. A negative pressure constant pressure structure of an ink jet printer easy-to-deposit ink printing nozzle according to claim 3, characterized in that: the air inlet pipe (5) is provided with a filtering part (7) for filtering moisture in the air.
6. The negative pressure constant pressure structure of an ink jet printer easy-to-deposit ink printing nozzle according to claim 2, wherein: the vacuum air storage tank (4) is a cylindrical tank body.
7. The negative pressure constant pressure structure of an ink jet printer easy-to-deposit ink printing nozzle according to claim 2, wherein: the vacuum air storage tank (4) is communicated with the vacuum air pump (3) through a connecting hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333188.6U CN219467333U (en) | 2023-02-24 | 2023-02-24 | Negative pressure constant pressure structure of printing nozzle for easily-precipitated ink of ink-jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333188.6U CN219467333U (en) | 2023-02-24 | 2023-02-24 | Negative pressure constant pressure structure of printing nozzle for easily-precipitated ink of ink-jet printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219467333U true CN219467333U (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320333188.6U Active CN219467333U (en) | 2023-02-24 | 2023-02-24 | Negative pressure constant pressure structure of printing nozzle for easily-precipitated ink of ink-jet printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219467333U (en) |
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2023
- 2023-02-24 CN CN202320333188.6U patent/CN219467333U/en active Active
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