CN106108093A - Vacuum conditioner vacuum degree measurement and control device - Google Patents
Vacuum conditioner vacuum degree measurement and control device Download PDFInfo
- Publication number
- CN106108093A CN106108093A CN201610644417.0A CN201610644417A CN106108093A CN 106108093 A CN106108093 A CN 106108093A CN 201610644417 A CN201610644417 A CN 201610644417A CN 106108093 A CN106108093 A CN 106108093A
- Authority
- CN
- China
- Prior art keywords
- module
- vacuum
- pressure
- conditioner
- pressure transducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 25
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 5
- 238000010025 steaming Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 2
- 238000002788 crimping Methods 0.000 claims 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract description 4
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 229910052697 platinum Inorganic materials 0.000 abstract description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 13
- 230000003750 conditioning effect Effects 0.000 description 8
- 244000061176 Nicotiana tabacum Species 0.000 description 7
- 241000208125 Nicotiana Species 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The open a kind of vacuum conditioner vacuum degree measurement of the present invention and control device, the vacuum state for vacuum conditioner controls.Including shell, pressure transducer, analog output module, controller；Pressure transducer is fixed on inside vacuum conditioner；Analog output module connects pressure transducer；Pressure transducer connects controller；Controller includes pressure sensitive control module, and pressure sensitive control module connects evacuator, and pressure sensitive control module is fed back by the pressure negative pressure value in vacuum conditioner and is controlled vacuum.The design uses suitable pressure transducer, remains original platinum resistance thermometer sensor, temperature indirectly controlled system simultaneously, and control interface retains original vacuum meter and shows, increases vacuum cavitations pattern, and HMI upper increase negative pressure value shows；Make vacuum conditioner have a unrestricted choice negative pressure simultaneously and temp-controled mode line parameter of going forward side by side is arranged, solve detecting element certainty of measurement low, the delayed problem by experience adjustments of temperature and pressure.
Description
Technical field
This equipment belongs to primary processing line moisture regain apparatus field in tobacco machine, is specifically related to a kind of pressure-sensitive monitoring vacuum
Original paper and signal collection, transmission, finally by reaching the direct control to vacuum conditioner after program processing data, it is adaptable to cigarette
The moisture regain operation of leaf or class Nicotiana tabacum L..
Background technology
In primary processing line vacuum conditioning operation section, need to be placed in being stored the Nicotiana tabacum L. refined in confined space, right
It carries out evacuation, is then filled with steam and repeats said process, makes to be dried Nicotiana tabacum L. and completely attaches to humid steam and obtain fully
Moistening, to reach technological requirement.Vacuum conditioning operation, it is desirable to Nicotiana tabacum L. obtains fully moisture regain, need to be true to confined space in damping machine
Reciprocal of duty cycle is controlled；But at present in actual production process, due to vacuum conditioner in 2002 in Yuxi Cigarette Factory's throwing
Coming into operation in one workshop, is limited by technology at that time, and the control of its vacuum uses platinum resistance thermometer sensor, indirectly to control, and there is detecting element
Certainty of measurement is low, and temperature is delayed with pressure, and operative employee need to lean on the shortcoming of experience adjustments, causes institute's humidifying tobaccos moisture to have necessarily
Coming in and going out, subsequent handling moisture Control is the most complicated；If conditioning and loosening degree is inadequate, Nicotiana tabacum L. cake knot, uneven, impact can be made
Tobacco quality.Therefore, in how making vacuum conditioner, vacuum is readable and controlled, is the important foundation improving tobacco quality.
Summary of the invention
In order to save space and cost, improving utilization rate of equipment and installations, the present invention provides a kind of vacuum conditioner vacuum degree measurement
And control device, it is directly installed near the internal former vacuum table of vacuum conditioner, by the pressure sensitive in damping machine, raw
Become analogue signal, realize the control to vacuum after processing, to ensure the quality of tobacco leaf conditioning.
The present invention is completed by following technical proposal:
A kind of vacuum conditioner vacuum degree measurement and control device, including shell, pressure transducer (1), pilot interface
(2), analog output module, controller；
Pressure transducer is fixed on inside vacuum conditioner；
The pilot joint weld of pressure transducer is inside vacuum conditioner；
Analog output module connects pressure transducer；
Pressure transducer connects controller；
Controller includes pressure sensitive control module, and pressure sensitive control module connects evacuator, and pressure sensitive controls
Module is fed back by the pressure negative pressure value in vacuum conditioner and is controlled vacuum.
Further, also including at least one piece of analog-to-digital converting module, analog-to-digital converting module is connected to simulation
Between amount output module and controller, the analog quantity collected is digitally converted by analog-to-digital converting module.
Further, pressure sensor housing uses stainless steel casing, and stainless steel casing is to be threaded in vacuum conditioning
Near machine negative pressure table, inside stainless steel casing, comprise pressure sensor.
Further, controller includes that temperature/pressure controls to select module, and temperature/pressure controls to select module by right
Data acquisition source carries out the selection of address distribution, thus selecting vacuum conditioner is indirectly to be controlled by temperature data, or
Directly controlled by pressure data.
Further, pressure transducer is dry-type capacitance ceramic sensor element.
Further, pressure transducer model is PMC 41 pressure transducer of E+H, its pressure limit be 10mbar～
40mbar。
Further, analog output module seals and is contained in inside pressure sensor housing, and data acquisition is with 4～20Ma signals
Transmission.
Further, controller includes pressure transducer negative pressure value acquisition module, once evacuates module, once steams wet mould
Block, secondary evacuate module, secondary steams wet module；
Pressure transducer negative pressure value acquisition module connect respectively once evacuate module, once steam wet module, secondary evacuate mould
Block, secondary steam wet module；
Once evacuate module, once steam wet module, secondary evacuates module, secondary steams in wet module all increases temperature/pressure
Control to select module；
Temperature/pressure controls to select module, by the selection that data acquisition source address is distributed, and optional vacuum conditioning
Machine is indirectly to be controlled by temperature data, or is directly controlled by pressure data.
Further, controller connects display screen, and display screen includes negative pressure value display module, and negative pressure value display module connects
Pressure transducer negative pressure value acquisition module.
Further, pressure transducer negative pressure value acquisition module enters according to sensor-0.1Mpa～0.1Mpa scope value
Row gathers data.
This equipment has following advantages and effect: described scenario-frame simple, intuitive, it is directly mounted at vacuum conditioner
Near internal former vacuum table, not only save space, and make that vacuum is the most readable, controlled, scalable.So can solve well
Certainly get damp again the problem such as uneven insufficient, loose, it is ensured that product quality.
Accompanying drawing explanation
Fig. 1 is the vacuum degree measurement of the present invention and controls the structural representation of an embodiment of device；
Fig. 2 is pressure transducer side view in device described in Fig. 1；
Fig. 3 is the side sectional view of Fig. 2；
Fig. 4 is the cut-away view of Fig. 2；
Fig. 5 is the circuit diagram of an embodiment of the pressure transducer negative pressure value acquisition module of the present invention；
Fig. 6 is the circuit diagram of the embodiment once evacuating module of the present invention；
Fig. 7 is the circuit diagram of the embodiment once steaming wet module of the present invention；
Fig. 8 is the circuit diagram of an embodiment of the secondary evacuation module of the present invention；
Fig. 9 is the circuit diagram of an embodiment of the secondary wet module of steaming of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in the figure: 1. pressure transducer；2. pressure transducer pressure tap interface；3. output line cable；4. connecting pipe；
5. rustless steel blind cover；6. signal output cable interface；7. pilot interface；8. ceramic substrate；9. ceramic diaphragm；11. pressure sensings
Device negative pressure value acquisition module；12. once evacuate module；13. once steam wet module；14. two times evacuate module；15. 2 steamings are wet
Module.
The concrete technical scheme of this equipment is:
Vacuum degree measurement and control device, including shell, pressure transducer (1), Analog input mModule, controller.If
For being installed on inside vacuum conditioner, preferably it is mounted near former vacuum table.Described device is logical to be threaded io pilot and connects
At Kou, pilot interface is fixed on vacuum conditioner inwall with welding manner, constitutes firm, stable connection.
A kind of vacuum degree measurement and control device, it is characterised in that pilot interface, analog output module, controller are each
Module (11,12,13,14,15,16).
Pilot interface is installed on inside device housings, seals.
In a preferred embodiment, pressure transducer is fixed near the internal former vacuum table of vacuum conditioner, protects
Former vacuum table is stayed to show.
In a preferred embodiment, in the case of substation, one piece of Analog input mModule is increased, with to the mould collected
Analog quantity is digitized, and is sent to processing unit.
In a preferred embodiment, original module is modified so that it is indirectly control original temperature can be run
In the case of system, optional use pressure sensitive mode controls.
In a preferred embodiment, HMI key frame is improved, its picture increases negative pressure value and shows, with
Facilitate operator's real time inspection vacuum state.Controller includes: pressure transducer negative pressure value acquisition module, temperature/pressure control
System select module, once evacuate module, once steam wet module, secondary evacuate module, secondary steam wet module；
In a preferred embodiment, controller includes that pressure transducer negative pressure value acquisition module, temperature/pressure control
Select module, once evacuate module, once steam wet module, secondary evacuate module, secondary steam wet module；
Pressure transducer negative pressure value acquisition module connect respectively once evacuate module, once steam wet module, secondary evacuate mould
Block, secondary steam wet module；
Pressure transducer negative pressure value acquisition module is acquired number according to sensor-0.1Mpa～0.1Mpa scope value
According to；
Once evacuate module, once steam wet module, secondary evacuate module, secondary steam wet module all increase temperature/pressure control
System selects module；
Temperature/pressure controls to select module, by the selection that data acquisition source address is distributed, and optional vacuum conditioning
Machine is indirectly to be controlled by temperature data, or is directly controlled by pressure data.
Controller connects display screen, and display screen includes negative pressure value display module, and negative pressure value display module connects pressure sensing
Device negative pressure value acquisition module.Display screen retains former vacuum meter display interface.
In a preferred embodiment,
1) selection pressure sensor 1, measures scope 10mbar-40bar, and shell uses stainless steel, can meet food
And the special hygienic requirements of pharmaceuticals industry；Sensor have selected PMC 41 pressure transducer of E+H on selecting, and it uses dry type
Capacitance ceramic sensor, pressure limit: 10mbar-40bar, have the advantages that certainty of measurement is high: pressure limit: 10mbar-
40bar, has the advantages that certainty of measurement is high:
-non-linear: set the 0.2% of range；
-long-time stability: 0.1%/annual
-adjustable measurement scope: TD 10:1.
As it is shown in figure 1, pressure transducer is threaded connection mode is connected to pilot interface；
2) increasing by one piece of Analog input mModule in control sub-station case, the analog quantity exported from pressure transducer is turned by it
It is changed to data, and imports control processing unit, the program in processing unit data are processed；
3) increase pressure transducer negative pressure value acquisition module, write according to sensor-0.1Mpa～0.1Mpa scope value
Correlation module；
4) to once evacuating, once steaming, wet, secondary evacuates, secondary steams wet module and improved, and adds optional control
The module of mode processed, by the selection distributing address so that in actual production, optional vacuum conditioner is by temperature number
According to indirectly controlling, or directly controlled by pressure data, it is achieved the vacuum degree measurement of vacuum conditioner and control
This equipment provides the benefit that: at the primary processing line of tobacco business, the vacuum conditioning section of leaf line is always Nicotiana tabacum L.
The important step of resurgence process, material moisture regain in vacuum conditioner and loosening degree, subsequent machining technology is had directly
Impact；Have employed above-mentioned device so that in actual production, optional vacuum conditioner is indirectly to be controlled by temperature data
System, or directly controlled by pressure data, it is achieved the vacuum degree measurement of vacuum conditioner and control, effectively improve vacuum
Stability during damping machine work, it is ensured that produce the quality of Nicotiana tabacum L., has ensured stablizing of Medicated cigarette inherent quality and style simultaneously.
Finally should be noted that: above example is only in order to illustrate that the technical scheme of this case is not intended to limit；Although
Being described in detail this case with reference to preferred embodiment, those of ordinary skill in the field are it is understood that the most permissible
The detailed description of the invention of this case is modified or portion of techniques feature is carried out equivalent；Without deviating from this case technical side
The spirit of case, it all should be contained in the middle of the technical scheme scope that this case is claimed.
Claims (10)
1. a vacuum conditioner vacuum degree measurement and control device, it is characterised in that include shell, pressure transducer (1), lead
Crimping mouth (2), analog output module, controller；
Pressure transducer is fixed on inside vacuum conditioner；
The pilot joint weld of pressure transducer is inside vacuum conditioner；
Analog output module connects pressure transducer；
Pressure transducer connects controller；
Controller includes pressure sensitive control module, and pressure sensitive control module connects evacuator, pressure sensitive control module
Fed back by the pressure negative pressure value in vacuum conditioner and vacuum is controlled.
A kind of vacuum conditioner vacuum degree measurement the most according to claim 1 and control device, it is characterised in that also include
At least one piece of analog-to-digital converting module, analog-to-digital converting module is connected between analog output module and controller,
The analog quantity collected is digitally converted by analog-to-digital converting module.
A kind of vacuum conditioner vacuum degree measurement the most according to claim 1 and control device, it is characterised in that pressure passes
Sensor shell use stainless steel casing, stainless steel casing to be threaded near vacuum conditioner vacuum table, stainless steel casing
Inside comprises pressure sensor.
4., according to a kind of vacuum conditioner vacuum degree measurement described in any one of claims 1 to 3 and control device, its feature exists
Include that temperature/pressure controls to select module in, controller, temperature/pressure control to select module by data acquisition is originated into
The selection of row address distribution, thus selecting vacuum conditioner is indirectly to be controlled by temperature data, or come straight by pressure data
Connect control.
5., according to a kind of vacuum conditioner vacuum degree measurement described in any one of claims 1 to 3 and control device, its feature exists
In, pressure transducer is dry-type capacitance ceramic sensor element.
6., according to a kind of vacuum conditioner vacuum degree measurement described in any one of claims 1 to 3 and control device, its feature exists
In, pressure transducer model is PMC 41 pressure transducer of E+H, and its pressure limit is 10mbar～40mbar.
7., according to a kind of vacuum conditioner vacuum degree measurement described in any one of claims 1 to 3 and control device, its feature exists
In, analog output module seals and is contained in inside pressure sensor housing, and data acquisition transmits with 4～20Ma signals.
8., according to a kind of vacuum conditioner vacuum degree measurement described in any one of claims 1 to 3 and control device, its feature exists
In,
Controller include pressure transducer negative pressure value acquisition module, once evacuate module, once steam wet module, secondary evacuate mould
Block, secondary steam wet module；
Pressure transducer negative pressure value acquisition module connect respectively once evacuate module, once steam wet module, secondary evacuate module, two
The wet module of secondary steaming；
Once evacuate module, once steam wet module, secondary evacuates module, secondary steams in wet module all increases temperature/pressure control
Select module；
Temperature/pressure controls to select module, and by the selection distributing data acquisition source address, optional vacuum conditioner is
Indirectly controlled by temperature data, or directly controlled by pressure data.
A kind of vacuum conditioner vacuum degree measurement the most according to claim 8 and control device, it is characterised in that controller
Connecting display screen, display screen includes negative pressure value display module, and negative pressure value display module connects pressure transducer negative pressure value and gathers mould
Block.
A kind of vacuum conditioner vacuum degree measurement the most according to claim 8 and control device, it is characterised in that pressure
Sensor negative pressure value acquisition module is acquired data according to sensor-0.1Mpa～0.1Mpa scope value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644417.0A CN106108093A (en) | 2016-08-09 | 2016-08-09 | Vacuum conditioner vacuum degree measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644417.0A CN106108093A (en) | 2016-08-09 | 2016-08-09 | Vacuum conditioner vacuum degree measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106108093A true CN106108093A (en) | 2016-11-16 |
Family
ID=57257424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644417.0A Pending CN106108093A (en) | 2016-08-09 | 2016-08-09 | Vacuum conditioner vacuum degree measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106108093A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3924645A (en) * | 1973-06-27 | 1975-12-09 | Amf Inc | Tobacco moistening method |
| GB1475600A (en) * | 1973-08-10 | 1977-06-01 | Hauni Werke Koerber & Co Kg | Control of moisture content of tobacco or other material of the tobacco-processing industry |
| CN201925151U (en) * | 2011-03-08 | 2011-08-10 | 黑龙江省农业机械工程科学研究院 | Vacuum pump performance testing device |
| CN202428811U (en) * | 2011-12-21 | 2012-09-12 | 深圳市润天智数字设备股份有限公司 | Automatic negative pressure regulating system |
| CN102815288A (en) * | 2011-06-10 | 2012-12-12 | 北汽福田汽车股份有限公司 | Electronic vacuum pump control device, vacuum boosting system and vacuum boosting method |
| CN203087499U (en) * | 2012-12-31 | 2013-07-31 | 河南中烟工业有限责任公司 | Vacuum steam conditioner evacuation steam pressure control device |
| CN204385333U (en) * | 2014-12-30 | 2015-06-10 | 长乐恒申合纤科技有限公司 | A kind of monomer suction system with negative pressure automatic detection function |
-
2016
- 2016-08-09 CN CN201610644417.0A patent/CN106108093A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3924645A (en) * | 1973-06-27 | 1975-12-09 | Amf Inc | Tobacco moistening method |
| GB1475600A (en) * | 1973-08-10 | 1977-06-01 | Hauni Werke Koerber & Co Kg | Control of moisture content of tobacco or other material of the tobacco-processing industry |
| CN201925151U (en) * | 2011-03-08 | 2011-08-10 | 黑龙江省农业机械工程科学研究院 | Vacuum pump performance testing device |
| CN102815288A (en) * | 2011-06-10 | 2012-12-12 | 北汽福田汽车股份有限公司 | Electronic vacuum pump control device, vacuum boosting system and vacuum boosting method |
| CN202428811U (en) * | 2011-12-21 | 2012-09-12 | 深圳市润天智数字设备股份有限公司 | Automatic negative pressure regulating system |
| CN203087499U (en) * | 2012-12-31 | 2013-07-31 | 河南中烟工业有限责任公司 | Vacuum steam conditioner evacuation steam pressure control device |
| CN204385333U (en) * | 2014-12-30 | 2015-06-10 | 长乐恒申合纤科技有限公司 | A kind of monomer suction system with negative pressure automatic detection function |
Non-Patent Citations (1)
| Title |
|---|
| 陈家明: "真空回潮机温度与压力控制对比分析", 《中国烟草学会2010年学术年会论文集》 * |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |