CN211617052U - Negative pressure generating device and printer - Google Patents
Negative pressure generating device and printer Download PDFInfo
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- CN211617052U CN211617052U CN201922108960.0U CN201922108960U CN211617052U CN 211617052 U CN211617052 U CN 211617052U CN 201922108960 U CN201922108960 U CN 201922108960U CN 211617052 U CN211617052 U CN 211617052U
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- negative pressure
- pump
- generating device
- bottle
- pressure generating
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Abstract
The utility model provides a negative pressure generating device, which comprises a negative pressure bottle, a negative pressure pump and a solenoid valve, wherein the inlet of the negative pressure bottle is communicated with the negative pressure pump, and the outlet is communicated with the solenoid valve; the negative pressure pump comprises a peristaltic pump. The peristaltic pump can enable the negative pressure bottle to form a negative pressure state with small fluctuation, thereby ensuring that ink in the spray head in the printer does not leak.
Description
Technical Field
The utility model belongs to the technical field of the printing apparatus, concretely relates to negative pressure generating device and printer.
Background
The existing printer sprays ink through a nozzle, the surface tension of the ink is low, the ink is easy to leak through the nozzle under the action of gravity, and particularly, the ink is wasted under a non-printing state.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the present invention is to provide a negative pressure generating device, which can maintain the negative pressure state in the nozzle and ensure that the ink does not leak.
In order to solve the problems, the utility model provides a negative pressure generating device, which comprises a negative pressure bottle, a negative pressure pump and an electromagnetic valve, wherein the inlet of the negative pressure bottle is communicated with the negative pressure pump, and the outlet of the negative pressure bottle is communicated with the electromagnetic valve; the negative pressure pump comprises a peristaltic pump.
Preferably, the negative pressure pump further comprises an air pressure pump capable of rapidly providing negative pressure.
Preferably, the negative pressure generating device further comprises a control device, and the control device is connected with the electromagnetic valve.
Preferably, the negative pressure generating device further comprises a display device, and the display device displays the pressure state of the negative pressure bottle in time.
Preferably, the pressure of the negative pressure bottle is-0.01 KPa to 0.01 KPa.
In order to solve the above problem, the present invention provides a printer, including the negative pressure generating device as described above.
The utility model provides a negative pressure generating device, which comprises a negative pressure bottle, a negative pressure pump and an electromagnetic valve, wherein the inlet of the negative pressure bottle is communicated with the negative pressure pump, and the outlet of the negative pressure bottle is communicated with the electromagnetic valve; the negative pressure pump comprises a peristaltic pump. The peristaltic pump can enable the negative pressure bottle to form a negative pressure state with small fluctuation, thereby ensuring that ink in the spray head in the printer does not leak.
Drawings
Fig. 1 is a schematic structural view of a negative pressure generating device according to an embodiment of the present invention.
The reference numerals are represented as:
1. a negative pressure bottle; 2. a display device; 3. a control device; 4. a fast vacuum pump; 5. a peristaltic pump; 6. an electromagnetic valve.
Detailed Description
With reference to fig. 1, according to an embodiment of the present invention, a negative pressure generating apparatus includes a negative pressure bottle 1, a negative pressure pump and a solenoid valve 6, an inlet of the negative pressure bottle 1 is communicated with the negative pressure pump, and an outlet is communicated with the solenoid valve 6; the negative pressure pump comprises a peristaltic pump 5.
The peristaltic pump 5 is connected to the negative pressure bottle 1, so that the negative pressure bottle 1 can generate a stable negative pressure device with a small fluctuation range, the generated negative pressure is output through the electromagnetic valve 6, the operation equipment similar to a printer nozzle is completed, and ink can be maintained in the nozzle.
Preferably, the negative pressure pump further comprises an air pressure pump capable of rapidly providing negative pressure.
Preferably, the negative pressure generating device further comprises a control device 3, and the control device 3 is connected with the electromagnetic valve 6.
Preferably, the negative pressure generating device further comprises a display device 2, and the display device 2 displays the pressure state of the negative pressure bottle 1 in time.
Preferably, the pressure of the negative pressure bottle 1 is-0.01 KPa to 0.01 KPa.
In order to solve the above problem, the present invention provides a printer, including the negative pressure generating device as described above.
The device of this application produces the precision through miniature air pump adjustment and reaches less scope vacuum negative pressure, can act on inside the second grade ink horn of printer, makes it produce one up adsorption's power and offsets the inside ink of shower nozzle because the hourglass black phenomenon that gravity produced to guaranteed that the shower nozzle prints the smoothness nature that supplies the ink in succession.
It is easily understood by those skilled in the art that the above embodiments can be freely combined and superimposed without conflict.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A negative pressure generating device is characterized by comprising a negative pressure bottle, a negative pressure pump and an electromagnetic valve, wherein the inlet of the negative pressure bottle is communicated with the negative pressure pump, and the outlet of the negative pressure bottle is communicated with the electromagnetic valve; the negative pressure pump comprises a peristaltic pump.
2. The negative pressure generating apparatus of claim 1, wherein the negative pressure pump further comprises a vacuum pump capable of rapidly providing negative pressure.
3. The negative pressure generating device as claimed in claim 2, further comprising a control device, wherein the control device is connected to the solenoid valve.
4. The negative pressure generating device as claimed in claim 1 or 3, further comprising a display device for displaying the pressure state of the negative pressure bottle in time.
5. The negative pressure generating apparatus according to claim 1, wherein the pressure of the negative pressure bottle is-0.01 KPa to 0.01 KPa.
6. A printer comprising a negative pressure generating device according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922108960.0U CN211617052U (en) | 2019-11-29 | 2019-11-29 | Negative pressure generating device and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922108960.0U CN211617052U (en) | 2019-11-29 | 2019-11-29 | Negative pressure generating device and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211617052U true CN211617052U (en) | 2020-10-02 |
Family
ID=72627259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922108960.0U Active CN211617052U (en) | 2019-11-29 | 2019-11-29 | Negative pressure generating device and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211617052U (en) |
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2019
- 2019-11-29 CN CN201922108960.0U patent/CN211617052U/en active Active
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