CN216345436U - Blowing pressure maintaining device for spice kitchen material sending pipeline - Google Patents
Blowing pressure maintaining device for spice kitchen material sending pipeline Download PDFInfo
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- CN216345436U CN216345436U CN202122737652.1U CN202122737652U CN216345436U CN 216345436 U CN216345436 U CN 216345436U CN 202122737652 U CN202122737652 U CN 202122737652U CN 216345436 U CN216345436 U CN 216345436U
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Abstract
The utility model discloses a blowing pressure maintaining device for a spice kitchen material sending pipeline. The PLC and the computer are not needed, and the device is simple in structure, low in cost, stable and effective. This device can be when compressed air blows off the automatic tracking standard pressure value, pressure is lower than the automatic lifting compressed air pressure when the standard value, and the automatic pressure reduction compressed air pressure when the pressure is higher than the standard value makes the compressed air pressure value stabilize in the standard requires the within range, thereby can make and blow off compressed air pressure remain stable, solves the problem that compressed air pressure reduces, effectively prevents the compounding, furthest has stopped the reinforced quality hidden danger in the production process, has guaranteed production quality, has good spreading value.
Description
Technical Field
The utility model relates to the field of vehicle control, in particular to a blowing pressure maintaining device for a spice kitchen dispensing pipeline.
Background
At present, in the production line of the tobacco industry, spice kitchens are mostly used for sending materials to a production site, but a compressed air pressure maintaining device is not blown off in a material sending pipeline. Because there is the design defect in the blowing system, there is the compounding risk often during the use, causes the energy waste, has increased manufacturing cost, also does not accord with the requirement of company consumption reduction energy-conservation. If operators neglect, production quality accidents are easily caused, and heavy loss is caused.
Specifically, a tobacco industry production line is provided with a spice kitchen, before production, leaf feeding, stem feeding, leaf flavoring and stem flavoring machines in a production site apply for feeding, after confirmation of the spice kitchen, the spice kitchen automatically feeds materials to corresponding equipment material tanks through a feeding pipeline, after feeding is stopped, residual material liquid in the pipeline is blown to the material tanks in the production site by using compressed air, then the pipeline is cleaned by using water, and after cleaning is finished, residual water stains in the pipeline are blown to a pollution discharge trench in the production site by using compressed air. In the use process, the pressure standard requirement of blowing off compressed air is 4bar, but there is pipeline loss in the compressed air blowing off process, the compressed air pressure used for blowing off actually drops to about 2.5bar, the blowing off pressure is not enough, cause feed liquid clout or wash water partly to remain in the pipeline, have the risk of feed liquid of two different trade marks or water and feed liquid compounding, and the compounding product can only do the processing of returning back.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention aims to provide a blow-off pressure maintaining device for a kitchen flavoring dispensing line, so as to solve the problems caused by unstable blow-off pressure.
The technical scheme adopted by the utility model is as follows:
a blow-off pressure maintenance device for a spice kitchen hairline, comprising: the device comprises a stop valve for opening and closing blowing operation air supply, an air storage tank for buffering air flow, an electric control film valve for adjusting blowing air pressure, a PID (proportion integration differentiation) regulator for setting an air pressure standard value and controlling the electric control film valve, and a pressure sensor for monitoring and feeding back pressure behind the electric control film valve;
wherein, a blowing gas source pipeline of a kitchen material sending pipeline is connected to a stop valve, the stop valve pipeline is connected to a gas storage tank, and the gas storage tank pipeline is connected to an electric control film valve; the pressure sensor is arranged in a pipeline behind the electric control film valve, and the PID regulator is respectively connected with the electric control film valve and the pressure sensor through electric signals.
In at least one possible implementation, the shut-off valve includes: manual stop valve.
In at least one possible implementation, a gas filter is connected in the line between the shut-off valve and the gas reservoir.
In at least one possible implementation, a safety valve is also connected in the line between the gas filter and the gas tank.
In at least one possible implementation thereof, the gas filter comprises a compressed air filter.
In at least one possible implementation, the electrically controlled diaphragm valve has a valve positioner built therein.
The main design concept of the utility model is that the main framework of the device is composed of a stop valve, an air storage tank, a membrane valve, a pressure sensor and a PID regulator. The PLC and the computer are not needed, and the device is simple in structure, low in cost, stable and effective. This device can be when compressed air blows off the automatic tracking standard pressure value, pressure is lower than the automatic lifting compressed air pressure when the standard value, and the automatic pressure reduction compressed air pressure when the pressure is higher than the standard value makes the compressed air pressure value stabilize in the standard requires the within range, thereby can make and blow off compressed air pressure remain stable, solves the problem that compressed air pressure reduces, effectively prevents the compounding, furthest has stopped the reinforced quality hidden danger in the production process, has guaranteed production quality, has good spreading value.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings, in which:
fig. 1 is a schematic diagram of a blow-off pressure maintaining device for a kitchen flavoring dispensing line according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the utility model.
The present invention proposes an embodiment of a blow-off pressure maintenance device for a perfumery kitchen hair spray line, in particular as shown in fig. 1, comprising: the device comprises a stop valve 1 for opening and closing blowing operation air supply, an air storage tank 2 for buffering air flow, an electric control membrane valve 3 for adjusting blowing air pressure, a PID regulator 4 for setting an air pressure standard value and controlling the electric control membrane valve 3, and a pressure sensor 5 for monitoring and feeding back pressure behind the electric control membrane valve 3; wherein, a blowing gas source pipeline of a kitchen material sending pipeline is connected to a stop valve 1, a pipeline of the stop valve 1 is connected to a gas storage tank 2, and a pipeline of the gas storage tank 2 is connected to an electric control film valve 3; the pressure sensor 5 is arranged in a pipeline behind the electric control membrane valve 3, and the PID regulator 4 is respectively connected with the electric control membrane valve 3 and the pressure sensor 5 through electric signals.
Further, the stop valve 1 can be a manual stop valve, so that compressed air can be opened and closed manually as required to perform blowing operation control.
Further, a gas filter 6 is connected in a pipe between the shutoff valve 1 and the gas tank 2 to filter impurities in the compressed air.
Further, a safety valve 7 is connected in a pipeline between the gas filter 6 and the gas storage tank 2 to ensure that pressure is released in time when the pipeline is over-pressurized, so that safety accidents caused by the fact that the pressure of compressed air exceeds the limit of the pipeline are prevented.
Further, the electric control membrane valve 3 is internally provided with a valve positioner.
Further, the gas filter 6 is a compressed air filter dedicated to compressed air
Further, the PID regulator is preferably of the SR23 type.
After a stop valve is connected with a compressed air source, air impurities are removed through a gas filter, then the compressed air is converged into a gas storage tank through a safety valve to realize buffering, and then the compressed air passes through a pneumatic film valve, the opening degree of the pneumatic film valve is controlled by a pressure sensor and a PID (proportion integration differentiation) regulator together, so that the air pressure of a pipeline behind the film valve can be regulated and stabilized. For example, a standard value, such as 4bar, may be set in advance on the PID regulator, and the output signal of the PID regulator is connected to the pneumatic membrane valve, so that the PID regulator can dynamically control the opening of the pneumatic membrane valve, and the pressure after the membrane valve is stabilized at the standard value, such as 4 bar.
In summary, the main design concept of the present invention is that the device architecture is composed of only the stop valve, the air storage tank, the membrane valve, the pressure sensor and the PID regulator. The PLC and the computer are not needed, and the device is simple in structure, low in cost, stable and effective. This device can be when compressed air blows off the automatic tracking standard pressure value, pressure is lower than the automatic lifting compressed air pressure when the standard value, and the automatic pressure reduction compressed air pressure when the pressure is higher than the standard value makes the compressed air pressure value stabilize in the standard requires the within range, thereby can make and blow off compressed air pressure remain stable, solves the problem that compressed air pressure reduces, effectively prevents the compounding, furthest has stopped the reinforced quality hidden danger in the production process, has guaranteed production quality, has good spreading value.
In the embodiments of the present invention, "at least one" means one or more, "a plurality" means two or more. "and/or" describes the association relationship of the associated objects, and means that there may be three relationships, for example, a and/or B, and may mean that a exists alone, a and B exist simultaneously, and B exists alone. Wherein A and B can be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" and similar expressions refer to any combination of these items, including any combination of singular or plural items. For example, at least one of a, b, and c may represent: a, b, c, a and b, a and c, b and c or a and b and c, wherein a, b and c can be single or multiple.
The structure, features and effects of the present invention have been described in detail with reference to the embodiments shown in the drawings, but the above embodiments are merely preferred embodiments of the present invention, and it should be understood that technical features related to the above embodiments and preferred modes thereof can be reasonably combined and configured into various equivalent schemes by those skilled in the art without departing from and changing the design idea and technical effects of the present invention; therefore, the utility model is not limited to the embodiments shown in the drawings, and all the modifications and equivalent embodiments that can be made according to the idea of the utility model are within the scope of the utility model as long as they are not beyond the spirit of the description and the drawings.
Claims (6)
1. A blow-off pressure maintenance device for a spice kitchen hairline, comprising: the device comprises a stop valve for opening and closing blowing operation air supply, an air storage tank for buffering air flow, an electric control film valve for adjusting blowing air pressure, a PID (proportion integration differentiation) regulator for setting an air pressure standard value and controlling the electric control film valve, and a pressure sensor for monitoring and feeding back pressure behind the electric control film valve;
wherein, a blowing gas source pipeline of a kitchen material sending pipeline is connected to a stop valve, the stop valve pipeline is connected to a gas storage tank, and the gas storage tank pipeline is connected to an electric control film valve; the pressure sensor is arranged in a pipeline behind the electric control film valve, and the PID regulator is respectively connected with the electric control film valve and the pressure sensor through electric signals.
2. The blow-off pressure maintenance device for a spice kitchen hair line of claim 1, wherein the shut-off valve comprises: manual stop valve.
3. The blow-off pressure retention device for a galley dispensing line according to claim 1, characterized in that a gas filter is connected in the line between the shut-off valve and the gas reservoir.
4. A blow-off pressure maintenance device for a galley dispensing line according to claim 3, characterized in that a safety valve is further connected in the line between the gas filter and the gas reservoir.
5. The blow-off pressure maintenance device for a galley hair spray line of claim 3, wherein the gas filter comprises a compressed air filter.
6. The pressure maintaining device for the kitchen flavoring dispensing line according to any of claims 1 to 5, wherein the electrically controlled membrane valve is provided with a valve positioner therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737652.1U CN216345436U (en) | 2021-11-08 | 2021-11-08 | Blowing pressure maintaining device for spice kitchen material sending pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737652.1U CN216345436U (en) | 2021-11-08 | 2021-11-08 | Blowing pressure maintaining device for spice kitchen material sending pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216345436U true CN216345436U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122737652.1U Active CN216345436U (en) | 2021-11-08 | 2021-11-08 | Blowing pressure maintaining device for spice kitchen material sending pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216345436U (en) |
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2021
- 2021-11-08 CN CN202122737652.1U patent/CN216345436U/en active Active
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